1 2009-11-12 Jan Hubicka <jh@suse.cz>
3 * cgraph.h (varpool_node_name): Declare.
4 * cgraphunit.c (process_function_and_variable_attributes): Set force_output
5 flag on used variables.
6 * ipa.c (function_and_variable_visibility): Dump externally visible and needed
8 * varpool.c (varpool_node_name): Export.
9 (decide_is_variable_needed): Check COMDAT for externally visible vars;
12 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
15 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
16 processing if XEXP (x, i) is NULL.
18 2009-11-12 Jan Hubicka <jh@suse.cz>
20 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
21 imply PUBLIC || EXTERNAL.
23 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
26 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
27 single successor block, ending with jump created by RTL expander.
29 2009-11-11 Jan Hubicka <jh@suse.cz>
32 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
33 and WEAK variables at -fwhole-program.
36 * ipa.c (whole_program_function_and_variable_visility): COMDAT
37 functions/variables are not needed even if they are externally visible.
39 2009-11-11 Jan Hubicka <jh@suse.cz>
41 (patch by Richard Guenther)
42 * lto-streamer-out.c (output_function): Output head of argument list
44 * lto-streamer-in.c (input_function): Re-map arguments into merged
47 2009-11-11 Jan Hubicka <jh@suse.cz>
49 * lto-cgraph.c: Include gcov-io.h
50 (output_profile_summary): New function.
51 (output_cgraph): Use it.
52 (input_profile_summary): New function.
53 (input_cgraph): Use it.
54 * coverage.c (build_ctr_info_value): Use varpool; initalize
56 (create_coverage): Likewise.
57 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
58 (tree_init_edge_profiler): Likewise.
59 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
61 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
63 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
64 * c-pragma.c (def_pragma_macro_value): Likewise.
65 (def_pragma_macro): Likewise.
66 (pushed_macro_table): Likewise.
67 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
68 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
70 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
72 * doc/plugins.texi (Registering custom attributes): section
73 renamed as (Registering custom attributes or pragmas).
74 Mentions custom attributes & pragmas, and c_register_pragma, with
76 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
78 * doc/extend.texi (Function Attributes): Mentions that plugin can
79 provide their attributes.
81 2009-11-11 Jon Beniston <jon@beniston.com>
83 * config.gcc: Add lm32 elf and uclinux targets.
84 * config/lm32: New directory.
85 * config/lm32/lm32.c: New file.
86 * config/lm32/lm32.h: New file.
87 * config/lm32/lm32.md: New file.
88 * config/lm32/lm32.opt: New file.
89 * config/lm32/lm32-protos.h: New file.
90 * config/lm32/constraints.md: New file.
91 * config/lm32/predicates.md: New file.
92 * config/lm32/sfp-machine.h: New file.
93 * config/lm32/t-fprules-softfp: New file.
94 * config/lm32/uclinux-elf.h: New file.
95 * doc/invoke.texi: Document lm32 options.
96 * doc/contrib.texi: Document lm32 porter.
97 * doc/install.texi: Document lm32 targets.
99 2009-11-11 Martin Jambor <mjambor@suse.cz>
102 * ipa-prop.c (ipa_update_after_lto_read): Call
103 ipa_check_create_node_params and ipa_check_create_edge_args. Also
104 call ipa_initialize_node_params instead of ipa_populate_param_decls.
106 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
108 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
109 (neon_expand_vector_init): Use them. Also handle non-constant
110 vectors with identical elements and vectors with only one
111 non-constant element.
112 (arm_print_operand): Handle 'y' modifier.
113 * config/arm/arm-protos.h (neon_make_constant): Declare.
114 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
115 patterns. Use VX instead of VDQW for the first one. Allow
116 a VFP alternative and V32 modes for the second one.
117 * config/arm/neon.ml (shape_elt): Add Alternatives.
118 (ops): Use Alternatives for vdup lane instructions.
119 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
120 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
122 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
124 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
126 (movti, mov<mode>): Call force_reg on one operand if required.
127 * config/arm/vec-common.md (mov<mode>): Likewise.
129 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
131 * config/arm/arm.c (arm_override_options): Enable scheduling for
134 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
138 * expr.h (anti_adjust_stack_and_probe): Declare.
139 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
140 parameter and rewrite head comment.
141 (allocate_dynamic_stack_space): Adjust call to above function.
142 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
144 * tree.h (dwarf2out_args_size): Delete.
145 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
146 (dwarf2out_args_size_adjust): Delete prototype and move around.
147 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
148 ACCUMULATE_OUTGOING_ARGS targets.
150 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
152 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
153 DECL_SIZE of DECL_RESULT before evaluating it.
155 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
157 PR tree-optimization/41987
158 * fold-const.c (const_binop): Avoid using fold_buildN().
160 2009-11-10 Martin Jambor <mjambor@suse.cz>
162 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
163 (execute_all_ipa_stmt_fixups): Declare.
164 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
165 * ipa-inline.c (pass_ipa_inline): Likewise.
166 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
167 * ipa-reference.c (pass_ipa_reference): Likewise.
168 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
169 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
170 (pass_ipa_lto_finish_out): Likewise.
171 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
172 * passes.c (execute_ipa_stmt_fixups): New function.
173 (execute_all_ipa_stmt_fixups): New function.
174 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
176 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
179 * explow.c (probe_stack_range): Fix typo.
180 * config/sparc/sparc.md (probe_stack): New expander.
182 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
184 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
186 2009-11-09 Jason Merrill <jason@redhat.com>
188 * gdbinit.in (pgq): New function for printing gimple sequence.
190 2009-11-09 Paul Brook <paul@codesourcery.com>
191 Daniel Jacobowitz <dan@codesourcery.com>
192 Sandra Loosemore <sandra@codesourcery.com>
194 * doc/extend.texi (Half-Precision): Update wording to reflect
195 that there are now multiple -mfpu options that enable fp16
197 * doc/invoke.texi: Update list of ARM -mfpu= options.
198 * config.gcc: Update ARM --with-fpu option list.
199 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
200 vfpv3xd and vfpv3xd-fp16.
201 (use_vfp_abi): New function.
202 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
204 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
205 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
206 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
207 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
209 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
211 (arm_print_operand): Handle 'p' modifier.
212 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
214 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
215 (TARGET_FP16): Define.
216 * config/arm/vfp.md: Disable double-precision patterns if the FPU
217 does not provide them.
218 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
219 double-precision values on a single-precision FPU.
220 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
221 double-precision constants.
222 (movhf_vfp_neon): New pattern (was movhf_vfp).
223 (movhf_vfp): Remove NEON instructions.
224 * config/arm/constraints.md: Add new "Dy" constraint for
225 double-precision constants. Update description of "Dv".
226 * config/arm/arm.md: Disable double-precision patterns if the FPU
227 does not provide them
229 2009-11-09 Jakub Jelinek <jakub@redhat.com>
231 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
232 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
235 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
237 * collect2.c (main): Search PLUGIN_LD for plugin linker.
239 * configure.ac (--with-plugin-ld): New. Default to ld.
240 * configure: Regenerated.
241 * config.in: Likewise.
243 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
244 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
246 2009-11-08 Jonathan Gray <jsg@openbsd.org>
248 * config/openbsd-stdint.h: Change to reflect what
249 c_common_nodes_and_builtins expects.
251 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
253 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
255 2009-11-08 Jakub Jelinek <jakub@redhat.com>
258 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
259 function contains at least one local dynamic name.
260 (print_operand) <case '&'>: Instead output operand lossage diagnostics
261 here if that happens.
263 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
264 Joern Rennecke <amylaar@spamcop.net>
266 * cfgrtl.c (pass_free_cfg): Add pass name.
267 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
268 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
269 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
270 * df-core.c (pass_df_initialize_no_opt): Likewise.
271 * except.c (pass_rtl_eh): Likewise.
272 * function.c (pass_init_function, pass_leaf_regs): Likewise.
273 * gcse.c (pass_rtl_pre): Change pass name.
274 * passes.c (pass_postreload): Add pass name.
275 (make_pass_instance): Don't use duplicate-tracking logic for
276 names starting with '*'.
277 (next_pass_1): Assert that pass has a name.
278 (register_one_dump_file): If there is an space in the name,
280 * predict.c (pass_strip_predict_hints): Add pass name.
281 * reg-stack.c (pass_stack_regs): Likewise.
282 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
283 * tree-cfg.c (pass_warn_function_return,
284 pass_warn_function_noreturn): Add pass name.
285 * tree-dfa.c (pass_referenced_vars): Likewise.
286 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
287 Fix whitespace before comment.
288 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
289 (pass_init_datastructures): Add pass name.
290 * tree-ssa-loop.c (pass_record_bounds): Likewise.
291 * tree-ssa.c (pass_early_warn_uninitialized,
292 pass_late_warn_uninitialized): Likewise.
293 * tree.c (pass_ipa_free_lang_data): Likewise.
294 * doc/passes.texi (pass manager): Document how to disambiguate
297 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
299 * df-problems.c: Fix documentation for forward simulation of LR.
300 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
301 (df_simulate_finalize_forwards): Remove.
302 * df.h (df_simulate_finalize_forwards): Remove.
304 2009-11-08 Richard Guenther <rguenther@suse.de>
306 * tree-ssa-structalias.c (build_succ_graph): Properly make
307 variables escape if they are stored to anything.
309 2009-11-08 Richard Guenther <rguenther@suse.de>
311 PR rtl-optimization/41928
312 * loop-invariant.c (free_loop_data): If we didn't allocate
313 loop data do not try to free it.
315 2009-11-07 Jason Merrill <jason@redhat.com>
317 * tree.c (reconstruct_complex_type): Preserve attributes.
319 2009-11-07 Richard Guenther <rguenther@suse.de>
321 * tree-ssa-structalias.c (build_succ_graph): Feed stores
322 to anything only to variables that can take pointers.
323 (get_constraint_for_ssa_var): Properly exclude full
324 variables from expanding.
325 (first_vi_for_offset): Avoid overflow in arithmetic.
326 (first_or_preceding_vi_for_offset): Likewise.
327 (count_num_arguments): Fix implementation.
328 (gate_ipa_pta): Do not run when not optimizing.
330 2009-11-07 David Binderman <dcb314@hotmail.com>
332 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
333 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
334 set but not used variables.
335 (apply_args_reg_offset): Comment out as unused.
336 * calls.c (flags_from_decl_or_type): Likewise.
337 * genautomata.c (check_regexp_units_distribution): Likewise.
339 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
341 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
342 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
343 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
344 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
345 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
346 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
347 operand alternatives.
349 2009-11-06 Michael Matz <matz@suse.de>
352 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
353 of a potential reciprocal to really be reciprocals.
355 2009-11-06 Jakub Jelinek <jakub@redhat.com>
357 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
358 lwpintrin.h after immintrin.h.
359 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
363 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
364 or non-constant index, allow index one past the last element and
365 allow exceeding array bound in arrays that might be used as flexible
368 2009-11-05 Richard Henderson <rth@redhat.com>
370 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
372 2009-11-05 Paul Brook <paul@codesourcery.com>
374 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
376 (all_fpus): Add FPU details.
377 (fp_model_for_fpu): Remove.
378 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
379 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
380 (arm_file_start): Use arm_fpu_desc.
381 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
382 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
384 (TARGET_FPA_EMU2): Define.
385 (arm_fp_model, fputype, arm_fpu_tune): Remove.
386 (vfp_reg_type, arm_fpu_desc): New.
387 * config/arm/arm.md (attr fpu): Simplify.
388 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
389 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
390 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
391 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
392 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
394 2009-11-05 Michael Matz <matz@suse.de>
396 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
398 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
401 2009-11-04 Jason Merrill <jason@redhat.com>
404 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
405 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
406 (output_constant): Avoid crash after error.
408 2009-11-05 Martin Jambor <mjambor@suse.cz>
410 * tree-sra.c (struct access): Changed comment of next_sibling field.
411 (analyze_modified_params): Loop over accesses of a group rather than
412 over all with the ame base, pass a common bitmap to
414 (unmodified_by_ref_scalar_representative): Build link lists of
416 (splice_param_accesses): Likewise.
418 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
420 * df-scan.c (df-uses-record): Add case zero_extract of mem.
422 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
426 * config/i386/i386.md (probe_stack): New expander.
427 (logical operation peepholes): Do not split stack checking probes.
429 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
430 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
432 * doc/invoke.texi (-mlwp): Add documentation.
433 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
434 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
436 * config/i386/lwpintrin.h: New file, provide x86 compiler
438 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
439 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
440 * config/i386/i386-c.c (ix86_target_macros_internal): Check
442 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
443 * config/i386/i386.opt (-mlwp): New switch for LWP support.
444 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
445 (OPTION_MASK_ISA_LWP_UNSET): New.
446 (ix86_handle_option): Handle -mlwp.
447 (isa_opts): Handle -mlwp.
448 (enum pta_flags): Add PTA_LWP.
449 (override_options): Add LWP support.
450 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
451 (IX86_BUILTIN_LLWPCB32): Ditto.
452 (IX86_BUILTIN_LLWPCB64): Ditto.
453 (IX86_BUILTIN_SLWPCB16): Ditto.
454 (IX86_BUILTIN_SLWPCB32): Ditto.
455 (IX86_BUILTIN_SLWPCB64): Ditto.
456 (IX86_BUILTIN_LWPVAL16): Ditto.
457 (IX86_BUILTIN_LWPVAL32): Ditto.
458 (IX86_BUILTIN_LWPVAL64): Ditto.
459 (IX86_BUILTIN_LWPINS16): Ditto.
460 (IX86_BUILTIN_LWPINS32): Ditto.
461 (IX86_BUILTIN_LWPINS64): Ditto.
462 (enum ix86_special_builtin_type): Add LWP intrinsic support.
463 (builtin_description): Ditto.
464 (ix86_init_mmx_sse_builtins): Ditto.
465 (ix86_expand_special_args_builtin): Ditto.
466 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
468 (UNSPEC_SLWP_INTRINSIC): Ditto.
469 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
470 (UNSPECV_LWPINS_INTRINSIC): Ditto.
471 (lwp_llwpcbhi1): New lwp pattern.
472 (lwp_llwpcbsi1): Ditto.
473 (lwp_llwpcbdi1): Ditto.
474 (lwp_slwpcbhi1): Ditto.
475 (lwp_slwpcbsi1): Ditto.
476 (lwp_slwpcbdi1): Ditto.
477 (lwp_lwpvalhi3): Ditto.
478 (lwp_lwpvalsi3): Ditto.
479 (lwp_lwpvaldi3): Ditto.
480 (lwp_lwpinshi3): Ditto.
481 (lwp_lwpinssi3): Ditto.
482 (lwp_lwpinsdi3): Ditto.
484 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
485 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
488 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
491 2009-11-04 Richard Guenther <rguenther@suse.de>
492 Rafael Avila de Espindola <espindola@google.com>
494 * gcc.c (process_command): Handle arguments name@offset.
496 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
497 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
499 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
501 * config/i386/xopintrin.h: New file, provide common x86 compiler
503 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
504 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
505 * config/i386/i386-c.c(ix86_target_macros_internal): Check
507 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
508 * config/i386/i386.opt (-mxop): New switch for XOP support.
509 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
510 (UNSPEC_XOP_TRUEFALSE)
512 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
513 (PPERM_*): New constants for vpperm instruction.
514 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
515 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
516 (OPTION_MASK_ISA_XOP_UNSET): New.
517 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
518 (ix86_handle_option): Handle -mxop.
519 (isa_opts): Handle -mxop.
520 (enum pta_flags): Add PTA_XOP.
521 (override_options): Add XOP support.
522 (print_operand): Add code for XOP compare instructions.
523 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
524 (ix86_expand_int_vcond): Extend for XOP compare instruction.
526 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
527 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
528 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
529 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
530 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
531 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
532 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
534 (IX86_BUILTIN_VPCMOV256): Ditto.
535 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
536 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
537 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
538 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
539 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
540 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
542 (IX86_BUILTIN_VPPERM): Ditto.
544 (IX86_BUILTIN_VPMACSSWW): Ditto.
545 (IX86_BUILTIN_VPMACSWW): Ditto.
546 (IX86_BUILTIN_VPMACSSWD): Ditto.
547 (IX86_BUILTIN_VPMACSWD): Ditto.
548 (IX86_BUILTIN_VPMACSSDD): Ditto.
549 (IX86_BUILTIN_VPMACSDD): Ditto.
550 (IX86_BUILTIN_VPMACSSDQL): Ditto.
551 (IX86_BUILTIN_VPMACSSDQH): Ditto.
552 (IX86_BUILTIN_VPMACSDQL): Ditto.
553 (IX86_BUILTIN_VPMACSDQH): Ditto.
554 (IX86_BUILTIN_VPMADCSSWD): Ditto.
555 (IX86_BUILTIN_VPMADCSWD): Ditto.
557 (IX86_BUILTIN_VPHADDBW): Ditto.
558 (IX86_BUILTIN_VPHADDBD): Ditto.
559 (IX86_BUILTIN_VPHADDBQ): Ditto.
560 (IX86_BUILTIN_VPHADDWD): Ditto.
561 (IX86_BUILTIN_VPHADDWQ): Ditto.
562 (IX86_BUILTIN_VPHADDDQ): Ditto.
563 (IX86_BUILTIN_VPHADDUBW): Ditto.
564 (IX86_BUILTIN_VPHADDUBD): Ditto.
565 (IX86_BUILTIN_VPHADDUBQ): Ditto.
566 (IX86_BUILTIN_VPHADDUWD): Ditto.
567 (IX86_BUILTIN_VPHADDUWQ): Ditto.
568 (IX86_BUILTIN_VPHADDUDQ): Ditto.
569 (IX86_BUILTIN_VPHSUBBW): Ditto.
570 (IX86_BUILTIN_VPHSUBWD): Ditto.
571 (IX86_BUILTIN_VPHSUBDQ): Ditto.
573 (IX86_BUILTIN_VPROTB): Ditto.
574 (IX86_BUILTIN_VPROTW): Ditto.
575 (IX86_BUILTIN_VPROTD): Ditto.
576 (IX86_BUILTIN_VPROTQ): Ditto.
577 (IX86_BUILTIN_VPROTB_IMM): Ditto.
578 (IX86_BUILTIN_VPROTW_IMM): Ditto.
579 (IX86_BUILTIN_VPROTD_IMM): Ditto.
580 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
582 (IX86_BUILTIN_VPSHLB): Ditto.
583 (IX86_BUILTIN_VPSHLW): Ditto.
584 (IX86_BUILTIN_VPSHLD): Ditto.
585 (IX86_BUILTIN_VPSHLQ): Ditto.
586 (IX86_BUILTIN_VPSHAB): Ditto.
587 (IX86_BUILTIN_VPSHAW): Ditto.
588 (IX86_BUILTIN_VPSHAD): Ditto.
589 (IX86_BUILTIN_VPSHAQ): Ditto.
591 (IX86_BUILTIN_VFRCZSS): Ditto.
592 (IX86_BUILTIN_VFRCZSD): Ditto.
593 (IX86_BUILTIN_VFRCZPS): Ditto.
594 (IX86_BUILTIN_VFRCZPD): Ditto.
595 (IX86_BUILTIN_VFRCZPS256): Ditto.
596 (IX86_BUILTIN_VFRCZPD256): Ditto.
598 (IX86_BUILTIN_VPCOMEQUB): Ditto.
599 (IX86_BUILTIN_VPCOMNEUB): Ditto.
600 (IX86_BUILTIN_VPCOMLTUB): Ditto.
601 (IX86_BUILTIN_VPCOMLEUB): Ditto.
602 (IX86_BUILTIN_VPCOMGTUB): Ditto.
603 (IX86_BUILTIN_VPCOMGEUB): Ditto.
604 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
605 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
607 (IX86_BUILTIN_VPCOMEQUW): Ditto.
608 (IX86_BUILTIN_VPCOMNEUW): Ditto.
609 (IX86_BUILTIN_VPCOMLTUW): Ditto.
610 (IX86_BUILTIN_VPCOMLEUW): Ditto.
611 (IX86_BUILTIN_VPCOMGTUW): Ditto.
612 (IX86_BUILTIN_VPCOMGEUW): Ditto.
613 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
614 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
616 (IX86_BUILTIN_VPCOMEQUD): Ditto.
617 (IX86_BUILTIN_VPCOMNEUD): Ditto.
618 (IX86_BUILTIN_VPCOMLTUD): Ditto.
619 (IX86_BUILTIN_VPCOMLEUD): Ditto.
620 (IX86_BUILTIN_VPCOMGTUD): Ditto.
621 (IX86_BUILTIN_VPCOMGEUD): Ditto.
622 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
623 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
625 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
626 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
627 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
628 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
629 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
630 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
631 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
632 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
634 (IX86_BUILTIN_VPCOMEQB): Ditto.
635 (IX86_BUILTIN_VPCOMNEB): Ditto.
636 (IX86_BUILTIN_VPCOMLTB): Ditto.
637 (IX86_BUILTIN_VPCOMLEB): Ditto.
638 (IX86_BUILTIN_VPCOMGTB): Ditto.
639 (IX86_BUILTIN_VPCOMGEB): Ditto.
640 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
641 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
643 (IX86_BUILTIN_VPCOMEQW): Ditto.
644 (IX86_BUILTIN_VPCOMNEW): Ditto.
645 (IX86_BUILTIN_VPCOMLTW): Ditto.
646 (IX86_BUILTIN_VPCOMLEW): Ditto.
647 (IX86_BUILTIN_VPCOMGTW): Ditto.
648 (IX86_BUILTIN_VPCOMGEW): Ditto.
649 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
650 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
652 (IX86_BUILTIN_VPCOMEQD): Ditto.
653 (IX86_BUILTIN_VPCOMNED): Ditto.
654 (IX86_BUILTIN_VPCOMLTD): Ditto.
655 (IX86_BUILTIN_VPCOMLED): Ditto.
656 (IX86_BUILTIN_VPCOMGTD): Ditto.
657 (IX86_BUILTIN_VPCOMGED): Ditto.
658 (IX86_BUILTIN_VPCOMFALSED): Ditto.
659 (IX86_BUILTIN_VPCOMTRUED): Ditto.
661 (IX86_BUILTIN_VPCOMEQQ): Ditto.
662 (IX86_BUILTIN_VPCOMNEQ): Ditto.
663 (IX86_BUILTIN_VPCOMLTQ): Ditto.
664 (IX86_BUILTIN_VPCOMLEQ): Ditto.
665 (IX86_BUILTIN_VPCOMGTQ): Ditto.
666 (IX86_BUILTIN_VPCOMGEQ): Ditto.
667 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
668 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
670 (enum multi_arg_type): New enum for describing the various XOP
671 intrinsic argument types.
672 (bdesc_multi_arg): New table for XOP intrinsics.
673 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
674 (ix86_expand_multi_arg_builtin): New function for creating XOP
677 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
678 (xop_pmacsww): Ditto.
679 (xop_pmacssww): Ditto.
680 (xop_pmacsdd): Ditto.
681 (xop_pmacssdd): Ditto.
682 (xop_pmacssdql): Ditto.
683 (xop_pmacssdqh): Ditto.
684 (xop_pmacsdql): Ditto.
685 (xop_pmacsdql_mem): Ditto.
686 (xop_mulv2div2di3_low): Ditto.
687 (xop_pmacsdqh): Ditto.
688 (xop_pmacsdqh_mem): Ditto.
689 (xop_mulv2div2di3_high): Ditto.
690 (xop_pmacsswd): Ditto.
691 (xop_pmacswd): Ditto.
692 (xop_pmadcsswd): Ditto.
693 (xop_pmadcswd): Ditto.
694 (xop_pcmov_<mode>): Ditto.
695 (xop_pcmov_<mode>256): Ditto.
696 (xop_phaddbw): Ditto.
697 (xop_phaddbd): Ditto.
698 (xop_phaddbq): Ditto.
699 (xop_phaddwd): Ditto.
700 (xop_phaddwq): Ditto.
701 (xop_phadddq): Ditto.
702 (xop_phaddubw): Ditto.
703 (xop_phaddubd): Ditto.
704 (xop_phaddubq): Ditto.
705 (xop_phadduwd): Ditto.
706 (xop_phadduwq): Ditto.
707 (xop_phaddudq): Ditto.
708 (xop_phsubbw): Ditto.
709 (xop_phsubwd): Ditto.
710 (xop_phsubdq): Ditto.
712 (rotl<mode>3): Ditto.
713 (rotr<mode>3): Ditto.
714 (xop_rotl<mode>3): Ditto.
715 (xop_rotr<mode>3): Ditto.
716 (vrotr<mode>3): Ditto.
717 (vrotl<mode>3): Ditto.
718 (xop_vrotl<mode>3): Ditto.
719 (vlshr<mode>3): Ditto.
720 (vashr<mode>3): Ditto.
722 (xop_ashl<mode>3): Ditto.
723 (xop_lshl<mode>3): Ditto.
728 (xop_frcz<mode>2): Ditto.
729 (xop_vmfrcz<mode>2): Ditto.
730 (xop_frcz<mode>2256): Ditto.
731 (xop_maskcmp<mode>3): Ditto.
732 (xop_maskcmp_uns<mode>3): Ditto.
733 (xop_maskcmp_uns2<mode>3): Ditto.
734 (xop_pcom_tf<mode>3): Ditto.
736 * doc/invoke.texi (-mxop): Add documentation.
737 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
739 2009-11-03 Mark Mitchell <mark@codesourcery.com>
742 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
743 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
744 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
746 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
749 * arm.md (peephole2 patterns for move and compare): New.
751 2009-11-04 Nick Clifton <nickc@redhat.com>
753 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
754 Make sure that it does not allow CONST_DOUBLEs.
755 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
756 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
757 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
758 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
759 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
760 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
761 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
762 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
763 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
764 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
765 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
766 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
767 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
768 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
769 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
771 2009-11-04 Richard Guenther <rguenther@suse.de>
773 PR tree-optimization/41919
774 * tree-vrp.c (test_for_singularity): Properly compare values.
776 2009-11-04 Revital Eres <eres@il.ibm.com>
778 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
779 Consider peeling for alignment only for stores and remove
780 redundant assignment.
782 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
785 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
786 (m68k_ok_for_sibcall_p): Handle different result return locations.
788 2009-11-04 Richard Guenther <rguenther@suse.de>
790 * c-opts.c (c_common_post_options): Move LTO option processing
792 * opts.c (decode_options): ... here.
794 2009-11-04 Jakub Jelinek <jakub@redhat.com>
796 * c-common.c (fold_offsetof_1): Use %wd instead of
797 HOST_WIDE_INT_PRINT_DEC.
799 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
801 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
804 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
806 * config.gcc (vax-*-linux*): Keep the original contents of
807 tmake_file while adding vax/t-linux.
809 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
813 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
814 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
815 (STACK_CHECK_MOVING_SP): Likewise.
816 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
817 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
818 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
819 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
820 Document PROBE_STACK.
821 * explow.c (anti_adjust_stack_and_probe): New function.
822 (allocate_dynamic_stack_space): Do not directly allocate space if
823 STACK_CHECK_MOVING_SP, instead invoke above function.
824 (emit_stack_probe): Handle probe_stack insn.
825 (PROBE_INTERVAL): New macro.
826 (STACK_GROW_OPTAB): Likewise.
827 (STACK_GROW_OFF): Likewise.
828 (probe_stack_range): Use Pmode and memory_address consistently. Fix
829 loop condition in the small constant case. Rewrite in the general
830 case to be immune to wraparounds. Make sure the address of probes
831 is valid. Try to use [base + disp] addressing mode if possible.
832 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
833 checking is enabled and STACK_CHECK_MOVING_SP.
834 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
835 return 1 for volatile references to the stack pointer.
836 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
837 __builtin_alloca if stack checking is enabled.
838 * unwind-dw2.c (uw_identify_context): Take into account whether the
839 context is that of a signal frame or not.
840 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
841 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
843 2009-11-03 Jakub Jelinek <jakub@redhat.com>
845 PR rtl-optimization/41917
846 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
847 operand isn't known to be 0, return 1.
849 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
851 * config/mips/mips.md: Fix typos.
853 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
855 * doc/invoke.texi: Fix typo.
857 2009-11-03 Paul Brook <paul@codesourcery.com>
859 * config/arm/neon.ml (vectype): Add T_floatSF.
860 (string_of_vectype): Ditto.
861 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
862 (deftypes): Use float for float32_t.
863 * config/arm/arm_neon.h: Regenerate.
865 2009-11-03 Nick Clifton <nickc@redhat.com>
866 Kevin Buettner <kevinb@redhat.com>
868 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
869 order of expected registers.
870 (rx_load_multiple_vector): Likewise.
871 (rx_rtsd_vector): Likewise.
872 * config/rx/rx.c (rx_cpu_type): New variable.
873 (rx_print_operand): Fix bug printing 64-bit constant values.
874 (rx_emit_stack_pushm): Reverse order of pushed registers.
875 (gen_rx_store_vector): Likewise.
876 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
878 (is_exception_func): Rename to is_interrupt_func and only accept
879 "interrupt" as the attribute name.
880 (rx_get_stack_layout): Use new function name.
881 (rx_func_attr_inlinable): Likewise.
882 (rx_attribute_table): Remove "exception".
883 (rx_expand_prologue): If necessary push the accumulator register
884 in the prologue of interrupt functions.
885 (rx_expand_epilogue): If necessary pop the accumulator.
886 (rx_builtins): Add RX_BUILTIN_MVTIPL.
887 (rx_expand_builtin_stz): Remove.
888 (rx_expand_builtin_mvtipl): New function.
889 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
890 (rx_expand_builtin): Likewise.
891 (rx_enable_fpu): New variable.
892 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
893 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
894 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
895 (enum rx_cpu_types): Define.
896 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
897 (INCOMING_FRAME_SP_OFFSET): Define.
898 (ARG_POINTER_CFA_OFFSET): Define.
899 (FRAME_POINTER_CFA_OFFSET): Define.
900 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
901 (ALLOW_RX_FPU_INSNS): Define.
902 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
903 fast_math_flags_set_p.
904 (UNSPEC_BUILTIN_MVTIPL): Define.
905 (revl): Rename to bswapsi2.
906 (bswaphi2): New pattern.
907 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
910 (mvtc): Remove clobber of cc0.
913 * config/rx/rx.opt (mieee): Remove.
918 (msave-acc-in-interrupts): Add.
919 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
920 (MULTILIB_DIRS): Likewise.
921 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
922 * doc/extend.texi: Remove description of "exception" function
924 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
925 -msave-acc-in-interrupts options.
927 2009-11-03 Richard Guenther <rguenther@suse.de>
929 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
931 2009-11-03 Dodji Seketeli <dodji@redhat.com>
934 * c-common.c (fold_offsetof_1): Issue errors when the member
935 designator of the offsetof expression is not legitimate.
937 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
939 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
940 names instead of numerical constants.
941 (sse_prologue_save): Ditto.
942 (*sse_prologue_save_insn): Ditto.
944 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
947 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
948 (TARGET_CALL_ESP): New define.
949 * config/i386/i386.c (initial_ix86_tune_features): Initialize
951 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
952 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
953 *call_1, *call_value_pop_1 and *call_value_1. Depend on
955 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
956 New patterns, use "lsm" as operand 1 constraint.
957 * config/i386/predicates.md (call_insn_operand): Depend on
958 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
960 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
962 PR tree-optimization/41857
963 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
964 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
966 * tree-ssa-address.c (move_hint_to_base): New function.
967 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
968 address space associated with TYPE.
969 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
970 most_expensive_mult_to_index. Call move_hint_to_base.
971 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
972 TYPE to addr_to_parts.
974 2009-11-02 Martin Jambor <mjambor@suse.cz>
976 PR tree-optimization/41750
977 * tree-sra.c (analyze_modified_params): Loop over all
978 representatives of components of a parameter.
980 2009-11-02 Jakub Jelinek <jakub@redhat.com>
982 PR tree-optimization/41841
983 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
984 local variables of not yet materialized clones.
987 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
988 for a VOIDmode variable.
991 * c-pragma.c (visstack): Change into vector of ints rather than
992 enum symbol_visibility.
993 (push_visibility): Add kind argument, push default_visibility together
995 (pop_visibility): Add kind argument, return true if successful, fail
996 if visibility stack is empty or if stack top is of different kind.
997 (handle_pragma_visibility): Don't check length of visstack, instead
998 call pop_visibility and issue diagnostics if it failed. Pass 0
999 as last argument to push_visibility and pop_visibility.
1000 * c-pragma.h (push_visibility): Add kind argument.
1001 (pop_visibility): Likewise. Return bool instead of void.
1003 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1005 * tree.def (TARGET_MEM_REF): Update comment.
1006 * alias.c (get_alias_set): Retrieve the original memory reference for
1007 a TARGET_MEM_REF before proceeding.
1009 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1011 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1012 frv_function_value_regno_p): New functions.
1013 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1014 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1015 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1016 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1018 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1020 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1021 new 'outgoing' argument.
1022 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1023 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1024 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1025 LIBCALL_VALUE): Remove.
1026 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1027 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1028 (mh10300_function_value_regno_p): Declare.
1030 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1032 * config/arm/cortex-a9.md: New - integer pipeline description.
1034 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1036 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1037 aborting if the sizes of the two references don't match.
1039 2009-10-31 Toon Moene <toon@moene.org>
1041 * ipa-inline.c (cgraph_decide_inlining):
1042 Include reason for not inlining called-once functions in dump file.
1044 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1046 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1047 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1048 (LINK_SPEC): BE_LINK_SPEC added.
1050 2009-10-30 Richard Guenther <rguenther@suse.de>
1053 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1055 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1057 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1058 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1061 2009-10-30 Martin Jambor <mjambor@suse.cz>
1063 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1065 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1068 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1069 first. Move assert on stack_alignment_estimated just before
1070 setting stack_realign_needed.
1071 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1072 Don't call update_stack_boundary.
1074 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1075 (verride_options): Don't check ix86_force_align_arg_pointer here.
1076 (ix86_function_ok_for_sibcall): Use it.
1077 (ix86_update_stack_boundary): Likewise.
1079 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1081 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1083 * arm.md (QHSI): New mode iterator.
1084 (movqi): If generating for thumb, then truncate any immediate to
1086 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1088 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1091 2009-10-29 Cary Coutant <ccoutant@google.com>
1094 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1095 locations in the source).
1096 (store_vcall_insn): New function.
1097 (lookup_vcall_insn): New function.
1098 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1099 (dwarf2out_copy_call_info): New function.
1100 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1101 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1102 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1103 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1104 (debug_nothing_rtx_rtx): New dummy hook.
1105 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1106 (xcoff_debug_hooks): Likewise.
1107 * sdbout.c (sdb_debug_hooks): Likewise.
1108 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1110 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1112 * doc/invoke.texi (mmcount-ra-address): Document new command line
1114 * config/mips/mips.opt (mmcount-ra-address): New option.
1115 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1117 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1119 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1120 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1122 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1123 mips_function_profiler.
1125 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1129 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1130 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1131 * optc-gen.awk (cl_target_option_restore): Include call to
1132 targetm.override_options_after_change.
1133 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1134 * target.h (override_options_after_change): New.
1135 * c-common.c (parse_optimize_options): Call
1136 targetm.override_options_after_change.
1137 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1138 (ia64_override_options_after_change): New.
1139 (ia64_override_options) Add call to above.
1141 2009-10-29 Michael Matz <matz@suse.de>
1143 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1144 (gate_convert_to_rsqrt): Ditto.
1145 (pass_convert_to_rsqrt): Ditto.
1146 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1147 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1150 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1152 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1154 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1157 2009-10-29 Martin Jambor <mjambor@suse.cz>
1159 PR tree-optimization/41775
1160 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1161 (generate_subtree_copies): Do not unshare agg.
1162 (load_assign_lhs_subreplacements): Do not unshare rhs.
1163 (sra_modify_assign): Do not unshare exprs.
1164 (propagate_subacesses_accross_link): Renamed to
1165 propagate_subaccesses_across_link.
1167 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1169 * arm.c (count_insns_for_constant): Rework to support counting for
1170 thumb2 immediates as well.
1171 (find_best_start): Split out from arm_gen_constant.
1172 (arm_gen_constant): Rework to support XOR with immediate.
1174 2009-10-29 Chao-ying Fu <fu@mips.com>
1176 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1178 (mips_expand_synci_loop): Use the length rtx to control the
1179 synci loop from the begin rtx that points to the first byte of
1182 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1184 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1186 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1188 * dbxout.c (dbxout_common_check): Accept non public trees.
1189 * dwarf2out.c (fortran_common): Accept non public trees.
1191 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1193 * common.opt (fuse-linker-plugin): New option.
1194 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1196 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1198 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1200 PR rtl-optimization/39715
1201 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1202 (gen_cstoresi_ltu_thumb1): New splitter.
1204 2009-10-28 Richard Guenther <rguenther@suse.de>
1208 * tree-ssa.c (useless_type_conversion_p): Do not treat
1209 conversions to pointers to incomplete types as useless.
1210 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1213 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1215 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1216 vt_expand_loc unnecessarily when location is not a register nor
1220 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1221 fields don't have DECL_NAME.
1224 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1225 call convert_memory_address on addr.
1228 * config/i386/i386.c (ix86_pic_register_p): Don't call
1229 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1231 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1233 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1234 a variable part from its REG, MEM or VALUE.
1236 2009-10-28 Richard Guenther <rguenther@suse.de>
1238 * gimple.c (gimple_get_alias_set): Fix comment typo.
1240 2009-10-28 Richard Guenther <rguenther@suse.de>
1242 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1243 (free_lang_data): Unconditionally compute alias sets for all
1244 standard integer types. Bail out if gate bailed out previously.
1245 Do not reset the types_compatible_p langhook.
1246 (gate_free_lang_data): Remove.
1247 (struct pass_ipa_free_lang_data): Enable unconditionally.
1248 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1251 2009-10-28 Richard Guenther <rguenther@suse.de>
1254 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1255 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1256 (call_may_clobber_ref_p_1): Likewise.
1257 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1258 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1260 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1262 PR rtl-optimization/41812
1265 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1267 * df-problems.c (df_md_scratch): New.
1268 (df_md_alloc, df_md_free): Allocate/free it.
1269 (df_md_local_compute): Only include live registers in init.
1270 (df_md_transfer_function): Prune the in-set computed by
1271 the confluence function, and the gen-set too.
1273 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1275 PR rtl-optimization/39715
1276 * combine.c (simplify_comparison): Use extensions to
1277 widen comparisons. Try an ANDing first.
1279 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1281 PR rtl-optimization/40741
1282 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1283 a small constant is cheap.
1284 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1285 force_reg on the LHS.
1286 (xorsi3): Likewise, and split the XOR if the constant is complex
1287 and not in Thumb mode.
1289 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1291 * expmed.c (emit_store_flag): Check costs before
1292 transforming to the opposite representation.
1294 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1296 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1297 cstore result to DImode.
1299 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1301 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1302 inside the unspec vector.
1304 2009-10-27 Richard Henderson <rth@redhat.com>
1306 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1308 2009-10-27 Richard Henderson <rth@redhat.com>
1311 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1312 eh_region_may_contain_throw; update users.
1313 (eh_region_may_contain_throw): New function.
1314 (lower_catch): Check flag_exceptions before creating exception region.
1315 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1316 (lower_cleanup): Tidy existing flag_exceptions check to match.
1318 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1321 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1322 * config/i386/mingw.opt: Add fset-stack-executable.
1323 * config/i386/i386.c (ix86_trampoline_init): Make call to
1324 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1325 defined and its value is not zero.
1328 2009-10-27 Richard Guenther <rguenther@suse.de>
1330 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1331 handle calls to externally visible functions like in regular mode.
1332 (create_variable_info_for): Do not create function infos here.
1333 (have_alias_info): Remove write-only variable.
1334 (solve_constraints): New function split out from common code
1335 in compute_points_to_sets and ipa_pta_execute.
1336 (compute_points_to_sets): Adjust.
1337 (ipa_pta_execute): Likewise. Handle clones and externally visible
1338 functions like in non-IPA mode.
1340 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1343 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1346 2009-10-27 Richard Guenther <rguenther@suse.de>
1348 * tree-complex.c (expand_complex_div_wide): Check for
1349 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1351 2009-10-27 Revital Eres <eres@il.ibm.com>
1353 PR tree-optimization/40648
1354 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1355 Change decision of when to peel for alignment.
1357 2009-10-27 Richard Guenther <rguenther@suse.de>
1360 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1362 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1365 * fold-const.c (fold_binary_loc): Do not call
1366 protected_set_expr_location.
1368 2009-10-27 Wei Guozhi <carrot@google.com>
1371 * target.h (have_conditional_execution): Add a new target hook
1373 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1374 * targhooks.h (default_have_conditional_execution): Likewise.
1375 * targhooks.c (default_have_conditional_execution): Likewise.
1376 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1377 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1378 (arm_have_conditional_execution): New function.
1379 * ifcvt.c (noce_process_if_block, find_if_header,
1380 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1381 macro HAVE_conditional_execution to a target hook call.
1382 * recog.c (peephole2_optimize): Likewise.
1383 * sched-rgn.c (add_branch_dependences): Likewise.
1384 * final.c (asm_insn_count, final_scan_insn): Likewise.
1385 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1387 2009-10-26 Ben Elliston <bje@au.ibm.com>
1388 Michael Meissner <meissner@linux.vnet.ibm.com>
1389 Ulrich Weigand <uweigand@de.ibm.com>
1391 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1392 * config/spu/spu_cache.h: New file.
1394 * config/spu/cachemgr.c: New file.
1395 * config/spu/cache.S: New file.
1397 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1398 (ADDR_SPACE_EA): Define.
1399 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1400 * config/spu/spu.c (EAmode): New macro.
1401 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1402 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1403 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1404 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1405 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1406 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1407 (TARGET_ASM_SELECT_SECTION): Likewise.
1408 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1409 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1410 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1411 (ea_symbol_ref): New function.
1412 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1413 (spu_addr_space_legitimate_address_p): New function.
1414 (spu_addr_space_legitimize_address): Likewise.
1415 (cache_fetch): New global.
1416 (cache_fetch_dirty): Likewise.
1417 (ea_alias_set): Likewise.
1418 (ea_load_store): New function.
1419 (ea_load_store_inline): Likewise.
1420 (expand_ea_mem): Likewise.
1421 (spu_expand_mov): Handle __ea qualified memory references.
1422 (spu_addr_space_pointer_mode): New function.
1423 (spu_addr_space_address_mode): Likewise.
1424 (spu_addr_space_subset_p): Likewise.
1425 (spu_addr_space_convert): Likewise.
1426 (spu_section_type_flags): Handle "._ea" section.
1427 (spu_select_section): New function.
1428 (spu_unique_section): Likewise.
1429 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1430 and __EA64__ predefined macros.
1431 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1432 -matomic-updates switches.
1434 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1435 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1436 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1437 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1438 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1439 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1440 $(T)cache128k.o): Likewise.
1441 ($(T)libgcc_%.a): Likewise.
1443 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1444 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1445 (-maddress-space-conversion): Likewise.
1446 (-mcache-size=): Likewise.
1447 (-matomic-updates): Likewise.
1448 * doc/invoke.texi (-mea32/-mea64): Document.
1449 (-maddress-space-conversion): Likewise.
1450 (-mcache-size=): Likewise.
1451 (-matomic-updates): Likewise.
1453 2009-10-26 Ben Elliston <bje@au.ibm.com>
1454 Michael Meissner <meissner@linux.vnet.ibm.com>
1455 Ulrich Weigand <uweigand@de.ibm.com>
1457 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1459 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1460 defined, add the named address space keywords.
1461 (c_addr_space_name): New function.
1462 (complete_array_type): Preserve named address space.
1463 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1464 instead of targetm.valid_pointer_mode.
1466 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1467 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1468 (ADDR_SPACE_KEYWORD): New macro.
1469 (c_addr_space_name): Add prototype.
1471 * c-tree.h (struct c_declspecs): Add address_space member.
1472 (declspecs_add_addrspace): Add prototype.
1474 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1476 * c-parser.c (c_parse_init): Add assertion.
1477 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1478 (c_lex_one_token): Handle address space keywords.
1479 (c_token_starts_typename): Likewise.
1480 (c_token_starts_declspecs): Likewise.
1481 (c_parser_declspecs): Likewise.
1482 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1483 literal within function qualified with named address space.
1485 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1486 address space qualifiers.
1487 (shadow_tag_warned): Warn about useless address space qualifiers.
1488 (quals_from_declspecs): Handle address space qualifiers.
1489 (grokdeclarator): Likewise.
1490 (build_null_declspecs): Likewise.
1491 (declspecs_add_addrspace): New function.
1493 * c-typeck.c (addr_space_superset): New function.
1494 (qualify_type): Handle named address spaces.
1495 (composite_type): Likewise.
1496 (common_pointer_type): Likewise.
1497 (comp_target_types): Likewise.
1498 (build_conditional_expr): Likewise.
1499 (handle_warn_cast_qual): Likewise.
1500 (build_c_cast): Likewise.
1501 (convert_for_assignment): Likewise.
1502 (build_binary_op): Likewise.
1503 (pointer_diff): Handle named address spaces. Use intermediate
1504 integer type of sufficient size if required.
1506 2009-10-26 Ben Elliston <bje@au.ibm.com>
1507 Michael Meissner <meissner@linux.vnet.ibm.com>
1508 Ulrich Weigand <uweigand@de.ibm.com>
1510 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1511 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1512 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1514 * target.h (struct target_def): Add pointer_mode, address_mode,
1515 and valid_pointer_mode to addr_space substructure.
1516 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1517 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1518 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1519 (TARGET_ADDR_SPACE_HOOKS): Add them.
1520 * targhooks.c (target_default_pointer_address_modes_p): New function.
1521 * target.h (target_default_pointer_address_modes_p): Add prototype.
1522 * targhooks.c (default_addr_space_pointer_mode): New function.
1523 (default_addr_space_address_mode): Likewise.
1524 (default_addr_space_valid_pointer_mode): Likewise.
1525 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1526 (default_addr_space_address_mode): Likewise.
1527 (default_addr_space_valid_pointer_mode): Likewise.
1528 * output.h (default_valid_pointer_mode): Move to ...
1529 * targhooks.h (default_valid_pointer_mode): ... here.
1530 * varasm.c (default_valid_pointer_mode): Move to ...
1531 * targhooks.c (default_valid_pointer_mode): ... here.
1533 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1534 instead of targetm.valid_pointer_mode.
1536 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1537 * tree.c (integer_pow2p): Likewise.
1538 (tree_log2): Likewise.
1539 (tree_floor_log2): Likewise.
1540 (signed_or_unsigned_type_for): Support pointer type of different size.
1541 (int_or_pointer_precision): New function.
1542 * tree.h (int_or_pointer_precision): Add prototype.
1543 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1544 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1545 incoming pointer type instead of POINTER_SIZE.
1547 * tree.c (build_pointer_type): Use appropriate pointer mode
1548 instead of ptr_mode.
1549 (build_reference_type): Likewise.
1550 * expr.c (store_expr): Likewise.
1551 (expand_expr_addr_expr): Likewise.
1552 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1553 * cfgexpand.c (expand_debug_expr): Likewise.
1555 * auto-inc-dec.c: Include "target.h".
1556 (try_merge): Use appropriate address mode instead of Pmode.
1557 (find_inc): Likewise.
1558 * combine.c (find_split_point): Likewise.
1559 * cselib.c (cselib_record_sets): Likewise.
1560 * dse.c (replace_inc_dec): Likewise.
1561 (canon_address): Likewise.
1562 * var-tracking.c (replace_expr_with_values): Likewise.
1563 (count_uses): Likewise.
1564 (add_uses): Likewise.
1565 (add_stores): Likewise.
1566 * emit-rtl.c: Include "target.h".
1567 (adjust_address_1): Use appropriate address mode instead of Pmode.
1568 (offset_address): Likewise.
1569 * explow.c (break_out_memory_refs): Likewise.
1570 (memory_address_addr_space): Likewise.
1571 (promote_mode): Likewise.
1572 * expr.c (move_by_pieces): Likewise.
1573 (emit_block_move_via_loop): Likewise.
1574 (store_by_pieces): Likewise.
1575 (store_by_pieces_1): Likewise.
1576 (expand_assignment): Likewise.
1577 (store_constructor): Likewise.
1578 (expand_expr_addr_expr): Likewise.
1579 (expand_expr_real_1): Likewise.
1580 * cfgexpand.c (expand_debug_expr): Likewise.
1581 * ifcvt.c (noce_try_cmove_arith): Likewise.
1582 * regcprop.c (kill_autoinc_value): Likewise.
1583 * regmove.c (try_auto_increment): Likewise.
1584 * reload.c (find_reloads): Likewise.
1585 (find_reloads_address): Likewise.
1586 (find_reloads_address_1): Likewise.
1587 * sched-deps.c: Include "target.h".
1588 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1589 (sched_analyze_2): Likewise.
1590 * sel-sched-dump.c: Include "target.h".
1591 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1592 * stor-layout.c (layout_type): Likewise.
1593 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1594 (multiplier_allowed_in_address_p): Likewise.
1595 (get_address_cost): Likewise.
1596 * varasm.c (make_decl_rtl): Likewise.
1598 * expr.c (expand_assignment): Always convert offsets to appropriate
1600 (store_expr): Likewise.
1601 (store_constructor): Likewise.
1602 (expand_expr_real_1): Likewise.
1604 * reload.h (form_sum): Add MODE argument.
1605 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1606 Update recursive calls.
1607 (subst_indexed_address): Update calls to form_sum.
1609 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1610 * tree-ssa-address.c: Include "target.h".
1611 (templates): Replace by ...
1612 (mem_addr_template_list): ... this new vector.
1613 (TEMPL_IDX): Handle address space numbers.
1614 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1615 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1616 instead of global cache. Update call to gen_addr_rtx.
1617 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1618 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1620 * rtl.h (convert_memory_address_addr_space): Add prototype.
1621 (convert_memory_address): Define as macro.
1622 * explow.c (convert_memory_address): Rename to ...
1623 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1624 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1625 Update recursive calls.
1626 (memory_address_addr_space): Call convert_memory_address_addr_space.
1627 * expmed.c (make_tree): Likewise.
1628 * expr.c (expand_assignment): Likewise.
1629 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1630 (expand_expr_addr_expr): Likewise. Also, update call.
1632 * alias.c (find_base_value): Guard pointer size optimizations.
1633 (find_base_term): Likewise.
1634 * rtlanal.c (nonzero_bits1): Likewise.
1635 (num_sign_bit_copies1): Likewise.
1636 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1638 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1639 (emit-rtl.o): Likewise.
1640 (auto-inc-dec.o): Likewise.
1641 (sched-deps.o): Likewise.
1643 2009-10-26 Ben Elliston <bje@au.ibm.com>
1644 Michael Meissner <meissner@linux.vnet.ibm.com>
1645 Ulrich Weigand <uweigand@de.ibm.com>
1647 * doc/extend.texi (Named Address Spaces): New section.
1648 * coretypes.h (addr_space_t): New type.
1649 (ADDR_SPACE_GENERIC): New define.
1650 (ADDR_SPACE_GENERIC_P): New macro.
1652 * doc/tm.texi (Named Address Spaces): New section.
1653 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1654 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1655 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1656 (TARGET_ADDR_SPACE_CONVERT): Document.
1657 * target.h (struct gcc_target): Add addr_space substructure.
1658 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1659 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1660 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1661 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1662 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1663 (TARGET_INITIALIZER): Initialize addr_space hooks.
1664 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1665 (default_addr_space_legitimize_address): Likewise.
1666 (default_addr_space_subset_p): Likewise.
1667 (default_addr_space_convert): Likewise.
1668 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1669 (default_addr_space_legitimize_address): Likewise.
1670 (default_addr_space_subset_p): Likewise.
1671 (default_addr_space_convert): Likewise.
1673 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1674 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1675 (MEM_ADDR_SPACE): New macro.
1676 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1677 address space memory attribute.
1678 (mem_attrs_htab_hash): Handle address space memory attribute.
1679 (mem_attrs_htab_eq): Likewise.
1680 (set_mem_attributes_minus_bitpos): Likewise.
1681 (set_mem_alias_set): Likewise.
1682 (set_mem_align): Likewise.
1683 (set_mem_expr): Likewise.
1684 (set_mem_offset): Likewise.
1685 (set_mem_size): Likewise.
1686 (adjust_address_1): Likewise.
1687 (offset_address): Likewise.
1688 (widen_memoy_address): Likewise.
1689 (get_spill_slot_decl): Likewise.
1690 (set_mem_attrs_for_spill): Likewise.
1691 (set_mem_addr_space): New function.
1692 * emit-rtl.h (set_mem_addr_space): Add prototype.
1693 * print-rtl.c (print_rtx): Print address space memory attribute.
1694 * expr.c (expand_assignment): Set address space memory attribute
1695 of generated MEM RTXes as appropriate.
1696 (expand_expr_real_1): Likewise.
1697 * cfgexpand.c (expand_debug_expr): Likewise.
1698 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1700 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1701 size of "spare" bitfield.
1702 (TYPE_ADDR_SPACE): New macro.
1703 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1704 (DECODE_QUAL_ADDR_SPACE): Likewise.
1705 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1706 (KEEP_QUAL_ADDR_SPACE): Likewise.
1707 (TYPE_QUALS): Encode type address space.
1708 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1709 * tree.c (set_type_quals): Set type address space.
1710 (build_array_type): Inherit array address space from element type.
1711 * print-tree.c (print_node_brief): Print type address space.
1712 (print_node): Likewise.
1713 * tree-pretty-print.c (dump_generic_node): Likewise.
1715 * explow.c (memory_address): Rename to ...
1716 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1717 Use address-space aware variants of memory address routines.
1718 * recog.c (memory_address_p): Rename to ...
1719 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1720 Use address-space aware variants of memory address routines.
1721 (offsettable_address_p): Rename to ...
1722 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1723 Use address-space aware variants of memory address routines.
1724 * reload.c (strict_memory_address_p): Rename to ...
1725 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1726 Use address-space aware variants of memory address routines.
1727 (maybe_memory_address_p): Rename to ...
1728 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1729 Use address-space aware variants of memory address routines.
1730 * expr.h (memory_address_addr_space): Add prototype.
1731 (memory_address): Define as macro.
1732 * recog.h (memory_address_addr_space_p): Add prototype.
1733 (memory_address_p): Define as macro.
1734 (offsettable_address_addr_space_p): Add prototype.
1735 (offsettable_address_p): Define as macro.
1736 (strict_memory_address_addr_space_p): Add prototype.
1737 (strict_memory_address_p): Define as macro.
1739 * combine.c (find_split_point): Use address-space aware variants
1740 of memory address routines.
1741 * emit-rtl.c (operand_subword): Likewise.
1742 (change_address_1): Likewise.
1743 (adjust_address_1): Likewise.
1744 (offset_address): Likewise.
1745 * expr.c (emit_move_insn): Likewise.
1746 (expand_assignment): Likewise.
1747 (expand_expr_real_1): Likewise.
1748 * recog.c (verify_changes): Likewise.
1749 (general_operand): Likewise.
1750 (offsettable_memref_p): Likewise.
1751 (offsettable_nonstrict_memref_p): Likewise.
1752 (constrain_operands): Likewise.
1753 * reload.c (get_secondary_mem): Likewise.
1754 (find_reloads_toplev): Likewise.
1755 (find_reloads_address): Likewise.
1756 (find_reloads_subreg_address): Likewise.
1757 * reload1.c (reload): Likewise.
1758 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1759 * rtl.h (address_cost): Add ADDRSPACE argument.
1760 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1761 aware variant of memory address routines.
1762 * loop-invariant.c (create_new_invariant): Update address_cost call.
1763 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1764 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1765 Use address-space aware variant of memory address routines.
1766 (propagate_rtx_1): Update call to should_replace_address.
1767 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1769 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1770 ADDRSPACE argument. Use per-address-space instead of global cache.
1771 Use address-space aware variant of memory address routines.
1772 (get_address_cost): Likewise.
1773 (get_computation_cost_at): Update calls.
1774 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1775 Use address-space aware variant of memory address routines.
1776 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1777 (most_expensive_mult_to_index): Update call to
1778 multiplier_allowed_in_address_p.
1780 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1781 attribute to indicate named address spaces.
1783 * varasm.c (get_variable_section): DECLs in named address spaces
1786 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1787 for addresses in a non-generic address space.
1789 * expr.c (emit_block_move_hints): Do not use libcalls for
1790 memory in non-generic address spaces.
1791 (clear_storage_hints): Likewise.
1792 (expand_assignment): Likewise.
1794 * fold-const.c (operand_equal_p): Expressions refering to different
1795 address spaces are not equivalent.
1797 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1798 spaces are not equivalent.
1799 (rtx_equal_p): Likewise.
1800 * cse.c (exp_equiv_p): Likewise.
1801 * jump.c (rtx_renumbered_equal_p): Likewise.
1802 * reload.c (operands_match_p): Likewise.
1804 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1805 address spaces may alias.
1806 (true_dependence): Likewise.
1807 (canon_true_dependence): Likewise.
1808 (write_dependence_p): Likewise.
1810 * dse.c (canon_address): Handle named address spaces.
1811 * ifcvt.c (noce_try_cmove_arith): Likewise.
1813 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1814 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1815 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1816 to handle conversions between different address spaces.
1817 * fold-const.c (fold_convert_loc): Likewise.
1818 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1819 * tree-pretty-print.c (dump_generic_node): Likewise.
1820 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1821 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1822 * tree-inline.c (estimate_operator_cost): Likewise.
1823 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1824 to different address spaces are not useless.
1826 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1829 * cfgcleanup.c (trivially_empty_bb_p): New function.
1830 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1833 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1834 add_name_and_src_coords_attributes, gen_namespace_die,
1835 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1837 2009-10-26 Nick Clifton <nickc@redhat.com>
1839 * config.gcc: Add support for RX target.
1840 * config/rx: New directory.
1841 * config/rx/constraints.md: New file.
1842 * config/rx/predicates.md: New file.
1843 * config/rx/rx.c: New file.
1844 * config/rx/rx.h: New file.
1845 * config/rx/rx.md: New file.
1846 * config/rx/rx.opt: New file.
1847 * config/rx/rx-protos.h: New file.
1848 * config/rx/t-rx: New file.
1849 * doc/extend.texi: Document RX function attributes.
1850 * doc/invoke.texi: Document RX specific command line options.
1851 * doc/contrib.texi: Document RX contribution.
1852 * doc/md.texi: Document RX constraints.
1853 * doc/install.texi: Document RX support.
1855 2009-10-26 Michael Matz <matz@suse.de>
1857 PR tree-optimization/41783
1858 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1859 case for simple diamonds.
1860 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1861 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1862 argument, use alias oracle to skip some vdefs.
1863 (phi_translate_1): Change call to above, don't allocate new
1864 value ids if they can stay the same.
1865 (compute_avail): Allow vuse walking when looking up references.
1867 2009-10-26 Richard Guenther <rguenther@suse.de>
1869 PR tree-optimization/41826
1870 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1871 access to re-allocated vector fields.
1873 2009-10-26 Richard Guenther <rguenther@suse.de>
1875 * graphite-sese-to-poly.c (check_poly_representation): Fix
1876 compile without checking.
1878 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1881 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1882 * gimplify.c (tree_should_carry_location_p,
1883 tree_annotate_one_with_location,tree_annotate_all_with_location):
1884 Remove obsolete functions.
1886 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1889 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1891 2009-10-25 Richard Guenther <rguenther@suse.de>
1893 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1894 Stream DECL_RESTRICTED_P.
1895 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1897 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1899 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1900 a note when expanding to nothing.
1902 2009-10-25 Richard Guenther <rguenther@suse.de>
1905 * tree.c (find_decls_types_r): Deal with Java overloading
1906 BINFO_VIRTUALS for its own purpose.
1908 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1910 * config/mips/predicates.md (hilo_operand): New predicate.
1911 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1912 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1913 splitter part from here ...:
1914 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1915 op0 and op4 to match the DINS case.
1916 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1918 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1921 * avr.md (QIDI): Add new mode iterator.
1922 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1923 patterns for all QI thru DI modes combinations.
1924 (sbrx_and_branch<mode>): Create new and based bit test and jump
1925 patterns for QI thru SI modes.
1926 avr.c (avr_out_sbxx_branch): Use only bit number.
1928 2009-10-24 Jan Hubicka <jh@suse.cz>
1930 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1932 (analyze_function): When analyzing noreturn nothrow call, do not
1933 compute written stats; free bitmaps of vars early if possible.
1934 (generate_summary): Only update bitmaps if computed.
1935 (propagate): Only dump bitmaps if computed.
1936 (ipa_reference_read_summary): Fix pasto.
1938 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1940 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1941 (aliasing_component_refs_p): ...this. Return true if there is no
1942 common base and the base access types have the same alias set.
1943 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1944 (indirect_refs_may_alias_p): Likewise.
1946 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1949 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1950 a C_MAYBE_CONST_EXPR.
1952 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1955 * config/rs6000/rs6000.c (struct machine_function): Add
1956 vsx_or_altivec_used_p to record if vector types are used.
1957 (rs6000_expand_to_rtl_hook): Rename from
1958 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1959 any vector operations, so if there are, we can set VRSAVE to
1960 non-zero when only floating point vector registers are used.
1961 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1962 (rs6000_check_vector_mode): Inner function to check if vector
1963 types are used in the code.
1964 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1965 vector instructions are used.
1967 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1968 Indicate that VSX registers which overlap floating point
1969 registers, can't be used across a call, since the ABI only states
1970 the scalar part of the register will be saved and restored.
1972 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1975 * alias.c (get_alias_set): Call langhook before returning 0 for
1976 types with structural equality.
1977 * c-common.c (c_common_get_alias_set): Use alias set of element
1978 type for arrays with structural comparison.
1980 2009-10-23 Richard Guenther <rguenther@suse.de>
1983 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1984 gimple_call_nothrow_p.
1986 2009-10-23 Richard Guenther <rguenther@suse.de>
1988 PR tree-optimization/41778
1989 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1990 redundancy along a path in the CFG we want to optimize for speed
1991 is going to be removed.
1992 (execute_pre): Do partial-PRE only if the function is to be
1993 optimized for speed.
1994 (gate_pre): Do not turn off all of PRE when not optimizing a
1997 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1999 * builtins.c (fold_builtin_cabs): Use validate_arg().
2000 (fold_builtin_cexp): Fix if-logic.
2001 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2003 2009-10-22 Jeff Law <law@redhat.com>
2005 * ira-lives.c (process_single_reg_class_operands): Update the
2006 hard reg costs for all the hard registers desired by the
2007 single reg class operand.
2009 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2011 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2012 for rtxes that aren't handled specially.
2014 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2016 * rtl.h (shallow_copy_rtvec): Declare.
2017 * rtl.c (shallow_copy_rtvec): New function.
2018 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2019 rtx field if the subrtx has changed.
2021 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2023 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2024 (m32c_function_value): Make static, add new 'outgoing' argument.
2025 (m32c_libcall_value): Make static, add new 'fun' argument.
2026 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2027 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2028 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2029 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2030 (m32c_function_value, m32c_libcall_value): Delete declaration.
2032 2009-10-22 Diego Novillo <dnovillo@google.com>
2034 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2036 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2038 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2041 2009-10-22 Richard Guenther <rguenther@suse.de>
2043 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2044 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2045 (lto_symtab_merge): Do not merge cgraph nodes here.
2046 (lto_symtab_resolve_can_prevail_p): Simplify.
2047 (lto_symtab_resolve_symbols): Store cgraph node.
2048 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2049 functions from the symtab.
2050 (lto_symtab_merge_cgraph_nodes_1): New function.
2051 (lto_symtab_merge_cgraph_nodes): Likewise.
2053 2009-10-22 Richard Guenther <rguenther@suse.de>
2056 * lto-streamer-out.c (lto_output_location): Stream the
2058 * lto-streamer-in.c (lto_input_location): Likewise.
2060 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2062 * cfgloopmanip.c (duplicate_subloops): Export.
2063 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2064 (transform_to_exit_first_loop): Duplicate bbs starting from
2065 header up to loop->latch instead of exit->src.
2066 Initialize control variable to the correct number of iterations.
2067 (gather_scalar_reductions): Do not register double reductions.
2068 (parallelize_loops): Dump which loop is tested.
2069 Indicate whether the parallelized loop is inner or not.
2070 Remove the innermost-loop requirement.
2071 * cfgloop.h (duplicate_subloops): Export.
2072 * tree-cfg.c (add_phi_args_after_redirect): New function.
2073 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2074 Call duplicate_subloops.
2075 Update number of iterations at the exit condition.
2076 Don't redirect nexits always to the loop exit.
2077 Redirect copied edges from latch to the loop exit.
2079 2009-10-22 Jan Hubicka <jh@suse.cz>
2081 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2083 * ipa-inline.c (cgraph_mark_inline_edge,
2084 cgraph_decide_inlining_of_small_function,
2085 cgraph_decide_inlining, inline_read_summary): Disable indirect
2086 inlining for WPA for time being.
2088 PR tree-optimize/40556
2089 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2091 2009-10-22 Richard Guenther <rguenther@suse.de>
2093 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2094 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2096 2009-10-22 Jan Hubicka <jh@suse.cz>
2099 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2101 (check_call): Handle only indirect calls.
2102 (propagate_bits): Update comment.
2103 (write_node_summary_p): Turn bogus check to assert.
2104 (ipa_reference_write_summary): Stream calls_read_all properly.
2105 (ipa_reference_read_summary): Stream in calls_read_all properly.
2106 (read_write_all_from_decl): New function.
2107 (propagate): Handle OVERWRITABLE nodes and external calls here.
2108 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2110 (analyze_function): Do not check visibility here.
2111 (add_new_function): We summary OVERWRITABLE too.
2112 (generate_summary): Stream OVERWRITABLE nodes too.
2113 (propagate): Handle external calls and OVERWRITABLE nodes here.
2114 (local_pure_const): Check visibility here.
2116 2009-10-22 Jan Hubicka <jh@suse.cz>
2118 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2119 (pass_ipa_cp): Register them.
2120 (ipcp_init_stage): Analyze all functions for whopr/lto.
2121 (ipcp_propagate_stage): Skip external calls.
2122 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2123 * ipa-reference.c (write_node_summary_p): Fix thinko about
2125 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2126 when in ltrans, skip executing of ipa passes since everything
2127 should've been done.
2128 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2129 (inline_generate_summary): Likewise.
2130 (inline_read_summary): New function.
2131 (inline_write_summary): New function.
2132 (pass_ipa_inline): Register new hooks.
2133 * ipa-prop.c: Inlcude lto-streamer.h
2134 (ipa_edge_args_vector): Update declaration.
2135 (ipa_count_arguments, ipa_compute_jump_functions,
2136 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2137 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2138 ipa_read_node_info): New static functions.
2139 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2140 (duplicate_array): Use xmalloc.
2141 (duplicate_ggc_array): New.
2142 (ipa_edge_duplication_hook): Use it.
2143 (ipa_update_after_lto_read): New function.
2144 * ipa-prop.h (ipa_prop_write_jump_functions,
2145 ipa_prop_read_jump_functions): Declare.
2146 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2147 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2148 (ipa_edge_args_vector): Move into GGC.
2149 (ipa_check_create_edge_args): Update.
2150 (ipa_update_after_lto_read): New.
2151 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2153 (ipa_read_summaries): When in ltrans, so not read summaries.
2154 * lto-streamer.c (lto_get_section_name): Add
2155 LTO_section_jump_functions.
2156 * lto-streamer.h (LTO_section_jump_functions): New section.
2157 (produce_asm): Declare.
2158 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2159 * lto-streamer-out.c (produce_asm): Export.
2160 * lto-streamer-in.c: Include tree-pass.h
2161 (input_function): Free dominance info when done.
2162 (lto_read_body): Push ipa_inline in ltrans stage.
2163 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2164 * Makefile.in (GTFILES): Add ipa-prop.h
2166 2009-10-22 Matthias Klose <doko@ubuntu.com>
2168 * doc/install.texi: Document --enable-browser-plugin.
2170 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2172 * doc/invoke.texi (fira-loop-pressure): Update default value.
2173 * opts.c (decode_options): Remove default value setting for
2174 flag_ira_loop_pressure.
2175 * config/ia64/ia64.c (ia64_override_options): Set
2176 flag_ira_loop_pressure up for -O3.
2177 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2179 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2181 PR tree-optimization/41497
2182 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2183 chrec_dont_know if the evolution function returned by follow_ssa_edge
2184 is constant in the analyzed loop and is not compatible with the
2185 initial value before the loop.
2186 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2188 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2190 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2192 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2195 * doc/invoke.texi: Document -print-multi-os-directory.
2197 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2200 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2201 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2202 when darwin_emit_unwind_label is used.
2204 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2206 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2209 2009-10-20 Richard Henderson <rth@redhat.com>
2211 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2212 before emit_post_landing_pad.
2214 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2216 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2217 Use when calling rtx_costs.
2218 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2219 global optimize_size. Pass speed to mips_binary_cost.
2221 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2223 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2226 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2228 * rtl.h (simplify_replace_fn_rtx): Declare.
2229 (wrap_constant, unwrap_constant): Delete.
2230 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2231 (expand_debug_expr): Don't call wrap_constant.
2232 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2233 (auto_adjust_pair): Fold into...
2234 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2235 Just return a new value.
2236 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2237 otherwise use simplify_replace_rtx.
2238 * cselib.c (wrap_constant): Reinstate old definition.
2239 (cselib_expand_value_rtx_1): Don't wrap constants.
2240 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2241 simplify_replace_rtx.
2242 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2243 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2244 Use simplify_replace_rtx.
2245 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2247 (simplify_replace_rtx): ...here. Turn into a wrapper for
2248 simplify_replace_fn_rtx.
2249 (simplify_unary_operation): Don't unwrap CONSTs.
2250 * var-tracking.c (check_wrap_constant): Delete.
2251 (vt_expand_loc_callback): Don't call it.
2252 (vt_expand_loc): Likewise.
2254 2009-10-20 Pascal Obry <obry@adacore.com>
2255 Eric Botcazou <ebotcazou@adacore.com>
2257 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2259 2009-10-20 Michael Matz <matz@suse.de>
2261 * loop-invariant.c (create_new_invariant): Use different magic number.
2263 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2266 * arm.c (arm_override_options): Forcibly disable hot/cold block
2269 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2272 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2275 2009-10-20 Richard Guenther <rguenther@suse.de>
2277 * ggc-page.c: Include cfgloop.h.
2278 (struct max_alignment): Drop long double, add void *.
2279 (extra_order_size_table): Add low non-power-of-two multiples
2280 of MAX_ALIGNMENT. Drop small type-based entries, add
2281 tree_type, cgraph_node and loop.
2282 * alloc-pool.c (struct allocation_object_def): Drop long double
2285 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2288 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2289 referenced just in DEBUG_INSNs.
2291 2009-10-20 Richard Guenther <rguenther@suse.de>
2294 * gimple.c (gimple_register_type): Make sure we register
2295 the types main variant first.
2297 2009-10-20 Richard Guenther <rguenther@suse.de>
2299 * gimple.c (gimple_types_compatible_p): Simplify. Move
2300 cheap checks before hashtable queries. Add checks for
2301 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2303 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2305 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2306 without size or with size that can't be represented as a host integer.
2308 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2310 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2311 the removal of a debug stmt as a significant change.
2313 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2315 * config/s390/s390.md: Added agen condition to operand
2316 forwarding bypasses. Added bypass for early address generation
2317 use of int results. Updated comments.
2319 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2321 * config/i386/i386.c: Remove signal.h #include.
2323 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2325 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2326 * doc/rtl.texi: Document ss_abs.
2328 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2330 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2331 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2332 instead of C_LEX_RAW_STRINGS.
2333 (lex_string): Handle CPP_UTF8STRING.
2334 * c-parser.c (c_parser_postfix_expression): Likewise.
2335 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2336 (C_LEX_STRING_NO_JOIN): ... this.
2338 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2340 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2341 cris_function_value_regno_p): New functions.
2342 (cris_promote_function_mode): Update comment.
2343 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2344 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2345 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2346 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2348 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2350 * unwind-dw2.c (execute_stack_op): Fix operand order for
2351 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2353 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2355 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2356 (lower_stmt) <GIMPLE_BIND>: Add comment.
2357 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2359 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2360 Otherwise lower it and set cannot_fallthru to true.
2361 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2362 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2363 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2364 to true for a noreturn call. Do not remove statements.
2365 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2366 Set cannot_fallthru to false on function exit.
2367 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2368 <GIMPLE_ASSIGN>: Remove.
2370 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2372 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2374 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2376 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2377 next/prev_active_insn to skip DEBUG_INSNs as well.
2379 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2381 * config/arm/arm.c (output_move_neon): Use DImode in call to
2384 2009-10-19 Matthias Klose <doko@ubuntu.com>
2387 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2389 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2391 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2393 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2396 * optabs.c (expand_binop): Make mode of shift count expression mode
2397 of shift count not target.
2400 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2402 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2403 case. Force using values to replace references within the statement.
2404 (convert_local_reference_stmt): Likewise.
2406 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2408 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2409 remove a subsequent GOTO or RETURN statement.
2411 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2413 * config/avr.md (*movqi): Add zero as equally preferable constraint
2414 as general register.
2417 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2419 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2421 2009-10-17 Richard Guenther <rguenther@suse.de>
2423 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2425 2009-10-17 Richard Guenther <rguenther@suse.de>
2427 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2428 operands in COMPONENT_REFs.
2430 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2432 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2433 if not defined. Change type of second argument to const_rtx.
2434 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2436 * targhooks.h (default_libcall_value): Update prototype.
2437 * target.h (struct gcc_target): Change type of second argument of
2438 libcall_value to const_rtx.
2439 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2441 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2442 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2444 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2447 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2448 * cgraphunit.c (cgraph_optimize): Call it.
2449 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2450 (dwarf2out_assembly_start): ... here. New hook.
2451 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2452 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2454 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2455 * sdbout.c (sdb_debug_hooks): Likewise.
2456 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2457 (vmsdbgout_assembly_start): New hook.
2459 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2461 * rtl.h (RTL_LOCATION): Fix typo.
2463 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2465 * print-rtl.c (print_rtx): Print locators in asm_operands
2468 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2471 * sched-deps.c (depl_on_debug_p): New.
2472 (attach_dep_link): Reject debug deps before nondebug deps.
2473 (add_to_deps_list): Insert debug deps after nondebug deps.
2474 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2476 (sd_add_dep): Do not reject debug deps.
2477 (add_insn_mem_dependence): Don't count debug deps.
2478 (remove_from_deps): Likewise.
2479 (sched_analyze_2): Set up mem deps on debug insns.
2480 (sched_analyze_insn): Record reg uses for deps on debug insns.
2481 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2482 try_ready nondebug insn after debug insn.
2483 * ddg.c (create_ddg_dep_from_intra_loop_link,
2484 create_ddg_dep_no_link): Don't reject debug deps.
2486 2009-10-16 Richard Guenther <rguenther@suse.de>
2488 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2489 (maybe_merge_incomplete_and_complete_type): Likewise.
2490 (lto_symtab_merge): Do not call them. Do not warn for
2491 complete vs. incomplete compatible types.
2492 (lto_symtab_merge_decls_2): Simplify.
2493 * gimple.c (gimple_force_type_merge): Remove.
2494 (gimple_types_compatible_p): Make it static.
2495 * gimple.h (gimple_force_type_merge): Remove.
2496 (gimple_types_compatible_p): Likewise.
2498 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2500 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2501 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2503 2009-10-16 Richard Guenther <rguenther@suse.de>
2505 PR tree-optimization/41728
2506 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2507 if fold_stmt did anything.
2509 2009-10-16 Richard Guenther <rguenther@suse.de>
2512 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2513 (maybe_fixup_handled_component): New function.
2514 (input_gimple_stmt): Fixup mismatched decl replacements.
2516 2009-10-16 Richard Guenther <rguenther@suse.de>
2519 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2520 the same as VAR_DECL.
2522 2009-10-16 Richard Guenther <rguenther@suse.de>
2524 * gimple.c (iterative_hash_gimple_type): For integer types
2525 also hash their minimum and maximum values and the string flag.
2526 For array types hash their domain and the string flag.
2528 2009-10-16 Richard Guenther <rguenther@suse.de>
2530 * gimple.c (gimple_types_compatible_p): Restrict completing
2531 types to record or unions. Simplify completion.
2532 Do not merge records or unions with different
2533 TYPE_STRUCTURAL_EQUALITY_P tag.
2534 (iterative_hash_gimple_type): Restrict non-recursing into
2535 pointer targets for records and unions.
2537 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2540 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2541 * dwarf2out.c (mem_loc_descriptor): Don't handle
2542 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2543 punt if it is not lowpart subreg or if inner mode isn't
2546 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2548 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2549 investigating previous or next insns.
2551 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2553 * tree-sra.c (build_ref_for_offset_1): Update comment.
2555 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2557 * config/s390/s390.md (atype): Added missing values.
2559 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2562 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2563 (casesi64p): Update pattern to reflect above.
2565 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2567 PR rtl-optimization/41697
2568 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2570 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2573 * config/rs6000/predicates.md: Update copyright year.
2574 * config/rs6000/altivec.md: Ditto.
2576 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2577 (MD_INCLUDES): Add a2.md.
2579 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2580 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2581 (builtin_classify): New static vector to classify various builtins
2582 to get the tree attributes correct.
2583 (def_builtin): Set the attributes of builtins based on what the
2584 builtin does (i.e. memory operation, floating point, saturation
2585 need special attributes, others are pure functions).
2587 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2589 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2590 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2591 RS6000_BUILTIN_COUNT.
2592 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2593 MAX_RS6000_BUILTINS.
2595 * config/rs6000/rs6000-builtin.def: New file that combines the
2596 builtin enumeration name and attributes.
2598 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2600 * config/i386/linux.h (ASM_SPEC): Add --32.
2602 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2604 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2605 and DW_TAG_template_alias.
2606 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2607 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2608 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2609 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2610 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2611 and DW_AT_GNU_odr_signature.
2612 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2613 DW_FORM_flag_present and DW_FORM_ref_sig8.
2614 (output_signature): Only print name on the first byte.
2615 (output_die): Likewise for dw_val_class_data8.
2617 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2619 * doc/invoke.texi: Clarify that most optimizations are not enabled
2622 2009-10-15 Richard Guenther <rguenther@suse.de>
2625 * gimple.c (compare_type_names_p): Handle anonymous names
2626 differently based on new mode argument.
2627 (gimple_types_compatible_p): For structs also compare the tags.
2628 (iterative_hash_type_name): Rename to ...
2629 (iterative_hash_name): ... this. Hash all names.
2630 (iterative_hash_gimple_type): Fix hashing the struct tag of
2631 pointer targets. Hash field decl names.
2633 2009-10-15 Richard Guenther <rguenther@suse.de>
2636 * gimple.c (gimple_get_alias_set): Avoid recursing on
2637 invalid type topology.
2639 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2641 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2643 2009-10-15 Richard Guenther <rguenther@suse.de>
2645 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2647 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2649 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2650 add --with-tune{,-32,-64} configured default for -mtune if explicit
2653 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2655 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2657 2009-10-14 DJ Delorie <dj@redhat.com>
2659 * config/h8300/h8300.c (F): New.
2661 (h8300_emit_stack_adjustment): Call them.
2663 (h8300_push_pop): Likewise.
2664 (h8300_expand_prologue): Likewise.
2665 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2666 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2667 (INCOMING_RETURN_ADDR_RTX): Define.
2668 (INCOMING_FRAME_SP_OFFSET): Define.
2669 (DWARF_CIE_DATA_ALIGNMENT): Define.
2671 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2673 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2674 fields in builtin structs.
2675 (finalize_record_size): Likewise.
2677 2009-10-14 Richard Guenther <rguenther@suse.de>
2679 * gimple.c (gtc_ob): New global.
2680 (struct type_pair_d): Replace pointers with type UIDs.
2681 (type_pair_hash): Adjust.
2682 (type_pair_eq): Likewise.
2683 (lookup_type_pair): Likewise. Allocate from an obstack.
2684 (gimple_force_type_merge): Adjust.
2685 (gimple_types_compatible_p): Likewise.
2686 (free_gimple_type_tables): Free the obstack.
2688 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2690 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2691 stmts setting DEBUG_EXPR_DECLs.
2693 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2694 Don't crash if mode1 is VOIDmode.
2696 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2698 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2699 * params.h (IRA_LOOP_RESERVED_REGS): New.
2700 * tree-pass.h (pass_subregs_of_mode_init,
2701 pass_subregs_of_mode_finish): Remove.
2702 * passes.c (pass_subregs_of_mode_init,
2703 pass_subregs_of_mode_finish): Remove.
2704 (pass_reginfo_init): Move before loop optimizations.
2705 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2706 * common.opt (fira-loop-pressure): New.
2707 * toplev.h (flag_ira_loop_pressure): New.
2708 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2709 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2710 Make external and void type functions.
2711 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2712 pass_subregs_of_mode_finish): Remove.
2713 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2714 * regmove.c: Include ira.h.
2715 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2716 register pressure calculation in loops.
2717 * loop-invariant.c: Include REGS_H and ira.h.
2718 (struct loop_data): New members max_reg_pressure, regs_ref, and
2720 (struct invariant): New member orig_regno.
2721 (curr_loop): New variable.
2722 (find_exits): Initialize regs_ref and regs_live.
2723 (create_new_invariant): Initialize orig_regno.
2724 (get_cover_class_and_nregs): New.
2725 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2726 array. Add code for flag_ira_loop_pressure.
2727 (gain_for_invariant): Make new_regs an array. Add code for
2728 flag_ira_loop_pressure.
2729 (best_gain_for_invariant): Ditto.
2730 (set_move_mark): New parameter gain. Use it for debugging output.
2731 (find_invariants_to_move): Make regs_needed and new_regs an array.
2732 Add code for flag_ira_loop_pressure.
2733 (move_invariant_reg): Set up orig_regno.
2734 (move_invariants): Set up reg classes for pseudos for
2735 flag_ira_loop_pressure.
2736 (free_loop_data): Clear regs_ref and regs_live.
2737 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2738 get_regno_cover_class, change_pressure, mark_regno_live,
2739 mark_regno_death, mark_reg_store, mark_reg_clobber,
2740 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2741 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2742 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2743 register pressure calculation in loops if new regs were added.
2744 Call finish_subregs_of_mode.
2745 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2746 * Makefile.in (loop-invariant.o): Add ira.h.
2748 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2750 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2752 2009-10-14 Richard Guenther <rguenther@suse.de>
2754 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2755 (lto_symtab_merge): ... here. Rewrite both to take the
2756 prevailing and a to-be-merged entry and to queue diagnostics properly.
2757 (lto_symtab_resolve_replaceable_p): New predicate for
2759 (lto_symtab_resolve_can_prevail_p): Likewise.
2760 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2761 handles merging commons by choosing the largest decl. Fold
2762 in code that gives ODR errors.
2763 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2765 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2766 case of no prevailing decl here. Diagnose mismatches
2767 in object types here. Drop all but the prevailing decls.
2768 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2769 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2770 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2772 2009-10-14 Richard Guenther <rguenther@suse.de>
2775 * lto-streamer-in.c (input_bb): Replace debug stmts with
2776 nops instead of dropping them.
2778 2009-10-14 Nick Clifton <nickc@redhat.com>
2780 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2781 in situations where it is being used as a minus symbol.
2782 * gcc/doc/tm.texi: Likewise.
2783 * gcc/doc/md.texi: Likewise.
2785 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2787 PR preprocessor/41543
2788 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2789 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2790 * tree.c: Include intl.h.
2791 (expand_location): Handle BUILTINS_LOCATION.
2792 * Makefile.in (tree.o): Depend on intl.h.
2795 * dwarf2out.c (dwarf2out_var_location): Always clear
2796 last_postcall_label when changing last_label.
2798 2009-10-14 Pascal Obry <obry@adacore.com>
2800 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2801 (process_command): Handle -E as done with -c and -S. Do not add
2802 the target executable suffix to the output file when -E is used.
2803 (main): Adjust error message accordingly.
2805 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2811 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2813 (tree_code_size): Likewise.
2815 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2817 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2818 * real.h (HAVE_mpc_arc): Define.
2820 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2822 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2823 (struct builtin_description): Add fndecl field.
2824 (bdesc): Remove const qualifier. Update initializer.
2825 (sh_media_init_builtins): Remove const qualifier for d. Record
2826 the result of add_builtin_function to the fndecl field.
2827 (sh_builtin_decl): New.
2828 (sh_media_builtin_decl): New.
2830 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2833 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2834 requests between special registers.
2836 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2838 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2840 2009-10-13 Richard Henderson <rth@redhat.com>
2842 PR tree-optimization/41377
2843 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2844 (cleanup_empty_eh_merge_phis): New change_region parameter;
2845 pass it on to redirect_eh_edge_1. Update callers.
2846 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2847 at the destination block.
2849 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2851 * passes.c (register_pass): Replaced gcc_unreachable by
2852 fatal_error on failure. Mentions plugins in comments & messages.
2854 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2857 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2858 * sched-vis.c (print_value): Use it.
2859 * cselib.c (cselib_hash_rtx): Likewise.
2860 * print-rtl.c (print_rtx): Likewise.
2861 * cfgexpand.c (expand_debug_rtx): Likewise.
2862 * var-tracking.c (vt_expand_loc_callback): Likewise.
2864 2009-10-13 Richard Guenther <rguenther@suse.de>
2867 * opts.c (handle_option): Split out code to handle setting
2868 the options flag var ...
2869 (set_option): ... here.
2870 * opts.h (set_option): Declare.
2871 * lto-opts.c (register_user_option_p): Include -fexceptions
2872 and all position independent code variants.
2873 (handle_common_option): Remove.
2874 (lto_reissue_options): Use set_option.
2876 2009-10-13 Martin Jambor <mjambor@suse.cz>
2878 PR tree-optimization/41661
2879 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2880 that are tcc_comparisons or do not change the type in any
2882 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2883 folding tcc_comparison operations.
2885 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2887 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2890 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2896 * tree.def (DEBUG_EXPR_DECL): New.
2897 * rtl.def (DEBUG_EXPR): New.
2898 * gengtype.c (adjust_field_rtx_def): Handle it.
2899 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2900 (insert_debug_temp_for_var_def): ... this. Drop support for
2901 moving. Take iterator for def stmt; insert debug stmt before it.
2902 Scan early for use count and kind in debug stmts.
2903 (propagate_defs_into_debug_stmts): Rename to...
2904 (insert_debug_temps_for_defs): ... this. Likewise.
2905 * tree.h (DEBUG_TEMP_UID): New.
2906 * tree.c (next_debug_decl_uid): New.
2907 (make_node_stat): Count debug decls separately.
2908 (copy_node_stat): Likewise.
2909 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2910 * var-tracking.c (dv_is_decl_p): Recognize it.
2911 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2912 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2913 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2914 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2915 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2916 (cselib_hash_rtx): Likewise.
2917 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2918 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2920 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2921 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2922 * rtl.c (copy_rtx): Likewise.
2923 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2924 * print-rtl.c (print_rtx): Likewise.
2925 * sched-vis.c (print_value): Likewise.
2926 (print_insn): Handle DEBUG_EXPR_DECL.
2927 * tree-dump.c (dequeue_and_dump): Likewise.
2928 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2929 * gimple-iterator (gsi_replace): Check for same lhs.
2930 (gsi_remove): Insert debug temps.
2931 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2932 (move_computations_stmt): Drop explicit propagation into debug stmts.
2933 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2934 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2935 * tree-ssa-sink.c (statement_sink_location): Likewise.
2936 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2937 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2938 * tree-flow.h: Likewise.
2939 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2940 debug temps without values.
2941 (eliminate_unnecessary_stmts): Don't discard just-inserted
2944 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2947 * config/cris/cris.md (andu): Check that operand 1 is one of the
2948 general registers. Fix typo in head comment.
2950 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2952 * config/i386/i386.md (vswapmov): New.
2953 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2954 (ix86_function_ms_hook_prologue): New.
2955 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2956 * configure.ac: Test for swap suffix support in as.
2957 * configure: Rebuild.
2959 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2962 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2963 paradoxical subregs to prevent partial register stalls if the inner
2964 mode is integer mode.
2966 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2968 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2970 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2973 * gcc/dwarf2out.c (template_parameter_pack_die,
2974 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2976 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2979 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2981 (maybe_register_def): Likewise. Take stmt iterator.
2982 (rewrite_update_stmt): Take stmt iterator and pass it on.
2983 (rewrite_update_enter_block): Pass stmt iterator.
2985 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2987 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2988 (spu_builtin_decl): New function.
2990 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2992 * config/i386/i386.md (SWIM): New mode iterator.
2993 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2994 using SWIM mode iterator.
2995 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2996 patterns using SWI48 mode iterator.
2997 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2998 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2999 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3000 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3001 patterns using SWI248 mode iterator.
3002 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3003 gen_x86_movdicc_0_m1_rex64 for renamed function
3005 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3006 Eric Botcazou <ebotcazou@adacore.com>
3009 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3010 * config/sparc/sol2-unwind.h: New file.
3012 2009-10-11 Olivier Hainque <hainque@adacore.com>
3013 Eric Botcazou <ebotcazou@adacore.com>
3016 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3017 * config/i386/sol2-unwind.h: New file.
3019 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3022 * config/i386/i386.md (addsi_1_zext): Get the proper second
3025 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3027 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3028 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3031 2009-10-11 Richard Guenther <rguenther@suse.de>
3033 * gimple.c (iterative_hash_type_name): Do not handle special
3036 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3038 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3039 (*setcc_si_1_and): Ditto.
3040 (*setcc_si_1_movzbl): Ditto.
3041 (*setcc_<mode>_2): Ditto.
3042 (*setcc_qi): Rename from *setcc_1.
3043 (*setcc_qi_slp): Rename from *setcc_2.
3045 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3046 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3048 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3049 "if" condition, there is already assert with reload_completed present.
3051 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3053 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3055 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3057 * doc/install.texi (Final install): Refer to
3058 http://gcc.gnu.org/bugs/ for bug reporting.
3060 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3062 * configure.ac: Add test for dci instruction.
3063 * configure: Regenerate.
3064 * config.in: Likewise.
3065 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3066 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3067 (-mmulhw): Add 476 to description.
3068 (-mdlmzb): Likewise.
3069 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3070 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3071 (processor_target_table): Add 476 and 476fp entries.
3072 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3073 (rs6000_issue_rate): Add CPU_PPC476.
3074 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3075 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3076 (processor_type): Add PROCESSOR_PPC476.
3077 (EXTRA_SPECS): Add asm_cpu_476 string.
3078 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3079 (define_attr "cpu"): Add ppc476.
3081 Update comments for 476.
3082 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3083 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3084 Update copyright year.
3085 * config/rs6000/476.md: New file.
3086 * config/rs6000/40x.md: Add description for "isel" attribute.
3087 Update copyright year.
3088 * config/rs6000/440.md: Likewise.
3089 * config/rs6000/603.md: Likewise.
3090 * config/rs6000/6xx.md: Likewise.
3091 * config/rs6000/7450.md: Likewise.
3092 * config/rs6000/7xx.md: Likewise.
3093 * config/rs6000/8540.md: Likewise.
3094 * config/rs6000/cell.md: Likewise.
3095 * config/rs6000/e300c2c3.md: Likewise.
3096 * config/rs6000/e500mc.md: Likewise.
3097 * config/rs6000/mpc.md: Likewise.
3098 * config/rs6000/power4.md: Likewise.
3099 * config/rs6000/power5.md: Likewise.
3100 * config/rs6000/power6.md: Likewise.
3101 * config/rs6000/power7.md: Likewise.
3102 * config/rs6000/rios1.md: Likewise.
3103 * config/rs6000/rios2.md: Likewise.
3104 * config/rs6000/rs64.md: Likewise.
3106 2009-10-10 Richard Guenther <rguenther@suse.de>
3108 PR tree-optimization/41654
3109 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3110 a cond expr before calling gimple_cond_set_condition_from_tree.
3111 (ifcombine_iforif): Likewise.
3113 2009-10-09 Ian Lance Taylor <iant@google.com>
3115 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3116 * configure: Rebuild.
3118 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3120 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3123 2009-10-09 Richard Guenther <rguenther@suse.de>
3126 * target-def.h (TARGET_BUILTIN_DECL): Define.
3127 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3128 * target.h (struct gcc_target): Add builtin_decl target hook.
3129 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3130 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3132 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3133 not gcc_unreachable.
3134 (lto_output_builtin_tree): Sorry if the target does not support
3135 streaming target builtins.
3136 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3137 (rs6000_builtin_decl): New function.
3138 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3139 (ix86_builtin_decl): New function.
3141 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3143 PR preprocessor/41445
3144 * c-ppoutput.c (do_line_change): New function.
3145 (cb_line_change): Use it.
3146 (scan_translation_unit): Call do_line_change if
3147 avoid_paste or PREV_WHITE and token location is on a different line
3148 than print.src_line.
3151 * dwarf2out.c (dwarf2out_init): Test whether
3152 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3155 PR rtl-optimization/41646
3156 * calls.c (expand_call): For BLKmode types returned in registers
3157 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3160 2009-10-09 Richard Guenther <rguenther@suse.de>
3162 PR tree-optimization/41634
3163 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3164 we remove the correct elements.
3165 (optimize_stmt): Make sure to update stmt operands before
3166 optimizing redundancies.
3168 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3170 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3172 2009-10-09 Richard Guenther <rguenther@suse.de>
3175 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3177 (lto_wrapper_exit): New function.
3179 (fatal_perror): Likewise.
3180 (fork_execute): Use global args_name, do not free it.
3181 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3182 * lto-streamer.h: Remove duplicate prototypes.
3184 2009-10-09 Richard Guenther <rguenther@suse.de>
3186 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3187 before calling stmt_can_throw_external.
3189 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3191 PR tree-optimization/40071
3192 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3193 pointer if the original data reference doesn't conflict with the
3194 created vector data reference. Fix long line.
3196 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3198 * config/i386/i386.md (any_div): New code iterator.
3199 (u): Handle div and udiv.
3201 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3203 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3204 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3205 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3206 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3208 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3210 * gcc.c (main): Remove trailing "." from diagnostics.
3212 2009-10-08 Cary Coutant <ccoutant@google.com>
3214 Add support for debugging with ICF (Identical Code Folding).
3215 * calls.c (debug.h): New #include.
3216 (emit_call_1): Call virtual_call_token debug hook.
3217 * common.opt (-fenable-icf-debug): New option.
3218 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3219 locations in the source).
3220 (poc_label_num): New variable.
3221 (dcall_entry, vcall_entry): New typedefs.
3222 (dcall_table, vcall_table): New variables.
3223 (struct vcall_insn): New type.
3224 (vcall_insn_table): New variable.
3225 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3226 (size_of_dcall_table): New function.
3227 (output_dcall_table): New function.
3228 (size_of_vcall_table): New function.
3229 (output_vcall_table): New function.
3230 (dwarf2out_direct_call): New function.
3231 (vcall_insn_table_hash): New function.
3232 (vcall_insn_table_eq): New function.
3233 (dwarf2out_virtual_call_token): New function.
3234 (dwarf2out_virtual_call): New function.
3235 (dwarf2out_init): Allocate new tables and sections.
3236 (prune_unused_types): Mark DIEs referenced from direct call table.
3237 (dwarf2out_finish): Output direct and virtual call tables.
3238 * final.c (final_scan_insn): Call direct_call and virtual_call
3240 * debug.h (struct gcc_debug_hooks): Add direct_call,
3241 virtual_call_token, virtual_call hooks.
3242 (debug_nothing_uid): New function.
3243 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3244 (debug_nothing_uid): New function.
3245 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3246 (xcoff_debug_hooks): Likewise.
3247 * sdbout.c (sdb_debug_hooks): Likewise.
3248 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3249 * doc/invoke.texi (-fenable-icf-debug): New option.
3251 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3254 * regmove.c (regmove_backward_pass): Replace src with dst in the
3255 debug insn, and check for dst before rather than after.
3257 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3259 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3260 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3262 2009-10-08 Jan Hubicka <jh@suse.cz>
3265 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3266 do not mark cgraph nodes as needed.
3267 (record_references_in_initializer): Add new only_vars parameter.
3268 * cgraph.h (record_references_in_initializer): New parameter.
3269 * varasm.c (assemble_variable): Update call.
3270 * varpool.c (varpool_analyze_pending_decls): Always look for
3273 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3275 * config/avr/avr.c (last_insn_address) Remove variable.
3276 (expand_prologue): Don't initialise last_insn_address variable.
3277 (final_prescan_insn): Don't output insn size.
3278 * config/avr/avr.opt (msize): Remove switch.
3279 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3282 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3284 * combine.c (label_tick_ebb_start): Fix comment.
3285 (combine_instructions): Set label_tick and label_tick_ebb_start before
3286 calling setup_incoming_promotions. Start them from 1. Increment
3287 label_tick instead of deriving it from the BB index. Rather than
3288 comparing ticks use the block from the previous iteration to decide
3289 whether to start a new EBB. Remove empty lines before function.
3291 2009-10-08 Michael Matz <matz@suse.de>
3294 * builtins.c (fold_builtin_isascii): Use fold_build2.
3295 (fold_builtin_isdigit): Ditto.
3296 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3297 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3298 remove_useless_stmts_cond, remove_useless_stmts_tf,
3299 remove_useless_stmts_tc, remove_useless_stmts_bind,
3300 remove_useless_stmts_goto, remove_useless_stmts_label,
3301 remove_useless_stmts_1, remove_useless_stmts,
3302 pass_remove_useless_stmts): Remove.
3303 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3304 * passes.c (init_optimization_passes): Don't add
3305 pass_remove_useless_stmts.
3306 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3307 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3309 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3310 for static constants.
3311 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3312 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3314 2009-10-08 Richard Guenther <rguenther@suse.de>
3316 * gimple.c (free_gimple_type_tables): New function.
3317 * gimple.h (free_gimple_type_tables): Declare.
3319 2009-10-07 Mark Heffernan <meheff@google.com>
3321 * ipa-prop.c (ipa_print_node_params) Only print
3322 names of named arguments.
3324 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3326 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3327 being statically linked.
3329 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3331 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3333 2009-10-08 Jan Hubicka <jh@suse.cz>
3336 * ipa.c (cgraph_externally_visible_p,
3337 function_and_variable_visibility,
3338 whole_program_function_and_variable_visibility): Skip non-finalized
3341 2009-10-08 Nick Clifton <nickc@redhat.com>
3343 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3346 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3349 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3351 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3354 * c-common.c (c_fully_fold_internal): Strip nops from the result
3355 of recursive calls to c_fully_fold_internal.
3356 (c_wrap_maybe_const): New.
3357 (c_save_expr): Use c_wrap_maybe_const.
3358 * c-common.h (c_wrap_maybe_const): Declare.
3359 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3360 build_binary_op): Use c_wrap_maybe_const.
3362 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3364 * real.c: Fix comment to reflect actual exponent size.
3366 2009-10-08 Ben Elliston <bje@au.ibm.com>
3368 * config/rs6000/a2.md: Add FSF comment header.
3370 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3372 * config/i386/i386.md (any_extend): New code iterator.
3373 (u, s): New code attributes.
3375 (DWIH): Rewrite as code iterator for SI and DI modes.
3376 (DWI): Rewrite as mode attribute.
3377 (dwi): New mode attribute.
3378 (di): Depend on SI mode and DI mode.
3379 (doubleint_general_operand): Remove mode attribute.
3381 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3384 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3385 (*sub<mode>3_doubleword): Ditto.
3387 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3388 using SWIM248 mode iterator.
3389 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3390 using SWI48 mode iterator.
3391 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3392 patterns using DWIH mode iterator and any_extend code iterator.
3393 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3394 using any_extend code iterator.
3395 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3396 patterns using DWIH mode iterator and any_extend code iterator.
3397 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3398 using any_extend code iterator.
3399 (<s>mul<mode>3_highpart): Macroize expander from
3400 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3401 and any_extend code iterator.
3402 (*<s>muldi3_highpart_1): Macroize insn from
3403 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3404 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3405 patterns using any_extend code iterator.
3406 (*<s>mulsi3_highpart_zext): Macroize insn from
3407 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3409 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3411 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3412 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3413 refering to a DIE with DW_AT_const_value.
3415 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3418 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3420 2009-10-06 Jan Hubicka <jh@suse.cz>
3422 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3425 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3427 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3428 *lea_2_rex64): Move before *add<mode>_1 pattern.
3430 2009-10-07 Jan Hubicka <jh@suse.cz>
3432 * collect2.c (main): Add -fno-whole-program.
3433 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3435 2009-10-07 Jan Hubicka <jh@suse.cz>
3437 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3438 has no address taken.
3439 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3441 (cgraph_clone_node): Clear externally_visible flag for clones.
3442 * cgraph.h (cgraph_only_called_directly_p,
3443 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3444 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3445 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3446 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3447 ipcp_insert_stage): Likwise.
3448 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3449 externally_visible flag.
3450 (verify_cgraph_node): Verify that inline clones look right.
3451 (process_function_and_variable_attributes): Do not set
3452 externally_visible flags.
3453 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3455 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3457 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3458 clear externally_visible when turning into inline clones
3459 (cgraph_mark_inline_edge): Use new predicates.
3460 (cgraph_estimate_growth): Likewise.
3461 (cgraph_decide_inlining): Likewise.
3462 * ipa.c (cgraph_postorder): Likewise.
3463 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3464 that inline clones are not needed.
3465 (cgraph_externally_visible_p): New predicate.
3466 (function_and_variable_visibility): Add whole_program parameter;
3467 always set externally_visible flag; handle COMDAT function
3469 (local_function_and_variable_visibility): New function.
3470 (gate_whole_program_function_and_variable_visibility): New function.
3471 (whole_program_function_and_variable_visibility): New function.
3472 (pass_ipa_whole_program_visibility): New function.
3473 * passes.c (init_optimization_passes): Add whole program visibility
3475 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3476 not care about needed/reachable flags.
3477 * varpool.c: Include flags.h
3478 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3479 (varpool_finalize_decl): When we are in LTO read-back, all variables
3481 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3483 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3485 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3488 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3490 * config.gcc: Don't include the makefile fragments intended for
3492 * config/s390/fixdfdi.h: File removed.
3493 * config/s390/libgcc-glibc.ver: File removed.
3494 * config/s390/s390.h: Remove the fixdfdi.h hack.
3495 * config/s390/t-crtstuff: File moved to libgcc dir.
3496 * config/s390/t-linux: Likewise.
3497 * config/s390/t-tpf: libgcc specific parts removed.
3498 * config/s390/t-linux64: Likewise.
3500 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3502 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3503 (lto-compress.o): Likewise.
3505 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3508 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3509 dllexport to class members here.
3510 (i386_pe_determine_dllimport_p): Only check static class data for
3512 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3513 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3514 functions for vague linkage.
3515 (i386_pe_type_dllexport_p): Fix formatting.
3516 (maybe_add_dllexport) New function.
3517 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3520 2009-10-07 Ben Elliston <bje@au.ibm.com>
3522 * config/rs6000/a2.md: Remove duplicated lines.
3524 2009-10-07 Ben Elliston <bje@au.ibm.com>
3526 * config.gcc (powerpc*-*-*): Handle a2.
3527 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3528 * config/rs6000/a2.md: New file.
3529 * config/rs6000/rs6000.opt (mno-update): New.
3530 (mupdate): Return to using a mask, not a var.
3531 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3532 (enum processor_type): Add PROCESSOR_PPCA2.
3533 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3534 (rs6000_override_options): Add "a2" to processor_target_table.
3535 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3536 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3538 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3540 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3541 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3542 reference to nonexistent gen_truncxfxf2 function.
3544 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3546 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3547 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3548 (general_operand): Handle TI mode.
3549 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3550 using SDWIM mode iterator.
3551 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3552 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3553 using DWI mode iterator.
3554 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3555 patterns using SWI mode iterator.
3556 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3557 using SWI48 mode iterator.
3558 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3559 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3560 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3561 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3562 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3563 using SDWIM mode iterator.
3564 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3565 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3566 using DWI mode iterator.
3567 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3568 patterns using SWI mode iterator.
3569 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3570 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3571 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3572 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3573 patterns using plusminus code iterator.
3574 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3575 sub<mode>3 patterns using plusminus code iterator.
3576 * config/i386/i386.c (override_options): Update the call to
3577 gen_subdi_carry_rex64 for renamed function.
3578 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3579 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3580 calls to instruction expanders.
3582 2009-10-06 Martin Jambor <mjambor@suse.cz>
3585 * opts.c (decode_options): Run IPA-SRA at -O2.
3587 2009-10-06 Richard Guenther <rguenther@suse.de>
3589 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3591 2009-10-06 Tobias Burnus <burnus@net-b.de>
3594 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3595 -flto and -fwhole-program flags can be combined.
3597 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3600 * gcc.c (process_command): Check that -o argument was specified.
3602 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3604 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3606 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3608 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3609 * doc/invoke.texi (Warning Options): Annotate allowed languages
3610 for -Wunsuffixed-float-constants.
3612 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3614 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3615 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3616 same name and isn't the main variant.
3619 * dwarf2out.c (loc_by_reference): Removed.
3620 (dw_loc_list_1): New function.
3621 (dw_loc_list): Remove toplev argument, add want_address argument.
3622 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3623 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3624 want_address == 2 to dw_loc_list. For successful dw_loc_list
3625 set have_address to 1 only if want_address is not 0.
3627 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3629 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3630 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3631 a code block followed by two pointers.
3632 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3633 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3634 (MIPS_MOVE): Likewise.
3635 (MIPS_LUI): Likewise.
3636 (MIPS_JR): Likewise.
3637 (MIPS_BAL): Likewise.
3638 (MIPS_NOP): Likewise.
3639 (mips_asm_trampoline_template): Delete.
3640 (mips_trampoline_code_size): New function.
3641 (mips_trampoline_init): Add shorter sequences for all cases
3642 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3643 Calculate the opcodes directly, rather than copying from a template.
3644 Only flush the code part of the trampoline.
3645 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3647 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3649 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3650 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3651 (INCOMING_RETURN_ADDR_RTX): Likewise.
3652 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3654 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3655 with RETURN_ADDR_REGNUM.
3656 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3657 * config/mips/mips.c (mips16_build_call_stub): Replace
3658 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3659 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3660 (mips_print_operand_punctuation): Likewise.
3661 (mips_frame_set): Likewise.
3662 (mips16e_output_save_restore): Likewise.
3663 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3664 (mips_save_reg_p): Likewise.
3665 (mips_return_addr): Likewise.
3666 (mips_set_return_address): Likewise.
3667 (mips_direct_save_slot_move_p): Likewise.
3668 (mips_output_function_prologue): Likewise.
3669 (mips_restore_reg): Likewise.
3670 (mips_expand_epilogue): Likewise.
3671 (mips_epilogue_uses): Likewise.
3672 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3673 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3674 (clear_hazard_<mode>): Likewise.
3675 (call_internal): Likewise.
3676 (call_internal_direct): Likewise.
3677 (call_direct_split): Likewise.
3678 (call_value_internal): Likewise.
3679 (call_value_split): Likewise.
3680 (call_value_internal_direct): Likewise.
3681 (call_value_direct_split): Likewise.
3682 (call_value_multiple_internal): Likewise.
3683 (call_value_multiple_split): Likewise.
3685 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3686 Jakub Jelinek <jakub@redhat.com>
3688 PR rtl-optimization/41511
3689 * combine.c (record_value_for_reg): Pass explicit values as argument
3690 to get_last_value_validate.
3691 (get_last_value_validate): Document INSN parameter.
3692 For non-readonly MEMs, assume they might have been modified if INSN
3693 was in another basic block.
3694 (get_last_value): Minor reformatting.
3696 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3699 * final.c (asm_str_count): Split out from asm_insn_count.
3700 * rtl.h (asm_str_count): New prototype.
3701 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3704 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3706 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3708 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3709 Rafael Espindola <espindola@google.com>
3711 * gengtype.c (write_types): Moved call to write_func_for_structure
3712 into seperate loops.
3714 2009-10-05 Richard Guenther <rguenther@suse.de>
3717 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3718 (input_cgraph_1): Input toplevel asms.
3720 2009-10-05 Richard Guenther <rguenther@suse.de>
3723 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3724 (external_aggregate_decl_p): Likewise.
3725 (lto_symtab_compatible): Re-structure. Remove dead code.
3726 For variables ignore toplevel qualifiers when comparing types.
3727 Issue warnings, not errors for mismatched user-alignment.
3729 2009-10-05 Richard Guenther <rguenther@suse.de>
3733 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3734 (struct lto_symtab_identifier_def): Likewise.
3735 (struct lto_symtab_decl_def): Likewise.
3736 (struct lto_symtab_entry_def): New.
3737 (lto_symtab_identifier_t): Rename to ...
3738 (lto_symtab_entry_t): ... this.
3739 (lto_symtab_decls): Remove.
3740 (lto_symtab_base_hash): Rename to ...
3741 (lto_symtab_entry_hash): ... this.
3742 (lto_symtab_base_eq): Rename to ...
3743 (lto_symtab_entry_eq): ... this.
3744 (lto_symtab_base_marked_p): Rename to ...
3745 (lto_symtab_entry_marked_p): ... this.
3746 (lto_symtab_identifier_marked_p): Remove.
3747 (lto_symtab_decl_marked_p): Likewise.
3748 (lto_symtab_maybe_init_hash_tables): Rename to ...
3749 (lto_symtab_maybe_init_hash_table): ... this.
3750 (lto_symtab_set_resolution_and_file_data): Remove.
3751 (lto_symtab_register_decl): New function.
3752 (lto_symtab_get_identifier): Remove.
3753 (lto_symtab_get): New function.
3754 (lto_symtab_get_resolution): Adjust.
3755 (lto_symtab_get_identifier_decl): Remove.
3756 (lto_symtab_set_identifier_decl): Likewise.
3757 (lto_symtab_merge_decl): Rename to ...
3758 (lto_symtab_merge): ... this. Rewrite.
3759 (lto_symtab_merge_var): Remove.
3760 (lto_symtab_merge_fn): Likewise.
3761 (lto_symtab_prevailing_decl): Adjust.
3762 (lto_cgraph_replace_node): New function.
3763 (lto_symtab_merge_decls_2): Likewise.
3764 (lto_symtab_merge_decls_1): Likewise.
3765 (lto_symtab_fixup_var_decls): Likewise.
3766 (lto_symtab_resolve_symbols): Likewise.
3767 (lto_symtab_merge_decls): Likewise.
3768 (lto_symtab_prevailing_decl): Adjust.
3769 (lto_symtab_get_symtab_def): Remove.
3770 (lto_symtab_get_file_data): Likewise.
3771 (lto_symtab_clear_resolution): Adjust.
3772 (lto_symtab_clear_resolution): Likewise.
3773 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3774 (input_cgraph_1): Likewise.
3775 * lto-streamer-in.c (get_resolution): Do not provide fake
3776 symbol resolutions here.
3777 (deferred_global_decls): Remove.
3778 (lto_register_deferred_decls_in_symtab): Likewise.
3779 (lto_register_var_decl_in_symtab): Change signature, register
3780 variable via lto_symtab_register_decl.
3781 (lto_register_function_decl_in_symtab): Likewise.
3782 (lto_read_tree): Adjust.
3783 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3784 (lto_symtab_merge_var): Likewise.
3785 (lto_symtab_merge_fn): Likewise.
3786 (lto_symtab_register_decl): Declare.
3787 (lto_symtab_merge_decls): Likewise.
3789 2009-10-05 Richard Guenther <rguenther@suse.de>
3791 PR tree-optimization/23821
3792 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3793 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3794 simple IV increments.
3796 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3798 * config/arm/arm.c (arm_override_options): Really initialize
3799 flag_dwarf2_cfi_asm to 0.
3801 2009-10-05 Doug Kwan <dougkwan@google.com>
3803 PR rtl-optimization/41574
3804 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3805 floating point and we are not doing unsafe math optimizations.
3807 2009-10-03 Simon Baldwin <simonb@google.com>
3808 Cary Coutant <ccoutant@google.com>
3809 Rafael Espindola <espindola@google.com>
3810 Richard Guenther <rguenther@suse.de>
3811 Jan Hubicka <jh@suse.cz>
3812 Doug Kwan <dougkwan@google.com>
3813 H.J. Lu <hongjiu.lu@intel.com>
3814 Bill Maddox <maddox@google.com>
3815 Ryan Mansfield <rmansfield@qnx.com>
3816 Diego Novillo <dnovillo@google.com>
3817 Ollie Wild <aaw@google.com>
3818 Kenneth Zadeck <zadeck@naturalbridge.com>
3820 * lto-cgraph.c: New file.
3821 * lto-compress.c: New file.
3822 * lto-compress.h: New file.
3823 * lto-opts.c: New file.
3824 * lto-section-in.c: New file.
3825 * lto-section-out.c: New file.
3826 * lto-streamer-in.c: New file.
3827 * lto-streamer-out.c: New file.
3828 * lto-streamer.c: New file.
3829 * lto-streamer.h: New file.
3830 * lto-symtab.c: New file.
3831 * lto-wpa-fixup.c: New file.
3832 * lto-wrapper.c: New file.
3834 2009-10-03 Simon Baldwin <baldwin@google.com>
3835 Ben Elliston <bje@au.ibm.com>
3836 Rafael Espindola <espindola@google.com>
3837 Nathan Froyd <froydnj@codesourcery.com>
3838 Jan Hubicka <jh@suse.cz>
3839 Doug Kwan <dougkwan@google.com>
3840 Diego Novillo <dnovillo@google.com>
3841 Kenneth Zadeck <zadeck@naturalbridge.com>
3843 * Makefile.in (enable_lto): New.
3844 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3845 (LINKER_PLUGIN_API_H): Define.
3846 (LTO_SYMTAB_H): Define.
3847 (LTO_STREAMER_H): Define.
3848 (TREE_VECTORIZER_H): Define.
3849 (INCLUDES): Add LIBELFINC.
3850 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3851 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3852 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3853 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3854 (native): Add lto-wrapper$(exeext)
3855 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3856 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3857 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3858 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3859 (varasm.o): Add dependency on tree-iterator.h.
3860 (cgraph.o): Add dependency on cif-code.def.
3861 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3862 (ipa-pure-const.o): Likewise.
3863 (GTFILES): Add lto-symtab.c.
3864 (install-lto-wrapper): New.
3865 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3866 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3867 * config.in: Regenerate.
3869 2009-10-03 Rafael Espindola <espindola@google.com>
3870 Diego Novillo <dnovillo@google.com>
3872 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3873 ipa_write_summaries.
3874 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3876 (cgraph_optimize): Make extern.
3878 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3879 Kenneth Zadeck <zadeck@naturalbridge.com>
3881 * toplev.c (in_lto_p): Declare.
3882 * collect2.c (scan_prog_file): Read all the output when reading
3883 information for LTO.
3884 (enum lto_mode_d): Declare.
3886 2009-10-03 Richard Guenther <rguenther@suse.de>
3887 Diego Novillo <dnovillo@google.com>
3889 * gimple.c: Include target.h and alias.h.
3890 (gimple_types): Declare.
3891 (type_hash_cache): Declare.
3892 (gimple_alloc_stat): Make extern.
3893 (gimple_build_eh_must_not_throw): Call
3894 gimple_eh_must_not_throw_set_fndecl.
3895 (struct type_pair_d): Declare.
3896 (type_pair_t): Declare.
3897 (type_pair_hash): New.
3898 (type_pair_eq): New.
3899 (lookup_type_pair): New.
3900 (gimple_force_type_merge): New.
3901 (compare_type_names_p): New.
3902 (compare_field_offset): New.
3903 (gimple_types_compatible_p): New.
3904 (struct sccs): Declare.
3905 (next_dfs_num): Declare.
3906 (iterative_hash_gimple_type): New.
3908 (iterative_hash_type_name): New.
3909 (iterative_hash_gimple_type): New.
3910 (gimple_type_hash): New.
3911 (gimple_type_eq): New.
3912 (gimple_register_type): New.
3913 (print_gimple_types_stats): New.
3914 (gimple_signed_or_unsigned_type): New.
3915 (gimple_unsigned_type): New.
3916 (gimple_signed_type): New.
3917 (gimple_get_alias_set): New.
3918 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3919 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3920 (gimple_force_type_merge): Declare.
3921 (gimple_types_compatible_p): Declare.
3922 (gimple_register_type): Declare.
3923 (print_gimple_types_stats): Declare.
3924 (gimple_unsigned_type): Declare.
3925 (gimple_signed_type): Declare.
3926 (gimple_get_alias_set): Declare.
3927 (gimple_eh_must_not_throw_set_fndecl): New.
3929 2009-10-03 Jan Hubicka <jh@suse.cz>
3930 Kenneth Zadeck <zadeck@naturalbridge.com>
3932 * ipa-pure-const.c: Include lto-streamer.h.
3933 (register_hooks): Factor out of ...
3934 (generate_summary): ... here.
3935 (pure_const_write_summary): New.
3936 (pure_const_read_summary): New.
3937 (pass_ipa_pure_const): Add pure_const_write_summary and
3938 pure_const_read_summary.
3939 * ipa-reference.c: Include lto-streamer.h.
3940 (add_new_function): New.
3941 (remove_node_data): New.
3942 (duplicate_node_data): New.
3943 (ipa_init): Guard against multiple calls.
3944 Move hook setup from analyze_function.
3945 (write_node_summary_p): New.
3946 (ipa_reference_write_summary): New.
3947 (ipa_reference_read_summary): New.
3948 (pass_ipa_reference): Add ipa_reference_write_summary and
3949 ipa_reference_read_summary.
3950 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3951 (struct cgraph_edge): Add fields lto_stmt_uid and
3952 call_stmt_cannot_inline_p.
3953 (cgraph_optimize): Declare.
3954 (cgraph_decide_is_function_needed): Declare.
3955 (reset_inline_failed): Declare.
3956 (enum LTO_cgraph_tags): Declare.
3957 (LTO_cgraph_tag_names): Declare.
3958 (LCC_NOT_FOUND): Define.
3960 2009-10-03 Doug Kwan <dougkwan@google.com>
3961 Rafael Espindola <espindola@google.com>
3962 Jan Hubicka <jh@suse.cz>
3963 Diego Novillo <dnovillo@google.com>
3964 Kenneth Zadeck <zadeck@naturalbridge.com>
3966 * passes.c (all_regular_ipa_passes): New.
3967 (all_ipa_passes): Rename to all_small_ipa_passes.
3968 (init_optimization_passes): Init all_regular_ipa_passes.
3969 * tree-pass.h (all_regular_ipa_passes): New.
3970 (all_ipa_passes): Rename to all_small_ipa_passes.
3971 * passes.c (all_lto_gen_passes): New.
3972 (init_optimization_passes): Initialize all_lto_gen_passes.
3973 (execute_ipa_summary_passes): Make non-static.
3974 (ipa_write_summaries_1): New.
3975 (ipa_write_summaries_2): New.
3976 (ipa_write_summaries): New.
3977 (ipa_write_summaries_of_cgraph_node_set): New.
3978 (ipa_read_summaries_1): New.
3979 (ipa_read_summaries): New.
3980 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3981 (execute_regular_ipa_pass_list): Remove.
3982 (init_optimization_passes): Schedule
3983 pass_rebuild_cgraph_edges and pass_early_inline outside
3984 of pass_all_early_optimizations. Document reason.
3985 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3986 pass_ipa_lto_finish_out): New pass.
3987 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3988 (execute_all_ipa_transforms): New.
3989 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3990 (dump_properties, debug_properties): New.
3991 * tree-optimize.c (gate_all_early_local_passes): Return
3992 false if we are in lto1.
3993 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3994 * tree-pass.h (execute_all_ipa_transforms): Declare.
3995 (pass_ipa_function_and_variable_visibility): Declare.
3996 (pass_ipa_early_inline): Declare.
3997 (pass_ipa_lto_gimple_out): Declare.
3998 (pass_ipa_lto_wpa_fixup): Declare.
3999 (pass_ipa_lto_finish_out): Declare.
4000 (all_small_ipa_passes, all_regular_ipa_passes,
4001 all_lto_gen_passes): Declare.
4002 (execute_ipa_summary_passes): Declare.
4003 (execute_all_ipa_transforms): Declare.
4004 (ipa_write_summaries): Declare
4005 (ipa_write_summaries_of_cgraph_node_set): Declare.
4006 (ipa_read_summaries): Declare.
4008 2009-10-03 Doug Kwan <dougkwan@google.com>
4009 Ollie Wild <aaw@google.com>
4011 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4013 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4014 (lto_mode): New variable.
4015 (maybe_run_lto_and_relink): Handle the -fwpa option.
4016 (main): Handle the -fwpa option.
4017 (maybe_unlink_list): New function.
4018 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4019 * common.opt (flto): New flag.
4020 * toplev.c (flag_generate_lto): Declare.
4022 2009-10-03 Simon Baldwin <simonb@google.com>
4024 * common.opt (flto-compression-level): New flag.
4026 * opts.c: Include lto-opts.h.
4027 (handle_option): Call lto_register_user_option for each
4028 valid option handled.
4029 (decode_options): Clear registered options before the options
4032 2009-10-03 Cary Coutant <ccoutant@google.com>
4034 * collect2.c (is_elf): New function.
4035 (scan_prog_file): Require LTO object to be in ELF format.
4037 2009-10-03 Rafael Espindola <espindola@google.com>
4039 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4040 libgcc to the linker.
4042 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4044 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4045 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4047 * collect2.h (collect_execute): Add flags argument.
4048 * tlink.c (tlink_execute): Update call to collect_execute.
4049 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4050 (use_linker_plugin): New.
4051 (use_linker_plugin_spec_function): New.
4052 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4053 (linker_plugin_file_spec): New.
4054 (lto_wrapper_spec): New.
4055 (lto_gcc_spec): New.
4056 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4057 (static_spec_functions): Add use-linker-plugin.
4058 (process_command): Handle -use-linker-plugin.
4059 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4060 linker_plugin_file_spec and lto_gcc_spec.
4061 (use_linker_plugin_spec_function): New.
4063 2009-10-03 Richard Guenther <rguenther@suse.de>
4067 * tree.h (is_lang_specific): Include LANG_TYPE.
4068 * tree.c (find_decls_types_r): Manually add interesting parts
4069 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4071 * gimple.c (type_pair_hash): Make symmetric.
4072 (type_pair_eq): Likewise.
4073 (lookup_type_pair): Increase initial hashtable size.
4074 (gimple_force_type_merge): Rely on type-pair symmetry.
4075 (visit): Remove excessive checking code.
4076 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4077 (gimple_register_type): Remove getenv calls, shrink initial
4081 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4082 inline functions if not generating lto output.
4085 * toplev.c (finalize): In WPA mode remove the asm file.
4087 2009-10-03 Doug Kwan <dougkwan@google.com>
4089 * ipa-inline.c (cgraph_mark_inline): Check
4090 edge->call_stmt_cannot_inline_p instead of calling
4091 gimple_call_cannot_inline_p.
4092 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4093 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4094 (inline_generate_summary): Do nothing in LTRANS.
4095 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4096 exists before calling gimple_call_cannot_inline_p.
4097 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4098 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4099 Update new_edge->lto_stmt_uid.
4100 * cgraphbuild.c (reset_inline_failed): New.
4102 * common.opt (fwpa): New flag.
4103 (fltrans): New option.
4104 * gcc.c (gcc_lto_option_t): New type.
4105 (current_lto_option): New variable.
4106 (lto_single_spec_function): Remove and is replaced by ..
4107 (lto_option_spec_function): New function.
4108 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4109 passing the -flto flag.
4110 (cc1_options): Separate non-LTO related parts into ..
4111 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4112 (lto1_options): New spec for lto FE.
4113 (link_lto_options): New spec for handling LTO flags in linker.
4114 (invoke_lto_single): Re-format to fit in 80 column. Replace
4115 lto-single with lto-option.
4116 (static_specs): Add cc1_non_lto_options, lto1_options and
4118 (static_spec_function): Replace lto-single with lto-option.
4119 (process_command): Handle -flto, -fwpa and -fltran by setting
4120 current_lto_option and not passing it to subprocess unconditionally.
4122 2009-10-03 Bill Maddox <maddox@google.com>
4124 Add `gcc' driver support for link-time code generation (LTO).
4126 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4127 (lto_flag, lto_objects, lto_o_file): New variables.
4128 (struct lto_object, struct lto_object_list): New structures.
4129 (collect_exit, handler): Remove LTO temporary output file on exit.
4130 (add_lto_object): New function.
4131 (maybe_run_lto_and_relink): New function. Perform link time code
4132 generation and relinking for object files containing LTO information.
4133 (main): Invoke maybe_run_lto_and_relink().
4134 (dump_argv): New function. For debugging, currently disabled.
4135 (scan_prog_file): Add LTO information pass.
4136 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4138 * toplev.c (compile_file): Emit assembler directive to create
4139 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4141 2009-10-03 Diego Novillo <dnovillo@google.com>
4143 * c.opt: Add LTO to warn_abi and warn_psabi.
4145 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4146 inline function. Ignore language-specific nodes. Update all users.
4147 (find_decls_types_r): Do not traverse the subtrees of
4148 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4149 * tree.h (is_lang_specific): New.
4150 * langhooks.h (struct lang_hooks_for_decls): Remove
4151 may_need_assembler_name_p. Update all users.
4153 * c-common.c (set_builtin_user_assembler_name): Move ...
4154 * builtins.c (set_builtin_user_assembler_name): ... here.
4155 (is_builtin_name): Add comment
4156 (is_builtin_fn): New.
4157 * except.c (output_ttype): Only call
4158 lookup_type_for_runtime if TYPE is not a runtime type.
4160 * passes.c (register_pass): Call position_pass on
4161 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4162 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4163 (TV_IPA_LTO_DECL_IO): Define.
4164 (TV_IPA_LTO_CGRAPH_IO): Define.
4166 (TV_WHOPR_WPA): Define.
4167 (TV_WHOPR_WPA_IO): Define.
4168 (TV_WHOPR_LTRANS): Define.
4169 (TV_WHOPR_WPA_FIXUP): Define.
4170 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4171 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4172 * tree-flow.h (tree_node_can_be_shared): Declare.
4173 * tree-inline.c (tree_can_inline_p): Check that E has a
4174 statement associated with it.
4175 * tree.c (free_lang_data_in_binf): Factor out of ...
4176 (free_lang_data_in_type): ... here.
4177 Call RECORD_OR_UNION_TYPE_P.
4178 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4179 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4180 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4181 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4182 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4183 (gate_free_lang_data): Return true if flag_generate_lto is set.
4184 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4185 * c-common.h (set_builtin_user_assembler_name): Move ...
4186 * tree.h (set_builtin_user_assembler_name): ... here.
4188 * common.opt (flto-report): New flag.
4189 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4190 * collect2.c (scan_prog_file): Send the error output of
4191 'nm' to HOST_BIT_BUCKET.
4193 2009-10-03 Ollie Wild <aaw@google.com>
4195 * langhooks-def.h (lhd_begin_section): New function declaration.
4196 (lhd_write_section): New function declaration.
4197 (lhd_end_section): New function declaration.
4198 (LANG_HOOKS_BEGIN_SECTION): New macro.
4199 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4200 (LANG_HOOKS_END_SECTION): New macro.
4201 (LANG_HOOKS_LTO): New macro.
4202 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4203 * langhooks.c (output.h): Add include.
4204 (saved_section): New static variable.
4205 (lhd_begin_section): New function.
4206 (lhd_write_section_data): New function.
4207 (lhd_end_section): New function.
4208 * langhooks.h (struct lang_hooks_for_lto): New structure.
4209 (struct lang_hooks): Add member lto.
4210 * Makefile.in (langhooks.o): Add dependency on output.h.
4212 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4214 2009-10-03 Richard Guenther <rguenther@suse.de>
4216 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4219 2009-10-03 Simon Baldwin <simonb@google.com>
4220 Richard Guenther <rguenther@suse.de>
4221 Janis Johnson <janis187@us.ibm.com>
4222 Doug Kwan <dougkwan@google.com>
4223 Diego Novillo <dnovillo@google.com>
4224 Ramana Radhakrishnan <ramana.r@gmail.com>
4225 Ollie Wild <aaw@google.com>
4227 * doc/install.texi: Add documentation for libelf and --enable-lto.
4228 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4229 -flto-report, -flto-compression-level and -use-linker-plugin.
4230 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4231 Add section for LTO Testing.
4233 2009-10-02 Cary Coutant <ccoutant@google.com>
4235 Add support for comdat type sections for DWARF v4.
4236 Merge from dwarf4 branch.
4238 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4239 (dw_die_ref): Define vector type.
4240 (enum dw_val_class): Add dw_val_class_data8.
4241 (struct dw_val_struct): Add v.val_data8.
4242 (comdat_type_node_ref): New type.
4243 (struct die_struct): Move die_symbol into a union; add new field
4244 die_type_node. Change all uses.
4245 (comdat_type_node): New type.
4246 (skeleton_chain_node): New type.
4247 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4248 (comdat_type_list): New variable.
4249 (dwarf_tag_name): Add DW_TAG_type_unit.
4250 (dwarf_attr_name): Add DW_AT_signature.
4251 (add_AT_data8): New function.
4252 (replace_child): New function.
4253 (move_all_children): New function.
4254 (print_signature): New function.
4255 (print_die): Print signature information; add dw_val_class_data8.
4256 (attr_checksum): Support dw_val_class_data8.
4257 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4258 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4259 (checksum_sleb128, checksum_uleb128): New functions.
4260 (checksum_die_context): New function.
4261 (loc_checksum_ordered): New function.
4262 (attr_checksum_ordered): New function.
4263 (struct checksum_attributes): New structure.
4264 (collect_checksum_attributes): New function.
4265 (die_checksum_ordered): New function.
4266 (generate_type_signature): New function.
4267 (same_dw_val_p): Add dw_val_class_data8.
4268 (is_symbol_die): Use new is_declaration_die function.
4269 (is_declaration_die): New function.
4270 (should_move_die_to_comdat): New function.
4271 (clone_die): New function.
4272 (clone_tree): New function.
4273 (clone_as_declaration): New function.
4274 (copy_declaration_context): New function.
4275 (generate_skeleton_ancestor_tree): New function.
4276 (generate_skeleton_bottom_up): New function.
4277 (generate_skeleton): New function.
4278 (remove_child_or_replace_with_skeleton): New function.
4279 (break_out_comdat_types): New function.
4280 (struct decl_table_entry): New type.
4281 (htab_decl_hash): New function.
4282 (htab_decl_eq): New function.
4283 (htab_decl_del): New function.
4284 (copy_ancestor_tree): New function.
4285 (copy_decls_walk): New function.
4286 (copy_decls_for_unworthy_types): New function.
4287 (build_abbrev_table): Don't assert on missing die_symbol when doing
4288 comdat type sections.
4289 (size_of_die): Use DW_FORM_sig8 for external references. Add
4291 (unmark_dies): Don't assert for unmarked dies when doing comdat
4293 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4294 (output_signature): New function.
4295 (output_die): Likewise.
4296 (output_compilation_unit_header): Mark output as DWARF version 3
4297 even if generating DWARF 4.
4298 (output_comdat_type_unit): New function.
4299 (output_line_info): Mark output as DWARF version 3 even if generating
4301 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4303 (dwarf2out_end_source_file): Likewise.
4304 (prune_unused_types_walk_attribs): Don't follow references into
4305 comdat type sections.
4306 (prune_unused_types_mark): When generating type units, do not mark
4307 children of non-defining declarations of types; do mark children of
4309 (prune_unused_types): Process comdat type sections.
4310 (htab_ct_hash): New function.
4311 (htab_ct_eq): New function.
4312 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4313 Add a pointer to the line table from type unit entries so
4314 DW_AT_decl_file has meaning.
4315 * varasm.c (default_elf_asm_named_section): Use identifier name as
4316 comdat key instead of lang hook.
4318 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4320 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4322 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4324 * config/i386/i386.md (SWIM248): New mode iterator.
4325 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4326 divmodhi4 patterns using SWIM248 macro.
4327 (*divmod<mode>4): Macroize insn_and_split pattern from
4328 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4329 and their corresponding splitters usign SWIM248 macro. Split SImode
4330 insn to generate cltd and DImode insn to generate cqto instead of
4331 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4332 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4333 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4334 *divmodsi_noext patterns using SWIM248 macro.
4335 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4336 udivmodhi4 patterns using SWIM248 macro.
4337 (*udivmod<mode>4): Macroize insn_and_split pattern from
4338 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4339 corresponding splitters using SWIM248 macro.
4340 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4341 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4343 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4345 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4346 of zero-sized element is zero-sized regardless of its extent.
4348 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4351 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4352 * configure: Regenerated.
4353 * config.in: Regenerated.
4354 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4355 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4356 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4357 not emitting .eh_frame, emit .cfi_sections .debug_frame
4362 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4363 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4365 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4366 vars use DECL_RTL with resetting it back to NULL afterwards.
4367 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4368 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4369 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4370 the attribute type allows it, otherwise use DW_FORM_dataN.
4371 (mem_loc_descriptor): Handle CONST_STRING.
4372 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4373 Handle MEM with CONST_STRING address using add_AT_string.
4374 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4375 CONST_STRING for const arrays initialized with a string literal.
4376 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4377 (dwarf2out_finish): Call resolve_addr.
4379 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4380 Maxim Kuvyrkov <maxim@codesourcery.com>
4382 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4384 2009-10-02 Nick Clifton <nickc@redhat.com>
4386 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4387 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4389 2009-10-01 Jan Hubicka <jh@suse.cz>
4391 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4392 (cgraph_create_virtual_clone): Just pass redirect_callers
4394 * cgraph.h (cgraph_clone_node): Update prototype.
4395 * ipa-pure-const.c (self_recursive_p): New function.
4396 (propagate): Use it.
4397 * ipa-inline.c (cgraph_clone_inlined_nodes,
4398 cgraph_decide_recursive_inlining): Update.
4400 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4402 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4403 instructions for TARGET_OCTEON.
4405 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4407 * config/arm/arm.c (arm_override_options): Turn off
4408 flag_dwarf2_cfi_asm for AAPCS variants.
4410 2009-10-01 Martin Jambor <mjambor@suse.cz>
4413 * tree-sra.c (convert_callers): Do not call
4414 compute_inline_parameters on one caller more than once.
4416 2009-10-01 Nick Clifton <nickc@redhat.com>
4418 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4419 an empty string if not already defined.
4421 2009-10-01 Martin Jambor <mjambor@suse.cz>
4424 * tree-sra.c (is_va_list_type): New function.
4425 (find_var_candidates): Call is_va_list_type.
4426 (find_param_candidates): Check that the type or the type pointed
4427 to are not va_list types.
4429 2009-10-01 Martin Jambor <mjambor@suse.cz>
4432 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4433 DECL_ARTIFICIAL (param_decl) is true.
4435 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4437 * tree.h (tree_decl_common::lang_flag_8): New.
4438 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4440 * c-common.h (RID_CONSTEXPR): New.
4442 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4444 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4445 Use ref-all pointers.
4446 (alpha_gimplify_va_arg): Ditto.
4448 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4451 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4452 before insn counting loop now that BB_END (bb) is counted. Ensure
4453 the return value isn't zero.
4455 2009-09-30 Nick Clifton <nickc@redhat.com>
4457 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4458 with separate definitions of c_target_objs and cxx_target_objs.
4459 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4461 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4462 sh_symbian_import_export_class.
4463 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4464 * config/sh/symbian.c: Delete, moving code into...
4465 * config/sh/symbian-base.c: ... here
4466 * config/sh/symbian-c.c: ... and here
4467 * config/sh/symbian-cxx.c: ... and here.
4469 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4472 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4473 of plus RTX into register.
4475 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4477 * doc/install.texi: Linguistic and markup fixes.
4478 (Configuration) <--disable-cpp>: Remove description.
4479 <--enable-maintainer-mode>: Autotools files are affected, too.
4480 <--with-sysroot>: Improve description.
4481 (Building): Bump required GNU make version.
4483 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4485 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4486 (x86_64-*-*): Ditto.
4488 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4489 intrinisics for FMA4.
4490 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4491 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4492 Add FMA4 check and fma4intrin.h.
4493 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4495 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4496 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4497 constant for FMA4 support.
4498 (UNSPEC_FMA4_FMADDSUB): Ditto.
4499 (UNSPEC_FMA4_FMSUBADD): Ditto.
4500 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4501 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4502 (ix86_expand_fma4_multiple_memory): Ditto.
4503 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4504 (OPTION_MASK_ISA_FMA4_UNSET): New.
4505 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4506 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4507 (ix86_handle_option): Handle -mfma4.
4508 (isa_opts): Handle -mfma4.
4509 (enum pta_flags): Add PTA_FMA4.
4510 (override_options): Add FMA4 support.
4511 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4512 (IX86_BUILTIN_VFMADDSD): Ditto.
4513 (IX86_BUILTIN_VFMADDPS): Ditto.
4514 (IX86_BUILTIN_VFMADDPD): Ditto.
4515 (IX86_BUILTIN_VFMSUBSS): Ditto.
4516 (IX86_BUILTIN_VFMSUBSD): Ditto.
4517 (IX86_BUILTIN_VFMSUBPS): Ditto.
4518 (IX86_BUILTIN_VFMSUBPD): Ditto.
4519 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4520 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4521 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4522 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4523 (IX86_BUILTIN_VFNMADDSS): Ditto.
4524 (IX86_BUILTIN_VFNMADDSD): Ditto.
4525 (IX86_BUILTIN_VFNMADDPS): Ditto.
4526 (IX86_BUILTIN_VFNMADDPD): Ditto.
4527 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4528 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4529 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4530 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4531 (IX86_BUILTIN_VFMADDPS256): Ditto.
4532 (IX86_BUILTIN_VFMADDPD256): Ditto.
4533 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4534 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4535 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4536 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4537 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4538 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4539 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4540 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4541 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4542 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4543 (enum multi_arg_type): New enum for describing the various FMA4
4544 intrinsic argument types.
4545 (bdesc_multi_arg): New table for FMA4 intrinsics.
4546 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4547 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4549 (ix86_expand_builtin): Add FMA4 intrinsic support.
4550 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4551 operand instructions.
4552 (ix86_expand_fma4_multiple_memory): New function to split the
4553 second memory reference from FMA4 instructions.
4554 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4555 (ssemodesuffixf2s): Ditto.
4556 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4558 (fma4_fmsub<mode>4): Ditto.
4559 (fma4_fnmadd<mode>4): Ditto.
4560 (fma4_fnmsub<mode>4): Ditto.
4561 (fma4_vmfmadd<mode>4): Ditto.
4562 (fma4_vmfmsub<mode>4): Ditto.
4563 (fma4_vmfnmadd<mode>4): Ditto.
4564 (fma4_vmfnmsub<mode>4): Ditto.
4565 (fma4_fmadd<mode>4256): Ditto.
4566 (fma4_fmsub<mode>4256): Ditto.
4567 (fma4_fnmadd<mode>4256): Ditto.
4568 (fma4_fnmsub<mode>4256): Ditto.
4569 (fma4_fmaddsubv8sf4): Ditto.
4570 (fma4_fmaddsubv4sf4): Ditto.
4571 (fma4_fmaddsubv4df4): Ditto.
4572 (fma4_fmaddsubv2df4): Ditto.
4573 (fma4_fmsubaddv8sf4): Ditto.
4574 (fma4_fmsubaddv4sf4): Ditto.
4575 (fma4_fmsubaddv4df4): Ditto.
4576 (fma4_fmsubaddv2df4): Ditto.
4577 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4578 instructions for intrinsics.
4579 (fma4i_fmsub<mode>4): Ditto.
4580 (fma4i_fnmadd<mode>4): Ditto.
4581 (fma4i_fnmsub<mode>4): Ditto.
4582 (fma4i_vmfmadd<mode>4): Ditto.
4583 (fma4i_vmfmsub<mode>4): Ditto.
4584 (fma4i_vmfnmadd<mode>4): Ditto.
4585 (fma4i_vmfnmsub<mode>4): Ditto.
4586 (fma4i_fmadd<mode>4256): Ditto.
4587 (fma4i_fmsub<mode>4256): Ditto.
4588 (fma4i_fnmadd<mode>4256): Ditto.
4589 (fma4i_fnmsub<mode>4256): Ditto.
4590 (fma4i_fmaddsubv8sf4): Ditto.
4591 (fma4i_fmaddsubv4sf4): Ditto.
4592 (fma4i_fmaddsubv4df4): Ditto.
4593 (fma4i_fmaddsubv2df4): Ditto.
4594 (fma4i_fmsubaddv8sf4): Ditto.
4595 (fma4i_fmsubaddv4sf4): Ditto.
4596 (fma4i_fmsubaddv4df4): Ditto.
4597 (fma4i_fmsubaddv2df4): Ditto.
4599 * doc/invoke.texi (-mfma4): Add documentation.
4600 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4602 2009-09-29 Richard Henderson <rth@redhat.com>
4604 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4605 an edge to the new destination block.
4607 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4610 * pa.c (hppa_profile_hook): Use
4611 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4613 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4614 Alexander Monakov <amonakov@ispras.ru>
4617 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4618 (not_postinc_memory_operand): New.
4619 (not_postinc_move_operand): New.
4620 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4621 (*cmovsi_internal): Ditto.
4623 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4625 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4626 restrict issue_rate in first pass when scheduling for register
4629 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4630 Rafael Avila de Espindola <espindola@google.com>
4632 * gengtype.c (plugin_output): New.
4633 (get_output_file_with_visibility): Return plugin_output for plugins.
4634 (main): Parse and use the -P option.
4635 * gty.texi: Update the command line format.
4637 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4640 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4642 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4643 out if !const_ok_for_output.
4646 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4647 case VAR_LOCATION>: Remove gcc_unreachable ().
4649 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4651 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4652 (x86_64-*-*): Ditto.
4653 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4654 back to smmintrin.h.
4655 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4656 * config/i386/x86intrin.h: Remove SSE5.
4657 * config/i386/mmintrin-common.h: Delete file.
4658 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4660 2009-09-29 Richard Guenther <rguenther@suse.de>
4662 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4663 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4665 2009-09-29 Nick Clifton <nickc@redhat.com>
4667 * function.c (current_function_name): If there is no current
4668 function just return "<none>".
4670 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4672 * tree-pass.h (register_pass_info): New structure.
4673 (pass_positioning_ops): Move enum from gcc-plugin.h.
4674 (register_pass): New function.
4675 * gcc-plugin.h (plugin_pass): Delete structure.
4676 (pass_positioning_ops): Delete enum.
4677 * plugin.c (regsiter_pass): Delete function.
4678 (position_pass): Delete function.
4679 (added_pass_nodes): Delete variable.
4680 (prev_added_pass_nodes): Delete variable.
4681 (pass_list_node): Delete structure.
4682 * passes.c (make_pass_instance): New function.
4683 (next_pass_1): Change to call make_pass_instance.
4684 (pass_list_node): Move structure from gcc-plugin.h.
4685 (added_pass_nodes): Move variable from plugin.c.
4686 (prev_added_pass_nodes): Move variable from plugin.c.
4687 (position_pass): New function.
4688 (register_pass): New function.
4690 2009-09-28 Easwaran Raman <eraman@google.com>
4692 * ifcvt.c (noce_try_abs): Recognize pattern and call
4693 expand_one_cmpl_abs_nojump.
4694 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4695 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4697 2009-09-28 Ian Lance Taylor <iant@google.com>
4700 * c-opts.c (c_common_handle_option): Don't set
4701 warn_jump_misses_init for -Wall.
4702 * doc/invoke.texi (Warning Options): Update documentation.
4704 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4706 * Makefile.in ($(out_object_file)): Depend on
4707 gt-$(basename $(notdir $(out_file))).h.
4709 2009-09-28 Richard Henderson <rth@redhat.com>
4711 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4712 * except.c (gen_eh_region): Set it.
4713 (duplicate_eh_regions_1): Copy it.
4714 * tree-eh.c (lower_resx): Use it to determine which function
4717 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4718 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4719 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4720 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4721 BUILT_IN_CXA_END_CLEANUP if necessary.
4723 * c-common.c (c_define_builtins): Update call to
4724 build_common_builtin_nodes.
4726 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4728 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4730 2009-09-28 Michael Matz <matz@suse.de>
4732 * builtins.c (interclass_mathfn_icode): New helper.
4733 (expand_builtin_interclass_mathfn): Use it here, and split folding
4735 (fold_builtin_interclass_mathfn): ... this new folder.
4736 (build_call_nofold_loc): New static helper.
4737 (build_call_nofold): New wrapper macro for above.
4738 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4739 (expand_builtin_pow): Ditto.
4740 (expand_builtin_memset_args): Ditto.
4741 (expand_builtin_printf): Ditto.
4742 (expand_builtin_fprintf): Ditto.
4743 (expand_builtin_sprintf): Ditto.
4744 (expand_builtin_memory_chk): Ditto.
4745 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4746 (expand_builtin_stpcpy): Ditto.
4747 (expand_builtin_strcmp): Ditto.
4748 (expand_builtin_strncmp): Ditto.
4749 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4750 (expand_builtin_strcpy_args): Don't call folders.
4751 (expand_builtin_memcmp): Ditto.
4752 (expand_builtin_strncpy): Ditto, and use target.
4753 (expand_builtin_memcpy): Ditto.
4754 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4755 expand_builtin_strpbrk, expand_builtin_memmove,
4756 expand_builtin_memmove_args, expand_builtin_bcopy,
4757 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4758 expand_builtin_strspn, expand_builtin_strcspn,
4759 expand_builtin_fputs): Remove these.
4760 (expand_builtin): Don't call the above, change calls to other
4761 expanders that changed prototype.
4762 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4763 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4764 fold_builtin_interclass_mathfn.
4765 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4766 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4768 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4769 * passes.c (init_optimization_passes): Move pass_fold_builtins
4770 after last phiopt pass.
4771 * tree-inline.c (fold_marked_statements): When folding builtins
4772 iterate over all instruction potentially generated.
4773 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4775 (fold_gimple_call): Use it to always fold calls (into potentially
4776 multiple instructions).
4777 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4778 calls into zero at this time.
4779 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4780 statements generated by builtin folding.
4782 2009-09-28 Nick Clifton <nickc@redhat.com>
4784 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4786 2009-09-28 Duncan Sands <baldrick@free.fr>
4788 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4789 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4790 (register_callback): Dispatch it.
4791 (invoke_plugin_callbacks): Incorporate in sanity check.
4792 * ggc.h (ggc_register_cache_tab): Add declaration.
4793 * ggc-common.c (ggc_register_root_tab): Simplify.
4794 (const_ggc_cache_tab_t): New typedef.
4795 (extra_cache_vec): New vector of dynamically added cache tables.
4796 (ggc_register_cache_tab): New function.
4797 (ggc_scan_cache_tab): New function.
4798 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4799 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4801 2009-09-27 Richard Henderson <rth@redhat.com>
4803 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4804 which we remove __builtin_stack_restore.
4806 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4808 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4809 to test for GRD_INVARIANT.
4810 (simple_rhs_p): Anything that's function_invariant_p is fine.
4812 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4814 * gengtype.c (main): Use plunge_files instead of plugin_output.
4816 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4817 Rafael Avila de Espindola <espindola@google.com>
4819 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4820 Don't print pch related info if it is false.
4821 (main): Don't print pch info in plugin mode.
4823 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4825 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4826 with dw_val_class_const_double.
4827 (struct dw_val_struct): Replace val_long_long with val_double and
4828 adjust for above change.
4829 (output_loc_operands): Likewise.
4830 (add_AT_long_long): Rename into...
4831 (add_AT_double): ...this.
4832 (print_die): Replace dw_val_class_long_long with
4833 dw_val_class_const_double and adjust.
4834 (attr_checksum): Likewise.
4835 (same_dw_val_p): Likewise.
4836 (size_of_die): Likewise.
4837 (value_format): Likewise.
4838 (output_die): Likewise.
4839 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4840 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4841 instead of add_AT_long_long.
4842 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4843 value with the precision of its type.
4845 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4848 * c-typeck.c (build_conditional_expr): Use the readonly and
4849 volatile flags of the operand types, not of the operands itself.
4851 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4853 * collect2.c (main): Look for -brtl before adding libraries.
4855 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4857 * config.gcc: Update OpenBSD targets.
4858 * config/openbsd-stdint.h: New file.
4859 * config/openbsd-libpthread.h: New file.
4860 * config/openbsd.h: Update and break out LIB_SPEC definition.
4861 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4862 * config/i386/openbsdelf.h: Correct types.
4863 * config/m68k/openbsd.h: Likewise.
4864 * config/mips/openbsd.h: Likewise.
4865 * config/vax/openbsd.h: Likewise.
4867 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4869 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4870 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4871 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4872 of the length and zero.
4874 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4876 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4877 (FLAGS_H): Add options.h $(REAL_H).
4878 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4879 (TREE_VECTORIZER_H): New.
4880 (EBITMAP_H): Renamed from EBIMAP_H.
4881 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4882 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4883 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4884 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4885 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4886 (graphite-clast-to-gimple.o, graphite-dependences.o)
4887 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4888 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4889 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4890 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4891 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4892 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4893 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4894 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4895 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4896 updated and fixed as per above changes and per
4897 check_makefile_deps.sh output.
4900 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4901 * configure: Regenerate.
4903 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4905 * doc/install.texi: Update minimum MPC version to 0.7.
4907 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4909 * doc/install.texi (Binaries): Remove reference to the binary
4910 distribution CD-ROM from the FSF.
4912 2009-09-26 Michael Matz <matz@suse.de>
4916 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4917 that are mentioned in the body.
4919 2009-09-26 Michael Matz <matz@suse.de>
4921 PR tree-optimization/41454
4922 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4923 (tree_ssa_dominator_optimize): Don't allocate and free it.
4924 (dom_opt_leave_block): Don't iterate over it.
4925 (eliminate_redundant_computations): Don't return a value.
4926 (cprop_operand, cprop_into_stmt): Ditto.
4927 (optimize_stmt): Don't defer updating stmts.
4929 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4931 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4932 generic_parameter_die, template_parameter_pack_die,
4933 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4934 renaming DW_TAG_formal_parameter_pack and
4935 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4936 and DW_TAG_GNU_template_parameter_pack.
4938 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4940 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4941 * config/v850/v850.c (v850_function_value): New function.
4942 (TARGET_FUNCTION_VALUE): Define.
4944 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4946 * tree-vect-stmts.c (vectorizable_call): Call
4947 mark_symbols_for_renaming after vect_finish_stmt_generation.
4949 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4950 to loc_descriptor_from_tree.
4951 (add_location_or_const_value_attribute): Pass 0 instead of 2
4952 for decl_by_reference_p decls.
4954 2009-09-25 Richard Guenther <rguenther@suse.de>
4957 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4960 2009-09-25 Ben Elliston <bje@au.ibm.com>
4962 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4965 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4967 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4968 form of instruction.
4970 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4973 * fold-const.c (const_binop): Handle complex int division.
4974 * tree-complex.c (expand_complex_div_straight,
4975 expand_complex_div_wide): Update comments.
4977 2009-09-24 DJ Delorie <dj@redhat.com>
4980 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4981 (reg_class): Likewise.
4982 (REG_CLASS_NAMES): Likewise.
4983 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4984 (m32c_override_options): Disable -fivopts for M32C.
4986 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4988 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4989 Delete VSX load/store with update support.
4990 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4991 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4995 (VStype_load_update): Ditto.
4996 (VStype_store_update): Ditto.
4997 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4998 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5000 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5001 load/store with update builtins.
5003 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5005 * libgcc2.c (L_trampoline): Prototype for getpagesize
5006 and mprotect in WINNT case.
5008 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5010 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5011 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5012 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5013 'outgoing' argument.
5014 (TARGET_FUNCTION_VALUE): Define.
5016 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5018 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5020 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5023 * common.opt: Initialize dwarf_strict to -1.
5024 * toplev.c (process_options): Catch unset dwarf_strict
5025 and set to 0 for all targets not overriding.
5026 * config/darwin.c (darwin_override_options): Catch unset
5027 dwarf_strict and override to 1.
5029 2009-09-24 Jeff Law <law@redhat.com>
5031 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5033 2009-09-24 Richard Guenther <rguenther@suse.de>
5035 PR tree-optimization/36143
5036 PR tree-optimization/38747
5037 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5038 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5040 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5043 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5044 return false instead of gcc_unreachable (). For CONST return the
5045 value returned by recursive call instead of always returning true.
5046 (tree_add_const_value_attribute): Return the value returned by
5047 add_const_value_attribute instead of always returning true if rtl
5050 2009-09-23 Justin Seyster <jrseys@gmail.com>
5052 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5054 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5056 * cgraphunit.c (cgraph_lower_function): Revert last change.
5057 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5058 instead of DECL_NO_STATIC_CHAIN.
5059 * tree-cfg.c (verify_gimple_call): Likewise.
5060 * tree-nested.c (get_chain_decl, get_chain_field,
5061 convert_tramp_reference_op, convert_gimple_call): Likewise.
5062 (convert_all_function_calls): Likewise. Always set or clear
5063 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5064 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5065 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5067 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5068 DECL_NO_STATIC_CHAIN.
5069 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5070 instead of DECL_NO_STATIC_CHAIN.
5071 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5072 decl_function_context.
5073 * varasm.c (initializer_constant_valid_p): Likewise.
5074 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5075 (DECL_STATIC_CHAIN): ... this.
5076 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5077 instead of DECL_NO_STATIC_CHAIN.
5079 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5080 Rafael Avila de Espindola <espindola@google.com>
5082 * gengtype.c (nb_plugin_files): Make it unsigned to match
5083 num_gt_files. Adjust other variables to avoid warnings.
5084 (main): Allocate an all zero lang_bitmap before each plugin file name
5085 to match regular file names.
5087 2009-09-23 Richard Henderson <rth@redhat.com>
5089 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5090 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5091 static chain passed in memory.
5092 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5093 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5094 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5095 STATIC_CHAIN_REGNUM defined.
5097 * config/picochip/picochip-protos.h: s/class/klass/.
5098 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5099 (picochip_static_chain): New.
5100 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5101 (STATIC_CHAIN_INCOMING): Remove.
5103 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5104 (xtensa_static_chain): New.
5105 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5106 (STATIC_CHAIN_INCOMING): Remove.
5108 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5110 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5111 * config/pa/pa-protos.h (function_value): Remove.
5112 * config/pa/pa.c (pa_function_value): Rename from function_value.
5113 Make static, add 'outgoing' argument.
5114 (TARGET_FUNCTION_VALUE): Define.
5116 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5118 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5119 instead of cfun->machine->is_leaf.
5120 * config/avr/avr.h (machine_function): Remove is_leaf field.
5122 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5125 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5126 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5127 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5128 the same size, prefer DW_OP_stack_value.
5129 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5130 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5132 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5135 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5137 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5140 * cfgexpand.c (convert_debug_memory_address): New.
5141 (expand_debug_expr): Convert base address and offset to the same
5142 mode. Use it to convert addresses to other modes. Accept
5145 2009-09-23 Richard Guenther <rguenther@suse.de>
5147 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5148 produced for bigendian targets with promoted subregs.
5150 2009-09-23 Richard Guenther <rguenther@suse.de>
5152 * value-prof.c (gimple_ic): Purge old EH edges only after building
5155 2009-09-23 Nick Clifton <nickc@redhat.com>
5157 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5159 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5162 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5165 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5166 on non-nested functions.
5168 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5169 Jan Hubicka <jh@suse.cz>
5171 * dwarf2out.c (loc_list_plus_const): Only define if
5172 DWARF2_DEBUGGING_INFO.
5173 (address_of_int_loc_descriptor): Likewise.
5176 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5178 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5181 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5182 constant is more than zero.
5184 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5187 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5188 call final to emit non-scheduled prologue, instead insert at entry.
5190 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5191 Joseph S. Myers <joseph@codesourcery.com>
5193 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5195 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5196 Rafael Avila de Espindola <espindola@google.com>
5198 * gengtype.c (is_file_equal): New function.
5199 (close_output_files): Use is_file_equal. Free of->buf.
5201 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5202 Rafael Avila de Espindola <espindola@google.com>
5204 * gengtype.c (write_types, write_local): Add the output_header
5205 argument. Update all callers.
5207 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5209 * dwarf2out.c (template_parameter_pack_die,
5210 gen_formal_parameter_pack_die ): New functions.
5211 (make_ith_pack_parameter_name): Remove this function.
5212 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5213 DW_TAG_formal_parameter_pack.
5214 (gen_generic_params_dies): Represent each template parameter pack
5215 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5216 represented by usual DW_TAG_template_*_parameter DIEs that are
5217 children of the DW_TAG_template_parameter_pack element DIE.
5218 (generic_parameter_die): This doesn't deal with parameter pack
5219 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5220 of parameter pack DIEs.
5221 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5222 in certain cases, e.g. for pack elements.
5223 (gen_formal_types_die, gen_decl_die): Adjust usage of
5224 gen_formal_parameter_die.
5225 (gen_subprogram_die): Represent each function parameter pack by a
5226 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5227 represented by usual DW_TAG_formal_parameter DIEs that are children
5228 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5229 ____builtin_va_alist decls as no part of the compiler uses those
5231 * langhooks.h (struct lang_hooks_for_decls): Add
5232 function_parm_expanded_from_pack_p, get_generic_function_decl
5233 and function_parameter_pack_p hooks. Fix comment for
5234 get_innermost_generic_parms hook.
5235 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5236 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5237 macros and use them to initialize lang_hook.
5239 2009-09-22 Richard Henderson <rth@redhat.com>
5241 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5242 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5243 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5244 on TRAMPOLINE_TEMPLATE.
5245 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5246 TRAMPOLINE_ADJUST_ADDRESS.
5247 * targhooks.c (default_asm_trampoline_template): Remove.
5248 (default_trampoline_adjust_address): Remove.
5249 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5250 * targhooks.h: Update decls.
5252 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5254 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5255 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5256 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5258 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5261 * reload1.c (reload): Reset debug insns with pseudos without
5264 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5266 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5267 unconditional true for decimal float modes.
5268 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5269 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5271 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5273 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5274 Enable a new case for __FreeBSD__ >= 7.
5275 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5276 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5277 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5278 and USE_LD_AS_NEEDED.
5280 * doc/install.texi (*-*-freebsd*): Update target information.
5282 2009-09-22 Richard Guenther <rguenther@suse.de>
5285 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5286 arrays really properly.
5288 2009-09-22 Richard Henderson <rth@redhat.com>
5291 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5292 calls.static_chain, calls.trampoline_init,
5293 calls.trampoline_adjust_address.
5294 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5295 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5296 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5297 * builtins.c (expand_builtin_setjmp_receiver): Use
5298 targetm.calls.static_chain; only clobber registers.
5299 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5300 set up memory attributes properly for the trampoline block.
5301 (expand_builtin_adjust_trampoline): Use
5302 targetm.calls.trampoline_adjust_address.
5303 * calls.c (prepare_call_address): Add fndecl argument. Use
5304 targetm.calls.static_chain.
5305 * df-scan.c (df_need_static_chain_reg): Remove.
5306 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5307 consolodate static chain handling.
5308 * doc/tm.texi: Document new hooks.
5309 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5310 (init_emit_regs): Don't initialize them.
5311 * expr.h (prepare_call_address): Update decl.
5312 * final.c (profile_function): Use targetm.calls.static_chain.
5313 * function.c (expand_function_start): Likewise.
5314 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5315 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5316 only clobber registers.
5317 * targhooks.c (default_static_chain): New.
5318 (default_asm_trampoline_template, default_trampoline_init): New.
5319 (default_trampoline_adjust_address): New.
5320 * targhooks.h: Declare them.
5321 * varasm.c (assemble_trampoline_template): Use
5322 targetm.asm_out.trampoline_template. Make the memory block const
5325 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5326 alpha_initialize_trampoline. Make static. Merge VMS parameter
5327 differences into the TARGET_ABI_OPEN_VMS code block.
5328 (TARGET_TRAMPOLINE_INIT): New.
5329 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5330 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5331 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5332 (INITIALIZE_TRAMPOLINE): Remove.
5334 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5335 (TRAMPOLINE_TEMPLATE): Merge with ...
5336 (INITIALIZE_TRAMPOLINE): ... this and move ...
5337 * config/arc/arc.c (arc_trampoline_init): ... here.
5338 (TARGET_TRAMPOLINE_INIT): New.
5340 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5341 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5342 (arm_asm_trampoline_template): New.
5343 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5344 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5345 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5346 code to arm_asm_trampoline_template.
5347 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5348 arm_trampoline_adjust_address.
5349 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5350 adjust for target hook parameters.
5352 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5355 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5356 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5357 (bfin_trampoline_init): Rename from initialize_trampoline;
5358 make static; update for target hook parameters.
5359 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5360 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5361 bfin_asm_trampoline_template.
5362 (INITIALIZE_TRAMPOLINE): Remove.
5364 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5365 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5366 cris_trampoline_init): New.
5367 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5368 cris_asm_trampoline_template.
5369 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5370 adjust for target hook parameters.
5372 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5374 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5375 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5376 fr30_trampoline_init): New.
5377 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5378 fr30_asm_trampoline_template.
5379 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5380 adjust for target hook parameters.
5382 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5383 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5384 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5385 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5386 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5388 * config/h8300/h8300.c (h8300_trampoline_init): New.
5389 (TARGET_TRAMPOLINE_INIT): New.
5390 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5391 to h8300_trampoline_init and adjust for hook parameters.
5393 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5394 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5395 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5396 make static; adjust for hook parameters.
5397 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5399 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5400 (TARGET_TRAMPOLINE_INIT): New.
5401 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5402 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5403 iq2000_asm_trampoline_template.
5404 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5405 (TRAMPOLINE_CODE_SIZE): New.
5406 (TRAMPOLINE_SIZE): Use it.
5407 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5409 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5410 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5411 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5412 adjust for hook parameters.
5413 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5415 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5416 (m32r_trampoline_init): New.
5417 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5418 m32r_trampoline_init.
5420 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5421 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5422 make static; update for hook parameters.
5423 * config/m68hc11/m68hc11-protos.h: Update.
5424 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5426 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5427 (TARGET_TRAMPOLINE_INIT): New.
5428 (mcore_function_value): Fix typo.
5429 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5430 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5431 to mcore_asm_trampoline_template.
5432 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5434 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5435 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5436 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5437 update for hook parameters.
5438 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5440 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5441 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5442 mips_trampoline_init): New.
5443 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5444 mips_asm_trampoline_template.
5445 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5446 update for hook parameters.
5448 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5449 (TARGET_TRAMPOLINE_INIT): New.
5450 (mmix_trampoline_size): Remove.
5451 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5452 make static. Remove out-of-date tetra vs octa comment.
5453 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5454 make static; update for hook parameters.
5455 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5456 (INITIALIZE_TRAMPOLINE): Remove.
5457 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5458 (TRAMPOLINE_ALIGNMENT): New.
5459 * gcc/config/mmix/mmix-protos.h: Update.
5461 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5462 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5463 mn10300_trampoline_init): New.
5464 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5465 mn10300_asm_trampoline_template.
5466 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5468 * config/moxie/moxie.c (moxie_static_chain,
5469 moxie_asm_trampoline_template, moxie_trampoline_init,
5470 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5471 TARGET_TRAMPOLINE_INIT): New.
5472 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5473 moxie_trampoline_init.
5474 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5475 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5477 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5478 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5479 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5480 pa_trampoline_adjust_address): New.
5481 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5482 pa_asm_trampoline_template.
5483 (TRAMPOLINE_ALIGNMENT): New.
5484 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5485 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5486 adjust for hook parameters.
5487 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5489 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5490 (TARGET_TRAMPOLINE_INIT): New.
5491 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5492 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5494 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5496 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5497 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5498 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5499 make static; adjust parameters for the hook.
5500 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5502 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5503 s390_trampoline_template; make static.
5504 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5505 make static; adjust for target hook.
5506 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5507 * config/s390/s390-protos.h: Remove trampoline decls.
5508 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5509 (TRAMPOLINE_TEMPLATE): Remove.
5510 (TRAMPOLINE_ALIGNMENT): New.
5512 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5513 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5514 (TARGET_TRAMPOLINE_INIT): New.
5515 (score_asm_trampoline_template): New.
5516 (score_trampoline_init): Rename from score_initialize_trampoline;
5517 make static; adjust for hook parameters.
5518 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5519 score[37]_asm_trampoline_template.
5520 (INITIALIZE_TRAMPOLINE): Remove.
5521 * config/score/score3.c (score3_asm_trampoline_template): New.
5522 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5523 adjust for target hook.
5524 * config/score/score7.c (score7_asm_trampoline_template): New.
5525 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5526 adjust for target hook.
5527 * config/score/score3.h, config/score/score7.h: Update.
5529 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5530 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5531 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5532 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5533 make static; adjust for target hook parameters.
5534 (sh_trampoline_adjust_address): New.
5535 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5536 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5538 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5539 (sparc32_initialize_trampoline): Rename from
5540 sparc_initialize_trampoline; make static; replace tramp parameter
5541 with m_tramp and update memory accesses.
5542 (sparc64_initialize_trampoline): Similarly.
5543 (sparc_trampoline_init): New.
5544 * config/sparc/sparc-protos.h: Remove trampoline decls.
5545 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5546 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5548 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5549 (array_to_constant): Make ARR parameter const.
5550 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5551 make static; update for hook parameters.
5552 * config/spu/spu-protos.h: Update decls.
5553 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5555 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5556 from xstormy16_initialize_trampoline; make static; update for
5558 (TARGET_TRAMPOLINE_INIT): New.
5559 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5561 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5562 (TARGET_TRAMPOLINE_INIT): New.
5563 (v850_can_eliminate): Make static.
5564 (v850_asm_trampoline_template, v850_trampoline_init): New.
5565 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5566 v850_asm_trampoline_template.
5567 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5568 and adjust for target hook parameters.
5570 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5571 (TARGET_TRAMPOLINE_INIT): New.
5572 (vax_asm_trampoline_template, vax_trampoline_init): New.
5573 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5574 vax_asm_trampoline_template.
5575 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5577 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5578 (TARGET_TRAMPOLINE_INIT): New.
5579 (xtensa_asm_trampoline_template): Rename from
5580 xtensa_trampoline_template; make static.
5581 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5582 make static; update for hook parameters.
5583 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5584 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5585 (INITIALIZE_TRAMPOLINE): Remove.
5587 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5588 error for nested functions with regparm=3.
5589 (ix86_compute_frame_layout): Adjust frame pointer offset for
5590 ix86_static_chain_on_stack.
5591 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5592 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5593 don't reset to UNITS_PER_WORD.
5594 (ix86_emit_leave): Adjust ix86_cfa_state.
5595 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5596 (ix86_static_chain): New.
5597 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5598 make static; update for target hook parameters; use ix86_static_chain.
5599 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5600 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5601 (INITIALIZE_TRAMPOLINE): Remove.
5602 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5603 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5604 to the end. Add static_chain_on_stack.
5605 (ix86_static_chain_on_stack): New.
5607 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5608 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5609 (m68k_trampoline_init): New.
5610 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5611 m68k_trampoline_init and adjust for hook parameters.
5612 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5613 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5615 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5617 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5618 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5620 * reload1.c (reload): Call wrap_constant when substituting
5621 reg for equiv inside of DEBUG_INSNs.
5624 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5625 add_call_src_coords_attributes, add_high_low_attributes,
5626 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5627 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5628 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5629 when -gdwarf-2 -gstrict-dwarf.
5630 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5631 -gdwarf-[23] -gstrict-dwarf.
5632 (address_of_int_loc_descriptor, loc_descriptor,
5633 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5634 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5635 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5637 2009-09-22 Richard Guenther <rguenther@suse.de>
5639 PR tree-optimization/41428
5640 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5641 (ccp_finalize): Pass it to substitute_and_fold.
5643 2009-09-22 Richard Guenther <rguenther@suse.de>
5645 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5646 (substitute_and_fold): Adjust prototype.
5647 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5648 (simplify_stmt_using_ranges): Likewise.
5649 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5650 (vrp_fold_stmt): New function.
5651 (vrp_finalize): Pass it to substitute_and_fold.
5652 * tree-flow.h (vrp_evaluate_conditional): Remove.
5653 (simplify_stmt_using_ranges): Likewise.
5654 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5655 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5656 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5658 (fold_predicate_in): Move to tree-vrp.c.
5659 (substitute_and_fold): Use the callback instead of calling into
5660 tree-vrp.c functions directly.
5662 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5664 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5665 comparison warning on rs6000.
5668 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5669 GIMPLE_EH_MUST_NOT_THROW cleanup.
5670 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5672 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5675 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5676 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5677 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5678 libSystem which is derived from the gcc 4.2.1 unwinder.
5680 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5683 * varasm.c (default_encode_section_info): Copy TLS model into
5684 sym_ref flags regardless of backend support for TLS, for all
5685 model types except TLS_MODEL_EMULATED.
5687 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5690 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5691 we can handle it correctly.
5693 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5695 * doc/install.texi (os2): Remove section.
5697 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5699 * doc/standards.texi (Objective-C): Adjust two URLs.
5701 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5703 * tree-tailcall.c (process_assignment): Don't check if a
5704 multiplication or an addition are already present.
5705 (find_tail_calls): Combine multiple additions and multiplications.
5706 (adjust_accumulator_values): Emit accumulators.
5708 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5710 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5711 xmm register restore.
5713 2009-09-21 Jan Hubicka <jh@suse.cz>
5715 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5716 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5719 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5721 * stor-layout.c (layout_type): Remove obsolete code.
5723 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5726 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5728 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5731 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5732 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5733 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5734 * fold-const.c (const_binop): Likewise.
5735 * real.h (do_mpc_arg2): Update prototype.
5737 2009-09-20 Jan Hubicka <jh@suse.cz>
5739 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5740 (add_location_or_const_value_attribute): Rewrite using
5742 (tree_add_const_value_attribute): Return true if successful.
5743 (tree_add_const_value_attribute_for_decl): Likewise.
5745 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5746 (loc_descriptor): ... here;
5747 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5748 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5749 pool items that was not marked for output.
5750 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5751 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5752 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5753 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5754 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5755 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5756 DW_OP_stack_value to get address of items that are not available
5758 (dw_loc_list): Handle single element lists correctly.
5760 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5761 Pascal Obry <obry@adacore.com>
5763 * unwind-dw2-fde.c (classify_object_over_fdes):
5764 Cast the constant 1 to _Unwind_Ptr.
5765 (add_fdes): Likewise.
5766 (linear_search_fdes): Likewise.
5768 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5770 * stor-layout.c (set_sizetype): Avoid useless type copy.
5772 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5774 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5776 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5777 * configure, config.in: Regenerate.
5778 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5780 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5781 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5782 for global data if the output could be used in a shared library.
5783 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5784 to 0 if TARGET_WRITABLE_EH_FRAME.
5786 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5788 PR rtl-optimization/39886
5789 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5790 just when insn is equal to BB_END (bb).
5792 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5794 * config/mips/mips.opt (mrelax-pic-calls): New option.
5795 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5797 (mips_unspec_call): Change "unspec_call" expander into this.
5798 (mips_strip_unspec_call): New function.
5799 (mips_got_load): Call mips_unspec_call instead of
5800 gen_unspec_call<mode>.
5801 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5803 (mips_cfg_in_reorg): New function.
5804 (mips16_lay_out_constants): Use it to decide whether to call
5805 CFG-aware insn splitting.
5806 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5807 mips_reorg. Move DF set-up code from here ...
5808 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5810 (mips_reorg): Call mips_df_reorg instead of
5811 r10k_insert_cache_barriers. Move CFG set-up code here from
5812 r10k_insert_cache_barriers.
5813 (mips_call_expr_from_insn): New function.
5814 (mips_pic_call_symbol_from_set): Likewise.
5815 (mips_find_pic_call_symbol): Likewise.
5816 (mips_annotate_pic_call_expr): Likewise.
5817 (mips_get_pic_call_symbol): Likewise.
5818 (mips_annotate_pic_calls): Likewise.
5819 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5821 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5822 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5823 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5825 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5826 (unspec_call<mode>): Remove it.
5827 (sibcall_internal, sibcall_value_internal,
5828 sibcall_value_multiple_internal, call_internal, call_split,
5829 call_value_internal, call_value_split,
5830 call_value_multiple_internal, call_value_multiple_split): Pass
5831 SIZE_OPNO to MIPS_CALL.
5832 (call_internal_direct, call_direct_split,
5833 call_value_internal_direct, call_value_direct_split): Pass -1 as
5834 SIZE_OPNO to MIPS_CALL.
5835 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5836 * configure: Regenerate.
5837 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5838 and -mno-relax-pic-calls.
5839 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5841 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5844 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5845 in the directory this rule is called from, rather than the
5846 toplevel 'gcc' directory, to fix in-tree build.
5848 2009-09-19 Chris Demetriou <cgd@google.com>
5850 PR preprocessor/28435:
5851 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5852 to cpplib that the preprocessor output is needed.
5854 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5856 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5857 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5858 *return_and_restore_fpregs_<mode>,
5859 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5862 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5863 instead of assuming it has always a REG inside of it.
5865 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5867 * config/freebsd.h: Update comment on types.
5868 (WINT_TYPE): Define.
5870 2009-09-18 Jason Merrill <jason@redhat.com>
5872 * c.opt: Add -fno-deduce-init-list.
5874 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5876 * value-prof.c (interesting_stringop_to_profile_p): Added output
5877 argument to indicate which parameter is the size parameter.
5878 * value-prof.c (gimple_stringop_fixed_value): Use
5879 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5880 * value-prof.c (gimple_stringops_transform): Update call sites to
5881 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5883 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5886 From David Binderman <dcb314@hotmail.com>:
5887 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5888 local variable f. Remove stale comments.
5889 (ix86_compute_frame_layout): Remove useless local variable total_size.
5890 Remove #if 0'd code.
5891 (legitimate_address_p): Remove useless local variables
5892 reason_rtx and reason.
5893 (ix86_split_copysign_const): Remove useless local variable op1.
5894 (scale_counter): Remove useless local variable piece_size_mask.
5896 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5898 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5901 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5904 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5906 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5908 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5911 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5913 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5914 DW_OP_implicit_value even without dwarf_version 4.
5916 2009-09-17 Jan Hubicka <jh@suse.cz>
5918 * dwarf2out.c: Include tree-pass.h and gimple.h.
5919 (loc_list_plus_const): New function.
5920 (loc_descriptor_from_tree_1): Rename to ...
5921 (loc_descriptor_from_tree): ... remove original.
5922 (loc_list_from_tree): New function.
5923 (add_AT_location_description): Accept location list.
5924 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5925 (concatn_mem_loc_descriptor): Remove.
5926 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5928 (secname_for_decl): Move up.
5929 (hidden_reference_p): New function; break out from ...
5930 (loc_by_refernece): ... here; move up.
5931 (dw_loc_list): New function.
5932 (single_element_loc_list): New function.
5933 (single_element_loc_list_p): New function.
5934 (add_loc_descr_to_each): New function.
5935 (add_loc_list): New function.
5936 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5937 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5938 add diagnostics why expansion failed.
5939 (add_location_or_const_value_attribute): Support location lists.
5940 (add_bound_info): Likewise.
5941 (descr_info_loc): Update call of loc_descriptor_from_tree.
5942 (gen_variable_die): Work on location lists.
5943 * final.c (pass_final): Add dump file.
5944 * Makefile.in (dwarf2out.o): Add new dependencies.
5946 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5949 * real.c decimal_from_integer, decimal_integer_string): New.
5950 (real_from_integer): Use them as special case for decimal float.
5951 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5952 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5953 Do not append zero after the decimal point in string to convert.
5955 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5957 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5958 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5960 2009-09-17 Martin Jambor <mjambor@suse.cz>
5962 * common.opt (fipa-sra): New switch.
5963 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5964 * timevar.def (TV_IPA_SRA): New timevar.
5965 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5966 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5967 * tree-sra.c: Include cgraph.c.
5968 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5969 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5970 and grp_not_necessarilly_dereferenced.
5971 (func_param_count): New variable.
5972 (encountered_apply_args): New variable.
5973 (bb_dereferences): New variable.
5974 (final_bbs): New variable.
5975 (no_accesses_representant): New variable.
5976 (no_accesses_p): New function.
5977 (dump_access): Dump the new fields.
5978 (sra_initialize): Set encountered_apply_args to false.
5979 (get_ssa_base_param): New function.
5980 (mark_parm_dereference): New function.
5981 (create_access): Caring for INIDRECT_REFs and different handling of
5982 varialble length accesses in early IPA SRA. Store the stmt - a new
5983 parameter - to the new access.
5984 (build_access_from_expr_1): New parameter stmt, passed to
5985 create_access. Handle INDIRECT_REFs.
5986 (build_access_from_expr): Pass the current statement to
5987 build_access_from_expr_1.
5988 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5990 (build_accesses_from_assign): Pass the current statement to
5991 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5992 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5993 final_bbs when necessary. Check for calls to __builtin_apply_args.
5994 Fixup EH info if anythng was changed.
5995 (is_unused_scalar_param): New function.
5996 (ptr_parm_has_direct_uses): New function.
5997 (find_param_candidates): New function.
5998 (mark_maybe_modified): New function.
5999 (analyze_modified_params): New function.
6000 (propagate_dereference_distances): New function.
6001 (dump_dereferences_table): New function.
6002 (analyze_caller_dereference_legality): New function.
6003 (unmodified_by_ref_scalar_representative): New function.
6004 (splice_param_accesses): New function.
6005 (decide_one_param_reduction): New function.
6006 (enum ipa_splicing_result): New type.
6007 (splice_all_param_accesses): New function.
6008 (get_param_index): New function.
6009 (turn_representatives_into_adjustments): New function.
6010 (analyze_all_param_acesses): New function.
6011 (get_replaced_param_substitute): New function.
6012 (get_adjustment_for_base): New function.
6013 (replace_removed_params_ssa_names): New function.
6014 (sra_ipa_reset_debug_stmts): New function.
6015 (sra_ipa_modify_expr): New function.
6016 (sra_ipa_modify_assign): New function.
6017 (convert_callers): New function.
6018 (modify_function): New function.
6019 (ipa_sra_preliminary_function_checks): New function.
6020 (ipa_early_sra): New function.
6021 (ipa_early_sra_gate): New function.
6022 (pass_early_ipa_sra): New variable.
6023 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6025 2009-09-17 Michael Matz <matz@suse.de>
6028 * tree.c (build_type_attribute_qual_variant): Export.
6029 * tree.h (build_type_attribute_qual_variant): Declare.
6030 * tree-inline.c (remap_type_1): Use it to build variants with
6031 the original qualifiers and attributes.
6033 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6035 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6036 without a fallthrough edge.
6038 2009-09-16 DJ Delorie <dj@redhat.com>
6040 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6041 chip and ignore the "fast_interrupt" attribute if so.
6043 2009-09-16 Richard Henderson <rth@redhat.com>
6046 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6049 2009-09-16 Richard Henderson <rth@redhat.com>
6052 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6053 is set only if DECL_NO_STATIC_CHAIN is unset.
6054 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6055 (FOR_EACH_NEST_INFO): New.
6056 (walk_all_functions): Use it.
6057 (finalize_nesting_tree): Likewise.
6058 (unnest_nesting_tree): Likewise.
6059 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6060 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6061 (convert_gimple_call): Early out if gimple_call_chain already set.
6062 (convert_all_function_calls): Iterate until no new functions
6063 require a static chain.
6064 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6065 when building a trampoline. Use dump_function_to_file instead
6067 (lower_nested_functions): Open dump_file. Validate that decls
6068 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6069 bit reset by this pass.
6071 2009-09-16 Michael Matz <matz@suse.de>
6074 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6075 shorten decl_common_unused.
6076 (DECL_RESTRICTED_P): New accessor.
6077 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6078 to disambiguate marked decls and restrict pointers.
6080 2009-09-16 Richard Henderson <rth@redhat.com>
6083 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6085 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6087 * integrate.c (set_block_abstract_flags): Call
6088 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6090 2009-09-16 Richard Guenther <rguenther@suse.de>
6093 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6096 2009-09-16 DJ Delorie <dj@redhat.com>
6097 Kaz Kojima <kkojima@gcc.gnu.org>
6099 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6100 (sh_expand_prologue): Update calls to output_stack_adjust.
6101 (sh_expand_epilogue): Likewise.
6103 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6106 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6107 trying to limit the extent of searches in the insn stream.
6109 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6110 Jakub Jelinek <jakub@redhat.com>
6114 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6116 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6117 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6118 (rs6000_savres_strategy): Always save FP registers inline if the
6119 target doesn't support hardware double-precision. Set the above
6120 bits in return value when needed.
6121 (rs6000_savres_routine_sym): Fix computation for cache selector.
6122 Mark the generated symbol as a function. Rename exitp argument to
6123 lr. Move code for determining the name of the symbol...
6124 (rs6000_savres_routine_name): ...here. New function. Add cases for
6125 getting the names right on AIX and 64-bit Linux.
6126 (savres_routine_name): New variable.
6127 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6128 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6129 on what the target routine uses as a base register. If savep && lr
6130 describe saving of r0 into memory slot.
6131 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6132 line calls for AIX ABI.
6133 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6134 determine FP save/restore functions.
6135 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6136 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6138 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6139 Duplicate restoration of LR and execute the appropriate one
6140 depending on whether GPRs are being restored inline. Set r11 from
6141 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6142 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6143 Fix out of line calls for AIX ABI.
6144 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6146 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6148 (*restore_gpregs_spe): Likewise.
6149 (*return_and_restore_gpregs_spe): Likewise.
6150 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6151 Define to empty string unconditionally.
6152 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6153 Define to empty string unconditionally.
6154 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6157 2009-09-15 Jan Hubicka <jh@suse.cz>
6159 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6160 * params.def (inline-insns-auto): Likewise.
6162 2009-09-15 Martin Jambor <mjambor@suse.cz>
6164 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6165 individual statements only at TDF_DETAILS dump level. Format
6166 source for 80 characters per line.
6168 2009-09-15 Christian Bruel <christian.bruel@st.com>
6170 * regrename.c (do_replace): Update REG_DEAD notes.
6172 2009-09-15 Revital Eres <eres@il.ibm.com>
6174 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6175 * targhooks.c (default_builtin_support_vector_misalignment):
6176 New builtin function.
6177 * targhooks.h (default_builtin_support_vector_misalignment):
6179 * target.h (builtin_support_vector_misalignment):
6180 New field in struct gcc_target.
6181 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6182 new builtin function.
6183 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6185 * config/rs6000/rs6000.c
6186 (rs6000_builtin_support_vector_misalignment): New function.
6187 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6189 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6191 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6193 (bfin_optimize_loop): Likewise.
6194 (bfin_gen_bundles): Likewise.
6195 (workaround_speculation): Likewise.
6196 (find_load): Return NULL_RTX for debug_insn.
6198 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6200 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6203 2009-09-14 DJ Delorie <dj@redhat.com>
6205 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6206 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6209 2009-09-14 Richard Henderson <rth@redhat.com>
6210 Jakub Jelinek <jakub@redhat.com>
6212 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6213 * cfgbuild.c (make_edges): Handle asm goto.
6214 * cfglayout.c (fixup_reorder_chain): Likewise.
6215 * cfgrtl.c (patch_jump_insn): Likewise.
6216 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6217 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6218 (gimple_build_asm_vec): Add and use labels parameter.
6219 (gimple_build_asm): Remove.
6220 (walk_gimple_asm): Walk labels too.
6221 * gimple.def (GIMPLE_ASM): Update docs.
6222 * gimple.h: Update decls.
6223 (struct gimple_statement_asm): Change nc to use unsigned char;
6225 (gimple_asm_nlabels): New.
6226 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6227 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6228 into gimple_build_asm_vec.
6229 * jump.c (mark_jump_label_asm): New.
6230 (mark_jump_label): Use it.
6231 (redirect_jump_1): Handle asm goto.
6232 (invert_jump_1): Soft fail if X is null.
6233 * recog.c (extract_asm_operands): New.
6234 (asm_noperands): Use it; handle asm labels.
6235 (decode_asm_operands): Use extract_asm_operands.
6236 (asm_operand_ok): Properly handle empty string.
6237 * reg-stack.c (get_asm_operands_in_out): Rename from
6238 get_asm_operand_n_inputs; use extract_asm_operands; return both
6239 inputs and outputs by reference; update all callers.
6240 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6241 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6242 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6243 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6244 (extract_asm_operands): Declare.
6245 * stmt.c (expand_asm_operands): Add and use labels parameter.
6246 (check_unique_operand_names): Likewise.
6247 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6248 (expand_asm_stmt): Handle asm labels.
6249 * tree-cfg.c (make_gimple_asm_edges): New.
6250 (make_edges): Use it.
6251 (cleanup_dead_labels): Handle asm labels.
6252 (is_ctrl_altering_stmt): Likewise.
6253 (gimple_redirect_edge_and_branch): Likewise.
6254 * tree.def (ASM_EXPR): Add 5th operand.
6255 * tree.h (ASM_LABELS): New.
6256 (resolve_asm_operand_names): Update decl.
6258 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6259 (c_parser_asm_goto_operands): New.
6260 * c-tree.h (build_asm_expr): Update decl.
6261 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6262 * doc/extend.texi: Document asm goto.
6264 2009-09-14 Richard Henderson <rth@redhat.com>
6266 * except.h: Update declarations.
6267 (struct pointer_map_t): Forward declare.
6268 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6269 (struct eh_landing_pad_d, eh_landing_pad): New.
6270 (struct eh_catch_d, eh_catch): New.
6271 (struct eh_region_d): Remove next_region_sharing_label, aka,
6272 label, tree_label, landing_pad, post_landing_pad, resume,
6273 may_contain_throw. Rename region_number to index. Remove
6274 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6275 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6276 (VEC(eh_landing_pad,gc)): New.
6277 (struct eh_status): Remove last_region_number. Add lp_array,
6278 throw_stmt_table, ttype_data, ehspec_data.
6279 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6280 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6281 * except.c (lang_protect_cleanup_actions): Return tree.
6282 (struct ehl_map_entry): Remove.
6283 (init_eh_for_function): Push zero entries for region and lp_array.
6284 (gen_eh_region): Add to region_array immediately.
6285 (gen_eh_region_catch): Operate on eh_catch objects.
6286 (gen_eh_landing_pad): New.
6287 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6288 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6289 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6290 (get_eh_landing_pad_from_number_fn): New.
6291 (get_eh_landing_pad_from_number): New.
6292 (get_eh_region_from_lp_number_fn): New.
6293 (get_eh_region_from_lp_number): New.
6294 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6295 (get_exception_pointer, get_exception_filter): Remove.
6296 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6297 (current_function_has_exception_handlers): Simplify.
6298 (bring_to_root, eh_region_replaceable_by_p): Remove.
6299 (replace_region, hash_type_list, hash_eh_region): Remove.
6300 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6301 (label_to_region_map, num_eh_regions): Remove.
6302 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6303 (find_exception_handler_labels): Remove.
6304 (duplicate_eh_regions_0, find_prev_try): Remove.
6305 (struct duplicate_eh_regions_data): New.
6306 (duplicate_eh_regions_1): Rewrite.
6307 (duplicate_eh_regions): Return a pointer map instead of an
6309 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6310 (redirect_eh_edge_to_label): Remove.
6311 (eh_region_outermost): Rewrite using eh_region pointers
6312 instead of integers.
6313 (add_ttypes_entry): Update for ttype_data move to eh_status.
6314 (add_ehspec_entry): Rewrite with VEC instead of varray.
6315 (assign_filter_values): Likewise. Export.
6316 (build_post_landing_pads, connect_post_landing_pads): Remove.
6317 (dw2_build_landing_pads): Rewrite to use lp_array.
6318 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6319 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6320 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6321 (sjlj_mark_call_sites): Update for landing pad numbers.
6322 (finish_eh_generation): Rewrite.
6323 (gate_handle_eh): Do nothing for no eh tree.
6324 (pass_rtl_eh): Move up near finish_eh_generation.
6325 (remove_eh_landing_pad): New.
6326 (remove_eh_handler): Export.
6327 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6328 (for_each_eh_label): Rewrite to use lp_array.
6329 (make_reg_eh_region_note): New.
6330 (make_reg_eh_region_note_nothrow_nononlocal): New.
6331 (insn_could_throw_p): New.
6332 (copy_reg_eh_region_note_forward): New.
6333 (copy_reg_eh_region_note_backward): New.
6334 (check_handled, add_reachable_handler): Remove.
6335 (reachable_next_level, foreach_reachable_handler): Remove.
6336 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6337 (get_eh_region_and_lp_from_rtx): New.
6338 (get_eh_region_from_rtx): New.
6339 (can_throw_internal_1, can_throw_external_1): Remove.
6340 (can_throw_internal): Use get_eh_region_from_rtx.
6341 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6342 (insn_nothrow_p, can_nonlocal_goto): New.
6343 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6344 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6345 (add_action_record): Use VEC not varray.
6346 (collect_one_action_chain): Update for eh_region changes.
6347 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6348 Use get_eh_region_and_lp_from_rtx.
6349 (gate_convert_to_eh_region_ranges): New.
6350 (pass_convert_to_eh_region_ranges): Use it.
6351 (push_uleb128, push_sleb128): Use VEC not varray.
6352 (output_one_function_exception_table): Likewise.
6353 (dump_eh_tree): Update for eh_region changes.
6354 (verify_eh_tree): Likewise.
6355 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6356 * tree-eh.c: Include target.h.
6357 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6358 Don't disallow GIMPLE_RESX; adjust argument check.
6359 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6360 (record_stmt_eh_region): Update for landing pad numbers;
6361 generate a landing pad if necessary.
6362 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6363 (remove_stmt_from_eh_lp_fn): Similarly.
6364 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6365 Update for lp numbers; don't special case missing throw_stmt_table.
6366 (lookup_expr_eh_lp): Similarly.
6367 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6368 (eh_seq, eh_region_may_contain_throw): New.
6369 (struct leh_state): Add ehp_region.
6370 (struct leh_tf_state): Remove eh_label.
6371 (emit_post_landing_pad): New.
6372 (emit_resx, emit_eh_dispatch): New.
6373 (note_eh_region_may_contain_throw): New.
6374 (frob_into_branch_around): Take eh_region not eh label;
6375 emit eh code into eh_seq.
6376 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6377 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6378 lower_eh_must_not_throw. Emit code to eh_seq.
6379 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6380 (lower_try_finally_onedest): Likewise.
6381 (lower_try_finally_copy): Likewise.
6382 (lower_try_finally_switch): Likewise.
6383 (lower_try_finally): Initialize ehp_region.
6384 (lower_catch): Update for eh_catch objects.
6385 (lower_eh_filter): Don't handle must_not_throw.
6386 (lower_eh_must_not_throw): New.
6387 (lower_cleanup): Don't set eh_label.
6388 (lower_eh_constructs_2): Resolve eh builtins.
6389 Handle GIMPLE_EH_MUST_NOT_THROW.
6390 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6391 Add eh_seq to the end of the function body.
6392 (make_eh_dispatch_edges): New.
6393 (make_eh_edge): Remove.
6394 (make_eh_edges): Simplify for landing pads.
6395 (redirect_eh_edge_1): New.
6396 (redirect_eh_edge): Use it.
6397 (redirect_eh_dispatch_edge): New.
6398 (stmt_could_throw_p): Use a switch. Allow RESX.
6399 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6400 (stmt_can_throw_internal): Likewise.
6401 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6402 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6403 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6404 (gate_refactor_eh): New.
6405 (pass_refactor_eh): Use it.
6406 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6407 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6408 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6409 (remove_unreachable_handlers): Rename from
6410 tree_remove_unreachable_handlers; rewrite for landing pads;
6411 call remove_eh_handler directly.
6412 (remove_unreachable_handlers_no_lp): New.
6413 (unsplit_eh, unsplit_all_eh): New.
6414 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6415 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6416 (cleanup_empty_eh_unsplit): New.
6417 (cleanup_empty_eh): Rewrite.
6418 (cleanup_all_empty_eh): New.
6419 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6420 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6421 (gate_cleanup_eh): New.
6422 (pass_cleanup_eh): Use it.
6423 (verify_eh_edges): Move later in file. Expect one EH edge.
6424 (verify_eh_dispatch_edge): New.
6426 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6427 (gtype-desc.o): Add TARGET_H.
6428 (tree.o): Use EXCEPT_H, not except.h.
6429 (cfgbuild.o): Add EXPR_H.
6430 (GTFILES): Add vecprim.h.
6431 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6432 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6433 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6434 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6435 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6436 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6437 calls to can_throw_internal.
6438 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6439 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6440 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6441 (expand_gimple_stmt): Use make_reg_eh_region_note.
6442 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6443 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6444 or find_exception_handler_labels.
6445 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6446 there is exacly one EH edge. Use can_nonlocal_goto and
6448 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6449 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6450 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6451 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6452 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6453 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6454 * dse.c (scan_insn): Use insn_could_throw_p.
6455 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6456 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6457 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6458 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6459 EXC_PTR_EXPR or FILTER_EXPR.
6460 (tree_expr_nonzero_warnv_p): Likewise.
6461 * function.h: Include vecprim.h, not varray.h
6462 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6463 move ttype_data and ehspec_data members to struct eh_status; change
6464 action_record_data member to a VEC.
6465 * gcse.c (hash_scan_set): Use can_throw_internal.
6466 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6467 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6468 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6469 (block_may_fallthru): Don't handle RESX_EXPR.
6470 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6471 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6472 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6473 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6474 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6475 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6476 (gimple_size): Likewise.
6477 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6478 (gimple_build_resx): Use gimple_build_with_ops.
6479 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6480 (is_gimple_val): Likewise.
6481 (is_gimple_stmt): Remove RESX_EXPR.
6482 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6483 (GIMPLE_RESX): Reorder with other EH constructs.
6484 * gimple.h (struct gimple_statement_eh_mnt): New.
6485 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6486 (gimple_eh_filter_must_not_throw): Remove.
6487 (gimple_eh_filter_set_must_not_throw): Remove.
6488 (gimple_eh_must_not_throw_fndecl): New.
6489 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6490 (is_gimple_resx): New.
6491 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6492 Don't copy EH_FILTER_MUST_NOT_THROW.
6493 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6494 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6495 handle must_not_throw_labels specially.
6496 * ipa-pure-const.c (check_call): Update debug statement for LP.
6497 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6498 * ipa-utils.c (get_base_var): Likewise.
6499 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6500 * lower-subreg.c (move_eh_region_note): Remove.
6501 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6502 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6503 (create_task_copyfn): Likewise.
6504 (maybe_catch_exception): Use gimple_build_eh_filter.
6505 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6506 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6507 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6508 and pass_lower_resx.
6509 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6510 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6511 can_throw_internal, can_nonlocal_goto.
6512 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6513 copy_reg_eh_region_note_forward.
6514 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6515 (emit_output_reload_insns): Likewise.
6516 (copy_eh_notes): Remove.
6517 * rtl.def (RESX): Remove.
6518 * rtl.h: Update declarations.
6519 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6520 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6521 (update_eh_label): Remove.
6522 (cleanup_dead_labels_eh): New.
6523 (cleanup_deal_labels): Use it instead of update_eh_label.
6524 (gimple_merge_blocks): Update landing pad data structure when
6525 removing a landing pad label.
6526 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6527 test; handle GIMPLE_EH_MUST_NOT_THROW.
6528 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6529 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6530 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6531 (verify_stmt): Likewise. Verify landing pads.
6532 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6533 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6534 (struct move_stmt_d): Add eh_map.
6535 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6536 (move_stmt_r): Remap eh region numbers in builtin calls,
6537 resx and eh_dispatch.
6538 (move_block_to_fn): Remove eh_offset parameter. Use
6539 maybe_duplicate_eh_stmt_fn.
6540 (find_outermost_region_in_block): Operate on eh_region pointers
6541 instead of region numbers.
6542 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6543 duplicate_eh_regions.
6544 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6545 test earlier. Disallow EH landing pads.
6546 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6547 * tree-flow.h: Update declarations.
6548 (struct tree_ann_common_d): Replace rn with lp_nr.
6549 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6550 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6551 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6552 resx and eh_dispatch.
6553 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6554 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6555 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6556 from duplicate_eh_regions.
6557 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6558 update RESX; handle EH_DISPATCH.
6559 (expand_call_inline): Set eh_lp_nr, not eh_region.
6560 (maybe_inline_call_in_expr): Likewise.
6561 * tree-inline.h (struct copy_body_data): Replace eh_region with
6562 eh_lp_nr, eh_region_offset with eh_map.
6563 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6564 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6565 * tree-pretty-print.c (dump_generic_node): Don't handle
6566 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6567 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6568 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6569 EXC_PTR_EXPR, FILTER_EXPR.
6570 * tree-ssa-operands.c (get_expr_operands): Likewise.
6571 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6572 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6573 (ao_ref_init_from_vn_reference): Likewise.
6574 * tree-ssa-sink.c (statement_sink_location): Likewise.
6575 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6576 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6577 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6578 EXC_PTR_EXPR, FILTER_EXPR.
6579 (is_exception_related): Remove.
6580 (compute_avail): Don't call it.
6581 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6582 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6583 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6584 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6586 (build_resx): Remove.
6587 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6588 * tree.h: Update declarations.
6589 (EH_FILTER_MUST_NOT_THROW): Remove.
6590 (struct tree_label_decl): Add eh_landing_pad_nr.
6591 (EH_LANDING_PAD_NR): New.
6592 * value-prof.c (gimple_ic): Tidy variable names. Update for
6593 landing pad numbers.
6594 (gimple_stringop_fixed_value): Tidy variable names. Assert
6595 that neither call stmt can throw.
6596 * vecprim.h (uchar): New.
6597 (VEC(uchar,heap), VEC(uchar,gc)): New.
6599 * c-common.c (c_define_builtins): Update call to
6600 build_common_builtin_nodes.
6601 * c-parser.c (c_parse_file): Don't call
6602 default_init_unwind_resume_libfunc.
6604 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6606 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6607 (mips_cprestore_address_p): Likewise.
6608 (mips_save_gp_to_cprestore_slot): Likewise.
6609 (mips_restore_gp): Rename to...
6610 (mips_restore_gp_from_cprestore_slot): ...this.
6611 (mips_must_initialize_gp_p): Declare.
6612 (mips_emit_save_slot_move): Likewise.
6613 (mips_output_load_label): Return nothing.
6614 (mips_eh_uses): Declare.
6615 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6616 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6617 (TARGET_ABSOLUTE_JUMPS): Likewise.
6618 (EH_USES): Likewise.
6619 (FIRST_PSEUDO_REGISTER): Update comment.
6620 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6621 (MIPS_CALL): ...here.
6622 (REGISTER_NAMES): Add $cprestore.
6623 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6624 Add load_label_length, has_inflexible_gp_insn_p,
6625 has_flexible_gp_insn_p, must_initialize_gp_p and
6626 must_restore_gp_when_clobbered_p.
6627 (mips_expand_call): Don't generate split instructions here.
6628 (mips_split_call): Update the call to mips_restore_gp after
6629 the above name change.
6630 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6631 (mips_find_gp_ref): New function.
6632 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6633 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6634 (mips_insn_has_flexible_gp_ref_p): Likewise.
6635 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6636 (mips_function_has_gp_insn): Delete.
6637 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6638 Use the new functions above. Only return INVALID_REGNUM
6639 for TARGET_ABSOLUTE_JUMPS.
6640 (mips_must_initialize_gp_p): New function.
6641 (mips_get_cprestore_base_and_offset): New function, extracted from...
6642 (mips_cprestore_slot): ...here. Take a bool parameter.
6643 (mips_cfun_has_cprestore_slot_p): New function.
6644 (mips_cprestore_address_p): Likewise.
6645 (mips_save_gp_to_cprestore_slot): Likewise.
6646 (mips_restore_gp): Rename to...
6647 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6648 epilogue_completed. Update the call to mips_cprestore_slot.
6649 Test cfun->machine->must_restore_gp_when_clobbered_p.
6650 (mips_direct_save_slot_move_p): New function.
6651 (mips_emit_save_slot_move): Likewise.
6652 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6653 of cfun->machine->global_pointer.
6654 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6655 (mips_save_reg): Use mips_emit_save_slot_move.
6656 (mips_expand_prologue): Set must_initialize_gp_p.
6657 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6658 for all cprestore saves. Emit a use_cprestore instruction after
6659 setting up the cprestore slot.
6660 (mips_restore_reg): Use mips_emit_save_slot_move.
6661 (mips_process_load_label): New function.
6662 (mips_load_label_length): Likewise.
6663 (mips_output_load_label): Don't return asm: output it here instead.
6664 Use mips_process_load_label.
6665 (mips_adjust_insn_length): Adjust the length of branch instructions
6666 that have length MAX_PIC_BRANCH_LENGTH.
6667 (mips_output_conditional_branch): Update the call to
6668 mips_output_load_label. Assume the branch target is OPERANDS[0]
6669 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6670 (mips_output_order_conditional_branch): Swap the meaning of
6671 OPERANDS[0] and OPERANDS[1].
6672 (mips_variable_issue): Don't count ghost instructions.
6673 (mips_expand_ghost_gp_insns): New function.
6674 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6675 (mips_output_mi_thunk): Set must_initialize_gp_p.
6676 (mips_eh_uses): New function.
6677 * config/mips/predicates.md (cprestore_save_slot_operand)
6678 (cprestore_load_slot_operand): New predicates.
6679 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6680 (UNSPEC_MOVE_GP): Likewise.
6681 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6682 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6683 (CPRESTORE_SLOT_REGNUM): New register.
6684 (MAX_PIC_BRANCH_LENGTH): New constant.
6685 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6686 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6687 branches. Fix commentary.
6688 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6689 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6690 Change type to "ghost".
6691 (loadgp_absolute_<mode>): Likewise.
6692 (loadgp_rtp_<mode>): Likewise.
6693 (copygp_mips16): Likewise.
6694 (loadgp_blockage): Remove redundant mode attribute.
6695 (potential_cprestore): New instruction.
6696 (cprestore): Turn into an unspec set.
6697 (use_cprestore): New instruction.
6698 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6699 (*branch_fp_inverted): Likewise.
6700 (*branch_order<mode>): Likewise.
6701 (*branch_order<mode>_inverted): Likewise.
6702 (*branch_equality<mode>): Likewise.
6703 (*branch_equality<mode>_inverted): Likewise.
6704 (*branch_bit<bbv><mode>): Likewise.
6705 (*branch_bit<bbv><mode>_inverted): Likewise.
6706 (*branch_equality<mode>_mips16): Remove redundant mode.
6707 (jump): Turn into a define_expand.
6708 (*jump_absolute): New instruction.
6709 (*jump_pic): Likewise.
6710 (*jump_mips16): Rename previously-unnamed pattern. Remove
6711 redundant mode attribute.
6712 (restore_gp): Split on epilogue_completed rather than
6713 reload_completed. Change type to "ghost".
6714 (move_gp<mode>): New instruction.
6715 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6716 Remove redundant mode attribute.
6717 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6718 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6719 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6721 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6724 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6725 are returned in the same register (vs34 or v2) that Altivec vector
6726 types are returned in.
6727 (rs6000_libcall_value): Ditto.
6730 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6731 instead of explicit addsi3/adddi3 calls.
6732 (rs6000_split_multireg_move): Ditto.
6733 (rs6000_emit_allocate_stack): Ditto.
6734 (rs6000_emit_prologue): Ditto.
6735 (rs6000_output_mi_thunk): Ditto.
6737 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6738 size is 64 bits if we can use 64-bit registers.
6740 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6742 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6745 From Jie Zhang <jie.zhang@analog.com>:
6746 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6747 save FP and RETS with saveall attribute.
6748 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6749 with saveall attribute.
6751 * config/bfin/bfin.c (bfin_expand_builtin,
6752 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6755 From Jie Zhang <jie.zhang@analog.com>:
6756 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6757 before use in two places.
6758 * config/bfin/bfin.md (AREG): Define mode iterator.
6759 (reload_in, reload_out): Use mode iterator AREG.
6761 2009-09-14 Richard Guenther <rguenther@suse.de>
6764 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6765 EH personality path.
6767 2009-09-13 Richard Guenther <rguenther@suse.de>
6768 Rafael Avila de Espindola <espindola@google.com>
6770 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6771 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6772 (LANG_HOOKS_INITIALIZER): Adjust.
6773 (lhd_pass_through_t): Declare.
6774 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6776 * langhooks.c (lhd_pass_through_t): New function.
6777 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6778 dwarf2out_begin_prologue): Use personality from current_function_decl.
6779 * expr.h (get_personality_function): Declare.
6780 * expr.c (get_personality_function): New function.
6781 (build_personality_function): Likewise.
6782 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6783 (eh_personality_libfunc): Remove.
6784 * optabs.c (build_libfunc_function): New function split out from ...
6785 (init_one_libfunc): ... here.
6786 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6787 (tree_function_decl): Add personality.
6788 (lhd_gcc_personality): Declare.
6789 (build_personality_function): Likewise.
6790 * tree.c (gcc_eh_personality_decl): New.
6791 (lhd_gcc_personality): New function.
6792 * except.h (lang_eh_runtime_type): Remove.
6793 (enum eh_personality_kind): New.
6794 (build_personality_function): Declare.
6795 (function_needs_eh_personality): Declare.
6796 * except.c (lang_eh_runtime_type): Remove.
6797 (function_needs_eh_personality): New function.
6798 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6799 (sjlj_emit_function_enter, output_function_exception_table):
6800 Use personality from current_function_decl.
6801 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6802 * tree-inline.c (tree_can_inline_p): Do not inline across different
6804 (expand_call_inline): Likewise. Adjust the callers EH personality.
6805 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6806 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6807 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6808 (c-parser.o): Likewise
6809 * c-tree.h (c_eh_initialized_p): Remove.
6810 (c_maybe_initialize_eh): Likewise.
6811 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6812 (finish_decl): Don't call c_maybe_initialize_eh.
6813 (c_eh_initialized_p): Remove.
6814 (c_maybe_initialize_eh): Likewise.
6815 * c-parser.c (c_parser_omp_construct): Likewise.
6816 (c_parse_file): Initialize exception handling.
6818 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6820 * config.gcc (tm_file): Remove i386/biarch32.h
6821 for i?86-w64-mingw* case.
6822 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6824 * config.host: Set for x64 mingw the option
6825 use_long_long_for_widest_fast_int to yes.
6827 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6829 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6830 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6831 (dbxout_begin_function): Likewise.
6832 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6833 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6834 set on the function.
6835 (final_end_function): Likewise.
6836 (final_scan_insn): Likewise.
6837 (rest_of_handle_final): Likewise.
6838 * varasm.c (assemble_start_function): Likewise.
6839 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6841 2009-09-12 Jason Merrill <jason@redhat.com>
6843 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6844 * opts.c (common_handle_option): constify.
6846 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6848 * doc/install.texi (avr): Remove obsolete reference site.
6850 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6852 * doc/install.texi (Binaries): Adjust AIX link.
6854 2009-09-12 Akim Demaille <demaille@gostai.com>
6856 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6857 Use an imperative sentence.
6859 2009-09-11 Richard Henderson <rth@redhat.com>
6861 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6862 structure-name and has-tree-operands arguments; update all entries.
6863 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6865 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6866 (gsstruct_code_size): New.
6867 (gss_for_code_): New.
6868 (gss_for_code): Remove.
6869 (gimple_size): Rewrite using gsstruct_code_size.
6870 (gimple_statement_structure): Move to gimple.h.
6871 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6872 (gss_for_code, gimple_statement_structure): New.
6873 (gimple_ops): Use new arrays; tidy.
6875 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6877 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6878 operand to be a PLUS expression.
6879 * config/pa/pa.c (pa_secondary_reload): Likewise.
6881 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6883 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6885 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6888 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6890 From Jie Zhang <jie.zhang@analog.com>:
6891 * doc/extend.texi (node Function Attributes): Document l2
6893 (node Blackfin Variable Attributes): Document l2 variable attributes.
6895 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6897 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6898 to match the system compiler's configuration at inflection point.
6899 Add comment to remark a remaining difference with system compiler.
6901 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6902 * configure: Regenerate.
6904 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6906 From Jie Zhang <jie.zhang@analog.com>:
6907 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6908 (bfin_handle_l2_attribute): New.
6909 (bfin_attribute_table): Add l2 attribute.
6911 2009-09-11 Michael Matz <matz@suse.de>
6914 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6915 on the local_decls list.
6917 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6921 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6923 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6924 for VALUEs, to implement the documented interface.
6925 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6926 Adjust for VALUEs and anything else, to implement the
6927 documented interface.
6929 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6931 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6932 with actual SPE/paired vector modes before using 64-bit alignment.
6933 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6935 2009-09-10 DJ Delorie <dj@redhat.com>
6937 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6940 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6941 * config/mep/mep.c (mep_legitimate_constant_p): New.
6942 * config/mep/mep-protos.h: Prototype it.
6944 2009-09-10 Richard Henderson <rth@redhat.com>
6946 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6948 2009-09-10 Jason Merrill <jason@redhat.com>
6950 * tree.c (chain_index): New fn.
6951 * tree.h: Declare it.
6953 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6955 * config/sol2-c.c (cmn_err_length_specs): Initialize
6956 scalar_identity_flag.
6958 2009-09-10 Richard Henderson <rth@redhat.com>
6960 * tree.h (struct tree_decl_common): Move align member earlier;
6961 move label_decl_uid member ...
6962 (struct tree_label_decl): ... here.
6963 (LABEL_DECL_UID): Update to match.
6965 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6968 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6969 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6971 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6972 dest_prev if the edge is complex.
6974 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6976 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6977 loop latch tests earlier.
6979 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6980 before GIMPLE_RETURN, not after its predecessor; insert
6983 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6984 gimple_seq_empty_p to test for no PHI nodes.
6985 * tree-cfg.c (split_critical_edges): Likewise.
6987 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6989 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6991 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6992 introduced by the VTA branch merge.
6994 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6996 * ira-conflicts.c: Use fputs or putc instead of fprintf
7000 * tree-switch-conversion.c: Ditto.
7002 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7004 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7005 introduced by the VTA branch merge.
7007 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7010 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7012 PR rtl-optimization/39779
7013 * expr.c (convert_modes): Return when mode == oldmode after
7014 CONST_INTs are processed.
7016 2009-09-10 Nick Clifton <nickc@redhat.com>
7018 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7019 attribute and referring decl when creating renamed symbol.
7021 2009-09-10 Richard Guenther <rguenther@suse.de>
7024 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7026 (cgraph_finalize_compilation_unit): Compute reachability
7027 before emitting thunks. Properly process aliases before
7028 possibly removing unreachable nodes.
7030 2009-09-10 Richard Guenther <rguenther@suse.de>
7033 * tree.c (struct free_lang_data_d): Add worklist member.
7034 (find_decls_types_r): Push onto the worklist instead of recursing.
7035 Handle TREE_BINFOs properly.
7036 (find_decls_types): New function wrapped around find_decls_types_r
7037 to process the worklist.
7038 (find_decls_types_in_eh_region): Use it.
7039 (find_decls_types_in_node): Likewise.
7040 (find_decls_types_in_var): Likewise.
7041 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7042 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7043 (AGGREGATE_TYPE_P): Adjust.
7045 2009-09-09 Jason Merrill <jason@redhat.com>
7047 * configure.ac: Check glibc version even if we have an in-tree
7050 2009-09-09 Anthony Green <green@moxielogic.com>
7052 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7053 the constant 0 when appropriate.
7054 * config/moxie/constraints.md: Add constraint O.
7056 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7057 to pass up to 6 32-bit argument values in registers.
7058 (moxie_function_arg): Ditto.
7059 (moxie_arg_partial_bytes): Ditto.
7060 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7061 (REG_PARM_STACK_SPACE): Ditto.
7062 (FUNCTION_ARG_REGNO_P): Ditto.
7064 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7065 instruction to allocate stack space.
7067 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7069 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7070 unnecessarily stringent constraints. Fix address
7071 calculation in the splitters.
7073 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7075 PR rtl-optimization/39779
7076 * expr.c (convert_modes): Return when mode == oldmode after
7077 CONST_INTs are processed.
7079 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7082 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7083 (ix86_expand_prologue): Take frame.padding0 into logic of
7085 (ix86_expand_epilogue): Likewise.
7087 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7089 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7091 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7092 * config/t-slibgcc-libgcc: New file.
7093 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7095 2009-09-09 Martin Jambor <mjambor@suse.cz>
7097 PR tree-optimization/41089
7098 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7101 2009-09-09 Richard Henderson <rth@redhat.com>
7103 * gimple.h (CASE_GIMPLE_OMP): New.
7104 (is_gimple_omp): Use it.
7105 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7106 (verify_gimple_debug): Likewise.
7108 2009-09-09 Richard Guenther <rguenther@suse.de>
7110 PR tree-optimization/41101
7111 * tree-ssa-pre.c (maximal_set): Remove.
7112 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7113 Defer all blocks we didn't visit at least one successor.
7114 (add_to_exp_gen): Do not add to the maximal set.
7115 (make_values_for_phi): Likewise.
7116 (compute_avail): Likewise.
7117 (init_pre): Do not allocate the maximal set.
7118 (execute_pre): Do not dump it.
7120 2009-09-09 Martin Jambor <mjambor@suse.cz>
7122 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7123 an SSA_NAME rather than a is_gimple_variable.
7125 2009-09-09 Richard Guenther <rguenther@suse.de>
7128 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7129 code dealing with plain pointer bases.
7130 (maybe_fold_offset_to_reference): Likewise.
7131 (maybe_fold_stmt_addition): Adjust.
7133 2009-09-09 Richard Guenther <rguenther@suse.de>
7135 * tree.c (free_lang_data_in_type): Do not free the type variant
7137 (free_lang_data): Merge char_type_node with its properly signed
7139 (pass_ipa_free): Collect after freeing language specific data.
7141 2009-09-09 Michael Matz <matz@suse.de>
7144 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7145 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7146 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7149 2009-09-08 DJ Delorie <dj@redhat.com>
7151 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7153 2009-09-04 Jason Merrill <jason@redhat.com>
7155 * tree.c (tree_find_value): Remove.
7156 * tree.h: Remove prototype.
7157 * varasm.c (assemble_external): Use value_member instead.
7159 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7161 * toplev.c (process_options): Choose default debugging type when
7162 gtoggle enables debug info and type is unset.
7164 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7168 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7171 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7173 * configure: Rebuilt with modified libtool.m4.
7175 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7180 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7182 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7184 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7185 (remove_statement): Likewise.
7186 (rewrite_use_nonlinear_expr): Adjust.
7187 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7188 * tree-ssa.c (release_defs_bitset): ... this. New.
7189 * tree-flow.h (release_defs_bitset): Declare.
7191 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7194 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7195 in the middle block.
7197 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7199 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7200 via intptr_t to long type.
7201 (insert_operand_rank): Cast long type via intptr_t to
7203 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7205 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7206 from pointer to unsigned via uintptr_t.
7208 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7209 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7211 * configure: Regenerated.
7212 * config.in: Regenerated
7213 * system.h (stdint.h): Add include.
7214 (inttypes.h): Likewise.
7215 * Makefile.in (aclocal): Add config/stdint.m4.
7216 * aclocal.m4: Regenerated.
7218 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7220 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7222 (note_np_check_stores): New function.
7223 (harmless_null_pointer_p): New function.
7224 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7225 changed. Take into account whether we're in the shadow of a condjump
7226 that tested NP_REG for NULL.
7227 Lose all code that tested for SEQUENCEs.
7228 (workaround_speculation): Avoid inserting NOPs for loads that are
7229 either always executed or a NULL pointer.
7231 2009-09-08 Jan Hubicka <jh@suse.cz>
7233 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7234 * params.def (early-inlining-insns): Likewise.
7236 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7238 PR rtl-optimization/41239
7239 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7240 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7242 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7243 across calls, as the calls might not always return normally.
7244 (call_may_noreturn_p): New function.
7245 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7246 (init_deps): Initialize it.
7247 (remove_from_deps): Also remove calls from
7248 last_function_call_may_noreturn list.
7250 2009-09-07 Richard Henderson <rth@redhat.com>
7252 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7253 more VR->OPERANDS than LHS operands. Free LHS before returning.
7255 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7257 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7258 (attr "addrtype"): New member "spreg".
7259 Use it if mem_spfp_address_operand is true for the address.
7260 (attr "type"): New entry "stall".
7261 (cpu_unit "load"): New.
7262 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7264 (insn_reservation "loadsp"): New.
7265 (insn_reservation "load_stall1"): New.
7266 (insn_reservation "load_stall3"): New.
7268 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7269 (mem_p_address_operand): Exclude stack and frame pointer based
7271 (mem_spfp_address_operand): New; match them here.
7272 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7273 (bfin_reorg): Call it if scheduling insns.
7274 (bfin_gen_bundles): Remove dummy insns created by
7275 add_sched_insns_for_speculation.
7277 From Jie Zhang <jie.zhang@analog.com>:
7278 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7279 bfin_si_revision, bfin_workarounds): Move these ...
7280 * config/bfin/bfin.h: ... here.
7282 From Mike Frysinger <michael.frysinger@analog.com>
7283 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7284 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7285 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7286 bf547m, bf548m, and bf549m.
7287 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7288 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7289 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7290 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7291 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7292 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7293 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7294 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7295 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7296 bf542m, bf544m, bf547m, bf548m, and bf549m.
7298 From Jie Zhang <jie.zhang@analog.com>:
7299 * config/bfin/predicates.md (p_register_operand): New predicate.
7300 (dp_register_operand): New predicate.
7301 * config/bfin/bfin-protos.h (WA_05000074): Define.
7302 (ENABLE_WA_05000074): Define.
7303 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7304 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7305 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7306 (define_attr addrtype): Allow load/store register to be P register.
7307 (define_attr storereg): New.
7308 (define_cpu_unit anomaly_05000074): New.
7309 (define_insn_reservation dsp32shiftimm): New.
7310 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7311 (define_insn_reservation loadp): Cannot use slot2.
7312 (define_insn_reservation loadsp): Cannot use slot2.
7313 (define_insn_reservation storep): Cannot use slot2. Does not
7314 apply when working around 05000074.
7315 (define_insn_reservation storep_anomaly_05000074): New.
7316 (define_insn_reservation storei): Does not apply when working
7318 (define_insn_reservation storei_anomaly_05000074): New.
7319 (define_attr length): Add dsp32shiftimm case.
7320 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7321 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7322 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7323 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7324 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7326 2009-09-07 Martin Jambor <mjambor@suse.cz>
7329 * tree-sra.c (create_artificial_child_access): Return NULL if
7330 build_ref_for_offset fails.
7331 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7332 and create_artificial_child_access to fail.
7334 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7337 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7338 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7339 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7341 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7343 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7344 block, ensure it has an exit edge. Emit a barrier after a jump.
7346 2009-09-07 Nick Clifton <nickc@redhat.com>
7348 * gcc.c (this_is_linker_script): New variable. Like
7349 this_is_library_file but for the %T constructor.
7350 (end_going_arg): If this_is_linker_script is set then locate the
7351 script and insert a --script switch before it
7352 (do_spec_2): Initialise this_is_linker_script.
7353 (do_spec_1): Likewise. Handle %T construct.
7354 (eval_spec_function): Preserve this_is_linker_script.
7355 * doc/invoke.texi: Document %T construct in spec files.
7356 * config/m32c/m32c.h (LIB_SPEC): Use it.
7358 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7360 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7361 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7362 when volatile flag is set.
7363 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7365 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7368 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7369 (combine_stack_adjustments_for_block): Allow insns between stack
7370 adjustments and stores with corresponding pre-(dec|inc)rement or
7371 pre-modify operation.
7373 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7376 * combine-stack-adj.c (struct csa_memlist): Rename to...
7377 (struct csa_reflist): ... this. Rename mem field to ref.
7378 (free_csa_memlist): Rename to...
7379 (free_csa_reflist): ... this.
7380 (record_one_stack_memref): Rename to...
7381 (record_one_stack_ref): ... this. Handle also REG_P.
7382 (try_apply_stack_adjustment): Handle also REG_P.
7383 (struct record_stack_memrefs_data): Rename to...
7384 (struct record_stack_refs_data): ... this. Rename memlist field to
7386 (record_stack_memrefs): Rename to...
7387 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7388 subexpressions instead of failing when a MEM contains SP references.
7389 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7390 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7392 2009-09-06 Richard Guenther <rguenther@suse.de>
7395 * tree.c (build_array_type): Do not record types marked
7396 with structural equality in the canonical type hashtable.
7398 2009-09-06 Richard Guenther <rguenther@suse.de>
7401 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7403 2009-09-05 Richard Guenther <rguenther@suse.de>
7406 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7408 2009-09-05 Richard Guenther <rguenther@suse.de>
7411 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7413 2009-09-05 Richard Guenther <rguenther@suse.de>
7416 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7417 before comparing function argument types.
7419 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7422 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7425 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7428 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7430 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7431 locators before emit_insn is called.
7433 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7436 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7437 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7438 (reginfo_init): Don't call allocate_reg_info.
7440 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7443 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7444 NONDEBUG_INSN_P instead of INSN_P.
7446 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7449 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7451 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7454 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7455 pattern of the split.
7457 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7459 * toplev.c (process_options): Move setter of flag_var_tracking
7460 before other tests that depend on it. Move down setter of
7461 flag_rename_registers. Don't enable var-tracking-assignments
7462 by default if selective scheduling is enabled. Warn if both
7465 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7467 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7468 comment. Use switch statement to catch overlaps between rtx
7469 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7470 (IS_DECL_CODE): ... here. Remove.
7471 (check_value_is_not_decl): Remove.
7472 (dv_from_decl, dv_from_value): Check after conversion.
7474 2009-09-04 Richard Guenther <rguenther@suse.de>
7477 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7478 after emitting tunks. Move emitting thunks and ctors from ...
7479 (cgraph_optimize): ... here. Remove redundant
7480 cgraph_analyze_functions.
7481 * varasm.c (find_decl_and_mark_needed): Remove no longer
7483 (finish_aliases_1): Adjust check for thunk aliases.
7485 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7487 * config/arm/arm.md (ctzsi2): Added braces
7488 to avoid warning that broke booststrap.
7490 2009-09-04 Martin Jambor <mjambor@suse.cz>
7492 PR tree-optimization/41112
7493 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7494 handle variable-bounded arrays.
7495 (expr_with_var_bounded_array_refs_p): New function.
7496 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7498 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7500 * config/s390/2097.md: Removed two incorrect bypasses.
7501 (z10_fsimpdf): Fixed latency.
7502 (z10_fhex): New insn_reservation.
7503 (z10_floaddf): Fixed latency.
7504 (z10_floadsf): Fixed latency.
7505 (z10_ftrunctf): Fixed latency.
7506 (z10_ftruncdf): Fixed latency.
7507 * config/s390/s390.c (z10_cost): Fixed values.
7508 (s390_adjust_priority): Added z10 path.
7509 * config/s390/s390.md (type): Added fhex.
7510 (*mov<mode>_64dfp): Updated type attribute.
7511 (*mov<mode>_64): Updated type attribute.
7512 (*mov<mode>_31): Updated type attribute.
7513 (*mov<mode>"): Likewise.
7514 * config/s390/2084.md (x_fsimpdf): Updated condition.
7516 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7518 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7519 RTXs in the predicate for operand 1.
7521 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7523 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7524 (rbitsi2): New insn.
7525 (ctzsi2): New expand.
7526 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7528 2009-09-03 Martin Jambor <mjambor@suse.cz>
7530 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7531 (create_artificial_child_access): Use build_ref_for_offset instead
7532 of duplicate_expr_for_different_base.
7533 (propagate_subacesses_accross_link): Likewise.
7535 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7537 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7539 (mips16e_collect_argument_saves): Skip debug instructions.
7540 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7541 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7542 (r10k_insert_cache_barriers): Likewise.
7543 (mips_reorg_process_insns): Likewise.
7545 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7548 * ira.c (update_equiv_reg): Remove check on class likely spill.
7550 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7553 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7554 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7558 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7559 the stack slot if it is passed by invisible reference.
7560 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7561 by invisible reference.
7563 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7565 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7566 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7567 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7569 * config/bfin/sync.md: New file.
7570 * config/bfin/bfin.md: Include it.
7571 (UNSPEC_ATOMIC): New.
7572 (UNSPEC_ONES): Provide a unique number.
7574 From Jie Zhang <jie.zhang@analog.com>:
7575 * config/bfin/bfin.c (ret_regs): New.
7576 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7577 (must_save_rets_p): New.
7578 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7579 current_function_is_leaf.
7580 (do_link): Likewise.
7581 (do_unlink): Likewise.
7582 (expand_interrupt_handler_prologue): Use ret_regs array.
7583 (expand_interrupt_handler_epilogue): Use ret_regs array and
7584 pass return register to gen_return_internal.
7585 (bfin_expand_epilogue): Pass return register to
7586 gen_return_internal.
7587 (bfin_expand_call): Explicitly clobber RETS.
7588 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7589 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7590 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7591 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7593 (return_internal): Take a reg rtx rather than the register number.
7595 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7597 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7598 when comparing against estimated_loop_iterations_int return.
7600 2009-09-03 Richard Guenther <rguenther@suse.de>
7602 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7603 eh_personality_libfunc.
7605 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7607 * tree-parloops.c (separate_decls_in_region): Add space.
7609 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7611 * tree-parloops.c (separate_decls_in_region): Change the condition
7612 checking if there are reductions in the loop.
7614 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7616 PR tree-optimization/38275
7617 * tree-parloops.c (parallelize_loops): Replace profitability condition
7618 for expected number of iterations.
7620 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7622 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7623 (bootstrap-debug): Explain conditions in which it becomes default.
7624 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7627 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7629 * doc/invoke.texi (Optimize Options): Move
7630 -finline-small-functions to the -O2 list.
7632 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7634 * toplev.c (process_options): Enable var-tracking-assignments
7635 by default if var-tracking is enabled.
7637 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7639 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7641 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7642 * rtl.h (prev_nonnote_insn_bb): Declare it.
7644 2009-09-03 Diego Novillo <dnovillo@google.com>
7646 * cgraph.c (cgraph_node_for_decl): New.
7647 * cgraph.h (cgraph_node_for_decl): Declare.
7648 * tree.c (host_integerp): Return 0 if T is NULL.
7650 2009-09-03 Diego Novillo <dnovillo@google.com>
7652 * tree.h (struct alias_pair): Move from varasm.c.
7653 (alias_pairs): Likewise.
7654 (TYPE_MAXVAL): Define.
7655 (TYPE_MINVAL): Define.
7656 (iterative_hash_host_wide_int): Declare.
7657 (remove_unreachable_alias_pairs): Declare.
7658 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7659 * diagnostic.c (default_diagnostic_starter): Make extern.
7660 (default_diagnostic_finalizer): Make extern.
7661 * diagnostic.h (default_diagnostic_starter): Declare.
7662 (default_diagnostic_finalizer): Declare.
7663 (default_tree_printer): Declare.
7664 * toplev.c (default_tree_printer): Make extern.
7666 2009-09-03 Richard Guenther <rguenther@suse.de>
7667 Diego Novillo <dnovillo@google.com>
7669 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7670 * cgraphunit.c (cgraph_expand_function): Do not emit
7671 associated thunks from here.
7672 (cgraph_emit_thunks): New.
7673 (cgraph_optimize): Call it.
7674 Return if any IPA pass finds an error.
7675 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7678 2009-09-03 Simon Baldwin <simonb@google.com>
7679 Rafael Espindola <espindola@google.com>
7680 Richard Guenther <rguenther@suse.de>
7681 Doug Kwan <dougkwan@google.com>
7682 Diego Novillo <dnovillo@google.com>
7684 * tree.c: Include tree-pass.h, langhooks-def.h,
7685 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7686 (free_lang_data_in_type): New.
7687 (need_assembler_name_p): New.
7688 (free_lang_data_in_block): New.
7689 (free_lang_data_in_decl): New.
7690 (struct free_lang_data_d): New.
7691 (add_tree_to_fld_list): New.
7692 (find_decls_types_r): New.
7693 (get_eh_types_for_runtime): New.
7694 (find_decls_types_in_eh_region): New.
7695 (find_decls_types_in_node): New.
7696 (find_decls_types_in_var): New.
7697 (free_lang_data_in_cgraph): New.
7698 (free_lang_data): New.
7699 (gate_free_lang_data): New.
7700 (pass_ipa_free_lang_data): New.
7702 2009-09-03 Diego Novillo <dnovillo@google.com>
7704 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7705 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7706 (lang_hooks): Remove const qualifier.
7707 * ipa.c (cgraph_remove_unreachable_nodes): Call
7708 remove_unreachable_alias_pairs.
7709 * except.c (add_type_for_runtime): Check if TYPE has
7710 already been converted.
7711 (lookup_type_for_runtime): Likewise.
7712 (check_handled): Handle converted types.
7713 * varasm.c (remove_unreachable_alias_pairs): New.
7714 * gimple.c: Include demangle.h.
7715 (gimple_decl_printable_name): New.
7716 (gimple_fold_obj_type_ref): New.
7717 * gimple.h (gimple_decl_printable_name): Declare.
7718 (gimple_fold_obj_type_ref): Declare.
7719 * passes.c (init_optimization_passes): Add pass
7720 pass_ipa_free_lang_data.
7721 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7722 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7724 2009-09-03 Diego Novillo <dnovillo@google.com>
7726 * c-lang.c (lang_hooks): Remove const qualifier.
7728 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7730 * doc/install.texi (*-*-freebsd*): Update target information.
7732 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7734 * hard-reg-set.h (call_fixed_regs): Remove.
7735 * reginfo.c (call_fixed_regs): Remove.
7736 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7737 (globalize_reg): Don't use call_fixed_regs.
7738 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7741 2009-09-01 Michael Matz <matz@suse.de>
7743 * expr.h (emit_storent_insn, expand_expr_real_1,
7744 expand_expr_real_2): Declare.
7745 * expr.c (emit_storent_insn, expand_expr_real_1,
7746 expand_expr_real_2): Export.
7747 (store_expr): Setting and evaluating dont_return_target is useless.
7748 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7749 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7750 * except.c (expand_resx_expr): Rename to ...
7751 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7752 * except.h (expand_resx_stmt): Declare.
7753 * stmt.c: Add include gimple.h
7754 (expand_asm_expr): Rename to ...
7755 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7756 (expand_case): Rewrite to take gimple statement.
7757 * tree.h (expand_asm_stmt): Declare.
7758 (expand_case): Change prototype.
7759 * Makefile.in (stmt.o): Depend on gimple.h.
7760 * builtins.c (expand_builtin_synchronize): Build gimple asm
7761 statement, not an ASM_EXPR.
7762 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7763 gimple_to_tree, release_stmt_tree): Remove.
7764 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7765 ggc_free, but hold comparison code and operands separately.
7766 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7767 (expand_call_stmt, expand_gimple_stmt_1,
7768 expand_gimple_stmt): New helpers.
7769 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7770 release_stmt_tree. Call expand_gimple_stmt instead.
7771 (expand_gimple_basic_block): Ditto.
7773 * calls.c (emit_call_1): Don't look at EH regions here, make
7774 fntree parameter useless.
7775 (expand_call): New local rettype for TREE_TYPE(exp), use it
7776 throughout. Remove local p, use addr instead.
7777 Don't look at EH regions here.
7779 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7781 * doc/invoke.texi (-fsched-pressure): Document it.
7782 (-fsched-reg-pressure-heuristic): Remove it.
7784 * reload.c (ira.h): Include.
7785 (find_reloads): Add choosing reload on number of small spilled
7788 * haifa-sched.c (ira.h): Include.
7789 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7790 saved_reg_pressure, curr_reg_live, saved_reg_live,
7791 region_ref_regs): New variables.
7792 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7793 initiate_reg_pressure_info, setup_ref_regs,
7794 initiate_bb_reg_pressure_info, save_reg_pressure,
7795 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7797 (setup_insn_reg_pressure_info): New function.
7798 (rank_for_schedule): Add pressure checking and insn issue time.
7799 Remove comparison of insn reg weights.
7800 (ready_sort): Set insn reg pressure info.
7801 (update_register_pressure, setup_insn_max_reg_pressure,
7802 update_reg_and_insn_max_reg_pressure,
7803 sched_setup_bb_reg_pressure_info): New functions.
7804 (schedule_insn): Add code for printing and updating reg pressure info.
7805 (find_set_reg_weight, find_insn_reg_weight): Remove.
7806 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7807 (debug_ready_list): Print reg pressure info.
7808 (schedule_block): Ditto. Check insn issue time.
7809 (sched_init): Set up sched_pressure_p. Allocate and set up some
7810 reg pressure related info.
7811 (sched_finish): Free some reg pressure related info.
7812 (fix_tick_ready): Make insn always ready if pressure_p.
7813 (init_h_i_d): Don't call find_insn_reg_weight.
7814 (haifa_finish_h_i_d): Free insn reg pressure info.
7816 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7817 ira_memory_move_cost, ira_class_hard_regs,
7818 ira_class_hard_regs_num, ira_no_alloc_regs,
7819 ira_available_class_regs, ira_reg_class_cover_size,
7820 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7822 * ira-lives.c (single_reg_class): Check mode to find how many
7823 registers are necessary for operand.
7824 (ira_implicitly_set_insn_hard_regs): New.
7826 * common.opt (fsched-pressure): New options.
7827 (fsched-reg-pressure-heuristic): Remove.
7829 * ira.c (setup_eliminable_regset): Rename to
7830 ira_setup_eliminable_regset. Make it external.
7831 (expand_reg_info): Pass cover class to setup_reg_classes.
7832 (ira): Call resize_reg_info instead of allocate_reg_info.
7834 * sched-deps.c: Include ira.h.
7835 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7836 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7837 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7838 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7839 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7840 mark_insn_reg_store, mark_insn_reg_clobber,
7841 setup_insn_reg_pressure_info): New.
7842 (sched_analyze_1): Update implicit_reg_pending_uses.
7843 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7844 Use them to create dependencies. Set insn reg uses and pressure
7845 info. Process reg_pending_uses in one place.
7846 (free_deps): Free implicit sets.
7847 (remove_from_deps): Remove implicit sets if necessary. Check
7848 implicit sets when clearing reg_last_in_use.
7849 (init_deps_global): Clear implicit_reg_pending_clobbers and
7850 implicit_reg_pending_uses.
7852 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7853 ira_memory_move_cost, ira_class_hard_regs,
7854 ira_class_hard_regs_num, ira_no_alloc_regs,
7855 ira_available_class_regs, ira_reg_class_cover_size,
7856 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7857 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7858 ira_implicitly_set_insn_hard_regs): New prototypes.
7860 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7861 cost_elements_num): New variables.
7862 (allocno_costs, total_costs): Rename to costs and
7863 total_allocno_costs.
7864 (COSTS_OF_ALLOCNO): Rename to COSTS.
7865 (allocno_pref): Rename to pref.
7866 (allocno_pref_buffer): Rename to pref_buffer.
7867 (common_classes): Rename to regno_cover_class.
7869 (record_reg_classes): Set allocno attributes only if allocno_p.
7870 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7871 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7872 and COSTS_OF_ALLOCNO.
7873 (print_costs): Rename to print_allocno_costs.
7874 (print_pseudo_costs): New.
7875 (process_bb_node_for_costs): Split into 2 functions with new
7876 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7877 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7878 new parameter dump_file. Use cost_elements_num instead of
7879 ira_allocnos_num. Make one iteration if preferred classes were
7880 already calculated for scheduler. Make 2 versions of code
7881 depending on allocno_p.
7882 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7883 regno_cover_class and COSTS instead of common_classes and
7885 (init_costs, finish_costs): New.
7886 (ira_costs): Set up allocno_p and cost_elements_num. Call
7887 init_costs and finish_costs.
7888 (ira_set_pseudo_classes): New.
7890 * rtl.h (allocate_reg_info): Remove.
7891 (resize_reg_info): Change return type.
7892 (reg_cover_class): New.
7893 (setup_reg_classes): Add new parameter.
7895 * sched-int.h (struct deps_reg): New member implicit_sets.
7896 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7897 (INCREASE_BITS): New macro.
7898 (struct reg_pressure_data, struct reg_use_data): New.
7899 (struct _haifa_insn_data): Remove reg_weight. Add members
7900 reg_pressure, reg_use_list, reg_set_list, and
7901 reg_pressure_excess_cost_change.
7902 (struct deps): New member implicit_sets.
7903 (pressure_p): New variable.
7904 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7905 (struct reg_pressure_data, struct reg_use_data): New.
7906 (INSN_REG_WEIGHT): Remove.
7907 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7908 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7909 (sched_init_region_reg_pressure_info,
7910 sched_setup_bb_reg_pressure_info): New prototypes.
7912 * reginfo.c (struct reg_pref): New member coverclass.
7913 (reg_cover_class): New function.
7914 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7915 (reg_info_size): New variable.
7916 (allocate_reg_info): Make static. Setup reg_info_size.
7917 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7918 (setup_reg_classes): Add a new parameter. Setup cover class too.
7920 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7923 * sched-rgn.c (deps_join): Set up implicit_sets.
7924 (schedule_region): Set up region and basic blocks pressure
7927 * passes.c (init_optimization_passes): Move
7928 pass_subregs_of_mode_init before pass_sched.
7930 2009-09-02 Martin Jambor <mjambor@suse.cz>
7932 * tree-sra.c (struct access): New field grp_hint.
7933 (dump_access): Dump grp_hint.
7934 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7936 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7937 those which have been specifically read and somehow written to.
7938 (propagate_subacesses_accross_link): Set grp_hint of right child and
7939 also possibly of the left child.
7941 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7943 * tree-object-size.c (addr_object_size): Always use object_size_type
7944 0 or 2 when determining the pointer pointed object size.
7946 2009-09-02 Richard Guenther <rguenther@suse.de>
7949 2009-08-31 Richard Guenther <rguenther@suse.de>
7951 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7952 to query if the memory regions for memmove overlap.
7953 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7954 asserts on pointers, instead deal with odd trees.
7955 (ptr_derefs_may_alias_p): Likewise.
7956 (refs_may_alias_p_1): Constructor bases also never alias.
7958 2009-08-01 Christian Bruel <christian.bruel@st.com>
7961 2009-07-31 Christian Bruel <christian.bruel@st.com>
7962 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7964 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7966 * doc/invoke.texi (-fvar-tracking-assignments): New.
7967 (-fvar-tracking-assignments-toggle): New.
7968 (-fdump-final-insns=file): Mark filename as optional.
7969 (--param min-nondebug-insn-uid): New.
7970 (-gdwarf-@{version}): Mention version 4.
7971 * opts.c (common_handle_option): Accept it.
7972 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7973 * regrename.c (regrename_optimize): Drop last. Don't count debug
7974 insns as uses. Don't reject change because of debug insn.
7975 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7976 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7977 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7978 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7979 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7980 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7981 * doc/gimple.texi (is_gimple_debug): New.
7982 (gimple_debug_bind_p): New.
7983 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7984 * doc/install.texi (bootstrap-debug): More details.
7985 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7986 (bootstrap-debug-lib): More details.
7987 (bootstrap-debug-ckovw): Update.
7988 (bootstrap-time): New.
7989 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7990 (insert_phi_nodes_for): Insert debug stmts.
7991 (rewrite_stmt): Take iterator. Insert debug stmts.
7992 (rewrite_enter_block): Adjust.
7993 (maybe_replace_use_in_debug_stmt): New.
7994 (rewrite_update_stmt): Use it.
7995 (mark_use_interesting): Return early for debug stmts.
7996 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7997 stmts before replacing stmt.
7998 (move_computations_stmt): Likewise.
7999 * ira-conflicts.c (add_copies): Skip debug insns.
8000 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8001 (regstat_bb_compute_ri): Skip debug insns.
8002 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8003 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8004 check_loop_closed_ssa_stmt): Skip debug stmts.
8005 * tree-tailcall.c (find_tail_calls): Likewise.
8006 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8007 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8008 (build_var_debug_value_stat): Declare.
8009 (build_var_debug_value): Define.
8010 (target_for_debug_bind): Declare.
8011 * reload.c (find_equiv_reg): Skip debug insns.
8012 * rtlanal.c (reg_used_between_p): Skip debug insns.
8013 (side_effects_p): Likewise.
8014 (canonicalize_condition): Likewise.
8015 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8016 insns never depend on debug insns.
8017 (create_ddg_dep_no_link): Likewise.
8018 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8019 Don't add inter-loop dependencies for debug insns.
8020 (build_intra_loop_deps): Likewise.
8021 (create_ddg): Count debug insns.
8022 * ddg.h (struct ddg::num_debug): New.
8023 (num_backargs): Pair up with previous int field.
8024 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8025 -fcompare-debug-second.
8026 * final.c (get_attr_length_1): Skip debug insns.
8027 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8028 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8029 (driver_self_specs): Map -fdump-final-insns to
8030 -fdump-final-insns=..
8031 (get_local_tick): New.
8032 (compare_debug_dump_opt_spec_function): Test for . argument and
8033 compute output name. Compute temp output spec without flag name.
8034 Compute -frandom-seed.
8035 (OPT): Undef after use.
8036 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8037 (average_num_loop_insns): Likewise.
8038 * params.h (MIN_NONDEBUG_INSN_UID): New.
8039 * gimple.def (GIMPLE_DEBUG): New.
8040 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8041 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8042 (merge_in_block): Fix whitespace.
8043 * toplev.c (flag_var_tracking): Update comment.
8044 (flag_var_tracking_assignments): New.
8045 (flag_var_tracking_assignments_toggle): New.
8046 (process_options): Don't open final insns dump file if we're not
8047 going to write to it. Compute defaults for var_tracking.
8048 * df-scan.c (df_insn_rescan_debug_internal): New.
8049 (df_uses_record): Handle debug insns.
8050 * haifa-sched.c (ready): Initialize n_debug.
8051 (contributes_to_priority): Skip debug insns.
8052 (dep_list_size): New.
8054 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8055 they're ready. Disregard previous debug insns to make decisions.
8056 (queue_insn): Never queue debug insns.
8057 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8058 (schedule_insn): Don't reject debug insns because of issue rate.
8059 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8060 (queue_to_ready): Skip and discount debug insns.
8061 (choose_ready): Let debug insns through.
8062 (schedule_block): Check boundary debug insns. Discount debug
8063 insns, schedule them early. Adjust whitespace.
8064 (set_priorities): Check for boundary debug insns.
8065 (add_jump_dependencies): Use dep_list_size.
8066 (prev_non_location_insn): New.
8067 (check_cfg): Use it.
8068 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8070 (remove_unused_ivs): Reset debug stmts.
8071 * modulo-sched.c (const_iteration_count): Skip debug insns.
8072 (res_MII): Discount debug insns.
8073 (loop_single_full_bb_p): Skip debug insns.
8074 (sms_schedule): Likewise.
8075 (sms_schedule_by_order): Likewise.
8076 (ps_has_conflicts): Likewise.
8077 * caller-save.c (refmarker_fn): New.
8078 (save_call_clobbered_regs): Replace regs with saved mem in
8080 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8081 Call refmarker_fn mark for hardregnos.
8082 (mark_reg_as_referenced): New.
8083 (replace_reg_with_saved_mem): New.
8084 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8085 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8087 (cse_extended_basic_block): Skip debug insns.
8088 (count_reg_usage): Likewise.
8089 (is_dead_reg): New, split out of...
8090 (set_live_p): ... here.
8091 (insn_live_p): Use it for debug insns.
8092 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8093 (execute_optimize_stdarg): Likewise.
8094 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8095 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8096 changes in debug stmts as changes.
8097 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8098 (moveup_expr): Don't move across debug insns. Don't move
8099 debug insn if it would create a bookkeeping block.
8100 (moveup_expr_cached): Don't use cache for debug insns that
8101 are heads of blocks.
8102 (compute_av_set_inside_bb): Skip debug insns.
8103 (sel_rank_for_schedule): Schedule debug insns first. Remove
8105 (block_valid_for_bookkeeping_p); Support lax searches.
8106 (create_block_for_bookkeeping): Adjust block numbers when
8107 encountering debug-only blocks.
8108 (find_place_for_bookkeeping): Deal with debug-only blocks.
8109 (generate_bookkeeping_insn): Accept no place to insert.
8110 (remove_temp_moveop_nops): New argument full_tidying.
8111 (prepare_place_to_insert): Deal with debug insns.
8112 (advance_state_on_fence): Debug insns don't start cycles.
8113 (update_boundaries): Take fence as argument. Deal with
8115 (schedule_expr_on_boundary): No full_tidying on debug insns.
8116 (fill_insns): Deal with debug insns.
8117 (track_scheduled_insns_and_blocks): Don't count debug insns.
8118 (need_nop_to_preserve_insn_bb): New, split out of...
8119 (remove_insn_from_stream): ... this.
8120 (fur_orig_expr_not_found): Skip debug insns.
8121 * rtl.def (VALUE): Move up.
8123 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8124 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8125 Set it if debug stmts are found.
8126 (statement_sink_location): Skip debug stmts. Propagate
8127 moving defs into debug stmts.
8128 * ifcvt.c (first_active_insn): Skip debug insns.
8129 (last_active_insns): Likewise.
8130 (cond_exec_process_insns): Likewise.
8131 (noce_process_if_block): Likewise.
8132 (check_cond_move_block): Likewise.
8133 (cond_move_convert_if_block): Likewise.
8134 (block_jumps_and_fallthru_p): Likewise.
8135 (dead_or_predicable): Likewise.
8136 * dwarf2out.c (debug_str_hash_forced): New.
8137 (find_AT_string): Add comment.
8138 (gen_label_for_indirect_string): New.
8139 (get_debug_string_label): New.
8140 (AT_string_form): Use it.
8141 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8142 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8143 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8144 several operations that cannot be represented with DWARF opcodes.
8145 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8146 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8147 (dwarf2out_var_location): Take during-call mark into account.
8148 (output_indirect_string): Update comment. Output if there are
8149 label and references.
8150 (prune_indirect_string): New.
8151 (prune_unused_types): Call it if debug_str_hash_forced.
8152 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8153 (dw_long_long_const): Remove.
8154 (struct dw_val_struct): Change val_long_long type to rtx.
8155 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8156 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8157 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8158 component instead of HOST_BITS_PER_LONG.
8159 (output_loc_operands): Likewise. For const8* assert
8160 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8161 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8162 rather than HOST_BITS_PER_LONG is >= 64.
8163 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8165 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8166 HOST_BITS_PER_LONG for dw_val_class_long_long.
8167 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8168 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8169 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8171 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8172 Handle DW_OP_implicit_value.
8173 (extract_int): Move prototype earlier.
8174 (mem_loc_descriptor): For SUBREG punt if inner
8175 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8176 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8177 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8178 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8179 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8180 instead of Pmode size.
8181 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8182 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8183 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8184 (concat_loc_descriptor, concatn_loc_descriptor,
8185 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8186 (add_location_or_const_value_attribute): Likewise. For single
8187 location loc_lists attempt to use add_const_value_attribute
8188 for constant decls. Add DW_AT_const_value even if
8189 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8191 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8192 (control_flow_insn_p): Likewise.
8193 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8194 (separate_decls_in_region_debug_bind): New.
8195 (separate_decls_in_region): Process debug bind stmts afterwards.
8196 * recog.c (verify_changes): Handle debug insns.
8197 (extract_insn): Likewise.
8198 (peephole2_optimize): Skip debug insns.
8199 * dse.c (scan_insn): Skip debug insns.
8200 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8202 (setup_id_for_insn): Handle debug insns.
8203 (maybe_tidy_empty_bb): Adjust whitespace.
8204 (tidy_control_flow): Skip debug insns.
8205 (sel_remove_insn): Adjust for debug insns.
8206 (sel_estimate_number_of_insns): Skip debug insns.
8207 (create_insn_rtx_from_pattern): Handle debug insns.
8208 (create_copy_of_insn_rtx): Likewise.
8209 * sel-sched-.h (sel_bb_end): Declare.
8210 (sel_bb_empty_or_nop_p): New.
8211 (get_all_loop_exits): Use it.
8212 (_eligible_successor_edge_p): Likewise.
8213 (return_nop_to_pool): Adjust.
8214 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8215 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8216 * gimple-pretty-print.c (dump_gimple_debug): New.
8217 (dump_gimple_stmt): Use it.
8218 (dump_bb_header): Skip gimple debug stmts.
8219 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8220 (fixup_match_2): Likewise.
8221 (regmove_backward_pass): Likewise. Simplify combined
8222 replacement. Handle debug insns.
8223 * function.c (instantiate_virtual_regs): Handle debug insns.
8224 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8225 * print-rtl.h: Include cselib.h.
8226 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8227 * df.h (df_inns_rescan_debug_internal): Declare.
8228 * gcse.c (alloc_hash_table): Estimate n_insns.
8229 (cprop_insn): Don't regard debug insns as changes.
8230 (bypass_conditional_jumps): Skip debug insns.
8231 (one_pre_gcse_pass): Adjust.
8232 (one_code_hoisting_pass): Likewise.
8233 (compute_ld_motion_mems): Skip debug insns.
8234 (one_cprop_pass): Adjust.
8235 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8236 (if_convertible_stmt_p): Handle debug stmts.
8237 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8238 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8239 * ira-build.c (create_bb_allocnos): Skip debug insns.
8240 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8241 (has_single_use): Likewise.
8242 (single_imm_use): Likewise.
8243 (num_imm_uses): Likewise.
8244 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8245 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8246 (create_outofssa_var_map): Likewise.
8247 * lower-subreg.c (adjust_decomposed_uses): New.
8248 (resolve_debug): New.
8249 (decompose_multiword_subregs): Use it.
8250 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8251 * emit-rtl.c: Include params.h.
8252 (cur_debug_insn_uid): Define.
8253 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8254 (copy_rtx_if_shared_1): Handle debug insns.
8255 (reset_used_flags): Likewise.
8256 (set_used_flags): LIkewise.
8257 (get_max_insn_count): New.
8258 (next_nondebug_insn): New.
8259 (prev_nondebug_insn): New.
8260 (make_debug_insn_raw): New.
8261 (emit_insn_before_noloc): Handle debug insns.
8262 (emit_jump_insn_before_noloc): Likewise.
8263 (emit_call_insn_before_noloc): Likewise.
8264 (emit_debug_insn_before_noloc): New.
8265 (emit_insn_after_noloc): Handle debug insns.
8266 (emit_jump_insn_after_noloc): Likewise.
8267 (emit_call_insn_after_noloc): Likewise.
8268 (emit_debug_insn_after_noloc): Likewise.
8269 (emit_insn_after): Take loc from earlier non-debug insn.
8270 (emit_jump_insn_after): Likewise.
8271 (emit_call_insn_after): Likewise.
8272 (emit_debug_insn_after_setloc): New.
8273 (emit_debug_insn_after): New.
8274 (emit_insn_before): Take loc from later non-debug insn.
8275 (emit_jump_insn_before): Likewise.
8276 (emit_call_insn_before): Likewise.
8277 (emit_debug_insn_before_setloc): New.
8278 (emit_debug_insn_before): New.
8279 (emit_insn): Handle debug insns.
8280 (emit_debug_insn): New.
8281 (emit_jump_insn): Handle debug insns.
8282 (emit_call_insn): Likewise.
8284 (init_emit): Take min-nondebug-insn-uid into account.
8285 Initialize cur_debug_insn_uid.
8286 (emit_copy_of_insn_after): Handle debug insns.
8287 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8288 location of single rhs in place.
8289 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8290 (floor_sdiv_adjust): New.
8291 (cell_sdiv_adjust): New.
8292 (cell_udiv_adjust): New.
8293 (round_sdiv_adjust): New.
8294 (round_udiv_adjust): New.
8295 (wrap_constant): Moved from cselib.
8296 (unwrap_constant): New.
8297 (expand_debug_expr): New.
8298 (expand_debug_locations): New.
8299 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8301 (gimple_expand_cfg): Expand debug locations.
8302 * cselib.c: Include tree-pass.h.
8303 (struct expand_value_data): New.
8304 (cselib_record_sets_hook): New.
8305 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8306 (cselib_clear_table): Move, and implemnet in terms of...
8307 (cselib_reset_table_with_next_value): ... this.
8308 (cselib_get_next_unknown_value): New.
8309 (discard_useless_locs): Don't discard preserved values.
8310 (cselib_preserve_value): New.
8311 (cselib_preserved_value_p): New.
8312 (cselib_preserve_definitely): New.
8313 (cselib_clear_preserve): New.
8314 (cselib_preserve_only_values): New.
8315 (new_cselib_val): Take rtx argument. Dump it in details.
8316 (cselib_lookup_mem): Adjust.
8317 (expand_loc): Take regs_active in struct. Adjust. Silence
8318 dumps unless details are requested.
8319 (cselib_expand_value_rtx_cb): New.
8320 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8321 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8322 without details. Copy more subregs. Try to resolve values
8323 using a callback. Wrap constants.
8324 (cselib_subst_to_values): Adjust.
8325 (cselib_log_lookup): New.
8326 (cselib_lookup): Call it.
8327 (cselib_invalidate_regno): Don't count preserved values as useless.
8328 (cselib_invalidate_mem): Likewise.
8329 (cselib_record_set): Likewise.
8330 (struct set): Renamed to cselib_set, moved to cselib.h.
8331 (cselib_record_sets): Adjust. Call hook.
8332 (cselib_process_insn): Reset table when it would be cleared.
8333 (dump_cselib_val): New.
8334 (dump_cselib_table): New.
8335 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8336 (remove_forwarder_block): Support moving debug stmts.
8337 * cselib.h (cselib_record_sets_hook): Declare.
8338 (cselib_expand_callback): New type.
8339 (cselib_expand_value_rtx_cb): Declare.
8340 (cselib_reset_table_with_next_value): Declare.
8341 (cselib_get_next_unknown_value): Declare.
8342 (cselib_preserve_value): Declare.
8343 (cselib_preserved_value_p): Declare.
8344 (cselib_preserve_only_values): Declare.
8345 (dump_cselib_table): Declare.
8346 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8347 (try_crossjump_to_edge): Likewise.
8348 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8349 dominated blocks when debug stmts are present.
8350 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8351 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8352 (set_var_live_on_entry): Likewise.
8353 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8354 * cfglayout.c (curr_location, last_location): Make static.
8355 (set_curr_insn_source_location): Don't avoid bouncing.
8356 (get_curr_insn_source_location): New.
8357 (get_curr_insn_block): New.
8358 (duplicate_insn_chain): Handle debug insns.
8359 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8361 * common.opt (fcompare-debug): Move to sort order.
8362 (fdump-unnumbered-links): Likewise.
8363 (fvar-tracking-assignments): New.
8364 (fvar-tracking-assignments-toggle): New.
8365 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8366 because of debug stmts.
8367 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8368 (eliminate_unnecessary_stmts): Walk dominated blocks before
8370 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8371 * ira.c (memref_used_between_p): Skip debug insns.
8372 (update_equiv_regs): Likewise.
8373 * sched-deps.c (sd_lists_size): Accept empty list.
8374 (sd_init_insn): Mark debug insns.
8375 (sd_finish_insn): Unmark them.
8376 (sd_add_dep): Reject non-debug deps on debug insns.
8377 (fixup_sched_groups): Give debug insns group treatment.
8379 (sched_analyze_reg): Don't mark debug insns for sched before call.
8380 (sched_analyze_2): Handle debug insns.
8381 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8383 (deps_analyze_insn): Handle debug insns.
8384 (deps_start_bb): Skip debug insns.
8385 (init_deps): Initialize last_debug_insn.
8386 * tree-ssa.c (target_for_debug_bind): New.
8387 (find_released_ssa_name): New.
8388 (propagate_var_def_into_debug_stmts): New.
8389 (propagate_defs_into_debug_stmts): New.
8390 (verify_ssa): Skip debug bind stmts without values.
8391 (warn_uninialized_vars): Skip debug stmts.
8392 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8393 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8394 (rtx_equal_p): Likewise.
8395 * ira-costs.c (scan_one_insn): Skip debug insns.
8396 (process_bb_node_for_hard_reg_moves): Likewise.
8397 * rtl.h (DEBUG_INSN_P): New.
8398 (NONDEBUG_INSN_P): New.
8399 (MAY_HAVE_DEBUG_INSNS): New.
8400 (INSN_P): Accept debug insns.
8401 (RTX_FRAME_RELATED_P): Likewise.
8402 (INSN_DELETED_P): Likewise
8403 (PAT_VAR_LOCATION_DECL): New.
8404 (PAT_VAR_LOCATION_LOC): New.
8405 (PAT_VAR_OCATION_STATUS): New.
8406 (NOTE_VAR_LOCATION_DECL): Reimplement.
8407 (NOTE_VAR_LOCATION_LOC): Likewise.
8408 (NOTE_VAR_LOCATION_STATUS): Likewise.
8409 (INSN_VAR_LOCATION): New.
8410 (INSN_VAR_LOCATION_DECL): New.
8411 (INSN_VAR_LOCATION_LOC): New.
8412 (INSN_VAR_LOCATION_STATUS): New.
8413 (gen_rtx_UNKNOWN_VAR_LOC): New.
8414 (VAR_LOC_UNKNOWN_P): New.
8415 (NOTE_DURING_CALL_P): New.
8416 (SCHED_GROUP_P): Accept debug insns.
8417 (emit_debug_insn_before): Declare.
8418 (emit_debug_insn_before_noloc): Declare.
8419 (emit_debug_insn_beore_setloc): Declare.
8420 (emit_debug_insn_after): Declare.
8421 (emit_debug_insn_after_noloc): Declare.
8422 (emit_debug_insn_after_setloc): Declare.
8423 (emit_debug_insn): Declare.
8424 (make_debug_insn_raw): Declare.
8425 (prev_nondebug_insn): Declare.
8426 (next_nondebug_insn): Declare.
8427 (delegitimize_mem_from_attrs): Declare.
8428 (get_max_insn_count): Declare.
8429 (wrap_constant): Declare.
8430 (unwrap_constant): Declare.
8431 (get_curr_insn_source_location): Declare.
8432 (get_curr_insn_block): Declare.
8433 * tree-inline.c (insert_debug_decl_map): New.
8434 (processing_debug_stmt): New.
8435 (remap_decl): Don't create new mappings in debug stmts.
8436 (remap_gimple_op_r): Don't add references in debug stmts.
8437 (copy_tree_body_r): Likewise.
8438 (remap_gimple_stmt): Handle debug bind stmts.
8439 (copy_bb): Skip debug stmts.
8440 (copy_edges_for_bb): Likewise.
8441 (copy_debug_stmt): New.
8442 (copy_debug_stmts): New.
8443 (copy_body): Copy debug stmts at the end.
8444 (insert_init_debug_bind): New.
8445 (insert_init_stmt): Take id. Skip and emit debug stmts.
8446 (setup_one_parameter): Remap variable earlier, register debug mapping.
8447 (estimate_num_insns): Skip debug stmts.
8448 (expand_call_inline): Preserve debug_map.
8449 (optimize_inline_calls): Check for no debug_stmts left-overs.
8450 (unsave_expr_now): Preserve debug_map.
8451 (copy_gimple_seq_and_replace_locals): Likewise.
8452 (tree_function_versioning): Check for no debug_stmts left-overs.
8453 Init and destroy debug_map as needed. Split edges unconditionally.
8454 (build_duplicate_type): Init and destroy debug_map as needed.
8455 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8456 (struct copy_body_data): Add debug_stmts and debug_map.
8457 * sched-int.h (struct ready_list): Add n_debug.
8458 (struct deps): Add last_debug_insn.
8459 (DEBUG_INSN_SCHED_P): New.
8460 (BOUNDARY_DEBUG_INSN_P): New.
8461 (SCHEDULE_DEBUG_INSN_P): New.
8462 (sd_iterator_cond): Accept empty list.
8463 * combine.c (create_log_links): Skip debug insns.
8464 (combine_instructions): Likewise.
8465 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8466 return value is always unshared.
8467 (struct rtx_subst_pair): New.
8468 (auto_adjust_pair): New.
8469 (propagate_for_debug_subst): New.
8470 (propagate_for_debug): New.
8471 (try_combine): Skip debug insns. Propagate removed defs into
8473 (next_nonnote_nondebug_insn): New.
8474 (distribute_notes): Use it. Skip debug insns.
8475 (distribute_links): Skip debug insns.
8476 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8477 * resource.c (mark_target_live_regs): Likewise.
8478 * var-tracking.c: Include cselib.h and target.h.
8479 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8481 (micro_operation_type_name): New.
8482 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8483 (struct micro_operation_def): Update comments.
8484 (decl_or_value): New type. Use instead of decls.
8485 (struct emit_note_data_def): Add vars.
8486 (struct attrs_def): Use decl_or_value.
8487 (struct variable_tracking_info_def): Add permp, flooded.
8488 (struct location_chain_def): Update comment.
8489 (struct variable_part_def): Use decl_or_value.
8490 (struct variable_def): Make var_part a variable length array.
8492 (scratch_regs): New.
8493 (cselib_hook_called): New.
8494 (dv_is_decl_p): New.
8495 (dv_is_value_p): New.
8498 (dv_as_opaque): New.
8499 (dv_onepart_p): New.
8501 (IS_DECL_CODE): New.
8502 (check_value_is_not_decl): New.
8503 (dv_from_decl): New.
8504 (dv_from_value): New.
8505 (dv_htab_hash): New.
8506 (variable_htab_hash): Use it.
8507 (variable_htab_eq): Support values.
8508 (variable_htab_free): Free from the right pool.
8509 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8510 (attrs_list_union): Adjust.
8511 (attrs_list_mpdv_union): New.
8512 (tie_break_pointers): New.
8513 (canon_value_cmp): New.
8514 (unshare_variable): Return possibly-modified slot.
8515 (vars_copy_1): Adjust.
8516 (var_reg_decl_set): Adjust. Split out of...
8517 (var_reg_set): ... this.
8518 (get_init_value): Adjust.
8519 (var_reg_delete_and_set): Adjust.
8520 (var_reg_delete): Adjust.
8521 (var_regno_delete): Adjust.
8522 (var_mem_decl_set): Split out of...
8523 (var_mem_set): ... this.
8524 (var_mem_delete_and_set): Adjust.
8525 (var_mem_delete): Adjust.
8529 (variable_union): Adjust. Speed up merge of 1-part vars.
8530 (variable_canonicalize): Use unshared slot.
8531 (VALUED_RECURSED_INTO): New.
8532 (find_loc_in_1pdv): New.
8533 (struct dfset_merge): New.
8534 (insert_into_intersection): New.
8535 (intersect_loc_chains): New.
8537 (canonicalize_loc_order_check): New.
8538 (canonicalize_values_mark): New.
8539 (canonicalize_values_star): New.
8540 (variable_merge_over_cur): New.
8541 (variable_merge_over_src): New.
8542 (dataflow_set_merge): New.
8543 (dataflow_set_equiv_regs): New.
8544 (remove_duplicate_values): New.
8545 (struct dfset_post_merge): New.
8546 (variable_post_merge_new_vals): New.
8547 (variable_post_merge_perm_vals): New.
8548 (dataflow_post_merge_adjust): New.
8549 (find_mem_expr_in_1pdv): New.
8550 (dataflow_set_preserve_mem_locs): New.
8551 (dataflow_set_remove_mem_locs): New.
8552 (dataflow_set_clear_at_call): New.
8553 (onepart_variable_different_p): New.
8554 (variable_different_p): Use it.
8555 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8556 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8558 (track_loc_p): Pass it true.
8559 (struct count_use_info): New.
8560 (find_use_val): New.
8561 (replace_expr_with_values): New.
8563 (use_type): New, partially split out of...
8564 (count_uses): ... this. Count new micro-ops.
8565 (count_uses_1): Adjust.
8566 (count_stores): Adjust.
8567 (count_with_sets): New.
8568 (VAL_NEEDS_RESOLUTION): New.
8569 (VAL_HOLDS_TRACK_EXPR): New.
8570 (VAL_EXPR_IS_COPIED): New.
8571 (VAL_EXPR_IS_CLOBBERED): New.
8572 (add_uses): Adjust. Generate new micro-ops.
8573 (add_uses_1): Adjust.
8574 (add_stores): Generate new micro-ops.
8575 (add_with_sets): New.
8576 (find_src_status): Adjust.
8577 (find_src_set_src): Adjust.
8578 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8579 Handle new micro-ops. Canonicalize value equivalances.
8580 (vt_find_locations): Compute total size of hash tables for
8581 dumping. Perform merge for var-tracking-assignments. Don't
8582 disregard single-block loops.
8583 (dump_attrs_list): Handle decl_or_value.
8584 (dump_variable): Take variable. Deal with decl_or_value.
8585 (dump_variable_slot): New.
8586 (dump_vars): Use it.
8587 (dump_dataflow_sets): Adjust.
8588 (set_slot_part): New, extended to support one-part variables
8589 after splitting out of...
8590 (set_variable_part): ... this.
8591 (clobber_slot_part): New, split out of...
8592 (clobber_variable_part): ... this.
8593 (delete_slot_part): New, split out of...
8594 (delete_variable_part): .... this.
8595 (check_wrap_constant): New.
8596 (vt_expand_loc_callback): New.
8597 (vt_expand_loc): New.
8598 (emit_note_insn_var_location): Adjust. Handle values. Handle
8599 EMIT_NOTE_AFTER_CALL_INSN.
8600 (emit_notes_for_differences_1): Adjust. Handle values.
8601 (emit_notes_for_differences_2): Likewise.
8602 (emit_notes_for_differences): Adjust.
8603 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8604 Adjust. Handle new micro-ops.
8605 (vt_add_function_parameters): Adjust. Create and bind values.
8606 (vt_initialize): Adjust. Initialize scratch_regs and
8607 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8608 operations. Move some code to count_with_sets and add_with_sets.
8609 (delete_debug_insns): New.
8610 (vt_debug_insns_local): New.
8611 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8613 (var_tracking_main): If var-tracking-assignments is enabled
8614 but var-tracking isn't, delete debug insns and leave. Likewise
8615 if we exceed limits or fail the stack adjustments tests, and
8616 after all var-tracking processing.
8617 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8618 (dataflow_set): Add traversed_vars.
8619 (value_chain, const_value_chain): New typedefs.
8620 (value_chain_pool, value_chains): New variables.
8621 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8622 add_value_chains, add_cselib_value_chains, remove_value_chain,
8623 remove_value_chains, remove_cselib_value_chains): New functions.
8624 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8625 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8627 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8628 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8629 (dst_can_be_shared): New variable.
8630 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8631 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8632 different from set->vars, look up slot again instead of using the
8634 (dataflow_set_init): Initialize traversed_vars.
8635 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8636 lookup if set->vars is shared. Don't keep slot cleared before
8637 calling unshare_variable. Unshare set->vars if needed. Adjust
8638 unshare_variable callers. Clear dst_can_be_shared if needed.
8639 Even ->refcount == 1 vars must be unshared if set->vars is shared
8640 and var needs to be modified.
8641 (dataflow_set_union): Set traversed_vars during canonicalization.
8642 (VALUE_CHANGED, DECL_CHANGED): Define.
8643 (set_dv_changed, dv_changed_p): New static inlines.
8644 (track_expr_p): Clear DECL_CHANGED.
8645 (dump_dataflow_sets): Set it.
8646 (variable_was_changed): Call set_dv_changed.
8647 (emit_note_insn_var_location): Likewise.
8648 (changed_variables_stack): New variable.
8649 (check_changed_vars_1, check_changed_vars_2): New functions.
8650 (emit_notes_for_changes): Do nothing if changed_variables is
8651 empty. Traverse changed_variables with check_changed_vars_1,
8652 call check_changed_vars_2 on each changed_variables_stack entry.
8653 (emit_notes_in_bb): Add SET argument. Just clear it at the
8654 beginning, use it instead of local &set, don't destroy it at the end.
8655 (vt_emit_notes): Call dataflow_set_clear early on all
8656 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8657 computed set, dataflow_set_clear also VTI(bb)->in when we are
8658 done with the basic block. Initialize changed_variables_stack,
8659 free it afterwards. If ENABLE_CHECKING verify that after noting
8660 differences to an empty set value_chains hash table is empty.
8661 (vt_initialize): Initialize value_chains and value_chain_pool.
8662 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8663 (variable_tracking_main): Call dump_dataflow_sets before calling
8664 vt_emit_notes, not after it.
8665 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8666 (propagate_var_def_into_debug_stmts): Declare.
8667 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8668 (df_set_note): Reject debug insns.
8669 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8670 add notes to debug insns.
8671 (df_note_bb_compute): Adjust. Likewise.
8672 (df_simulate_uses): Skip debug insns.
8673 (df_simulate_initialize_backwards): Likewise.
8674 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8675 (subst_stack_regs_pat): Reject debug insns.
8676 (convert_regs_1): Handle debug insns.
8677 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8678 (print-rtl.o): Depend on cselib.h.
8679 (cselib.o): Depend on TREE_PASS_H.
8680 (var-tracking.o): Depend on cselib.h and TARGET_H.
8681 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8682 (init_ready_list): Skip boundary debug insns.
8683 (add_branch_dependences): Skip debug insns.
8684 (free_block_dependencies): Check for blocks with only debug insns.
8685 (compute_priorities): Likewise.
8686 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8687 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8689 (gimple_build_debug_bind_stat): New.
8690 (empty_body_p): Skip debug stmts.
8691 (gimple_has_side_effects): Likewise.
8692 (gimple_rhs_has_side_effects): Likewise.
8693 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8694 (gimple_build_debug_bind_stat): Declare.
8695 (gimple_build_debug_bind): Define.
8696 (is_gimple_debug): New.
8697 (gimple_debug_bind_p): New.
8698 (gimple_debug_bind_get_var): New.
8699 (gimple_debug_bind_get_value): New.
8700 (gimple_debug_bind_get_value_ptr): New.
8701 (gimple_debug_bind_set_var): New.
8702 (gimple_debug_bind_set_value): New.
8703 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8704 (gimple_debug_bind_reset_value): New.
8705 (gimple_debug_bind_has_value_p): New.
8706 (gsi_next_nondebug): New.
8707 (gsi_prev_nondebug): New.
8708 (gsi_start_nondebug_bb): New.
8709 (gsi_last_nondebug_bb): New.
8710 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8711 (print_insn): Handle DEBUG_INSN.
8712 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8713 of first insn prevail.
8714 (first_stmt): Skip debug stmts.
8715 (first_non_label_stmt): Likewise.
8716 (last_stmt): Likewise.
8717 (has_zero_uses_1): New.
8718 (single_imm_use_1): New.
8719 (verify_gimple_debug): New.
8720 (verify_types_in_gimple_stmt): Handle debug stmts.
8721 (verify_stmt): Likewise.
8722 (debug_loop_num): Skip debug stmts.
8723 (remove_edge_and_dominated_blocks): Remove dominators last.
8724 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8725 (linearize_expr): Likewise.
8726 * config/i386/i386.c (ix86_delegitimize_address): Call
8727 default implementation.
8728 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8729 (group_barrier_needed): Skip debug insns.
8730 (emit_insn_group_barriers): Likewise.
8731 (emit_all_insn_group_barriers): Likewise.
8732 (ia64_variable_issue): Handle debug insns.
8733 (ia64_dfa_new_cycle): Likewise.
8734 (final_emit_insn_group_barriers): Skip debug insns.
8735 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8736 def cfa without frame.
8737 (process_set): Likewise.
8738 (process_for_unwind_directive): Pass frame on.
8739 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8740 (rs6000_delegitimize_address): New.
8741 (rs6000_debug_adjust_cost): Handle debug insns.
8742 (is_microcoded_insn): Likewise.
8743 (is_cracked_insn): Likewise.
8744 (is_nonpipeline_insn): Likewise.
8745 (insn_must_be_first_in_group): Likewise.
8746 (insn_must_be_last_in_group): Likewise.
8747 (force_new_group): Likewise.
8748 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8749 contains only debug insns.
8750 (rtl_merge_blocks): Skip debug insns.
8751 (purge_dead_edges): Likewise.
8752 (rtl_block_ends_with_call_p): Skip debug insns.
8753 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8754 (mark_reg_dependencies): Skip debug insns.
8755 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8756 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8757 * tree-ssa-threadedge.c
8758 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8759 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8760 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8761 (copyprop_hardreg_forward_1): Handle debug insns.
8762 * reload1.c (reload): Skip debug insns. Replace unassigned
8763 pseudos in debug insns with their equivalences.
8764 (eliminate_regs_in_insn): Skip debug insns.
8765 (emit_input_reload_insns): Skip debug insns at first, adjust
8767 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8768 (get_indirect_ref_operands): Pass opf_no_vops on.
8769 (get_expr_operands): Likewise. Skip debug stmts.
8770 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8772 2009-09-01 Richard Henderson <rth@redhat.com>
8774 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8775 stmt_ends_pp_p statements at least once.
8776 * tree-vrp.c (vrp_initialize): Likewise.
8777 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8779 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8782 Fix AIX bootstrap after PR debug/30161
8783 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8784 that is a GNU extension.
8785 (tmpl_value_parm_die_table): Move the definition of this global
8786 outside #ifdef DWARF2_DEBUGGING_INFO region.
8788 2009-09-01 Richard Guenther <rguenther@suse.de>
8790 * tree.c (tree_expr_size): New function.
8791 * tree.h (tree_expr_size): Declare.
8792 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8793 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8794 * langhooks.c (lhd_expr_size): Remove.
8795 * langhooks.h (struct lang_hooks): Remove expr_size.
8796 * explow.c (expr_size): Use tree_expr_size.
8797 (int_expr_size): Likewise.
8798 * langhooks-def.h (lhd_expr_size): Remove.
8799 (LANG_HOOKS_EXPR_SIZE): Likewise.
8800 (LANG_HOOKS_INITIALIZER): Adjust.
8802 2009-09-01 Richard Guenther <rguenther@suse.de>
8804 * tree-flow.h (mark_addressable): Move declaration ...
8805 * tree.h (mark_addressable): ... here.
8806 * stmt.c (expand_asm_operands): Use mark_addressable, not
8807 lang_hooks.mark_addressable.
8808 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8809 LANG_HOOKS_MARK_ADDRESSABLE.
8810 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8811 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8813 2009-08-31 Chris Demetriou <cgd@google.com>
8815 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8816 vectorize if not TARGET_SSE2.
8818 2009-08-31 DJ Delorie <dj@redhat.com>
8820 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8821 registers if no coprocessor is enabled.
8823 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8826 * cgraph.h (cgraph_get_node): Declare ...
8827 * cgraph.c (cgraph_get_node): ... new function.
8828 * dwarf2out.c (gen_generic_params_dies,
8829 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8830 make_ith_pack_parameter_name,
8831 append_entry_to_tmpl_value_parm_die_table,
8832 gen_remaining_tmpl_value_param_die_attribute): New functions.
8833 (gen_subprogram_die): Generate debug info for template parameters
8834 if debug info level is higher than DINFO_LEVEL_TERSE.
8835 Use tree_add_const_value_attribute_for_decl instead of
8836 tree_add_const_value_attribute.
8837 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8838 instead of tree_add_const_value_attribute.
8839 (gen_struct_or_union_type_die): Generate debug
8840 info for template parameters if debug info level is higher than
8842 (tree_add_const_value_attribute): Handle integral and pointer
8843 constants. Update comment.
8844 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8845 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8846 (reference_to_unused): Fix thinko. Remove redundant predicates from
8848 (tree_add_const_value_attribute): Make this work for constant
8850 tree_add_const_value_attribute_for_decl is to be used for variable
8852 (add_location_or_const_value_attribute): Use
8853 tree_add_const_value_attribute_for_decl now.
8854 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8855 DW_TAG_template_value_param DIEs after function DIEs have been
8857 * langhooks.h (lang_hooks_for_types): Add
8858 get_argument_pack_elems.
8859 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8860 (lang_hooks): Added get_innermost_generic_parms,
8861 get_innermost_generic_args.
8862 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8863 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8864 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8865 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8867 2009-08-31 DJ Delorie <dj@redhat.com>
8869 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8870 it once we start generating the prologue or epilogue.
8871 (mep_call_saves_register): If the frame is locked, re-use
8873 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8874 (mep_expand_prologue): Call it.
8875 (mep_expand_epilogue): Likewise.
8876 (mep_start_function): Use the same logic as mep_expand_prologue.
8877 (mep_pass_by_reference): Make logic more readable.
8878 (mep_return_in_memory): Zero-sized objects are passed in memory.
8879 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8881 2009-08-31 Richard Guenther <rguenther@suse.de>
8883 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8884 to query if the memory regions for memmove overlap.
8885 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8886 asserts on pointers, instead deal with odd trees.
8887 (ptr_derefs_may_alias_p): Likewise.
8888 (refs_may_alias_p_1): Constructor bases also never alias.
8890 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8892 * doc/install.texi (Final install): Adjust reference on where to
8893 order printed manuals.
8895 2009-08-30 Olivier Hainque <hainque@adacore.com>
8897 * dwarf2out.c (switch_to_frame_table_section): Move
8898 definition prior to first use.
8900 2009-08-30 Richard Guenther <rguenther@suse.de>
8902 PR tree-optimization/41186
8903 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8904 (ao_ref_init_from_ptr_and_size): New function.
8905 (ref_maybe_used_by_call_p_1): Be more precise tracking
8906 used ranges for builtin functions.
8907 (ref_maybe_used_by_call_p): Adjust.
8908 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8909 ranges for builtin functions.
8910 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8912 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8915 * fwprop.c (get_reg_use_in): Delete.
8916 (free_load_extend): New function.
8917 (forward_propagate_subreg): Use it.
8919 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8921 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8923 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8926 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8929 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8931 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8932 fini or fini_array section.
8934 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8936 * graphite-dependences.c (graphite_legal_transform_bb): Call
8937 pbb_remove_duplicate_pdrs.
8938 * graphite-poly.c (can_collapse_pdr): Removed.
8939 (pdr_find_duplicate): Removed.
8940 (can_collapse_pdrs): New.
8941 (pbb_remove_duplicate_pdrs): New.
8942 (new_poly_dr): Do not look for duplicates.
8943 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8944 (PBB_PDR_DUPLICATES_REMOVED): New.
8945 (pbb_remove_duplicate_pdrs): Declared.
8947 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8949 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8950 the strides by multiplying by PDR_NB_REFS.
8951 * graphite-poly.c (can_collapse_pdr): New.
8952 (pdr_find_duplicate): New.
8953 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8954 Initialize PDR_NB_REFS.
8955 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8957 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8959 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8962 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8965 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8967 * graphite-dependences.c (pddr_original_scattering): Return NULL
8968 for read-read dependence relations.
8969 * graphite-poly.h (enum poly_dr_type): Fix comment.
8972 (pdr_may_write_p): New.
8974 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8976 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8977 (struct poly_dr): Same.
8978 (new_poly_dr): Same.
8979 * graphite-poly.c (new_poly_dr): Same.
8980 * graphite-dependences.c (dot_deps): Disable call to system.
8982 2009-08-28 Cary Coutant <ccoutant@google.com>
8985 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8986 struct/union/enum types local to a function.
8988 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8989 Sebastian Pop <sebastian.pop@amd.com>
8991 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8992 pbb_strip_mine_time_depth. Changed the implementation so that
8993 transformation is expressed as a transformation on
8994 time (scatttering) dimensions. Also, ensures that the 2d+1
8995 scheduling format is preserved.
8996 (pbb_strip_mine_profitable_p): Profitability is based on the
8997 iteration number of a given time (scattering) dimension,
8998 and not on a original loop depth dimension.
8999 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9000 (pbb_do_strip_mine): Call psct_dynamic_dim.
9001 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9002 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9003 (pbb_nb_dynamic_scattering_transform): New.
9004 (psct_dynamic_dim): New.
9006 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9008 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9009 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9010 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9011 * graphite-interchange.c (build_linearized_memory_access): Same.
9012 (memory_stride_in_loop): Same.
9014 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9016 * graphite-dependences.c (pddr_original_scattering): New.
9017 (graphite_legal_transform_dr): Call pddr_original_scattering.
9020 * graphite-dependences.h (dot_deps): Declared.
9021 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9022 (print_pdr): Print PDR_ID.
9023 * graphite-poly.h (struct poly_dr): Add field id.
9026 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9028 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9030 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9031 not delete the original dependence relation.
9033 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9035 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9036 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9037 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9038 (free_poly_ddr): New.
9039 (pddr_is_empty): New.
9040 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9041 (dependence_polyhedron): Same. Remove useless gcc_assert.
9043 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9044 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9045 * graphite-dependences.h (enum poly_dependence_kind): New.
9046 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9047 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9048 (PDRP_SINK): Renamed PDDR_SINK.
9049 (PDRP_DDP): Renamed PDDR_DDP.
9051 (free_poly_ddr): Declared.
9052 * graphite-poly.c (new_scop): Use the new hash function names.
9053 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9054 into original_pddrs.
9055 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9057 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9059 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9060 bounds with LT_EXPR to make niter analysis more precise on code
9061 generated by Graphite.
9063 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9065 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9066 (graphite_legal_transform_bb): Same.
9067 (poly_drs_may_alias_p): Same.
9069 2009-08-28 Richard Guenther <rguenther@suse.de>
9071 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9073 2009-08-28 Jan Beulich <jbeulich@novell.com>
9075 * config/i386/netware.c: Include langhooks.h.
9076 (i386_nlm_encode_section_info): Simplify.
9077 (netware_override_options): Delete.
9078 * config/i386/netware.h (netware_override_options): Delete
9080 (OVERRIDE_OPTIONS): Delete definition.
9081 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9082 (ASM_COMMENT_START): Define.
9083 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9085 2009-08-28 Jan Beulich <jbeulich@novell.com>
9087 * configure.ac: For in-tree ld, do a plain version check to
9088 determine whether comdat groups are supported.
9089 * configure: Regenerate.
9091 2009-08-28 Olivier Hainque <hainque@adacore.com>
9093 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9094 always defined. Reflect definition or absence of such for
9095 COLLECT_EXPORT_LIST. Readability helper.
9096 (scanfilter): New enum, to help control what symbols
9097 are to be considered or ignored by scan_prog_file.
9098 (enum pass): Rename as "scanpass", moved together with scanfilter
9099 prior to scan_prog_file's prototype.
9100 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9101 Group prototype with the scanpass/scanfilter definitions, factorize
9102 head comments for the several implementations at the prototype.
9103 (main): Reorganize the first pass link control to let AIX
9104 drag only the needed frame tables in executables. Prevent
9105 frame tables collection during the scan aimed at static ctors.
9106 Pre-link and scan for frame tables later to compensate.
9107 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9108 A C statement to issue assembly directives that create a reference
9109 to the given DWARF table identifier label from the current function
9111 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9112 to differentiate first time section entry. Only emit a .data
9113 tables start identifier label the first time around.
9114 (switch_to_frame_table_section): New function. Helper for
9115 output_call_frame_info to switch possibly BACK into the eh_frame
9116 or the debug_frame section depending on FOR_EH.
9117 (output_call_frame_info): Use helper to first enter the proper
9119 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9120 emit a link to the frame table start label from each function
9122 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9123 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9124 * config/rs6000/rs6000-protos.h: Declare it.
9125 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9127 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9129 * config/sh/sh.c (split_branches): Check the result of
9132 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9134 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9135 using -pthread -fopenmp
9137 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9139 * doc/service.texi (service directory): Update URL.
9141 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9143 PR rtl-optimization/40861
9144 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9145 extract word from a multi-word subreg for negative byte positions.
9147 2009-08-27 Tristan Gingold <gingold@adacore.com>
9148 Douglas B Rupp <rupp@gnat.com>
9150 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9151 (SECTION_VMS_OVERLAY): Define.
9152 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9154 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9156 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9157 common_object declarations.
9158 (ia64_section_type_flags): Set section flag for common_object.
9159 * config/ia64/ia64-protos.h
9160 (ia64_vms_output_aligned_decl_common): Declare.
9161 (ia64_vms_elf_asm_named_section): Declare.
9163 2009-08-27 Michael Matz <matz@suse.de>
9165 * expr.c (expand_expr_real_2): New function taking exploded
9166 unary or binary expression, split out from ...
9167 (expand_expr_real_1): ... here. Move over all unary/binary
9168 switch parts to above function, in particular these codes:
9169 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9170 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9171 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9172 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9173 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9174 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9175 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9176 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9177 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9178 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9179 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9180 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9181 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9182 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9183 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9184 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9185 VEC_PACK_FIX_TRUNC_EXPR.
9186 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9189 2009-08-27 Richard Guenther <rguenther@suse.de>
9191 * gengtype.c (main): Handle uint64_t.
9192 * ipa-utils.c (get_base_var): Indent properly.
9193 * tree-ssa-live.c (debug_scope_block): New function.
9194 * tree-flow.h (debug_scope_block): Declare.
9195 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9196 * basic-block.h (enum profile_status): Rename to
9197 enum profile_status_d.
9198 (x_profile_status): Adjust type.
9200 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9203 * dwarf2out.c (get_context_die): Declare this static function.
9204 (gen_type_die_with_usage): Make sure a DIE is a generated for
9205 the context of a typedef.
9207 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9209 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9212 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9214 * config/mips/mips-protos.h (mips_output_sync): Declare.
9215 (mips_sync_loop_insns): Likewise.
9216 (mips_output_sync_loop): Replace first two parameters with an rtx.
9217 * config/mips/mips.c (mips_multi_member): New structure.
9218 (mips_multi_members): New variable.
9219 (mips_multi_start): New function.
9220 (mips_multi_add): Likewise.
9221 (mips_multi_add_insn): Likewise.
9222 (mips_multi_add_label): Likewise.
9223 (mips_multi_last_index): Likewise.
9224 (mips_multi_copy_insn): Likewise.
9225 (mips_multi_set_operand): Likewise.
9226 (mips_multi_write): Likewise.
9227 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9228 (mips_init_print_operand_punct): Update accordingly.
9229 (mips_start_ll_sc_sync_block): New function.
9230 (mips_end_ll_sc_sync_block): Likewise.
9231 (mips_output_sync): Likewise.
9232 (mips_sync_insn1_template): Likewise.
9233 (mips_sync_insn2_template): Likewise.
9234 (mips_get_sync_operand): Likewise.
9235 (mips_process_sync_loop): Likewise.
9236 (mips_output_sync_loop): Use mips_process_sync_loop.
9237 (mips_sync_loop_insns): New function.
9238 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9239 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9240 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9241 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9242 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9243 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9244 (MIPS_SYNC_OLD_OP_12): Likewise.
9245 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9246 (MIPS_SYNC_NEW_OP_12): Likewise.
9247 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9248 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9249 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9250 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9251 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9252 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9253 * config/mips/mips.md (sync_mem): New attribute.
9254 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9255 (sync_exclusive_mask, sync_required_oldval): Likewise.
9256 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9257 (sync_release_barrier): Likewise.
9258 (length): Handle sync loops.
9259 (sync): Use mips_output_sync.
9260 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9261 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9262 and use mips_output_sync_loop.
9263 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9264 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9265 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9266 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9267 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9268 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9269 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9270 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9271 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9273 2009-08-26 Richard Guenther <rguenther@suse.de>
9276 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9277 the types to not match.
9278 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9280 * tree-ssa.c (useless_type_conversion_p): Conversions to
9281 pointers to unprototyped functions are useless.
9283 2009-08-26 Richard Guenther <rguenther@suse.de>
9285 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9286 whole-program condition, prepare to be called for non-globals.
9287 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9288 params build a representative with known type and track its fields.
9290 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9292 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9293 clearing by a taken branch.
9294 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9295 effectively after bbro pass.
9296 (sync_nand<mode>): Ditto.
9297 (sync_old_<fetchop_name><mode>): Ditto.
9298 (sync_old_nand<mode>): Ditto.
9299 (sync_new_<fetchop_name><mode>): Dito.
9300 (sync_new_nand<mode>): Ditto.
9301 (sync_compare_and_swap<mode>_1): Ditto.
9302 (*sync_compare_and_swap<mode>): Ditto.
9303 (sync_lock_test_and_set<mode>_1): Ditto.
9304 ("sync_lock_test_and_set<mode>): Ditto.
9306 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9308 * hwint.h (HOST_LONG_FORMAT): New macro
9309 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9310 Use HOST_PTR_PRINTF.
9311 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9312 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9313 (HOST_PTR_PRINTF): Document.
9315 2009-08-25 Jan Hubicka <jh@suse.cz>
9317 * config/i386/bmmintrin.h: Replace by #error.
9320 Michael Meissner <michael.meissner@amd.com>
9321 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9322 Tony Linthicum <tony.linthicum@amd.com>
9324 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9325 (TARGET_ROUND): New macro for the round/ptest instructions which
9326 are shared between SSE4.1 and SSE5.
9327 (OPTION_MASK_ISA_ROUND): Ditto.
9328 (OPTION_ISA_ROUND): Ditto.
9329 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9330 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9332 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9333 (-mfused-madd): New switch to give users control over whether the
9334 compiler optimizes to use the multiply/add SSE5 instructions.
9336 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9337 (ix86_handle_option): Turn off 3dnow if -msse5.
9338 (override_options): Add SSE5 support.
9339 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9341 (ix86_expand_sse_movcc): Add SSE5 support.
9342 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9343 vector type to the next largest size.
9344 (ix86_expand_sse5_pack): New function to use pperm to pack a
9345 vector type to the next smallest size.
9346 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9347 (IX86_BUILTIN_FMADDSD): Ditto.
9348 (IX86_BUILTIN_FMADDPS): Ditto.
9349 (IX86_BUILTIN_FMADDPD): Ditto.
9350 (IX86_BUILTIN_FMSUBSS): Ditto.
9351 (IX86_BUILTIN_FMSUBSD): Ditto.
9352 (IX86_BUILTIN_FMSUBPS): Ditto.
9353 (IX86_BUILTIN_FMSUBPD): Ditto.
9354 (IX86_BUILTIN_FNMADDSS): Ditto.
9355 (IX86_BUILTIN_FNMADDSD): Ditto.
9356 (IX86_BUILTIN_FNMADDPS): Ditto.
9357 (IX86_BUILTIN_FNMADDPD): Ditto.
9358 (IX86_BUILTIN_FNMSUBSS): Ditto.
9359 (IX86_BUILTIN_FNMSUBSD): Ditto.
9360 (IX86_BUILTIN_FNMSUBPS): Ditto.
9361 (IX86_BUILTIN_FNMSUBPD): Ditto.
9362 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9363 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9364 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9365 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9366 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9367 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9368 (IX86_BUILTIN_PPERM): Ditto.
9369 (IX86_BUILTIN_PERMPS): Ditto.
9370 (IX86_BUILTIN_PERMPD): Ditto.
9371 (IX86_BUILTIN_PMACSSWW): Ditto.
9372 (IX86_BUILTIN_PMACSWW): Ditto.
9373 (IX86_BUILTIN_PMACSSWD): Ditto.
9374 (IX86_BUILTIN_PMACSWD): Ditto.
9375 (IX86_BUILTIN_PMACSSDD): Ditto.
9376 (IX86_BUILTIN_PMACSDD): Ditto.
9377 (IX86_BUILTIN_PMACSSDQL): Ditto.
9378 (IX86_BUILTIN_PMACSSDQH): Ditto.
9379 (IX86_BUILTIN_PMACSDQL): Ditto.
9380 (IX86_BUILTIN_PMACSDQH): Ditto.
9381 (IX86_BUILTIN_PMADCSSWD): Ditto.
9382 (IX86_BUILTIN_PMADCSWD): Ditto.
9383 (IX86_BUILTIN_PHADDBW): Ditto.
9384 (IX86_BUILTIN_PHADDBD): Ditto.
9385 (IX86_BUILTIN_PHADDBQ): Ditto.
9386 (IX86_BUILTIN_PHADDWD): Ditto.
9387 (IX86_BUILTIN_PHADDWQ): Ditto.
9388 (IX86_BUILTIN_PHADDDQ): Ditto.
9389 (IX86_BUILTIN_PHADDUBW): Ditto.
9390 (IX86_BUILTIN_PHADDUBD): Ditto.
9391 (IX86_BUILTIN_PHADDUBQ): Ditto.
9392 (IX86_BUILTIN_PHADDUWD): Ditto.
9393 (IX86_BUILTIN_PHADDUWQ): Ditto.
9394 (IX86_BUILTIN_PHADDUDQ): Ditto.
9395 (IX86_BUILTIN_PHSUBBW): Ditto.
9396 (IX86_BUILTIN_PHSUBWD): Ditto.
9397 (IX86_BUILTIN_PHSUBDQ): Ditto.
9398 (IX86_BUILTIN_PROTB): Ditto.
9399 (IX86_BUILTIN_PROTW): Ditto.
9400 (IX86_BUILTIN_PROTD): Ditto.
9401 (IX86_BUILTIN_PROTQ): Ditto.
9402 (IX86_BUILTIN_PROTB_IMM): Ditto.
9403 (IX86_BUILTIN_PROTW_IMM): Ditto.
9404 (IX86_BUILTIN_PROTD_IMM): Ditto.
9405 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9406 (IX86_BUILTIN_PSHLB): Ditto.
9407 (IX86_BUILTIN_PSHLW): Ditto.
9408 (IX86_BUILTIN_PSHLD): Ditto.
9409 (IX86_BUILTIN_PSHLQ): Ditto.
9410 (IX86_BUILTIN_PSHAB): Ditto.
9411 (IX86_BUILTIN_PSHAW): Ditto.
9412 (IX86_BUILTIN_PSHAD): Ditto.
9413 (IX86_BUILTIN_PSHAQ): Ditto.
9414 (IX86_BUILTIN_FRCZSS): Ditto.
9415 (IX86_BUILTIN_FRCZSD): Ditto.
9416 (IX86_BUILTIN_FRCZPS): Ditto.
9417 (IX86_BUILTIN_FRCZPD): Ditto.
9418 (IX86_BUILTIN_CVTPH2PS): Ditto.
9419 (IX86_BUILTIN_CVTPS2PH): Ditto.
9420 (IX86_BUILTIN_COMEQSS): Ditto.
9421 (IX86_BUILTIN_COMNESS): Ditto.
9422 (IX86_BUILTIN_COMLTSS): Ditto.
9423 (IX86_BUILTIN_COMLESS): Ditto.
9424 (IX86_BUILTIN_COMGTSS): Ditto.
9425 (IX86_BUILTIN_COMGESS): Ditto.
9426 (IX86_BUILTIN_COMUEQSS): Ditto.
9427 (IX86_BUILTIN_COMUNESS): Ditto.
9428 (IX86_BUILTIN_COMULTSS): Ditto.
9429 (IX86_BUILTIN_COMULESS): Ditto.
9430 (IX86_BUILTIN_COMUGTSS): Ditto.
9431 (IX86_BUILTIN_COMUGESS): Ditto.
9432 (IX86_BUILTIN_COMORDSS): Ditto.
9433 (IX86_BUILTIN_COMUNORDSS): Ditto.
9434 (IX86_BUILTIN_COMFALSESS): Ditto.
9435 (IX86_BUILTIN_COMTRUESS): Ditto.
9436 (IX86_BUILTIN_COMEQSD): Ditto.
9437 (IX86_BUILTIN_COMNESD): Ditto.
9438 (IX86_BUILTIN_COMLTSD): Ditto.
9439 (IX86_BUILTIN_COMLESD): Ditto.
9440 (IX86_BUILTIN_COMGTSD): Ditto.
9441 (IX86_BUILTIN_COMGESD): Ditto.
9442 (IX86_BUILTIN_COMUEQSD): Ditto.
9443 (IX86_BUILTIN_COMUNESD): Ditto.
9444 (IX86_BUILTIN_COMULTSD): Ditto.
9445 (IX86_BUILTIN_COMULESD): Ditto.
9446 (IX86_BUILTIN_COMUGTSD): Ditto.
9447 (IX86_BUILTIN_COMUGESD): Ditto.
9448 (IX86_BUILTIN_COMORDSD): Ditto.
9449 (IX86_BUILTIN_COMUNORDSD): Ditto.
9450 (IX86_BUILTIN_COMFALSESD): Ditto.
9451 (IX86_BUILTIN_COMTRUESD): Ditto.
9452 (IX86_BUILTIN_COMEQPS): Ditto.
9453 (IX86_BUILTIN_COMNEPS): Ditto.
9454 (IX86_BUILTIN_COMLTPS): Ditto.
9455 (IX86_BUILTIN_COMLEPS): Ditto.
9456 (IX86_BUILTIN_COMGTPS): Ditto.
9457 (IX86_BUILTIN_COMGEPS): Ditto.
9458 (IX86_BUILTIN_COMUEQPS): Ditto.
9459 (IX86_BUILTIN_COMUNEPS): Ditto.
9460 (IX86_BUILTIN_COMULTPS): Ditto.
9461 (IX86_BUILTIN_COMULEPS): Ditto.
9462 (IX86_BUILTIN_COMUGTPS): Ditto.
9463 (IX86_BUILTIN_COMUGEPS): Ditto.
9464 (IX86_BUILTIN_COMORDPS): Ditto.
9465 (IX86_BUILTIN_COMUNORDPS): Ditto.
9466 (IX86_BUILTIN_COMFALSEPS): Ditto.
9467 (IX86_BUILTIN_COMTRUEPS): Ditto.
9468 (IX86_BUILTIN_COMEQPD): Ditto.
9469 (IX86_BUILTIN_COMNEPD): Ditto.
9470 (IX86_BUILTIN_COMLTPD): Ditto.
9471 (IX86_BUILTIN_COMLEPD): Ditto.
9472 (IX86_BUILTIN_COMGTPD): Ditto.
9473 (IX86_BUILTIN_COMGEPD): Ditto.
9474 (IX86_BUILTIN_COMUEQPD): Ditto.
9475 (IX86_BUILTIN_COMUNEPD): Ditto.
9476 (IX86_BUILTIN_COMULTPD): Ditto.
9477 (IX86_BUILTIN_COMULEPD): Ditto.
9478 (IX86_BUILTIN_COMUGTPD): Ditto.
9479 (IX86_BUILTIN_COMUGEPD): Ditto.
9480 (IX86_BUILTIN_COMORDPD): Ditto.
9481 (IX86_BUILTIN_COMUNORDPD): Ditto.
9482 (IX86_BUILTIN_COMFALSEPD): Ditto.
9483 (IX86_BUILTIN_COMTRUEPD): Ditto.
9484 (IX86_BUILTIN_PCOMEQUB): Ditto.
9485 (IX86_BUILTIN_PCOMNEUB): Ditto.
9486 (IX86_BUILTIN_PCOMLTUB): Ditto.
9487 (IX86_BUILTIN_PCOMLEUB): Ditto.
9488 (IX86_BUILTIN_PCOMGTUB): Ditto.
9489 (IX86_BUILTIN_PCOMGEUB): Ditto.
9490 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9491 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9492 (IX86_BUILTIN_PCOMEQUW): Ditto.
9493 (IX86_BUILTIN_PCOMNEUW): Ditto.
9494 (IX86_BUILTIN_PCOMLTUW): Ditto.
9495 (IX86_BUILTIN_PCOMLEUW): Ditto.
9496 (IX86_BUILTIN_PCOMGTUW): Ditto.
9497 (IX86_BUILTIN_PCOMGEUW): Ditto.
9498 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9499 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9500 (IX86_BUILTIN_PCOMEQUD): Ditto.
9501 (IX86_BUILTIN_PCOMNEUD): Ditto.
9502 (IX86_BUILTIN_PCOMLTUD): Ditto.
9503 (IX86_BUILTIN_PCOMLEUD): Ditto.
9504 (IX86_BUILTIN_PCOMGTUD): Ditto.
9505 (IX86_BUILTIN_PCOMGEUD): Ditto.
9506 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9507 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9508 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9509 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9510 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9511 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9512 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9513 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9514 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9515 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9516 (IX86_BUILTIN_PCOMEQB): Ditto.
9517 (IX86_BUILTIN_PCOMNEB): Ditto.
9518 (IX86_BUILTIN_PCOMLTB): Ditto.
9519 (IX86_BUILTIN_PCOMLEB): Ditto.
9520 (IX86_BUILTIN_PCOMGTB): Ditto.
9521 (IX86_BUILTIN_PCOMGEB): Ditto.
9522 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9523 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9524 (IX86_BUILTIN_PCOMEQW): Ditto.
9525 (IX86_BUILTIN_PCOMNEW): Ditto.
9526 (IX86_BUILTIN_PCOMLTW): Ditto.
9527 (IX86_BUILTIN_PCOMLEW): Ditto.
9528 (IX86_BUILTIN_PCOMGTW): Ditto.
9529 (IX86_BUILTIN_PCOMGEW): Ditto.
9530 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9531 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9532 (IX86_BUILTIN_PCOMEQD): Ditto.
9533 (IX86_BUILTIN_PCOMNED): Ditto.
9534 (IX86_BUILTIN_PCOMLTD): Ditto.
9535 (IX86_BUILTIN_PCOMLED): Ditto.
9536 (IX86_BUILTIN_PCOMGTD): Ditto.
9537 (IX86_BUILTIN_PCOMGED): Ditto.
9538 (IX86_BUILTIN_PCOMFALSED): Ditto.
9539 (IX86_BUILTIN_PCOMTRUED): Ditto.
9540 (IX86_BUILTIN_PCOMEQQ): Ditto.
9541 (IX86_BUILTIN_PCOMNEQ): Ditto.
9542 (IX86_BUILTIN_PCOMLTQ): Ditto.
9543 (IX86_BUILTIN_PCOMLEQ): Ditto.
9544 (IX86_BUILTIN_PCOMGTQ): Ditto.
9545 (IX86_BUILTIN_PCOMGEQ): Ditto.
9546 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9547 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9548 (enum multi_arg_type): New enum for describing the various SSE5
9549 intrinsic argument types.
9550 (bdesc_multi_arg): New table for SSE5 intrinsics.
9551 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9552 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9554 (ix86_expand_builtin): Add SSE5 intrinsic support.
9555 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9556 operand instructions.
9557 (ix86_expand_sse5_multiple_memory): New function to split the
9558 second memory reference from SSE5 instructions.
9559 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9560 (ix86_return_pops_args): Use stdarg_p to determine if the function
9561 has variable arguments.
9562 (ix86_setup_incoming_varargs): Ditto.
9563 (x86_this_parameter): Ditto.
9565 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9567 (ix86_expand_sse5_pack): Ditto.
9568 (ix86_sse5_valid_op_p): Ditto.
9569 (ix86_expand_sse5_multiple_memory): Ditto.
9571 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9572 constant for SSE5 support.
9573 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9574 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9575 (UNSPEC_SSE5_PERMUTE): Ditto.
9576 (UNSPEC_SSE5_ASHIFT): Ditto.
9577 (UNSPEC_SSE5_LSHIFT): Ditto.
9578 (UNSPEC_FRCZ): Ditto.
9579 (UNSPEC_CVTPH2PS): Ditto.
9580 (UNSPEC_CVTPS2PH): Ditto.
9581 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9583 (COM_FALSE_S): Ditto.
9584 (COM_FALSE_P): Ditto.
9585 (COM_TRUE_S): Ditto.
9586 (COM_TRUE_P): Ditto.
9587 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9588 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9590 (memory attribute): Ditto.
9591 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9592 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9593 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9594 (floor<mode>2): Ditto.
9595 (ceil<mode>2): Ditto.
9596 (btrunc<mode>2): Ditto.
9597 (nearbyintdf2): Ditto.
9598 (nearbyintsf2): Ditto.
9599 (sse_setccsf): Disable if SSE5.
9600 (sse_setccdf): Ditto.
9601 (sse5_setcc<mode>): New support for SSE5 conditional move.
9602 (sse5_pcmov_<mode>): Ditto.
9604 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9606 (SSEMODEF2P): Ditto.
9607 (ssemodesuffixf4): New mode attribute for SSE5.
9608 (ssemodesuffixf2s): Ditto.
9609 (ssemodesuffixf2c): Ditto.
9610 (sserotatemax): Ditto.
9611 (ssescalarmode): Ditto.
9612 (sse_maskcmpv4sf3): Disable if SSE5.
9613 (sse_maskcmpv2df3): Ditto.
9614 (sse_vmmaskcmpv4sf3): Ditto.
9615 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9616 (sse5_vmfmadd<mode>4): Ditto.
9617 (sse5_fmsub<mode>4): Ditto.
9618 (sse5_vmfmsub<mode>4): Ditto.
9619 (sse5_fnmadd<mode>4): Ditto.
9620 (sse5_vmfnmadd<mode>4): Ditto.
9621 (sse5_fnmsub<mode>4): Ditto.
9622 (sse5_vmfnmsub<mode>4): Ditto.
9623 (sse5i_fmadd<mode>4): Ditto.
9624 (sse5i_fmsub<mode>4): Ditto.
9625 (sse5i_fnmadd<mode>4): Ditto.
9626 (sse5i_fnmsub<mode>4): Ditto.
9627 (sse5i_vmfmadd<mode>4): Ditto.
9628 (sse5i_vmfmsub<mode>4): Ditto.
9629 (sse5i_vmfnmadd<mode>4): Ditto.
9630 (sse5i_vmfnmsub<mode>4): Ditto.
9631 (mulv16qi3): Add SSE5 support.
9633 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9634 (sse2_mulv4si3): Disable if SSE5.
9635 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9636 (sse4_1_roundps): Ditto.
9637 (sse4_1_roundsd): Ditto.
9638 (sse4_1_roundss): Ditto.
9639 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9641 (sse_maskcmpsf3): Ditto.
9642 (sse_vmmaskcmpv4sf3): Ditto.
9643 (sse2_maskcmpv2df3): Ditto.
9644 (sse2_maskcmpdf3): Ditto.
9645 (sse2_vmmaskcmpv2df3): Ditto.
9646 (sse2_eq<mode>3): Ditto.
9647 (sse2_gt<mode>3): Ditto.
9648 (sse5_pcmov_<mode>): Add SSE5 support.
9649 (vec_unpacku_hi_v16qi): Ditto.
9650 (vec_unpacks_hi_v16qi): Ditto.
9651 (vec_unpacku_lo_v16qi): Ditto.
9652 (vec_unpacks_lo_v16qi): Ditto.
9653 (vec_unpacku_hi_v8hi): Ditto.
9654 (vec_unpacks_hi_v8hi): Ditto.
9655 (vec_unpacku_lo_v8hi): Ditto.
9656 (vec_unpacks_lo_v8hi): Ditto.
9657 (vec_unpacku_hi_v4si): Ditto.
9658 (vec_unpacks_hi_v4si): Ditto.
9659 (vec_unpacku_lo_v4si): Ditto.
9660 (vec_unpacks_lo_v4si): Ditto.
9661 (sse5_pmacsww): New SSE5 intrinsic insn.
9662 (sse5_pmacssww): Ditto.
9663 (sse5_pmacsdd): Ditto.
9664 (sse5_pmacssdd): Ditto.
9665 (sse5_pmacssdql): Ditto.
9666 (sse5_pmacssdqh): Ditto.
9667 (sse5_pmacsdqh): Ditto.
9668 (sse5_pmacsswd): Ditto.
9669 (sse5_pmacswd): Ditto.
9670 (sse5_pmadcsswd): Ditto.
9671 (sse5_pmadcswd): Ditto.
9672 (sse5_pcmov_<move>): Conditional move support on SSE5.
9673 (sse5_phaddbw): New SSE5 intrinsic insn.
9674 (sse5_phaddbd): Ditto.
9675 (sse5_phaddbq): Ditto.
9676 (sse5_phaddwd): Ditto.
9677 (sse5_phaddwq): Ditto.
9678 (sse5_phadddq): Ditto.
9679 (sse5_phaddubw): Ditto.
9680 (sse5_phaddubd): Ditto.
9681 (sse5_phaddubq): Ditto.
9682 (sse5_phadduwd): Ditto.
9683 (sse5_phadduwq): Ditto.
9684 (sse5_phaddudq): Ditto.
9685 (sse5_phsubbw): Ditto.
9686 (sse5_phsubwd): Ditto.
9687 (sse5_phsubdq): Ditto.
9688 (sse5_pperm): Ditto.
9689 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9690 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9691 (sse5_pperm_sign_v8hi_v4si): Ditto.
9692 (sse5_pperm_zero_v8hi_v4si): Ditto.
9693 (sse5_pperm_sign_v4si_v2di): Ditto.
9694 (sse5_pperm_sign_v4si_v2di): Ditto.
9695 (sse5_pperm_pack_v2di_v4si): Ditto.
9696 (sse5_pperm_pack_v4si_v8hi): Ditto.
9697 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9698 (sse5_perm<mode>): New SSE5 intrinsic insn.
9699 (rotl<mode>3): Ditto.
9700 (sse5_rotl<mode>3): Ditto.
9701 (sse5_ashl<mode>3): Ditto.
9702 (sse5_lshl<mode>3): Ditto.
9703 (sse5_frcz<mode>2): Ditto.
9704 (sse5s_frcz<mode>2): Ditto.
9705 (sse5_cvtph2ps): Ditto.
9706 (sse5_cvtps2ph): Ditto.
9707 (sse5_vmmaskcmp<mode>3): Ditto.
9708 (sse5_com_tf<mode>3): Ditto.
9709 (sse5_maskcmp<mode>3): Ditto.
9710 (sse5_maskcmp_uns<mode>3): Ditto.
9711 (sse5_maskcmp_uns2<mode>3): Ditto.
9712 (sse5_pcom_tf<mode>3): Ditto.
9714 * config/i386/predicates.md (sse5_comparison_float_operator):
9715 New predicate to match the comparison operators supported by
9716 the SSE5 com instruction.
9717 (ix86_comparison_int_operator): New predicate to match just the
9718 signed int comparisons.
9719 (ix86_comparison_uns_operator): New predicate to match just the
9720 unsigned int comparisons.
9722 * doc/invoke.texi (-msse5): Add documentation.
9723 (-mfused-madd): Ditto.
9725 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9727 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9729 (x86_64-*-*): Ditto.
9731 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9733 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9734 intrinisics for SSE5.
9736 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9739 * config/i386/mmintrin-common.h: New file, to contain common
9740 instructions between SSE4.1 and SSE5.
9742 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9743 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9744 (gen_regparm_prefix): Ditto.
9746 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9747 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9748 prototype_p to determine if a function is prototyped.
9750 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9752 * c-common.c (c_common_reswords) add the alignof keyword,
9753 with same RID as __alignof and __alignof__
9755 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9757 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9758 * hooks.c (hook_bool_const_int_const_int_true): New function.
9759 * target.h (struct gcc_target): Add can_eliminate field.
9760 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9761 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9762 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9763 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9764 (elim_table): Revise comment.
9765 * system.h (CAN_ELIMINATE): Poison.
9766 * defaults.h (CAN_ELIMINATE): Remove.
9767 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9769 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9770 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9772 (alpha_vms_can_eliminate): Declare as static, change return type to
9774 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9776 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9777 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9778 (arm_can_eliminate): New function.
9780 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9781 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9782 (avr_can_eliminate): Declare as static.
9783 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9785 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9786 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9787 (bfin_can_eliminate): New function.
9789 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9790 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9791 (crx_can_eliminate): New function.
9793 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9794 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9795 (fr30_can_eliminate): New function.
9797 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9798 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9799 (frv_can_eliminate): New function.
9801 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9802 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9803 (h8300_can_eliminate): New function.
9805 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9806 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9807 (i386_can_eliminate): Declare as static, change return type to bool.
9808 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9810 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9811 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9812 (ia64_can_eliminate): New function.
9814 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9815 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9816 (iq2000_can_eliminate): New function.
9818 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9819 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9820 (m32r_can_eliminate): New function.
9822 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9823 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9824 (m68hc11_can_eliminate): New function.
9826 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9827 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9828 (m68k_can_eliminate): New function.
9830 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9831 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9832 (mep_can_eliminate): New function.
9834 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9835 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9836 (mips_can_eliminate): New function.
9838 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9839 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9840 (rs6000_can_eliminate): New function.
9842 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9843 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9844 (s390_can_eliminate): Declare as static.
9845 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9847 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9848 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9849 (score_can_eliminate): New function.
9851 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9852 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9853 (sparc_can_eliminate): Declare as static.
9854 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9856 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9857 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9858 (xstormy16_can_eliminate): New function.
9860 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9861 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9862 (v850_can_eliminate): New function.
9864 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9866 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9867 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9868 (*movdfcc_ext[1234]): Disable for IEEE mode.
9870 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9872 * gimplify.c (prepare_gimple_addressable): New static function.
9873 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9875 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9876 manually fiddling with it.
9878 2009-08-25 Michael Matz <matz@suse.de>
9880 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9881 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9883 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9884 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9885 (do_jump): Split out code for simple binary comparisons into ...
9886 (do_jump_1): ... this, taking the individual operands and code.
9887 Change callers to helper function above accordingly.
9888 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9891 2009-08-25 Michael Matz <matz@suse.de>
9893 * expr.h (struct separate_ops, sepops): New type for passing
9894 around an exploded simple expression.
9895 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9896 Use this structure instead of expression tree.
9897 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9898 expression, only its type.
9899 (expand_vec_cond_expr): Take type and individual operands instead
9901 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9902 expand_vec_shift_expr): Change prototype accordingly.
9903 * tree-vect-stmts.c (vectorizable_condition): Change call of
9904 expand_vec_cond_expr_p to pass only type.
9905 * expr.c (do_store_flags): Change prototype and implementation
9906 to take an exploded expression.
9907 (expand_expr_real_1): New local ops initialized with details
9908 of the full expression. Use it instead of full
9909 expression in calls to do_store_flags, expand_vec_cond_expr,
9910 expand_widen_pattern_expr and expand_vec_shift_expr.
9912 2009-08-25 Michael Matz <matz@suse.de>
9914 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9915 treeop2 initialized with first three operands of the full expression.
9916 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9918 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9920 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9921 (__gthread_objc_condition_allocate): Mark arguments as unused.
9922 (__gthread_objc_condition_deallocate): Likewise.
9923 (__gthread_objc_condition_wait): Likewise.
9924 (__gthread_objc_condition_broadcast): Likewise.
9925 (__gthread_objc_condition_signal): Likewise.
9926 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9927 (__gthread_objc_thread_id): Likewise.
9929 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9932 * tree-pretty-print.c (print_call_name): Print the correct call name
9933 for procedure pointer components.
9935 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9937 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9938 default_promote_function_mode when not VMS.
9940 2009-08-24 Olivier Hainque <hainque@adacore.com>
9942 * convert.c (convert_to_integer): Don't assume an input pointer is
9943 POINTER_SIZE wide. Fetch from the type instead.
9945 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9947 * configure.ac (AC_PREREQ): Bump to 2.64.
9949 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9951 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9952 (process_command): Don't search standard_exec_prefix_1 and
9953 standard_exec_prefix_2.
9955 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9957 * config/arm/arm.c (output_return_instruction): Handle for
9960 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9962 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9964 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9966 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9967 (*arm_movdf_vfp): Likewise.
9969 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9971 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9972 (vashr<mode>3): Rename from ashr<mode>3.
9973 (vlshr<mode>3): Rename from lshr<mode>3.
9975 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9978 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9979 (check_format_info_main): Use scalar_identify_flag.
9980 (check_format_types): Check for scalar size identity if
9981 scalar_identify_flag is set.
9982 (printf_length_specs): Extend by new field.
9983 (asm_fprintf_length_specs): Likewise.
9984 (gcc_diag_length_specs): Likewise.
9985 (scanf_length_specs): Likewise.
9986 (strfmon_length_specs): Likewise.
9987 (gcc_gfc_length_specs): Likewise.
9988 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9989 (ms_printf_flag_specs): Likewise.
9990 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9992 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9995 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9996 (*call_value_pop_1): Ditto.
9997 (*sibcall_pop_1): New insn pattern.
9998 (*sibcall_value_pop_1): Ditto.
10000 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10003 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10006 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10009 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10010 (get_reg_use_in): New function.
10011 (forward_propagate_subreg): Propagate through subreg of zero_extend
10014 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10016 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10017 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10019 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10021 * configure.ac: Remove --with-datarootdir, --with-docdir,
10022 --with-htmldir switches. No need to call AC_SUBST for
10023 datarootdir, docdir, htmldir any more.
10024 * configure: Regenerate.
10025 * doc/install.texi (Configuration): Document --datarootdir,
10026 --docdir, --htmldir, --pdfdir; update documentation for
10027 --infodir, --mandir.
10028 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10031 * aclocal.m4: Regenerate.
10032 * config.in: Regenerate.
10033 * configure: Regenerate.
10035 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10036 Olivier Hainque <hainque@adacore.com>
10038 * config/ia64/ia64.c: Include libfuncs.h.
10039 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10040 (ia64_expand_call): Use reg 25 on VMS.
10041 (ia64_initialize_trampoline): Fix for VMS ABI.
10042 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10043 (ia64_function_arg): Initialize reg 25 on VMS.
10044 Fix OpenVMS ABI issues for varargs.
10045 For OpenVMS, emit the Argument Information register set in the
10046 incoming/sibcall case as well.
10047 (ia64_arg_type): New function.
10048 (ia64_function_arg_advance): Keep track of cum->words.
10049 Fix OpenVMS ABI issues for varargs.
10050 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10051 (ia64_override_options): Set flag_no_common on VMS.
10052 (ia64_init_builtins): Disable FWRITE builtin.
10053 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10054 (ia64_vms_init_libfuncs): Add decc$ routines.
10055 (ia64_vms_valid_pointer_mode): New function.
10056 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10057 (ia64_promote_function_mode): New function
10058 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10059 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10060 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10061 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10062 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10063 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10064 Suppress trailing '#' if VALUE is numeric.
10065 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10066 ia64_promote_function_mode.
10067 (TARGET_VALID_POINTER_MODE): Define.
10069 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10072 * config/rs6000/rs6000.c (rs6000_override_options): Use
10073 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10076 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10077 reporting of vector + decimal/boolean/complex error.
10079 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10081 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10082 __vector double TYPE_DECL.
10084 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10086 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10087 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10088 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10089 to pointer to enum machine_mode. Update all callers as needed.
10091 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10093 * config/alpha/alpha.md (exception_receiver): Emit alternative
10094 GP load sequence if flag_reorder_blocks_and_partition is set.
10095 (*exception_receiver_2): Also enable when
10096 flag_reorder_blocks_and_partition is set.
10098 2009-08-20 Matt Rice <ratmice@gmail.com>
10099 Diego Novillo <dnovillo@google.com>
10101 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10104 2009-08-20 Richard Guenther <rguenther@suse.de>
10106 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10107 * c-tree.h (c_dup_lang_specific_decl): Remove.
10108 (struct lang_decl, struct lang_type): Move definitions ...
10109 * c-lang.h: ... here. New file.
10110 * c-decl.c: Include c-lang.h.
10111 (c_dup_lang_specific_decl): Remove.
10112 * c-typeck.c: Include c-lang.h.
10113 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10114 (c-typeck.o): Likewise.
10115 * c-config-lang.in (gtfiles): Add c-lang.h.
10116 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10119 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10121 * config/alpha/alpha.c (alpha_end_function): Do not clear
10122 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10123 this is now handled in generic code.
10125 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10127 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10128 (s390_z10_fix_long_loop_prediction): New function.
10129 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10130 (s390_reorg): Walk over the INSNs and invoke
10131 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10133 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10135 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10136 "*brx_64bit", "*brx_31bit"): New patterns.
10137 * config/s390/s390.c ('E'): New output modifier.
10139 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10140 Richard Earnshaw <richard.earnshaw@arm.com>
10142 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10143 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10145 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10147 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10149 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10150 for mode mode of operand0 when doing secondary reload for SAR.
10152 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10154 PR middle-end/41123
10155 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10156 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10158 2009-08-19 Jason Merrill <jason@redhat.com>
10160 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10161 supported template depth in C++0x.
10163 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10165 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10166 free_after_compilation.
10167 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10168 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10169 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10170 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10171 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10172 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10173 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10175 2009-08-19 Ian Lance Taylor <iant@google.com>
10177 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10178 of (plus (mult (neg B) C) A).
10180 2009-08-18 Michael Matz <matz@suse.de>
10182 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10183 instead of comparing TYPE_MAIN_VARIANT for equality.
10184 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10185 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10186 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10187 * gimplify.c (goa_lhs_expr_p): Ditto and use
10188 STRIP_USELESS_TYPE_CONVERSION.
10190 2009-08-18 Michael Matz <matz@suse.de>
10192 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10193 first field in a struct.
10194 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10196 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10198 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10199 locators before emit_insn is called. Remove assert that
10201 (alpha_end_function): Clear crtl->emit structure and free insn
10202 locators if cfun->is_thunk is true.
10204 2009-08-18 Jason Merrill <jason@redhat.com>
10206 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10208 * configure.ac: Test for it.
10209 * configure, config.in: Regenerate.
10210 * doc/install.texi: Document --enable-gnu-unique-object.
10212 2009-08-18 Richard Guenther <rguenther@suse.de>
10214 PR middle-end/41094
10215 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10216 pow(x,y*z) only if x is nonnegative.
10218 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10220 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10224 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10225 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10227 2009-08-17 DJ Delorie <dj@redhat.com>
10229 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10230 * config/m32c/prologue.md (epilogue_freit): New.
10232 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10233 (bank_switch_p): Likewise.
10234 (fast_interrupt_p): Likewise.
10235 (interrupt_p): Likewise.
10236 (m32c_conditional_register_usage): Round memregs size up.
10237 (need_to_save): We only need to save $a0 when we use ENTER.
10238 (interrupt_p): Check for fast_interrupt too.
10239 (bank_switch_p): New.
10240 (fast_interrupt_p): New.
10241 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10242 (m32c_emit_prolog): Support bank switching and fast interrupts.
10243 * doc/extend.texi (Function Attributes): Add bank_switch and
10246 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10248 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10249 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10251 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10253 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10254 (menu): Add IA-64/VMS Options.
10255 (IA-64/VMS Options): Likewise.
10257 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10260 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10262 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10264 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10265 (mips_pop_asm_switch): Likewise.
10266 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10268 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10269 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10270 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10271 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10272 instead of set_noreorder.
10273 (mips_output_function_prologue): Use the new functions.
10274 (mips_output_function_epilogue): Likewise.
10275 (mips_need_noat_wrapper_p): New function, split out from...
10276 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10277 Use mips_push_asm_switch and mips_pop_asm_switch.
10278 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10279 and mips_pop_asm_switch.
10280 (ASM_OUTPUT_REG_POP): Likewise.
10281 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10282 Use mips_pop_asm_switch.
10283 (mips_asm_switch): New structure.
10284 (set_noreorder, set_nomacro): Replace with...
10285 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10286 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10287 instead of set_nomacro.
10288 (fix_truncsfsi2_macro): Likewise.
10289 (cprestore): Likewise.
10290 (hazard): Use mips_noreorder instead of set_noreorder.
10291 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10293 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10295 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10296 from prev_active_insn.
10298 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10300 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10301 * config/avr/avr.c (avr_override_options): Initialize
10302 avr_current_arch variable.
10303 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10304 __AVR_HAVE_16BIT_SP__ according to the device type.
10305 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10307 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10308 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10310 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10313 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10314 generating inlined subroutine die only. We shouldn't be
10315 called for anything else.
10316 (gen_block_die): Don't generate inline subroutine debug info for
10319 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10321 * graphite-poly.c (print_pbb): Print PBB index.
10323 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10325 PR middle-end/40981
10326 * graphite-interchange.c (ppl_max_for_le): Moved...
10327 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10328 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10329 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10330 * graphite-ppl.h (ppl_max_for_le): Declared.
10332 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10334 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10335 supported on all platforms.
10336 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10337 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10338 * c-pragma.c: Likewise.
10339 * target-def.h (TARGET_INITIALIZER): Remove
10340 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10341 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10343 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10345 * config/ia64/fde-vms.c: New file.
10346 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10347 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10348 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10349 (uw_frame_state_for): Only register a personality routine if it is
10350 known to be compatible with our expectations.
10351 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10352 Declare unw_table_entry stack variable and
10353 mod all calls to _Unwind_FindTableEntry to add arg.
10354 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10355 (_Unwind_FindTableEntry): Add arg to prototype.
10357 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10359 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10360 field 'signal_pfs_loc'.
10361 (uw_frame_state_for): Remove duplicate code dealing with leaf
10362 procedures without unwind info.
10363 If in the frame after unwinding through a signal handler, restore
10364 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10365 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10366 'pfs_loc' to the AR.PFS location in the signal context; instead
10367 set 'signal_pfs_loc'.
10368 Manually generate the unwind info for the AR.PFS register.
10369 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10370 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10371 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10372 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10373 instead set 'signal_pfs_loc'.
10374 Remove code preventing the AR.PFS register from being restored
10375 from the signal context.
10377 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10378 Tristan Gingold <gingold@adacore.com>
10380 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10381 * config/ia64/t-vms: New file.
10382 * config/ia64/vms64.h: New file.
10383 * config/ia64/vms.h: New file.
10384 * config/ia64/vms-crtinit.asm: New file.
10385 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10386 * config/ia64/vms-unwind.h: New file.
10388 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10390 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10393 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10395 PR middle-end/30789
10396 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10397 Move declaration...
10398 * real.h (do_mpc_arg2): ... here.
10399 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10402 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10404 * final.c (add_debug_prefix_map): Don't use GC memory for
10405 old_prefix and new_prefix.
10407 2009-08-14 Richard Guenther <rguenther@suse.de>
10409 * ipa-prop.c (compute_complex_pass_through): If we cannot
10410 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10412 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10414 * c-lex.c (c_lex_with_flags): Increase size of local variable
10415 to avoid memory clobber.
10417 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10420 * config/i386/i386.c (ix86_fp_comparison_strategy):
10421 Only enable/disable sahf at function granularity.
10423 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10425 PR rtl-optimization/41064
10426 * reload1.c (reload_as_needed): Don't call extract_insn
10427 for known invalid replacements after calling
10428 validate_replace_rtx_group and verify_changes.
10430 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10433 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10434 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10435 ix86_expand_fp_vcond.
10436 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10437 Assert that operation is supported by ix86_expand_int_vcond.
10438 (vcondu<SSEMODE124C8:mode>): Ditto.
10440 2009-08-13 DJ Delorie <dj@redhat.com>
10442 * config/i386/djgpp-stdint.h: New.
10443 * config.gcc (djgpp): Use it.
10445 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10447 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10448 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10450 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10452 * tree-ssa-loop-prefetch.c
10453 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10454 for long-stride pruning.
10455 (compute_miss_rate): New function to compute the probability
10456 that two memory references access different cache lines.
10458 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10460 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10462 2009-08-13 Richard Guenther <rguenther@suse.de>
10464 PR middle-end/41047
10465 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10466 use the constant pointer type.
10467 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10468 of CV qualifiers on the target pointer type.
10469 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10470 conversion check before restrict check.
10472 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10475 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10477 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10479 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10481 2009-08-12 Richard Guenther <rguenther@suse.de>
10483 PR tree-optimization/41011
10484 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10485 and reference constructing.
10487 2009-08-12 Xinliang David Li <davidxl@google.com>
10489 PR tree-optimization/41012
10490 * tree-flow.h : New external interface.
10491 * gimple-low.c (check_call_arg): Change to public function.
10492 Remove argument mismatch check in lowering.
10493 * tree-inline.h (tree_can_inline_p): Interface change.
10494 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10495 into this function.
10496 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10497 Call change to tree_can_inline_p function.
10498 (cgraph_decide_inlining_incrementally): Ditto.
10500 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10502 PR tree-optimization/41031
10503 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10504 on the partition variable rather than promote_mode on the source
10505 type. Assert that the partition variable's type has the same
10506 mode as the source value's.
10508 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10510 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10511 for for_return == 2.
10512 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10514 * calls.c (expand_call): Fix typo.
10515 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10517 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10519 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10520 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10521 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10522 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10524 2009-08-12 Andrew Haley <aph@redhat.com>
10526 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10528 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10531 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10533 2009-08-12 Richard Guenther <rguenther@suse.de>
10535 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10536 * gimplify.c (gimplify_modify_expr): Do not use
10537 lang_hooks.types_compatible_p.
10538 * tree-ssa.c (useless_type_conversion_p): For aggregates
10539 just return false if the canonical types differ.
10541 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10543 PR middle-end/40980
10544 * sese.c (convert_for_phi_arg): New.
10545 (add_guard_exit_phis): Use convert_for_phi_arg.
10547 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10549 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10550 unknown subscript upper bounds.
10552 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10553 Pranav Garg <pranav.garg2107@gmail.com>
10555 * graphite-interchange.c (gather_access_strides): Removed.
10556 (ppl_max_for_le): New.
10557 (build_linearized_memory_access): New.
10558 (memory_stride_in_loop): New.
10559 (pbb_interchange_profitable_p): Reimplemented.
10560 * graphite-ppl.h (ppl_new_id_map): New.
10561 (ppl_interchange): New.
10563 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10565 * graphite-interchange.c (compute_subscript): Removed.
10566 (compute_array_size_cstr): Removed.
10567 (compute_array_size_poly): Removed.
10568 (compute_array_size): Removed.
10569 (gather_access_strides_poly): Removed.
10570 (gather_access_strides): Empty.
10572 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10574 * graphite-dependences.c (dependence_polyhedron_1): Replace
10575 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10576 (graphite_legal_transform_dr): Same.
10577 (graphite_carried_dependence_level_k): Same.
10578 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10579 Initialize PDR_NB_SUBSCRIPTS.
10580 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10582 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10583 (PDR_NB_SUBSCRIPTS): New.
10584 (pdr_nb_subscripts): Removed.
10585 (pdr_dim): Simplified.
10586 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10587 with PDR_NB_SUBSCRIPTS.
10589 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10591 * graphite-interchange.c (compute_array_size): Remove use of
10592 PDR_DATA_CONTAINER.
10593 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10594 Do not initialize PDR_DATA_CONTAINER.
10595 (print_pdr): Do not print PDR_DATA_CONTAINER.
10596 * graphite-poly.h (struct poly_dr): Remove data_container field.
10597 (PDR_DATA_CONTAINER): Removed.
10598 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10599 PDR_DATA_CONTAINER.
10600 (build_poly_dr): Same.
10602 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10603 Sebastian Pop <sebastian.pop@amd.com>
10605 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10606 copy of the dependence polyhedron. Free the temporary objects.
10607 (graphite_carried_dependence_level_k): Free unused objects before
10610 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10612 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10613 Early return without analyzing the data dependences if no
10614 transform has been done. Call restore_scattering if the transform
10616 (graphite-interchange.c): Same.
10617 * graphite-poly.c (print_scattering_function): Test for
10619 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10620 (apply_poly_transforms): Do not gcc_assert that
10621 the transform is legal.
10622 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10623 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10624 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10625 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10626 * graphite-poly.h (struct poly_scattering): New.
10627 (struct poly_bb): Add original, transformed, and saved fields.
10628 Remove transformed_scattering, original_scattering,
10629 nb_local_variables and nb_scattering_transform fields.
10630 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10631 (poly_scattering_new): New.
10632 (poly_scattering_free): New.
10633 (poly_scattering_copy): New.
10634 (store_scattering_pbb): New.
10635 (store_scattering): New.
10636 (restore_scattering_pbb): New.
10637 (restore_scattering): New.
10638 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10639 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10641 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10643 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10644 (print_scop): Same.
10646 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10648 * Makefile.in (graphite.o): Depends on PREDICT_H.
10649 * graphite.c: Include predict.h.
10650 (graphite_finalize): Call tree_estimate_probability.
10651 * predict.c (predict_loops): Do not call scev_initialize and
10653 (tree_estimate_probability_bb): New.
10654 (tree_estimate_probability): Do not initialize loops: move that
10655 code to the driver. Call tree_estimate_probability_bb.
10656 (tree_estimate_probability_driver): New.
10657 (pass_profile): Use tree_estimate_probability_driver.
10658 * predict.h (tree_estimate_probability): Declared.
10660 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10662 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10663 * graphite-dependences.c (graphite_legal_transform): Add time to
10664 TV_GRAPHITE_DATA_DEPS.
10665 (dependency_between_pbbs_p): Same.
10666 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10668 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10670 PR rtl-optimization/41033
10671 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10672 aliasing is disabled.
10674 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10676 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10677 si_mask_operand, and_load_operand, low_bitmask_operand,
10678 and_reg_operand, and_operand): New predicates.
10679 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10680 * config/mips/mips.c (and_operands_ok): New function.
10681 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10682 * config/mips/mips.md (move_type): Add ext_ins and logical.
10683 (type): Handle them.
10684 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10685 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10686 shift_shift. Remove commutative constraint modifier.
10687 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10689 (*clear_upper32_dext): Remove define_insn_and_split.
10690 (*clear_upper32): Turn this define_insn_and_split ...
10691 (splitter for ANDing register with 0xffff_ffff): .. into this.
10693 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10695 * combine.c (try_widen_shift_mode): Factor out code to check if an
10696 integer constant is a low-order bitmask from here ...
10697 * rtlanal.c (low_bitmask_len): ... to here.
10698 * rtl.h (low_bitmask_len): Declare.
10700 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10703 * config/alpha/alpha.md (addsi3): Remove expander.
10704 (addsi3): Rename from *addsi3_internal insn pattern.
10705 (subsi3): Remove expander.
10706 (subsi3): Rename from *subsi3_internal insn pattern.
10708 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10710 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10713 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10714 Eric Botcazou <botcazou@adacore.com>
10715 Douglas B Rupp <rupp@gnat.com>
10717 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10718 that records that fit in 64 bits are returned by immediate value,
10719 as required by OpenVMS Calling Standard.
10720 (function_value): Adjust for above modification.
10721 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10722 virtual_incoming_args_rtx as base object, not next_arg.
10723 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10725 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10727 * reload.c (find_reloads_subreg_address): Check the original
10728 req_equiv_mem address to detect the case where an address is
10729 not valid in the outer mode.
10731 2009-08-11 Richard Guenther <rguenther@suse.de>
10734 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10736 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10738 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10739 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10741 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10742 Douglas B Rupp <rupp@gnat.com>
10744 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10745 PT_STACK when frame_pointer_needed on OpenVMS.
10746 (alpha_pv_save_size, alpha_using_fp): Remove.
10747 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10748 with proper processing for PT_NULL.
10749 (alpha_vms_initial_elimination_offset): New function. Support for
10750 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10751 (alpha_sa_size): Force procedure type to PT_STACK when
10752 frame_pointer_needed on OpenVMS.
10753 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10754 (alpha_using_fp): Likewise.
10755 (alpha_vms_can_eliminate): Add prototype.
10756 (alpha_vms_initial_elimination_offset): Likewise.
10757 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10758 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10760 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10761 Douglas B Rupp <rupp@gnat.com>
10763 * config/alpha/alpha.c (common_object_handler): New function.
10764 (vms_attribute_table): Declare a single attribute "common_object".
10765 (vms_output_aligned_decl_common): New global function.
10766 (SECTION_VMS_OVERLAY): Delete.
10767 (SECTION_VMS_GLOBAL): Likewise.
10768 (SECTION_VMS_INITIALIZE): Likewise.
10769 (vms_asm_named_section): Remove support for above flags.
10770 (vms_section_type_flags): Delete.
10771 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10772 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10773 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10774 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10776 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10779 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10780 (sub_ddmmss): Likewise.
10782 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10785 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10788 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10791 * reload1.c (reload_as_needed): Use cancel_changes to completely
10792 undo a failed replacement attempt.
10794 2009-08-10 Richard Guenther <rguenther@suse.de>
10796 PR middle-end/41006
10797 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10798 (useless_type_conversion_p): ... here. Require pointer targets
10801 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10804 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10805 loose the original type of the statement list.
10807 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10809 * config/alpha/alpha.c: Include libfuncs.h
10810 (avms_asm_output_extern): New function.
10811 (alpha_init_libfuncs): Init some decc libfuncs.
10812 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10813 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10814 (DO_CRTL_NAMES): Define.
10815 (LIB_SPEC): Remove.
10816 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10817 (LONG_TYPE_SIZE): Define.
10818 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10819 (SUBTARGET_SWITCHES): Define malloc64 switch.
10820 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10821 (MASK_RETURN_ADDR): Define.
10822 doc/invoke.texi (mmalloc64): Document switch.
10824 2009-08-09 Olivier Hainque <hainque@adacore.com>
10825 Douglas B Rupp <rupp@gnat.com>
10827 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10828 uses_condition_handler.
10829 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10830 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10831 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10832 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10833 (code_for_builtin): New insn codes for the new alpha_builtins.
10834 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10835 (alpha_sa_size): Account for uses_condition_handler.
10836 (alpha_expand_prologue): Likewise.
10837 (alpha_start_function): Likewise.
10838 (alpha_expand_epilogue): Likewise.
10839 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10840 establish/revert expanders.
10841 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10842 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10843 New expander, resorting to the alpha.c associated function.
10844 (builtin_revert_vms_condition_handler): Likewise.
10845 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10846 __gcc_shell_handler, the static VMS condition handler used as
10847 an indirection wrapper to the current dynamically established
10849 * config/alpha/vms-unwind.h: Complete rewrite.
10850 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10851 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10853 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10854 Douglas B Rupp <rupp@gnat.com>
10856 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10857 (alpha_need_linkage): Handle aliases. Return function symbol.
10858 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10859 Use ultimate alias target for the linkage name.
10860 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10861 by alpha_need_linkage for the function symbol.
10862 (setmemdi): Likewise.
10864 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10866 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10867 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10868 (ASM_WEAKEN_LABEL): Define.
10869 (CRT_CALL_STATIC_FUNCTION): Define.
10870 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10871 (ENDFILE_SPEC): Define.
10872 (INIT_SECTION_ASM_OP): Define.
10873 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10874 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10875 crtend.o crtendS.o.
10876 (MULTILIB_OSDIRNAMES): Define.
10877 (shlib_version): Define.
10878 (SHLIB_EXT): Define.
10879 (SHLIB_OBJS): Define.
10880 (SHLIB_NAME): Define.
10881 (SHLIB_MULTILIB): Define.
10882 (SHLIB_INSTALL): Define.
10883 (SHLIB_SYMVEC): Define.
10884 (SHLIB_SYMVECX2): Define.
10885 (SHLIB_LINK): Define.
10887 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10889 * config/alpha/alpha.c (alpha_initialize_trampoline):
10890 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10891 (alpha_start_function): Emit transfer address on nested functions
10892 for VMS trampoline call.
10893 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10894 since no longer used.
10895 * config/alpha/vms-tramp.asm: Remove.
10896 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10897 since now only data initialized at runtime.
10899 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10901 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10902 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10903 (MD_EXEC_PREFIX): Remove, no longer used.
10904 (MD_STARTFILE_PREFIX): Likewise.
10905 (INCLUDE_DEFAULTS): Likewise.
10906 * config/alpha/t-vms:
10907 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10909 2009-08-09 Richard Guenther <rguenther@suse.de>
10911 PR tree-optimization/41016
10912 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10913 (operand_precision): Remove.
10914 (integral_operand_p): Likewise.
10915 (recognize_single_bit_test): Adjust.
10917 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10919 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10920 operation overflows. Likewise non-cast unary arithmetic.
10921 If one arm of a conditional expression is always taken,
10922 inhibit evaluation warnings for the other arm. Likewise inhibit
10923 evaluation warnings for the second && or || operand if the first
10924 operand is enough to determine the result.
10925 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10927 (build_binary_op): Prevent duplicate evaluation warnings.
10929 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10931 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10932 and destination have different modes, Use promote_mode to
10933 determine the signedness of the conversion. Assert that the
10934 promoted source mode matches the destination mode. Don't pass
10935 the destination and destination mode to expand_expr if the source
10936 mode is different. Simplify conversion logic.
10938 2009-08-09 Ira Rosen <irar@il.ibm.com>
10940 PR tree-optimization/41008
10941 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10942 from condition only in case it's a comparison. Adjust checks.
10944 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10946 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10947 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10948 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10949 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10950 (dump_cand): Handle them.
10951 (struct iv_cand): New members COST_STEP and AINC_USE.
10952 (stmt_after_increment): Likewise.
10953 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10954 callers changed. Use gimple_uid comparison instead of scanning.
10955 (add_candidate_1): When looking for identical candidates, take
10956 AINC_USE into account. Set it for new candidates.
10957 (force_expr_to_var_cost): Cast target_spill_cost to int.
10958 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10959 All callers changed. Check for availability of autoinc addressing
10960 modes, both in general for a given mode, and in the specific use case.
10961 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10963 (get_computation_cost): Likewise.
10964 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10965 add_autoinc_candidates): New static functions.
10966 (add_candidate): Call add_autoinc_candidates for candidates based on
10968 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10969 (determine_use_iv_cost_address): If we have an autoinc candidate at
10970 the matching use, verify autoinc is possible and subtract the cost
10971 of the candidate's step from the cost.
10972 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10973 member of the candidate.
10974 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10975 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10977 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10979 * config.build (ia64-hp-*vms*): New target.
10980 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10981 with ia64-hp-*vms*.
10982 * config.gcc (ia64-hp-*vms*): New target.
10983 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10984 with ia64-hp-*vms*.
10985 * config.host (ia64-hp-*vms*): New target.
10986 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10987 with ia64-hp-*vms*.
10989 2009-08-08 Richard Guenther <rguenther@suse.de>
10991 PR tree-optimization/40991
10992 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10994 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10996 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10997 mode check. Do truncations in an integer mode.
10998 (force_to_mode): Handle subregs for all mode types. Only do
10999 arithmetic simplifications on integer modes.
11001 2009-08-07 Richard Guenther <rguenther@suse.de>
11003 PR tree-optimization/40999
11004 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11005 (maybe_fold_reference): Lookup constant initializers.
11006 (fold_gimple_assign): Likewise.
11008 2009-08-07 Richard Guenther <rguenther@suse.de>
11010 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11011 that require structural equality defer to the langhook.
11013 2009-08-07 Martin Jambor <mjambor@suse.cz>
11015 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11017 (struct ipa_pass_through_data): New type.
11018 (struct ipa_ancestor_jf_data): New type.
11019 (union jump_func_value): Removed field formal_id, added fields
11020 pass_through and ancestor.
11021 (struct ipa_param_call_note): Changed type of formal_id to int from
11023 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11024 operations jump functions and ancestor jump functions.
11025 (compute_complex_pass_through): New function.
11026 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11027 reflect changes in the jump function strucutre.
11028 (update_jump_functions_after_inlining): Ignore complex pass-through
11029 and ancestor jump functions.
11030 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11031 polynomial pass-through with operation jump functions.
11033 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11035 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11036 fde->dw_fde_begin as begin label instead of hot/cold label.
11037 Use LLSDAC label instead of LLSDA for second section lsda.
11038 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11039 label instead of LLSDA if it is true.
11040 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11042 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11043 SECTION argument. Use it as index into crtl->eh.call_site_record
11045 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11046 use it to determine how to print table entries instead of using
11047 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11048 label instead of normal begin label as base.
11049 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11050 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11051 ensure no EH range spans between sections and that landing pads
11052 are always in the corresponding section.
11053 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11054 for crtl->eh.call_site_record being an array rather than scalar.
11055 (output_one_function_exception_table): New function, copied
11056 from output_function_exception_table. Adjust
11057 dw2_size_of_call_site_table, dw2_output_call_site_table
11058 callers. For SECOND section use *C suffixed labels.
11059 (output_function_exception_table): Call
11060 output_one_function_exception_table and, when doing hot/cold
11061 partitioning, also another time for the second section.
11062 * opts.c: Include except.h.
11063 (decode_options): Allow -freorder-blocks-and-partition with
11064 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11065 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11066 * function.h (struct rtl_eh): Change call_site_record from
11067 scalar into array of 2 elements.
11069 2009-08-07 Martin Jambor <mjambor@suse.cz>
11071 * ipa-prop.c (count_formal_params_1): New function.
11072 (ipa_get_vector_of_formal_parms): New function.
11073 (get_vector_of_formal_parm_types): New function.
11074 (ipa_modify_formal_parameters): New function.
11075 (ipa_modify_call_arguments): New function.
11076 (index_in_adjustments_multiple_times_p): New function.
11077 (ipa_combine_adjustments): New function.
11078 (ipa_dump_param_adjustments): New function.
11079 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11080 (ipa_get_vector_of_formal_parms): Declare.
11081 (ipa_modify_formal_parameters): Declare.
11082 (ipa_modify_call_arguments): Declare.
11083 (ipa_combine_adjustments): Declare.
11084 (ipa_dump_param_adjustments): Declare.
11085 (build_ref_for_offset): Declare.
11086 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11087 * tree-sra.c: Include ipa-prop.c.
11088 (build_ref_for_offset): Make public.
11090 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11092 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11094 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11096 * gcc/doc/extend.texi (__builtin_extract_return_address)
11097 (__builtin_frob_return_address): Document.
11099 2009-08-06 Paul Brook <paul@codesourcery.com>
11101 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11102 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11103 implementation on ARMv6-M.
11105 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11107 * doc/extend.texi (pcs): Document new attribute for ARM.
11109 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11111 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11114 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11116 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11119 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11121 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11123 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11125 Merge ARM/hard_vfp_branch to trunk.
11127 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11129 * arm.c (libcall_eq): New function.
11130 (libcall_hash): New function.
11131 (add_libcall): New function.
11132 (arm_libcall_uses_aapcs_base): New function.
11133 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11134 libcalls using the base PCS.
11135 (arm_init_cumulative_args): Likewise.
11137 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11139 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11140 Use base ABI for conversion libfuncs between HFmode and SFmode.
11142 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11144 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11145 V4SImode as representatives of all 64-bit and 128-bit vector
11146 types. Allow vector types without vector modes.
11147 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11148 without vector modes like BLKmode.
11149 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11150 BLKmode. Avoid unsupported vector modes or TImode moves for
11152 (aapcs_vfp_allocate_return_reg): Likewise.
11153 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11154 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11156 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11158 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11159 (arm_get_pcs_model): Pass attribute arguments to
11160 arm_pcs_from_attribute.
11161 (arm_init_cumulative_args): Use base AAPCS for conversions from
11162 floating-point types to DImode.
11163 (arm_attribute_table): Add pcs attribute.
11164 (arm_handle_pcs_attribute): New.
11165 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11166 conversions from floating-point types to DImode, also declare them
11167 to use base AAPCS and declare functions they call to use base
11168 AAPCS and their RTABI names.
11170 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11172 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11173 -mfloat-abi=hard not being supported for VFP.
11175 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11177 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11178 SYMBOL_REF to hard_libcall_value.
11180 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11181 Richard Earnshaw <rearnsha@arm.com>
11183 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11184 has been put on the stack, all remaining co-processory arguments for
11185 that co-processor also go on the stack.
11187 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11189 * config/arm/arm.c (arm_return_in_memory): Handle returning
11190 vectors of suitable size in registers also for AAPCS case.
11192 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11194 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11196 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11198 ARM Hard-VFP calling convention
11199 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11200 * target.h (gcc_target): Add libcall_value to table of call hooks.
11201 * targhooks.h (default_libcall_value): Default implementation.
11202 * targhooks.c (default_libcall_value): Likewise.
11203 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11204 * optabs.c (expand_unop): Use it.
11205 * expr.h (hard_libcall_value): Pass the function RTX through.
11206 * calls.c (emit_library_call_value_1): Update call to
11207 hard_libcall_value.
11208 * explow.c (hard_libcall_value): Use new target hook.
11209 * config/arm/arm.c: Include cgraph.h
11210 (TARGET_FUNCTION_VALUE): Override default hook.
11211 (arm_pcs_default): New variable.
11212 (arm_override_options): Don't fault hard calling convention with VFP.
11213 Add support for AAPCS variants.
11214 (arm_function_value): Make static. Handle AAPCS variants.
11215 (arm_libcall_value): New function.
11216 (arm_apply_result_size): Handle VFP registers in results.
11217 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11219 (pcs_attribute_args): New variable.
11220 (arm_pcs_from_attribute): New function.
11221 (arm_get_pcs_model): New function.
11222 (aapcs_vfp_cum_init): New function.
11223 (aapcs_vfp_sub_candidate): New function.
11224 (aapcs_vfp_is_return_candidate): New function.
11225 (aapcs_vfp_is_call_candidate): New function.
11226 (aapcs_vfp_allocate): New function.
11227 (aapcs_vfp_allocate_return_reg): New function.
11228 (aapcs_vfp_advance): New function.
11229 (aapcs_cp_arg_layout): New variable.
11230 (aapcs_select_call_coproc): New function.
11231 (aapcs_select_return_coproc): New function.
11232 (aapcs_allocate_return_reg): New function.
11233 (aapcs_libcall_value): New function.
11234 (aapcs_layout_arg): New function.
11235 (arm_init_cumulative_args): Initialize AAPCS args data.
11236 (arm_function_arg): Handle AAPCS variants using new interface.
11237 (arm_arg_parital_bytes): Likewise.
11238 (arm_function_arg_advance): New function.
11239 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11240 calling conventions.
11241 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11242 * arm.h (NUM_VFP_ARG_REGS): Define.
11243 (LIBCALL_VALUE): Update.
11244 (FUNCTION_VALUE): Delete.
11245 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11246 (arm_pcs): New enum.
11247 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11248 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11249 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11250 * arm-protos.h (arm_function_arg_advance): Add.
11251 (aapcs_libcall_value): Add.
11252 (arm_function_value): Delete.
11254 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11255 H.J. Lu <hongjiu.lu@intel.com>
11258 * config/i386/i386.c (standard_sse_mode_p): Remove.
11259 (standard_sse_constant_p): Return 2 for integer mode
11260 vector_all_ones_operand when SSE2 is enabled.
11261 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11262 (ix86_expand_vector_move): Do not check for negative values from
11263 standard_sse_constant_p.
11265 2009-08-06 Richard Guenther <rguenther@suse.de>
11267 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11268 array type comparisons frontend independent.
11269 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11270 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11271 out array reference lower bound and element size operands.
11272 (ao_ref_init_from_vn_reference): Properly compute the offset
11273 for ARRAY_RANGE_REF.
11274 (vn_reference_fold_indirect): Fill out array reference lower
11275 bound and element size operands.
11276 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11277 a non gimple valued reference operand which can happen for
11278 array reference lower bound or element size.
11279 (create_component_ref_by_pieces_1): Properly generate the
11280 element size operand for array references.
11282 2009-08-06 Richard Guenther <rguenther@suse.de>
11284 PR tree-optimization/40964
11285 * tree.c (iterative_hash_host_wide_int): Export.
11286 * tree.h (iterative_hash_host_wide_int): Declare.
11287 * tree-ssa-structalias.c (heapvar_map): New struct.
11288 (heapvar_map_eq): New function.
11289 (heapvar_map_hash): Likewise.
11290 (heapvar_lookup): Adjust.
11291 (heapvar_insert): Likewise.
11292 (make_constraint_from_heapvar): Allow multiple heap variables
11293 per decl at different offsets.
11294 (init_alias_heapvars): Adjust.
11296 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11298 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11299 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11300 trailing sync if TARGET_SYNC_AFTER_SC.
11302 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11304 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11305 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11306 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11307 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11308 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11309 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11310 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11311 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11312 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11313 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11314 the prototype declaration match the definition.
11315 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11316 instructions explicitly. Add barrier_before and operands
11318 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11319 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11320 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11321 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11322 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11323 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11325 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11327 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11329 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11330 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11333 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11336 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11338 PR rtl-optimization/40924
11339 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11340 make sure canon_rtx (mem_address) isn't simpler than
11341 canon_rtx (expanded_mem_address).
11343 2009-08-05 Li Feng <nemokingdom@gmail.com>
11345 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11346 for each poly_bb_p.
11347 (build_scop_drs): Build alias set for each SCoP.
11349 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11351 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11352 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11353 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11354 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11355 (BASE_DRIVER_SELF_SPECS): Likewise.
11357 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11359 * tree-ssa-alias.c: Fix some comment typos.
11361 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11363 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11364 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11366 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11369 * simplify-rtx.c (simplify_binary_operation_1): Disable
11370 simplifications for decimal float operations.
11372 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11374 PR middle-end/40943
11375 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11376 operand of INDIRECT_REF.
11378 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11380 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11381 constants referencing TLS symbols.
11383 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11385 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11386 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11388 2009-08-03 Richard Guenther <rguenther@suse.de>
11390 * tree.c (make_vector_type): Build a main variant first,
11391 get the canonical one and then build the variant.
11392 * tree-ssa.c (useless_type_conversion_p_1): Handle
11394 (useless_type_conversion_p): Conversions to pointers to
11395 incomplete record types are useless.
11397 2009-08-03 Richard Guenther <rguenther@suse.de>
11399 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11400 file will be created.
11401 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11402 * toplev.c (compile_file): Adjust comment.
11404 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11406 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11407 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11408 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11409 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11410 (sh_promote_function_mode): Fix typo.
11412 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11414 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11416 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11418 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11419 declaration arguments.
11421 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11423 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11424 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11425 (ix86_split_ashl): Ditto.
11426 (ix86_expand_vector_init_one_nonzero): Ditto.
11427 (ix86_expand_vector_set): Ditto.
11428 (ix86_expand_reduc_v4sf): Ditto.
11430 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11432 * explow.c (promote_function_mode): Remove assert.
11433 * config/sh/sh.c (sh_promote_function_mode): Declare.
11435 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11437 * config/pa/pa.c (pa_promote_function_mode): Declare.
11438 Change to static. Fix promote_mode call.
11440 * gthr-dce.h (CONST_CAST2): Define if not defined.
11441 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11443 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11445 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11447 * expr.c (store_constructor): Use promote_decl_mode. Remove
11448 now write-only variable unsignedp.
11449 (expand_expr_real_1): Use promote_decl_mode.
11450 * expr.h (promote_function_mode, promote_decl_mode): New.
11451 (promote_mode): Remove last argument.
11452 * function.c (assign_temp): Drop last argument of promote_mode.
11453 (assign_parm_find_data_types): Use promote_function_mode.
11454 (assign_parm_setup_reg): Likewise.
11455 (expand_function_end): Use promote_function_mode.
11456 * calls.c (initialize_argument_information): Use promote_function_mode.
11457 (precompute_arguments): Use promote_mode instead of checking if
11458 only PROMOTE_FUNCTION_MODE is defined.
11459 (expand_call): When making sibcall decisions, use promote_function_mode.
11460 Below, remove an if for targetm.calls.promote_function_return and
11461 and use promote_function_mode.
11462 (emit_library_call_value_1): Use promote_function_mode, fix bug
11463 where promote_mode was passed FOR_CALL == 0 for a return value in an
11465 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11466 * explow.c (promote_function_mode, promote_decl_mode): New.
11467 (promote_mode): Keep only the FOR_CALL == 0 case.
11468 * combine.c (setup_incoming_promotion): Remove test of
11469 promote_function_args. Use promote_function_mode.
11470 * stmt.c (expand_value_return): Use promote_decl_mode.
11471 (expand_decl): Use promote_decl_mode.
11473 * expr.c (store_constructor): Use promote_decl_mode. Remove
11474 now write-only variable unsignedp.
11475 (expand_expr_real_1): Use promote_decl_mode.
11476 * expr.h (promote_function_mode, promote_decl_mode): New.
11477 (promote_mode): Remove last argument.
11478 * function.c (assign_temp): Drop last argument of promote_mode.
11479 (assign_parm_find_data_types): Use promote_function_mode.
11480 (assign_parm_setup_reg): Likewise.
11481 (expand_function_end): Use promote_function_mode.
11482 * calls.c (initialize_argument_information): Use promote_function_mode.
11483 (precompute_arguments): Use promote_mode instead of checking if
11484 only PROMOTE_FUNCTION_MODE is defined.
11485 (expand_call): When making sibcall decisions, use promote_function_mode.
11486 Below, remove an if for targetm.calls.promote_function_return and
11487 and use promote_function_mode.
11488 (emit_library_call_value_1): Use promote_function_mode, fix bug
11489 where promote_mode was passed FOR_CALL == 0 for a return value in an
11491 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11492 * explow.c (promote_function_mode, promote_decl_mode): New.
11493 (promote_mode): Keep only the FOR_CALL == 0 case.
11494 * combine.c (setup_incoming_promotion): Remove test of
11495 promote_function_args. Use promote_function_mode.
11496 * stmt.c (expand_value_return): Use promote_decl_mode.
11497 (expand_decl): Use promote_decl_mode.
11499 * explow.c (promote_function_mode): Just call the target hook.
11500 * targhooks.c (default_promote_function_mode,
11501 default_promote_function_mode_always_promote): New.
11502 * targhooks.h (default_promote_function_mode,
11503 default_promote_function_mode_always_promote): Declare.
11504 * target.h (promote_function_args, promote_function_return): Remove.
11505 (promote_function_mode): New.
11506 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11507 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11508 (TARGET_PROMOTE_FUNCTION_MODE): New.
11509 (TARGET_CALLS): Adjust.
11510 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11511 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11513 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11514 * config/s390/s390.c (s390_promote_function_mode): ... here,
11515 with pointer handling.
11516 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11517 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11519 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11520 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11521 with pointer handling.
11522 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11523 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11525 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11526 * config/sh/sh.c (sh_promote_function_mode): New.
11527 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11528 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11530 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11531 * config/cris/cris.c (cris_promote_function_mode): ... here.
11532 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11533 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11535 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11536 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11537 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11538 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11540 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11541 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11542 complex type handling.
11543 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11544 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11546 * config/pa/pa.c (pa_promote_function_mode): New.
11547 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11548 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11550 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11551 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11552 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11553 * config/xtensa/xtensa.c: Likewise.
11554 * config/stormy16/stormy16.c: Likewise.
11555 * config/iq2000/iq2000.c: Likewise.
11556 * config/rs6000/rs6000.c: Likewise.
11557 * config/picochip/picochip.c: Likewise.
11558 * config/arc/arc.c: Likewise.
11559 * config/mcore/mcore.c: Likewise.
11560 * config/score/score.c: Likewise.
11561 * config/mips/mips.c: Likewise.
11562 * config/bfin/bfin.c: Likewise.
11563 * config/ia64/ia64.c: Likewise (disabled though).
11565 * config/frv/frv.h: Remove pointless remark.
11567 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11568 TARGET_PROMOTE_FUNCTION_ARGS,
11569 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11570 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11572 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11574 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11575 -floop-parallelize-all.
11576 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11577 flag_loop_parallelize_all.
11578 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11579 * graphite.c (graphite_transform_loops): Same.
11580 * common.opt: Same.
11581 * graphite-poly.c (apply_poly_transforms): Same.
11583 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11585 PR tree-optimization/40914
11586 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11587 if set, then check the delta field of the PMF record.
11588 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11589 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11590 call is stored in the delta.
11592 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11594 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11596 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11598 * config/i386/bsd.h (ASM_BYTE): New define.
11599 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11600 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11601 .byte. Use fputs or putc instead of fprintf where appropriate.
11602 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11603 fputs or putc instead of fprintf where appropriate.
11604 * config/i386/i386elf.h: Ditto.
11605 * config/i386/sysv4.h: Ditto.
11607 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11608 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11609 (*tls_global_dynamic_64): Ditto.
11611 2009-07-31 Christian Bruel <christian.bruel@st.com>
11613 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11615 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11617 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11618 Remove dead code for MINUS.
11620 2009-07-31 Anthony Green <green@moxielogic.com>
11622 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11624 (moxie_expand_epilogue): Ditto for epilogue.
11625 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11626 incoming arguments.
11627 (moxie_function_arg): Ditto.
11628 (moxie_pass_by_reference): Ditto.
11629 (moxie_arg_partial_bytes): Ditto.
11630 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11631 (FUNCTION_ARG_ADVANCE) Ditto.
11632 (REG_PARM_STACK_SPACE) Ditto.
11633 (FUNCTION_ARG_REGNO_P) Dito.
11635 * config.gcc: Add moxie linux config support.
11636 * gcc/config/moxie/uclinux.h: New file.
11638 2009-07-31 DJ Delorie <dj@redhat.com>
11640 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11641 (UNSPECV_SP_SWITCH_E): New.
11642 (sp_switch_1): Change to an unspec.
11643 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11645 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11646 reference the new stack's address
11648 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11650 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11651 graphite-clast-to-gimple.o, graphite-dependences.o,
11652 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11653 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11654 (graphite-blocking.o,
11655 graphite-clast-to-gimple.o, graphite-dependences.o,
11656 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11657 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11658 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11659 * cfgloop.h (struct loop): Add can_be_parallel field.
11660 * common.opt (fgraphite-identity): Moved up.
11661 (fgraphite-force-parallel): New flag.
11662 * graphite.c: Rewrite.
11663 * graphite.h: Rewrite.
11664 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11666 * toplev.c (graphite_out_file): New file descriptor.
11667 (graphite_in_file): New.
11668 (process_options): flag_graphite_force_parallel cannot be used without
11670 * tree-ssa-loop.c: Include toplev.h.
11671 (gate_graphite_transforms): Enable flag_graphite for
11672 flag_graphite_force_parallel.
11674 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11676 * ChangeLog.graphite: New.
11677 * graphite-blocking.c: New.
11678 * graphite-clast-to-gimple.c: New.
11679 * graphite-clast-to-gimple.h: New.
11680 * graphite-dependences.c: New.
11681 * graphite-dependences.h: New.
11682 * graphite-interchange.c: New.
11683 * graphite-poly.c: New.
11684 * graphite-poly.h: New.
11685 * graphite-ppl.c: New.
11686 * graphite-ppl.h: New.
11687 * graphite-scop-detection.c: New.
11688 * graphite-scop-detection.h: New.
11689 * graphite-sese-to-poly.c: New.
11690 * graphite-sese-to-poly.h: New.
11694 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11696 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11697 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11699 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11701 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11702 (scev_is_linear_expression): Return false if the evolution is not
11703 affine multivariate.
11705 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11707 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11708 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11710 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11712 * tree-data-ref.c (debug_data_references): New.
11713 (debug_data_reference): New.
11714 * tree-data-ref.h (debug_data_references): Declared.
11715 (debug_data_reference): Declared.
11717 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11719 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11720 * tree-data-ref.h (scop_p): Removed.
11721 (struct data_reference): Remove field scop.
11722 (DR_SCOP): Removed.
11723 (stmt_simple_memref_p): Removed.
11725 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11727 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11728 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11731 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11733 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11735 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11737 * doc/invoke.texi (-fgraphite-identity): Documented.
11739 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11741 * tree-scalar-evolution.c: Fix comment.
11742 (instantiate_scev_1): Return unknow from scev instantiation if the
11743 result is not above instantiate_below.
11745 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11747 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11748 static anymore. Instantiate the symbols that may have been introduced
11750 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11753 2009-07-30 DJ Delorie <dj@redhat.com>
11755 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11756 .vliw directive to VLIW sections.
11758 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11760 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11762 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11763 (AUTOHEADER): New variable.
11764 ($(srcdir)/cstamp-h.in): Use it.
11766 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11767 Pat Haugen <pthaugen@us.ibm.com>
11768 Revital Eres <ERES@il.ibm.com>
11770 * config/rs6000/vector.md (VEC_F): Add VSX support.
11773 (mov<mode>): Ditto.
11774 (vector_load_<mode>): Ditto.
11775 (vector_store_<mode>): Ditto.
11776 (vector GPR move split): Ditto.
11777 (vec_reload_and_plus_<mptrsize>): Ditto.
11778 (vec_reload_and_reg_<mptrsize>): Ditto.
11779 (add<mode>3): Ditto.
11780 (sub<mode>3): Ditto.
11781 (mul<mode>3): Ditto.
11782 (neg<mode>2): Ditto.
11783 (abs<mode>2): Ditto.
11784 (smin<mode>3): Ditto.
11785 (smax<mode>3): Ditto.
11786 (vector_eq<mode>): Ditto.
11787 (vector_gt<mode>): Ditto.
11788 (vector_ge<mode>): Ditto.
11789 (vector_gtu<mode>): Ditto.
11790 (vector_select_<mode>_uns): Ditto.
11791 (vector_eq_<mode>_p): Ditto.
11792 (vector_gt_<mode>_p): Ditto.
11793 (vector_ge_<mode>_p): Ditto.
11794 (vector_gtu_<mode>_p): Ditto.
11795 (cr6_test_for_zero): Ditto.
11796 (cr6_test_for_zero_reverse): Ditto.
11797 (cr6_test_for_lt): Ditto.
11798 (cr6_test_for_lt_reverse): Ditto.
11799 (xor<mode>3): Ditto.
11800 (ior<mode>3): Ditto.
11801 (and<mode>3): Ditto.
11802 (one_cmpl<mode>2): Ditto.
11803 (nor<mode>2): Ditto.
11804 (andc<mode>2): Ditto.
11805 (float<VEC_int<mode>2): Ditto.
11806 (unsigned_float<VEC_int><mode>2): Ditto.
11807 (fix_trunc<mode><VEC_int>2): Ditto.
11808 (fixuns_trunc<mode><VEC_int>2): Ditto.
11810 (vec_set<mode>): Ditto.
11811 (vec_extract<mode>): Ditto.
11812 (vec_interleave_highv4sf): Ditto.
11813 (vec_interleave_lowv4sf): Ditto.
11814 (vec_realign_load_<mode>): Ditto.
11815 (vec_shl_<mode>): Ditto.
11816 (vec_shr_<mode>): Ditto.
11817 (div<mode>3): New patterns for VSX.
11818 (vec_interleave_highv2df): Ditto.
11819 (vec_interleave_lowv2df): Ditto.
11820 (vec_pack_trunc_v2df): Ditto.
11821 (vec_pack_sfix_trunc_v2df): Ditto.
11822 (vec_pack_ufix_trunc_v2df): Ditto.
11823 (vec_unpacks_hi_v4sf): Ditto.
11824 (vec_unpacks_lo_v4sf): Ditto.
11825 (vec_unpacks_float_hi_v4si): Ditto.
11826 (vec_unpacks_float_lo_v4si): Ditto.
11827 (vec_unpacku_float_hi_v4si): Ditto.
11828 (vec_unpacku_float_lo_v4si): Ditto.
11829 (movmisalign<mode>): Ditto.
11830 (vector_ceil<mode>2): New patterns for vectorizing math library.
11831 (vector_floor<mode>2): Ditto.
11832 (vector_btrunc<mode>2): Ditto.
11833 (vector_copysign<mode>3): Ditto.
11835 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11836 predicate for setting the high bit in each word, used for copysign.
11838 * config/rs6000/ppc-asm.h (f19): Whitespace.
11839 (f32-f63): Define if VSX.
11840 (v0-v31): Define if Altivec.
11841 (vs0-vs63): Define if VSX.
11843 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11845 * config/rs6000/power7.md: New file, provide tuning parameters for
11848 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11849 (rs6000_cpu_cpp_builtins): Ditto.
11850 (altivec_overloaded_builtins): Ditto.
11851 (altivec_resolve_overloaded_builtin): Ditto.
11853 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11854 debug switch to disable vectorizing simple math builtin
11857 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11858 Vectorize simple math builtin functions.
11859 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11860 hook to vectorize math builtins.
11861 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11862 (rs6000_builtin_conversion): Add VSX/power7 support.
11863 (rs6000_builtin_vec_perm): Ditto.
11864 (vsplits_constant): Add support for loading up a vector constant
11865 with just the high bit set in each part.
11866 (rs6000_expand_vector_init): Add VSX/power7 support.
11867 (rs6000_expand_vector_set): Ditto.
11868 (rs6000_expand_vector_extract): Ditto.
11869 (rs6000_emit_move): Ditto.
11870 (bdesc_3arg): Ditto.
11871 (bdesc_2arg): Ditto.
11872 (bdesc_1arg): Ditto.
11873 (rs6000_expand_ternop_builtin): Ditto.
11874 (altivec_expand_builtin): Ditto.
11875 (rs6000_expand_unop_builtin): Ditto.
11876 (rs6000_init_builtins): Ditto.
11877 (altivec_init_builtins): Ditto.
11878 (builtin_function_type): Ditto.
11879 (rs6000_common_init_builtins): Ditto.
11880 (rs6000_handle_altivec_attribute); Ditto.
11881 (rs6000_mangle_type): Ditto.
11882 (rs6000_vector_mode_supported_p): Ditto.
11883 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11884 are mode dependent.
11886 * config/rs6000/vsx.md: New file for VSX support.
11888 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11889 identifing values with just the most significant bit set.
11890 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11891 vectorized builtins.
11893 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11894 (UNSPEC_VRFIM): Delete.
11895 (splitter for loading up vector with most significant bit): New
11896 splitter for vectorizing copysign.
11897 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11898 vectorizing simple math functions.
11899 (altivec_vrfip): Add support for vectorizing simple math functions.
11900 (altivec_vrfim): Ditto.
11901 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11903 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11904 (power7.md, vsx.md): Include for power7 support.
11905 (copysigndf3): Use VSX instructions if -mvsx.
11906 (negdf2_fpr): Ditto.
11907 (absdf2_fpr): Ditto.
11908 (nabsdf2_fpr): Ditto.
11909 (adddf3_fpr): Ditto.
11910 (subdf3_fpr): Ditto.
11911 (muldf3_fpr): Ditto.
11912 (divdf3_fpr): Ditto.
11913 (fix_truncdfdi2_fpr): Ditto.
11914 (cmpdf_internal1): Ditto.
11915 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11916 (btruncdf2, btruncdf2_fpr): Ditto.
11917 (ceildf2, ceildf2_fpr): Ditto.
11918 (floordf2, floordf2_fpr): Ditto.
11919 (floatdidf2, floatdidf2_fpr): Ditto.
11920 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11921 (fmsubdf4_fpr): Ditto.
11922 (fnmadddf4_fpr_1): Ditto.
11923 (fnmadddf4_fpr_2): Ditto.
11924 (fnmsubdf4_fpr_1): Ditto.
11925 (fnmsubdf4_fpr_2): Ditto.
11926 (fixuns_truncdfdi2): Add expander for VSX support.
11927 (fix_truncdfdi2): Ditto.
11928 (fix_truncdfsi2): Ditto.
11929 (ftruncdf2): Ditto.
11930 (btruncsf2): Whitespace.
11931 (movdf_hardfloat32): Add support for VSX registers.
11932 (movdf_softfloat32): Ditto.
11933 (movdf_hardfloat64): Ditto.
11934 (movdf_hardfloat64_mfpgpr): Ditto.
11935 (movdf_softfloat64): Ditto.
11936 (movti splitters): Add check for vector registers supporting
11937 TImode in the future.
11938 (bpermd): Add power7 bpermd instruction.
11940 * config/rs6000/altivec.h (vec_div): Define if VSX.
11943 (vec_nmadd): Ditto.
11944 (vec_nearbyint): Ditto.
11947 (all predicates): Use the generic builtin function, and not the V4SF
11948 specific function so that the predicates will work with VSX's V2DF.
11949 (vec_all_*): Ditto.
11950 (vec_any_*): Ditto.
11952 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11953 Document new VSX functions and types.
11955 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11958 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11959 "wa", and "j" constraints. Modify "v" to talk about Altivec
11960 instead of just vector.
11962 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11965 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11966 location for phi arguments.
11967 (rewrite_update_phi_arguments): Find locations for reaching defs.
11968 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11969 Add location to add_phi_arg calls.
11970 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11971 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11972 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11973 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11974 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11975 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11976 * tree-phinodes.c (make_phi_node): Initialize location.
11977 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11978 (add_phi_arg): Add location parameter.
11979 (remove_phi_arg_num): Move location when moving phi argument.
11980 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11982 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11983 slpeel_update_phi_nodes_for_guard1,
11984 slpeel_update_phi_nodes_for_guard2,
11985 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11986 vect_loop_versioning): Set locations.
11987 * tree-parloops.c (create_phi_for_local_result,
11988 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11989 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11990 * tree-vect-loop.c (get_initial_def_for_induction,
11991 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11993 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11994 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11995 (gimple_phi_arg_set_location): New. Set locus.
11996 (gimple_phi_arg_has_location): New. Check for locus.
11997 (redirect_edge_var_map_location): New. Return locus from var_map.
11998 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11999 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12000 combining PHI arguments.
12001 (cond_store_replacement): Set location.
12002 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12003 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12004 scop_add_exit_phis_edge): Add locations.
12005 * tree-cfgcleanup.c (remove_forwarder_block,
12006 remove_forwarder_block_with_phi): Add locations.
12007 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12008 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12010 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12011 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12012 flush_pending_stmts): Add source location.
12013 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12014 stack to preserve locations.
12015 * tree-vect-stmts.c (vectorizable_load): Add location.
12016 * tree-inline.c (copy_phis_for_bb): Copy locus.
12017 (setup_one_parameter): Add call locus to inlined parameter stmts.
12018 (initialize_inlined_parameters): Pass in call location as parameter
12020 (tree_function_versioning): Pass location to setup_one_parameter.
12021 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12022 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12023 copy and edge lists.
12024 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12025 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12026 locus parameter and override the stmt default if provided.
12027 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12028 elim_graph_add_edge, elim_graph_remove_succ_edge,
12029 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12030 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12031 eliminate_phi): Add locus info in elimination graph for each edge and
12033 (insert_backedge_copies): Copy locus if present.
12034 * tree-flow.h (struct _edge_var_map): Add locus field.
12035 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12036 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12037 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12039 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12041 2009-07-30 Martin Jambor <mjambor@suse.cz>
12043 PR tree-optimization/40570
12044 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12045 use inlining loops.
12047 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12049 * ssa-loop-manip.c: Include langhooks.h.
12050 (rewrite_phi_with_iv): New.
12051 (rewrite_all_phi_nodes_with_iv): New.
12052 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12053 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12054 * tree-parloops.c (loop_parallel_p): Move out all conditions
12055 except dependency check.
12056 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12057 (gen_parallel_loop): Call canonicalize_loop_ivs without
12058 reduction_list argument.
12059 (build_new_reduction): New.
12060 (gather_scalar_reductions): New.
12061 (try_get_loop_niter): New.
12062 (try_create_reduction_list): New.
12063 (parallleize_loops): Change the parallel conditions check.
12064 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12065 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12067 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12069 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12071 * doc/options.texi (Option properties): Mention new quoting syntax.
12073 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12075 * config/alpha/alpha.c (alpha_start_function):
12076 Handle VMS_DEBUG_MAIN_POINTER
12077 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12078 * doc/invoke.texi: Document -mdebug-main switch.
12080 2009-07-29 Richard Henderson <rth@redhat.com>
12082 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12083 (cgraph_create_edge_including_clones): Likewise.
12084 * tree-inline.c (copy_bb): Operate on the correct edges
12085 when updating the callgraph.
12087 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12089 * config/alpha/vms-cc.c: Deleted.
12090 * config/alpha/vms-ld.c: Deleted.
12091 * config/alpha/t-vms64: Moved to config/vms
12092 * config/alpha/vms-crt0-64.c: Moved to config/vms
12093 * config/alpha/vms-crt0.c: Moved to config/vms
12094 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12095 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12096 * config/alpha/xm-vms.h: Moved to config/vms
12097 * config/alpha/x-vms: Moved to config/vms
12098 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12100 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12101 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12103 * config/vms/t-vms64: Moved here from config/alpha
12104 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12105 (argc,argv,envp): Enforce 32bit malloc'ing.
12106 * config/vms/vms-psxcrt0-64.c: Likewise.
12107 * config/vms/vms-crt0.c: Moved here from config/alpha.
12108 * config/vms/vms-psxcrt0.c: Likewise.
12109 * config/vms/vms-crtl-64.h: New file.
12110 * config/vms/vms-crtl.h: New file.
12111 * config/vms/vms.opt: New file.
12112 * config/vms/xm-vms64.h: New file.
12113 * config/vms/xm-vms.h: Moved here from config/alpha.
12114 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12116 * config/vms/x-vms: Moved here from config/alpha.
12117 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12118 (vms-ld.o, vms-cc.o): Removed.
12119 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12121 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12123 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12124 correct stack (obvious VMS fix).
12126 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12128 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12129 date, version info if VMS_DEBUGGING_INFO defined.
12130 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12131 size, date calculating code moved here.
12133 2009-07-29 Paul Brook <paul@codesourcery.com>
12135 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12138 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12141 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12142 to DImode when generating insq_le insn.
12144 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12146 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12147 New macro set for VMS_DEBUGGGING_INFO.
12148 (AT_string_form): Use it.
12150 2009-07-28 DJ Delorie <dj@redhat.com>
12152 * config/mep/mep.c (vtext_section): New.
12153 (vftext_section): New.
12154 (ftext_section): New.
12155 (mep_select_section): Add support for functions.
12156 (mep_unique_section): Likewise.
12157 (mep_asm_init_sections): Likewise.
12158 (mep_encode_section_info): Remove it from here.
12160 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12162 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12164 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12165 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12167 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12169 * dwarf2out.c (output_file_names): Test new macro
12170 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12171 (add_comp_dir_attribute): Likewise.
12173 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12175 * config/i386/mingw-w64.h (LINK_SPEC): Add
12176 separating space between commands.
12178 2009-07-28 Jan Hubicka <jh@suse.cz>
12180 PR tree-optimization/40759
12181 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12184 2009-07-27 DJ Delorie <dj@redhat.com>
12186 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12187 types are dword-aligned.
12188 (mep_expand_va_start): Likewise.
12190 2009-07-27 Olivier Hainque <hainque@adacore.com>
12191 Douglas B Rupp <rupp@gnat.com>
12193 * convert.c (convert_to_pointer): Don't assume the target
12194 pointer type is POINTER_SIZE long. Fetch its precision instead.
12196 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12198 * system.h (fopen): Undefine if macro.
12200 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12202 * dwarf2out.c (output_cfi_p): Removed.
12203 (output_cfis): New function.
12204 (output_fde): New function, split from output_call_frame_info.
12205 (output_call_frame_info): Use it.
12206 (dwarf2out_switch_text_section): Use output_cfis.
12208 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12210 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12211 TARGET_BI_ARCH is specified without enabling SJLJ.
12212 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12213 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12215 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12217 * arm.md (negdi2): Use DImode if forcing a value into a register.
12219 2009-07-26 Ira Rosen <irar@il.ibm.com>
12221 PR tree-optimization/40801
12222 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12223 of vector operand from the previous copy of vector statement.
12224 Pass the correct definition type value to
12225 vect_get_vec_def_for_stmt_copy().
12227 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12229 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12230 const char ** conversion.
12232 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12234 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12235 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12236 (gcc_unreachable): Invoke __builtin_unreachable() if
12237 !ENABLE_ASSERT_CHECKING.
12239 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12241 PR rtl-optimization/40445
12242 * emit-rtl.c (next_nonnote_insn_bb): New function.
12243 * rtl.h (next_nonnote_insn_bb): Declare new function.
12244 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12245 with no successors that is the successor of the ENTRY_BLOCK.
12246 Continue from the top after removing an empty fallthrough block.
12247 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12248 of next_nonnote_insn.
12250 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12252 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12254 2009-07-25 Martin Jambor <mjambor@suse.cz>
12256 * c-common.c (c_common_attribute_table): New element for noclone.
12257 (handle_noclone_attribute): New function. Forward-declare.
12258 * tree-inline.c (tree_versionable_function_p): Check for noclone
12260 * doc/extend.texi (Labels as Values): Document need for noclone.
12261 (Function Attributes): Document noclone attribute.
12263 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12265 PR rtl-optimization/34999
12266 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12267 and dw_fde_switched_cold_to_hot fields.
12268 (output_cfi_p): New function.
12269 (output_call_frame_info): If fde->dw_fde_switched_sections,
12270 output 2 FDEs instead of one with corrupted header.
12271 (dwarf2out_do_cfi_startproc): New function.
12272 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12273 and fde->dw_fde_switched_cold_to_hot.
12274 (dwarf2out_switch_text_section): Compute
12275 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12276 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12277 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12278 Otherwise, compute fde->dw_fde_switch_cfi.
12280 2009-07-24 Cary Coutant <ccoutant@google.com>
12282 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12284 2009-07-24 Cary Coutant <ccoutant@google.com>
12286 * cfghooks.c (split_block): Copy discriminator to new block.
12287 * tree-cfg.c (assign_discriminator): Check location of last
12288 instruction in block as well as first.
12290 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12292 * config/i386/linux.c: Use fputs or putc instead of fprintf
12294 * config/i386/gas.h: Ditto.
12295 * config/i386/x86-64.h: Ditto.
12296 * config/i386/att.h: Ditto.
12298 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12300 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12303 2009-07-24 Martin Jambor <mjambor@suse.cz>
12305 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12306 (ipa_push_func_to_list_1): Declare.
12307 (ipa_push_func_to_list): New function.
12309 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12310 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12311 (ipa_push_func_to_list): Removed.
12312 (ipa_pop_func_from_list): Clear node_enqueued flag.
12314 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12316 * config/s390/s390.c (override_options): Default
12317 max-unrolled-insns to 100 for z10 tuning.
12319 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12321 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12322 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12323 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12324 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12325 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12326 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12327 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12329 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12331 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12332 use default set in mingw32.h header.
12333 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12334 64-bit /mingw/include path.
12335 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12338 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12340 PR rtl-optimization/40209
12341 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12343 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12345 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12346 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12347 with the rest of string where appropriate. Use fputs or putc
12348 instead of fprintf where appropriate.
12350 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12351 Pat Haugen <pthaugen@us.ibm.com>
12352 Revital Eres <ERES@il.ibm.com>
12354 * config/rs6000/vector.md: New file. Move most of the vector
12355 expander support here from altivec.md to allow for the VSX vector
12356 unit in the future. Add support for secondary_reload patterns.
12357 Rewrite the patterns for vector comparison, and vector comparison
12358 predicate instructions so that the RTL expresses the desired
12359 behavior, instead of using unspec.
12361 * config/rs6000/constraints.md ("f" constraint): Use
12362 rs6000_constraints to hold the precalculated register class.
12363 ("d" constraint): Ditto.
12364 ("wd" constraint): New constraint for VSX.
12365 ("wf" constraint): Ditto.
12366 ("ws" constraint): Ditto.
12367 ("wa" constraint): Ditto.
12368 ("wZ" constraint): Ditto.
12369 ("j" constraint): Ditto.
12371 * config/rs6000/predicates.md (vsx_register_operand): New
12373 (vfloat_operand): New predicate for vector.md.
12374 (vint_operand): Ditto.
12375 (vlogical_operand): Ditto.
12376 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12377 (easy_vector_constant): Add VSX support.
12378 (altivec_indexed_or_indirect_operand): New predicate for
12379 recognizing Altivec style memory references with AND -16.
12381 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12382 for vector secondary reload support.
12383 (rs6000_vector_reg_class): Delete, replacing it with
12384 rs6000_constraints.
12385 (rs6000_vsx_reg_class): Ditto.
12386 (rs6000_constraints): New array to hold the register classes of
12387 each of the register constraints that can vary at runtime.
12388 (builtin_mode_to_type): New static array for builtin function type
12390 (builtin_hash_table): New static hash table for builtin function
12392 (TARGET_SECONDARY_RELOAD): Define target hook.
12393 (TARGET_IRA_COVER_CLASSES): Ditto.
12394 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12395 registers are 128 bits if VSX memory reference instructions are used.
12396 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12397 unit is being used.
12398 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12399 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12400 Print several of the scheduling related parameters.
12401 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12402 rs6000_constraints instead of rs6000_vector_reg_class. Move
12403 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12404 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12405 Altivec. Add VSX support. Setup for secondary reload support on
12406 Altivec/VSX registers.
12407 (rs6000_override_options): Make power7 set the scheduling groups
12408 like the power5. Add support for new debug switches to override
12409 the scheduling defaults. Temporarily disable -mcpu=power7 from
12410 setting -mvsx. Add support for debug switches -malways-hint,
12411 -msched-groups, and -malign-branch-targets.
12412 (rs6000_buitlin_conversion): Add support for returning unsigned
12413 vector conversion functions to fix regressions due to stricter
12415 (rs6000_builtin_mul_widen_even): Ditto.
12416 (rs6000_builtin_mul_widen_odd): Ditto.
12417 (rs6000_builtin_vec_perm): Ditto.
12418 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12419 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12420 to zero a register.
12421 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12422 generated upstream.
12423 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12424 VSX types for bit operations. Changes to accomidate vector.md.
12425 (bdesc_2arg): Ditto.
12426 (bdesc_1arg): Ditto.
12427 (struct builtin_description_predicates): Rewrite predicate
12428 handling so that RTL describes the operation, instead of passing
12429 the instruction to be used as a string argument.
12430 (bdesc_altivec_preds): Ditto.
12431 (altivec_expand_predicate_builtin): Ditto.
12432 (altivec_expand_builtin): Ditto.
12433 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12434 statement for vsldoi support.
12435 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12436 (altivec_expand_st_builtin): Ditto.
12437 (paired_expand_builtin): Whitespace changes.
12438 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12439 builtin_mode_to_type table for secondary reload. Call
12440 builtin_function_type to build random builtin functions.
12441 (altivec_init_builtins): Change to use builtin_function_type to
12442 create builtin function types dynamically as we need them.
12443 (builtin_hash_function): New support for hashing the tree types
12444 for builtin function as we need it, rather than trying to build
12445 all of the trees that we need. Add initial preliminary VSX support.
12446 (builtin_function_type): Ditto.
12447 (builtin_function_eq): Ditto.
12448 (builtin_hash_struct): Ditto.
12449 (rs6000_init_builtins): Ditto.
12450 (rs6000_common_init_builtins): Ditto.
12451 (altivec_init_builtins): Ditto.
12452 (rs6000_common_init_builtins): Ditto.
12453 (enum reload_reg_type): New enum for simplifing reg classes.
12454 (rs6000_reload_register_type): Simplify register classes into GPR,
12455 Vector, and other registers. Altivec and VSX addresses in reload.
12456 (rs6000_secondary_reload_inner): Ditto.
12457 (rs6000_ira_cover_classes): New target hook, that returns the
12458 appropriate cover classes, based on -mvsx being used or not.
12459 (rs6000_secondary_reload_class): Add VSX support.
12460 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12461 (get_vsel_insn): Ditto.
12462 (rs6000_emit_vector_compare): Rewrite vector conditional support
12463 so that where we can, we use RTL operators, instead of blindly use
12465 (rs6000_emit_vector_select): Ditto.
12466 (rs6000_emit_vector_cond_expr): Ditto.
12467 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12468 (create_TOC_reference): Add -mdebug=addr support.
12469 (emit_frame_save): VSX loads/stores need register indexed addressing.
12471 * config/rs6000/rs6000.md: Include vector.md.
12473 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12475 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12476 support for V2DI, V2DF in logical, permute, select operations.
12478 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12479 switch for vsx/power7.
12480 (-mvsx-scalar-memory): Ditto.
12481 (-mvsx-align-128): Ditto.
12482 (-mallow-movmisalign): Ditto.
12483 (-mallow-df-permute): Ditto.
12484 (-msched-groups): Ditto.
12485 (-malways-hint): Ditto.
12486 (-malign-branch-targets): Ditto.
12488 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12490 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12491 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12492 (rs6000_vector_reg_class): Delete.
12493 (rs6000_vsx_reg_class): Ditto.
12494 (enum rs6000_reg_class_enum): New enum for the constraints that
12495 vary based on target switches.
12496 (rs6000_constraints): New array to hold the register class for all
12497 of the register constraints that vary based on the switches used.
12498 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12499 (enum rs6000_builtins): Add unsigned varients for the builtin
12500 declarations returned by target hooks for expanding multiplies,
12501 select, and permute operations. Add VSX builtins.
12502 (enum rs6000_builtin_type_index): Add entries for VSX.
12503 (V2DI_type_node): Ditto.
12504 (V2DF_type_node): Ditto.
12505 (unsigned_V2DI_type_node): Ditto.
12506 (bool_long_type_node): Ditto.
12507 (intDI_type_internal_node): Ditto.
12508 (uintDI_type_internal_node): Ditto.
12509 (double_type_internal_node): Ditto.
12511 * config/rs6000/altivec.md (whole file): Move all expanders to
12512 vector.md from altivec.md. Rename insn matching functions to be
12514 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12515 (altivec_vcmp*): Ditto.
12516 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12517 (VM): New iterator for moves that includes the VSX types.
12518 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12519 (altivec_vperm_<mode>_uns): New, for unsigned types.
12520 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12521 (altivec_eq<mode>): Ditto.
12522 (altivec_gt<mode>): Ditto.
12523 (altivec_gtu<mode>): Ditto.
12524 (altivec_eqv4sf): Ditto.
12525 (altivec_gev4sf): Ditto.
12526 (altivec_gtv4sf): Ditto.
12527 (altivec_vcmpbfp_p): Ditto.
12529 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12531 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12534 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12537 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12538 ASM_SHORT instead of .word.
12539 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12540 instead of .word in asm template.
12542 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12545 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12546 (process_bb_node_lives): Use it.
12548 * ira.c (setup_cover_and_important_classes): Don't setup
12549 ira_important_class_nums. Add cover classes to the end of
12551 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12553 (find_reg_class_closure): Use reorder_important_classes.
12555 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12557 * config/i386/i386.c (i386_ira_cover_classes): New function.
12558 (TARGET_IRA_COVER_CLASSES): Redefine.
12560 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12561 importance of order of cover classes in the array.
12563 2009-07-22 Diego Novillo <dnovillo@google.com>
12565 * tree-pass.h (TDF_EH): Define.
12566 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12567 contains TDF_EH, print the EH region number holding GS.
12568 * tree-dump.c (dump_options): Add "eh".
12569 * doc/invoke.texi: Document it.
12571 2009-07-22 Doug Kwan <dougkwan@google.com>
12573 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12575 2009-07-22 Michael Matz <matz@suse.de>
12577 PR tree-optimization/35229
12578 PR tree-optimization/39300
12580 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12581 (inhibit_phi_insertion): New function.
12582 (insert_into_preds_of_block): Call it for REFERENCEs.
12583 (init_pre): Initialize and finalize scalar evolutions.
12584 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12586 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12588 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12589 Use CONST_VECTOR_NUNITS to determine number of elements.
12591 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12593 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12594 (U, W): Constraints are now deprecated and will be removed if we
12595 run out of letters.
12596 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12598 ("prefetch"): Add the stcmh instruction for prefetching.
12599 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12601 (s390_short_displacement): Return always true if compiling for
12602 machines not providing the long displacement facility.
12603 (s390_mem_constraint): Support the new constraint letter Z.
12604 (s390_check_qrst_address): New function.
12606 2009-07-21 DJ Delorie <dj@redhat.com>
12608 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12611 2009-07-21 Jason Merrill <jason@redhat.com>
12613 * c-common.c (max_tinst_depth): Increase default to 1024.
12615 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12617 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12618 (vec_unpacku_float_lo_v4si): Ditto.
12620 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12623 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12624 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12625 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12626 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12628 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12630 PR tree-optimization/40813
12631 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12634 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12636 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12637 with a NOP_EXPR if needed.
12639 2009-07-21 Paul Brook <paul@codesourcery.com>
12641 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12642 Terminate debug dump with newline.
12644 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12646 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12647 Cast "1" to unsigned HOST_WIDE_INT.
12648 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12649 deposit length to the maximum length - lsb. Extend length if
12650 HOST_BITS_PER_WIDE_INT is 32.
12652 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12654 * cgraph.h (constant_pool_htab): New function.
12655 (constant_descriptor_tree): Move from varasm.c.
12656 * varasm.c (constant_pool_htab): New function.
12657 (constant_descriptor_tree): Move to cgraph.h.
12659 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12661 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12663 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12665 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12668 2009-07-20 Xinliang David Li <davidxl@google.com>
12670 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12672 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12674 * config/mips/mips.md (move_type): Add arith.
12675 (type): Handle arith.
12676 (zero_extendsidi2): Rename this into ...
12677 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12678 (zero_extendsidi2): New expander.
12679 (*zero_extendsidi2_dext): New pattern.
12681 2009-07-20 Nick Clifton <nickc@redhat.com>
12683 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12684 to set MIPS_ABI_DEFAULT.
12685 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12687 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12689 * tree-object-size.c (addr_object_size): Handle unions with
12690 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12692 PR tree-optimization/40792
12693 * tree.c (build_function_type_skip_args): Remove bogus assert.
12695 2009-07-20 Jan Hubicka <jh@suse.cz>
12696 Martin Jambor <mjambor@suse.cz>
12698 * cgraph.h (combined_args_to_skip): New field.
12699 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12700 combined_args_to_skip and args_to_skip.
12701 * tree-inline.c (update_clone_info): New function.
12702 (tree_function_versioning): Call update_clone_info.
12703 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12705 (cgraph_materialize_all_clones): More extensive dumping, working
12706 with combined_args_to_skip rather than args_to_skip.
12708 2009-07-20 Ira Rosen <irar@il.ibm.com>
12710 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12711 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12712 (get_initial_def_for_reduction): Likewise.
12713 (vectorizable_reduction): Skip the check of first operand in case
12714 of COND_EXPR. Add check that it is outer loop vectorization if
12715 nested cycle was detected. Call vectorizable_condition() for
12716 COND_EXPR. If reduction epilogue cannot be created do not fail for
12717 nested cycles (if it is not double reduction). Assert that there
12718 is only one type in the loop in case of COND_EXPR. Call
12719 vectorizable_condition() to vectorize COND_EXPR.
12720 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12721 Add parameters. Allow nested cycles if called from
12722 vectorizable_reduction(). Use reduction vector variable if provided.
12723 (vect_analyze_stmt): Call vectorizable_reduction() before
12724 vectorizable_condition().
12725 (vect_transform_stmt): Update call to vectorizable_condition().
12727 2009-07-20 Christian Bruel <christian.bruel@st.com>
12729 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12730 * doc/invoke.texi (-mfmovd): Likewise.
12731 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12733 2009-07-20 Jan Hubicka <jh@suse.cz>
12735 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12736 when handling SSA name.
12738 2009-07-19 Jan Hubicka <jh@suse.cz>
12740 PR tree-optimization/40676
12741 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12742 virtual PHIs in empty BBs.
12744 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12746 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12747 re-expanded the compound use gen_lowpart instead to convert to the
12750 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12752 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12753 OUTER_CONST arguments.
12754 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12755 the new wider mode will be masked off.
12756 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12758 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12760 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12761 high-order bits are zero.
12763 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12765 * combine.c (simplify_shift_const_1): Split code to determine
12766 shift_mode into ...
12767 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12768 new bits shifted in are identical to the old sign bit.
12770 2009-07-18 Richard Guenther <rguenther@suse.de>
12773 * gimplify.c (gimplify_call_expr): Reject code using results from
12774 functions returning void.
12776 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12778 * doc/md.texi: Document the new PowerPC "es" constraint.
12779 Document that "m" can include automodified addresses on this target,
12780 and explain how %U must be used. Extend the "Q" and "Z" documentation
12781 to suggest "es" as well as "m".
12782 * config/rs6000/constraints.md (es): New memory constraint.
12783 (Q, Z): Update strings to match new documentation.
12785 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12787 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12788 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12789 * config/rs6000/predicates.md (volatile_mem_operand): Use
12790 offsettable_nonstrict_memref_p.
12791 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12792 (*floatunssidf2_internal): Likewise.
12793 (*fix_truncdfsi2_internal): Likewise.
12794 (*fix_trunctfsi2_internal): Likewise.
12796 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12798 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12799 atmega32u2 devices.
12800 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12802 2009-07-17 Richard Guenther <rguenther@suse.de>
12805 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12806 (pass_warn_unused_result): Likewise.
12807 (TODO_set_props): Remove.
12808 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12810 (pass_diagnose_omp_blocks): Define.
12811 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12812 (c_gimple_diagnostics_recursively): Remove.
12813 (finish_function): Do not call it.
12814 (c_write_global_declarations): Continue after errors.
12815 Finalize the CU here.
12816 * c-gimplify.c (c_genericize): Do not gimplify here.
12817 * c-common.c (c_warn_unused_result): Move ...
12818 * tree-cfg.c (do_warn_unused_result): ... here.
12819 (run_warn_unused_result): New function.
12820 (gate_warn_unused_result): New function.
12821 (pass_warn_unused_result): New pass.
12822 * c-common.h (c_warn_unused_result): Remove.
12823 * flags.h (flag_warn_unused_result): Declare.
12824 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12825 * opts.c (flag_warn_unused_result): Initialize to false.
12826 * toplev.c (compile_file): Add comment.
12827 * omp-low.c (create_omp_child_function): Do not register
12828 the function with the frontend.
12829 (diagnose_omp_structured_block_errors): Prepare to be
12830 called as optimization pass.
12831 (gate_diagnose_omp_blocks): New function.
12832 (pass_diagnose_omp_blocks): New pass.
12833 * cgraph.h (cgraph_optimize): Remove.
12834 (cgraph_analyze_function): Likewise.
12835 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12836 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12837 before their parents here.
12838 (cgraph_finalize_function): Not here.
12839 (cgraph_analyze_function): Gimplify functions here.
12840 (cgraph_finalize_compilation_unit): Continue after errors.
12841 Optimize the callgraph from here.
12842 (cgraph_optimize): Make static.
12843 * langhooks.c (write_global_declarations): Finalize the CU.
12844 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12845 (gimplify_function_tree): Assert we gimplify only once.
12846 Set PROP_gimple_any property.
12847 * tree-nested.c (gimplify_all_functions): New function.
12848 (lower_nested_functions): Gimplify all nested functions.
12849 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12850 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12851 and pass_diagnose_omp_blocks after gimplification. Do not
12852 set TODO_set_props on all_lowering_passes.
12853 (execute_one_pass): Do not handle TODO_set_props.
12854 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12855 (gimplify.o): Add tree-pass.h dependency.
12856 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12857 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12858 (unsave_r): Likewise.
12859 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12860 temporary variable.
12862 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12864 * doc/service.texi (Service): Restore previously removed link,
12865 which isn't broken after all.
12867 2009-07-17 Richard Guenther <rguenther@suse.de>
12869 PR tree-optimization/40321
12870 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12871 PHI nodes to the maximal set.
12872 (make_values_for_phi): Add PHI arguments to the maximal set.
12873 (execute_pre): Dump PHI_GEN and the maximal set.
12875 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12878 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12881 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12883 * doc/extend.texi (Nested Functions): Replace broken link with
12885 * doc/service.texi (Service): Remove broken link.
12887 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12890 * builtins.c (expand_builtin_memcmp): Use loc instead of
12891 EXPR_LOCATION (exp).
12892 (expand_builtin_strncmp): Likewise.
12894 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12895 Manuel López-Ibáñez <manu@gcc.gnu.org>
12898 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12899 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12900 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12901 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12902 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12903 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12904 tree-inline.c, c-common.c, c-common.h, gimple.c,
12905 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12906 convert.c: Add location argument to fold_{unary,binary,ternary},
12907 fold_build[123], build_call_expr, build_size_arg,
12908 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12909 fold_build1_initializer, fold_build2_initializer,
12910 fold_build3_initializer, fold_build_call_array,
12911 fold_build_call_array_initializer, fold_single_bit_test,
12912 omit_one_operand, omit_two_operands, invert_truthvalue,
12913 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12914 combine_comparisons, fold_builtin_*, fold_call_expr,
12915 build_range_check, maybe_fold_offset_to_address, round_up,
12918 2009-07-16 Jason Merrill <jason@redhat.com>
12921 * c-common.c (c_common_reswords): Add __is_standard_layout
12923 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12924 * doc/implement-cxx.texi: New.
12925 * doc/gcc.texi: Include it.
12927 2009-07-16 DJ Delorie <dj@redhat.com>
12929 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12930 compares that may be indirectly affected by previous instructions.
12932 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12934 * builtins.c (do_mpc_arg2): New.
12935 (fold_builtin_2): Fold builtin cpow.
12936 * real.h (HAVE_mpc_pow): New.
12938 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12940 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12941 comparison to skip unprofitable schedule
12943 2009-07-16 Simon Baldwin <simonb@google.com>
12945 * gcc.c (option_map): New flag -no-canonical-prefixes.
12946 * (display_help): Print help text for new flag.
12947 * (process_command): Move options translation and language specifics
12948 and handle new flag early. Use it to set a function pointer to a
12949 prefix builder. Replace make_relative_prefix calls with calls to
12950 the function pointed to. Ignore new flag in regular options handling.
12951 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12953 2009-07-15 DJ Delorie <dj@redhat.com>
12955 * config/mep/mep.md (sibcall_internal): Change register to avoid
12956 argument registers.
12957 (sibcall_value_internal): Likewise.
12959 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12961 PR rtl-optimization/40710
12962 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12964 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12966 * config/mips/mips.md (*extenddi_truncate<mode>,
12967 *extendsi_truncate<mode>): Change type attribute to move_type
12968 with shift_shift. Split out code handling exts from here ...
12969 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12971 (*extendhi_truncateqi): Change type attribute to move_type with
12972 shift_shift. Split out code handling exts from here ...
12973 (*extendhi_truncateqi_exts): ... to this new pattern.
12975 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12977 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12978 instead of "and" with inverted sign bit mask value. Use
12979 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12980 Allocate registers only for operand 4 and operand 5.
12982 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12984 PR middle-end/40747
12985 * fold-const.c (fold_cond_expr_with_comparison): When folding
12986 < and <= to MIN, make sure the MIN uses the same type as the
12987 comparison's operands.
12989 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12991 * arm.md (ior_xor): New code iterator.
12992 (split for ior/xor with shift and zero-extend): New split pattern.
12993 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12995 2009-07-15 Richard Guenther <rguenther@suse.de>
12997 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13000 2009-07-15 Richard Guenther <rguenther@suse.de>
13002 PR middle-end/40753
13003 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13005 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13007 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13008 handle 2.6.30 kernel.
13010 2009-07-15 DJ Delorie <dj@redhat.com>
13012 * config/mep/mep.md (sibcall_internal): Change register to allow
13013 for 24-bit addresses.
13014 (sibcall_value_internal): Likewise.
13016 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13018 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13019 that are enabled/disabled by the flags introduced by a previous patch.
13021 2009-07-14 DJ Delorie <dj@redhat.com>
13023 * config/mep/mep.md (sibcall_internal): Include non-toggling
13025 (sibcall_value_internal): Likewise.
13027 2009-07-14 Taras Glek <tglek@mozilla.com>
13028 Rafael Espindola <espindola@google.com>
13030 * doc/sourcebuild.texi: Document install-plugin target.
13031 * configure.ac: Added install-plugin target to language makefiles.
13032 * configure: Regenerate.
13033 * Makefile.in (install-plugin): Install more headers,
13034 depend on lang.install-plugin.
13036 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13038 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13041 2009-07-14 DJ Delorie <dj@redhat.com>
13043 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13044 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13045 * config/mep/mep.md (sibcall_internal): Change test from
13046 mep_vliw_mode_match to mep_vliw_jmp_match.
13047 (sibcall_value_internal): Likewise.
13049 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13051 * config/i386/sse.md (copysign<mode>3): New expander.
13052 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13053 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13054 Use ix86_build_const_vector.
13055 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13056 IX86_BUILTIN_CPYSGNPD.
13057 (builtin_description): Add __builtin_ia32_copysignps and
13058 __builtin_ia32_copysignpd.
13059 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13060 and BUILT_IN_COPYSIGNF.
13062 2009-07-13 Jason Merrill <jason@redhat.com>
13064 * builtins.c (can_trust_pointer_alignment): New fn.
13065 (get_pointer_alignment): Factor it out from here.
13066 * tree.h: Declare it.
13068 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13070 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13073 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13077 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13079 2009-07-14 Richard Guenther <rguenther@suse.de>
13080 Andrey Belevantsev <abel@ispras.ru>
13082 PR middle-end/40745
13083 * cfgexpand.c (partition_stack_vars): Do not bother to update
13084 alias information when not optimizing.
13086 2009-07-14 Richard Guenther <rguenther@suse.de>
13087 Andrey Belevantsev <abel@ispras.ru>
13089 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13090 (pt_solution_set): Likewise.
13091 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13092 * tree-ssa-structalias.c (pt_solution_set): New function.
13093 * final.c (rest_of_clean_state): Free SSA data structures.
13094 * print-rtl.c (print_decl_name): Remove.
13095 (print_mem_expr): Implement in terms of print_generic_expr.
13096 * alias.c (ao_ref_from_mem): New function.
13097 (rtx_refs_may_alias_p): Likewise.
13098 (true_dependence): Query alias-export info.
13099 (canon_true_dependence): Likewise.
13100 (write_dependence_p): Likewise.
13101 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13103 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13104 (mem_expr_equal_p): Use operand_equal_p.
13105 (set_mem_attributes_minus_bitpos): Do not use
13106 component_ref_for_mem_expr.
13107 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13108 (update_alias_info_with_stack_vars): Likewise.
13109 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13110 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13111 explicitly nor clear stmt operands.
13112 Free the decl-to-pointer map.
13113 * tree-optimize.c (execute_free_datastructures): Do not free
13114 SSA data structures here.
13115 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13116 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13117 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13119 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13121 2009-07-13 DJ Delorie <dj@redhat.com>
13123 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13124 unrolling at the right iteration count.
13126 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13129 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13131 * haifa-sched.c (rank_for_schedule): Introduced flags to
13132 enable/disable individual scheduling heuristics.
13133 * common.opt: Introduced flags to enable/disable individual
13134 heuristics in the scheduler.
13135 * doc/invoke.texi: Introduced flags to enable/disable individual
13136 heuristics in the scheduler.
13138 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13140 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13141 config/i386/mingw-tls.c.
13142 * config/i386/mingw-tls.c: Removed.
13144 2009-07-13 Ira Rosen <irar@il.ibm.com>
13146 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13147 checks access only relevant statements.
13148 (vectorizable_reduction): Likewise.
13150 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13152 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13153 just for 32-bit case.
13155 2009-07-12 Jan Hubicka <jh@suse.cz>
13157 PR tree-optimization/40585
13158 * except.c (expand_resx_expr): When there already is resume
13159 instruction, produce linked list.
13160 (build_post_landing_pads): Assert that resume is empty.
13161 (connect_post_landing_pads): Handle resume lists.
13162 (dump_eh_tree): Dump resume list.
13164 2009-07-12 Ira Rosen <irar@il.ibm.com>
13166 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13167 with additional argument.
13168 * tree-vectorizer.h (enum vect_def_type): Add
13169 vect_double_reduction_def.
13170 (vect_is_simple_reduction): Add argument.
13171 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13173 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13174 vect_is_simple_reduction with additional argument.
13175 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13177 (reduction_code_for_scalar_code): Handle additional codes by
13178 returning ERROR_MARK for them. Fix comment and indentation.
13179 (vect_is_simple_reduction): Fix comment, add argument to specify
13180 double reduction. Detect double reduction.
13181 (get_initial_def_for_induction): Fix indentation.
13182 (get_initial_def_for_reduction): Fix comment and indentation.
13183 Handle double reduction. Create initial definitions that do not
13184 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13185 (vect_create_epilog_for_reduction): Fix comment, add argument to
13186 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13187 epilogue result extraction. Create double reduction phi node and
13188 replace relevant uses.
13189 (vectorizable_reduction): Call vect_is_simple_reduction with
13190 additional argument. Fix indentation. Update epilogue code treatment
13191 according to the changes in reduction_code_for_scalar_code. Check
13192 for double reduction. Call vect_create_epilog_for_reduction with
13193 additional argument.
13194 * tree-vect-stmts.c (process_use): Handle double reduction, update
13196 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13197 (vect_get_vec_def_for_operand): Likewise.
13199 2009-07-12 Danny Smith <dansmister@gmail.com>
13201 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13202 dllexport if !TREE_PUBLIC.
13203 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13205 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13207 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13208 (avr_extra_arch_macro) Remove declatation.
13209 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13210 (avr_extra_arch_macro) Declare as static.
13211 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13213 2009-07-11 Jan Hubicka <jh@suse.cz>
13215 PR middle-end/48388
13216 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13218 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13221 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13222 cold_in_std_section bits.
13223 (dwarf2out_begin_prologue): Initialize them.
13224 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13225 if already covered by text_section or cold_text_section range.
13227 PR rtl-optimization/40667
13228 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13229 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13230 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13231 * config/i386/i386.c (ix86_minimum_alignment): New function.
13232 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13233 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13234 * emit-rtl.c (gen_reg_rtx): Likewise.
13235 * function.c (assign_parms): Likewise. If nominal_type needs
13236 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13237 rather than passed_type's alignment.
13240 * function.c (assign_parm_setup_stack): Adjust
13241 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13242 from nominal_mode on big endian.
13244 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13246 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13248 2009-07-10 DJ Delorie <dj@redhat.com>
13250 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13252 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13254 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13256 (thumb2_cbnz): Likewise.
13258 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13261 * config.gcc (supported_defaults): Add synci.
13262 (with_synci): Add validation.
13263 (all_defaults): Add synci.
13264 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13267 * config/mips/mips.opt (msynci): New option.
13268 * config/mips/mips.c (mips_override_options): Warn on use of
13269 -msynci for targets that do now support it.
13270 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13272 * gcc/doc/invoke.texi (-msynci): Document the new option.
13273 * doc/install.texi (--with-synci): Document the new option.
13275 2009-07-10 Richard Guenther <rguenther@suse.de>
13277 PR tree-optimization/40496
13278 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13279 the PHI result with a compatible type.
13281 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13285 * c.opt (Wunused-result): New.
13286 * doc/invoke.texi: Document it.
13287 * c-common.c (c_warn_unused_result): Use it.
13289 2009-07-09 DJ Delorie <dj@redhat.com>
13291 * targhooks.c (default_target_can_inline_p): Rename from
13292 default_target_option_can_inline_p.
13293 * targhooks.h (default_target_can_inline_p): Likewise.
13294 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13295 TARGET_OPTION_CAN_INLINE_P.
13296 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13297 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13298 (mep_target_can_inline_p): Rename from
13299 mep_target_option_can_inline_p.
13302 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13303 registers used to pass vectors.
13305 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13307 2009-07-09 Tom Tromey <tromey@redhat.com>
13309 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13310 * config/mmix/mmix.c: Include dwarf2.h.
13311 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13312 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13313 * config/sh/sh.c: Include dwarf2.h.
13314 * config/i386/i386.c: Include dwarf2.h.
13315 * Makefile.in (DWARF2_H): Remove 'elf'.
13316 * except.c: Include dwarf2.h.
13317 * unwind-dw2.c: Include dwarf2.h.
13318 * dwarf2out.c: Include dwarf2.h.
13319 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13320 * unwind-dw2-fde.c: Include dwarf2.h.
13321 * dwarf2asm.c: Include dwarf2.h.
13323 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13325 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13326 (max_issue): Use it.
13327 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13329 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13330 (region_sched_info): Update.
13331 * sched-ebb.c (ebb_sched_info): Update.
13332 * modulo-sched.c (sms_sched_info): Update.
13333 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13335 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13337 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13339 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13341 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13343 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13345 PR middle-end/40692
13346 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13347 arg1 with arg01 if arg1 is already INTEGER_CST.
13349 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13351 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13352 Transform (and (truncate)) into (truncate (and)).
13354 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13356 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13357 creating LHS paradoxical subregs. Fix surrounding returns to
13358 use NULL_RTX rather than 0.
13360 2009-07-08 DJ Delorie <dj@redhat.com>
13362 * config/mep/mep.c (mep_option_can_inline_p): New.
13363 (TARGET_OPTION_CAN_INLINE_P): Define.
13365 2009-07-08 Mark Wielaard <mjw@redhat.com>
13368 * dwarf2out.c (add_data_member_location_attribute): When we have
13369 only a constant offset don't emit a new location description using
13370 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13373 2009-07-08 Richard Henderson <rth@redhat.com>
13376 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13377 (enum reg_class): Add CLOBBERED_REGS.
13378 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13379 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13380 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13381 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13382 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13383 force 64-bit sibcalls into R11.
13384 * config/i386/constraints.md (U): New constraint.
13385 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13386 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13387 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13389 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13391 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13393 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13394 * ebitmap.h (dump_ebitmap): Ditto.
13395 * optabs.h (optab_libfunc): Ditto.
13396 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13397 * tree-flow.h (vect_can_force_dr_alignment_p,
13398 get_vectype_for_scalar_type): Ditto.
13399 (vectorize_loops): Move prototype to ...
13400 * tree-vectorizer.h: ... here. Also, adjust comment.
13401 (vect_set_verbosity_level): Remove duplicate prototype.
13402 * tree-ssa-loop.c: Include tree-vectorizer.h.
13403 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13405 2009-07-08 Nick Clifton <nickc@redhat.com>
13407 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13410 2009-07-08 DJ Delorie <dj@redhat.com>
13412 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13413 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13414 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13416 * config/mep/intrinsics.md: Regenerated.
13417 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13418 registers when asm() or calls are detected.
13420 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13423 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13425 * gimple (gimple_build_call_from_tree): Likewise.
13426 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13427 no_warning flag before warning.
13429 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13431 * tree.c (set_expr_locus): Remove.
13432 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13433 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13435 * gimplify.c (internal_get_tmp_var): Likewise.
13436 (gimplify_call_expr): Likewise.
13437 (gimplify_one_sizepos): Likewise.
13439 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13442 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13443 to variables for debugging purposes.
13445 2009-06-23 Mark Loeser <mark@halcy0n.com>
13448 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13450 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13452 * pretty-print.c (pp_base_format): Remove %J.
13453 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13454 gcc_cxxdiag_char_table): Likewise.
13455 (init_dynamic_diag_info): Likewise.
13457 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13459 * pretty-print.c (pp_base_format): Remove %H.
13460 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13461 gcc_cxxdiag_char_table): Likewise.
13462 (init_dynamic_diag_info): Likewise.
13463 * config/mep/mep.c (mep_select_section): Likewise.
13465 2009-07-07 Duncan Sands <baldrick@free.fr>
13467 * final.c (pass_clean_state): Give the pass a name.
13468 * passes.c (pass_rest_of_compilation): Likewise.
13469 * tree-optimize.c (pass_all_optimizations): Likewise.
13471 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13473 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13474 an extra 'decl' for error_at.
13476 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13478 PR middle-end/40669
13479 * tree-tailcall.c (adjust_return_value_with_ops,
13480 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13481 if it has complex or vector type.
13483 2009-07-07 Olivier Hainque <hainque@adacore.com>
13485 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13488 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13490 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13492 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13494 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13495 * c-decl.c: Likewise.
13496 * function.c: Likewise.
13497 * varasm.c: Likewise.
13498 * tree-ssa.c: Likewise.
13499 * c-common.c: Likewise.
13500 * tree-cfg.c: Likewise.
13501 * config/spu/spu.c: Likewise.
13502 * config/ia64/ia64.c: Likewise.
13503 * config/v850/v850.c: Likewise.
13505 2009-07-06 DJ Delorie <dj@redhat.com>
13507 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13508 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13509 unspecified accesses to control registers.
13510 * config/mep/intrinsics.md: Regenerate.
13511 * config/mep/intrinsics.h: Regenerate.
13512 * config/mep/mep-intrin.h: Regenerate.
13514 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13516 * c-lex.c: Replace %H by an explicit location. Update all calls.
13517 * c-common.c: Likewise.
13518 * c-decl.c: Likewise.
13519 * c-typeck.c: Likewise.
13520 * fold-const.c: Likewise.
13521 * gimplify.c: Likewise.
13522 * stmt.c: Likewise.
13523 * tree-cfg.c: Likewise.
13524 * tree-ssa-loop-niter.c: Likewise.
13525 * tree-vrp.c: Likewise.
13526 * value-prof.c: Likewise.
13528 2009-07-06 Diego Novillo <dnovillo@google.com>
13530 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13531 if it has one. Handle cases where VAR does not have an
13532 annotation or cfun is NULL.
13534 2009-07-06 Diego Novillo <dnovillo@google.com>
13536 * tree.c: Include debug.h.
13537 (initialize_tree_contains_struct): New.
13538 (init_ttree): Call it.
13539 (tree_node_structure_for_code): Factor out of ...
13540 (tree_node_structure): ... here.
13541 * treestruct.def (TS_PHI_NODE): Remove.
13542 (TS_GIMPLE_STATEMENT): Remove.
13544 2009-07-06 Diego Novillo <dnovillo@google.com>
13546 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13547 (debug_tree_chain): Handle cycles.
13549 2009-07-06 Nick Clifton <nickc@redhat.com>
13550 DJ Delorie <dj@redhat.com>
13552 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13553 __FMOVD_ENABLED__ is defined.
13555 (TARGET_FMOVD): Provide a default definition.
13556 (MASK_FMOVD): Likewise.
13557 (TARGET_CPU_CPP_BUILTINS): Define
13558 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13559 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13560 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13561 (split for DF load from memory into register): Also handle
13562 MEMs which consist of REG+DISP addressing.
13563 (split for DF store from register to memory): Likewise.
13564 (movsf_ie): Always use single fp_mode.
13565 * config/sh/sh.c (sh_override_options): Do not automatically
13566 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13567 that to the -mfmovd command line switch.
13568 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13569 (fldi_ok): Always allow.
13570 * config/sh/sh.opt (mfmovd): Remove this switch.
13571 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13573 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13574 Kaz Kojima <kkojima@gcc.gnu.org>
13576 PR rtl-optimization/30807
13577 * postreload.c (reload_combine): For every new use of REG_SUM,
13578 record the use of BASE.
13580 2009-07-06 Jan Hubicka <jh@suse.cz>
13582 * params.def: Revert my accidental commit at 2009-06-30.
13584 2009-07-04 Ian Lance Taylor <iant@google.com>
13587 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13589 (mingw_format_attribute_overrides): Likewise.
13591 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13594 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13595 don't check cfa.reg. Instead of cfa.indirect use
13596 fde && fde->drap_reg != INVALID_REGNUM test.
13598 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13600 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13602 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13605 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13607 2009-07-03 Richard Guenther <rguenther@suse.de>
13609 PR tree-optimization/40640
13610 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13613 2009-07-03 Jan Hubicka <jh@suse.cz>
13615 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13616 for size, reduce amount of inlining.
13618 2009-07-03 Richard Guenther <rguenther@suse.de>
13620 PR middle-end/34163
13621 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13622 if t +- x is known to not overflow and the conversion widens the
13624 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13626 2009-07-03 Jan Hubicka <jh@suse.cz>
13628 * ipa-pure-const.c (analyze): Update loop optimizer init.
13629 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13630 try_remove_empty_loop, remove_empty_loops): Remove.
13631 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13632 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13633 to mark regular loops as neccesary.
13634 (degenerate_phi_p): New function.
13635 (propagate_necessity, remove_dead_phis): Use it.
13636 (forward_edge_to_pdom): Likewise.
13637 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13638 virtual PHI nodes that became unreachable.
13639 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13640 * tree-flow.h (remove_empty_loops): Remove.
13641 * passes.c (init_optimization_passes): Remove.
13643 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13645 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13646 can_create_pseudo_p.
13647 (*fix_trunc<mode>_i387_1): Ditto.
13648 (*floathi<mode>2_1): Ditto.
13649 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13650 (*fistdi2_1): Ditto.
13651 (*fist<mode>2_1): Ditto.
13652 (frndintxf2_floor): Ditto.
13653 (*fist<mode>2_floor_1): Ditto.
13654 (frndintxf2_ceil): Ditto.
13655 (*fist<mode>2_ceil_1): Ditto.
13656 (frndintxf2_trunc): Ditto.
13657 (frndintxf2_mask_pm): Ditto.
13658 (fxam<mode>2_i387_with_temp): Ditto.
13659 * config/i386/sse.md (mulv16qi3): Ditto.
13660 (*sse2_mulv4si3): Ditto.
13662 (sse4_2_pcmpestr): Ditto.
13663 (sse4_2_pcmpistr): Ditto.
13665 2009-07-03 Jan Hubicka <jh@suse.cz>
13667 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13668 (mark_stmt_necessary): Set it.
13669 (mark_operand_necessary): Set it.
13670 (mark_control_dependent_edges_necessary): Set it.
13671 (mark_virtual_phi_result_for_renaming): New function.
13672 (get_live_post_dom): New function.
13673 (forward_edge_to_pdom): New function.
13674 (remove_dead_stmt): Fix handling of control dependences.
13675 (tree_dce_init): Init new bitmap.
13676 (tree_dce_done): Free it.
13678 2009-07-02 Richard Guenther <rguenther@suse.de>
13681 * tree-ssa-structalias.c (new_var_info): Initialize
13684 2009-07-02 Jan Hubicka <jh@suse.cz>
13686 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13689 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13691 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13692 instead of recomputing it. Adjust calls.
13693 (emit_store_flag): Adjust recursive calls.
13695 2009-07-02 Richard Guenther <rguenther@suse.de>
13697 * tree-ssa-live.c (remove_unused_locals): Do not remove
13699 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13700 of DECL_EXTERNAL for HEAP variables.
13701 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13702 HEAP variables. Do not adjust RESTRICT vars.
13703 (find_what_var_points_to): Nobody cares if something
13704 points to READONLY.
13706 2009-07-02 Ben Elliston <bje@au.ibm.com>
13708 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13709 pc_low and pc_high declarations to the top of the function.
13711 2009-07-01 DJ Delorie <dj@redhat.com>
13713 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13714 registers as fixed.
13715 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13716 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13717 unspecified accesses to control registers.
13718 * config/mep/intrinsics.md: Regenerate.
13719 * config/mep/intrinsics.h: Regenerate.
13720 * config/mep/mep-intrin.h: Regenerate.
13722 2009-07-01 Anthony Green <green@moxielogic.com>
13724 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13725 instruction when possible.
13726 (moxie_expand_prologue): Ditto. Also, save an instruction and
13727 some complexity by popping off of $r12 instead of $sp.
13728 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13731 2009-07-01 Richard Henderson <rth@redhat.com>
13734 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13735 contained no insns, reposition note before last insn.
13737 2009-07-01 Richard Henderson <rth@redhat.com>
13740 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13741 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13743 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13746 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13747 darwin9 for printing reg addresses with %y.
13749 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13751 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13752 truncation from operands in binary operations.
13754 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13757 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13758 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13759 subreg of op0 to the original op0.
13761 * expmed.c (store_bit_field_1): Use a temporary as the destination
13762 instead of a paradoxical subreg when we need to truncate the result.
13764 2009-07-01 DJ Delorie <dj@redhat.com>
13766 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13767 names to VLIW variants.
13768 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13769 * config/mep/intrinsics.md: Regenerate.
13770 * config/mep/intrinsics.h: Regenerate.
13771 * config/mep/mep-intrin.h: Regenerate.
13773 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13776 * jump.c (returnjump_p): Revert last patch.
13777 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13779 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13782 * pa.md (casesi32p): Use jump table label to determine the offset
13784 (casesi64p): Likewise.
13786 * pa.c (forward_branch_p): Return bool type. Use instruction
13787 addresses when available. Assert that INSN has a jump label.
13788 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13791 2009-07-01 Richard Guenther <rguenther@suse.de>
13793 PR tree-optimization/19831
13794 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13795 that only act as barriers do not make any previous stores necessary.
13796 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13797 HEAP variables global, do not add a constraint from nonlocal.
13798 (find_func_aliases): Handle escapes through return statements.
13799 (compute_points_to_sets): Make escaped HEAP variables global.
13801 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13804 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13805 after reducing a DImode cstore to SImode.
13807 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13809 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13810 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13812 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13814 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13815 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13817 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13818 and umod_optab if TARGET_BSD_DIVMOD.
13819 * config/vax/lib1funcs.asm: New file.
13820 * config/vax/t-linux: New file.
13821 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13823 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13826 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13827 to type arguments that have void type.
13830 * dwarf2out.c (gen_formal_parameter_die): Call
13831 equate_decl_number_to_die if node is different from origin.
13833 2009-06-30 Anthony Green <green@moxielogic.com>
13835 Clean up moxie port for --enable-build-with-cxx.
13836 * config/moxie/moxie.c (moxie_function_value): First two
13837 parameters are const_tree, not tree.
13838 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13839 (REG_CLASS_NAMES): Ditto.
13840 (REGNO_REG_CLASS): Ditto.
13841 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13842 (moxie_function_value): Fix constyness of arguments.
13844 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13846 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13847 finalize_size_functions before further processing.
13848 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13849 (variable_size): Call self_referential_size on size expressions
13850 that contain a PLACEHOLDER_EXPR.
13851 (size_functions): New static variable.
13852 (copy_self_referential_tree_r): New static function.
13853 (self_referential_size): Likewise.
13854 (finalize_size_functions): New global function.
13855 * tree.c: Include tree-inline.h.
13856 (push_without_duplicates): New static function.
13857 (find_placeholder_in_expr): New global function.
13858 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13860 <tcc_expression>: Likewise.
13861 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13862 the call in the expression.
13863 * tree.h (finalize_size_functions): Declare.
13864 (find_placeholder_in_expr): Likewise.
13865 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13866 (substitute_placeholder_in_expr): Update comment.
13867 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13869 (copy_tree_body_r): Likewise.
13870 (copy_tree_body): New static function.
13871 (maybe_inline_call_in_expr): New global function.
13872 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13873 (maybe_inline_call_in_expr): Declare.
13874 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13875 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13878 2009-06-30 Richard Guenther <rguenther@suse.de>
13880 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13882 (propagate_necessity): Do not mark reaching defs of stores
13885 2009-06-30 Jan Hubicka <jh@suse.cz>
13887 * cfgloopanal.c (check_irred): Move into ...
13888 (mark_irreducible_loops): ... here; return true if ireducible
13890 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13891 (analyze_function): Try to prove loop finiteness.
13892 * cfgloop.h (mark_irreducible_loops): Update prototype.
13893 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13895 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13897 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13899 2009-06-30 Ira Rosen <irar@il.ibm.com>
13901 PR tree-optimization/40542
13902 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13905 2009-06-30 Martin Jambor <mjambor@suse.cz>
13907 PR tree-optimization/40582
13908 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13909 than useless_type_conversion_p.
13910 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13913 2009-06-30 Martin Jambor <mjambor@suse.cz>
13915 PR middle-end/40554
13916 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13918 2009-06-30 Richard Guenther <rguenther@suse.de>
13920 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13921 use ao_ref references.
13922 (walk_aliased_vdefs): Likewise.
13923 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13924 * tree-ssa-dce.c (struct ref_data): Remove.
13925 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13926 (mark_aliased_reaching_defs_necessary): Adjust.
13927 (mark_all_reaching_defs_necessary_1): Likewise.
13929 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13932 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13933 (emit_store_flag_1): Extract from emit_store_flag, adjust
13934 calls to (what now is) emit_cstore.
13935 (emit_store_flag): Call emit_store_flag_1 and also use it
13936 for what used to be recursive calls.
13938 2009-06-30 Wei Guozhi <carrot@google.com>
13941 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13942 if the target bb post dominates from bb.
13943 * config/i386/i386.c (memory_address_length): Check existence of base
13944 register before using it.
13946 2009-06-30 Nick Clifton <nickc@redhat.com>
13947 DJ Delorie <dj@redhat.com>
13949 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13950 __FMOVD_ENABLED__ is defined.
13952 (TARGET_FMOVD): Provide a default definition.
13953 (MASK_FMOVD): Likewise.
13954 (TARGET_CPU_CPP_BUILTINS): Define
13955 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13956 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13957 two fmov instructions depending upon whether TARGET_FMOVD is
13959 (split for DF load from memory into register): Also handle
13960 MEMs which consist of REG+DISP addressing.
13961 (split for DF store from register to memory): Likewise.
13962 * config/sh/sh.opt (mfmovd): Remove this switch.
13963 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13964 * config/sh/sh.c (sh_override_options): Do not automatically
13965 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13966 that to the -mfmovd command line switch.
13968 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13970 (fldi_ok): Always allow.
13971 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13973 2009-06-29 DJ Delorie <dj@redhat.com>
13975 * doc/install.texi (mep-x-elf): Correct chip's full name.
13977 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13979 * doc/extend.texi: Fix typo.
13981 2009-06-29 Tom Tromey <tromey@redhat.com>
13983 * dwarf2.h: Remove.
13984 * Makefile.in (DWARF2_H): New variable.
13985 (except.o): Use it.
13986 (dwarf2out.o): Likewise.
13987 (dwarf2asm.o): Likewise.
13988 * config/i386/t-i386: Use DWARF2_H.
13989 * except.c: Include elf/dwarf2.h.
13990 * unwind-dw2.c: Include elf/dwarf2.h.
13991 * dwarf2out.c: Include elf/dwarf2.h.
13992 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13993 <dtprel>: New field.
13994 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13995 (size_of_loc_descr): Likewise.
13996 (output_loc_operands_raw): Likewise.
13997 (output_loc_operands): Handle new dtprel field.
13998 (loc_checksum): Update.
13999 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14000 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14001 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14002 * dwarf2asm.c: Include elf/dwarf2.h.
14003 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14004 * config/mmix/mmix.c: Include elf/dwarf2.h.
14005 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14006 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14007 * config/sh/sh.c: Include elf/dwarf2.h.
14008 * config/i386/i386.c: Include elf/dwarf2.h.
14010 2009-06-29 DJ Delorie <dj@redhat.com>
14012 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14014 * doc/extend.texi: Add MeP attributes and pragmas.
14015 * doc/invoke.text: Add MeP Options.
14016 * doc/contrib.texi: Add MeP contribution.
14017 * doc/md.texi: Add MeP constraints.
14018 * doc/install.texi: Add MeP target.
14020 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14022 * target.h (struct gcc_target): Add frame_pointer_required field.
14023 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14024 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14025 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14027 * reload1.c (update_eliminables): (Ditto.).
14028 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14029 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14030 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14032 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14034 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14035 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14036 (arm_frame_pointer_required): New function.
14038 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14039 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14040 (avr_frame_pointer_required_p): Declare as static.
14041 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14043 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14044 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14045 (bfin_frame_pointer_required): Make as static, change return type
14047 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14049 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14050 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14051 (cris_frame_pointer_required): New function.
14053 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14055 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14056 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14057 (fr30_frame_pointer_required): New function.
14059 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14060 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14061 (frv_frame_pointer_required): Make as static, change return type
14063 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14065 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14066 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14067 (ix86_frame_pointer_required): Make as static, change return type to
14069 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14071 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14072 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14074 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14076 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14078 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14080 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14081 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14082 (mips_frame_pointer_required): Make as static.
14083 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14085 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14086 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14087 (mmix_frame_pointer_required): Mew function.
14089 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14090 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14092 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14094 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14096 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14098 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14099 (CAN_ELIMINATE): Redefine.
14100 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14101 (sparc_frame_pointer_required): New function.
14102 (sparc_can_eliminate): New function.
14103 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14105 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14106 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14108 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14109 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14110 (xtensa_frame_pointer_required): Make as static, change return type
14112 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14115 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14117 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14118 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14119 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14120 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14121 (register_callback): Handle PLUGIN_START_UNIT.
14122 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14124 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14126 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14128 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14129 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14131 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14133 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14136 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14138 * doc/extend.texi (Additional Floating Types): __float128 is also
14139 supported on i386 targets.
14141 2009-06-29 Richard Guenther <rguenther@suse.de>
14143 PR middle-end/14187
14144 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14146 (pt_solutions_same_restrict_base): Declare.
14147 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14149 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14150 (make_constraint_from, make_copy_constraint): Move earlier.
14151 (make_constraint_from_heapvar): New function.
14152 (make_constraint_from_restrict): Likewise.
14153 (handle_lhs_call): Use it.
14154 (find_func_aliases): Use it to track conversions to restrict
14155 qualified pointers.
14156 (struct fieldoff): Add only_restrict_pointers flag.
14157 (push_fields_onto_fieldstack): Initialize it.
14158 (create_variable_info_for): Track global restrict qualified pointers.
14159 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14160 Track restrict qualified pointer arguments.
14161 (set_uids_in_ptset): Use varinfo is_global_var flag.
14162 (find_what_var_points_to): Set the vars_contains_restrict flag.
14163 Always create the points-to solution for sets including restrict tags.
14164 (pt_solutions_same_restrict_base): New function.
14165 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14166 qualified pointers use pt_solutions_same_restrict_base as
14167 additional source for disambiguation.
14169 2009-06-29 Richard Guenther <rguenther@suse.de>
14171 PR middle-end/38212
14172 * alias.c (find_base_decl): Remove.
14173 (get_deref_alias_set_1): Remove restrict handling.
14174 * c-common.c (c_apply_type_quals_to_decl): Do not set
14175 DECL_POINTER_ALIAS_SET.
14176 * gimplify.c (find_single_pointer_decl_1): Remove.
14177 (find_single_pointer_decl): Likewise.
14178 (internal_get_tmp_var): Remove restrict handling.
14179 (gimple_regimplify_operands): Likewise.
14180 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14181 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14182 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14183 * tree.c (restrict_base_for_decl): Remove.
14184 (init_ttree): Do not allocate it.
14185 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14186 LABEL_DECL_UID for label decls.
14187 (copy_node_stat): Do not copy restrict information.
14188 (decl_restrict_base_lookup): Remove.
14189 (decl_restrict_base_insert): Likewise.
14190 (print_restrict_base_statistics): Likewise.
14191 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14192 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14193 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14194 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14195 (LABEL_DECL_UID): Adjust.
14196 (DECL_BASED_ON_RESTRICT_P): Remove.
14197 (DECL_GET_RESTRICT_BASE): Likewise.
14198 (SET_DECL_RESTRICT_BASE): Likewise.
14199 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14201 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14202 instead of DECL_POINTER_ALIAS_SET.
14203 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14204 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14205 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14207 2009-06-29 Richard Guenther <rguenther@suse.de>
14209 PR tree-optimization/40579
14210 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14211 the IL to simplify has constants that overflowed.
14213 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14215 PR tree-optimization/40550
14216 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14217 vector_compute_type only when the size of vector_compute_type is
14218 less than the size of type.
14220 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14222 * fold-const.c (contains_label_1): Fix comments.
14223 (contains_label_p): Do not walk trees multiple time.
14225 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14227 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14228 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14229 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14230 ix86_fp_comparison_operator.
14231 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14232 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14233 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14234 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14235 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14236 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14237 (related splits): Change predicate to ix86_fp_comparison_operator.
14238 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14239 instead of ix86_fp_comparison_codes.
14240 (ix86_trivial_fp_comparison_operator,
14241 ix86_fp_comparison_operator): New.
14242 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14243 (ix86_expand_compare): Eliminate last two parameters.
14244 (ix86_fp_jump_nontrivial_p): Kill.
14245 * config/i386/i386.c (put_condition_code): Eliminate call to
14246 ix86_fp_comparison_codes and subsequent assertion.
14247 (ix86_fp_comparison_codes): Eliminate.
14248 (ix86_fp_swap_condition): New.
14249 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14250 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14251 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14252 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14253 and ix86_fp_swap_condition.
14254 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14255 Use ix86_fp_comparison_strategy.
14256 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14257 (ix86_fp_jump_nontrivial_p): Eliminate.
14258 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14259 call to ix86_expand_compare.
14260 (ix86_split_fp_branch, ix86_expand_setcc,
14261 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14262 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14264 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14266 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14267 related to jump_clobbers.
14268 * config/arm/arm.md (conds): Remove jump_clob case.
14269 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14270 splits): Change comparison_operator to arm_comparison_operator.
14271 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14274 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14276 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14277 condition for floating point modes.
14278 * expmed.c (emit_store_flag_1): Move here a bigger part
14279 of emit_store_flag.
14280 (emit_store_flag): Try swapping the condition for floating point
14282 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14284 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14286 * expr.c (expand_expr_real_1): Just use do_store_flag.
14287 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14288 emit_store_flag_force.
14289 * expmed.c (emit_store_flag_force): Copy here trick
14290 previously in expand_expr_real_1. Try reversing the comparison.
14291 (emit_store_flag_1): Work if target is NULL.
14292 (emit_store_flag): Work if target is NULL, using the result mode
14293 from the comparison. Use split_comparison, restructure final part
14294 to simplify conditionals.
14296 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14298 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14299 * dojump.c (do_jump): Change handling of floating-point
14300 ops to use just do_compare_and_jump.
14301 (split_comparison): New.
14302 (do_compare_rtx_and_jump): Add here logic coming previously
14303 in do_jump, using split_comparison.
14305 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14308 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14310 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14312 * tree-ssa-alias.c: Fix unintentional commit.
14314 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14316 * passes.c (execute_one_pass): Fix unintentional commit.
14318 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14320 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14321 (df_rd_local_compute, df_md_local_compute): Inline them.
14323 (df_md_scratch): New.
14324 (df_md_alloc, df_md_free): Allocate/free it.
14325 (df_md_local_compute): Only include live registers in init.
14326 (df_md_transfer_function): Prune the in-set computed by
14327 the confluence function, and the gen-set too.
14329 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14331 PR rtl-optimization/26854
14332 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14333 * df-problems.c (df_rd_add_problem): Fix comment.
14334 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14335 df_md_simulate_artificial_defs_at_top,
14336 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14337 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14338 df_md_transfer_function, df_md_init, df_md_confluence_0,
14339 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14340 problem_MD, df_md_add_problem): New.
14341 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14342 df_md_get_bb_info): New.
14343 (DF_LAST_PROBLEM_PLUS1): Adjust.
14345 * Makefile.in (fwprop.o): Include domwalk.h.
14346 * fwprop.c: Include domwalk.h.
14347 (reg_defs, reg_defs_stack): New.
14348 (bitmap_only_bit_between): Remove.
14349 (process_defs): New.
14350 (process_uses): Use reg_defs and local_md instead of
14351 bitmap_only_bit_between and local_rd.
14352 (single_def_use_enter_block): New, from build_single_def_use_links.
14353 (single_def_use_leave_block): New.
14354 (build_single_def_use_links): Remove code moved to
14355 single_def_use_enter_block, invoke domwalk.
14356 (use_killed_between): Adjust comment.
14358 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14360 * bitmap.h (bitmap_ior_and_into): New.
14361 * bitmap.c (bitmap_ior_and_into): New.
14363 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14365 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14366 before_dom_children_before_stmts and after_dom_children_after_stmts.
14367 Rename the two remaining callbacks to just before_dom_children and
14368 after_dom_children. Remove other GIMPLE statement walking bits.
14369 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14370 * graphite.c: Do not include domwalk.h.
14371 * tree-into-ssa.c (interesting_blocks): New global.
14372 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14373 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14374 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14375 now that they're not domwalk callbacks.
14376 (rewrite_initialize_block): Rename to...
14377 (rewrite_enter_block): ... this, place after called functions. Test
14378 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14379 (rewrite_finalize_block): Rename to...
14380 (rewrite_leave_block): ... this, place after called functions.
14381 (rewrite_update_init_block): Rename to...
14382 (rewrite_update_enter_block): ... this, place after called functions.
14383 Test interesting_blocks, call rewrite_update_stmt and
14384 rewrite_update_phi_arguments.
14385 (rewrite_update_fini_block): Rename to...
14386 (rewrite_leave_block): ... this, place after called functions.
14387 (rewrite_blocks): Remove last argument, simplify initialization of
14389 (mark_def_sites_initialize_block): Rename to...
14390 (mark_def_sites_block): ... this, call mark_def_sites.
14391 (mark_def_sites_blocks): Remove argument, simplify initialization of
14393 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14394 (update_ssa): Likewise.
14395 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14397 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14398 (dom_opt_initialize_block): Rename to...
14399 (dom_opt_enter_block): ... this, place after called functions. Walk
14400 statements here, inline propagate_to_outgoing_edges.
14401 (dom_opt_finalize_block): Rename to...
14402 (dom_opt_leave_block): ... this, place after called functions.
14403 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14405 (dse_enter_block, dse_record_phi): New.
14406 (dse_record_phis): Delete.
14407 (dse_finalize_block): Rename to...
14408 (dse_leave_block): ... this.
14409 (tree_ssa_dse): Simplify initialization of walk_data.
14410 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14411 Adjust initialization of walk_data.
14412 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14413 * tree-ssa-loop-phiopt.c (get_non_trapping):
14414 Adjust initialization of walk_data.
14415 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14416 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14417 it's not a domwalk callback.
14418 (uncprop_initialize_block): Rename to...
14419 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14420 (dse_finalize_block): Rename to...
14421 (dse_leave_block): ... this.
14422 (tree_ssa_uncprop): Simplify initialization of walk_data.
14423 * Makefile.in: Adjust dependencies.
14425 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14427 * arm.md (casesi): Fix test for Thumb1.
14428 (thumb1_casesi_internal_pic): Likewise.
14429 (thumb1_casesi_dispatch): Likewise.
14431 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14433 * config/arm/arm-cores.def: Added core cortex-m0.
14434 * config/arm/arm-tune.md: Regenerated.
14435 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14437 2009-06-26 DJ Delorie <dj@redhat.com>
14439 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14441 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14442 the scheduler doesn't tag jump insns.
14444 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14446 * c-decl.c (merge_decls): Re-indent.
14448 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14451 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14452 Special-case decimal float constants.
14454 2009-06-26 Richard Henderson <rth@redhat.com>
14456 * function.h (struct function): Add cannot_be_copied_reason,
14457 and cannot_be_copied_set.
14458 * tree-inline.c (has_label_address_in_static_1): Rename from
14459 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14460 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14461 don't set inline_forbidden_reason.
14462 (copy_forbidden): New function, split out of inline_forbidden_p.
14463 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14464 (inline_forbidden_p): Use copy_forbidden.
14465 (tree_versionable_function_p): Likewise.
14466 (inlinable_function_p): Merge into tree_inlinable_function_p.
14467 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14468 * ipa-cp.c (ipcp_versionable_function_p): New function.
14469 (ipcp_cloning_candidate_p): Use it.
14470 (ipcp_node_modifiable_p): Likewise.
14472 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14474 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14475 that is marked not to be inlined. Remove flag_mudflap use.
14476 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14477 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14479 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14482 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14483 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14485 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14487 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14489 (__mingwthr_remove_key_dtor): Likewise.
14491 2009-06-26 Richard Guenther <rguenther@suse.de>
14493 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14495 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14497 PR middle-end/40525
14498 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14499 try the non-cond_exec path also.
14501 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14504 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14505 (output_cbranch): Use new functions.
14506 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14509 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14510 Pat Haugen <pthaugen@us.ibm.com>
14511 Revital Eres <ERES@il.ibm.com>
14513 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14514 for %c error. Add %x support to print VSX registers as a unified
14515 register set, instead of separate float and altivec registers.
14516 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14517 %y case, and add support for VSX pre-modify addresses.
14518 (output_toc): Add assert for CONST containing an integer constant
14520 (rs6000_adjust_cost): Add POWER7 support.
14521 (insn_must_be_first_in_group): Ditto.
14522 (insn_must_be_last_in_group): Ditto.
14523 (rs6000_emit_popcount): Ditto.
14524 (rs6000_vector_mode_supported_p): Ditto.
14526 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14527 Change some of the functions called by macros to being called
14528 through a pointer, so debug functions can be inserted if
14529 -mdebug=addr or -mdebug=cost.
14530 (rs6000_preferred_reload_class_ptr): Ditto.
14531 (rs6000_secondary_reload_class_ptr): Ditto.
14532 (rs6000_secondary_memory_needed_ptr): Ditto.
14533 (rs6000_cannot_change_mode_class_ptr): Ditto.
14534 (rs6000_secondary_reload_inner): Ditto.
14535 (rs6000_legitimize_reload_address): Ditto.
14536 (rs6000_legitimize_reload_address_ptr): Ditto.
14537 (rs6000_mode_dependent_address): Ditto.
14538 (rs6000_mode_dependent_address_ptr): Ditto.
14540 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14541 function to return true if the mode allows reg + integer
14543 (virtual_stack_registers_memory_p): New function to return true if
14544 the address refers to a virtual stack register.
14545 (rs6000_legitimate_offset_address_p): Move code to say whether a
14546 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14548 (rs6000_legitimate_address_p): Add checks for modes that only can
14549 do reg+reg addressing. Start adding VSX support.
14550 (rs6000_legitimize_reload_address): Ditto.
14551 (rs6000_legitimize_address): Ditto.
14552 (rs6000_debug_legitimate_address_p): New debug functions for
14553 -mdebug=addr and -mdebug=cost.
14554 (rs6000_debug_rtx_costs): Ditto.
14555 (rs6000_debug_address_costs): Ditto.
14556 (rs6000_debug_adjust_cost): Ditto.
14557 (rs6000_debug_legitimize_address): Ditto.
14558 (rs6000_legitimize_reload_address_ptr): Point to call normal
14559 function or debug function. Make functions called via pointer
14561 (rs6000_mode_dependent_address_ptr): Ditto.
14562 (rs6000_secondary_reload_class_ptr): Ditto.
14563 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14564 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14565 into a friendlier error.
14566 (rs6000_init_builtins): Add initial VSX support.
14567 (rs6000_adjust_cost): Fix some spacing issues.
14569 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14570 (REG_CLASS_NAMES): Ditto.
14571 (REG_CLASS_CONTENTS): Ditto.
14572 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14573 pointer, to add -mdebug=addr support.
14574 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14575 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14576 -mdebug=addr support.
14577 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14578 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14579 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14581 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14583 (bswapsi*): Set attribute types for load/store. Add combiner
14584 patterns to eliminate zero extend on 64-bit.
14585 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14586 stdbrx if the hardware supports those instructions.
14588 2009-06-25 Ian Lance Taylor <iant@google.com>
14590 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14591 (Link Options): Document -static-libstdc++.
14593 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14596 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14597 DATA_ALIGNMENT instead.
14599 2009-06-25 Richard Guenther <rguenther@suse.de>
14601 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14602 indirect references against the callused/escaped solutions.
14603 (call_may_clobber_ref_p_1): Likewise.
14605 2009-06-25 Martin Jambor <mjambor@suse.cz>
14607 PR tree-optimization/40493
14608 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14609 (enum unscalarized_data_handling): New type.
14610 (handle_unscalarized_data_in_subtree): Return what has been done.
14611 (load_assign_lhs_subreplacements): Handle left flushes differently.
14612 (sra_modify_assign): Use unscalarized_data_handling, simplified
14613 condition determining whether to remove the statement.
14615 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14617 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14618 excerpt - @ should be doubled for texinfo.
14620 2009-06-24 Ian Lance Taylor <iant@google.com>
14622 * config/arc/arc.c: Include "df.h".
14623 (arc_attribute_table): Make static. Move higher in file.
14624 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14625 (output_shift): Initialize n later to avoid warning.
14626 * config/arm/arm.c (arm_attribute_table): Make static. Move
14628 * config/avr/avr.c (avr_attribute_table): Make static. Move
14630 (reg_class_tab): Change array type from int to enum reg_class.
14631 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14633 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14634 (lshrhi3_out): Likewise.
14635 (class_likely_spilled_p): Change return type to bool.
14636 (avr_rtx_costs): Use local code variable with enum type.
14637 * config/avr/avr.md (movmemhi): Use add_reg_note.
14638 (andhi3, andsi3): Don't use AS2 with "and".
14639 (iorhi3, iorsi3): Don't use AS2 with "or".
14640 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14641 * config/crx/crx.c: Include "df.h".
14642 (crx_attribute_table): Make static.
14643 * config/m32r/m32r.c: Include "df.h".
14644 (m32r_attribute_table): Make static. Move higher in file.
14645 (pop): Use add_reg_note.
14646 (block_move_call): Change 0 to LCT_NORMAL in function call.
14647 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14648 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14649 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14650 declare, not just when TREE_CODE is defined.
14651 * config/m68hc11/m68hc11.c: Include "expr.h".
14652 (m68hc11_attribute_table): Make static. Move higher in file.
14653 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14655 (m68hc11_register_indirect_p): Likewise.
14656 (m68hc11_function_arg_padding): Change return type to enum
14658 (emit_move_after_reload): Use add_reg_note.
14659 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14660 (m68hc11_split_logical): Likewise.
14661 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14663 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14664 to VOIDmode in function call.
14665 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14667 (m68hc11_split_logical): Update declaration.
14668 (m68hc11_function_arg_padding): Update declaration.
14669 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14670 to array of enum reg_class.
14671 (mcore_attribute_table): Make static. Move higher in file.
14672 (mcore_rtx_costs): Add cast to enum type.
14673 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14674 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14675 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14677 * config/sh/predicates.md (trapping_target_operand): Rename and to
14679 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14681 * config/spu/spu.c (spu_attribute_table): Make static. Move
14683 * config/v850/v850.c (v850_attribute_table): Make static. Move
14685 (v850_rtx_costs): Use local code with enum type.
14686 (expand_epilogue): Add cast.
14687 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14689 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14692 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14693 -m2a-single-only and -m2a-nofpu.
14694 * config/sh/sh.opt: Document m2a generates FPU code.
14696 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14698 * defaults.h (CAN_ELIMINATE): Provide default.
14699 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14700 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14701 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14702 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14703 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14704 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14705 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14706 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14707 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14708 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14710 2009-06-24 DJ Delorie <dj@redhat.com>
14712 * mep-ext-cop.cpu: Fix copyright notice.
14713 * mep-default: Fix copyright notice.
14714 * mep-core: Fix copyright notice.
14715 * mep: Fix copyright notice.
14716 * mep-ivc2: Fix copyright notice.
14717 * mep-c5: Fix copyright notice.
14719 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14721 * doc/contrib.texi (Contributors):
14723 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14725 PR middle-end/40501
14726 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14727 src and dst operands if necessary.
14729 2009-06-23 DJ Delorie <dj@redhat.com>
14732 * config.gcc: Add mep support.
14733 * recog.c: Resurrect validate_replace_rtx_subexp().
14734 * recog.h: Likewise.
14735 * config/mep/: Add new port:
14736 * config/mep/constraints.md: New file.
14737 * config/mep/default.h: New file.
14738 * config/mep/intrinsics.h: New file.
14739 * config/mep/intrinsics.md: New file.
14740 * config/mep/ivc2-template.h: New file.
14741 * config/mep/mep-c5.cpu: New file.
14742 * config/mep/mep-core.cpu: New file.
14743 * config/mep/mep-default.cpu: New file.
14744 * config/mep/mep-ext-cop.cpu: New file.
14745 * config/mep/mep-intrin.h: New file.
14746 * config/mep/mep-ivc2.cpu: New file.
14747 * config/mep/mep-lib1.asm: New file.
14748 * config/mep/mep-lib2.c: New file.
14749 * config/mep/mep-pragma.c: New file.
14750 * config/mep/mep-protos.h: New file.
14751 * config/mep/mep-tramp.c: New file.
14752 * config/mep/mep.c: New file.
14753 * config/mep/mep.cpu: New file.
14754 * config/mep/mep.h: New file.
14755 * config/mep/mep.md: New file.
14756 * config/mep/mep.opt: New file.
14757 * config/mep/predicates.md: New file.
14758 * config/mep/t-mep: New file.
14760 2009-06-23 Ian Lance Taylor <iant@google.com>
14762 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14763 from loose_warn into c_loose_warn and from strict_warn into
14764 c_strict_warn. Set and substitute warn_cxxflags. Check for
14765 --enable-build-with-cxx. Set and substitute
14766 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14767 * Makefile.in (CXXFLAGS): New variable.
14768 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14769 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14770 the default is the same as $(STRICT_WARN).
14771 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14772 (CXX): New variable.
14773 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14774 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14775 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14776 (HOST_LIBS): New variable.
14777 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14778 (ALL_CXXFLAGS): New variable.
14779 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14780 * doc/install.texi (Configuration): Document
14781 --enable-build-with-cxx, --with-stage1-ldflags,
14782 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14783 * configure: Rebuild.
14785 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14787 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14788 from previous commit.
14790 2009-06-23 Ian Lance Taylor <iant@google.com>
14792 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14794 2009-06-23 Ian Lance Taylor <iant@google.com>
14796 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14797 with ATTRIBUTE_UNUSED.
14799 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14800 Pat Haugen <pthaugen@us.ibm.com>
14801 Revital Eres <eres@il.ibm.com>
14803 * config.in (HAVE_AS_POPCNTD): Add default definition.
14804 (HAVE_AS_LWSYNC): Ditto.
14806 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14808 (gcc_cv_as_powerpc_cmpb): Ditto.
14809 (gcc_cv_as_powerpc_dfp): Ditto.
14810 (gcc_cv_as_powerpc_vsx): Ditto.
14811 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14812 supporting the popcntd/lwsync instructions.
14813 (gcc_cv_as_powerpc_lwsync): Ditto.
14814 * configure: Regenerate.
14816 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14817 -mcpu=native and -mcpu=power7.
14818 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14820 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14821 a variable instead of a mask to reduce the number of mask bits.
14822 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14823 (-mbit-word): Ditto.
14824 (-mregnames): Ditto.
14825 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14826 (-mfused-madd): Ditto.
14828 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14830 (-mvsx): New switch for VSX instructions.
14831 (-misel): Move from a variable to a mask to allow it to be set by
14834 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14835 function declaration to an array declaration.
14836 (rs6000_hard_regno_nregs): New external array declaration.
14838 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14839 files included by rs6000.md.
14841 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14842 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14844 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14846 (rs6000_debug_reg): New -mdebug= variables.
14847 (rs6000_debug_addr): Ditto.
14848 (rs6000_debug_cost): Ditto.
14849 (rs6000_pmode): New variable to hold Pmode.
14850 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14851 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14852 calculated at compiler start.
14853 (rs6000_hard_regno_nregs): Change function to an array which holds
14854 HARD_REGNO_NREGS calculated at compiler start.
14855 (rs6000_explicit_options): Delete isel field.
14856 (rs6000_vector_unit): New array to hold which vector unit
14857 supports arithmetic options for a given type.
14858 (rs6000_vector_mem): New array to hold which vector unit supports
14859 memory reference operations for a given type.
14860 (rs6000_vector_align): New array to given the alignment of each
14862 (power7_cost): New basic costs for power7.
14863 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14864 (rs6000_hard_regno_nregs_internal): New function, moved from
14865 HARD_REGNO_NREGS, to calculate the number of registers each hard
14866 register takes for each type.
14867 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14868 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14869 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14870 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14871 unit information here so it is calculated once at compiler startup
14873 (rs6000_override_options): Make -misel a target mask. Add more
14874 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14875 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14877 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14878 (rs6000_handle_option): Move -misel from variable to target mask.
14879 (rs6000_builtin_mask_for_load): Add VSX support.
14880 (rs6000_conditional_register_usage): Ditto.
14881 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14882 (function_arg_boundary): Ditto.
14883 (rs6000_expand_builtin): Ditto.
14884 (def_builtin): Make abort message a little friendlier.
14885 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14887 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14888 assembler support the popcntd instruction instead of a vsx
14889 instruction to enable power7 support.
14890 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14891 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14892 option to the assembler if -mcpu=native.
14893 (ASM_CPU_NATIVE_SPEC): Ditto.
14894 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14896 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14897 the lwsync instruction.
14898 (enum processor_type): Add PROCESSOR_POWER7.
14899 (rs6000_debug_reg): New -mdebug= options.
14900 (rs6000_debug_addr): Ditto.
14901 (rs6000_debug_cost): Ditto.
14902 (rs6000_isel): Delete.
14903 (enum rs6000_vector): New enum to say what vector unit we have.
14904 (VECTOR_UNIT_*): New macros to say which vector unit has
14905 arithmetic operations for a given type.
14906 (VECTOR_MEM_*): New macros to say which vector unit has memory
14907 operations for a given type.
14908 (TARGET_LDBRX): Whether the machine supports the ldbrx
14910 (TARGET_ISEL): Delete, -misel moved to be a mask.
14911 (TARGET_ISEL64): New macro for 64-bit isel support.
14912 (UNITS_PER_VSX_WORD): New macro.
14913 (POINTER_SIZE): Move to be an external variable, rather than
14914 calculating whether we are generating 32 ot 64-bit code.
14916 (STACK_BOUNDARY): Add VSX support.
14917 (LOCAL_ALIGNMENT): Ditto.
14918 (SLOW_UNALIGNED_ACCESS): Ditto.
14919 (VSX_REGNO_P): New macro for VSX support.
14920 (VFLOAT_REGNO_P): Ditto.
14921 (VINT_REGNO_P): Ditto.
14922 (VLOGICAL_REGNO_P): Ditto.
14923 (VSX_VECTOR_MODE): Ditto.
14924 (VSX_SCALAR_MODE): Ditto.
14926 (VSX_MOVE_MODE): Ditto.
14927 (VSX_REG_CLASS_P): Ditto.
14928 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14930 (UNITS_PER_SIMD_WORD): Add VSX support.
14931 (MODES_TIEABLE_P): Ditto.
14932 (STARTING_FRAME_OFFSET): Ditto.
14933 (STACK_DYNAMIC_OFFSET): Ditto.
14934 (EPILOGUE_USES): Ditto.
14935 (REGNO_REG_CLASS): Move to array lookup.
14936 (CLASS_MAX_NREGS): Ditto.
14937 (rs6000_vector_reg_class): Add declaration.
14938 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14939 overlap with the floating point and Altivec registers.
14941 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14943 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14944 give the appropriate asm switches if -mcpu=native.
14945 (host_detect_local_cpu): Add support for "asm".
14946 (host_detect_local_cpu): Follow GNU code guidelines for name.
14948 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14949 -mbit-word to a variable instead of being a target mask.
14951 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14952 emit the lwsync instruction instead of emitting the instruction as
14953 an integer constant.
14955 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14956 fixuns_trundfsi2, move expander into rs6000.md.
14958 * config/rs6000/rs6000.md (cpu): Add power7.
14959 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14960 (logical predicate patterns): Change the single instruction
14961 primitives that set CR0 to be fast_compare instead of compare.
14963 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14964 (popcntddi2): Ditto.
14965 (popcount<mode>): Ditto.
14966 (floating multiply/add insns): Name the floating point
14967 multiply/add insns.
14968 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14969 (isel_unsigned_<mode>): Ditto.
14970 (fixuns_trundfsi2): Move expander here from spe.md.
14971 (smindi3): Define if we have -misel on 64-bit systems.
14976 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14978 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14980 * config/avr/avr.c (avr_current_device): New variable.
14981 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14982 (avr_arch, mcu_type_s): Move to avr.h.
14983 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14984 default_data_section_start fields.
14985 (avr_arch): Moved from avr.c.
14986 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14987 library_name fields.
14988 (avr_current_device, avr_mcu_types, avr_arch_types,
14989 avr_device_to_arch, avr_device_to_data_start,
14990 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14991 (EXTRA_SPEC_FUNCTIONS): Define.
14992 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14993 options mapping. Use device_to_arch and device_to_data_start insted.
14994 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14995 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14996 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14997 * config/avr/driver-avr.c: New file.
14998 * config/avr/avr-devices.c: New file.
15000 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15002 * var-tracking.c (unshare_variable): Force initialized to
15003 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15004 (set_variable_part): Likewise.
15005 (struct variable_union_info): Remove pos_src field.
15006 (vui_vec, vui_allocated): New variables.
15007 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15008 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15009 == 1 use a simpler sorting algorithm. Compute pos field right
15010 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15011 Avoid quadratic comparison if !flag_var_tracking_uninit.
15012 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15013 unshare_variable unconditionally.
15014 (dataflow_set_different_2): Removed.
15015 (dataflow_set_different): Don't traverse second hash table.
15016 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15017 unconditionally to var_reg_set or var_mem_set.
15018 (emit_notes_in_bb): Likewise.
15019 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15021 (emit_note_insn_var_location): Don't set initialized to
15022 VAR_INIT_STATUS_INITIALIZED early.
15023 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15025 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15027 * tree-object-size.c (addr_object_size): Instead of checking
15028 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15029 are no FIELD_DECLs following it.
15031 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15033 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15034 order to match bswaps with signed source operands.
15036 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15038 * sdbout.c (sdbout_one_type): Fix braces in switch.
15040 2009-06-23 Richard Guenther <rguenther@suse.de>
15042 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15044 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15045 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15046 var_callused, callused_tree, var_storedanything, storedanything_tree,
15047 var_integer, integer_tree): Remove global variables.
15048 (new_var_info): Do not pass new id, append the new var to the
15049 global variable vector.
15050 (do_ds_constraint): Use is_global_var member of the variable-info.
15051 (new_scalar_tmp_constraint_exp): Adjust.
15052 (create_function_info_for): Likewise.
15053 (create_variable_info_for): Likewise.
15054 (find_what_var_points_to): Remove dead code.
15055 (init_base_vars): Simplify.
15056 (compute_points_to_sets): Adjust.
15058 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15060 * combine.c (try_combine): Dump information about the insns we're
15063 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15065 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15066 check when calling force_to_mode on TRUNCATE's operand.
15068 2009-06-22 Ian Lance Taylor <iant@google.com>
15070 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15072 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15074 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15076 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15078 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15079 override library linkage flags such as -static-libgcc or
15082 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15084 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15086 2009-06-22 Ian Lance Taylor <iant@google.com>
15088 * config/linux.opt: Put mglibc ahead of muclibc.
15090 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15091 for duplicate decls.
15093 2009-06-22 Matthias Klose <doko@ubuntu.com>
15095 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15097 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15100 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15101 instead of NULL if a parser error occurs.
15103 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15105 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15106 non-DWARF2_DEBUGGING_INFO version.
15108 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15110 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15111 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15113 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15114 (LIBGCC2_TF_CEXT): Define.
15117 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15120 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15122 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15124 * config/arm/arm.c (arm_override_options): Disable
15125 -mcaller-super-interworking and -mcallee-super-interworking.
15126 * doc/invoke.texi (ARM Options): Document this.
15128 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15130 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15131 * config/arm/constraints.md (j): New constraint for movw operands.
15132 (N): Remove thumb2 meaning.
15133 * config/arm/arm.md (*arm_movw): Delete.
15134 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15135 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15136 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15138 2009-06-22 Martin Jambor <mjambor@suse.cz>
15140 PR tree-optimization/40492
15141 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15142 build_ref_for_offset.
15144 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15146 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15147 JUMP_TABLE_DATA_P predicates where applicable.
15148 * auto-inc-dec.c: Ditto.
15149 * builtins.c: Ditto.
15150 * caller-save.c: Ditto.
15152 * cfgcleanup.c: Ditto.
15153 * cfglayout.c: Ditto.
15155 * combine.c: Ditto.
15156 * combine-stack-adj.c: Ditto.
15160 * df-scan.c: Ditto.
15162 * dwarf2asm.c: Ditto.
15163 * dwarf2out.c: Ditto.
15164 * emit-rtl.c: Ditto.
15170 * function.c: Ditto.
15173 * genpreds.c: Ditto.
15174 * genrecog.c: Ditto.
15176 * ira-costs.c: Ditto.
15177 * ira-lives.c: Ditto.
15179 * loop-iv.c: Ditto.
15180 * lower-subreg.c: Ditto.
15181 * modulo-sched.c: Ditto.
15183 * postreload.c: Ditto.
15184 * print-rtl.c: Ditto.
15186 * reginfo.c: Ditto.
15187 * regmove.c: Ditto.
15188 * reload1.c: Ditto.
15191 * rtlanal.c: Ditto.
15193 * sched-vis.c: Ditto.
15195 * sel-sched-ir.c: Ditto.
15196 * simplify-rtx.c: Ditto.
15197 * targhooks.c: Ditto.
15198 * var-tracking.c: Ditto.
15199 * vmsdbgout.c: Ditto.
15201 2009-06-22 Matthias Klose <doko@ubuntu.com>
15203 * Makefile.in (install-plugin): Always use DESTDIR.
15205 2009-06-22 Olivier Hainque <hainque@adacore.com>
15207 * config/pa/pa.c (output_call): Don't optimize post call jumps
15208 into return address adjustments if the call may throw.
15210 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15212 * arm.c (thumb1_output_casesi): New function.
15213 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15214 optimizing for size or PIC.
15215 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15216 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15217 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15218 (thumb1_casesi_internal_pic): New expand rule.
15219 (thumb1_casesi_dispatch): New pattern.
15220 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15222 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15223 in the text seciton when PIC or optimizing for size.
15224 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15225 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15226 preservation properties of code.
15227 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15228 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15229 (__gnu_thumb1_case_si): New function.
15230 * t-arm (LIB1ASMSRC): Define here.
15231 (LIB1ASMFUNCS): Add some common functions.
15232 * t-arm-elf (LIB1ASMSRC): Delete.
15233 (LIB1ASMFUNCS): Append to existing set.
15234 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15235 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15236 * t-symbian (LIB1ASMFUNCS): Likewise.
15237 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15238 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15240 2009-06-21 Richard Guenther <rguenther@suse.de>
15242 PR tree-optimization/38729
15243 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15244 to loops with a single exit if -fno-expensive-optimizations.
15246 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15248 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15249 (dataflow_set): Change vars type from htab_t to shared_hash.
15250 (shared_hash_pool, empty_shared_hash): New variables.
15251 (vars_clear): Removed.
15252 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15253 shared_hash_find_slot_unshare, shared_hash_find_slot,
15254 shared_hash_find_slot_noinsert, shared_hash_find): New
15256 (shared_hash_unshare, shared_hash_destroy): New functions.
15257 (unshare_variable): Unshare set->vars if shared, use
15259 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15260 (get_init_value, find_src_set_src, dump_dataflow_set,
15261 clobber_variable_part, emit_notes_for_differences): Use
15263 (dataflow_set_init): Remove second argument, set vars to
15264 empty_shared_hash instead of creating a new htab.
15265 (dataflow_set_clear): Call shared_hash_destroy and set vars
15266 to empty_shared_hash instead of calling vars_clear.
15267 (dataflow_set_copy): Don't call vars_copy, instead just share
15268 the src htab with dst.
15269 (variable_union): Use shared_hash_*, use initially NO_INSERT
15270 lookup if set->vars is shared. Don't keep slot cleared before
15271 calling unshare_variable. Unshare set->vars if needed.
15272 Even ->refcount == 1 vars must be unshared if set->vars is shared
15273 and var needs to be modified.
15274 (variable_canonicalize): New function.
15275 (dataflow_set_union): If dst->vars is empty, just share src->vars
15276 with dst->vars and traverse with variable_canonicalize to canonicalize
15277 and unshare what is needed.
15278 (dataflow_set_different): If old_set and new_set use the same shared
15279 htab, they aren't different. If number of htab elements is different,
15280 htabs are different. Use shared_hash_*.
15281 (dataflow_set_destroy): Call shared_hash_destroy instead of
15283 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15284 second argument to dataflow_set_init.
15285 (vt_initialize): Likewise. Initialize shared_hash_pool and
15286 empty_shared_hash, move bb in/out initialization afterwards.
15287 Use variable_htab_free instead of NULL as changed_variables del hook.
15288 (variable_was_changed): Change type of second argument to pointer to
15289 dataflow_set. When inserting var into changed_variables, bump
15290 refcount. Unshare set->vars if set is shared htab and slot needs to
15292 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15293 lookup if set->vars is shared. Unshare set->vars if needed.
15294 Even ->refcount == 1 vars must be unshared if set->vars is shared
15295 and var needs to be modified. Adjust variable_was_changed caller.
15296 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15297 vars must be unshared if set->vars is shared and var needs to be
15298 modified. Adjust variable_was_changed caller.
15299 (emit_note_insn_var_location): Don't pool_free var.
15300 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15302 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15303 free_alloc_pool on shared_hash_pool.
15305 2009-06-20 Anthony Green <green@moxielogic.com>
15307 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15308 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15310 2009-06-20 Richard Guenther <rguenther@suse.de>
15312 * tree-ssa-structalias.c (find_func_aliases): For memset use
15313 a constraint from NULL if we memset to zero.
15314 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15315 we explicitly handle that do not read from memory.
15316 (call_may_clobber_ref_p_1): Properly handle builtins that may
15319 2009-06-20 Richard Guenther <rguenther@suse.de>
15321 PR tree-optimization/40495
15322 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15323 (new_scalar_tmp_constraint_exp): New function.
15324 (process_constraint): Do not create temporary decls.
15325 (process_all_all_constraints): Likewise.
15326 (handle_const_call): Likewise.
15327 (create_function_info_for): Do not set decl.
15329 2009-06-19 Ian Lance Taylor <iant@google.com>
15331 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15332 (rs6000_attribute_table): Make static; move before use.
15334 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15336 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15337 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15338 Propagate the TREE_READONLY flag without overwriting it.
15339 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15340 Propagate the TREE_READONLY flag onto the result.
15341 (process_call_operands): Move around. Use correct constant value.
15343 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15346 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15347 * config/arm/arm.md: Likewise.
15349 2009-06-19 Ian Lance Taylor <iant@google.com>
15351 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15352 to GIMPLE_ERROR_MARK.
15354 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15355 op2_original_type parameters. Warn about using different enum types.
15356 * c-parser.c (c_parser_conditional_expression): Pass original
15357 types to build_conditional_expr.
15358 * c-tree.h (build_conditional_expr): Update declaration.
15360 2009-06-19 Ian Lance Taylor <iant@google.com>
15362 * config/i386/i386.c (ix86_function_specific_save): Test that
15363 fields match values, rather than testing the values are in a
15366 2009-06-19 Richard Guenther <rguenther@suse.de>
15368 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15369 ADDR_EXPR pointers.
15370 (ptr_derefs_may_alias_p): Likewise.
15371 (ptr_deref_may_alias_ref_p_1): New function.
15372 (ptr_deref_may_alias_ref_p): Likewise.
15373 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15374 covered by looking at the ESCAPED solution.
15375 (call_may_clobber_ref_p_1): Likewise.
15376 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15377 Handle NULL_TREE offset. Do not produce redundant constraints.
15378 (process_all_all_constraints): New helper function.
15379 (do_structure_copy): Use it.
15380 (handle_lhs_call): Likewise.
15381 (find_func_aliases): Handle some builtins with pointer arguments
15382 and/or return values explicitly.
15384 2009-06-19 Ian Lance Taylor <iant@google.com>
15386 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15388 2009-06-19 Ian Lance Taylor <iant@google.com>
15390 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15392 2009-06-19 Ian Lance Taylor <iant@google.com>
15394 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15395 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15398 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15399 uninitialized const.
15401 2009-06-19 Ian Lance Taylor <iant@google.com>
15403 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15406 * c-decl.c (in_struct, struct_types): Remove.
15407 (struct c_binding): Add in_struct field.
15408 (c_binding_ptr): Define type, along with VEC.
15409 (struct c_struct_parse_info): Define.
15410 (struct_parse_info): New static variable.
15411 (bind): Initialize in_struct field.
15412 (start_struct): Remove enclosing_in_struct and
15413 enclosing_struct_types parameters. Add
15414 enclosing_struct_parse_info parameter. Change all callers. Set
15415 struct_parse_info rather than in_struct and struct_types.
15416 (grokfield): If -Wc++-compat and there is a symbol binding for the
15417 field name, set the in_struct flag and push it on the
15418 struct_parse_info->fields vector.
15419 (warn_cxx_compat_finish_struct): New static function.
15420 (finish_struct): Remove enclosing_in_struct and
15421 enclosing_struct_types parameters. Add
15422 enclosing_struct_parse_info parameter. Change all callers. Don't
15423 set C_TYPE_DEFINED_IN_STRUCT here. Call
15424 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15425 parameter. Only push on struct_types if warn_cxx_compat.
15426 (finish_enum): Only push on struct_types if warn_cxx_compat.
15427 (declspecs_add_type): Add loc parameter. Change all callers.
15428 Change all error calls to error_at. Pass loc, not input_location,
15429 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15430 defined in a struct. If -Wc++-compat and parsing a struct, record
15431 that a typedef name was used.
15432 * c-parser.c (c_parser_declspecs): Get location to pass to
15433 declspecs_add_type.
15434 (c_parser_struct_or_union_specifier): Update calls to start_struct
15436 * c-tree.h (struct c_struct_parse_info): Declare.
15437 (finish_struct, start_struct): Update declarations.
15438 (declspecs_add_type): Update declaration.
15440 2009-06-19 Ian Lance Taylor <iant@google.com>
15442 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15443 variable with an anonymous type.
15445 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15447 * see.c: Remove for real.
15449 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15451 * optabs.h (enum optab_index): Add new OTI_significand.
15452 (significand_optab): Define corresponding macro.
15453 * optabs.c (init_optabs): Initialize significand_optab.
15454 * genopinit.c (optabs): Implement significand_optab using
15455 significand?f2 patterns.
15456 * builtins.c (expand_builtin_mathfn): Handle
15457 BUILT_IN_SIGNIFICAND{,F,L}.
15458 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15459 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15461 * config/i386/i386.md (significandxf2, significand<mode>2): New
15462 expanders to implement significandf, significand and significandl
15463 built-ins as inline x87 intrinsics.
15465 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15467 * config/avr/avr.c (avr_override_options): Remove setting value of
15468 PARAM_INLINE_CALL_COST.
15470 2009-06-18 Richard Henderson <rth@redhat.com>
15473 * tree-pass.h (TDF_ASMNAME): New.
15474 * tree-dump.c (dump_options): Add asmname.
15475 * doc/invoke.texi: Document it.
15477 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15478 (dump_decl_name): ...here.
15479 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15480 (dump_generic_node): Update dump_function_name calls.
15481 (print_call_name): New flags arg; update all dump calls.
15482 * diagnostic.h (print_call_name): Update.
15483 * gimple-pretty-print.c (dump_gimple_call): Update.
15485 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15488 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15490 2009-06-18 Diego Novillo <dnovillo@google.com>
15492 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15493 * plugin.c (str_license): Declare.
15494 (try_init_one_plugin): Assert that the symbol
15495 'plugin_is_GPL_compatible' exists.
15497 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15500 * Makefile.in (OBJS-common): Remove see.o.
15502 * common.opt (fsee): Mark as preserved for backward compatibility.
15503 * opts.c (common_handle_option): Add OPT_fsee to the backward
15504 compatibility section.
15505 * passes.c (init_optimization_passes, pass_see): Remove pass.
15506 * timevar.def (TV_SEE): Remove.
15507 * tree-pass.h (pass_see): Remove declaration.
15508 * doc/invoke.texi (-fsee): Remove documentation.
15510 2009-06-18 Martin Jambor <mjambor@suse.cz>
15512 * tree-sra.c: Include statistics.h
15513 (sra_stats): New variable.
15514 (sra_initialize): Clear sra_stats.
15515 (create_access_replacement): Increment sra_stats.replacements.
15516 (get_access_replacement): Do not return twice.
15517 (analyze_all_variable_accesses): Increment statistics counter by the
15518 number of scalarized aggregates.
15519 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15520 (sra_modify_expr): Increment sra_stats.exprs.
15521 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15522 (sra_modify_assign): Increment sra_stats.exprs,
15523 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15524 (perform_intra_sra): Update statistics counters.
15525 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15527 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15529 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15530 (arm_scalar_mode_supported_p): New function.
15532 2009-06-18 Paul Brook <paul@codesourcery.com>
15533 Sandra Loosemore <sandra@codesourcery.com>
15535 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15536 (__extendhfsf2, __truncsfhf2): Define.
15537 * config/arm/fp16.c: New file.
15538 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15539 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15541 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15543 * doc/extend.texi (Half-Precision): New section.
15544 * doc/invoke.texi (Option Summary): List -mfp16-format.
15545 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15546 * config/arm/arm.opt (mfp16-format=): New.
15547 * config/arm/arm.c: Include intl.h.
15548 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15549 (TARGET_INVALID_RETURN_TYPE): Redefine.
15550 (TARGET_PROMOTED_TYPE): Redefine.
15551 (TARGET_CONVERT_TO_TYPE): Redefine.
15552 (arm_fp16_format): Define.
15553 (all_fpus): Add entry for neon-fp16.
15554 (fp_model_for_fpu): Likewise.
15555 (struct fp16_format): Declare.
15556 (all_fp16_formats): Define.
15557 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15559 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15561 (arm_legitimate_index_p): Treat HFmode like HImode.
15562 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15563 (coproc_secondary_reload_class): Special-case HFmode.
15564 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15565 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15566 (arm_init_fp16_builtins): New.
15567 (arm_init_builtins): Call it.
15568 (arm_invalid_parameter_type): New.
15569 (arm_invalid_return_type): New.
15570 (arm_promoted_type): New.
15571 (arm_convert_to_type).
15572 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15574 (arm_emit_fp16_const): New function.
15575 (arm_mangle_type): Mangle __fp16 as "Dh".
15576 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15578 (TARGET_NEON_FP16): New.
15579 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15580 (enum fputype): Add FPUTYPE_NEON_FP16.
15581 (enum arm_fp16_format_type): Declare.
15582 (arm_fp16_format): Declare.
15583 (LARGEST_EXPONENT_IS_NORMAL): Define.
15584 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15585 * config/arm/arm-modes.def (HFmode): Define.
15586 * config/arm/vfp.md (*movhf_vfp): New.
15587 (extendhfsf2): New.
15589 * config/arm/arm.md (fpu): Add neon_fp16.
15590 (floatsihf2, floatdihf2): New.
15591 (fix_trunchfsi2, fix_trunchfdi2): New.
15593 (extendhfdf2): New.
15595 (*arm32_movhf): New.
15596 (*thumb1_movhf): New.
15597 (consttable_2): Add check for HFmode constants.
15598 (consttable_4): Handle HFmode constants.
15600 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15602 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15604 2009-06-17 Olivier Hainque <hainque@adacore.com>
15606 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15607 const char ** conversion in AIX specific section.
15609 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15611 * config/i386/i386.c (ix86_special_builtin_type): Remove
15612 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15613 (bdesc_special_args): Updated.
15614 (ix86_init_mmx_sse_builtins): Likewise.
15615 (ix86_expand_special_args_builtin): Likewise.
15617 2009-06-17 Richard Henderson <rth@redhat.com>
15619 * tree-pretty-print.c (maybe_dump_asm_name): New.
15620 (dump_decl_name): Use it.
15621 (PRINT_FUNCTION_NAME): Merge into...
15622 (dump_function_name): ... here. Use maybe_dump_asm_name.
15624 2009-06-17 Cary Coutant <ccoutant@google.com>
15626 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15628 * debug.c (struct gcc_debug_hooks): Change placeholder for
15630 (debug_nothing_int_charstar_int): Replaced by...
15631 (debug_nothing_int_charstar_int_bool): ...this.
15632 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15633 source_line prototype.
15634 (debug_nothing_int_charstar_int): Replaced by...
15635 (debug_nothing_int_charstar_int_bool): ...this.
15636 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15637 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15638 Output is_stmt operand when necessary.
15639 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15640 (notice_source_line): Add is_stmt parameter.
15641 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15642 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15644 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15645 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15647 2009-06-17 Ian Lance Taylor <iant@google.com>
15649 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15651 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15654 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15656 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15657 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15658 tree_strip_sign_nop_conversions and
15659 tree_ssa_strip_useless_type_conversions rather than stripping
15660 the operations here.
15661 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15663 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15664 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15665 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15666 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15669 2009-06-17 Michael Eager <eager@eagercon.com>
15671 * config/rs6000/constraints.md (register_constraint "d"): New.
15672 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15673 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15674 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15675 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15676 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15677 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15678 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15679 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15680 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15681 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15683 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15684 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15685 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15686 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15687 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15688 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15689 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15690 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15691 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15692 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15693 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15694 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15695 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15696 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15698 2009-06-16 Ian Lance Taylor <iant@google.com>
15700 * profile.c (total_num_never_executed): Don't define.
15701 (compute_branch_probabilities): Don't count or print
15702 num_never_executed.
15703 (init_branch_prob): Don't set total_num_never_executed.
15704 (end_branch_prob): Don't print total_num_never_executed.
15706 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15708 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15710 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15712 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15713 (nabstd2_fpr): Same.
15715 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15717 * expr.c (expand_assignment): Change complex type check.
15719 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15721 * doc/plugins.texi (Building GCC plugins): Added new section.
15723 2009-06-17 Ian Lance Taylor <iant@google.com>
15725 * c-pch.c (get_ident): Don't set size of templ array.
15726 (pch_init): Don't set size of partial_pch array.
15728 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15729 string constant to intialize an array whose size is the length of
15732 2009-06-17 Richard Guenther <rguenther@suse.de>
15734 PR tree-optimization/40389
15735 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15736 to addressable types.
15737 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15739 2009-06-17 Richard Guenther <rguenther@suse.de>
15741 PR middle-end/40460
15742 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15743 if there is no evolution of left in the loop bail out.
15744 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15745 chrec_fold_multiply.
15747 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15748 Janis Johnson <janis187@us.ibm.com>
15751 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15752 for the symbol ref of a constant that is the source of a move
15753 - nor for any other not-obvious-label-ref constants.
15755 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15757 * plugin.c (position_pass): Skip newly inserted pass during list
15758 traversal to avoid repeated insertion.
15760 2009-06-16 Ian Lance Taylor <iant@google.com>
15762 * vec.h (VEC_stack_alloc): Define different version if
15763 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15764 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15765 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15766 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15768 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15770 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15772 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15773 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15774 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15775 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15776 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15777 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15778 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15779 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15780 __builtin_ia32_rdtscp.
15781 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15782 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15783 and __builtin_ia32_rorhi.
15784 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15785 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15786 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15787 (ix86_expand_args_builtin): Likewise.
15788 (ix86_expand_special_args_builtin): Likewise.
15790 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15791 (UNSPECV_RDTSC): Likewise.
15792 (UNSPECV_RDPMC): Likewise.
15793 (*bsr): Renamed to ...
15795 (*bsr_rex64): Renamed to ...
15798 (*rdpmc): Likewise.
15799 (*rdpmc_rex64): Likewise.
15801 (*rdtsc): Likewise.
15802 (*rdtsc_rex64): Likewise.
15803 (rdtscp): Likewise.
15804 (*rdtscp): Likewise.
15805 (*rdtscp_rex64): Likewise.
15807 * config/i386/ia32intrin.h: New.
15809 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15811 2009-06-16 Ian Lance Taylor <iant@google.com>
15813 * ira-build.c (copy_info_to_removed_store_destinations):
15814 Initialize parent_a.
15816 2009-06-16 Ian Lance Taylor <iant@google.com>
15818 * c-decl.c (grokdeclarator): Change size_varies to bool.
15820 2009-06-16 Ian Lance Taylor <iant@google.com>
15822 * sel-sched.c: Make forward declarations of move_op_hooks and
15823 fur_hooks explicitly extern.
15825 2009-06-16 Ian Lance Taylor <iant@google.com>
15827 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15828 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15830 2009-06-16 Ian Lance Taylor <iant@google.com>
15832 * resource.c (mark_referenced_resources): Change
15833 include_delayed_effects parameter to bool. Change all callers.
15834 (mark_end_of_function_resources): Likewise.
15835 * reorg.c (insn_references_resource_p): Likewise.
15836 (insn_sets_resource_p): Likewise.
15837 * resource.h (mark_referenced_resources): Update declaration.
15838 (mark_end_of_function_resources): Update declaration.
15840 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15842 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15844 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15846 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15847 GCC can bootstrap on AIX with GNU Binutils 2.20.
15849 2009-06-16 Ian Lance Taylor <iant@google.com>
15851 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15853 2009-06-16 Ian Lance Taylor <iant@google.com>
15855 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15856 inline, not extern inline.
15857 (exact_log2): Likewise.
15858 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15860 (exact_log2): Likewise, but don't test CTZ_HWI.
15862 2009-06-16 Ian Lance Taylor <iant@google.com>
15864 * bitmap.c (bitmap_clear): Don't declare as inline.
15865 * gimple.c (gimplify_assign): Likewise.
15866 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15867 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15868 (sched_scan_info): Remove duplicate definition.
15870 2009-06-16 Ian Lance Taylor <iant@google.com>
15872 * c-common.c (skip_evaluation): Don't define.
15873 (c_inhibit_evaluation_warnings): Define global variable.
15874 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15875 than skip_evaluation.
15876 (convert_and_check, warn_for_div_by_zero): Likewise.
15877 * c-common.h (skip_evaluation): Don't declare.
15878 (c_inhibit_evaluation_warnings): Declare.
15879 * c-parser.c (c_parser_typeof_specifier): Set
15880 c_inhibit_evaluation_warnings rather than skip_evaluation.
15881 (c_parser_conditional_expression): Likewise.
15882 (c_parser_binary_expression): Likewise.
15883 (c_parser_sizeof_expression): Likewise.
15884 (c_parser_alignof_expression): Likewise.
15885 * c-typeck.c (build_indirect_ref): Check
15886 c_inhibit_evaluation_warnings rather than skip_evaluation.
15887 (build_conditional_expr, build_binary_op): Likewise.
15889 2009-06-16 Richard Guenther <rguenther@suse.de>
15891 * tree-ssa-alias.c (is_escape_site): Remove.
15892 * tree-ssa-alias.h (enum escape_type): Remove.
15893 (is_escape_site): Likewise.
15894 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15895 via casts and asms without deferring to is_escape_site.
15897 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15899 PR middle-end/40446
15900 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15901 use gen_lowpart if op0 has complex mode.
15903 2009-06-16 Richard Guenther <rguenther@suse.de>
15905 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15906 variables add them to ESCAPED.
15907 (find_func_aliases): Do not make all indirectly stored values escaped.
15909 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15911 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15912 make_decl_one_only.
15914 2009-06-16 Martin Jambor <mjambor@suse.cz>
15916 PR tree-optimization/40432
15917 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15918 check whether we need to force gimple register operand.
15920 2009-06-16 Martin Jambor <mjambor@suse.cz>
15922 PR tree-optimization/40413
15923 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15924 build_ref_for_offset.
15925 (propagate_subacesses_accross_link): Fix a typo in a comment.
15927 2009-06-16 Ira Rosen <irar@il.ibm.com>
15929 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15930 with additional parameter.
15931 * tree-vectorizer.h (enum vect_def_type): Add new value
15933 (enum vect_relevant): Add comments.
15934 (vect_is_simple_reduction): Add new argument.
15935 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15936 Detect nested cycles.
15937 (vect_is_simple_reduction): Update documentation, add an argument to
15938 distinguish inner-loop reduction from nested cycle, detect nested
15939 cycles, fix printings and indentation, don't swap operands in case
15941 (get_initial_def_for_reduction): Handle subtraction.
15942 (vect_create_epilog_for_reduction): Add new argument to specify
15943 reduction variable.
15944 (vect_finalize_reduction): Handle subtraction, fix comments.
15945 (vectorizable_reduction): Handle nested cycles. In case of nested
15946 cycle keep track of the reduction variable position. Call
15947 vect_is_simple_reduction with additional parameter. Use original
15948 statement code in reduction epilogue for nested cycle. Call
15949 vect_create_epilog_for_reduction with additional parameter.
15950 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15951 inner-loop vectorization.
15952 (vect_recog_widen_sum_pattern): Likewise.
15953 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15955 (vect_mark_stmts_to_be_vectorized): Likewise.
15956 (vect_get_vec_def_for_operand): Handle nested cycles.
15958 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15960 * doc/invoke.texi (Debugging Options): Fix option index entries
15961 for -fdump-statistics, -frandom-seed add entries for
15962 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15963 (FRV Options): Fix entries for -mTLS, -mtls.
15964 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15965 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15966 (M68hc1x Options): Fix @itemx for -mnominmax.
15967 (MCore Options): Fix entry for -mno-lsim.
15968 (MMIX Options): Fix entry for -mabi=mmixware.
15969 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15971 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15973 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15974 Mention the plugin mode of gengtype.
15975 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15976 * gengtype.c: Updated copyright.
15977 (plugin_files, nb_plugin_files) Added new static variables.
15978 (measure_input_list) Care about plugin_files.
15979 (write_rtx_next): Added early return in plugin mode.
15980 (create_file): Updated copyright year in generated file. Added
15982 (oprintf): Added early return if NULL outf.
15983 (get_output_file_with_visibility): Care of plugin_files.
15984 (get_output_file_name): May return null.
15985 (write_local): Added early return.
15986 (put_mangled_filename): Ditto.
15987 (finish_root_table): Added check for base_files.
15988 (write_roots): Care about null when plugins.
15989 (main): Added plugin mode.
15991 2009-06-15 Ian Lance Taylor <iant@google.com>
15993 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15994 * gcov.c (read_count_file): Add braces around variables declared
15997 * c.opt (Wjump-misses-init): New warning.
15998 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15999 -Wall and -Wc++-compat if not already set.
16000 (c_common_post_options): Clear warn_jump_misses_init if it was not
16002 * c-decl.c (struct c_binding): Change type field to a union with
16003 new label field. Make it the first field in the struct. Update
16004 references to type to use u.type instead.
16005 (struct c_spot_bindings): Define.
16006 (struct c_goto_bindings): Define.
16007 (c_goto_bindings_p): Define, along with VECs.
16008 (struct c_label_vars): Define.
16009 (struct c_scope): Add has_label_bindings field.
16010 (bind_label, set_spot_bindings): New static functions.
16011 (decl_jump_unsafe, update_spot_bindings): New static functions.
16012 (update_label_decls): New static function.
16013 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16014 Update binding u.label field to shadowed field.
16015 (c_binding_start_stmt_expr): New function.
16016 (c_binding_end_stmt_expr): New function.
16017 (pushdecl): Don't call c_begin_vm_scope.
16018 (make_label): Add defining and p_label_vars parameters. Change
16020 (lookup_label): Correct test for whether a label has not yet been
16021 defined. Call bind_label rather than bind.
16022 (warn_about_goto): New static function.
16023 (lookup_label_for_goto): New function.
16024 (declare_label): Call bind_label rather than bind.
16025 (check_earlier_gotos): New static function.
16026 (define_label): Don't give errors about jumping into statement
16027 expressions or scopes of variably modified types. Call
16028 set_spot_bindings and check_earlier_gotos. Call bind_label
16029 instead of bind. Don't set label_context_stack_se or
16030 label_context_stack_vm.
16031 (c_get_switch_bindings): New function.
16032 (c_release_switch_bindings): New function.
16033 (c_check_switch_jump_warnings): New function.
16034 (start_function): Don't set label_context_stack_se or
16035 label_context_stack_vm.
16036 (finish_function): Likewise.
16037 * c-typeck.c (label_context_stack_se): Don't define.
16038 (label_context_stack_vm): Don't define.
16039 (c_finish_goto_label): Call lookup_label_for_goto rather than
16040 lookup_label. Don't give errors about jumping into a statement
16041 expression or the scope of a variably modified type. Don't set
16042 label_context_stack_se or label_context_stack_vm.
16043 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16044 fields. Add bindings field.
16045 (c_start_case): Don't set deleted fields. Set bindings field.
16046 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16047 or blocked_vm. Call c_check_switch_jump_warnings.
16048 (c_finish_case): Don't test blocked_stmt_expr field. Call
16049 c_release_switch_bindings.
16050 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16051 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16052 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16053 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16054 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16055 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16056 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16057 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16058 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16059 (C_DECL_UNJUMPABLE_VM): Don't define.
16060 (C_DECL_UNDEFINABLE_VM): Don't define.
16061 (struct c_label_list): Don't define.
16062 (struct c_label_context_se): Don't define.
16063 (struct c_label_context_vm): Don't define.
16064 (struct c_spot_bindings): Declare.
16065 (c_bindings_start_stmt_expr): Declare.
16066 (c_bindings_end_stmt_expr): Declare.
16067 (lookup_label_for_goto): Declare.
16068 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16069 (c_check_switch_jump_warnings): Declare.
16070 (label_context_stack_se, label_context_stack_vm): Don't declare.
16071 (c_finish_goto_label): Update declaration.
16072 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16073 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16074 (Warning Options): Document -Wjump-misses-init.
16076 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16078 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16081 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16083 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16085 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16087 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16089 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16091 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16093 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16095 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16096 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16097 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16098 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16099 * dwarf2asm.c (dw2_force_const_mem): Update call to
16100 make_decl_one_only.
16101 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16102 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16103 * langhooks.c (lhd_comdat_group): Remove.
16104 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16105 * tree.h (DECL_COMDAT_GROUP): New.
16106 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16107 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16108 (make_decl_one_only): Change signature.
16109 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16110 make_decl_one_only.
16111 (make_decl_one_only): Change signature.
16112 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16114 2009-06-15 Richard Guenther <rguenther@suse.de>
16116 PR middle-end/40439
16117 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16119 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16121 * tree-ssa-math-opts.c: Remove extra divide.
16123 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16125 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16127 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16129 * passes.c: Add bswap pass.
16130 * tree-pass.h: Add pass_optimize_bswap declaration.
16131 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16132 Include rtl.h, expr.h and optabs.h for optab_handler check.
16133 (struct symbolic_number, pass_optimize_bswap): New definition.
16134 (do_shift_rotate, verify_symbolic_number_p): New functions.
16135 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16136 (gate_optimize_bswap): New function.
16137 * tree.c (widest_int_cst_value): New function.
16138 * tree.h (widest_int_cst_value): Prototype added.
16140 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16142 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16143 REG_EQUAL/REG_EQUIV notes.
16145 2009-06-14 Richard Guenther <rguenther@suse.de>
16147 PR middle-end/40389
16148 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16149 has its address taken if NRV was applied and it is addressable.
16150 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16151 function split out from ...
16152 (get_constraint_for_1): ... here.
16153 (handle_rhs_call): Use it to mark the return slot escaped if
16154 it is addressable and NRV was applied.
16156 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16158 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16159 Change first argument type to location_t.
16160 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16161 Do not set input_location.
16162 Use loc instead of input_location throughout.
16164 2009-06-13 Richard Guenther <rguenther@suse.de>
16166 PR tree-optimization/40421
16167 * tree-predcom.c (should_unroll_loop_p): Remove.
16168 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16170 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16172 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16173 Add location argument.
16175 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16177 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16179 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16180 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16181 * config/spu/spu-protos.h: Add location to
16182 spu_resolve_overloaded_builtin.
16183 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16184 spu_build_builtin_va_list.
16185 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16186 argument. Pass location to build_function_call_vec.
16187 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16189 (emit_fpu_switch): Same.
16190 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16191 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16192 to build_decl and create_artificial_label.
16193 (xtensa_gimplify_va_arg_expr): Same.
16194 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16195 (xstormy16_gimplify_va_arg_expr): Same.
16196 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16197 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16198 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16199 (mips16_build_function_stub): Same.
16200 (mips16_build_call_stub): Same.
16202 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16205 * arm/constraints.md (Pa, Pb): New constraints.
16206 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16207 split pattern to deal with them.
16209 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16211 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16212 fix index entry for -Xpreprocessor.
16214 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16216 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16217 Add location argument to build_decl call.
16218 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16219 (rs6000_init_builtins): Same.
16220 (spe_init_builtins): Same.
16221 (rs6000_gimplify_va_arg): Add location argument to
16222 create_artificial_label call.
16224 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16226 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16227 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16228 * Makefile.in: Fix GGC dependency for gcse.o.
16230 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16232 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16233 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16234 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16236 * c-parser.c (c_parser_binary_expression): Use current column while
16237 building binary operations.
16238 * common.opt (fshow-column): Enable by default.
16239 * tree-vrp.c (check_array_ref): Use warning_at.
16240 (check_array_bounds): Use location from call back if expr has no
16242 * tree.h: Add location argument to maybe_fold_*.
16243 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16244 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16245 (maybe_fold_offset_to_component_ref): Same.
16246 (maybe_fold_offset_to_reference): Same.
16247 (maybe_fold_offset_to_address): Same.
16248 (maybe_fold_stmt_indirect): Same.
16249 (maybe_fold_stmt_addition): Same.
16250 (fold_stmt_r): Pass location to maybe_fold_*.
16251 (fold_gimple_assign): Same.
16252 * c-tree.h: Add location argument to finish_decl,
16253 default_function_array_conversion, store_init_value.
16254 * c-decl.c (define_label): Use error_at.
16255 (c_make_fname_decl): Pass location to finish_decl.
16256 (finish_decl): New location argument.
16257 (build_compound_literal): Pass location to store_init_value.
16258 (grokdeclarator): Pass location to finish_decl.
16260 * c-typeck.c (array_to_pointer_conversion): New location argument.
16261 (function_to_pointer_conversion): Same.
16262 (default_function_array_conversion): Same.
16263 (parser_build_unary_op): Pass location to overflow_warning.
16264 (parser_build_binary_op): Same. Use warning_at.
16265 (build_unary_op): Pass location to array_to_pointer_conversion.
16266 (build_c_cast): Pass location to digest_init.
16267 (build_modify_expr): New location argument.
16268 (convert_for_assignment): Same.
16269 (store_init_value): Same.
16270 (digest_init): Same.
16271 (output_init_element): Pass location to digest_init and
16272 array_to_pointer_conversion.
16273 (c_finish_return): Pass location to convert_for_assignment.
16274 * gimplify.c (gimplify_conversion): Pass location to
16275 maybe_fold_offset_to_address.
16276 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16277 to maybe_fold_stmt_addition.
16278 * c-omp.c (c_finish_omp_atomic): Pass new location to
16280 (c_finish_omp_for): Same.
16281 * c-common.c (overflow_warning): New argument.
16282 * c-common.h: New argument to build_modify_expr, overflow_warning.
16283 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16285 (c_parser_initializer): Pass location to
16286 default_function_array_conversion.
16287 (c_parser_initelt): Same.
16288 (c_parser_initval): Same.
16289 (c_parser_asm_operands): Same.
16290 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16291 (c_parser_conditional_expression): Same.
16292 (c_parser_binary_expression): Add location info to stack. Use it.
16293 (c_parser_unary_expression): Pass location to
16294 default_function_array_conversion, parser_build_unary_op,
16295 build_indirect_ref, c_parser_postfix_expression_after_primary.
16296 (c_parser_postfix_expression_after_primary): New location argument.
16298 (c_parser_expression_conv): Pass location to
16299 default_function_array_conversion.
16300 (c_parser_expr_list): Same.
16301 (c_parser_omp_atomic): Same.
16302 (c_parser_omp_for_loop): Same.
16303 * c-tree.h (struct c_declarator): Add comment to id_loc.
16304 (build_array_declarator): New argument.
16305 * c-decl.c (build_array_declarator): Add location argument.
16306 (grokdeclarator): Set id_loc for cdk_array.
16307 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16308 build_array_declarator.
16309 * tree.c (build_omp_clause): Add location argument.
16310 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16311 (OMP_CLAUSE_LOCATION): New macro.
16312 (struct tree_omp_clause): Add location field.
16313 (build_omp_clause): Add argument.
16314 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16316 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16317 (cp_parser_omp_clause_collapse): Same.
16318 (cp_parser_omp_clause_default): Same.
16319 (cp_parser_omp_clause_if): Same.
16320 (cp_parser_omp_clause_nowait): Same.
16321 (cp_parser_omp_clause_num_threads): Same.
16322 (cp_parser_omp_clause_ordered): Same.
16323 (cp_parser_omp_clause_schedule): Same.
16324 (cp_parser_omp_clause_untied): Same.
16325 (cp_parser_omp_for_loop): Same.
16326 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16327 * c-tree.h (c_start_case): Add location argument.
16328 (c_process_expr_stmt): Same.
16329 (c_finish_goto_*): Same.
16330 * tree-parloops.c (initialize_reductions): Pass location to
16332 (create_parallel_loop): Same.
16333 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16334 (gfc_trans_omp_reduction_list): Same.
16335 (gfc_trans_omp_clauses): Same.
16336 (gfc_trans_omp_do): Same.
16337 * c-typeck.c (c_finish_goto_label): Same.
16338 (c_finish_goto_ptr): New location argument.
16339 (c_start_case): Same.
16340 (emit_side_effect_warnings): Same.
16341 (c_process_expr_stmt): Same.
16342 (c_finish_stmt_expr): Same.
16343 (c_finish_omp_clauses): Use error_at instead of error.
16344 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16346 * c-omp.c (c_split_parallel_clauses): New location argument.
16347 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16348 to build_omp_clause.
16349 (convert_local_reference_stmt): Same.
16350 (convert_gimple_call): Same.
16351 * c-common.h (c_split_parallel_clauses): New argument.
16352 * c-parser.c (c_parser_statement_after_labels): Pass location to
16353 c_finish_goto_label.
16354 (c_parser_switch_statement): Pass location to c_start_case.
16355 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16356 and c_process_expr_stmt.
16357 (c_parser_omp_variable_list): Add location argument.
16358 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16359 (c_parser_omp_clause_default): Same.
16360 (c_parser_omp_clause_if): Same.
16361 (c_parser_omp_clause_num_threads): Same.
16362 (-c_parser_omp_clause_ordered): Same.
16363 (c_parser_omp_clause_reduction): Pass location to
16364 c_parser_omp_variable_list.
16365 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16366 (c_parser_omp_clause_untied): Same.
16367 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16368 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16370 * c-tree.h (check_for_loop_decls, undeclared_variable,
16371 build_component_ref, build_array_ref, build_external_ref,
16372 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16373 build_conditional_expr, build_compound_expr, c_cast_expr,
16374 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16375 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16377 * c-semantics.c (build_stmt): Same.
16378 (build_case_label): Same.
16379 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16380 (undeclared_variable): New argument.
16381 (make_label): Same.
16382 (lookup_label): Pass location on down.
16383 (define_label): Same.
16384 (finish_decl): Same.
16385 (build_compound_literal): Same.
16386 (finish_struct): Same.
16387 (finish_function): Do not set location here.
16388 (check_for_loop_decls): New argument.
16389 * tree.c (save_expr): Set location.
16390 (build_empty_stmt): New argument.
16391 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16392 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16393 * builtins.c (gimplify_va_arg_expr): Use locations.
16394 (expand_builtin_sync_operation): Same.
16395 * c-typeck.c (build_component_ref): New argument.
16396 (build_array_ref): Same.
16397 (build_external_ref): Same.
16398 (c_expr_sizeof_expr): Same.
16399 (c_expr_sizeof_type): Same.
16400 (parser_build_unary_op): Same.
16401 (build_conditional_expr): Same.
16402 (build_compound_expr): Pass location on down.
16403 (build_compound_expr): New argument.
16404 (build_c_cast): Same.
16405 (c_cast_expr): Same.
16406 (build_asm_expr): Same.
16407 (c_finish_return): Same.
16408 (c_process_expr_stmt): Pass location on down.
16409 (c_finish_stmt_expr): New argument.
16410 (push_clenaup): Same.
16411 (c_finish_omp_parallel): Same.
16412 (c_finish_omp_task): Same.
16413 * gimplify.c (gimplify_call_expr): Pass location on down.
16414 * c-omp.c (c_finish_omp_master): New argument.
16415 (c_finish_omp_critical): Same.
16416 (c_finish_omp_ordered): Same.
16417 (c_finish_omp_barrier): Same.
16418 (-c_finish_omp_taskwait): Same.
16419 (c_finish_omp_atomic): Same.
16420 (c_finish_omp_flush): Same.
16421 * tree-inline.c (copy_tree_body_r): Pass location on down.
16422 (inline_forbidden_p): Remove use of input_location.
16423 * c-gimplify.c (c_build_bind_expr): New argument.
16424 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16425 (c_sizeof_or_alignof_type): New argument.
16426 (c_alignof_expr): Same.
16427 (build_va_arg): Same.
16428 (c_add_case_label): Same.
16429 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16430 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16431 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16432 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16433 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16434 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16436 * stub-objc.c (objc_build_selector_expr): Same.
16437 (objc_build_throw_stmt): Same.
16438 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16439 (c_parser_initelt): Same.
16440 (c_parser_compound_statement): Same.
16441 (c_parser_compound_statement_nostart): Same.
16442 (c_parser_label): Same.
16443 (c_parser_statement_after_labels): Same.
16444 (c_parser_if_body): Same.
16445 (c_parser_else_body): Same.
16446 (c_parser_if_statement): Same.
16447 (c_parser_switch_statement): Same.
16448 (c_parser_while_statement): Same.
16449 (c_parser_do_statement): Same.
16450 (c_parser_for_statement): Same.
16451 (c_parser_asm_statement): Same.
16452 (c_parser_conditional_expression): Same.
16453 (c_parser_binary_expression): Same.
16454 (c_parser_cast_expression): Same.
16455 (c_parser_unary_expression): Same.
16456 (c_parser_sizeof_expression): Same.
16457 (c_parser_alignof_expression): Same.
16458 (c_parser_postfix_expression): Same.
16459 (c_parser_expression): Same.
16460 (c_parser_objc_receiver): Same.
16461 (c_parser_omp_variable_list): Same.
16462 (c_parser_omp_structured_block): Same.
16463 (c_parser_omp_atomic): New argument.
16464 (c_parser_omp_barrier): Same.
16465 (c_parser_omp_critical): Same.
16466 (c_parser_omp_flush): Pass location on down.
16467 (c_parser_omp_for_loop): New argument.
16468 (c_parser_omp_for): Same.
16469 (c_parser_omp_master): Same.
16470 (c_parser_omp_ordered): Same.
16471 (c_parser_omp_sections_scope): Same.
16472 (c_parser_omp_sections): Same.
16473 (c_parser_omp_parallel): Same.
16474 (c_parser_omp_single): Same.
16475 (c_parser_omp_task): Same.
16476 (c_parser_omp_taskwait): Pass location on down.
16477 (c_parser_omp_construct): Same.
16478 (c_parser_omp_threadprivate): Same.
16479 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16480 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16481 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16482 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16483 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16484 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16485 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16486 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16487 config/i386/i386.c, stmt.c:
16488 Add location argument to the following function definitions and/or
16489 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16490 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16491 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16492 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16493 do_case, c_finish_bc_stmt, build_compound_literal,
16494 build_function_call.
16495 * c-decl.c (build_compound_literal): Add location argument.
16496 Make all diagnostic calls use location.
16497 (start_struct): Same.
16498 (finish_struct): Same.
16499 (start_enum): Same.
16500 (build_enumerator): Same.
16501 (start_function): Same.
16502 (grokdeclarator): Make all diagnostic calls use location.
16503 (store_parm_decls_oldstyle): Same.
16504 * c-typeck.c (build_function_call): Add location argument.
16505 Make all diagnostic calls use location.
16507 (c_finish_bc_stmt): Same.
16508 * tree-nested.c (get_trampoline_type): Add argument.
16509 Pass location to build_decl.
16510 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16511 * rtl.h (RTL_LOCATION): New.
16512 * c-common.c (c_add_case_label): Add location argument.
16513 Make all diagnostic calls use location.
16514 * c-common.h: Add location argument to make_fname_decl, do_case,
16515 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16516 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16517 Set it appropriately for every case. Pass enum_loc to start_enum
16518 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16520 (c_parser_struct_or_union_specifier): Save location. Use it for
16521 start_struct, finish_struct, and parser_xref_tag.
16523 2009-06-12 Ian Lance Taylor <iant@google.com>
16525 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16527 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16528 cpp_opts->warn_cxx_operator_names.
16530 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16533 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16534 is returns NULL and OP is a VCE, look through the VCE.
16536 2009-06-12 Ian Lance Taylor <iant@google.com>
16539 * collect2.c (main): Use CONST_CAST2 in code inside #if
16540 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16542 2009-06-12 Joey Ye <joey.ye@intel.com>
16544 PR middle-end/39146
16545 * cfgexpand.c (get_decl_align_unit): Update
16546 max_used_stack_slot_alignment with align instead of
16547 stack_alignment_needed.
16549 * function.c (assign_stack_local_1): Update
16550 max_used_stack_slot_alignment with alignment_in_bits instead
16551 of stack_alignment_needed.
16552 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16555 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16557 * dwarf2out.c (last_var_location_insn): New variable.
16558 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16559 (dwarf2out_var_location): Don't record anything after last real
16560 insn. Only change labels if there were any real instructions
16561 in between last note and this one, or if changed sections.
16563 2009-06-11 Richard Henderson <rth@redhat.com>
16565 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16566 note when storing the frame pointer in a register.
16567 (FRP): Don't redefine to nothing for epilogue.
16568 (alpha_expand_epilogue): Mark register and sp restores.
16569 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16571 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16572 when gen_lowpart is needed.
16574 2009-06-11 Richard Henderson <rth@redhat.com>
16576 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16578 * dwarf2out.c (need_data_align_sf_opcode): New.
16579 (div_data_align): Move earlier.
16580 (def_cfa_1, reg_save): Use it.
16582 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16584 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16585 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16586 (ix86_handle_option): Handle OPT_mcrc32.
16587 (ix86_target_string): Add -mcrc32.
16588 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16590 * config/i386/i386.h (TARGET_CRC32): New.
16592 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16593 (sse4_2_crc32di): Likewise.
16595 * config/i386/i386.opt (mcrc32): New.
16597 * doc/invoke.texi: Document -mcrc32.
16599 2009-06-11 Richard Henderson <rth@redhat.com>
16601 * common.opt (gdwarf-): Accept a version number.
16602 * doc/invoke.texi (gdwarf-): Update docs.
16603 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16604 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16605 version level, and record it.
16607 * dwarf2.h (DW_CIE_VERSION): Remove.
16608 * dwarf2out.c (DWARF_VERSION): Remove.
16609 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16610 (output_call_frame_info): Use CIE version 3 for dwarf3,
16611 or if the return register column is out of range for version 1.
16612 (dwarf_stack_op_name): Add all dwarf3 values.
16613 (DEBUG_PUBTYPES_SECTION): New.
16614 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16615 encoding change for dwarf3.
16616 (output_die) [dw_val_class_die_ref]: Likewise.
16617 (output_compilation_unit_header): Emit correct version for dwarf3.
16618 (output_line_info): Likewise.
16619 (output_pubnames): Update for DWARF_VERSION removal.
16620 (output_aranges): Likewise.
16621 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16622 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16623 (dwarf2out_finish): Likewise.
16625 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16627 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16630 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16633 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16634 * builtins.c (expand_builtin_unreachable): New function.
16635 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16636 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16637 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16639 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16640 searching for missing barriers.
16642 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16644 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16645 when -fprofile-generate* was passed.
16646 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16648 2009-06-11 Anthony Green <green@moxielogic.com>
16650 * config/moxie/moxie.md: Define length attribute for all instructions.
16652 (*b<cond:code>): Support limited branch ranges for new PC-relative
16653 branch instructions.
16654 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16656 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16658 * config/i386/i386.c (min_insn_size): Use get_attr_length
16659 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16660 For __asm return 0.
16662 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16663 instead of emit_insn_before.
16665 2009-06-10 Ian Lance Taylor <iant@google.com>
16668 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16671 2009-06-10 Revital Eres <eres@il.ibm.com>
16673 * passes.c (init_optimization_passes): Reschedule
16674 predictive-commoning pass before complete unroll pass.
16676 2009-06-10 Martin Jambor <mjambor@suse.cz>
16678 * cgraph.c (cgraph_node_can_be_local_p): New function.
16679 (cgraph_make_node_local): New function.
16680 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16681 (cgraph_make_node_local): Declare.
16683 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16685 * tree.h (tree_base): Add packed_flag and user_align fields.
16686 Decrease size of spare field.
16687 (TYPE_USER_ALIGN): Use user_align from tree_base.
16688 (DECL_USER_ALIGN): Likewise.
16689 (TYPE_PACKED): Use packed_flag from tree_base.
16690 (DECL_PACKED): Likewise.
16691 (tree_type): Delete packed_flag and user_align fields. Widen
16692 precision field. Widen mode field and shuffle fields to align
16693 mode on an 8-bit boundary.
16694 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16695 Renumber decl_flag_* fields. Fix comments. Widen
16696 decl_common_unused field.
16697 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16698 (DECL_EXTERNAL): Likewise.
16699 (DECL_BIT_FIELD): Likewise.
16700 (DECL_NONADDRESSABLE_P): Likewise.
16701 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16702 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16704 2009-06-10 Ian Lance Taylor <iant@google.com>
16706 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16707 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16708 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16709 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16710 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16711 DEF_VEC_ALLOC_FUNC_P.
16712 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16713 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16714 DEF_VEC_ALLOC_FUNC_O.
16715 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16716 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16717 DEF_VEC_ALLOC_FUNC_I.
16718 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16719 (vec_stack_p_reserve_exact_1): Declare.
16720 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16721 (vec_stack_free): Declare.
16722 (VEC_stack_alloc): Define.
16723 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16724 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16725 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16726 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16728 (stack_vecs): New static variable.
16729 (vec_stack_p_reserve_exact_1): New function.
16730 (vec_stack_o_reserve_1): New static function.
16731 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16732 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16733 (vec_stack_free): New function.
16734 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16735 (VEC_df_ref_stack_alloc): Define.
16736 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16737 DEF_VEC_ALLOC_P_STACK.
16738 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16739 (struct df_collection_rec): Change _vec fields to VEC. Remove
16741 (df_free_collection_rec): Adjust for new fields.
16742 (df_insn_rescan): Use new df_collection_rec fields.
16743 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16744 (df_ref_create_structure, df_ref_record): Likewise.
16745 (df_get_conditional_uses, df_get_call_refs): Likewise.
16746 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16747 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16748 (df_record_exit_block_uses, df_bb_verify): Likewise.
16749 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16750 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16751 Remove count parameter. Change return type to void. Change all
16753 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16754 Remove count parameter. Change return type to void. Change all
16756 (df_install_refs): Change old_vec parameter to VEC. Remove count
16757 parameter. Change all callers.
16758 (df_install_mws): Change old_vec parameter to VEC. Remove count
16759 parameter. Change all callers.
16760 (df_refs_verify): Change new_rec parameter to VEC. Change call
16762 (df_mws_verify): Likewise.
16764 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16766 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16768 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16770 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16772 2009-06-10 Anthony Green <green@moxielogic.com>
16774 * config/moxie/crti.asm: New file.
16775 * config/moxie/crtn.asm: New file.
16776 * config/moxie/moxie.c: New file.
16777 * config/moxie/moxie.h: New file.
16778 * config/moxie/sfp-machine.h: New file.
16779 * config/moxie/moxie-protos.h: New file.
16780 * config/moxie/t-moxie: Created.
16781 * config/moxie/t-moxie-softfp: Created.
16782 * config/moxie/moxie.md: Created.
16783 * config/moxie/constraints.md: Created.
16784 * config.gcc: Add moxie support.
16785 * doc/md.texi (Machine Constraints): Add moxie constraints.
16786 * doc/contrib.texi (Contributors): Mention moxie port.
16787 * doc/install.texi (Specific): Mention the moxie port.
16789 2009-06-09 Ian Lance Taylor <iant@google.com>
16791 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16792 compiling with C++.
16793 * optabs.c (optab_table): Only use designated initializers if
16794 HAVE_DESIGNATED_INITIALIZERS is defined.
16795 (convert_optab_table): Likewise.
16796 (init_optabs): Always call init_insn_codes if
16797 HAVE_DESIGNATED_INITIALIZERS is not defined.
16799 2009-06-09 Ian Lance Taylor <iant@google.com>
16801 * targhooks.c (default_builtin_vectorized_function): Change fn
16802 parameter to unsigned int.
16803 (default_builtin_vectorized_conversion): Change code parameter to
16805 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16806 * targhooks.h: Update declarations.
16807 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16808 parameter to unsigned int.
16810 * c-typeck.c (comptypes_check_enum_int): New static function.
16811 (comptypes_internal): Add enum_and_int_p parameter. Change all
16813 (comp_target_types): Add location parameter. Change all callers.
16814 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16815 Change all callers.
16816 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16817 (build_conditional_expr): Add colon_loc parameter. Change all
16819 (convert_for_assignment): Add location parameter. Change all callers.
16820 * c-parser.c (c_parser_conditional_expression): Pass location of
16821 colon to build_conditional_expr.
16822 * c-tree.h (build_conditional_expr): Update declaration.
16824 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16826 * graphite.c: Revert previous patch.
16828 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16831 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16833 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16835 * tree-ssa-loop-prefetch.c
16836 (loop_prefetch_arrays): Fixed a portability problem in printf format
16839 2009-06-09 Martin Jambor <mjambor@suse.cz>
16841 PR tree-optimization/40351
16842 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16843 refrence to a potential artifical subaccess can be constructed.
16845 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16847 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16848 (sh_override_options): Likewise.
16849 * config/sh/sh.c: Include params.h.
16850 (sh_optimization_options): New.
16851 (sh_override_options): Likewise.
16852 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16853 (OVERRIDE_OPTIONS): Use sh_override_options.
16855 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16857 * dwarf2out.c (emit_cfa_remember): New variable.
16858 (add_fde_cfi): If emit_cfa_remember, recurse to add
16859 DW_CFA_remember_state first.
16860 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16861 instead just set emit_cfa_remember.
16863 2009-06-08 Jan Hubicka <jh@suse.cz>
16866 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16868 2009-06-08 Jan Hubicka <jh@suse.cz>
16870 PR middle-end/39834
16871 * cgraphunit.c (save_inline_function_body): Do not copy transform
16872 hooks for saved inline bodies.
16873 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16874 for given function.
16876 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16878 * jump.c (returnjump_p): Handle delayed branches. Add missing
16881 2009-06-08 Jan Hubicka <jh@suse.cz>
16883 PR middle-end/40102
16884 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16885 original node might've been modified.
16886 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16888 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16890 * tree-object-size.c (addr_object_size): Add OSI argument.
16891 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16892 (compute_builtin_object_size, expr_object_size): Adjust callers.
16893 (plus_stmt_object_size): Call addr_object_size instead of
16894 compute_builtin_object_size.
16896 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16897 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16899 * tree-ssa-loop-prefetch.c
16900 (gather_memory_references): Introduced a counter for the number of
16902 (anything_to_prefetch_p): Introduced a counter for the number of
16904 (is_loop_prefetching_profitable): New function with a cost model
16906 (loop_prefetch_arrays): Use the new cost model to determine if
16907 prefetching is profitable.
16908 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16909 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16910 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16911 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16912 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16913 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16915 2009-06-08 Michael Matz <matz@suse.de>
16918 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16919 partitions use the same.
16920 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16921 for basevars of SSA_NAMEs.
16922 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16923 to not expand them twice.
16924 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16927 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16929 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16930 (fdump-final-insns=, gtoggle): New.
16931 * doc/invoke.texi: Document them.
16932 * final.c (rest_of_clean_state): Dump final insn stream.
16933 * gcc.c (invoke_as): Hook in -fcompare-debug.
16934 (static_spec_functions): Add compare-debug-dump-opt,
16935 compare-debug-self-opt and compare-debug-auxbase-opt.
16936 (compare_debug, compare_debug_second, compare_debug_opt): New.
16937 (switches_debug_check, n_switches_debug_check): New.
16938 (debug_auxbase_opt, debug_check_temp_file): New.
16939 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16941 (do_self_spec): Handle arguments after switches.
16942 (do_spec_1): Add .gk extension to temp file basenames for compare.
16943 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16944 (cc1_options): Use it instead of normal auxbase computation for
16945 the second compare-debug compilation.
16946 (compare_files): New.
16947 (main): Set up and implement compare debug mode.
16948 (compare_debug_dump_opt_spec_function): New.
16949 (compare_debug_self_opt_spec_function): New.
16950 (compare_debug_auxbase_opt_spec_function): New.
16951 * toplev.c (process_options): Handle flag_gtoggle,
16952 flag_dump_final_insns.
16953 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16954 during -fcompare-debug-second compilation.
16956 2009-06-07 Ian Lance Taylor <iant@google.com>
16958 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16959 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16961 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16962 with no default node. Change warning with %H to warning_at.
16963 Don't clear warn_switch around case checking.
16964 * doc/invoke.texi (Warning Options): Clarify distinction between
16965 -Wswitch and -Wswitch-enum.
16967 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16969 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16971 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16973 * gbl-ctors.h: Add header guard.
16975 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16977 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16978 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16979 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16980 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16981 prototypes for removed functions.
16982 (expressions_equal_p): Move to ...
16983 * tree-ssa-sccvn.h: ... here and ...
16984 * matrix-reorg.c: ... adjust includes.
16986 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16988 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16990 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16992 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16993 (finish_function): Remove erroneous whitespace.
16995 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16997 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16998 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17000 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17002 * errors.c (internal_error): Commentary typo fix.
17003 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17004 * tree-ssa-pre.c: Ditto.
17006 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17008 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17009 them is supposed to hold actual statements.
17011 2009-06-06 Ian Lance Taylor <iant@google.com>
17013 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17014 empty statements can now have attributes.
17016 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17018 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17019 * config/mips/mips.md: Ditto.
17021 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17023 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17025 (__eabi_uconvert): Likewise.
17027 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17029 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17030 CFI_* definitions with IN_GCC.
17032 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17034 * xcoffout.h (xcoffout_source_line): Update prototype.
17036 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17038 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17039 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17041 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17043 PR middle-end/40340
17044 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17045 inlined_function_outer_scope_p blocks for artificial inlines
17047 * tree.c (tree_nonartificial_location): Rewrite using
17048 block_nonartificial_location.
17050 2009-06-05 Revital Eres <eres@il.ibm.com>
17051 Leehod Baruch <leehod@il.ibm.com>
17053 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17054 (expand_expr_real_1): Remove comment.
17055 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17056 Vectorize misaligned access when the target supports it.
17057 (vect_supportable_dr_alignment): Check for unaligned access support.
17058 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17061 2009-06-05 Julian Brown <julian@codesourcery.com>
17063 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17064 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17066 2009-06-05 Richard Guenther <rguenther@suse.de>
17069 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17070 as possibly unused.
17072 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17074 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17075 (save_gprs): Don't tell unwinder when a global register is saved.
17076 (s390_emit_epilogue): Emit needed epilogue unwind info.
17078 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17080 * dwarf2out.c (deferred_asm_name): New.
17081 (add_name_and_src_coords_attributes): Defer creation of
17082 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17084 (move_linkage_attr): New.
17085 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17088 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17090 * tree-nested.c (finalize_nesting_tree_1): Declare the
17091 frame_decl in the binding tree.
17093 2009-06-04 Cary Coutant <ccoutant@google.com>
17095 * basic-block.h (struct basic_block_def): Add discriminator field.
17096 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17098 * debug.c (do_nothing_debug_hooks): Add additional entry.
17099 (debug_nothing_int_charstar_int): New function.
17100 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17101 (debug_nothing_int_charstar_int): New declaration.
17102 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17103 discriminator value in .loc directive.
17104 * final.c (last_discriminator): New variable.
17105 (discriminator): New variable.
17106 (final_start_function): Initialize above variables, pass current
17107 discriminator to debug hook.
17108 (notice_source_line): Check for discriminator change.
17109 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17110 * sdbout.c (sdbout_source_line): New parameter.
17111 * tree-cfg.c (struct locus_discrim_map): New structure type.
17112 (discriminator_per_locus): New hash table.
17113 (build_gimple_cfg): Allocate and free discriminator hash table.
17114 (make_edges): Call assign_discriminator.
17115 (locus_map_hash): New function.
17116 (locus_map_eq): New function.
17117 (next_discriminator_for_locus): New function.
17118 (same_line_p): New function.
17119 (assign_discriminator): New function.
17120 (make_cond_expr_edges): Call assign_discriminator.
17121 (make_gimple_switch_edges): Likewise.
17122 (first_non_label_stmt): New function.
17123 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17125 * xcoffout.c (xcoffout_source_line): Add new parameter.
17127 * configure.ac (gcc_cv_as_discriminator): New configury check for
17128 gas support for discriminator.
17129 * configure: Regenerate.
17130 * config.in: Regenerate.
17132 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17134 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17135 val after checking for integers.
17137 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17139 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17141 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17142 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17143 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17144 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17145 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17146 X64_SSE_REGPARM_MAX.
17147 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17148 X64_SSE_REGPARM_MAX.
17150 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17152 * gcc.c (report_times_to_file): New.
17153 (execute): Implement it.
17154 (process_command): Support -time=.
17155 * doc/invoke.texi: Document it.
17157 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17159 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17160 that have value exprs.
17162 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17164 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17165 declarations for constants until...
17166 (dw2_output_indirect_constant_1): ... this point.
17168 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17171 * arm.md (arm_addsi3): Don't try to split an add with an
17172 eliminable register until after reload has completed.
17174 2009-06-03 Ian Lance Taylor <iant@google.com>
17176 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17177 * genattrtab.c (write_length_unit_log): Likewise.
17178 * genchecksum.c (dosum): Likewise.
17179 * gengtype.c (write_rtx_next): Likewise.
17180 (finish_root_table, write_roots): Likewise.
17181 * gimple.c (gimple_ops_offset_): Likewise.
17182 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17183 * config/arc/arc.c (arc_attribute_table): Likewise.
17184 * config/arm/arm.c (arm_attribute_table): Likewise.
17185 * config/avr/avr.c (avr_attribute_table): Likewise.
17186 * config/crx/crx.c (crx_attribute_table): Likewise.
17187 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17188 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17189 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17190 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17191 * config/sh/sh.c (sh_attribute_table): Likewise.
17192 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17193 * config/spu/spu.c (spu_attribute_table): Likewise.
17194 * config/v850/v850.c (v850_attribute_table): Likewise.
17196 * config/alpha/alpha.c (vms_attribute_table): Make static.
17197 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17198 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17199 * config/mips/mips.c (mips_attribute_table): Likewise.
17201 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17203 (cc1-checksum.o): Likewise.
17205 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17207 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17209 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17211 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17212 insn if it is changing sp. Use gen_add3_insn instead of
17213 conditionally gen_addsi3 and gen_adddi3.
17214 (offset_below_red_zone_p): New static inline function.
17215 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17216 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17217 * config/rs6000/ppc-asm.h: Include auto-host.h.
17218 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17219 CFI_RESTORE): Define.
17220 * config/rs6000/crtresxgpr.asm: Add unwind info.
17221 * config/rs6000/crtresxfpr.asm: Likewise.
17222 * config/rs6000/crtresgpr.asm: Likewise.
17223 * config/rs6000/crtresfpr.asm: Likewise.
17224 * config/rs6000/crtsavgpr.asm: Likewise.
17225 * config/rs6000/crtsavfpr.asm: Likewise.
17227 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17228 argument of DWARF2_FRAME_REG_OUT macros.
17230 2009-06-03 Julian Brown <julian@codesourcery.com>
17232 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17233 words or less (including TImode) in core registers.
17235 2009-06-03 Richard Guenther <rguenther@suse.de>
17237 PR middle-end/40328
17238 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17240 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17242 * statistics.c (statistics_counter_event): Do not record event
17243 in pass dump if its number == -1.
17244 (curr_statistics_hash): Add assert that we never get passes
17245 with static number == -1.
17247 2009-06-03 Richard Guenther <rguenther@suse.de>
17248 Andrey Belevantsev <abel@ispras.ru>
17250 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17251 non-BLKmode arrays addressable.
17253 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17255 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17256 * config/m68k/m68k.h: ... here.
17258 2009-06-03 Martin Jambor <mjambor@suse.cz>
17260 PR tree-optimization/40323
17261 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17264 2009-06-03 Richard Guenther <rguenther@suse.de>
17266 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17269 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17271 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17272 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17273 JUMP_TABLE_DATA_P where applicable.
17274 * config/sh/sh.c: Ditto.
17275 * config/sh/sh.h: Ditto.
17276 * config/sh/sh.md: Ditto.
17277 * config/sh/symbian.c: Ditto.
17279 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17281 * config/i386/driver-i386.c (describe_cache): Optimize
17282 concatenation of strings. Use snprintf instead of sprintf.
17283 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17284 target when not compiling with GCC.
17286 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17288 * config/sh/sh.c: Revert last change.
17289 (sh_expand_epilogue): Emit a blockage insn before the frame
17290 pointer adjustment unconditionally.
17292 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17294 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17295 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17296 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17297 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17298 to COLLECT_GCC_OPTIONS.
17300 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17302 * collect2.c (target_system_root): New variable.
17303 (main): Handle --sysroot=.
17304 (ignore_library): Strip the sysroot from the library path.
17306 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17308 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17309 (collect2.o): Depend on collect2-aix.h.
17310 (collect2-aix.o): New rule.
17311 * collect2-aix.h: New file.
17312 * collect2-aix.c: Likewise.
17313 * collect2.c: Include collect2-aix.h. Don't undefine
17314 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17315 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17316 Use TARGET_AIX_VERSION instead of _AIX51.
17317 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17318 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17319 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17320 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17321 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17323 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17325 * collect2.c (ignore_library): Avoid premature post-increment
17326 and null deference.
17328 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17330 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17331 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17332 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17333 CROSS_DIRECTORY_STRUCTURE too.
17334 (LINK_LIBG_SPEC): Likewise.
17335 (LIB_SPEC): Add %R to sysroot paths.
17336 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17337 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17338 * config/rs6000/aix51.h: As for aix43.h.
17339 * config/rs6000/aix52.h: Likewise.
17340 * config/rs6000/aix53.h: Likewise.
17341 * config/rs6000/aix61.h: Likewise.
17342 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17343 to the beginning of sysroot paths.
17345 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17347 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17348 INSN_LISTs that are out of the REG_NOTE range.
17350 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17352 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17353 (struct var_to_expand): Likewise.
17354 (struct opt_info): Add head and tail for linked lists of the above.
17355 (analyze_insn_to_expand_var): Initialize next.
17356 (analyze_iv_to_split_insn): Likewise.
17357 (analyze_insns_in_loop): Create linked lists.
17358 (allocate_basic_variable): Simplify for use without hash table.
17359 (insert_var_expansion_initialization): Likewise, make it type-safer.
17360 (combine_var_copies_in_loop_exit): Likewise.
17361 (apply_opt_in_copies): Walk lists rather than hash tables.
17362 (release_var_copies): Simplified and inlined by hand into...
17363 (free_opt_info): ... this function.
17365 2009-06-02 Richard Guenther <rguenther@suse.de>
17367 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17370 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17372 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17373 only for builtins that are not overridden.
17375 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17377 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17380 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17382 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17384 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17386 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17388 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17390 * common.opt (fdump-unnumbered-links): New.
17391 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17392 * print-rtl.c (flag_dump_unnumbered_links): New.
17393 (print_rtx): Test it.
17395 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17397 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17398 push/pop multiple to 8-byte alignment.
17400 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17402 * config/i386/i386.c (queued_cfa_restores): New static variable.
17403 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17405 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17406 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17407 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17408 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17409 note unconditionally.
17410 (ix86_emit_restore_regs_using_mov): Likewise.
17411 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17412 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17413 it through to ix86_emit_restore_reg_using_pop.
17414 (ix86_emit_leave): Add RED_OFFSET argument. Call
17415 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17416 instead of adding REG_CFA_OFFSET note unconditionally.
17417 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17418 the above functions. Call ix86_add_queued_cfa_restore_notes when
17421 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17422 force output of the label even for dwarf2out_do_cfi_asm.
17423 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17424 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17425 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17427 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17428 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17429 dwarf2out_cfi_label callers.
17430 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17431 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17432 Adjust dwarf2out_cfi_label callers.
17433 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17435 * config/i386/i386.h (struct machine_cfa_state,
17436 struct machine_function): Guard with ifndef USED_FOR_TARGET
17437 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17440 * emutls.c (__emutls_get_address): Change arr->size to mean number
17441 of allocated arr->data entries instead of # of slots + 1.
17443 PR middle-end/40316
17444 * recog.c (peep2_reinit_state): New function.
17445 (peephole2_init_state): Use it at the end of a basic block and also
17446 when seeing a RTX_FRAME_RELATED_P insn.
17448 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17450 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17451 fixuns_truncrfdi2): New.
17452 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17453 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17454 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17455 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17456 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17457 *recip_approx): Remove.
17458 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17459 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17460 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17462 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17465 2009-06-01 Ian Lance Taylor <iant@google.com>
17467 * attribs.c (register_attribute): Use CONST_CAST.
17468 * collect2.c (main): Use CONST_CAST2.
17469 (scan_prog_file): Likewise.
17470 * gcc.c (process_command, main): Likewise.
17471 * toplev.c (toplev_main): Likewise.
17473 * c-typeck.c (handle_warn_cast_qual): New static function,
17474 partially broken out of build_c_cast.
17475 (build_c_cast): Call handle_warn_cast_qual.
17476 * doc/invoke.texi (Warning Options): Document new effect of
17479 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17481 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17482 (diagnostic_report_current_module): Print columns.
17483 * common.opt (flag_show_column): Enable by default.
17485 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17487 * alias.c (find_base_term): Check for NULL term before returning.
17489 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17491 Revert due to PR40320:
17492 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17493 * calls.c (emit_library_call_value_1): Don't force_operand for move
17496 2009-06-01 Olivier Hainque <hainque@adacore.com>
17497 Eric Botcazou <ebotcazou@adacore.com>
17499 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17500 to be processed as a bitfield for constructor output purposes.
17501 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17503 * varasm.c (oc_local_state): New type, output_constructor
17504 local state to support communication with helpers.
17505 (oc_outer_state): New type, output_constructor outer state of
17506 relevance in recursive calls.
17507 (output_constructor_array_range): New output_constructor helper,
17508 extracted code for an array range element.
17509 (output_constructor_regular_field): New output_constructor helper,
17510 extracted code for an element that is not a bitfield.
17511 (output_constructor_bitfield): New output_constructor helper,
17512 extracted code for a bitfield element. Accept an OUTER state
17513 argument for recursive processing. Recurse on record or array
17514 CONSTRUCTOR values, possibly past noop conversions.
17515 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17516 VALUE is a valid constant-valued expression for use in a static
17517 bit-field initializer.
17518 (output_constructor): Rework to use helpers. Accept and honor an
17519 OUTER state argument for recursive calls. Return total size. Be
17520 prepared for nested constructors initializing bitfields.
17521 (output_constant): Feed OUTER in calls to output_constructor.
17523 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17525 * calls.c (emit_library_call_value_1): Don't force_operand for move
17528 2009-06-01 Nick Clifton <nickc@redhat.com>
17530 * doc/invoke.texi (IA-64 Options): Fix typo.
17532 2009-06-01 Ira Rosen <irar@il.ibm.com>
17534 PR tree-optimization/39129
17535 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17537 (vect_do_peeling_for_loop_bound): Use
17538 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17539 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17540 (vect_loop_versioning): Likewise.
17541 (vect_create_cond_for_alias_checks): Fix indentation.
17542 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17544 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17545 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17546 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17547 "control flow in loop".
17548 (vect_estimate_min_profitable_iters): Use
17549 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17550 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17551 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17552 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17553 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17554 statement belongs to a group of strided accesses with the exact code
17556 (vectorizable_load): Likewise.
17557 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17558 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17560 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17562 * config/freebsd-stdint.h: New file.
17563 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17564 Add freebsd-stdint.h to tm_file.
17566 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17568 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17569 (thumb2_extendhidi2): Likewise.
17571 2009-05-31 Ian Lance Taylor <iant@google.com>
17573 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17575 2009-05-31 Ian Lance Taylor <iant@google.com>
17577 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17578 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17579 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17581 2009-05-31 Jason Merrill <jason@redhat.com>
17583 * tree-pretty-print.c (print_call_name): Take the callee, not the
17584 call itself. Make non-static. Use dump_function_name for functions.
17585 (dump_generic_node): Adjust.
17586 * diagnostic.h: Declare print_call_name.
17587 * gimple-pretty-print.c (dump_gimple_call): Use it.
17589 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17591 * config/sh/sh.md (ashldi3_std): New define_expand.
17594 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17597 * config/sh/sh.c: Include debug.h.
17598 (sh_expand_epilogue): Emit a blockage insn before the frame
17599 pointer adjustment also when dwarf2out_do_frame returns true.
17601 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17603 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17604 (thumb2_extendqidi2): New pattern.
17606 2009-05-31 Ira Rosen <irar@il.ibm.com>
17608 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17609 mark phis for renaming.
17610 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17611 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17612 Call mark_sym_for_renaming.
17613 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17614 * tree-vect-loop.c (vect_transform_loop): Remove
17615 vect_memsyms_to_rename initialization and a call to
17616 mark_set_for_renaming.
17618 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17620 PR middle-end/40304
17621 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17622 frame related even if !set_cfa && style < 0.
17624 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17626 * config/i386/mingw-tls.c: New file.
17627 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17628 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17629 defining _WIN32 but not __CYGWIN__.
17631 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17633 * configure.ac: Add MPC support.
17635 * config.in, configure: Regenerate.
17637 2009-05-29 Richard Henderson <rth@redhat.com>
17639 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17640 NOTE_INSN_BASIC_BLOCK.
17641 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17642 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17643 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17645 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17647 (add_cfi): Disable check redefining cfa away from drap.
17648 (lookup_cfa_1): Add remember argument; handle remember/restore.
17649 (lookup_cfa): Pass remember argument.
17650 (cfa_remember): New.
17651 (compute_barrier_args_size_1): Remove sibcall check.
17652 (dwarf2out_frame_debug_def_cfa): New.
17653 (dwarf2out_frame_debug_adjust_cfa): New.
17654 (dwarf2out_frame_debug_cfa_offset): New.
17655 (dwarf2out_frame_debug_cfa_register): New.
17656 (dwarf2out_frame_debug_cfa_restore): New.
17657 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17658 (dwarf2out_begin_epilogue): New.
17659 (dwarf2out_frame_debug_restore_state): New.
17660 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17661 DW_CFA_restore_state.
17662 (output_cfi_directive): Likewise.
17663 (convert_cfa_to_fb_loc_list): Likewise.
17664 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17665 * dwarf2out.h: Update.
17666 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17667 (copy_insn_1): Early out for null.
17668 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17669 and dwarf2out_frame_debug_restore_state.
17670 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17671 (prologue_insn_hash, epilogue_insn_hash): New.
17672 (free_after_compilation): Adjust freeing accordingly.
17673 (record_insns): Create hash table if needed; push insns into
17674 hash instead of array.
17675 (maybe_copy_epilogue_insn): New.
17676 (contains): Search hash table instead of array.
17677 (sibcall_epilogue_contains): Remove.
17678 (thread_prologue_and_epilogue_insns): Split eh_return insns
17679 and mark them as epilogues.
17680 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17681 scanning in terms of basic blocks.
17682 * insn-notes.def (CFA_RESTORE_STATE): New.
17683 * jump.c (returnjump_p_1): Accept EH_RETURN.
17684 (eh_returnjump_p_1, eh_returnjump_p): New.
17685 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17686 CFA_REGISTER, CFA_RESTORE): New.
17687 * rtl.def (EH_RETURN): New.
17688 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17690 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17691 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17693 * config/i386/i386.c (gen_push): Update cfa state.
17694 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17695 add a CFA_ADJUST_CFA note.
17696 (ix86_dwarf_handle_frame_unspec): Remove.
17697 (ix86_expand_prologue): Update cfa state.
17698 (ix86_emit_restore_reg_using_pop): New.
17699 (ix86_emit_restore_regs_using_pop): New.
17700 (ix86_emit_leave): New.
17701 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17702 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17703 * config/i386/i386.h (struct machine_cfa_state): New.
17704 (ix86_cfa_state): New.
17705 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17706 (eh_return_internal): Merge from eh_return_<mode>,
17707 use eh_return rtx, split w/ epilogue.
17709 2009-05-29 Ian Lance Taylor <iant@google.com>
17711 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17713 * calls.c (emit_library_call_value_1): Likewise.
17715 * c-typeck.c (c_build_va_arg): New function.
17716 * c-tree.h (c_build_va_arg): Declare.
17717 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17718 instead of build_va_arg.
17720 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17722 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17723 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17724 (ptr_difference_cost): Use affine combinations to compute it.
17725 (difference_cost): Likewise.
17726 (get_computation_cost_at): Compute more accurate cost for addresses
17727 if the ratio is a multiplier allowed in addresses.
17728 For non-addresses, consider that an additional offset or symbol is
17731 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17733 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17734 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17736 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17737 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17738 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17740 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17741 to 1 for TYPE_SSE{IADD1,CVT1}.
17742 (prefix_vex_imm8): Removed.
17743 (length_vex): Only pass 1 as second argument to
17744 ix86_attr_length_vex_default if prefix_extra is 0.
17745 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17746 (length): For prefix vex computation use length_immediate
17747 attribute instead of prefix_vex_imm8.
17748 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17749 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17750 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17751 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17752 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17753 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17754 a space in between the operands.
17755 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17756 if one operand is 0xff and the other one si, di, bp or sp.
17757 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17758 other one si, di, bp or sp.
17759 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17760 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17761 type and mode attributes.
17762 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17763 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17764 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17765 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17766 prefix_data16 attribute iff MODE_DF.
17767 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17768 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17769 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17770 constm128_operand in length_immediate computation.
17771 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17772 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17773 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17774 length_immediate attribute to 1.
17775 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17776 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17777 for certain alternatives.
17778 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17779 prefix_data16 attribute if MODE_V1DF.
17780 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17781 length_immediate to 1.
17782 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17783 length_address to 4, set mode attribute to MODE_DI.
17784 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17785 (fxam<mode>2_i387): Set length attribute to 4.
17786 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17787 *prefetch_3dnow_rex): Override length_address attribute.
17788 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17790 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17791 (constm128_operand): Removed.
17792 * config/i386/i386.c (memory_address_length): For
17793 disp && !index && !base in 64-bit mode account for SIB byte if
17794 print_operand_address can't optimize disp32 into disp32(%rip)
17795 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17796 for fs: or gs: segment.
17797 (ix86_attr_length_immediate_default): When checking if shortform
17798 is possible, truncate immediate to the length of the non-shortened
17800 (ix86_attr_length_address_default): Ignore MEM_P operands
17802 (ix86_attr_length_vex_default): Only check for DImode on
17803 GENERAL_REG_P operands.
17804 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17805 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17806 (sse_cvttps2pi): Clear prefix_rep attribute.
17807 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17809 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17810 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17811 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17812 iff operand 2 is const_int_operand.
17813 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17814 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17815 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17817 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17819 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17820 prefix_data16 attribute for movlpd and movhpd instructions.
17821 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17822 length_immediate for shufpd instruction.
17823 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17824 (avx_cmpp<avxmodesuffixf2c><mode>3,
17825 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17826 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17827 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17828 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17829 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17830 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17831 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17832 prefix_data16 attribute for the first alternative to 1.
17833 (*avx_loadlps): Override length_immediate for the first alternative.
17834 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17835 attributes for second alternative.
17836 (*vec_concatv2sf_sse4_1): Override length_immediate and
17837 prefix_data16 attributes for second alternative.
17838 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17839 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17840 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17841 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17842 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17843 prefix_data16 and length_immediate to 1.
17844 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17846 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17847 prefix_extra attribute for variants that don't have 0f prefix alone.
17848 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17849 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17850 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17851 *sse4_1_pextrd): Set length_immediate to 1.
17852 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17853 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17855 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17856 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17857 length_immediate to 1 for second alternative.
17858 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17859 prefix_extra and length_immediate attributes for the first
17861 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17863 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17864 to 1 for the first and third alternative.
17865 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17867 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17869 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17871 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17872 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17873 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17874 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17875 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17876 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17877 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17878 ssse3_psign<mode>3): Override prefix_rex attribute.
17879 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17880 (ssse3_palignrti): Override length_immediate to 1.
17881 (ssse3_palignrdi): Override length_immediate to 1, override
17882 prefix_rex attribute.
17883 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17884 (sse4a_extrqi): Override length_immediate to 2.
17885 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17886 (sse4a_insertq): Override prefix_data16 to 0.
17887 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17888 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17889 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17890 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17891 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17892 and length_immediate to 1.
17893 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17894 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17895 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17896 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17897 and length_immediate to 1.
17898 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17899 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17900 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17901 avx_ptest256): Override prefix_extra to 1.
17902 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17903 Override prefix_data16 and length_immediate to 1.
17904 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17905 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17906 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17907 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17908 prefix_data16 to 0 and prefix_extra to 2.
17909 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17910 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17912 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17913 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17914 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17915 and prefix_extra to 2.
17916 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17917 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17918 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17919 avx_vpermilvar<mode>3,
17920 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17921 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17922 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17923 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17924 Override prefix_extra to 1.
17925 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17926 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17927 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17928 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17929 prefix_extra and length_immediate to 1.
17930 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17932 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17933 to 1 for the first alternative.
17934 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17935 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17937 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17938 *movv2sf_internal_avx, *movv2sf_internal): Override
17939 prefix_rep attribute for certain alternatives.
17940 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17941 attributes for certain alternatives.
17942 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17943 attributes for certain alternatives.
17944 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17945 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17946 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17947 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17948 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17949 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17950 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17951 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17952 length_immediate to 1 if operand 2 is const_int_operand.
17953 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17954 *vec_extractv2si_1): Set length_immediate attribute to 1.
17955 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17956 using old 3DNOW insn rather than SSE/3DNOW_A.
17957 (mmx_emms, mmx_femms): Clear modrm attribute.
17959 2009-05-29 Martin Jambor <mjambor@suse.cz>
17961 * tree-sra.c: New implementation of SRA.
17963 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17964 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17965 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17966 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17967 (SRA_MAX_STRUCTURE_COUNT): Removed.
17968 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17969 * doc/invoke.texi (sra-max-structure-size): Removed.
17970 (sra-field-structure-ratio): Removed.
17972 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17974 PR middle-end/40291
17975 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17978 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17980 PR rtl-optimization/40101
17981 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17982 seqno. Adjust comment.
17983 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17984 inserting bookkeeping before a jump, the jump is not scheduled.
17985 When no positive seqno found, provide a value. Add comment.
17987 2009-05-29 Richard Guenther <rguenther@suse.de>
17989 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17990 short-cutting on the first component.
17992 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17994 PR middle-end/39958
17995 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17996 for trees other than decls/types.
17998 2009-05-29 Richard Guenther <rguenther@suse.de>
18000 * tree-ssa-operands.c (get_expr_operands): Do not handle
18001 INDIRECT_REFs in the handled-component case. Remove
18002 unused get_ref_base_and_extent case.
18003 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18004 tree_low_cst and host_integerp where possible.
18005 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18006 codes for equivalence.
18007 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18009 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18011 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18012 to tmake_file for i[34567]86-*-cygwin*.
18014 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18017 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18018 (altivec_categorize_keyword, init_vector_keywords,
18019 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18022 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18024 * tree.c (handle_dll_attribute): Check if node is
18025 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18027 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18029 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18031 (thumb2_zero_extendqidi2): Likewise.
18033 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18035 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18036 instead of gen_movrt.
18037 * config/sh/sh.md (movrt): Remove.
18039 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18041 * doc/invoke.texi (IA-64 Options):
18042 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18043 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18044 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18045 -msched-prefer-non-control-spec-insns,
18046 -msched-stop-bits-after-every-cycle,
18047 -msched-count-spec-in-critical-path,
18048 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18049 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18050 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18051 and -msched-spec-verbose.
18053 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18055 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18056 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18058 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18060 2009-05-28 Richard Guenther <rguenther@suse.de>
18062 * tree-ssa-alias.c (ao_ref_init): New function.
18063 (ao_ref_base): Likewise.
18064 (ao_ref_base_alias_set): Likewise.
18065 (ao_ref_alias_set): Likewise.
18066 (refs_may_alias_p_1): Change signature.
18067 (refs_may_alias_p): Adjust.
18068 (refs_anti_dependent_p): Likewise.
18069 (refs_output_dependent_p): Likewise.
18070 (call_may_clobber_ref_p_1): Change signature.
18071 (call_may_clobber_ref_p): Adjust.
18072 (stmt_may_clobber_ref_p_1): New function split out from ...
18073 (stmt_may_clobber_ref_p): ... here.
18074 (maybe_skip_until): Adjust signature.
18075 (get_continuation_for_phi): Likewise.
18076 (walk_non_aliased_vuses): Likewise.
18077 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18078 (ao_ref_init): Declare.
18079 (ao_ref_base): Likewise.
18080 (ao_ref_alias_set): Likewise.
18081 (stmt_may_clobber_ref_p_1): Likewise.
18082 (walk_non_aliased_vuses): Adjust.
18083 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18084 (get_ref_from_reference_ops): remove.
18085 (vn_reference_lookup_2): Adjust signature.
18086 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18087 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18088 (vn_reference_lookup): Adjust.
18089 (vn_reference_insert): Likewise.
18090 (vn_reference_insert_pieces): Adjust signature.
18091 (visit_reference_op_call): Adjust.
18092 * tree-ssa-pre.c (get_expr_type): Simplify.
18093 (phi_translate_1): Adjust.
18094 (compute_avail): Likewise.
18095 (translate_vuse_through_block): Do not re-build trees.
18096 (value_dies_in_block_x): Likewise.
18097 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18099 (vn_reference_lookup_pieces): Adjust declaration.
18100 (vn_reference_insert_pieces): Likewise.
18102 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18104 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18105 with checking disabled.
18107 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18111 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18112 macro definition for support of three-operand format aligned
18113 .comm directive in assembler on cygwin/pe/mingw target OS.
18114 * configure: Regenerate.
18115 * config.h: Regenerate.
18117 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18118 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18119 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18121 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18122 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18124 2009-05-28 Ira Rosen <irar@il.ibm.com>
18126 PR tree-optimization/40254
18127 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18128 in analysis of basic blocks.
18130 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18132 PR middle-end/33699
18133 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18134 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18135 (TARGET_INITIALIZER): Use it.
18136 * cse.c (CHEAPER): Move it up to the other macros.
18137 (insert): Rename this ...
18138 (insert_with_costs): ... to this. Add cost parameters. Update
18140 (insert): New function. Call insert_with_costs.
18141 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18142 find_reg_offset_for_const, try_const_anchors): New functions.
18143 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18144 when using a const-anchor. Call insert_const_anchors.
18145 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18146 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18148 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18150 * tree-inline.c (remap_decls): Enable nonlocalized variables
18151 when not optimizing.
18153 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18155 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18156 Simplify other tests involving optimize.
18158 2009-05-27 Tom Tromey <tromey@redhat.com>
18160 * unwind-dw2.c (_Unwind_DebugHook): New function.
18161 (uw_install_context): Call _Unwind_DebugHook.
18163 2009-05-27 Tom Tromey <tromey@redhat.com>
18165 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18167 2009-05-27 Ian Lance Taylor <iant@google.com>
18169 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18170 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18171 (ALL_LINKERFLAGS): Define.
18172 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18173 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18174 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18175 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18176 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18177 $(LINKER_FOR_BUILD).
18178 (build/gcov-iov$(build_exeext)): Likewise.
18180 2009-05-27 Julian Brown <julian@codesourcery.com>
18182 * gcse.c (target.h): Include.
18183 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18184 copy of argument to a pseudo register.
18186 2009-05-27 Diego Novillo <dnovillo@google.com>
18188 * tree-ssa-live.c (dump_scope_block): Document arguments.
18189 (dump_scope_blocks): Document.
18190 (debug_scope_blocks): New.
18191 * tree-flow.h (debug_scope_blocks): Declare.
18193 2009-05-21 Denis Chertykov <denisc@overta.ru>
18195 * doc/contrib.texi (Contributors): Add myself to the list.
18197 2009-05-27 Olivier Hainque <hainque@adacore.com>
18199 * expr.c (target_align): New function. Alignment the TARGET of an
18200 assignment may be assume to have.
18201 (highest_pow2_factor_for_target): Use it instead of relying on
18202 immediate tree attributes of TARGET, not necessarily honored when
18203 intermediate bitfields are involved.
18205 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18208 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18209 AVX, SSE4, AES, PCLMUL and POPCNT.
18211 2009-05-27 Diego Novillo <dnovillo@google.com>
18213 * tree-pretty-print.c (dump_location): New.
18214 (dump_generic_node): Call it.
18215 Factor code to handle BLOCK nodes ...
18216 (dump_block_node): ... here.
18218 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18220 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18222 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18224 * gcc-plugin.h: Include config.h and system.h.
18225 (IN_GCC): Define if not defined.
18227 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18229 PR middle-end/40249
18230 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18233 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18235 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18237 * config/m32r/m32r.h: Ditto.
18238 * config/m32r/m32r.md: Ditto.
18239 * config/m32r/predicates.md: Ditto.
18241 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18243 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18245 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18248 (Loading plugins): typo.
18249 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18250 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18251 (Interacting with the GCC Garbage Collector): Added new section.
18252 (Giving information about a plugin): Added new section for
18254 * ggc.h (ggc_register_root_tab): Added declaration.
18255 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18256 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18257 (register_callback): Improved comment in declaration.
18258 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18259 (extra_root_vec) Added static variable for dynamic roots registration.
18260 (ggc_register_root_tab) Added new routine.
18261 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18262 PLUGIN_GGC_MARKING event.
18263 * ggc-zone.c: Include plugin.h.
18264 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18265 * ggc-page.c: Include plugin.h.
18266 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18267 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18268 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18269 (register_callback): check lack of callbacks for
18270 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18271 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18272 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18273 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18274 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18275 dependency on plugin.h.
18276 (plugin.o): Added dependency on ggc.h...
18278 2009-05-26 Richard Guenther <rguenther@suse.de>
18280 PR middle-end/40248
18282 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18283 with mismatched comparison modes.
18285 * expr.c (expand_expr_real_1): Expand the operand of a
18286 VIEW_CONVERT_EXPR in its natural mode.
18288 2009-05-26 Ian Lance Taylor <iant@google.com>
18290 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18291 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18292 (ALL_COMPILERFLAGS): Define.
18293 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18294 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18295 (collect2$(exeext), collect2.o): Likewise.
18296 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18297 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18298 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18299 (libbackend.o, intl.o, cppdefault.o): Likewise.
18300 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18301 (build/%.o): Use $(COMPILER_FOR_BUILD).
18302 (build/gen%$(build_exeext)): Likewise.
18303 (build/gcov-iov$(build_exeext)): LIkewise.
18304 * config/t-darwin (darwin.o): Use $(COMPILER).
18305 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18306 * config/t-sol2 (sol2-c.o): Likewise.
18307 (sol2.o): Likewise.
18308 * config/t-vxworks (vxworks.o): Likewise.
18309 * config/x-darwin (host-darwin.o): Likewise.
18310 * config/x-hpux (host-hpux.o): Likewise.
18311 * config/x-linux (host-linux.o): Likewise.
18312 * config/x-solaris (host-solaris.o): Likewise.
18313 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18314 * config/arm/t-arm (arm-c.o): Likewise.
18315 * config/arm/t-pe (pe.o): Likewise.
18316 * config/arm/t-wince-pe (pe.o): Likewise.
18317 * config/i386/t-cygming (winnt.o): Likewise.
18318 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18319 * config/i386/t-cygwin (cygwin1.o): Likewise.
18320 (cygwin2.o): Likewise.
18321 * config/i386/t-i386 (i386-c.o): Likewise.
18322 * config/i386/t-interix (winnt.o): Likewise.
18323 * config/i386/t-netware (netware.o): Likewise.
18324 * config/i386/t-nwld (nwld.o): Likewise.
18325 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18326 * config/i386/x-i386 (driver-i386.o): Likewise.
18327 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18328 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18329 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18330 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18331 * config/mips/x-native (driver-native.o): Likewise.
18332 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18333 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18334 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18335 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18336 * config/score/t-score-elf (score7.o): Likewise.
18337 (score3.o): Likewise.
18338 * config/sh/t-sh (sh-c.o): Likewise.
18339 * config/sh/t-symbian (sh-c.o): Likewise.
18340 (symbian.o): Likewise.
18341 * config/spu/t-spu-elf (spu-c.o): Likewise.
18342 * config/v850/t-v850 (v850-c.o): Likewise.
18343 * config/v850/t-v850e (v850-c.o): Likewise.
18345 2009-05-26 Richard Guenther <rguenther@suse.de>
18347 PR tree-optimization/40122
18348 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18349 VECTOR_CSTs if possible.
18350 (fold_gimple_assign): Likewise.
18352 2009-05-26 Richard Guenther <rguenther@suse.de>
18354 PR middle-end/40252
18355 * fold-const.c (fold_binary): Use the correct types for building
18358 2009-05-26 Richard Guenther <rguenther@suse.de>
18360 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18361 redundant calls to merge_alias_info.
18362 (bump_vector_ptr): Likewise.
18363 * tree-ssa-copy.c (merge_alias_info): Remove.
18364 (replace_exp_1): Remove call to merge_alias_info.
18365 (propagate_tree_value): Likewise.
18366 (fini_copy_prop): Propagate points-to info.
18367 * tree-flow.h (merge_alias_info): Remove.
18369 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18371 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18373 2009-05-25 Jan Hubicka <jh@suse.cz>
18375 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18376 * cgraph.h (struct inline_summary): New filed self_wize,
18377 size_inlining_benefit, self_time and time_inlining_benefit.
18378 (struct cgraph_global_info): Replace insns by time ans size fields.
18379 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18380 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18381 (ipcp_update_callgraph): Do not touch function bodies.
18382 * ipa-inline.c: Include except.h
18383 (MAX_TIME): New constant.
18384 (overall_insns): Remove.
18385 (leaf_node_p): New.
18386 (overall_size, max_benefit): New static variables.
18387 (cgraph_estimate_time_after_inlining): New function.
18388 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18389 (cgraph_clone_inlined_nodes): Update size.
18390 (cgraph_mark_inline_edge): Update size.
18391 (cgraph_estimate_growth): Use size info.
18392 (cgraph_check_inline_limits): Check size.
18393 (cgraph_default_inline_p): Likewise.
18394 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18395 (cgraph_decide_recursive_inlining): Check size.
18396 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18398 (cgraph_decide_inlining): Likewise.
18399 (cgraph_decide_inlining_incrementally): Likewise; honor
18400 PARAM_EARLY_INLINING_INSNS.
18401 (likely_eliminated_by_inlining_p): New predicate.
18402 (estimate_function_body_sizes): New function.
18403 (compute_inline_parameters): Use it.
18404 * except.c (must_not_throw_labels): New function.
18405 * except.h (must_not_throw_labels): Declare.
18406 * tree-inline.c (init_inline_once): Kill inlining_weigths
18407 * tree-ssa-structalias.c: Avoid uninitialized warning.
18408 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18409 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18410 (PARAM_INLINE_CALL_COST): Remove.
18411 (PARAM_EARLY_INLINING_INSNS): New.
18413 2009-05-25 Richard Guenther <rguenther@suse.de>
18415 PR tree-optimization/36327
18416 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18417 callback for reference translation or lookup at the point of may-defs.
18418 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18419 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18420 for union COMPONENT_REFs.
18421 (vn_reference_lookup_3): New callback. Lookup from memset
18422 and CONSTRUCTOR assignment, translate through struct copies.
18423 (vn_reference_lookup_pieces): Make sure to not free the
18424 passed operands array. Adjust walk_non_aliased_vuses call.
18425 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18426 make sure we do not leak memory.
18428 2009-05-25 Richard Guenther <rguenther@suse.de>
18430 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18431 * tree-inline.c (expand_call_inline): Reset the escaped and
18432 callused solutions.
18433 * tree-ssa-structalias.c (pass_build_ealias): New.
18434 * tree-pass.h (pass_build_ealias): Declare.
18435 * passes.c (init_optimization_passes): Add PTA during
18436 early optimizations.
18437 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18438 and CALLUSED solutions.
18439 (dump_points_to_solution): New function, split out from ...
18440 (dump_points_to_info_for): ... here.
18441 * tree-parloops.c (parallelize_loops): Reset the escaped and
18442 callused solutions.
18444 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18447 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18448 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18450 2009-05-25 Ira Rosen <irar@il.ibm.com>
18452 PR tree-optimization/40238
18453 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18454 statements after basic block's labels.
18455 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18456 to free the allocated memory.
18458 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18460 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18461 return address with a USE.
18463 2009-05-24 Richard Guenther <rguenther@suse.de>
18465 PR middle-end/40233
18466 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18467 array type from the main variant of the inner type.
18469 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18471 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18472 definition to bool (from int) to un-break build.
18473 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18475 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18477 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18478 discard_stmt_changes): Delete.
18479 * tree-ssa-operands.c (scb_stack): Delete.
18480 (init_ssa_operands): Do not initialize it.
18481 (fini_ssa_operands): Do not free it.
18482 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18484 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18485 update_stmt, remove the others. Fix comments.
18486 * tree-dfa.c (optimize_stack_restore): Likewise.
18487 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18488 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18489 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18490 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18492 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18493 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18494 (dom_opt_finalize_block): Likewise, adjusting access to
18496 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18497 (stmts_to_rescan): Change item type to gimple.
18498 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18500 2009-05-24 Ira Rosen <irar@il.ibm.com>
18502 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18503 * tree-pass.h (pass_slp_vectorize): New pass.
18504 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18505 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18506 * tree-vectorizer.c (timevar.h): Include.
18507 (user_vect_verbosity_level): Declare.
18508 (vect_location): Fix comment.
18509 (vect_set_verbosity_level): Update user_vect_verbosity_level
18510 instead of vect_verbosity_level.
18511 (vect_set_dump_settings): Add an argument. Ignore user defined
18512 verbosity if dump flags require higher level of verbosity. Print to
18513 stderr only for loop vectorization.
18514 (vectorize_loops): Update call to vect_set_dump_settings.
18515 (execute_vect_slp): New function.
18516 (gate_vect_slp): Likewise.
18517 (struct gimple_opt_pass pass_slp_vectorize): New.
18518 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18519 access its members.
18520 (vec_info_for_bb): New function.
18521 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18522 (VECTORIZATION_ENABLED): New macro.
18523 (SLP_ENABLED, SLP_DISABLED): Likewise.
18524 (vect_is_simple_use): Add bb_vec_info argument.
18525 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18526 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18527 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18528 vect_schedule_slp, vect_analyze_slp): Likewise.
18529 (vect_analyze_stmt): Add slp_tree argument.
18530 (find_bb_location): Declare.
18531 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18532 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18533 (vect_analyze_loop_operations, vect_analyze_loop,
18534 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18535 vect_finalize_reduction, vectorizable_reduction,
18536 vectorizable_live_operation, vect_transform_loop): Likewise.
18537 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18538 skip evolution analysis if analyzing a basic block.
18539 (dr_analyze_indices): Likewise.
18540 (initialize_data_dependence_relation): Skip the test whether the
18541 object is invariant for basic blocks.
18542 (compute_all_dependences): Skip dependence analysis for data
18543 references in basic blocks.
18544 (find_data_references_in_stmt): Don't fail in case of invariant
18545 access in basic block.
18546 (find_data_references_in_bb): New function.
18547 (find_data_references_in_loop): Move code to
18548 find_data_references_in_bb and add a call to it.
18549 (compute_data_dependences_for_bb): New function.
18550 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18551 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18553 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18554 unknown dependence in basic block and fail in case of dependence in
18556 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18557 dependence instances from either loop or basic block vectorization
18559 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18560 before calling nested_in_vect_loop_p.
18561 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18562 dependence instances from either loop or basic block vectorization
18564 (vect_verify_datarefs_alignment): Likewise.
18565 (vect_enhance_data_refs_alignment): Adjust function calls.
18566 (vect_analyze_data_refs_alignment): Likewise.
18567 (vect_analyze_group_access): Fix printing. Skip different checks if
18568 DR_STEP is 0. Keep strided stores either in loop or basic block
18569 vectorization data structure. Fix indentation.
18570 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18572 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18573 dependence instances from either loop or basic block vectorization
18575 (vect_analyze_data_refs): Update comment. Call
18576 compute_data_dependences_for_bb to analyze basic blocks.
18577 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18578 case of loop vectorization. In case of basic block vectorization use
18579 data-ref itself as a base.
18580 (vect_create_data_ref_ptr): In case of basic block vectorization:
18581 don't advance the pointer, add new statements before the current
18582 statement. Adjust function calls.
18583 (vect_supportable_dr_alignment): Support only aligned accesses in
18584 basic block vectorization.
18585 * common.opt (ftree-slp-vectorize): New flag.
18586 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18587 (vect_pattern_recog_1): Likewise.
18588 * tree-vect-stmts.c (process_use): Likewise.
18589 (vect_init_vector): Add new statements in the beginning of the basic
18590 block in case of basic block SLP.
18591 (vect_get_vec_def_for_operand): Adjust function calls.
18592 (vect_finish_stmt_generation): Likewise.
18593 (vectorizable_call): Add assert that it is loop vectorization, adjust
18595 (vectorizable_conversion, vectorizable_assignment): Likewise.
18596 (vectorizable_operation): In case of basic block SLP, take
18597 vectorization factor from statement's type and skip the relevance
18598 check. Adjust function calls.
18599 (vectorizable_type_demotion): Add assert that it is loop
18600 vectorization, adjust function calls.
18601 (vectorizable_type_promotion): Likewise.
18602 (vectorizable_store): Check for outer loop only in case of loop
18603 vectorization. Adjust function calls. For basic blocks, skip the
18604 relevance check and don't advance pointers.
18605 (vectorizable_load): Likewise.
18606 (vectorizable_condition): Add assert that it is loop vectorization,
18607 adjust function calls.
18608 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18609 that it is not reduction, get vector type, call only supported
18610 functions, skip loop specific parts.
18611 (vect_transform_stmt): Check for outer loop only in case of loop
18613 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18614 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18615 for external definition.
18616 * passes.c (pass_slp_vectorize): New pass.
18617 * tree-vect-slp.c (find_bb_location): New function.
18618 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18619 check for patterns only in loops.
18620 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18621 case of multiple types in basic block SLP.
18622 (vect_mark_slp_stmts_relevant): New function.
18623 (vect_supported_load_permutation_p): Fix comment.
18624 (vect_analyze_slp_instance): Add argument. In case of basic block
18625 SLP, take vectorization factor from statement's type, check that
18626 unrolling factor is 1. Adjust function call. Save SLP instance in
18627 either loop or basic block vectorization structure. Return FALSE,
18629 (vect_analyze_slp): Add argument. Get strided stores groups from
18630 either loop or basic block vectorization structure. Return FALSE
18631 if basic block SLP failed.
18632 (new_bb_vec_info): New function.
18633 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18634 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18635 (vect_schedule_slp): Add argument. Get SLP instances from either
18636 loop or basic block vectorization structure. Set vectorization factor
18637 to be 1 for basic block SLP.
18638 (vect_slp_transform_bb): New function.
18639 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18641 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18643 * final.c (shorten_branches): Do not align labels for jump tables.
18644 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18646 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18648 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18649 Remove outdated reference to flow.c and fix nits.
18650 * doc/gccint.texi: Tweak RTL description.
18651 * doc/rtl.texi: Likewise.
18653 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18655 * config/avr/avr.c: Change my email address.
18656 * config/avr/avr.h: Likewise.
18657 * config/avr/avr.md: Likewise.
18658 * config/avr/avr-protos.h: Likewise.
18659 * config/avr/libgcc.S: Likewise.
18661 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18663 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18664 (spu_split_load, spu_split_store): Change return type to int.
18665 (spu_split_convert): Declare.
18666 * config/spu/predicates.md (spu_mem_operand): Remove.
18667 (spu_mov_operand): Update.
18668 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18669 * config/spu/spu.c (regno_aligned_for_load): Remove.
18670 (reg_aligned_for_addr, spu_expand_load): Define.
18671 (spu_expand_extv): Reimplement and handle MEM.
18672 (spu_expand_insv): Handle MEM.
18673 (spu_sched_reorder): Handle insn's with length 0.
18674 (spu_legitimate_address_p): Reimplement.
18675 (store_with_one_insn_p): Return TRUE for any mode with size
18676 larger than 16 bytes.
18677 (address_needs_split): Define.
18678 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18680 (spu_convert_move): Define.
18681 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18682 (spu_split_store): Change all MEM's to TImode.
18683 (spu_init_expanders): Preallocate registers that correspond to
18684 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18686 (spu_split_convert): Define.
18687 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18688 (_move<mode>, _movdi, _movti): Update predicate and condition.
18689 (load, store): Change to define_split.
18690 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18692 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18693 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18694 define_insn_and_split of lshr<mode>3.
18695 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18696 (<v>ashr<mode>3_imm): Define.
18697 (extv, extzv, insv): Allow MEM operands.
18698 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18699 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18700 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18701 (_spu_convert2): Change to define_insn_and_split and remove the
18702 corresponding define_peephole2.
18703 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18704 Change predicates to memory_operand.
18706 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18708 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18710 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18712 PR tree-optimization/40219
18713 * tree.c (iterative_hash_expr): Make sure the builtin function is
18714 a normal builtin function and not a front end or back end builtin
18715 before indexing into the built_in_decls array.
18717 2009-05-22 Richard Guenther <rguenther@suse.de>
18719 PR middle-end/38964
18720 * alias.c (write_dependence_p): Do not use TBAA for answering
18721 anti-dependence or output-dependence.
18722 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18723 (emit_pointer_definition): Remove.
18724 (emit_alias_warning): Likewise.
18725 (find_what_var_points_to): Remove TBAA pruning code.
18726 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18728 (compute_points_to_sets): Remove code computing the set of
18729 dereferenced pointers.
18730 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18731 oracle for querying anti and output dependencies.
18732 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18733 if TBAA may be applied.
18734 (refs_anti_dependent_p): New function.
18735 (refs_output_dependent_p): Likewise.
18736 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18737 (refs_output_dependent_p): Likewise.
18738 * doc/tree-ssa.texi (Memory model): New section.
18739 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18740 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18741 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18742 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18743 * expr.c (expand_expr_real_1): Likewise.
18744 * gimple-low.c (lower_stmt): Likewise.
18745 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18746 (dump_gimple_cdt): Remove.
18747 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18748 (gimple_size): Likewise.
18749 (walk_gimple_op): Likewise.
18750 (is_gimple_stmt): Likewise.
18751 (walk_stmt_load_store_addr_ops): Likewise.
18752 (gimple_build_cdt): Remove.
18753 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18754 * gimple.h (gimple_cdt_new_type): Remove.
18755 (gimple_cdt_new_type_ptr): Likewise.
18756 (gimple_cdt_set_new_type): Likewise.
18757 (gimple_cdt_location): Likewise.
18758 (gimple_cdt_location_ptr): Likewise.
18759 (gimple_cdt_set_location): Likewise.
18760 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18761 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18762 GIMPLE_CHANGE_DYNAMIC_TYPE.
18763 (verify_types_in_gimple_stmt): Likewise.
18764 * tree-inline.c (estimate_num_insns): Likewise.
18765 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18766 (copy_decl_to_var): Likewise.
18767 (copy_result_decl_to_var): Likewise.
18768 * tree-pretty-print.c (dump_generic_node): Do not handle
18769 CHANGE_DYNAMIC_TYPE_EXPR.
18770 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18771 * tree-ssa-operands.c (get_expr_operands): Likewise.
18772 * tree-ssa-structalias.c (struct variable_info): Remove
18773 no_tbaa_pruning member.
18774 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18775 (unify_nodes): Do not copy it.
18776 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18777 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18778 (set_uids_in_ptset): Do not check it.
18779 (find_what_var_points_to): Likewise.
18780 (compute_tbaa_pruning): Remove.
18781 (compute_points_to_sets): Do not call it.
18782 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18783 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18784 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18785 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18786 (DECL_NO_TBAA_P): Likewise.
18787 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18788 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18789 (expand_omp_atomic_pipeline): Do not set it.
18790 * print-tree.c (print_node): Do not dump it.
18791 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18794 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18797 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18800 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18802 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18805 2009-05-22 Ben Elliston <bje@au.ibm.com>
18807 * Makefile.in (bversion.h, s-bversion): New targets.
18808 (TOPLEV_H): Add bversion.h.
18809 * toplev.h: Include "bversion.h".
18810 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18811 the __format__ attribute only if compiling with the same version
18812 of GCC as the sources (the "build version").
18814 2009-05-22 Ben Elliston <bje@au.ibm.com>
18816 * c-format.c (handle_format_attribute): Fix comment typo.
18818 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18821 * config/ia64/ia64.opt (mfused-madd): New.
18822 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18823 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18824 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18825 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18826 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18827 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18828 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18829 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18830 instruction if !TARGET_FUSED_MADD.
18831 (fpma, fpms): Remove colon from name.
18833 2009-05-22 Richard Guenther <rguenther@suse.de>
18835 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18836 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18837 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18839 (create_expression_by_pieces): Only convert if necessary.
18840 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18841 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18843 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18845 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18846 regular pattern from a template and rename it ...
18847 (*extzv_truncsi_exts): ... to this.
18849 2009-05-21 Richard Guenther <rguenther@suse.de>
18851 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18852 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18853 (cgraph_default_inline_p): Likewise.
18854 (cgraph_decide_inlining_incrementally): Likewise.
18856 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18857 Uros Bizjak <ubizjak@gmail.com>
18859 * config/i386/cpuid.h (bit_MOVBE): New.
18861 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18863 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18864 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18865 (ix86_handle_option): Handle OPT_mmovbe.
18866 (ix86_target_string): Add -mmovbe.
18867 (pta_flags): Add PTA_MOVBE.
18868 (processor_alias_table): Add PTA_MOVBE to "atom".
18869 (override_options): Handle PTA_MOVBE.
18871 * config/i386/i386.h (TARGET_MOVBE): New.
18873 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18874 (*bswapsi_movbe): New.
18875 (*bswapdi_movbe): Likewise.
18876 (bswapdi2): Renamed to ...
18877 (*bswapdi_1): This.
18878 (bswapdi2): New expander.
18880 * config/i386/i386.opt (mmovbe): New.
18882 * doc/invoke.texi: Document -mmovbe.
18884 2009-05-21 Taras Glek <tglek@mozilla.com>
18886 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18887 * gcc-plugin.h (plugin_init): Updated signature.
18888 * gcc-plugin.h (plugin_name_args): Moved to this header.
18889 * doc/plugins.texi (plugin_init): Updated documention to reflect
18891 * doc/plugins.texi (plugin_name_args): Added to documention.
18893 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18895 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18896 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18898 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18900 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18901 JUMP_TABLE_DATA_P predicates where applicable.
18902 * config/i386/predicates.md: Ditto.
18903 * config/i386/sse.md: Ditto.
18905 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18907 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18908 operand2 -128 override length_immediate attribute to 1.
18909 * config/i386/predicates.md (constm128_operand): New predicate.
18911 * config/i386/i386.c (memory_address_length): Handle %r12
18912 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18914 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18915 mode look through optional ZERO_EXTEND and SUBREG.
18916 * config/i386/i386.md (R12_REG): New define_constant.
18917 (prefix_data16): For sse unit set also for MODE_TI insns.
18918 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18919 insns set if operand 1 is ext_QIreg_operand.
18920 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18921 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18923 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18924 mode from MODE_DI to MODE_SI.
18925 (movdi_1_rex64): Override modrm and length_immediate attributes
18926 only for movabs (TYPE_IMOV, alternative 2).
18927 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18928 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18929 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18930 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18931 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18932 prefix_rex attribute if DImode.
18933 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18934 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18935 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18936 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18937 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18938 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18939 Likewise. For TYPE_IMOV clear length_immediate attribute.
18940 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18941 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18942 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18943 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18944 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18945 or one operand TYPE_ISHIFT.
18946 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18947 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18948 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18949 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18950 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18951 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18952 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18953 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18954 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18955 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18956 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18957 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18958 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18959 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18960 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18961 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18962 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18963 set mode attribute, don't override length attribute.
18964 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18966 (return_internal_long): Set length attribute to 2 instead of 1.
18967 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18968 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18969 prefix_rex attribute.
18970 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18972 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18974 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18976 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18978 2009-05-20 Ian Lance Taylor <iant@google.com>
18980 * tree.c (build_tree_list_vec_stat): New function.
18981 (ctor_to_vec): New function.
18982 (build_nt_call_vec): New function.
18983 (build_call_array): Change args to be a const pointer.
18984 (build_call_vec): New function.
18985 * tree.h (build_nt_call_vec): Declare.
18986 (build_tree_list_vec_stat): Declare.
18987 (build_tree_list_vec): Define.
18988 (build_call_array): Update declaration.
18989 (build_call_vec): Declare.
18990 (ctor_to_vec): Declare.
18991 * c-common.c (tree_vector_cache): New static variable.
18992 (make_tree_vector): New function.
18993 (release_tree_vector): New function.
18994 (make_tree_vector_single): New function.
18995 (make_tree_vector_copy): New function.
18996 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18997 (make_tree_vector_single, make_tree_vector_copy): Declare.
18998 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18999 (c_parser_expr_list): Don't manage cache here, instead call
19001 (c_parser_release_expr_list): Remove static function.
19002 (c_parser_vec_to_tree_list): Remove static function.
19003 (c_parser_attributes): Call build_tree_list_vec instead of
19004 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19005 c_parser_release_expr_list.
19006 (c_parser_postfix_expression_after_primary): Likewise.
19007 (c_parser_objc_keywordexpr): Likewise.
19009 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19011 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19012 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19013 TARGET_CONVERT_TO_TYPE.
19014 * hooks.c (hook_tree_const_tree_null): Define.
19015 * hooks.h (hook_tree_const_tree_null): Declare.
19016 * target.h (struct gcc_target): Add invalid_parameter_type,
19017 invalid_return_type, promoted_type, and convert_to_type fields.
19018 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19019 (TARGET_INVALID_RETURN_TYPE): Define.
19020 (TARGET_PROMOTED_TYPE): Define.
19021 (TARGET_CONVERT_TO_TYPE): Define.
19022 (TARGET_INITIALIZER): Update for new fields.
19023 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19024 (grokparms): Check targetm.invalid_parameter_type.
19025 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19026 * c-convert.c (convert): Check targetm.convert_to_type.
19028 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19030 * config/mips/mips.md (*extenddi_truncate<mode>,
19031 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19033 (*extendhi_truncateqi): New define_insn_and_sptit.
19035 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19037 PR middle-end/40204
19038 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19039 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19041 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19043 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19044 the operand of VIEW_CONVERT_EXPR.
19046 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19048 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19049 extended family and model for Intel processors. Support Intel Atom.
19051 2009-05-20 Olivier Hainque <hainque@adacore.com>
19053 * gstab.h (stab_code_type): Define, to be used instead of the
19054 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19056 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19057 occurrences by stab_code_type.
19058 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19060 2009-05-20 Martin Jambor <mjambor@suse.cz>
19062 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19063 (sra_insert_before): Likewise.
19064 (sra_insert_after): Likewise.
19065 (sra_init_cache): Likewise.
19066 (sra_type_can_be_decomposed_p): Likewise.
19067 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19068 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19069 (sra_insert_before): Likewise.
19070 (sra_insert_after): Likewise.
19071 (sra_init_cache): Likewise.
19072 (insert_edge_copies_seq): Made static and moved upwards.
19074 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19077 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19079 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19080 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19083 2009-05-20 Richard Guenther <rguenther@suse.de>
19085 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19086 with mismatched comparison modes.
19088 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19090 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19091 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19092 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19093 with shifts for Thumb2.
19094 (orsi_notsi): New for orn.
19095 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19096 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19097 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19098 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19099 Don't invert remainder for IOR.
19101 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19103 PR tree-optimization/40087
19104 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19105 number_of_iterations_ne): Rename never_infinite argument.
19106 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19107 number_of_iterations_le): Handle pointer-type ivs when
19108 exit_must_be_taken is false.
19109 (number_of_iterations_cond): Do not always assume that
19110 exit_must_be_taken if the control variable is a pointer.
19112 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19114 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19115 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19117 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19119 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19120 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19122 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19125 * c.opt (Wlogical-op): Disabled by default.
19126 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19128 * doc/invoke.texi (Wlogical-op): Likewise.
19130 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19132 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19134 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19135 Propagate the type of the first operand.
19136 <ASSERT_EXPR>: Simplify.
19137 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19138 Rewrite using the RHS code as discriminant.
19139 <NOP_EXPR>: Turn into CASE_CONVERT.
19140 <PLUS_EXPR>: Propagate the type of the first operand.
19142 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19144 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19145 (ia64_dconst_0_375): New.
19146 * config/ia64/ia64.c (ia64_override_options): Remove
19147 -minline-sqrt-min-latency warning.
19148 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19149 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19150 * config/ia64/ia64.md (*sqrt_approx): Remove.
19151 (sqrtsf2): Remove #if 0.
19152 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19153 (sqrtdf): Remove assert.
19154 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19155 (sqrtxf2): Remove #if 0.
19156 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19157 * div.md (sqrt_approx_rf): New.
19158 (sqrtsf2_internal_thr): New implementation.
19159 (sqrtsf2_internal_lat): New.
19160 (sqrtdf2_internal_thr: New implementation.
19161 (sqrtxf2_internal): New implementation.
19163 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19164 Hans-Peter Nilsson <hp@axis.com>
19166 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19167 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19168 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19169 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19170 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19171 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19172 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19173 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19174 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19175 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19176 * c-common.c: ...from here.
19178 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19180 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19182 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19184 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19186 2009-05-19 Ben Elliston <bje@au.ibm.com>
19188 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19189 assignments with memcpy calls.
19190 (add_fdes): Likewise.
19191 (binary_search_unencoded_fdes): Likewise.
19192 (linear_search_fdes): Eliminate type puns.
19194 2009-05-19 Richard Guenther <rguenther@suse.de>
19196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19197 not falsely claim to have propagated into all uses.
19199 2009-05-19 Ben Elliston <bje@au.ibm.com>
19201 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19204 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19206 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19207 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19208 (TARGET_LEGITIMATE_ADDRESS_P): New.
19209 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19210 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19212 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19215 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19216 child of the containing namespace's DIE.
19218 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19220 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19221 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19222 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19225 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19228 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19229 gen_align with gen_pad.
19230 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19231 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19233 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19234 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19236 * config/i386/i386.md (align): Renamed to ...
19237 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19238 ASM_OUTPUT_MAX_SKIP_PAD.
19240 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19242 * config.gcc: Fix variable syntax.
19245 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19246 before calling exact_log2.
19247 (output_iorsi3): Likewise.
19248 (output_xorsi3): Likewise.
19250 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19252 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19253 for the none zero constant operand except for EQ and NE
19254 comprisons even when the first operand is R0.
19256 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19258 * config/s390/2064.md: Remove trailing whitespaces.
19259 * config/s390/2084.md: Likewise.
19260 * config/s390/constraints.md: Likewise.
19261 * config/s390/fixdfdi.h: Likewise.
19262 * config/s390/libgcc-glibc.ver: Likewise.
19263 * config/s390/s390-modes.def: Likewise.
19264 * config/s390/s390-protos.h: Likewise.
19265 * config/s390/s390.c: Likewise.
19266 * config/s390/s390.h: Likewise.
19267 * config/s390/s390.md: Likewise.
19268 * config/s390/tpf-unwind.h: Likewise.
19270 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19272 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19274 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19277 * configure.ac (m68k-*-*): Check if binutils support TLS.
19278 * configure: Regenerate.
19279 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19280 * config/m68k/constraints.md (Cu): New constraint.
19281 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19282 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19283 (movsi): Handle TLS symbols.
19284 (addsi3_5200): Handle XTLS symbols, indent.
19285 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19286 (m68k_tls_reference_p): Declare.
19287 (m68k_legitimize_address): Declare.
19288 (m68k_unwrap_symbol): Declare.
19289 * config/m68k/m68k.opt (mxtls): New option.
19290 * config/m68k/m68k.c (ggc.h): Include.
19291 (m68k_output_dwarf_dtprel): Implement hook.
19292 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19293 (m68k_expand_prologue): Load GOT pointer when function needs it.
19294 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19295 (m68k_legitimate_constant_address_p): Same.
19296 (m68k_decompose_address): Handle TLS references.
19297 (m68k_get_gp): New static function.
19298 (enum m68k_reloc): New contants.
19299 (TLS_RELOC_P): New macro.
19300 (m68k_wrap_symbol): New static function.
19301 (m68k_unwrap_symbol): New function.
19302 (m68k_final_prescan_insn_1): New static function.
19303 (m68k_final_prescan_insn): New function.
19304 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19306 (legitimize_pic_address): Handle TLS references..
19307 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19308 (m68k_libcall_value_in_a0_p)
19309 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19310 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19311 (m68k_legitimize_tls_address): Handle TLS references.
19312 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19314 (m68k_legitimize_address): Handle TLS symbols.
19315 (m68k_get_reloc_decoration): New static function.
19316 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19318 (m68k_output_dwarf_dtprel): Implement hook.
19319 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19320 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19321 m68k_call_* routines.
19322 (sched_attr_op_type): Handle TLS symbols.
19323 (gt-m68k.h): Include.
19324 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19325 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19327 2009-05-18 Martin Jambor <mjambor@suse.cz>
19329 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19330 (visit_store_addr_for_mod_analysis): New function.
19331 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19332 (determine_cst_member_ptr): Use gimple_assign_single_p.
19333 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19334 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19335 operands. Don't check number of operands of a NOP_EXPR.
19337 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19339 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19341 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19344 * c-common.c (warn_logical_operator): Don't warn if one of
19345 expression isn't always true or false.
19347 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19349 * config/i386/biarch32.h: New file.
19350 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19352 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19354 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19355 *zero_extend<mode>_truncqi): Merge these into ...
19356 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19357 Name the pattern following this as *zero_extendhi_truncqi.
19359 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19361 PR middle-end/39301
19362 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19363 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19364 (output_info): Make field HOST_WIDEST_INT.
19365 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19366 (dump_bitmat_statistics): Same.
19368 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19370 * config.gcc (use_gcc_stdint): Set to wrap.
19371 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19372 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19373 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19374 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19375 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19376 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19377 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19378 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19380 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19382 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19384 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19385 Move definitions earlier.
19386 (OPT_ARCH64, OPT_ARCH32): Define.
19387 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19390 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19393 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19396 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19398 * arm.md (movdi2): Copy non-reg values to DImode registers.
19400 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19403 * final.c (label_to_max_skip): New function.
19404 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19405 CODE_LABEL_NUMBER <= max_labelno.
19406 * output.h (label_to_max_skip): New prototype.
19407 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19408 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19409 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19410 Handle CODE_LABELs with >= 16 byte alignment or with
19411 max_skip == (1 << align) - 1.
19412 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19413 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19416 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19417 .p2align 3 if MAX_SKIP is smaller than 7.
19418 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19420 2009-05-15 Ian Lance Taylor <iant@google.com>
19422 * alias.c (struct alias_set_entry_d): Rename from struct
19423 alias_set_entry. Change all uses.
19424 * except.c (struct call_site_record_d): Rename from struct
19425 call_site_record. Change all uses.
19426 * except.h (struct eh_region_d): Rename from struct eh_region.
19428 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19430 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19431 ivtype_map_elt. Change all uses.
19432 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19434 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19435 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19437 (struct sese_d): Rename from struct sese. Change all uses.
19438 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19439 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19440 * optabs.h (struct optab_d): Rename from struct optab. Change all
19442 (struct convert_optab_d): Rename from struct convert_optab.
19444 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19445 ipa_opt_pass. Change all uses.
19446 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19449 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19450 defined as a typedef.
19451 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19454 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19457 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19459 (merge_ranges): Returns bool.
19460 * tree.h (make_range): .. to here.
19461 (build_range_check): Likewise.
19462 (merge_ranges): Likewise. Renamed from merge_ranges.
19463 * c-typeck.c (parser_build_binary_op): Update calls to
19464 warn_logical_operator.
19465 * c-common.c (warn_logical_operator): Add new warning.
19466 * c-common.h (warn_logical_operator): Update declaration.
19468 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19470 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19472 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19474 * doc/install.texi: Document MPC requirements, flags etc.
19476 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19477 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19478 Evaluate constant arguments.
19479 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19480 (fold_builtin_1): Likewise, also evaluate constant arguments.
19481 Remove superfluous break.
19482 (do_mpc_ckconv): New.
19483 * real.h: Include mpc.h.
19484 * toplev.c (print_version): Output MPC version info if available.
19486 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19488 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19490 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19492 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19495 2009-05-15 Jan Hubicka <jh@suse.cz>
19497 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19498 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19499 (try_inline): Fix return value.
19500 (cgraph_decide_inlining_incrementally): Honor new value.
19501 (cgraph_early_inlining): Handle indirect inlining.
19502 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19504 2009-05-15 Jan Hubicka <jh@suse.cz>
19506 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19507 * cgraphunit.c (cgraph_finalize_function): Set it.
19508 (cgraph_expand_function): Use it.
19510 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19512 * real.c (encode_ieee_half): Define.
19513 (decode_ieee_half): Define.
19514 (ieee_half_format): Define.
19515 (arm_half_format): Define.
19516 * real.h (ieee_half_format): Declare.
19517 (arm_half_format): Declare.
19519 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19521 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19522 swapped, and reversed optabs exist before trying to use them.
19524 2009-05-15 Paul Brook <paul@codesourcery.com>
19525 Sandra Loosemore <sandra@codesourcery.com>
19527 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19528 loads. Allow PRE_DEC.
19529 (output_move_neon): Handle PRE_DEC.
19530 (arm_print_operand): Add 'A' for neon structure loads.
19531 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19532 * config/arm/neon.md (neon_mov): Update comment.
19533 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19535 (Um): New constraint.
19537 2009-05-15 Jan Hubicka <jh@suse.cz>
19539 Revert the following patch until testsuite fallout is fixed:
19540 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19541 * cgraph.h (struct inline_summary): New filed self_wize,
19542 size_inlining_benefit, self_time and time_inlining_benefit.
19543 (struct cgraph_global_info): Replace insns by time ans size fields.
19544 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19545 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19546 (ipcp_update_callgraph): Do not touch function bodies.
19547 * ipa-inline.c: Include except.h
19548 (MAX_TIME): New constant.
19549 (overall_insns): Remove
19550 (overall_size, max_benefit): New static variables.
19551 (cgraph_estimate_time_after_inlining): New function.
19552 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19553 (cgraph_clone_inlined_nodes): Update size.
19554 (cgraph_mark_inline_edge): Update size.
19555 (cgraph_estimate_growth): Use size info.
19556 (cgraph_check_inline_limits): Check size.
19557 (cgraph_default_inline_p): Likewise.
19558 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19559 (cgraph_decide_recursive_inlining): Check size.
19560 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19562 (cgraph_decide_inlining): Likewise.
19563 (cgraph_decide_inlining_incrementally): Likewise; honor
19564 PARAM_EARLY_INLINING_INSNS.
19565 (likely_eliminated_by_inlining_p): New predicate.
19566 (estimate_function_body_sizes): New function.
19567 (compute_inline_parameters): Use it.
19568 * except.c (must_not_throw_labels): New function.
19569 * except.h (must_not_throw_labels): Declare.
19570 * tree-inline.c (init_inline_once): Kill inlining_weigths
19571 * tree-ssa-structalias.c: Avoid uninitialized warning.
19572 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19573 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19574 (PARAM_INLINE_CALL_COST): Remove.
19575 (PARAM_EARLY_INLINING_INSNS): New.
19577 2009-05-15 Richard Guenther <rguenther@suse.de>
19579 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19580 not TODO_update_ssa.
19582 2009-05-15 Richard Guenther <rguenther@suse.de>
19584 PR tree-optimization/39999
19585 * gimple.h (gimple_expr_type): Use the expression type looking
19586 through useless conversions.
19587 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19588 (vn_nary_op_insert_stmt): Likewise.
19589 (simplify_binary_expression): Likewise.
19591 2009-05-15 Richard Guenther <rguenther@suse.de>
19593 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19594 New options, enabled by default.
19595 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19597 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19598 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19599 * tree-ssa-structalias.c (gate_tree_pta): New function.
19600 (pass_build_alias): Use it.
19602 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19604 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19605 recurse on an invariant address if a conversion from a pointer
19606 type to a wider integer type is involved.
19608 2009-05-15 Jan Hubicka <jh@suse.cz>
19610 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19611 * cgraph.h (struct inline_summary): New filed self_wize,
19612 size_inlining_benefit, self_time and time_inlining_benefit.
19613 (struct cgraph_global_info): Replace insns by time ans size fields.
19614 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19615 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19616 (ipcp_update_callgraph): Do not touch function bodies.
19617 * ipa-inline.c: Include except.h
19618 (MAX_TIME): New constant.
19619 (overall_insns): Remove
19620 (overall_size, max_benefit): New static variables.
19621 (cgraph_estimate_time_after_inlining): New function.
19622 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19623 (cgraph_clone_inlined_nodes): Update size.
19624 (cgraph_mark_inline_edge): Update size.
19625 (cgraph_estimate_growth): Use size info.
19626 (cgraph_check_inline_limits): Check size.
19627 (cgraph_default_inline_p): Likewise.
19628 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19629 (cgraph_decide_recursive_inlining): Check size.
19630 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19632 (cgraph_decide_inlining): Likewise.
19633 (cgraph_decide_inlining_incrementally): Likewise; honor
19634 PARAM_EARLY_INLINING_INSNS.
19635 (likely_eliminated_by_inlining_p): New predicate.
19636 (estimate_function_body_sizes): New function.
19637 (compute_inline_parameters): Use it.
19638 * except.c (must_not_throw_labels): New function.
19639 * except.h (must_not_throw_labels): Declare.
19640 * tree-inline.c (init_inline_once): Kill inlining_weigths
19641 * tree-ssa-structalias.c: Avoid uninitialized warning.
19642 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19643 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19644 (PARAM_INLINE_CALL_COST): Remove.
19645 (PARAM_EARLY_INLINING_INSNS): New.
19646 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19647 (inline-call-cost): Remove.
19648 (early-inlining-insns): New.
19650 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19652 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19654 (print_int_cst_bounds_in_octal_p): Likewise.
19655 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19657 * dwarf2out.c (base_type_die): Likewise.
19658 (is_subrange_type): Delete.
19659 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19660 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19661 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19662 if the destination type is boolean.
19663 (build_range_check): Do not special-case subtypes.
19664 (fold_sign_changed_comparison): Likewise.
19665 (fold_unary): Likewise.
19666 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19667 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19668 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19669 * tree.c (subrange_type_for_debug_p): New predicate based on the
19670 former is_subrange_type.
19671 * tree.h (subrange_type_for_debug_p): Declare.
19672 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19673 (convert_affine_scev): Remove call to above function.
19674 (chrec_convert_aggressive): Likewise.
19675 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19676 false for conversions involving subtypes.
19677 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19678 (vrp_val_min): Likewise.
19679 (needs_overflow_infinity): Likewise.
19680 (extract_range_from_unary_expr): Likewise.
19682 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19684 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19685 * config/frv/frv.c: Likewise.
19686 * config/s390/s390.c: Likewise.
19687 * config/sparc/sparc.h: Likewise.
19688 * config/i386/i386.h: Likewise.
19689 * config/i386/i386.c: Likewise.
19690 * config/crx/crx.c: Likewise.
19691 * config/m68hc11/m68hc11.h: Likewise.
19692 * config/iq2000/iq2000.c: Likewise.
19693 * config/mn10300/mn10300.h: Likewise.
19694 * config/mn10300/mn10300.c: Likewise.
19695 * config/m68k/m68k.c: Likewise.
19696 * config/rs6000/rs6000.c: Likewise.
19697 * config/rs6000/xcoff.h: Likewise.
19698 * config/rs6000/linux64.h: Likewise.
19699 * config/rs6000/sysv4.h: Likewise.
19700 * config/score/score3.c: Likewise.
19701 * config/score/score7.c: Likewise.
19702 * config/score/score.c: Likewise.
19703 * config/arm/arm.md: Likewise.
19704 * config/mips/mips.c: Likewise.
19705 * config/mips/mips.md: Likewise.
19706 * config/bfin/bfin.h: Likewise.
19707 * config/pa/pa.c: Likewise.
19708 * config/pa/constraints.md: Likewise.
19710 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19711 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19712 * config/pdp11/pdp11.h: Use memory_address_p instead.
19714 2009-05-14 Ian Lance Taylor <iant@google.com>
19716 * passes.c (finish_optimization_passes): Change i to int.
19717 * plugin.c (plugins_active_p): Change event to int.
19718 (dump_active_plugins): Likewise.
19719 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19721 * tree.c (tree_range_check_failed): Change c to unsigned int.
19722 (omp_clause_range_check_failed): Likewise.
19723 (build_common_builtin_nodes): Change mode to int. Add cast.
19724 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19725 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19727 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19728 ++ or -- with a variable of enum type.
19730 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19733 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19735 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19737 * store-motion.c: Do not include params.h
19738 * Makefile.in: Fix dependencies for various files.
19740 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19742 * auto-inc-dec.c: Fix pass description, remove apparent
19743 accidental duplication.
19745 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19747 PR middle-end/40147
19748 * ipa-utils.h (memory_identifier_string): Moved to ...
19749 * tree.h (memory_identifier_string): Here. Add GTY(()).
19751 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19753 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19754 in the former documentation of...
19755 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19756 * ira-conflicts.c (get_dup_num): Use address_operand.
19757 * targhooks.c (default_legitimate_address_p): New.
19758 * targhooks.h (default_legitimate_address_p): New.
19759 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19761 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19762 * target.h (struct target): Add legitimate_address_p.
19763 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19764 (TARGET_INITIALIZER): Include it.
19766 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19767 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19768 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19769 (TARGET_LEGITIMATE_ADDRESS_P): New.
19771 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19772 (REG_OK_STRICT_P): Delete.
19773 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19774 (frv_legitimate_address_p_1): ... this.
19775 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19776 (frv_legitimate_address_p_1): ... the renamed old
19777 frv_legitimate_address_p.
19778 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19779 (TARGET_LEGITIMATE_ADDRESS_P): New.
19781 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19782 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19783 * config/s390/s390.c (legitimate_address_p): Rename to...
19784 (s390_legitimate_address_p): ... this, make static.
19785 (legitimize_address): Adjust call.
19786 (TARGET_LEGITIMATE_ADDRESS_P): New.
19787 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19789 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19790 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19791 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19792 (TARGET_LEGITIMATE_ADDRESS_P): New.
19794 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19795 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19796 * config/spu/spu.c (spu_legitimate_address): Rename to...
19797 (spu_legitimate_address_p): ... this, make static.
19798 (TARGET_LEGITIMATE_ADDRESS_P): New.
19800 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19801 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19802 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19803 (sparc_legitimate_address_p): ... this, make static and return bool.
19804 (legitimize_address): Adjust call.
19805 (TARGET_LEGITIMATE_ADDRESS_P): New.
19807 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19808 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19809 * config/i386/i386.c (legitimate_address_p): Rename to...
19810 (ix86_legitimate_address_p): ... this, make static.
19811 (constant_address_p): Move after it, adjust call.
19812 (TARGET_LEGITIMATE_ADDRESS_P): New.
19814 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19815 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19816 * config/avr/avr.c (legitimate_address_p): Rename to...
19817 (avr_legitimate_address_p): ... this, make static.
19818 (legitimize_address): Adjust call.
19819 (TARGET_LEGITIMATE_ADDRESS_P): New.
19821 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19822 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19823 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19824 (TARGET_LEGITIMATE_ADDRESS_P): New.
19826 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19827 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19828 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19829 (TARGET_LEGITIMATE_ADDRESS_P): New.
19831 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19832 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19834 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19836 (TARGET_LEGITIMATE_ADDRESS_P): New.
19838 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19839 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19841 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19843 (m68hc11_legitimate_address_p): ... this, make static.
19844 (go_if_legitimate_address_internal): Rename to...
19845 (m68hc11_legitimate_address_p_1): ... this.
19846 (legitimize_address): Adjust call.
19847 (TARGET_LEGITIMATE_ADDRESS_P): New.
19849 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19850 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19851 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19852 (TARGET_LEGITIMATE_ADDRESS_P): New.
19854 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19855 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19856 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19857 (mn10300_legitimate_address_p): ... this, make static.
19858 (TARGET_LEGITIMATE_ADDRESS_P): New.
19860 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19861 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19862 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19863 (TARGET_LEGITIMATE_ADDRESS_P): New.
19865 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19866 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19867 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19868 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19869 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19870 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19871 (rs6000_legitimate_address_p): ... this, make static.
19872 (TARGET_LEGITIMATE_ADDRESS_P): New.
19873 (REG_MODE_OK_FOR_BASE_P): Delete.
19874 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19876 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19877 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19879 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19880 static, adjust types.
19881 (TARGET_LEGITIMATE_ADDRESS_P): New.
19883 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19884 * config/score/score.c (score_address_p): Rename to...
19885 (score_legitimate_address_p): ... this.
19886 (TARGET_LEGITIMATE_ADDRESS_P): New.
19887 * config/score/score3.c (score3_address_p): Rename to...
19888 (score3_legitimate_address_p): ... this.
19889 * config/score/score7.c (score7_address_p): Rename to...
19890 (score7_legitimate_address_p): ... this.
19892 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19893 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19894 GO_IF_LEGITIMATE_ADDRESS): Delete.
19895 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19896 thumb2_legitimate_address_p): Delete.
19897 (arm_legitimate_address_p): Rename to...
19898 (arm_legitimate_address_outer_p): ... this.
19899 * config/arm/constraints.md ("Uq"): Adjust call.
19900 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19901 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19903 (arm_legitimate_address_outer_p): ... this.
19904 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19906 (TARGET_LEGITIMATE_ADDRESS_P): New.
19908 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19909 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19910 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19911 (TARGET_LEGITIMATE_ADDRESS_P): New.
19913 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19914 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19915 * config/vax/vax.c (legitimate_address_p): Rename to...
19916 (vax_legitimate_address_p): ... this, make static.
19917 (TARGET_LEGITIMATE_ADDRESS_P): New.
19919 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19920 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19921 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19922 (TARGET_LEGITIMATE_ADDRESS_P): New.
19924 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19925 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19926 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19927 (mmix_legitimate_address_p): ... this, make static.
19928 (TARGET_LEGITIMATE_ADDRESS_P): New.
19930 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19931 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19932 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19933 (TARGET_LEGITIMATE_ADDRESS_P): New.
19935 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19937 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19938 of MODE_COMPLEX_INT.
19940 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19942 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19943 LCT_NORMAL in function call.
19944 * mips-tdump.c (print_file_desc): Add cast to enum type.
19945 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19946 (mark_stabs): Add casts to enum types.
19947 (parse_stabs_common): Add casts to enum types.
19949 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19951 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19952 Check for invalid values of LETTER.
19954 2009-05-13 Taras Glek <tglek@mozilla.com>
19956 * attribs.c (register_attribute): moved out attribute registration
19957 into register_attribute.
19958 * doc/plugins.texi: Documented register_attribute and
19960 * gcc-plugin.h: Added forward decl for register_attribute.
19961 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19962 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19963 PLUGIN_ATTRIBUTES boilerplate.
19965 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19967 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19968 values even in sentinel and empty entries.
19969 (ms_printf_flag_specs): Likewise.
19970 (ms_scanf_flag_specs): Likewise.
19971 (ms_strftime_flag_specs): Likewise.
19972 (ms_print_char_table): Likewise.
19973 (ms_scan_char_table): Likewise.
19974 (ms_time_char_table): Likewise.
19976 2009-05-13 Doug Kwan <dougkwan@google.com>
19978 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19980 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19982 * config/mips/mips.md (store): Add attributes for QI and HI.
19984 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19985 (truncdi<mode>2): ... this new pattern.
19987 2009-05-13 Brad Hards <bradh@kde.org>
19989 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19991 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19992 Ben Elliston <bje@au.ibm.com>
19994 PR middle-end/40035
19995 * dse.c (check_mem_read_rtx): Guard against width == -1.
19997 2009-05-13 Michael Matz <matz@suse.de>
19999 PR middle-end/39976
20000 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20001 (trivially_conflicts_p): New function.
20002 (insert_backedge_copies): Use it.
20004 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20006 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20007 (handle_stdc_pragma): Use new enum constant names.
20008 (handle_pragma_float_const_decimal64): Ditto.
20010 2009-05-13 Ian Lance Taylor <iant@google.com>
20012 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20015 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20017 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20018 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20020 * config/m68k/m68k.h (FL_UCLINUX): Define.
20022 2009-05-13 Jan Hubicka <jh@suse.cz>
20024 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20026 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20028 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20029 unless -fschedule-insns is specified.
20031 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20034 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20035 TARGET_EXPAND_CBRANCHDI4.
20036 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20037 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20038 (cmpeqdi): Fix comment.
20040 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20042 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20043 (sh_legitimate_address_p): Likewise.
20044 * config/sh/sh.c (sh_legitimate_index_p): New.
20045 (sh_legitimate_address_p): Likewise.
20046 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20047 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20048 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20049 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20050 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20051 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20052 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20053 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20054 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20056 2009-05-12 Jan Hubicka <jh@suse.cz>
20058 * tree-inline.c (estimate_operator_cost): Add operands;
20059 when division happens by constant, it is cheap.
20060 (estimate_num_insns): Loads and stores are not having cost of 0;
20061 EH magic stuff is cheap; when computing runtime cost of switch,
20062 use log2 base of amount of its cases; builtin_expect has cost of 0;
20063 compute cost for moving return value of call.
20064 (init_inline_once): Initialize time_based flags.
20065 * tree-inline.h (eni_weights_d): Add time_based flag.
20067 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20069 * df-core.c: Update head documentation.
20071 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20074 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20075 shadowing exisiting variable op1.
20077 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20080 * config/i386/driver-i386.c (processor_signatures): New enum.
20081 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20082 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20083 processor signature to detect geode processor.
20085 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20089 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20091 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20092 causes spurious differences between trunk and cond-optab branch.
20094 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20096 * dojump.c (compare_from_rtx): Delete.
20097 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20098 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20099 if the comparison does not satisfy the predicate; test predicates for
20100 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20101 further if one existing pattern fails.
20102 * expr.h (compare_from_rtx): Delete.
20103 (prepare_operand): Declare it.
20104 * optabs.c: Change "lib call" to "libcall" throughout.
20105 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20106 HAVE_conditional_trap, emit_cmp_insn): Delete.
20107 (can_compare_p): Delete cmp_optab case.
20108 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20109 Accept other parameters by value.
20110 (prepare_operand): Make non-static.
20111 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20112 other parameters by value. Try to widen operands here based on
20113 an optab_methods argument and looking at cbranch_optab.
20114 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20115 loop. Use cbranch_optab directly.
20116 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20117 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20119 (emit_conditional_move, emit_conditional_add): Inline what's needed
20120 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20121 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20122 with COMPARE. Move cmov_optab and cstore_optab above
20123 with cbranch_optab, move cmp_optab down with ucmp_optab,
20124 remove tst_otpab. Do not initialize trap_rtx.
20125 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20126 for trap code. Do not check HAVE_conditional_trap. Use
20127 prepare_cmp_insn. Accept no predicate for operand 3.
20128 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20129 (OTI_ctrap, ctrap_optab): New.
20130 (tst_optab): Delete.
20131 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20132 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20133 with lookup of ctrap_optab.
20134 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20136 (ctrap_optab): New.
20138 * combine.c (combine_simplify_rtx, simplify_set): Do not
20139 special case comparing against zero for cc0 machines.
20140 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20141 COMPARE on cc0 machines.
20142 (simplify_relational_operation): Return a new expression when
20143 a COMPARE could be removed.
20144 * final.c (final_scan_insn): Compare cc_status values
20145 against LHS of a (compare FOO (const_int 0)) cc0 source.
20146 Also check if cc_status.value is the full compare.
20148 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20149 (cstoreMM4): Document.
20150 (conditional_trap): Document ctrapMM4 instead.
20151 (sync_compare_and_swapMM): Refer to cbranchcc4.
20152 (Dependent Patterns): Eliminate obsolete information referring to
20153 the old jump optimization phase.
20154 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20155 of compares with 0 on cc0 machines.
20156 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20157 avoiding references to cc0. Remove text about storing operands
20159 * doc/tm.texi (Condition Codes): Include blurb on different
20160 condition code representations, separate into subsections for
20161 CC0, MODE_CC and conditional execution.
20163 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20164 alpha_emit_setcc): Accept operands and a machine mode.
20165 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20166 Get code/op0/op1 from operands, use machine mode argument
20167 instead of alpha_compare.fp_p. Emit the branch here.
20168 (alpha_emit_setcc): Likewise, and return boolean.
20169 (alpha_emit_conditional_move): Likewise. Assert that
20170 cmp_op_mode == cmp_mode, and simplify accordingly.
20171 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20172 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20173 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20175 (stack probe test): Use cbranchdi4.
20176 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20178 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20179 * config/arc/arc.h (movsicc, movsfcc): Use it.
20180 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20181 (cbranchsi4, cstoresi4): New.
20182 (cmpsi, bCC and sCC expanders): Remove.
20184 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20185 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20186 * config/arm/predicates.md (arm_comparison_operator): Only include
20187 floating-point operators if there is a hardware floating-point unit.
20188 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20189 deferring to cbranch_cc and cstore_cc respectively.
20190 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20191 cbranch_cc, cstore_cc): New.
20192 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20194 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20196 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20197 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20199 (adjust_insn_length): Adjust calls.
20200 (avr_reorg): Handle (compare (foo) (const_int 0)).
20201 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20202 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20203 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20204 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20206 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20207 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20209 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20210 (cbranchsi4, cstorebi4, cstoresi4): New.
20211 (movbisi): This insn is duplicate, split it to zero_extend.
20212 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20213 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20214 (bfin_optimize_loop): Use cbranch expander.
20215 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20216 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20217 (bfin_bimode_comparison_operator): ... this.
20218 (bfin_direct_comparison_operator): New.
20220 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20221 inside (compare FOO (const_int 0)).
20222 (cris_rtx_costs): Handle ZERO_EXTRACT.
20223 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20224 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20225 (*tstdi_v32): Delete.
20226 (*cmpdi_non_v32): Add M alternative for operand 1.
20227 (cmpsi, cmp<mode>): Make private.
20228 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20230 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20232 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20233 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20234 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20235 (cc_reg_operand): New.
20236 (any_cond): Delete.
20237 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20238 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20239 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20240 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20241 crx_expand_scond): Delete.
20243 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20245 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20246 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20248 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20249 cstoresi4, cstoresf4, cstoredf4): New.
20250 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20251 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20252 Receive the entire operands array.
20253 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20254 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20255 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20256 Get test/op0/op1 from the operands array.
20257 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20259 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20260 (h8300_expand_store): New.
20261 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20263 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20264 (h8300_expand_store): New.
20265 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20266 or do not try to produce (set (cc0) REG).
20267 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20268 change a compare into a move to a scratch register. Disable some
20269 peepholes when comparing with zero.
20270 (tstsi, tsthi, tstsi, cmpqi): Make private.
20272 (bCC, sCC): Delete.
20273 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20276 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20277 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20278 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20279 (ix86_emit_i387_log1p): Use cbranchxf2.
20280 (ix86_expand_setcc): Return void.
20281 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20282 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20283 cmp<MODEF>, cmpcc): Remove.
20284 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20285 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20286 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20287 (sCC and bCC expanders): Remove.
20288 (stack_protect_test): Use cbranchcc4.
20290 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20292 (ia64_expand_compare): Accept three rtx by reference and return void.
20293 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20294 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20295 from *expr. Update *expr with the BImode comparison to do.
20296 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20297 cmptf, bCC, sCC, conditional_trap): Delete.
20298 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20299 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20300 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20301 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20302 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20304 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20305 type of last argument.
20306 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20307 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20308 use machine mode argument instead of branch_type. Remove dead
20309 code for floating-point comparisons.
20310 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20311 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20313 (cbranchsi4, cstoresi4): New.
20314 * config/iq2000/predicates.md (reg_or_const_operand): New.
20316 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20317 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20318 (b<code>_op): Rewrite to...
20319 (bcc_op): ... this, using match_operator.
20320 (s<code>_op): Rewrite to...
20321 (scc_op): ... this, using match_operator.
20322 (s<code>_24_op): Rewrite to...
20323 (scc_op_24): ... this, using match_operator.
20324 (s<code>_<mode>): Rewrite to...
20325 (cstore<mode>4): ... this, using match_operator.
20326 (s<code>_<mode>_24): Rewrite to...
20327 (cstore<mode>4_24): ... this, using match_operator.
20328 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20329 m32c_unpend_compare, m32c_expand_scc): Delete.
20330 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20331 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20332 (m32c_expand_movcc): Change NE to EQ if necessary.
20333 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20335 * config/m32r/m32r-protos.h (gen_cond_store): New.
20336 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20337 (gen_cond_store): New, from sCC patterns.
20338 (m32r_expand_block_move): Use cbranchsi4.
20339 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20340 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20341 (cbranchsi4, cstoresi4): New.
20343 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20345 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20346 (m68hc11_notice_update_cc): Look into a compare with 0.
20347 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20349 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20350 cmphi, cmpqi, bCC): Delete.
20351 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20352 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20353 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20356 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20357 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20358 * config/m68k/constraints.md (H): New.
20359 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20360 the define_insn below.
20361 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20362 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20363 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20364 patterns): Wrap RHS with COMPARE.
20365 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20366 (*cmpdi_internal): Name this pattern.
20367 (cmpdi): Change to define_insn.
20368 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20369 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20370 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20372 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20373 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20374 (conditional_trap): Change to...
20375 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20376 (*conditional_trap): Use the ordered_comparison_operator and
20377 const1_operand predicates.
20378 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20379 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20380 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20381 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20383 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20384 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20385 (mcore_gen_compare): New.
20386 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20387 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20388 (mcore_gen_compare): ... this.
20389 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20390 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20391 (stack probe pattern): Use cbranchsi4.
20393 * config/mips/predicates.md (mips_cstore_operator): New.
20394 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20395 * config/mips/mips.md (any_cond): Delete.
20396 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20398 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20399 fixuns_truncsfdi2): Use cbranch patterns.
20400 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20401 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20402 Adjust call to mips_expand_conditional_branch.
20403 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20405 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20406 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20407 * config/mips/mips.c (cmp_operands): Delete.
20408 (mips_emit_compare): Get comparison operands from *op0/*op1.
20409 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20410 that it succeeds. Use op0/op1 instead of cmp_operands.
20411 (mips_expand_conditional_branch, mips_expand_conditional_move,
20412 mips_expand_conditional_trap): Likewise.
20413 (mips_block_move_loop): Use cbranch patterns.
20414 * config/mips/mips.h (cmp_operands): Delete.
20416 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20417 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20418 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20419 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20420 (*cmpcc_folded): Rename to...
20421 (*cmpdi_folded): this.
20422 (*cmpcc): Rename to...
20424 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20427 (cbranchdf4): New. Handle invalid comparisons here.
20428 * config/mmix/predicates.md (float_comparison_operator): New.
20430 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20431 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20432 * config/mn10300/mn10300.md (tst): Delete.
20433 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20434 Name these patterns and wrap RHS in a compare.
20435 (*cmpsi): Make this pattern private. Include tst.
20436 (*cmpsf): Make this pattern private.
20437 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20438 (compare with zero peepholes): Likewise.
20440 (cbranchsi4, cbranchsf4): New.
20441 (casesi): Use cbranchsi4.
20443 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20444 hppa_branch_type): Delete.
20445 (return_addr_rtx): Use cbranchsi4.
20446 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20447 Emit CCFPmode comparison here.
20448 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20449 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20450 hppa_branch_type): Delete.
20451 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20452 (movsicc, movdicc): Remove references to hppa_compare_op0,
20453 hppa_compare_op1 and compare_from_rtx.
20454 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20455 (casesi): Use cbranchsi4.
20457 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20458 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20459 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20460 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20461 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20463 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20464 (*branch, *branch_inverted): New.
20466 * config/picochip/picochip.md (cbranchhi4): Use
20467 ordered_comparison_operator.
20468 (cmphi, bCC): Remove.
20470 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20471 (trap_comparison_operator): Delete.
20472 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20473 rs6000_emit_cbranch): Accept mode and operands.
20474 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20475 rs6000_compare_fp_p): Delete.
20476 (rs6000_generate_compare): Accept mode and comparison. Extract code
20477 and op0/op1 from there. Replace references to rs6000_compare_op0
20478 and rs6000_compare_op1.
20479 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20480 extract result from passed operands.
20481 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20482 extract loc from passed operands.
20483 (rs6000_emit_cmove): Likewise.
20484 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20485 rs6000_compare_fp_p): Delete.
20486 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20487 (cbranch<GPR>4, cbranch<FP>4): New.
20488 (cstore<mode>4): New. Consolidate here all choices about when to use
20489 portable or specialized sCC sequences.
20490 (stack_protect_test): Use cbranchsi4.
20491 (conditional_trap): Replace with ctrap<GPR>4.
20492 (conditional trap insn): Replace trap_comparison_operator with
20493 ordered_comparison_operator.
20495 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20496 (s390_emit_prologue): Use ctrap.
20497 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20498 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20499 New predicates replacing...
20500 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20501 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20502 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20503 (add<mode>cc): Do not use s390_compare_op0/op1.
20504 (s<code>): Change to...
20505 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20506 (seq): Change to...
20507 (cstorecc4): ... this. Handle EQ or NE equally.
20508 (*sne): Un-privatize for use in cstorecc4.
20509 (b<code>): Change to...
20510 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20511 (conditional_trap): Replace with...
20512 (ctrap<GPR>4, ctrap<FP>4): ... these.
20513 (stack_protect): Use cbranchcc4.
20515 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20516 * config/score/score-protos.h (score_gen_cmp): Delete.
20517 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20518 (score_block_move-loop): Use cbranchsi4.
20519 * config/score/score.md (cbranchsi4): New.
20520 (cmpsi, bCC): Delete.
20521 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20522 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20523 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20524 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20525 * config/score/score3.h (score3_gen_cmp): Delete.
20526 * config/score/score7.h (score7_gen_cmp): Delete.
20528 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20529 (sh_emit_scc_to_t): ... this. Return void.
20530 (from_compare): Rename to...
20531 (sh_emit_compare_and_branch): ... this.
20532 (sh_emit_compare_and_set): New.
20533 (sh_expand_t_scc): Accept operands.
20534 * config/sh/predicates.md (sh_float_comparison_operator): New.
20535 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20536 (prepare_scc_operands): Rename to...
20537 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20539 (sh_emit_cheap_store_flag): New.
20540 (sh_emit_set_t_insn): New.
20541 (from_compare): Rename to...
20542 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20543 handling of TARGET_SH2E floating point to avoid recursive call.
20544 Generate branch here.
20545 (sh_emit_compare_and_set): New.
20546 (sh_expand_t_scc): Get op0/op1 from arguments.
20547 (sh_emit_cheap_store_flag): New.
20548 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20550 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20551 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20552 (movsicc, movdicc): Do nothing when it recreated operands from
20553 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20554 prepare_scc_operands (now sh_emit_scc_to_t).
20555 (udivdi3): Use cstoresi4.
20556 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20557 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20558 (cbranchint4_media, cbranchfp4_media): New.
20559 (casesi): Use cbranchdi4.
20560 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20562 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20563 (movnegt): Remove second operand.
20564 (cbranchsf4, cbranchdf4): New.
20565 (stack_protect): Use cbranchdi4/cbranchsi4.
20567 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20568 (gen_compare_reg): Accept comparison, extract part of it to...
20569 (gen_compare_reg_1): ... this.
20570 (gen_compare_operator): Delete.
20571 (gen_v9_scc): Accept separate destination, comparison code and arms.
20572 Do not use sparc_compare_op0/sparc_compare_op1.
20573 (emit_scc_insn, emit_conditional_branch_insn): New.
20574 (emit_v9_brxx): Make static. Remove useless assertion.
20575 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20577 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20578 * config/sparc/sparc-protos.h (gen_compare_reg,
20579 sparc_emit_float_lib_cmp): Adjust prototype.
20580 (emit_scc_insn, emit_conditional_branch_insn): New.
20581 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20582 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20583 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20584 iterators to the top.
20585 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20586 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20587 snedi_special_trunc): Delete.
20588 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20589 and snedi_special_trunc.
20590 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20591 cbranchdi4, cbranch<F:mode>4): New.
20592 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20593 here. Use gen_compare_reg instead of gen_compare_operator.
20594 (conditional_trap): Replace with...
20595 (ctrapsi4, ctrapdi4): ... this.
20596 (stack_protect_test): Use cbranchcc4.
20598 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20600 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20601 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20602 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20603 from operands[0] or operands[3] depending on is_set.
20604 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20605 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20606 cmpdf, bCC), sCC: Remove.
20607 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20608 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20610 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20611 spu_emit_branch_or_set.
20613 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20615 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20616 xstormy16_compare_op1): Delete.
20617 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20618 xstormy16_compare_op1): Delete.
20619 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20621 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20622 (cmphi, cmpsi, bCC): Remove.
20624 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20625 (*cmpsi): ... this one.
20626 (cbranchsi4, cstoresi4): New.
20627 (bCC expanders): Delete.
20628 (sCC insns): Fold into...
20629 (*setcc): ... this one.
20630 (casesi): Do not use gen_cmpsi and gen_bgtu.
20631 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20632 (movsicc): Simplify.
20633 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20635 * config/vax/vax-protos.h (cond_name): New.
20636 (vax_output_conditional_branch): Remove.
20637 * config/vax/vax.c (cond_name): New.
20638 (vax_output_conditional_branch): Remove.
20639 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20640 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20641 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20642 (bit<VAXint>): Wrap source with (compare).
20643 (b<code> and following unnamed pattern): Rename to *branch and
20644 *branch_reversed. Change macroization to match_operator.
20645 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20647 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20648 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20649 Change last argument to machine_mode.
20650 (xtensa_expand_scc): Add machine_mode argument.
20651 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20652 (gen_conditional_move, xtensa_expand_conditional_branch,
20653 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20654 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20655 Adjust operand numbers.
20656 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20658 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20659 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20660 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20662 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20664 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20665 causes spurious differences between trunk and cond-optab branch.
20667 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20670 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20672 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20674 * tree.c (iterative_hash_pointer): Delete.
20675 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20676 Hash UIDs and versions of SSA names. Don't special-case built-in
20677 function declarations.
20679 2009-05-11 Ian Lance Taylor <iant@google.com>
20682 * graphite.c: Force -Wc++-compat to only be a warning before
20683 #including "cloog/cloog.h".
20685 2009-05-11 Martin Jambor <mjambor@suse.cz>
20687 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20689 2009-05-11 Jan Hubicka <jh@suse.cz>
20691 * tree-ssa-loop-ivcanon.c: Include target.h
20692 (struct loop_size): new structure.
20693 (constant_after_peeling): New predicate.
20694 (tree_estimate_loop_size): New function.
20695 (estimated_unrolled_size): Rewrite for new estimates.
20696 (try_unroll_loop_completely): Use new estimates.
20697 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20699 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20701 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20702 libcpp interface change.
20703 (spu_macro_to_expand): Likewise.
20705 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20707 PR tree-optimization/40026
20708 * gimplify.c (gimplify_init_constructor): Change initial conditional
20709 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20710 optimize_compound_literals_in_ctor.
20712 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20714 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20716 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20718 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20720 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20721 HOST_WIDE_INT for gap.
20723 2009-05-11 Ira Rosen <irar@il.ibm.com>
20725 PR tree-optimization/40074
20726 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20727 account in group size and step comparison.
20729 2009-05-11 Richard Guenther <rguenther@suse.de>
20731 * passes.c (init_optimization_passes): Strip now incorrect comment.
20732 (execute_function_todo): Do not set PROP_alias.
20733 * tree-pass.h (PROP_alias): Remove.
20734 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20735 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20736 * tree-nrv.c (pass_return_slot): Likewise.
20737 * tree-object-size.c (pass_object_sizes): Likewise.
20738 * tree-ssa-dom.c (pass_dominator): Likewise.
20739 (pass_phi_only_cprop): Likewise.
20740 * tree-ssa-dse.c (pass_dse): Likewise.
20741 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20742 (pass_cselim): Likewise.
20743 * tree-ssa-pre.c (pass_pre): Likewise.
20744 (pass_fre): Likewise.
20745 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20746 * tree-ssa-sink.c (pass_sink_code): Likewise.
20747 * tree-stdarg.c (pass_stdarg): Likewise.
20748 * tree-tailcall.c (pass_tail_calls): Likewise.
20749 * tree-vrp.c (pass_vrp): Likewise.
20751 2009-05-10 Ian Lance Taylor <iant@google.com>
20753 * basic-block.h (enum profile_status): Break out of struct
20754 control_flow_graph.
20755 * cgraph.h (struct inline_summary): Break out of struct
20757 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20758 of struct cgraph_order_sort.
20759 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20760 * cse.c (struct branch_path): Break out of struct
20761 cse_basic_block_data.
20762 * except.h (enum eh_region_type): Break out of struct eh_region.
20763 * gcc.c (enum add_del): Break out of struct modify_target.
20764 * genrecog.c (enum decision_type): Break out of struct decision_test.
20765 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20767 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20768 * regmove.c (enum match_use): New enum, broken out of struct match.
20769 * sched-int.h (enum post_call_group): New enum, broken out of
20771 (struct deps_reg): Break out of struct deps.
20772 * target.h (struct asm_int_op): Break out of struct gcc_target.
20773 * tree-eh.c (struct goto_queue_node): Break out of struct
20775 * tree-inline.h (enum copy_body_cge_which): Break out of
20777 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20779 * c-decl.c (in_struct, struct_types): New static variables.
20780 (pushtag): Add loc parameter. Change all callers.
20781 (lookup_tag): Add ploc parameter. Change all callers.
20782 (check_compound_literal_type): New function.
20783 (parser_xref_tag): Add loc parameter. Change all callers. If
20784 -Wc++-compat, warn about struct/union/enum types defined within a
20786 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20787 and loc parameters. Change all callers. Change error calls to
20788 error_at, using loc. For a redefinition, if the location of the
20789 original definition is known, report it. Set in_struct and
20790 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20791 (finish_struct): Add new parameters enclosing_in_struct and
20792 enclosing_struct_types. Change all callers. Set
20793 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20794 in the struct. If in a struct, add this struct to struct_types.
20795 (start_enum): Add loc parameter. Change all callers. Use
20796 error_at for errors, using loc. For a redefinition, if the
20797 location of the original definition is known, report it. If in a
20798 struct, add this enum type to struct_types. If -Wc++-compat warn
20799 if in sizeof, typeof, or alignof.
20800 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20801 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20802 (c_parser_enum_specifier): Get enum location for start_enum.
20803 (c_parser_struct_or_union_specifier): Get struct location for
20804 start_struct. Save in_struct and struct_types status between
20805 start_struct and finish_struct.
20806 (c_parser_cast_expression): Get location of cast.
20807 (c_parser_alignof_expression): Get location of type.
20808 (c_parser_postfix_expression): Likewise.
20809 (c_parser_postfix_expression_after_paren_type): Add type_loc
20810 parameter. Change all callers. Call check_compound_literal_type.
20811 Use type_loc for error about variable size type.
20812 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20813 of an enum constant from an enum type defined in a struct or union.
20814 (c_cast_expr): Add loc parameter. Change all callers. If
20815 -Wc++-compat, warn about defining a type in a cast.
20816 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20817 (start_enum, start_struct, finish_struct): Update declarations.
20818 (parser_xref_tag, c_cast_expr): Update declarations.
20819 (check_compound_literal_type): Declare.
20821 2009-05-11 Ben Elliston <bje@au.ibm.com>
20823 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20824 for recent libcpp interface change.
20825 (rs6000_macro_to_expand): Likewise.
20827 2009-05-10 Michael Matz <matz@suse.de>
20830 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20831 not at entry of function.
20833 2009-05-10 Richard Guenther <rguenther@suse.de>
20835 PR tree-optimization/40081
20837 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20838 using the main variant of the element type. Do not fiddle with
20839 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20841 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20842 structs with volatile fields.
20844 2009-05-10 Jan Hubicka <jh@suse.cz>
20846 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20847 (estimate_move_cost): Assert that it does not get called for
20849 (estimate_num_insns): Skip VOID types in argument handling.
20850 (optimize_inline_calls): Delete unreachable blocks and verify that
20851 callgraph is valid.
20853 2009-05-10 Jan Hubicka <jh@suse.cz>
20855 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20856 * cgraph.c (cgraph_mark_address_taken_node): New function.
20857 (dump_cgraph_node): Dump new flag.
20858 * cgraph.h (struct cgraph_node): Add address_taken.
20859 (cgraph_mark_address_taken_node): New function.
20860 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20861 since new direct calls can be born.
20863 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20865 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20866 tok->val.node.node.
20868 2009-05-10 Jan Hubicka <jh@suse.cz>
20870 PR middle-end/40084
20871 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20873 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20874 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20875 * tree-inline.c (copy_bb): Set frequency correctly.
20876 (fold_marked_statements): Update call to
20877 cgraph_update_edges_for_call_stmt.
20879 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20881 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20882 identifiers in diagnostics.
20883 * config/arm/arm.c (arm_handle_fndecl_attribute,
20884 arm_handle_isr_attribute): Likewise.
20885 * config/avr/avr.c (avr_handle_progmem_attribute,
20886 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20887 * config/bfin/bfin.c (handle_int_attribute,
20888 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20889 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20890 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20892 * config/darwin.c (darwin_handle_kext_attribute,
20893 darwin_handle_weak_import_attribute): Likewise.
20894 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20895 h8300_handle_eightbit_data_attribute,
20896 h8300_handle_tiny_data_attribute): Likewise.
20897 * config/i386/i386.c (ix86_handle_cconv_attribute,
20898 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20899 * config/i386/winnt.c (ix86_handle_shared_attribute,
20900 ix86_handle_selectany_attribute): Likewise.
20901 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20902 * config/m32c/m32c.c (function_vector_handler): Likewise.
20903 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20904 m68hc11_handle_fntype_attribute): Likewise.
20905 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20906 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20907 * config/mips/mips.c (mips_insert_attributes,
20908 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20909 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20910 rs6000_handle_struct_attribute): Likewise.
20911 * config/sh/sh.c (sh_insert_attributes,
20912 sh_handle_resbank_handler_attribute,
20913 sh_handle_interrupt_handler_attribute,
20914 sh2a_handle_function_vector_handler_attribute,
20915 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20917 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20918 * config/spu/spu.c (spu_handle_fndecl_attribute,
20919 spu_handle_vector_attribute): Likewise.
20920 * config/stormy16/stormy16.c
20921 (xstormy16_handle_interrupt_attribute): Likewise.
20922 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20923 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20925 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20927 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20928 (pp_translate_identifiers): New.
20929 (pp_identifier): Only conditionally translate identifier to locale
20931 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20932 (pp_base_tree_identifier): Only conditionally translate identifier
20933 to locale character set.
20934 * c-pretty-print.c (M_): Define.
20935 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20936 fragments for conditional translation with M_.
20937 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20938 identifier translation.
20940 2009-05-10 Richard Guenther <rguenther@suse.de>
20942 PR tree-optimization/40081
20943 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20944 using the main variant of the element type. Do not fiddle with
20945 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20947 2009-05-09 Jan Hubicka <jh@suse.cz>
20949 PR middle-end/40080
20950 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20951 indirect calls; verify cgraph afterwards.
20953 2009-05-09 Jan Hubicka <jh@suse.cz>
20956 * ipa.c (update_inlined_to_pointer): New function.
20957 (cgraph_remove_unreachable_nodes): Use it.
20959 2009-05-09 Jan Hubicka <jh@suse.cz>
20961 * tree-eh.c (struct leh_state): Remove prev_try.
20962 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20963 not track prev_try.
20964 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20965 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20966 remove_eh_handler_and_replace, foreach_reachable_handler,
20967 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20968 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20969 (gen_eh_region_cleanup): Update prototype.
20971 2009-05-09 Jan Hubicka <jh@suse.cz>
20973 PR middle-end/40043
20974 * except.c (copy_eh_region): Always set prev_try.
20975 (redirect_eh_edge_to_label): Find outer try.
20976 (foreach_reachable_handler): When looking for prev try
20977 handle case where previous try is not going to be taken.
20979 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20981 PR tree-optimization/40049
20982 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20983 only vector/vector shifts, convert the type of the constant to the
20984 appropriate type to avoid building incorrect trees, which
20985 eventually have problems with garbage collection.
20987 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20989 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20990 -1 for complex floating-point types if honoring signed zeros.
20992 2009-05-08 Jan Hubicka <jh@suse.cz>
20994 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20995 argument; handle correctly when profile is absent.
20996 (build_cgraph_edges): Update.
20997 (rebuild_cgraph_edges): Update.
20998 * cgraph.c: Do not include varray.h.
20999 (cgraph_set_call_stmt_including_clones): New function.
21000 (cgraph_create_edge_including_clones): Likewise
21001 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21002 (cgraph_update_edges_for_call_stmt): Handle clones.
21003 (cgraph_remove_node): Handle clone tree.
21004 (cgraph_remove_node_and_inline_clones): New function.
21005 (dump_cgraph_node): Dump clone tree.
21006 (cgraph_clone_node): Handle clone tree.
21007 (clone_function_name): Bring here from tree-inline.c.
21008 (cgraph_create_virtual_clone): New function.
21009 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21010 (cgraph_clone_info): New function.
21011 (strut cgraph_node): Add clone_info and new clone tree pointers.
21012 (cgraph_remove_node_and_inline_clones,
21013 cgraph_set_call_stmt_including_clones,
21014 cgraph_create_edge_including_clones,
21015 cgraph_create_virtual_clone): Declare.
21016 (cgraph_function_versioning): Use VEC argument.
21017 (compute_call_stmt_bb_frequency): Update prototype.
21018 (cgraph_materialize_all_clones): New function.
21019 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21020 (ipcp_create_replace_map): Update to VECtors.
21021 (ipcp_update_callgraph): Use virtual clones.
21022 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21023 (ipcp_update_profiling): Do not update local profiling.
21024 (ipcp_insert_stage): Use VECtors and virtual clones.
21025 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21026 (clone_of_p): New function.
21027 (cgraph_preserve_function_body_p): Use clone tree.
21028 (cgraph_optimize): Materialize clones.
21029 (cgraph_function_versioning): Update for VECtors.
21030 (save_inline_function_body): Use clone tree.
21031 (cgraph_materialize_clone): New function.
21032 (cgraph_materialize_all_clones): Likewise.
21033 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21034 * ipa.c: Include gimple.h.
21035 (cgraph_remove_unreachable_nodes): Use clone tree.
21036 * ipa-prop.c (ipa_note_param_call): Update call to
21037 compute_call_stmt_bb_frequencycall.
21038 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21039 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21040 (copy_bb): Handle updating of clone tree; add new edge when new call
21042 (expand_call_inline): Be strict about every call having edge.
21043 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21044 (delete_unreachable_blocks_update_callgraph): New function.
21045 (tree_function_versioning): Use VECtors; always remove unreachable
21046 blocks and fold conditionals.
21047 * tree-inline.h: Do not include varray.h.
21048 (tree_function_versioning): Remove.
21049 * Makefile.in (GTFILES): Remove tree-inline.c
21050 * passes.c (do_per_function): Do only functions having body.
21051 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21054 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21055 Andrew Morrow <acm@google.com>
21058 * c-common.c (c_common_attribute_table): Permit deprecated
21059 attribute to take an optional argument.
21060 (handle_deprecated_attribute): If the optional argument to
21061 __attribute__((deprecated)) is not a string ignore the attribute
21062 and emit a warning.
21064 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21065 * c-typeck.c (build_component_ref): Likewise.
21066 (build_external_ref): Likewise.
21068 * toplev.c (warn_deprecated_use): Add an attribute argument.
21069 Emit the message associated with __attribute__((deprecated)).
21071 * toplev.h (warn_deprecated_use): Updated.
21073 * doc/extend.texi: Document new optional parameter to
21074 __attribute__((deprecated))
21076 2009-05-08 Michael Eager <eager@eagercon.com>
21078 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21079 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21081 2009-05-08 Richard Guenther <rguenther@suse.de>
21083 PR tree-optimization/40062
21084 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21085 Avoid exponential behavior.
21087 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21089 PR rtl-optimization/33928
21091 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21092 process_uses, build_single_def_use_links): New.
21093 (update_df): Update use_def_ref.
21094 (forward_propagate_into): Use get_def_for_use instead of use-def
21096 (fwprop_init): Call build_single_def_use_links and let it initialize
21098 (fwprop_done): Free use_def_ref.
21099 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21100 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21101 df_rd_simulate_one_insn): New.
21102 (df_rd_bb_local_compute_process_def): Update head comment.
21103 (df_chain_create_bb): Use the new RD simulation functions.
21104 * df.h (df_rd_simulate_artificial_defs_at_top,
21105 df_rd_simulate_one_insn): New.
21106 * opts.c (decode_options): Enable fwprop at -O1.
21107 * doc/invoke.texi (-fforward-propagate): Document this.
21109 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21112 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21113 and one complex operand specially.
21114 * tree-complex.c (some_nonzerop): Do not identify a real value as
21115 zero if flag_signed_zeros.
21117 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21119 PR rtl-optimization/33928
21120 * loop-invariant.c (record_use): Fix && vs. || mishap.
21122 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21124 PR rtl-optimization/33928
21125 * loop-invariant.c (struct use): Add addr_use_p.
21126 (struct def): Add n_addr_uses.
21127 (struct invariant): Add cheap_address.
21128 (create_new_invariant): Set cheap_address.
21129 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21130 (record_uses): Pass df_ref to record_use.
21131 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21134 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21136 * config/sh/sh.c: Do not include c-pragma.h.
21138 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21140 * config/spu/spu.c: Remove include of c-common.h.
21142 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21145 * c-common.h (mark_valid_location_for_stdc_pragma,
21146 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21147 clear_float_const_decimal64, float_const_decimal64_p): New.
21148 * c.opt (Wunsuffixed-float-constants): New.
21149 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21150 unsuffixed float constant, handle new warning.
21151 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21152 * c-decl.c (c_scope): New flag float_const_decimal64.
21153 (set_float_const_decimal64, clear_float_const_decimal64,
21154 float_const_decimal64_p): New.
21155 (push_scope): Set new flag.
21156 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21157 to use STDC pragmas.
21158 (c_parser_external_declaration): Ditto.
21159 (c_parser_compound_statement_nostart): Ditto.
21160 * c-pragma.c (valid_location_for_stdc_pragma,
21161 mark_valid_location_for_stdc_pragma,
21162 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21163 handle_pragma_float_const_decimal64): New.
21164 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21165 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21166 set_float_const_decimal64, clear_float_const_decimal64,
21167 float_const_decimal64_p): New dummy functions.
21168 * doc/extend.texi (Decimal Float): Remove statement that the
21169 pragma, and suffix for double constants, are not supported.
21170 * doc/invoke.texi (Warning Options): List new option.
21171 (-Wunsuffixed-float-constants): New.
21173 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21175 * config/i386/i386.c: Do not include c-common.h.
21177 2009-05-07 Mark Heffernan <meheff@google.com>
21179 * doc/invoke.texi (Debugging Options): Document change of debugging
21181 * opts.c (decode_options): Make dump_base_name relative to
21182 aux_base_name directory.
21184 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21186 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21187 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21189 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21191 * Makefile.in (install-plugin): Simplify a bit.
21193 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21195 * Makefile.in (OBJS-common): Add regcprop.o.
21197 * timevar.def (TV_CPROP_REGISTERS): New.
21198 * regrename.c (regrename_optimize): Return 0.
21199 (rest_of_handle_regrename): Delete.
21200 (pass_rename_registers): Point to regrename_optimize.
21201 (struct value_data_entry, struct value_data,
21202 kill_value_one_regno, kill_value_regno, kill_value,
21203 set_value_regno, init_value_data, kill_clobbered_value,
21204 kill_set_value, kill_autoinc_value, copy_value,
21205 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21206 replace_oldest_value_reg, replace_oldest_value_addr,
21207 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21208 debug_value_data, validate_value_data): Move...
21209 * regcprop.c: ... here.
21210 (rest_of_handle_cprop): Delete.
21211 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21213 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21215 PR middle-end/40057
21216 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21217 GEN_INT for 1 << bitnum.
21218 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21219 build_int_cst_type.
21221 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21223 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21224 Remove wrong description of "nand" operation.
21226 2009-05-06 Richard Guenther <rguenther@suse.de>
21227 Adam Nemet <anemet@caviumnetworks.com>
21229 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21230 comment. Add that if LHS is not a gimple register, then RHS1 has
21231 to be a single object (GIMPLE_SINGLE_RHS).
21233 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21235 * expr.c (get_def_for_expr): Move it up in the file.
21236 (store_field): When expanding a bit-field store, look at the
21237 defining gimple stmt for the masking conversion.
21239 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21241 PR middle-end/39986
21242 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21243 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21244 32-bit memcpy into long.
21246 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21248 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21249 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21251 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21252 instead of appending DW_OP_deref*.
21254 2009-05-06 Michael Matz <matz@suse.de>
21256 PR middle-end/40021
21257 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21258 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21260 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21262 * Makefile.in (install-plugin): Fix srcdir handling.
21264 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21266 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21267 when processing for not_regs_needed bitmap.
21268 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21269 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21270 handling it for rhs.
21272 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21274 * config/i386/i386.md (unnamed inc/dec peephole): Use
21275 optimize_insn_for_size_p instead of optimize_size.
21276 * config/i386/predicates.md (incdec_operand): Likewise.
21277 (aligned_operand): Likewise.
21278 * config/i386/sse.md (divv8sf3): Likewise.
21279 (sqrtv8sf2): Likewise.
21281 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21283 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21285 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21287 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21289 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21290 ssemodesuffixf2c with avxmodesuffixf2c.
21292 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21295 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21297 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21299 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21300 (struct tree_base): Adjust spacing for 8 bit boundaries.
21301 (struct tree_decl_common): Add decl_by_reference_flag bit.
21302 (DECL_BY_REFERENCE): Adjust.
21303 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21304 print DECL_BY_REFERENCE bit.
21305 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21306 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21307 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21308 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21311 PR middle-end/39666
21312 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21313 range of the type, but default label is missing, add it with one
21314 of the existing labels instead of adding a new label for it.
21316 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21320 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21322 * Makefile.in (enable_plugin, plugin_includedir): New.
21323 (install): Depend on install-plugin.
21324 (PLUGIN_HEADERS): New.
21325 (install-plugin): New.
21326 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21328 2009-05-05 Richard Guenther <rguenther@suse.de>
21330 PR tree-optimization/40022
21331 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21333 (phivn_valid_p): Fix tuplification error, simplify.
21334 (phiprop_insert_phi): Add dumps.
21335 (propagate_with_phi): Simplify.
21337 2009-05-05 Richard Guenther <rguenther@suse.de>
21339 PR middle-end/40023
21340 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21342 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21344 * tree.h (strip_float_extensions): Remove duplicate declaration.
21345 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21346 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21347 block_ultimate_origin): Rearrange the declarations line to match the
21348 comment that indicates the .c file which the functions are defined.
21349 (dwarf2out_*, set_decl_rtl): Add comment.
21350 (get_base_address): Adjust comment.
21351 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21352 declarations line and add comment.
21353 (is_builtin_name): Add blank after function name, for clarity.
21355 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21357 * attribs.c (decl_attributes): Use %qE for identifiers in
21359 * cgraphunit.c (verify_cgraph_node): Translate function names to
21360 locale character set in diagnostics.
21361 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21363 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21364 Document that functions are named in UTF-8.
21365 * expr.c (expand_expr_real_1): Translate function names to locale
21366 character set in diagnostics.
21367 * gimplify.c (omp_notice_variable, omp_is_private,
21368 gimplify_scan_omp_clauses): Use %qE for identifiers in
21370 * langhooks.c (lhd_print_error_function): Translate function names
21371 to locale character set.
21372 * langhooks.h (decl_printable_name): Document that return value is
21373 in internal character set.
21374 * stmt.c: Include pretty-print.h
21375 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21377 (resolve_operand_name_1): Translate named operand name to locale
21379 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21381 * toplev.c (announce_function): Translate function names to locale
21383 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21384 (default_tree_printer): Use pp_identifier or translate identifiers
21385 to locale character set. Mark "<anonymous>" for translation.
21386 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21387 for identifiers in diagnostics.
21388 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21390 * varasm.c (output_constructor): Use %qE for identifiers in
21393 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21395 * configure.ac: use ` ` instead of $()
21396 * configure: Regenerate.
21398 2009-05-05 Ben Elliston <bje@au.ibm.com>
21400 * config/pa/linux-atomic.c: Eliminate conditional include of
21401 errno.h on non-LP64 systems to simplify build requirements.
21403 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21405 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21407 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21408 and pass value to identifier_to_locale.
21409 (warn_variable_length_array): Make name a tree.
21410 (grokdeclarator): Separate diagnostic texts for named and unnamed
21411 declarators. Use %qE for named declarators.
21412 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21414 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21415 identifiers in diagnostics.
21416 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21417 identifier_to_locale. Mark "anonymous" strings for translation.
21419 2009-05-04 Michael Eager <eager@eagercon.com>
21421 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21422 address for DImode/DFmode only if double-precision FP regs.
21424 2009-05-04 Michael Eager <eager@eagercon.com>
21426 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21427 TARGET_SINGLE_FLOAT check.
21429 2009-05-04 Michael Eager <eager@eagercon.com>
21431 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21433 2009-05-04 Michael Eager <eager@eagercon.com>
21435 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21436 * config/rs6000/t-xilinx: New
21438 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21440 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21441 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21442 * gcc/explow.c (memory_address): Use target hook.
21443 * gcc/targhooks.c (default_legitimize_address): New.
21444 * gcc/targhooks.h (default_legitimize_address): New.
21445 * gcc/target.h (legitimize_address): New.
21446 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21447 (TARGET_INITIALIZER): Include it.
21448 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21450 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21451 * config/bfin/bfin.c (legitimize_address): Remove.
21452 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21453 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21455 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21456 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21458 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21459 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21460 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21461 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21462 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21463 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21464 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21465 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21466 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21467 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21468 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21469 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21470 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21471 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21472 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21473 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21474 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21475 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21476 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21477 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21478 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21479 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21480 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21482 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21483 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21484 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21485 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21486 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21487 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21488 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21489 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21490 (thumb_legitimize_address): Delete.
21491 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21492 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21493 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21494 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21495 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21496 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21498 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21501 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21502 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21503 * config/m32r/m32r.c (m32r_legitimize_address): New.
21504 * config/m68k/m68k.c (m68k_legitimize_address): New.
21505 * config/score/score.c (score_legitimize_address): Standardize.
21506 * config/score/score3.c (score3_legitimize_address): Standardize.
21507 * config/score/score3.h (score3_legitimize_address): Adjust.
21508 * config/score/score7.c (score7_legitimize_address): Standardize.
21509 * config/score/score7.h (score7_legitimize_address): Adjust.
21510 * config/sh/sh.c (sh_legitimize_address): New.
21511 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21513 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21514 (s390_legitimize_address): ... this.
21515 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21516 (sparc_legitimize_address): ... this.
21517 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21518 (ix86_legitimize_address): ... this.
21519 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21520 (avr_legitimize_address): ... this.
21521 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21522 (mn10300_legitimize_address): ... this.
21523 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21524 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21525 (alpha_expand_mov): Adjust call.
21527 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21528 * config/spu/spu.c (spu_legitimize_address): Likewise.
21529 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21530 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21532 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21534 * intl.c (locale_encoding, locale_utf8): New.
21535 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21536 * intl.h (locale_encoding, locale_utf8): Declare.
21537 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21538 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21540 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21542 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21543 (pp_base_tree_identifier): Declare as function.
21544 (identifier_to_locale): Declare.
21545 * Makefile.in (pretty-print.o): Update dependencies.
21546 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21548 2009-05-04 Richard Guenther <rguenther@suse.de>
21550 PR middle-end/40015
21551 * builtins.c (fold_builtin_memory_op): Do not decay to element
21552 type if the size matches the whole array.
21554 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21556 * expmed.c (synth_mult): When trying out a shift, pass the result
21559 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21561 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21562 (shiftsub1_cost): New.
21563 (init_expmed): Compute shiftsub1_cost.
21564 (synth_mult): Optimize multiplications by constants of the form
21565 -(2^^m-1) for some constant positive integer m.
21567 2009-05-03 Richard Guenther <rguenther@suse.de>
21570 * c-typeck.c (array_to_pointer_conversion): Do not built
21571 ADDR_EXPRs of arrays of pointer-to-element type.
21572 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21573 up wrong ADDR_EXPRs after-the-fact.
21574 * c-common.c (strict_aliasing_warning): Strip pointer
21575 conversions for obtaining the original type.
21576 * builtins.c (fold_builtin_memset): Handle array types.
21577 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21580 2009-05-03 Richard Guenther <rguenther@suse.de>
21582 PR middle-end/23329
21583 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21584 Do not lose casts from array types with unknown extent to array
21585 types with known extent.
21586 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21587 alias set compatibility.
21589 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21591 * flags.h (extra_warnings): Delete.
21592 * toplev.c (process_options): Handle Wuninitialized here.
21593 * opts.c (extra_warnings): Delete.
21594 (set_Wextra): Delete.
21595 (common_handle_option): -Wextra can be handled automatically.
21596 * c-opts.c (c_common_handle_option): Delete obsolete code.
21597 (c_common_post_options): Simplify comment.
21598 * common.opt (W): Add Var.
21600 (Wuninitialized): Initialize to -1.
21602 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21603 Richard Guenther <rguenther@suse.de>
21605 * expr.c (get_def_for_expr): New function.
21606 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21607 SSA rather than trees.
21608 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21609 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21611 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21613 * c-common.c (reswords): Add _Imaginary.
21614 * c-common.c (enum rid): Add RID_IMAGINARY.
21616 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21618 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21619 Patch by Richard Guenther.
21621 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21623 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21624 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21625 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21626 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21627 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21628 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21629 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21630 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21631 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21632 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21633 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21634 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21635 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21636 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21637 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21638 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21639 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21640 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21642 2009-05-02 Richard Guenther <rguenther@suse.de>
21644 PR tree-optimization/39940
21645 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21648 2009-05-02 Richard Guenther <rguenther@suse.de>
21650 PR middle-end/40001
21651 * tree-ssa.c (execute_update_addresses_taken): Properly check
21652 if we can mark a variable DECL_GIMPLE_REG_P.
21653 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21654 back to the end of the function.
21655 (is_gimple_reg_type): Remove complex type special casing.
21656 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21659 2009-05-02 Ben Elliston <bje@au.ibm.com>
21661 * doc/collect2.texi (Collect2): Document search path behaviour
21662 when configured with --with-ld.
21664 2009-05-02 Jan Hubicka <jh@suse.cz>
21666 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21667 parameter; update callers.
21668 (coalesce_cost_edge): EH edges are costier because they needs
21669 splitting even if not critical and even more costier when there are
21670 multiple EH predecestors.
21672 2009-05-02 Jan Hubicka <jh@suse.cz>
21674 * except.c (remove_eh_handler_and_replace): Handle updating after
21675 removing TRY blocks.
21677 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21679 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21681 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21683 * varasm.c: Do not include c-pragma.h.
21684 * attribs.c: Do not incude c-common.h.
21686 2009-05-01 Michael Matz <matz@suse.de>
21688 * calls.c (initialize_argument_information): Handle SSA names like
21689 decls with a non MEM_P DECL_RTL.
21691 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21693 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21694 * ipa-utils.c: Likewise.
21695 * ipa-type-escape.c: Likewise.
21696 * cgraphunit.c Do not include c-common.h.
21697 * ipa-pure-const.c: Likewise.
21698 * tree-if-conv.c: Likewise.
21699 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21700 * ipa-struct-reorg.c: Likewise.
21701 * tree-nomudflap.c: Likewise.
21702 * tree-ssa-structalias.c: Likewise.
21704 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21706 * store-motion.c: Many cleanups to make this pass a first-class
21707 citizen instead of an appendix to gcse load motion. Add TODO list
21708 to make this pass faster/cleaner/better.
21710 (struct ls_expr): Post gcse.c-split cleanups.
21711 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21712 "stores" field to "avail_stores".
21713 (pre_ldst_mems): Rename to store_motion_mems.
21714 (pre_ldst_table): Rename to store_motion_mems_table.
21715 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21716 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21717 (ldst_entry): Rename to st_expr_entry, update users.
21718 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21719 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21720 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21722 (first_ls_expr): Rename to first_st_expr, update users.
21723 (next_ls_expr): Rename to next_st_expr, update users.
21724 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21725 fields properly for store motion instead of names inherited from load
21727 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21728 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21731 (ae_kill): Rename to st_kill, update users.
21732 (ae_gen): Rename to st_avloc, update users.
21733 (transp): Rename to st_transp, update users.
21734 (pre_insert_map): Rename to st_insert_map, update users.
21735 (pre_delete_map): Rename to st_delete_map, update users.
21736 (insert_store, build_store_vectors, free_store_memory,
21737 one_store_motion_pass): Update for abovementioned changes.
21739 (gcse_subst_count, gcse_create_count): Remove.
21740 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21741 and "n_stores_created", local variables.
21743 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21746 (regvec, compute_store_table_current_insn): Remove.
21747 (reg_set_info, reg_clear_last_set): Remove.
21748 (compute_store_table): Use DF caches instead of local dataflow
21751 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21753 * c-objc-common.c (c_tree_printer): Print identifiers with
21754 pp_identifier, not pp_string. Mark "({anonymous})" for
21756 * c-pretty-print.c (pp_c_ws_string): New.
21757 (pp_c_cv_qualifier, pp_c_type_specifier,
21758 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21759 pp_c_storage_class_specifier, pp_c_function_specifier,
21760 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21761 pp_c_primary_expression, pp_c_postfix_expression,
21762 pp_c_unary_expression, pp_c_shift_expression,
21763 pp_c_relational_expression, pp_c_equality_expression,
21764 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21765 use pp_string and pp_c_ws_string in place of pp_identifier and
21766 pp_c_identifier for non-identifiers. Mark English strings for
21768 * c-pretty-print.h (pp_c_ws_string): Declare.
21770 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21771 Roland McGrath <roland@redhat.com>
21773 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21774 (ENABLE_LD_BUILDID): New configuration option.
21775 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21776 (LINK_BUILDID_SPEC): New macro.
21777 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21779 * doc/install.texi: Document --enable-linker-build-id option.
21780 * configure: Rebuild.
21781 * config.in: Rebuild.
21783 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21785 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21786 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21787 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21788 MIPS_GP_SAVE_AREA_SIZE.
21789 * config/mips/mips.c (struct mips_frame_info): Update comment
21790 before arg_pointer_offset and hard_frame_pointer_offset.
21791 (mips_compute_frame_info): Update diagram before function: to
21792 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21793 indicate the position of frame_pointer_rtx with -fstack-protector and
21794 to show args_size. Don't allocate cprestore area for leaf functions
21795 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21797 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21799 2009-04-30 Michael Matz <matz@suse.de>
21801 PR tree-optimization/39955
21802 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21804 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21806 * ira.c (setup_cover_and_important_classes): Use safe macro
21807 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21809 * genpreds.c (write_tm_preds_h): Output suitable definition of
21810 REG_CLASS_FOR_CONSTRAINT.
21812 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21814 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21816 * bitmap.c (bitmap_descriptor): Likewise.
21817 * ggc-common.c (loc_descriptor): Likewise.
21818 * varray.c (varray_descriptor): Likewise.
21819 * vec.c (vec_descriptor): Likewise.
21821 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21823 * Makefile.in (dce.o): Add $(EXCEPT_H).
21824 * dce.c: Include except.h and delete redundant vector definitions.
21825 (deletable_insn_p): Return false for non-call insns that can throw
21828 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21830 * gcse.c (ae_gen): Remove.
21831 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21832 and make non-static function to make it available in store-motion.c.
21833 Update call sites with search-and-replace.
21834 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21835 extract_mentioned_regs, extract_mentioned_regs_helper,
21836 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21837 store_killed_in_insn, store_killed_after, store_killed_before,
21838 build_store_vectors, insert_insn_start_basic_block, insert-store,
21839 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21840 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21841 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21842 * store-motion.c: ...new file. Also copy data structures from gcse.c
21843 and clean up to remove parts not used by store motion.
21844 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21845 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21847 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21850 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21851 when optimizing for size.
21853 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21855 * gcse.c (gcse_constant_p): Fix typo in last change.
21857 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21859 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21861 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21863 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21865 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21867 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21868 CONST_HIGH_PART result.
21870 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21872 * config/avr/avr.c (initial_elimination_offset): Rename to
21873 avr_initial_elimination_offset.
21874 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21875 change return type to bool.
21876 (avr_can_eliminate): New function.
21877 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21878 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21879 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21880 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21881 avr_initial_elimination_offset.
21882 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21883 (avr_initial_elimination_offset): Define.
21885 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21886 Steven Bosscher <steven@gcc.gnu.org>
21888 PR rtl-optimization/39938
21889 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21890 * cfgrtl.c: Include insn-attr.h.
21891 (rest_of_pass_free_cfg): New function.
21892 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21893 * resource.c (init_resource_info): Remove call to df_analyze.
21895 2009-04-29 Richard Guenther <rguenther@suse.de>
21898 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21899 allow conversion to signed integers.
21901 2009-04-29 Richard Guenther <rguenther@suse.de>
21903 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21904 shifts of floating point vectors if the shift amount is
21905 a constant multiple of the element size.
21907 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21908 Michael Matz <matz@suse.de>
21910 PR middle-end/39927
21912 * tree-outof-ssa.c (emit_partition_copy): New function.
21913 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21914 insert_part_to_rtx_on_edge): Perform the partition base var
21915 copy using emit_partition_copy.
21916 (insert_value_copy_on_edge): Convert constants to the right mode.
21917 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21918 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21920 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21922 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21923 scan backwards to try to find a constant to initialize it.
21925 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21926 insn before the loop_end instruction, don't look past labels.
21928 2009-04-29 Richard Guenther <rguenther@suse.de>
21930 PR middle-end/39937
21931 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21932 loose type conversions.
21933 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21934 stmts only if there are no uses of its definition.
21936 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21938 * config/bfin/bfin.h (splitting_loops): Declare.
21939 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21940 Reorder bit definitions to be ascending.
21941 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21942 * config/bfin/bfin.c (splitting_loops): New variable.
21943 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21944 (struct loop_info): Remove members INIT and LOOP_INIT.
21945 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21946 the LSETUP sequence. Allow LC to be loaded from any register, but
21947 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21948 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21950 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21951 of reload_completed.
21954 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21956 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21958 * Makefile.in (PLUGIN_VERSION_H): New.
21959 (OBJS-common): Remove plugin-version.o.
21960 (plugin.o): Depend on (PLUGIN_VERSION_H).
21961 (plugin-version.o): Remove.
21962 * configure: Regenerate
21963 * configure.ac: Create plugin-version.h.
21964 * gcc-plugin.h (plugin_gcc_version): Remove.
21965 (plugin_default_version_check): Change signature.
21966 * plugin-version.c: Remove.
21967 * plugin.c: Include plugin-version.h.
21968 (str_plugin_gcc_version_name): Remove.
21969 (try_init_one_plugin): Pass gcc version to plugin_init.
21970 (plugin_default_version_check): Both gcc and plugin versions are now
21973 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21975 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21976 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21977 Remove special case testing for last insn of inner loops. Don't fail
21978 if the loop ends with a jump, emit an extra nop instead.
21980 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21981 DREGS rather than comparing directly. Remove code that tries to
21982 account for latencies.
21984 2009-04-29 Richard Guenther <rguenther@suse.de>
21986 PR tree-optimization/39941
21987 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21988 eliminating an indirect call.
21990 2009-04-29 Richard Guenther <rguenther@suse.de>
21992 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21993 parameter. Allow invariants as base if !require_lvalue.
21994 (verify_gimple_assign_single): Adjust.
21996 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21998 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21999 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22000 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22001 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22002 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22004 * config/bfin/bfin.c (bfin_expand_builtin,
22005 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22007 2009-04-28 Richard Guenther <rguenther@suse.de>
22009 * tree-vect-loop.c (get_initial_def_for_induction): Use
22010 correct types for pointer increment.
22012 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22014 * toplev.c (print_version): Update GMP version string calculation.
22016 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22018 PR rtl-optimization/39938
22019 * resource.c (init_resource_info): Add call to df_analyze.
22021 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22023 * config/alpha/alpha.md (usegp): Cast the result of
22024 alpha_find_lo_sum_using_gp to enum attr_usegp.
22025 * config/alpha/alpha.c (override_options): Remove end-of-structure
22026 marker element from cpu_table. Use array size of cpu_table to handle
22027 -mcpu and -mtune options.
22028 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22030 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22032 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22033 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22034 tune_32 and tune_64.
22035 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22036 support on PowerPC.
22037 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22038 * config/rs6000/option-defaults.h: ... here. New file.
22039 (OPT_64, OPT_32): Define.
22040 (MASK_64BIT): Define to 0 if not already defined.
22041 (OPT_ARCH64, OPT_ARCH32): Define.
22042 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22045 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22047 * config/arm/arm.c (arm_override_options): Emit error on using
22050 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22052 PR rtl-optimization/39914
22053 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22054 registers for allocnos created from user-defined variables only
22055 when not optimizing.
22057 2009-04-28 Richard Guenther <rguenther@suse.de>
22059 PR middle-end/39937
22060 * fold-const.c (fold_binary): Use distribute_real_division only
22063 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22065 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22066 add hpux-stdint.h to tm_file.
22067 (hppa[12]*-*-hpux11*): Ditto.
22068 (ia64*-*-hpux*): Ditto.
22069 * config/hpux-stdint.h: New.
22070 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22071 __STDC_EXT__ for all compiles.
22072 * config/pa/pa-hpux.h: Ditto.
22073 * config/pa/pa-hpux10.h: Ditto.
22074 * config/pa/pa-hpux11.h: Ditto.
22076 2009-04-28 Catherine Moore <clm@codesourcery.com>
22078 * debug.h (set_name): Add comment.
22080 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22083 * config/darwin.c (machopic_gen_offset): Check
22084 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22085 * config/arm/arm.c (require_pic_register): Likewise.
22087 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22089 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22090 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22091 m32c_promote_prototypes): Delete.
22093 2009-04-28 Michael Matz <matz@suse.de>
22095 PR middle-end/39922
22096 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22099 2009-04-28 Richard Guenther <rguenther@suse.de>
22101 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22103 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22105 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22106 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22107 * config/arm/arm-tune.md: Regenerate.
22109 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22111 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22112 block if there are complex incoming edges.
22113 (sel_merge_blocks): Remove useless assert.
22114 (sel_redirect_edge_and_branch): Check that edge was redirected.
22115 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22116 (sel_find_rgns): Delete declaration.
22117 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22118 the region when it is not a preheader.
22120 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22123 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22125 2009-04-28 Richard Guenther <rguenther@suse.de>
22127 * tree.h (SSA_NAME_VALUE): Remove.
22128 (struct tree_ssa_name): Remove value_handle member.
22129 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22130 array for jump threading.
22131 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22133 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22134 * tree-flow.h (threadedge_initialize_values): Declare.
22135 (threadedge_finalize_values): Likewise.
22136 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22137 (SSA_NAME_VALUE): Define.
22138 (threadedge_initialize_values): New function.
22139 (threadedge_finalize_values): Likewise.
22140 * tree-ssa-dom.c (ssa_name_values): New global variable.
22141 (SSA_NAME_VALUE): Define.
22142 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22144 2009-04-28 Ira Rosen <irar@il.ibm.com>
22146 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22147 Use REPORT_VECTORIZED_LOCATIONS instead
22148 REPORT_VECTORIZED_LOOPS.
22149 * tree-vectorizer.c (vect_verbosity_level): Make static.
22150 (vect_loop_location): Rename to vect_location.
22151 (vect_set_verbosity_level): Update comment.
22152 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22154 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22155 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22156 instead REPORT_UNVECTORIZED_LOOPS.
22157 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22158 and vect_loop_def to vect_external_def and vect_internal_def.
22159 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22160 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22161 REPORT_UNVECTORIZED_LOCATIONS.
22162 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22163 and vect_used_in_loop and to vect_unused_in_scope and
22164 vect_used_in_scope.
22165 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22166 (vect_verbosity_level): Remove declaration.
22167 (vect_analyze_operations): Likewise.
22168 (vect_analyze_stmt): Declare.
22169 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22170 REPORT_UNVECTORIZED_LOCATIONS.
22171 (vect_get_loop_niters): Fix indentation.
22172 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22173 (vect_analyze_loop_operations): New function.
22174 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22175 vect_analyze_operations.
22176 (vect_is_simple_reduction): Use new names.
22177 (vectorizable_live_operation, vect_transform_loop): Likewise.
22178 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22179 to specify whether the data references can be a part of interleaving
22181 (vect_analyze_data_ref_dependence): Use new names.
22182 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22183 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22184 * tree-vect-patterns.c (widened_name_p): Use new names.
22185 (vect_recog_dot_prod_pattern): Likewise.
22186 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22187 (process_use, vect_mark_stmts_to_be_vectorized,
22188 vect_model_simple_cost, vect_model_store_cost,
22189 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22190 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22191 vectorizable_operation, vectorizable_type_demotion,
22192 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22193 vectorizable_condition): Likewise.
22194 (vect_analyze_operations): Split into vect_analyze_loop_operations
22196 (vect_analyze_stmt): ... new function.
22197 (new_stmt_vec_info): Use new names.
22198 (vect_is_simple_use): Use new names and fix comment.
22199 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22200 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22202 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22205 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22206 and integer modes for x87 operands. Do not ICE for unsupported size,
22207 generate error instead. Generate error for unsupported operand types.
22208 ['z']: Do not handle HImode memory operands specially. Warning
22209 for floating-point operands. Fallthru to 'Z' for unsupported operand
22210 types. Do not ICE for unsupported size, generate error instead.
22211 (output_387_binary_op): Use %Z to output operands.
22212 (output_fp_compare): Ditto.
22213 (output_387_reg_move): Ditto.
22215 2009-04-28 Ben Elliston <bje@au.ibm.com>
22220 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22222 * builtins.c (c_strlen): Do not warn here.
22223 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22224 * c-common.c (pointer_int_sum): Take an explicit location.
22225 Warn about offsets out of bounds.
22226 * c-common.h (pointer_int_sum): Adjust declaration.
22228 2009-04-27 Ian Lance Taylor <iant@google.com>
22230 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22232 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22233 * df-core.c (df_set_flags): Change return type to int. Change
22234 type of old_flags to int.
22235 (df_clear_flags): Likewise.
22236 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22237 (df_get_conditional_uses): Likewise.
22238 * df.h (df_set_flags, df_clear_flags): Update declarations.
22239 * dwarf2out.c (struct indirect_string_node): Change type of form
22240 field to enum dwarf_form.
22241 (AT_string_form): Change return type to enum dwarf_form.
22242 * fixed-value.c (fixed_compare): Add cast to enum type.
22243 * fwprop.c (update_df): Change 0 to VOIDmode.
22244 * gensupport.c: Change 0 to UNKNOWN.
22245 * gimple.h (gimple_cond_code): Add cast to enum type.
22246 * haifa-sched.c (reemit_notes): Add cast to enum type.
22247 * hooks.c (hook_int_void_no_regs): Remove function.
22248 * hooks.h (hook_int_void_no_regs): Remove declaration.
22249 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22250 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22251 * real.c (real_arithmetic): Add cast to enum type.
22252 (real_compare): Likewise.
22253 * target.h (struct gcc_target): Change return type of
22254 branch_target_register_class to enum reg_class.
22255 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22256 default_branch_target_register_class.
22257 * targhooks.c (default_branch_target_register_class): New function.
22258 * targhooks.h (default_branch_target_register_class): Declare.
22259 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22260 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22262 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22264 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22265 vect_uninitialized_def. Change 0 to ERROR_MARK.
22266 * tree-vect-stmts.c (supportable_widening_operation): Don't
22267 initialize icode1 and icode2.
22268 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22269 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22271 (cmn_err_flag_specs): Change 0 to STD_C89.
22272 (cmn_err_char_table): Likewise.
22273 * config/arm/arm.c (get_arm_condition_code): Change type of code
22274 to enum arm_cond_code.
22275 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22276 (IWMMXT_BUILTIN2): Likewise.
22277 (neon_builtin_type_bits): Don't define typedef.
22278 (neon_builtin_datum): Change type of bits field to int.
22279 (arm_expand_neon_args): Add cast to enum type.
22280 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22282 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22283 casts to enum type.
22284 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22286 * config/mips/mips.md (jal_macro): Return enum constant.
22287 (single_insn): Likewise.
22288 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22290 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22291 casts to enum type.
22292 * config/s390/s390.c (s390_tune_flags): Change type to int.
22293 (s390_arch_flags): Likewise.
22294 (s390_handle_arch_option): Change flags field of struct pta to int.
22295 * config/s390/s390.h (s390_tune_flags): Update declaration.
22296 (s390_arch_flags): Likewise.
22297 * config/sh/sh.c (prepare_move_operands): Compare
22298 tls_symbolic_operand result with enum constant.
22299 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22300 (sh_expand_prologue): Add cast to enum type.
22301 (sh_expand_epilogue): Likewise.
22302 (tls_symbolic_operand): Change return type to enum tls_model.
22303 (fpscr_set_from_mem): Add cast to enum type.
22304 (legitimize_pic_address): Compare tls_symbolic_operand result with
22306 (sh_target_reg_class): Change return type to enum reg_class.
22307 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22309 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22310 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22311 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22312 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22313 (delayed_branch, tls_call_delay): Likewise.
22314 (eligible_for_sibcall_delay): Likewise.
22315 (eligible_for_return_delay): Likewise.
22316 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22317 (spu_expand_builtin_1): Likewise.
22319 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22320 for all types of conversions.
22321 (output_init_element): Issue -Wc++-compat warning if needed when
22322 initializing a bitfield with enum type.
22323 * c-parser.c (c_parser_expression): Set original_type to
22324 original_type of right hand operand of comma operator.
22326 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22328 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22330 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22331 * doc/cpp.texi (Standard Predefined Macros)
22332 (Implementation-defined behavior): Likewise.
22333 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22334 * doc/gimple.texi (GIMPLE Exception Handling)
22335 (@code{GIMPLE_ASSIGN}): Likewise.
22336 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22337 * doc/invoke.texi (Warning Options, Optimize Options)
22338 (AVR Options, Darwin Options): Likewise.
22339 (Optimize Options): Reformulate -fwhole-program description.
22340 * doc/loop.texi (Lambda): Likewise.
22341 * doc/md.texi (Output Template, Define Constraints)
22342 (Standard Names, Insn Splitting): Likewise.
22343 * doc/options.texi (Option properties): Likewise.
22344 * doc/passes.texi (Tree-SSA passes): Likewise.
22345 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22346 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22347 (File Names and DBX): Likewise.
22348 * doc/trouble.texi (Incompatibilities): Likewise.
22350 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22352 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22353 instruction is correct.
22355 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22357 Allow non-constant arguments to conversion intrinsics.
22358 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22359 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22360 * spu.c (print_operand): Handle 'v' and 'w'.
22361 (exp2_immediate_p, spu_gen_exp2): Define.
22362 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22363 spu_convtf_1): Update parameter descriptions.
22364 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22365 * constraints.md ('v', 'w'): New.
22366 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22368 (i2f, I2F): New define_mode_attr.
22369 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22370 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22371 fixuns_truncv4sfv4si2): Update to use mode attribute.
22372 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22373 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22374 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22375 patterns for combine.
22377 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22379 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22380 (cprop, hoist, pre, store_motion): New debug counters.
22381 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22382 is not an RTL pass anymore.
22383 (pass_profiling): Remove extern decl for pass removed in 2005.
22384 (pass_gcse, pass_jump_bypass): Remove.
22385 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22386 to 0 for clean state.
22387 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22388 * cse.c (gate_handle_cse_after_global_opts,
22389 rest_of_handle_cse_after_global_opts): New functions.
22390 (pass_cse_after_global_opts): New pass, does local CSE.
22391 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22392 (TV_CPROP): New timevar.
22393 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22394 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22395 (gcse_main, recompute_all_luids): Remove.
22396 (compute_hash_table_work): Call max_reg_num instead of reading
22398 (cprop_jump): Don't set run_jump_opt_after_gcse.
22399 (constprop_register): Always allow to alter jumps.
22400 (cprop_insn): Likewise.
22401 (do_local_cprop): Likewise.
22402 (local_cprop_pass): Likewise. Return non-zero if something changed.
22403 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22404 (find_implicit_sets): Add note about missed optimization opportunity.
22405 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22406 pass_rtl_cprop execute function.
22407 Don't bother tracking the pass number, each pass gets its own dumpfile
22409 Always allow to alter jumpsand bypass jumps.
22410 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22411 will just find no suitable set.
22412 (pre_edge_insert): Fix dumping, this function is for PRE only.
22413 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22414 pass_rtl_pre execute function.
22415 (hoist_code): Return non-zero if something changed. Keep track of
22416 substitutions and insertions for statistics gathering similar to PRE.
22417 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22418 called from the pass_rtl_hoist execute function. Show pass statistics.
22419 (compute_store_table): Use max_reg_num directly instead of using the
22420 formerly global max_gcse_regno.
22421 (build_store_vectors): Likewise.
22422 (replace_store_insn): Fix dumping.
22423 (store_motion): Rename to ...
22424 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22425 pass, called from the pass_rtl_store_motion execute function. Keep
22426 track of substitutions and insertions for statistics gathering similar
22428 (bypass_jumps): Remove, fold interesting bits into ...
22429 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22430 from the pass_rtl_cprop execute function.
22431 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22432 pass_jump_bypass): Remove.
22433 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22434 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22435 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22436 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22437 (gate_rtl_store_motion, execute_rtl_store_motion,
22438 pass_rtl_store_motion): New.
22439 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22440 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22441 * passes.c (init_optimization_passes): Remove pass_gcse and
22442 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22443 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22444 instead of pass_jump_bypass.
22446 2009-04-27 Richard Guenther <rguenther@suse.de>
22448 PR middle-end/39928
22449 * gimplify.c (gimplify_expr): If we are required to create
22450 a temporary make sure it ends up as register.
22452 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22455 * config/i386/i386.c (construct_container): Don't call
22456 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22457 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22459 2009-04-27 Michael Matz <matz@suse.de>
22461 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22462 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22463 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22464 (dump_replaceable_exprs): Take a bitmap.
22465 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22467 (expand_gimple_basic_block): Likewise.
22468 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22469 replaceable_expressions member a bitmap.
22470 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22471 (mark_replaceable): Likewise.
22472 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22473 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22475 2009-04-27 Richard Guenther <rguenther@suse.de>
22477 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22478 (verify_stmts): Dispatch to gimple/type verification code.
22479 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22480 issue with call argument types.
22482 2009-04-27 Michael Matz <matz@suse.de>
22484 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22485 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22488 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22489 Eric Botcazou <ebotcazou@adacore.com>
22491 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22492 a label's basic block.
22493 (mark_target_live_regs): Tidy and rework obsolete comments.
22494 Change back DF problem to LIVE. If a label starts a basic block,
22495 assume that all registers that used to be live then still are.
22496 (init_resource_info): If a label starts a basic block, set its
22497 BLOCK_FOR_INSN accordingly.
22498 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22500 2009-04-27 Richard Guenther <rguenther@suse.de>
22502 * tree-flow-inline.h (function_ann): Remove.
22503 (get_function_ann): Likewise.
22504 * tree-dfa.c (create_function_ann): Remove.
22505 * tree-flow.h (struct static_var_ann_d): Remove.
22506 (struct function_ann_d): Likewise.
22507 (union tree_ann_d): Remove fdecl member.
22508 (function_ann_t): Remove.
22509 (function_ann, get_function_ann, create_function_ann): Remove
22512 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22514 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22516 2009-04-27 Jan Hubicka <jh@suse.cz>
22518 * ipa-pure-const.c (struct funct_state_d): New fields
22519 state_previously_known, looping_previously_known; remove
22520 state_set_in_source.
22521 (analyze_function): Use new fields.
22522 (propagate): Avoid assumption that state_set_in_source imply
22525 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22526 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22527 * cfgloop.h (finite_loop_p): Declare.
22529 2009-04-26 Michael Matz <matz@suse.de>
22531 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22533 2009-04-26 Michael Matz <matz@suse.de>
22535 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22536 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22537 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22538 pass_mark_used_blocks): Remove.
22539 * tree-optimize.c (pass_free_datastructures,
22540 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22541 * passes.c (init_optimization_passes): Don't call
22542 pass_mark_used_blocks, remove dead code.
22544 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22546 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22547 * tree-ssa-live.h (register_ssa_partition): Likewise.
22549 2009-04-26 Michael Matz <matz@suse.de>
22552 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22553 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22554 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22556 (compare_pairs): Swap cost comparison.
22557 (coalesce_ssa_name): Don't use change_partition_var.
22558 * tree-nrv.c (struct nrv_data): Add modified member.
22559 (finalize_nrv_r): Set it.
22560 (tree_nrv): Use it to update statements.
22561 (pass_nrv): Require PROP_ssa.
22562 * tree-mudflap.c (mf_decl_cache_locals,
22563 mf_build_check_statement_for): Use make_rename_temp.
22564 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22565 * alias.c (find_base_decl): Handle SSA names.
22566 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22567 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22568 * rtl.h (set_reg_attrs_for_parm): Declare.
22569 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22570 to "optimized", remove unused locals at finish.
22571 (execute_free_datastructures): Make global, call
22572 delete_tree_cfg_annotations.
22573 (execute_free_cfg_annotations): Don't call
22574 delete_tree_cfg_annotations.
22576 * ssaexpand.h: New file.
22577 * expr.c (toplevel): Include ssaexpand.h.
22578 (expand_assignment): Handle SSA names the same as register variables.
22579 (expand_expr_real_1): Expand SSA names.
22580 * cfgexpand.c (toplevel): Include ssaexpand.h.
22581 (SA): New global variable.
22582 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22583 (SSAVAR): New macro.
22584 (set_rtl): New helper function.
22585 (add_stack_var): Deal with SSA names, use set_rtl.
22586 (expand_one_stack_var_at): Likewise.
22587 (expand_one_stack_var): Deal with SSA names.
22588 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22589 before unique numbers.
22590 (expand_stack_vars): Use set_rtl.
22591 (expand_one_var): Accept SSA names, add asserts for them, feed them
22592 to above subroutines.
22593 (expand_used_vars): Expand all partitions (without default defs),
22594 then only the local decls (ignoring those expanded already).
22595 (expand_gimple_cond): Remove edges when jumpif() expands an
22596 unconditional jump.
22597 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22598 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22600 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22601 members of SA; deal with PARM_DECL partitions here; expand
22602 all PHI nodes, free tree datastructures and SA. Commit instructions
22603 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22604 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22605 info and statements at start, collect garbage at finish.
22606 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22607 (VAR_ANN_PARTITION) Remove.
22608 (change_partition_var): Don't declare.
22609 (partition_to_var): Always return SSA names.
22610 (var_to_partition): Only accept SSA names.
22611 (register_ssa_partition): Only check argument.
22612 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22614 (delete_var_map): Don't free it.
22615 (var_union): Only accept SSA names, simplify.
22616 (partition_view_init): Mark only useful SSA names as used.
22617 (partition_view_fini): Only deal with SSA names.
22618 (change_partition_var): Remove.
22619 (dump_var_map): Use ssa_name instead of partition_to_var member.
22620 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22622 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22623 (struct _elim_graph): New member const_dests; nodes member vector of
22625 (set_location_for_edge): New static helper.
22626 (create_temp): Remove.
22627 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22628 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22629 (new_elim_graph): Allocate const_dests member.
22630 (clean_elim_graph): Truncate const_dests member.
22631 (delete_elim_graph): Free const_dests member.
22632 (elim_graph_size): Adapt to new type of nodes member.
22633 (elim_graph_add_node): Likewise.
22634 (eliminate_name): Likewise.
22635 (eliminate_build): Don't take basic block argument, deal only with
22636 partition numbers, not variables.
22637 (get_temp_reg): New static helper.
22638 (elim_create): Use it, deal with RTL temporaries instead of trees.
22639 (eliminate_phi): Adjust all calls to new signature.
22640 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22641 (rewrite_trees): Only do checking.
22642 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22643 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22644 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22645 contains_tree_r, MAX_STMTS_IN_LATCH,
22646 process_single_block_loop_latch, analyze_edges_for_bb,
22647 perform_edge_inserts): Remove.
22648 (expand_phi_nodes): New global function.
22649 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22650 functions, initialize new parameter, remember partitions having a
22652 (finish_out_of_ssa): New global function.
22653 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22654 don't reset in_ssa_p here, don't disable TER when mudflap.
22655 (pass_del_ssa): Remove.
22656 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22658 (execute_free_datastructures): Declare.
22659 * Makefile.in (SSAEXPAND_H): New variable.
22660 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22661 * basic-block.h (commit_one_edge_insertion): Declare.
22662 * passes.c (init_optimization_passes): Move pass_nrv and
22663 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22664 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22665 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22666 (redirect_branch_edge): Deal with super block when expanding, split
22667 out jump patching itself into ...
22668 (patch_jump_insn): ... here, new static helper.
22670 2009-04-26 Michael Matz <matz@suse.de>
22672 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22673 beyond num_ssa_names.
22674 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22675 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22677 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22679 PR inline-asm/39543
22680 * fwprop.c (forward_propagate_asm): New function.
22681 (forward_propagate_and_simplify): Propagate also into __asm, if it
22682 doesn't increase the number of referenced registers.
22685 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22687 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22689 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22690 note_nonlocal_vla_type for nonlocal VLAs.
22691 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22692 contains_remapped_vars, remap_vla_decls): New functions.
22693 (convert_nonlocal_reference_stmt): If not optimizing, call
22694 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22695 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22696 if it wasn't found in var_map.
22697 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22698 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22699 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22701 * gimplify.c (nonlocal_vlas): New variable.
22702 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22704 (gimplify_body): Create and destroy nonlocal_vlas.
22706 * dwarf2out.c (loc_descr_plus_const): New function.
22707 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22708 mem_loc_descriptor, loc_descriptor_from_tree_1,
22709 descr_info_loc, gen_variable_die): Use it.
22711 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22712 !TREE_STATIC VAR_DECLs.
22713 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22714 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22715 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22716 DECL_BY_REFERENCE is valid.
22717 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22718 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22719 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22720 Copy DECL_BY_REFERENCE.
22721 (struct nesting_copy_body_data): New type.
22722 (nesting_copy_decl): New function.
22723 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22724 if they have variable length.
22726 2009-04-26 Michael Matz <matz@suse.de>
22728 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22729 mark new temporaries for renaming.
22731 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22734 * c-decl.c (global_bindings_p): Return negative value.
22735 (c_variable_size): New. Based on variable_size from
22737 (grokdeclarator): Call c_variable_size not variable_size.
22739 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22741 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22743 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22745 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22746 Redefine it to just use mingw/include.
22747 (ASM_SPEC): Rules for -m32 and -m64.
22748 (LINK_SPEC): Use Likewise.
22749 (SPEC_32): New define.
22750 (SPEC_64): Likewise.
22751 (SUB_LINK_SPEC): Likewise.
22752 (MULTILIB_DEFAULTS): New define.
22753 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22754 Add multilib options.
22755 (MULTILIB_DIRNAMES): Likewise.
22756 (MULTILIB_OSDIRNAMES): Likewise.
22757 (LIBGCC): Likewise.
22758 (INSTALL_LIBGCC): Likewise.
22760 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22763 * c-tree.h (enum c_inline_static_type): New.
22764 (record_inline_static): Declare.
22765 * c-decl.c (struct c_inline_static, c_inline_statics,
22766 record_inline_static, check_inline_statics): New.
22767 (pop_file_scope): Call check_inline_statics.
22768 (start_decl): Call record_inline_static instead of pedwarning
22769 directly for static in inline function.
22770 * c-typeck.c (build_external_ref): Call record_inline_static
22771 instead of pedwarning directly for static referenced in inline
22774 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22776 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22777 not new but only being rescanned.
22778 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22779 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22780 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22781 record_set_info, compute_set, grealloc): Remove.
22782 (recompute_all_luids): New function.
22783 (gcse_main): Don't compute sets, and don't do related memory
22784 allocations/free-ing. If something changed before the end of the
22785 pass, update LUIDs using recompute_all_luids.
22786 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22787 (free_gcse_mem): Don't free it either.
22788 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22789 Use the df insn LUIDs.
22790 (load_killed_in_block): Likewise.
22791 (compute_hash_table_work): Don't compute reg_set_in_block.
22792 (compute_transp): Use DF_REG_DEF_CHAINs.
22793 (local_cprop_pass): Don't use compute_sets and related functions.
22794 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22795 Use get_max_uid() instead of max_cuid.
22796 (insert_insn_end_basic_block, pre_insert_copy_insn,
22797 update_ld_motion_stores): Don't try to
22798 keep reg_set tables up to date.
22799 (pre_insert_copies): Use df insn LUIDs.
22800 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22801 (reg_set_info): Don't use extra bitmap argument.
22802 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22803 information to compute regs_set_in_block.
22804 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22805 (bypass_jumps): Don't use compute_sets and friends.
22807 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22810 * opts.c (undocumented_msg): Do not leave blank even with
22813 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22815 * c-decl.c (build_enumerator): Allow values folding to integer
22816 constants but not integer constant expressions with a pedwarn if
22819 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22822 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22823 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22824 type is an integer constant.
22826 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22829 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22832 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22835 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22836 with variably modified return type and no storage class
22837 specifiers, except for the case of nested functions. Distinguish
22838 extern declarations of functions with variably modified return
22839 types from those of objects with variably modified types.
22841 2009-04-25 Jan Hubicka <jh@suse.cz>
22843 * tree.c (list_equal_p): New function.
22844 * tree.h (list_equal_p): Declare.
22845 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22846 basic_block_def, basic_block, const_basic_block): New.
22847 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22848 (redirect_eh_edge): New function.
22849 (make_eh_edge_update_phi): EH edges are not abnormal.
22850 * except.c: Include tree-flow.h.
22851 (list_match): New function.
22852 (eh_region_replaceable_by_p): New function.
22853 (replace_region): New function.
22854 (hash_type_list): New function.
22855 (hash_eh_region): New function.
22856 (eh_regions_equal_p): New function.
22857 (merge_peers): New function.
22858 (remove_unreachable_regions): Verify EH tree when checking;
22860 (copy_eh_region_1): New function.
22861 (copy_eh_region): New function.
22862 (push_reachable_handler): New function.
22863 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22864 regions without label but with live RESX.
22865 * except.h (redirect_eh_edge_to_label): New.
22866 * tree-flow.h (redirect_eh_edge): New.
22867 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22868 basic_block_def, basic_block, const_basic_block): Remove.
22869 * Makefile.in (except.o): Add dependency on tree-flow.h
22870 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22871 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22874 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22877 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22878 on the destination of memcpy.
22880 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22882 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22883 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22884 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22886 2009-04-25 Jan Hubicka <jh@suse.cz>
22888 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22889 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22890 to be reached by different label than left.
22891 (update_eh_edges): Update comment; remove edge_to_remove if possible
22892 and return true if suceeded.
22893 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22894 (cleanup_eh): Compute sharing map.
22895 * except.c (remove_eh_handler_and_replace): Add argument if we should
22897 (remove_unreachable_regions): Update for label sharing.
22898 (label_to_region_map): Likewise.
22899 (get_next_region_sharing_label): New function.
22900 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22902 (remove_eh_handler): Update.
22903 (remove_eh_region_and_replace_by_outer_of): New function.
22904 * except.h (struct eh_region): Add next_region_sharing_label.
22905 (remove_eh_region_and_replace_by_outer_of,
22906 get_next_region_sharing_label): Declare.
22907 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22909 2009-04-25 Jan Hubicka <jh@suse.cz>
22911 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22912 insert code even if they are not critical.
22914 2009-04-25 Jan Hubicka <jh@suse.cz>
22916 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22917 (gimple_can_remove_branch_p): EH edges won't remove branch by
22919 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22920 updating of non-abnormal EH edges.
22921 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22922 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22923 (split_critical_edges): Split also edges where emitting code on them
22924 will lead to splitting later.
22926 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22927 H.J. Lu <hongjiu.lu@intel.com>
22930 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22931 the configured assembler supports fildq and fistpq mnemonics.
22932 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22933 * configure: Regenerated.
22934 * config.in: Ditto.
22936 * config/i386/i386.c (print_operand): Handle 'Z'.
22937 ['z']: Remove handling of special fild/fist suffixes.
22938 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22939 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22940 suffix of fild insn.
22941 (*floatsi<mode>2_vector_mixed): Ditto.
22942 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22943 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22944 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22945 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22946 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22948 2009-04-25 Ben Elliston <bje@au.ibm.com>
22950 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22951 the source of a set operation.
22953 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22955 * target.h (struct gcc_target): Add case_values_threshold field.
22956 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22957 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22958 * targhooks.c (default_case_values_threshold): New function.
22959 * targhooks.h (default_case_values_threshold): Declare function.
22960 * stmt.c (expand_case): Use case_values_threshold target hook.
22961 * expr.h (case_values_threshold): Remove declartation.
22962 * expr.c (case_values_threshold): Remove function.
22963 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22965 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22966 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22967 (avr_case_values_threshold): Declare as static.
22968 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22970 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22971 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22972 (mn10300_case_values_threshold): New function.
22974 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22976 * ira.c (setup_cover_and_important_classes): Add enum cast.
22978 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22980 * genpreds.c (write_enum_constraint_num): Output definition of
22981 CONSTRAINT_NUM_DEFINED_P macro.
22982 * ira.c (setup_cover_and_important_classes): Use
22983 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22985 2009-04-24 DJ Delorie <dj@redhat.com>
22987 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22988 __SH2A_SINGLE_ONLY__ also.
22990 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22992 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22993 (movdf_internal): Ditto.
22994 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22995 SFmode and DFmode constants.
22996 (ia64_print_operand): Add 'G' format for printing
22997 floating point constants.
22999 2009-04-24 Richard Guenther <rguenther@suse.de>
23001 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23002 from unsigned additions.
23004 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23006 * c-typeck.c (set_init_index): Allow array designators that are
23007 not integer constant expressions with a pedwarn if pedantic.
23009 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23011 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23012 zero if no overlap in nonzero bits between the operands.
23014 2009-04-24 Ian Lance Taylor <iant@google.com>
23016 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23017 (record_dead_and_set_regs): Likewise.
23018 * df.h (struct df_mw_hardreg): Change flags field to int.
23019 (struct df_base_ref): Likewise.
23020 (struct df): Change changeable_flags field to int.
23021 * df-scan.c (df_defs_record): Change clobber_flags to int.
23022 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23023 constants rather than #define macros.
23024 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23025 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23026 (enum dwarf_calling_convention): Likewise.
23027 (enum dwarf_line_number_x_ops): Likewise.
23028 (enum dwarf_call_frame_info): Likewise.
23029 (enum dwarf_source_language): Likewise.
23030 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23031 (add_calling_convention_attribute): Likewise.
23032 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23033 (combine_comparisons): Change compcode to int. Add cast to enum type.
23034 * genrecog.c (maybe_both_true_2): Change c to int.
23035 (write_switch): Likewise. Add cast to enum type.
23036 * gimplify.c (gimplify_omp_for): Handle return values from
23037 gimplify_expr using MIN rather than bitwise or.
23038 (gimplify_expr): Add cast to enum type.
23039 * ipa-prop.c (update_jump_functions_after_inlining): Change
23040 IPA_BOTTOM to IPA_JF_UNKNOWN.
23041 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23042 Add casts to enum type.
23043 (setup_cover_and_important_classes): Change cl to int. Add casts
23045 (setup_class_translate): Change cl and mode to int.
23046 (ira_init_once): Change mode to int.
23047 (free_register_move_costs): Likewise.
23048 (setup_prohibited_mode_move_regs): Add casts to enum type.
23049 * langhooks.c (add_builtin_function_common): Rework assertion that
23050 value fits bitfield.
23051 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23052 * omega.c (omega_do_elimination): Avoid math on enum types.
23053 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23054 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23055 int local to handle integral_argment value.
23056 * regmove.c (try_auto_increment): Change PUT_MODE to
23058 * reload.c (push_secondary_reload): Add casts to enum type.
23059 (secondary_reload_class, find_valid_class): Likewise.
23060 * reload1.c (emit_input_reload_insns): Likewise.
23061 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23062 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23063 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23065 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23066 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23068 (expand_complex_libcall): Add casts to enum type.
23069 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23070 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23071 with ERROR_MARK, not NUM_TREE_CODES.
23072 (vect_create_epilog_for_reduction): Likewise.
23073 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23074 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23075 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23077 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23078 vect_unused_in_loop. Change 0 to loop_vect.
23079 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23080 * var-tracking.c (get_init_value): Change return type to enum
23082 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23083 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23085 (arm_override_options): Add casts to enum type.
23086 (arm_emit_tls_decoration): Likewise.
23087 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23089 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23090 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23091 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23093 * config/s390/s390.c (code_for_builtin_64): Change to array of
23095 (code_for_builtin_31): Likewise.
23096 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23098 * config/sparc/sparc.c (sparc_override_options): Change value
23099 field in struct code_model to enum cmodel. In initializer change
23100 0 to NULL and add cast to enum type.
23102 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23103 Change all callers. Issue a -Wc++-compat warning using
23104 lhs_origtype if necessary.
23105 (convert_for_assignment): Issue -Wc++-compat warnings about
23106 invalid conversions to enum type on assignment.
23107 * c-common.h (build_modify_expr): Update declaration.
23109 2009-04-24 Nick Clifton <nickc@redhat.com>
23111 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23112 (function_arg_advance): Likewise.
23113 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23116 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23118 * config/s390/constraints.md ('I', 'J'): Fix condition.
23120 2009-04-24 Diego Novillo <dnovillo@google.com>
23122 * gengtype-parse.c (parse_error): Add newline after message.
23124 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23126 * config/i386/sse.md (avxmodesuffixs): Removed.
23127 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23128 (*avx_pinsr<ssevecsize>): This.
23130 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23132 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23133 follow chains of regs with a single definition, and allow expressions
23134 that are function_invariant_p.
23135 (simple_rhs_p): Allow expressions that are function_invariant_p.
23137 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23139 PR middle-end/39867
23140 * fold-const.c (fold_cond_expr_with_comparison): When folding
23141 > and >= to MAX, make sure the MAX uses the same type as the
23142 comparison's operands.
23144 2009-04-24 Nick Clifton <nickc@redhat.com>
23146 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23147 addressing for DImode accesses.
23148 (frv_print_operand_address): Handle PLUS case.
23149 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23151 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23153 PR rtl-optimization/39794
23154 * alias.c (canon_true_dependence): Add x_addr argument.
23155 * rtl.h (canon_true_dependence): Adjust prototype.
23156 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23157 * cselib.c (cselib_invalidate_mem): Likewise.
23158 * gcse.c (compute_transp): Likewise.
23159 * dse.c (scan_reads_nospill): Likewise.
23160 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23161 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23162 canon_base_addr of the group, plus optional offset.
23163 (struct group_info): Rename canon_base_mem to
23165 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23166 canon_rtx of base_mem.
23168 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23170 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23171 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23173 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23175 * config/spu/spu-builtins.h: Delete file.
23177 * config/spu/spu.h (enum spu_builtin_type): Move here from
23179 (struct spu_builtin_description): Likewise. Add GTY marker.
23180 Do not use enum spu_function_code or enum insn_code.
23181 (spu_builtins): Add extern declaration.
23183 * config/spu/spu.c: Do not include "spu-builtins.h".
23184 (enum spu_function_code, enum spu_builtin_type_index,
23185 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23186 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23187 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23188 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23189 (spu_builtin_types): Make static. Add GTY marker.
23190 (spu_builtins): Add extern declaration with GTY marker.
23191 Include "gt-spu.h".
23193 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23194 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23195 Check programmatically whether all parameters are scalar.
23197 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23199 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23201 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23202 assignment from the constructor either if the target is volatile.
23204 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23206 * config/arm/arm.md (insv): Do not share operands[0].
23208 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23210 * config/vxlib-tls.c (active_tls_threads): Delete.
23211 (delete_hook_installed): New.
23212 (tls_delete_hook): Don't delete the delete hook.
23213 (tls_destructor): Delete it here.
23214 (__gthread_set_specific): Adjust installing the delete hook.
23215 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23216 __gthread_leave_tsd_dtor_context.
23218 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23220 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23222 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23224 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23226 (alpha_rtx_costs): Ditto.
23227 (emit_unlikely_jump): Use add_reg_note.
23228 (emit_frame_store_1): Ditto.
23229 (alpha_expand_prologue): Ditto.
23230 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23231 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23233 2009-04-23 Nick Clifton <nickc@redhat.com>
23235 * config/v850/v850.md (epilogue): Remove suppressed code.
23236 (return): Rename to return_simple and remove test of frame size.
23237 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23238 to gen_return_simple.
23240 2009-04-22 Jing Yu <jingyu@google.com>
23243 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23245 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23248 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23249 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23250 value is a VECTOR_CST, the element type is the element type of the
23253 2009-04-22 DJ Delorie <dj@redhat.com>
23255 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23257 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23259 * alias.c (find_base_term): Move around LO_SUM case, so that
23260 CONST falls through into PLUS/MINUS handling.
23263 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23264 into 0, use omit_one_operand.
23266 2009-04-23 Ben Elliston <bje@au.ibm.com>
23268 * config/rs6000/linux-unwind.h (get_regs): Remove type
23269 puns. Change the type of `pc' to an array of unsigned ints and
23270 update all users. Constify frame24.
23272 2009-04-22 DJ Delorie <dj@redhat.com>
23274 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23275 declarations before code.
23276 (current_function_special_page_vector): Likewise.
23277 (m32c_expand_insv): Silence a warning.
23279 2009-04-21 Taras Glek <tglek@mozilla.com>
23281 * alias.c: Update GTY annotations to new syntax.
23282 * basic-block.h: Likewise.
23283 * bitmap.h: Likewise.
23284 * c-common.h: Likewise.
23285 * c-decl.c: Likewise.
23286 * c-parser.c: Likewise.
23287 * c-pragma.c: Likewise.
23288 * c-tree.h: Likewise.
23289 * cfgloop.h: Likewise.
23290 * cgraph.h: Likewise.
23291 * config/alpha/alpha.c: Likewise.
23292 * config/arm/arm.h: Likewise.
23293 * config/avr/avr.h: Likewise.
23294 * config/bfin/bfin.c: Likewise.
23295 * config/cris/cris.c: Likewise.
23296 * config/darwin.c: Likewise.
23297 * config/frv/frv.c: Likewise.
23298 * config/i386/i386.c: Likewise.
23299 * config/i386/i386.h: Likewise.
23300 * config/i386/winnt.c: Likewise.
23301 * config/ia64/ia64.h: Likewise.
23302 * config/iq2000/iq2000.c: Likewise.
23303 * config/mips/mips.c: Likewise.
23304 * config/mmix/mmix.h: Likewise.
23305 * config/pa/pa.c: Likewise.
23306 * config/pa/pa.h: Likewise.
23307 * config/rs6000/rs6000.c: Likewise.
23308 * config/s390/s390.c: Likewise.
23309 * config/sparc/sparc.c: Likewise.
23310 * config/xtensa/xtensa.c: Likewise.
23311 * cselib.h: Likewise.
23312 * dbxout.c: Likewise.
23313 * dwarf2out.c: Likewise.
23314 * except.c: Likewise.
23315 * except.h: Likewise.
23316 * fixed-value.h: Likewise.
23317 * function.c: Likewise.
23318 * function.h: Likewise.
23319 * gimple.h: Likewise.
23320 * integrate.c: Likewise.
23321 * optabs.c: Likewise.
23322 * output.h: Likewise.
23323 * real.h: Likewise.
23325 * stringpool.c: Likewise.
23326 * tree-data-ref.c: Likewise.
23327 * tree-flow.h: Likewise.
23328 * tree-scalar-evolution.c: Likewise.
23329 * tree-ssa-address.c: Likewise.
23330 * tree-ssa-alias.h: Likewise.
23331 * tree-ssa-operands.h: Likewise.
23332 * tree.c: Likewise.
23333 * tree.h: Likewise.
23334 * varasm.c: Likewise.
23335 * varray.h: Likewise.
23337 * coretypes.h: Do not define GTY macro if it is already defined.
23338 * doc/gty.texi: Update GTY documentation to new syntax.
23339 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23340 annotations on structs.
23341 * gengtype-parse.c: Likewise.
23343 2009-04-22 Mark Heffernan <meheff@google.com>
23345 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23347 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23349 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23352 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23354 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23355 the same as a PLUS without a shift. Increase the cost of a
23358 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23360 * Makefile.in: Update dependencies.
23361 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23362 * errors.h: Remove bogus comment about compatibility.
23363 (warning): Update declaration.
23364 * genautomata.c: Update all calls to warning.
23365 * gimple.c: Do not include errors.h. Include toplev.h.
23366 * tree-ssa-structalias.c: Do not include errors.h.
23367 * omega.c: Likewise.
23368 * tree-ssa-reassoc.c: Likewise.
23369 * config/spu/spu-c.c: Likewise.
23370 * config/spu/t-spu-elf: Update dependencies.
23372 2009-04-22 Richard Guenther <rguenther@suse.de>
23374 PR tree-optimization/39824
23375 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23376 make sure the types are compatible.
23378 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23381 * c-common.c (c_parse_error): Take a token_flags parameter.
23382 Use token_type for the token type instead.
23383 Pass token_flags to cpp_type2name.
23384 * c-common.h (c_parse_error): Update declaration.
23385 * c-parser.c (c_parser_error): Pass 0 as token flags.
23387 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23389 PR rtl-optimization/39580
23390 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23392 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23394 * function.c (expand_function_end): Do not emit a jump to the "naked"
23395 return label for fall-through returns.
23396 * except.c (sjlj_emit_function_exit): Always place the call to the
23397 unregister function at the location installed by expand_function_end.
23399 2009-04-22 Richard Guenther <rguenther@suse.de>
23401 PR tree-optimization/39845
23402 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23403 (gen_inbound_check): Likewise.
23405 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23407 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23409 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23410 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23412 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23414 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23415 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23416 shift counts to avoid out-of-bounds array accesses.
23418 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23420 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23421 (Pmode): Move above.
23423 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23425 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23426 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23427 GET_CODE macro. Use IN_RANGE macro where appropriate.
23428 * config/alpha/alpha.h: Ditto.
23429 * config/alpha/alpha.md: Ditto.
23430 * config/alpha/constraints.md: Ditto.
23431 * config/alpha/predicates.md: Ditto.
23433 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23435 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23436 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23437 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23438 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23439 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23440 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23441 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23442 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23443 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23444 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23445 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23446 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23447 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23448 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23449 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23450 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23451 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23452 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23453 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23454 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23455 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23456 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23457 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23458 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23459 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23460 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23461 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23463 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23465 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23466 references from comments.
23467 * cfgbuild.c (count_basic_blocks): Delete.
23468 (find_basic_blocks_1): Delete.
23469 (find_basic_blocks): Delete.
23470 * except.c (finish_eh_generation): Make static. Move comment from
23471 except.h here. Remove find_basic_blocks references from comments.
23472 * except.h (finish_eh_generation): Delete.
23473 * basic-block.h (find_basic_blocks): Delete.
23474 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23476 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23478 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23479 (sdbout_parms): Likewise.
23481 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23483 * config/sh/sh.c (prepare_cbranch_operands): Use
23484 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23485 (expand_cbranchdi4): Likewise.
23486 (from_compare): Add cast to enum type.
23487 (expand_cbranchsi4): Use add_reg_note.
23488 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23489 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23490 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23491 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23492 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23493 instead of CODE_FOR_nothing.
23494 (cbranchdi4): Likewise. Fix the order of arguments for
23496 (push_fpscr): Use add_reg_note.
23497 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23498 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23500 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23502 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23503 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23504 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23505 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23506 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23507 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23508 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23509 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23510 config/alpha/x-vms, config/arc/t-arc,
23511 config/arm/README-interworking, config/arm/arm-c.c,
23512 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23513 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23514 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23515 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23516 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23517 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23518 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23519 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23520 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23521 config/cris/t-elfmulti, config/crx/t-crx,
23522 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23523 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23524 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23525 config/h8300/t-h8300, config/i386/athlon.md,
23526 config/i386/darwin-libgcc.10.4.ver,
23527 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23528 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23529 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23530 config/i386/t-linux64, config/i386/t-nwld,
23531 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23532 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23533 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23534 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23535 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23536 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23537 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23538 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23539 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23540 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23541 config/m68k/t-uclinux, config/mcore/t-mcore,
23542 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23543 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23544 config/mips/crtn.asm, config/mips/irix-crti.asm,
23545 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23546 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23547 config/mips/mips-fixed.md, config/mips/sb1.md,
23548 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23549 config/mips/t-iris6, config/mips/t-isa3264,
23550 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23551 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23552 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23553 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23554 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23555 config/mn10300/t-linux, config/mn10300/t-mn10300,
23556 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23557 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23558 config/picochip/libgccExtras/clzsi2.asm,
23559 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23560 config/rs6000/darwin-libgcc.10.4.ver,
23561 config/rs6000/darwin-libgcc.10.5.ver,
23562 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23563 config/rs6000/t-aix43, config/rs6000/t-aix52,
23564 config/rs6000/t-darwin, config/rs6000/t-fprules,
23565 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23566 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23567 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23568 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23569 config/rs6000/t-rtems, config/rs6000/t-spe,
23570 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23571 config/score/t-score-elf, config/sh/divcost-analysis,
23572 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23573 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23574 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23575 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23576 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23577 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23578 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23579 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23580 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23581 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23582 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23583 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23584 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23585 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23586 * config/h8300/genmova.sh: Include copyright and license notices
23587 in generated output.
23588 * config/h8300/mova.md: Regenerate.
23589 * doc/install.texi2html: Include word "Copyright" in copyright
23590 notice and use name "Free Software Foundation, Inc.".
23591 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23592 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23593 ChangeLog-2007, ChangeLog-2008: Correct dates.
23595 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23597 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23598 NE_EXPR operations as well.
23599 * c-parser.c (c_parser_condition): Do not set location information on
23601 (c_parser_conditional_expression): Likewise.
23602 (c_parser_binary_expression): Set location information on operators.
23603 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23604 TRUTH_NOT_EXPR has been folded.
23605 * fold-const.c (fold_truth_not_expr): Copy location information from
23606 the incoming expression to the outgoing one.
23607 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23608 recursive calls on the LHS of the operator but pass that of the
23609 operator to recursive calls on the RHS of the operator. Set it
23611 (shortcut_cond_expr): Set the locus of the operator on the second
23612 COND_EXPR and that of the expression on the first in degenerate cases.
23613 Pass the locus of the expression to calls to shortcut_cond_r.
23614 Set the locus of the 'then' block on the associated jump, if any.
23615 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23616 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23617 expression to call to gimplify_boolean_expr.
23619 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23621 * config.gcc: Add additional configuration for
23622 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23623 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23624 (CPP_SPEC): Redefine for allowing -municode option.
23625 (STARTFILE_SPEC): Likewise.
23626 * config/i386/t-mingw-w64: New.
23627 * config/i386/mingw-w64.opt: New.
23628 (municode): Add new target option.
23629 * doc/invoke.texi (municode): Add documentation for new option.
23631 2009-04-21 Ian Lance Taylor <iant@google.com>
23633 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23634 Correct test for number of arguments.
23635 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23637 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23639 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23640 argument of emit_library_call.
23642 2009-04-21 Richard Guenther <rguenther@suse.de>
23644 PR middle-end/39829
23645 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23646 inside VIEW_CONVERT_EXPRs.
23648 2009-04-21 Martin Jambor <mjambor@suse.cz>
23650 * tree-switch-conversion.c (build_constructors): Split a long line.
23651 (constructor_contains_same_values_p): New function.
23652 (build_one_array): Create assigns of constants if possible, do not
23653 call mark_sym_for_renaming, call update_stmt.
23654 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23655 make_rename_temp. Do not call mark_symbols_for_renaming, call
23657 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23658 find_new_referenced_vars, call update_stmt.
23659 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23660 instead of calling make_rename_temp. Do not call
23661 find_new_referenced_vars or mark_symbols_for_renaming, call
23664 2009-04-21 Richard Guenther <rguenther@suse.de>
23666 PR tree-optimization/39827
23667 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23668 (tree_ssa_phiprop): Pass the correct array size.
23670 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23672 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23674 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23677 * c-typeck.c (lvalue_p): Move declaration ...
23678 * c-common.h (lvalue_p): ... to here.
23679 * c-common.c (candidate_equal_p): New.
23680 (add_tlist): Use it.
23681 (merge_tlist): Use it.
23682 (warn_for_collisions_1): Likewise.
23683 (warning_candidate_p): Accept more candidates.
23684 (verify_tree): A warning candidate can be an expression. Use
23687 2009-04-21 Ben Elliston <bje@au.ibm.com>
23690 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23691 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23692 options. Remove -mcall-solaris documentation.
23694 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23697 * doc/invoke.texi (-Wlong-long): Update description.
23698 * c-lex (interpret_integer): Only warn if there was no previous
23699 overflow and -Wlong-long is enabled.
23700 * c-decl.c (declspecs_add_type): Drop redundant flags.
23701 * c.opt (Wlong-long): Init to -1.
23702 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23703 and front-end warn_long_long. Wlong-long only depends on other
23704 flags if it is uninitialized.
23705 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23706 the same for CPP and FE.
23707 (restore_extension_diagnostics): Likewise.
23709 2009-04-20 Ian Lance Taylor <iant@google.com>
23711 Fix enum conversions which are invalid in C++:
23712 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23713 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23714 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23715 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23716 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23717 (dbxout_parms): Likewise.
23718 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23719 (df_clear_flags): Likewise.
23720 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23721 top_flag parameter to int.
23722 (df_chain_create_bb_process_use): Likewise.
23723 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23725 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23726 (df_ref_create_structure, df_def_record_1): Likewise.
23727 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23728 (df_notes_rescan): Change 0 to VOIDmode in function call.
23729 (df_get_call_refs, df_insn_refs_collect): Likewise.
23730 (df_bb_regs_collect): Likewise.
23731 (df_entry_block_defs_collect): Likewise.
23732 (df_exit_block_uses_collect): Likewise.
23733 * df.h: Update declarations.
23734 * double-int.c (double_int_divmod): Add cast to enum type.
23735 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23736 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23737 (based_loc_descr): Likewise.
23738 (loc_descriptor_from_tree_1): Change first_op and second_op to
23739 enum dwarf_location_atom. Add cast to enum type.
23740 * expmed.c (init_expmed): Change 0 to SET in function call.
23741 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23742 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23743 (do_store_flag): Likewise.
23744 * fixed-value.h (struct fixed_value): Change mode to enum
23746 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23747 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23749 (insert_insn_decl, insert_decl, insert_state): Likewise.
23750 (automata_list_finish): Likewise.
23751 * genrecog.c (process_define_predicate): Add cast to enum type.
23752 * gensupport.c (init_predicate_table): Add cast to enum type.
23753 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23755 (gimple_build_call_1, gimple_build_label): Likewise.
23756 (gimple_build_goto, gimple_build_asm_1): Likewise.
23757 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23758 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23759 (enum fallback): Rename from enum fallback_t.
23760 (fallback_t): Typedef as int.
23761 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23762 GSI_SAME_STMT in function call.
23763 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23765 (setup_reg_class_relations): Likewise.
23766 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23767 (setup_prohibited_class_mode_regs): Add cast to enum type.
23768 (setup_prohibited_mode_move_regs): Likewise.
23769 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23770 (record_address_regs): Change i to enum reg_class.
23771 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23772 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23773 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23774 (GET_MODE_2XWIDER_MODE): Likewise.
23775 (GET_CLASS_NARROWEST_MODE): Likewise.
23776 * omp-low.c (expand_omp_for): Add cast to enum type.
23777 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23778 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23779 * postreload.c (reload_cse_simplify_operands): Change rclass local
23781 * predict.c (combine_predictions_for_insn): Change best_predictor
23782 and predictor to enum br_predictor.
23783 (combine_predictions_for_bb): Likewise.
23784 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23785 use SET_PREDICT_EXPR_OUTCOME.
23786 * real.c (real_arithmetic): Change icode to code in function call.
23787 * reginfo.c (init_move_cost): Add casts to enum type.
23788 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23789 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23791 * reload.c (find_valid_class): Add casts to enum type.
23792 (push_reload): Change 0 to NO_REGS in function call.
23793 (find_reloads): Change this_alternative to array of enum
23794 reg_class. Remove some now-unnecessary casts.
23795 (make_memloc): Change 0 to VOIDmode in function call.
23796 * reload1.c (reload): Change 0 to VOIDmode in function call.
23797 (eliminate_regs_1, elimination_effects): Likewise.
23798 (eliminate_regs_in_insn): Likewise.
23799 (emit_input_reload_insns): Add cast to enum type.
23800 (delete_output_reload): Change 0 to VOIDmode in function call.
23801 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23802 to enum type in function call.
23803 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23804 (SET_PREDICT_EXPR_OUTCOME): Define.
23805 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23806 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23807 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23808 (dump_function): Likewise.
23809 * tree-dump.h: Update declarations.
23810 * tree-pass.h: Update declarations.
23811 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23812 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23814 (arm_rtx_costs_1): Correct parenthesization.
23815 (arm_rtx_costs): Add casts to enum type.
23816 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23817 (vfp_emit_fstmd): Use add_rg_note.
23818 (emit_multi_reg_push, emit_sfm): Likewise.
23819 (thumb_set_frame_pointer): Likewise.
23820 (arm_expand_prologue): Likewise.
23821 (arm_regno_class): Change return type to enum reg_class.
23822 (thumb1_expand_prologue): Use add_reg_note.
23823 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23824 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23826 * config/arm/gentune.sh: Add cast to enum type.
23827 * config/arm/arm-tune.md: Rebuild.
23828 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23829 (ix86_split_fp_branch, predict_jump): Likewise.
23830 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23831 insn_code to enum rtx_code.
23832 (ix86_builtin_vectorized_function): Add cast to enum type.
23833 * config/i386/i386.md (truncdfsf2): Change slot to enum
23835 (truncxf<mode>2, isinf<mode>2): Likewise.
23836 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23838 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23839 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23840 (insert_bundle_state): Change 1 to INSERT in function call.
23841 (ia64_add_bundle_selector_before): Likewise.
23842 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23843 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23844 (restore_stack_nonlocal): Likewise.
23845 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23847 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23849 (mips_rtx_costs): Likewise.
23850 (mips_override_options): Add casts to enum type.
23851 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23853 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23854 (store_reg, set_reg_plus_d): Likewise.
23855 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23856 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23858 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23860 (emit_unlikely_jump): Use add_reg_note.
23861 (rs6000_emit_allocate_stack): Likewise.
23862 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23863 (output_toc): Change 1 to INSERT in function call.
23864 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23865 (rs6000_initialize_trampoline): Likewise.
23866 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23868 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23869 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23870 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23871 (save_gprs): Use add_reg_note.
23872 (s390_emit_prologue): Likewise.
23873 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23874 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23875 (sparc_fold_builtin): Add cast to enum type.
23876 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23878 (spu_expand_prologue): Use add_reg_note.
23879 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23881 2009-04-20 Ian Lance Taylor <iant@google.com>
23883 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23884 (c_parser_postfix_expression_after_primary): Get VEC for list of
23885 arguments. Get original types of arguments. Call
23886 build_function_call_vec.
23887 (cached_expr_list_1, cached_expr_list_2): New static variables.
23888 (c_parser_expr_list): Change return type to VEC *. Add
23889 p_orig_types parameter. Change all callers.
23890 (c_parser_release_expr): New static function.
23891 (c_parser_vec_to_tree_list): New static function.
23892 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23893 call build_function_call_vec.
23894 (build_function_call_vec): New function, based on old
23895 build_function_call.
23896 (convert_arguments): Remove nargs and argarray parameters. Change
23897 values to a VEC. Add origtypes parameter.
23898 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23899 (convert_for_assignment): Add origtype parameter. Change all
23900 callers. If warn_cxx_compat, check for conversion to an enum
23901 type when calling a function.
23902 (store_init_value): Add origtype parameter. Change all callers.
23903 (digest_init): Likewise.
23904 (struct init_node): Add origtype field.
23905 (add_pending_init): Add origtype parameter. Change all callers.
23906 (output_init_element): Likewise.
23907 (output_pending_init_elements): Pass origtype from init_node to
23908 output_init_element.
23909 (process_init_element): Pass origtype from c_expr to
23910 output_init_element.
23911 (c_finish_return): Add origtype parameter. Change all callers.
23912 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23914 (sync_resolve_params): Likewise.
23915 (sync_resolve_return): Change params to first_param. Change caller.
23916 (resolve_overloaded_builtins): Change params to VEC *. Change
23917 callers. Save first parameter around call to build_function_call_vec.
23918 * c-decl.c (finish_decl): Add origtype parameter. Change all
23919 callers. Call build_function_call_vec rather than
23920 build_function_call for cleanup.
23921 * c-tree.h: Update declarations.
23922 * c-common.h: Update declarations.
23923 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23924 params to first_param.
23925 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23926 params parameter from tree to void *.
23927 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23928 Change arglist parameter to have type void *, and to be a pointer
23930 * config/rs6000/rs6000-protos.h
23931 (altivec_resolve_overloaded_builtin): Update declaration.
23932 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23933 fnargs parameter to have type void *, and to be a pointer to a
23934 VEC. Call build_function_call_vec instead of
23935 build_function_call.
23936 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23938 2009-04-20 Joey Ye <joey.ye@intel.com>
23939 Xuepeng Guo <xuepeng.guo@intel.com>
23940 H.J. Lu <hongjiu.lu@intel.com>
23942 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23944 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23945 (IX86_LEA_PRIORITY): Likewise.
23946 (distance_non_agu_define): New function.
23947 (distance_agu_use): Likewise.
23948 (ix86_lea_for_add_ok): Likewise.
23949 (ix86_dep_by_shift_count): Likewise.
23951 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23952 should split for LEA.
23954 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23956 (ix86_dep_by_shift_count): Likewise.
23958 2009-04-20 Richard Guenther <rguenther@suse.de>
23960 * expr.c (handled_component_p): Move ...
23961 * tree.h (handled_component_p): ... here.
23962 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23963 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23964 and REALPART_EXPR to be in one group.
23966 2009-04-20 Richard Guenther <rguenther@suse.de>
23968 * basic-block.h (get_all_dominated_blocks): Declare.
23969 * dominance.c (get_all_dominated_blocks): New function.
23970 * tree-cfg.c (get_all_dominated_blocks): Remove.
23971 (remove_edge_and_dominated_blocks): Adjust.
23972 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23973 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23974 instead of recursing.
23976 2009-04-20 Doug Kwan <dougkwan@google.com>
23978 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23979 (struct cgraph_node_set_def): New type.
23980 (cgraph_node_set) New type. Also declare vector functions.
23981 (struct cgraph_node_set_element_def): New type.
23982 (cgraph_node_set_element): Ditto.
23983 (cgraph_node_set_iterator): New iterator type.
23984 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23985 cgraph_node_set_remove, dump_cgraph_node_set,
23986 debug_cgraph_node_set): New prototypes.
23987 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23988 cgraph_node_set_size): New inlines.
23989 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23990 including cgraph.h.
23991 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23992 argument to function 'write_summary'.
23993 * ipa.c: Include ggc.h.
23994 (hash_cgraph_node_set_element,
23995 eq_cgraph_node_set_element, cgraph_node_set_new,
23996 cgraph_node_set_add, cgraph_node_set_remove,
23997 cgraph_node_set_find, dump_cgraph_node_set,
23998 debug_cgraph_node_set): New functions.
23999 * Makefile.in (ipa.o): Add dependency on GGC_H.
24001 2009-04-20 Ira Rosen <irar@il.ibm.com>
24003 PR tree-optimization/39675
24004 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24005 check of the return code of vect_schedule_slp. Check that
24006 stmt_vec_info still exists for the statement, before checking its
24007 vectorization type.
24009 2009-04-20 Michael Matz <matz@suse.de>
24011 * Makefile.in (generated_files): Take out $(simple_generated_c).
24013 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24015 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24016 (UINTPTR_TYPE): Likewise.
24018 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24021 * c-typeck.c (digest_init): Check for initializing an array with a
24024 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24027 * c-semantics.c (pop_stmt_list): Propagate
24028 STATEMENT_LIST_HAS_LABEL to parent statement list.
24030 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24032 * config/mips/mips.h (mips_tune_attr): New macro.
24033 * config/mips/mips.md (cpu): Use it.
24035 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24038 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24041 2009-04-19 Diego Novillo <dnovillo@google.com>
24043 * toplev.c (compile_file): Move call to coverage_finish ...
24044 * cgraphunit.c (ipa_passes): ... here.
24045 Call cgraph_process_new_functions.
24046 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24047 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24049 2009-04-19 Jan Hubicka <jh@suse.cz>
24051 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24053 (dump_cgraph_node): Dump can throw external flag.
24054 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24056 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24060 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24061 * common.opt (Wlogical-op): Move from here...
24062 * c.opt (Wlogical-op): ... to here.
24063 * c-typeck.c (parser_build_binary_op): Update call to
24064 warn_logical_operator.
24065 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24067 * c-common.c (warn_logical_op): Update.
24068 * c-common.h (warn_logical_op): Update declaration.
24070 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24072 * tree.c (protected_set_expr_location): Fix formatting.
24074 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24077 * c-typeck.c (readonly_warning): new.
24078 (build_unary_op, build_modify_expr): Use readonly_warning for
24079 storing into something readonly but not const-qualified.
24081 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24084 * c-typeck.c (build_unary_op): Check for taking address of
24085 expression of type void.
24087 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24090 * c-typeck.c (build_function_call): Check for calling a function
24091 with qualified void return types. Call require_complete_type when
24094 2009-04-18 Jan Hubicka <jh@suse.cz>
24096 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24098 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24099 can_throw_external flag.
24100 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24101 * ipa-pure-const.c (ignore_edge): New function.
24102 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24103 only over can_throw_external edges.
24104 (local_pure_const): Add nothrow flag.
24105 * ipa-utils.c (searchc): Add ignore_edge callback.
24106 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24107 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24108 (set_nothrow_function_flags): Update cgraph.
24109 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24111 2009-04-18 Richard Guenther <rguenther@suse.de>
24113 PR middle-end/39804
24114 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24115 (fold_stmt): ... this and ...
24116 (fold_stmt_inplace): ... this.
24117 (fold_stmt_1): Fold references in calls and asms.
24118 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24120 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24122 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24123 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24125 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24127 * tree.c (function_args_count): Remove.
24128 * tree.h: Remove the prototype for function_args_count.
24130 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24132 * tree-iterator.c (expr_only): Remove.
24133 * tree.h: Remove the prototype for expr_only.
24135 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24137 * reginfo.c (cannot_change_mode_set_regs): Remove.
24138 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24140 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24142 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24143 whether operands 0 and 1 overlaps.
24145 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24147 PR middle-end/36902
24148 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24149 pointer. Use warning_at instead of warning.
24150 (search_for_addr_array): Likewise.
24151 (check_array_bounds): Likewise.
24152 (check_all_array_refs): Check that the incoming edge is not in the
24153 list of edges to be removed.
24154 (check_all_array_refs): Avoid the temporal pointer.
24155 (vrp_visit_cond_stmt): Fix typo.
24156 (simplify_switch_using_ranges): Handle the case where the switch
24157 index is an integer constant.
24159 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24161 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24163 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24165 * doc/extend.texi, doc/invoke.texi: Fix typos.
24167 2009-04-17 Cary Coutant <ccoutant@google.com>
24169 * tree-flow-inline.h (get_lineno): Fix inverted test.
24171 2009-04-17 Diego Novillo <dnovillo@google.com>
24173 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24174 assertion for AVAIL_OUT.
24176 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24179 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24180 * config/sh/linux-atomic.asm: Likewise.
24182 2009-04-17 Diego Novillo <dnovillo@google.com>
24184 * except.c (debug_eh_tree): New.
24185 (struct eh_region, struct eh_status): Move ...
24186 * except.h: ... here.
24187 (add_type_for_runtime): Declare extern.
24188 (lookup_type_for_runtime): Likewise.
24189 (debug_eh_tree): Declare.
24190 * Makefile.in (GTFILES): List except.h before except.c
24192 2009-04-17 Diego Novillo <dnovillo@google.com>
24194 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24195 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24196 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24197 (find_vars_r): ... here.
24198 * tree-flow.h (find_referenced_vars_in): Declare.
24199 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24200 that AVAIL_OUT exists for BLOCK.
24201 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24202 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24203 (tree-parloops.o): Likewise.
24205 2009-04-17 Simon Baldwin <simonb@google.com>
24207 * toplev.c (default_tree_printer): Add handling for %E format.
24209 2009-04-17 Diego Novillo <dnovillo@google.com>
24211 * tree-pretty-print.c (dump_generic_node): Add break after
24212 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24213 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24214 FUNCTION_TYPE together. Call print_struct_decl when printing
24215 structures and TDF_SLIM is not given.
24216 (print_struct_decl): Fix logic for detecting recursion.
24218 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24221 * gcc.c (create_at_file): New.
24222 (compile_input_file_p): New.
24223 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24224 * main.c (main): Update call to toplev_main.
24225 * toplev.c (toplev_main): Change signature. Call expandargv.
24226 * toplev.h (toplev_main): Change signature.
24228 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24230 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24231 if the latter is not constant.
24233 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24235 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24237 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24239 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24240 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24242 2009-04-17 Richard Guenther <rguenther@suse.de>
24244 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24245 Handle component references view-converting an invariant address.
24247 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24249 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24250 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24251 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24252 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24253 Use @deftypevr rather than @deftypevar.
24255 2009-04-17 Richard Guenther <rguenther@suse.de>
24257 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24258 (get_prop_source_stmt): Likewise.
24259 (can_propagate_from): Likewise.
24261 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24263 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24264 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24265 (--with-multilib-list): Add default value.
24266 * configure: Regenerate.
24267 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24268 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24269 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24270 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24271 Don't add default cpu to multilib list unnecessarily, but do enable
24272 the relevant compiler option..
24273 Add support for --with-multilib-list=<blank> and
24274 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24275 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24276 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24277 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24278 TM_MULTILIB_CONFIG.
24279 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24280 (MULTILIB_OSDIRNAMES): New variable.
24281 * config/sh/t-1e: Delete file.
24282 * config/sh/t-mlib-sh1: Delete file.
24283 * config/sh/t-mlib-sh2: Delete file.
24284 * config/sh/t-mlib-sh2a: Delete file.
24285 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24286 * config/sh/t-mlib-sh2a-single: Delete file.
24287 * config/sh/t-mlib-sh2a-single-only: Delete file.
24288 * config/sh/t-mlib-sh2e: Delete file.
24289 * config/sh/t-mlib-sh3e: Delete file.
24290 * config/sh/t-mlib-sh4: Delete file.
24291 * config/sh/t-mlib-sh4-nofpu: Delete file.
24292 * config/sh/t-mlib-sh4-single: Delete file.
24293 * config/sh/t-mlib-sh4-single-only: Delete file.
24294 * config/sh/t-mlib-sh4a: Delete file.
24295 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24296 * config/sh/t-mlib-sh4a-single: Delete file.
24297 * config/sh/t-mlib-sh4a-single-only: Delete file.
24298 * config/sh/t-mlib-sh4al: Delete file.
24299 * config/sh/t-mlib-sh5-32media: Delete file.
24300 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24301 * config/sh/t-mlib-sh5-64media: Delete file.
24302 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24303 * config/sh/t-mlib-sh5-compact: Delete file.
24304 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24305 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24306 * doc/install.texi (Options specification): Add
24307 --with-multilib-list and --with-endian.
24309 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24311 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24313 (OBJS-common): Add plugin-version.o.
24314 (plugin-version.o): New.
24315 * gcc-plugin.h (plugin_gcc_version): New.
24316 (plugin_default_version_check): New.
24317 (plugin_init_func, plugin_init): Add version argument.
24318 * plugin-version.c: New.
24319 * plugin.c (str_plugin_gcc_version_name): New.
24320 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24321 pass it to the init function.
24322 (plugin_default_version_check): New.
24324 2009-04-17 Richard Guenther <rguenther@suse.de>
24326 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24327 for decl-vs-decl disambiguation.
24329 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24331 * config/s390/s390.h (s390_tune_attr): New macro definition.
24332 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24334 2009-04-17 Richard Guenther <rguenther@suse.de>
24336 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24337 (fold_stmt_r): Likewise.
24338 (maybe_fold_reference): New function.
24339 (fold_gimple_assign): Handle cases fold_stmt_r did.
24340 (fold_stmt): Do not use fold_stmt_r.
24341 (fold_stmt_inplace): Likewise.
24343 2009-04-17 Richard Guenther <rguenther@suse.de>
24345 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24346 (record_equivalences_from_stmt): Remove useless checks and
24348 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24349 the type is already suitable.
24351 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24353 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24355 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24357 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24358 (CMPtype): Define as __gcc_CMPtype.
24360 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24362 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24363 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24365 2009-04-17 Richard Guenther <rguenther@suse.de>
24367 PR tree-optimization/39746
24368 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24369 special-casing for builtins and static variable use/def.
24370 (call_may_clobber_ref_p_1): Likewise.
24372 2009-04-16 Ian Lance Taylor <iant@google.com>
24374 * df.h: Include "timevar.h".
24375 (struct df_problem): Change tv_id field to timevar_id_t.
24376 * tree-pass.h: Include "timevar.h".
24377 (struct opt_pass): Change tv_id field to timevar_id_t.
24378 * timevar.h (timevar_id_t): Define TV_NONE.
24379 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24380 TV_NONE rather than tv_id != 0.
24381 (execute_one_pass): Likewise.
24382 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24383 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24384 dependencies to $(TREE_PASS_H).
24385 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24387 (pass_branch_target_load_optimize2): Likewise.
24388 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24389 (pass_outof_cfg_layout_mode): Likewise.
24390 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24391 (pass_rebuild_cgraph_edges): Likewise.
24392 (pass_remove_cgraph_callee_edges): Likewise.
24393 * df-core.c (pass_df_initialize_opt): Likewise.
24394 (pass_df_initialize_no_opt): Likewise.
24395 (pass_df_finish): Likewise.
24396 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24397 * except.c (pass_set_nothrow_function_flags): Likewise.
24398 (pass_convert_to_eh_region_ranges): Likewise.
24399 * final.c (pass_compute_alignments): Likewise.
24400 * function.c (pass_instantiate_virtual_regs): Likewise.
24401 (pass_init_function): Likewise.
24402 (pass_leaf_regs): Likewise.
24403 (pass_match_asm_constraints): Likewise.
24404 * gimple-low.c (pass_lower_cf): Likewise.
24405 (pass_mark_used_blocks): Likewise.
24406 * init-regs.c (pass_initialize_regs): Likewise.
24407 * integrate.c (pass_initial_value_sets): Likewise.
24408 * ira.c (pass_ira): Likewise.
24409 * jump.c (pass_cleanup_barriers): Likewise.
24410 * omp-low.c (pass_expand_omp): Likewise.
24411 (pass_lower_omp): Likewise.
24412 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24413 * recog.c (pass_split_all_insns): Likewise.
24414 (pass_split_after_reload): Likewise.
24415 (pass_split_before_regstack): Likewise.
24416 (pass_split_before_sched2): Likewise.
24417 (pass_split_for_shorten_branches): Likewise.
24418 * reginfo.c (pass_reginfo_init): Likewise.
24419 (pass_subregs_of_mode_init): Likewise.
24420 (pass_subregs_of_mode_finish): Likewise.
24421 * passes.c (pass_postreload): Likewise.
24422 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24423 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24424 (pass_warn_function_return): Likewise.
24425 (pass_warn_function_noreturn): Likewise.
24426 * tree-complex.c (pass_lower_complex): Likewise.
24427 (pass_lower_complex_O0): Likewise.
24428 * tree-if-conv.c (pass_if_conversion): Likewise.
24429 * tree-into-ssa.c (pass_build_ssa): Likewise.
24430 * tree-mudflap.c (pass_mudflap_1): Likewise.
24431 (pass_mudflap_2): Likewise.
24432 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24433 (pass_mudflap_2): Likewise.
24434 * tree-nrv.c (pass_return_slot): Likewise.
24435 * tree-object-size.c (pass_object_sizes): Likewise.
24436 * tree-optimize.c (pass_all_optimizations): Likewise.
24437 (pass_early_local_passes): Likewise.
24438 (pass_all_early_optimizations): Likewise.
24439 (pass_cleanup_cfg): Likewise.
24440 (pass_cleanup_cfg_post_optimizing): Likewise.
24441 (pass_free_datastructures): Likewise.
24442 (pass_free_cfg_annotations): Likewise.
24443 (pass_fixup_cfg): Likewise.
24444 (pass_init_datastructures): Likewise.
24445 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24446 (pass_late_warn_uninitialized): Likewise.
24447 (pass_update_address_taken): Likewise.
24448 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24449 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24450 (pass_cse_sincos): Likewise.
24451 (pass_convert_to_rsqrt): Likewise.
24452 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24453 * tree-stdarg.c (pass_stdarg): Likewise.
24454 * tree-tailcall.c (pass_tail_recursion): Likewise.
24455 (pass_tail_calls): Likewise.
24456 * tree-vect-generic.c (pass_lower_vector): Likewise.
24457 (pass_lower_vector_ssa): Likewise.
24458 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24460 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24462 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24464 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24466 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24467 logical and signext.
24469 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24472 * config/sh/predicates.md (arith_operand): Check if the operand
24473 of TRUNCATE is a REG.
24475 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24477 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24478 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24480 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24482 * tree-iterator.c (tsi_split_statement_list_after,
24483 tsi_split_statement_list_before): Remove.
24484 * tree-iterator.h: Remove the prototypes for
24485 tsi_split_statement_list_after and tsi_split_statement_list_before.
24487 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24489 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24490 * tree-ssa-propagate.h: Remove the prototype for
24491 stmt_makes_single_load.
24493 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24495 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24496 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24498 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24500 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24502 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24504 * except.c (eh_region_outer_p): Remove.
24505 * except.h: Remove the prototype for eh_region_outer_p.
24507 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24509 * function.c (current_function_assembler_name): Remove.
24510 * function.h: Remove the prototype for
24511 current_function_assembler_name.
24513 2009-04-16 Ian Lance Taylor <iant@google.com>
24515 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24516 (add_reg_note): Call alloc_reg_note.
24517 * rtl.h (alloc_reg_note): Declare.
24518 * combine.c (try_combine): Use alloc_reg_note.
24519 (recog_for_combine, move_deaths): Likewise.
24520 (distribute_notes): Use alloc_reg_note and add_reg_note.
24521 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24522 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24523 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24525 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24527 PR rtl-optimization/39762
24528 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24529 ira_may_move_out_cost): Add comments about way of their usage.
24530 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24532 * ira-conflicts.c (process_regs_for_copy): Use function
24533 ira_get_register_move_cost instead of global
24534 ira_register_move_cost.
24536 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24537 color_pass, move_spill_restore, update_curr_costs): Ditto.
24539 * ira-lives.c (process_single_reg_class_operands): Ditto.
24541 * ira-emit.c (emit_move_list): Ditto.
24543 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24544 (record_reg_classes): Ditto. Use functions
24545 ira_get_register_move_cost and ira_get_may_move_cost instead of
24546 global vars ira_register_move_cost, ira_may_move_out_cost and
24547 ira_may_move_in_cost.
24548 (record_address_regs): Don't call ira_init_register_move_cost.
24549 Use function ira_get_may_move_cost instead of global
24550 ira_may_move_in_cost.
24551 (process_bb_node_for_hard_reg_moves): Use function
24552 ira_get_register_move_cost instead of global ira_register_move_cost.
24553 (ira_costs): Don't call ira_init_register_move_cost.
24555 2009-04-16 Richard Guenther <rguenther@suse.de>
24557 * tree-cfg.c (verify_gimple_assign_binary):
24558 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24559 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24560 (create_general_new_stmt): Note that this function is broken.
24562 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24564 * common.opt (fhelp): Add Var(help_flag).
24565 * gcc-plugin.h (plugin_info): Add help.
24566 * plugin.c (plugin_name_args): Add help.
24567 (register_plugin_info): Set plugin->help.
24568 (print_help_one_plugin): New.
24569 (print_plugins_help): New.
24570 * plugin.h (print_plugins_help): New.
24571 * toplev.c (toplev_main): Call print_plugins_help if needed.
24573 2009-04-16 Richard Guenther <rguenther@suse.de>
24575 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24576 (gimple_ior_addresses_taken_1): New function.
24577 (gimple_ior_addresses_taken): Likewise.
24578 * gimple.h (struct gimple_statement_with_ops_base): Remove
24579 addresses_taken member.
24580 (gimple_ior_addresses_taken): Declare.
24581 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24582 gimple_set_addresses_taken): Remove.
24583 * ipa-reference.c (mark_address): New function.
24584 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24585 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24586 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24587 (gimple_add_to_addresses_taken): Remove.
24588 (get_tmr_operands): Call mark_address_taken.
24589 (get_asm_expr_operands): Likewise.
24590 (get_expr_operands): Likewise.
24591 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24592 (free_stmt_operands): Do not free it.
24593 * tree-ssa.c (delete_tree_ssa): Likewise.
24594 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24596 2009-04-16 Richard Guenther <rguenther@suse.de>
24598 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24599 (walk_stmt_load_store_ops): Likewise.
24600 * gimple.c (get_base_loadstore): New function.
24601 (walk_stmt_load_store_addr_ops): Likewise.
24602 (walk_stmt_load_store_ops): Likewise.
24603 * ipa-pure-const.c (check_op): Simplify.
24604 (check_load, check_store): New functions.
24605 (check_stmt): Use walk_stmt_load_store_ops.
24606 * ipa-reference.c (mark_load): Adjust signature.
24607 (mark_store): Likewise.
24608 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24610 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24612 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24613 (plugin_info): New.
24614 * opts.c (common_handle_option): Don't call print_version.
24615 * plugin.c (plugin_name_args): Add version.
24616 (register_plugin_info): New.
24617 (register_callback): Handle PLUGIN_INFO.
24618 (try_init_one_plugin): New.
24619 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24621 (finalize_one_plugin): New.
24622 (finalize_plugins): New.
24623 (print_one_plugin): New.
24624 (print_plugins_versions): New.
24625 * plugin.h (print_plugins_versions): New.
24626 (finalize_plugins): New.
24627 * toplev.c (compile_file): Don't call initialize_plugins.
24628 (print_version): Call print_plugins_versions.
24629 (toplev_main): Call initialize_plugins. Print version if needed.
24630 Call finalize_plugins.
24632 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24634 * common.opt (fversion): New.
24635 * gcc.c (print_version): New.
24636 (process_command): Don't print the version. Just set print_version.
24637 (main): Print version. Call subprocesses if print_version and
24638 verbose_flag are set.
24639 * opts.c (common_handle_option): Handle OPT_fversion.
24641 2009-04-16 Richard Guenther <rguenther@suse.de>
24642 Ira Rosen <irar@il.ibm.com>
24644 PR tree-optimization/39698
24645 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24646 type of the reduction variable. Only generate the def if
24649 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24650 make sure to first convert to an integer of the same precision.
24651 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24652 the type of the evolution correctly in computing the new
24653 induction variable base.
24655 2009-04-16 Richard Guenther <rguenther@suse.de>
24657 PR middle-end/39625
24658 * tree-cfg.c (make_blocks): Split statements with to-be
24659 abnormal SSA names on the lhs.
24661 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24663 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24664 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24665 * c-typeck.c (really_start_incremental_init): Likewise.
24666 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24667 (TARGET_INITIALIZER): Remove it.
24668 * target.h (struct target): Remove vector_opaque_p.
24669 * tree.c (build_opaque_vector_type): New.
24670 * tree.h (TYPE_VECTOR_OPAQUE): New.
24671 (build_opaque_vector_type): Declare.
24672 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24673 * config/rs6000/rs6000.c (build_opaque_vector_type,
24674 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24675 (rs6000_init_builtins): Use build_opaque_vector_type for
24676 opaque_V4SI_type_node.
24678 2009-04-15 Catherine Moore <clm@codesourcery.com>
24680 * debug.h (set_name): Declare.
24681 * dwarf2out.c (dwarf2out_set_name): Declare.
24682 (dwarf2_debug_hooks): Add set_name.
24683 (find_AT_string): New.
24684 (add_AT_string): Call find_AT_string.
24685 (dwarf2out_set_name): New.
24686 * cp/decl.c (grokdeclarator): Call set_name.
24687 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24688 * debug.c (do_nothing_debug_hooks): Likewise.
24689 * dbxout.c (dbx_debug_hooks): Likewise.
24690 * sdbout.c (sdb_debug_hooks): Likewise.
24692 2009-04-15 Michael Eager <eager@eagercon.com>
24694 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24695 reg for single-precision FPU.
24696 * config/rs6000/rs6000.md (movsi_internal1): Only for
24697 !TARGET_SINGLE_FPU.
24698 (movsi_internal1_single): New. Add pattern to move SI values to/from
24699 single-precision FP regs.
24701 2009-04-15 Richard Guenther <rguenther@suse.de>
24703 * omp-low.c (lower_rec_input_clauses): Build correct address
24705 (expand_omp_for_generic): Fix multiplication type.
24706 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24707 (generate_memset_zero): Fix types.
24708 * tree-profile.c (prepare_instrumented_value): Correctly
24711 2009-04-15 Ian Lance Taylor <iant@google.com>
24713 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24714 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24715 for -Wall and for -Wc++-compat.
24716 (c_common_post_options): For C++, set warn_enum_compare if not
24718 * c-tree.h (struct c_expr): Add field original_type.
24719 (build_external_ref): Update declaration.
24720 * c-parser.c (c_parser_braced_init): Set original_type.
24721 (c_parser_initelt): Likewise.
24722 (c_parser_expr_no_commas): Likewise.
24723 (c_parser_conditional_expression): Likewise.
24724 (c_parser_cast_expression): Likewise.
24725 (c_parser_unary_expression): Likewise. Pull setting of
24726 original_code to top of function.
24727 (c_parser_sizeof_expression): Set original_type.
24728 (c_parser_alignof_expression): Likewise.
24729 (c_parser_postfix_expression): Likewise. Pull setting of
24730 original_code to top of function.
24731 (c_parser_postfix_expression_after_paren_type): Set original_type.
24732 (c_parser_postfix_expression_after_primary): Likewise.
24733 (c_parser_expression): Likewise.
24734 * c-typeck.c (build_external_ref): Add type parameter. Change all
24736 (c_expr_sizeof_expr): Set original_type field.
24737 (parser_build_unary_op): Likewise.
24738 (parser_build_binary_op): Likewise. Optionally warn about
24739 comparisons of enums of different types.
24740 (digest_init): Set original_type field.
24741 (really_start_incremental_init): Likewise.
24742 (push_init_level, pop_init_level): Likewise.
24743 * doc/invoke.texi (Warning Options): -Wenum-compare now
24746 2009-04-15 Richard Guenther <rguenther@suse.de>
24748 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24749 out a necessary conversion.
24750 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24751 names we didn't value number.
24752 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24754 2009-04-15 Richard Guenther <rguenther@suse.de>
24756 PR tree-optimization/39764
24757 * tree-ssa-ccp.c (get_value): Canonicalize value with
24758 canonicalize_float_value.
24760 2009-04-15 Jan Hubicka <jh@suse.cz>
24762 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24763 Wrong version of patch.
24765 2009-04-15 Jan Hubicka <jh@suse.cz>
24767 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24769 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24771 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24772 our distinct integral and vector types.
24774 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24776 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24777 * init.c (build_vtbl_address): Remove call to assemble_external.
24779 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24781 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24782 output for other floating point modes.
24784 2009-04-14 Diego Novillo <dnovillo@google.com>
24786 * diagnostic.c (diagnostic_report_diagnostic): Do not
24787 warn about loaded plugins for DK_ERROR and DK_WARNING.
24788 * c-decl.c (declspecs_add_type): Move call to
24789 invoke_plugin_callbacks ...
24790 * c-parser.c (c_parser_declspecs): ... here.
24791 * plugin.c (dump_active_plugins): Tidy output.
24793 2009-04-14 Diego Novillo <dnovillo@google.com>
24794 Le-Chun Wu <lcwu@google.com>
24796 * configure.ac: Add --enable-plugin support.
24797 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24798 * Makefile.in (PLUGIN_H): Define.
24799 Export ENABLE_PLUGIN and GMPINC to site.exp.
24800 Add PLUGINLIBS to link command.
24801 Add/modify dependencies for plugin.o and files including plugin.h.
24803 * config.in: Regenerate.
24805 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24808 2009-04-14 Le-Chun Wu <lcwu@google.com>
24810 * tree-pass.h (register_one_dump_file): Add a prototype for
24811 register_one_dump_file.
24812 * toplev.c (compile_file): Call initialize_plugins.
24813 (do_compile): Call invoke_plugin_callbacks.
24814 (toplev_main): Call invoke_plugin_callbacks.
24815 * common.opt: Add -fplugin= and -fplugin-arg-.
24816 * gcc-plugin.h: New public header file for plugins to include.
24817 * plugin.c: New source file.
24818 * plugin.h: New internal header file.
24819 * passes.c (register_one_dump_file): Make it external.
24821 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24823 2009-04-14 Diego Novillo <dnovillo@google.com>
24825 * doc/plugins.texi: New.
24826 * doc/gccint.texi: Add reference to Plugins chapter.
24827 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24828 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24829 loaded plugins, if any.
24830 * timevar.def (TV_PLUGIN_INIT): Define.
24831 (TV_PLUGIN_RUN): Define.
24832 * plugin.c: Include timevar.h
24833 (plugins_active_p): New.
24834 (dump_active_plugins): New.
24835 (debug_active_plugins): New.
24837 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24839 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24841 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24843 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24845 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24846 the same as a minus without a shift.
24848 2009-04-14 Nick Clifton <nickc@redhat.com>
24850 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24851 comparisons with small integers will always produce a short
24854 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24857 2008-12-19 Diego Novillo <dnovillo@google.com>
24859 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24861 2009-04-14 Richard Guenther <rguenther@suse.de>
24863 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24865 (verify_gimple_assign_binary): Likewise. Handle shifts and
24867 (verify_gimple_phi): Print the mismatched argument position.
24868 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24870 (vect_update_init_of_dr): Likewise.
24871 * matrix-reorg.c (transform_access_sites): Do what the
24873 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24875 2009-04-13 Michael Eager <eager@eagercon.com>
24877 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24878 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24879 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24880 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24881 remove duplicate config
24883 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24885 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24886 file_name:line_number type locator of the call site.
24888 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24890 * genautomata.c: Put blank after comma.
24891 (automaton_decls): New.
24892 (struct unit_usage): Add comments to member next.
24893 (store_alt_unit_usage): Keep the list ordered.
24894 (unit_present_on_list_p, equal_alternatives_p): New.
24895 (check_regexp_units_distribution): Check units distribution
24896 correctness correctly.
24897 (main): Don't write automata if error is found. Return correct
24900 * config/m68k/cf.md (cfv4_ds): Remove.
24901 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24902 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24904 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24905 power4-load-ext, power4-store, power4-store-update,
24906 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24907 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24908 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24909 power4-sqrt, power4-isync): Modify reservation to make correct
24910 unit distribution to automata.
24912 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24913 power5-store-update, power5-two, power5-three, power5-lmul,
24914 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24916 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24918 * except.c (pass_set_nothrow_function_flags): Set name and add
24920 (set_nothrow_function_flags): Mention in the dump file when
24921 changing a function to nothrow.
24923 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24926 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24927 instead of unsigned long.
24929 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24931 * config/arm/arm.c (return_used_this_function): Remove.
24932 (arm_output_function_prologue): Remove use of
24933 return_used_this_function.
24934 (output_return_instruction): Replace use of
24935 return_used_this_function
24936 by cfun->machine->return_used_this_function.
24937 (arm_output_epilogue): Likewise.
24938 (arm_output_function_epilogue): Likewise.
24939 (thumb_unexpanded_epilogue): Likewise.
24940 * config/arm/arm.h (struct machine_function):
24941 New member return_used_this_function.
24943 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24945 * doc/install.texi: Correct description of default directory for
24946 --with-gxx-include-dir.
24948 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24950 * fold-const.c (build_range_check): Properly deal with enumeral and
24951 boolean base types.
24953 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24955 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24956 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24957 * params.h (MAX_GCSE_PASSES): Remove.
24958 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24959 in sequence. Remove ability to run multiple passes.
24960 (bypass_jumps): Report run as third CPROP pass.
24962 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24964 PR middle-end/39651
24965 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24966 when deciding whether the whole SEQUENCE can throw.
24968 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24971 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24972 offseted label references.
24974 2009-04-11 Jan Hubicka <jh@suse.cz>
24976 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24978 2009-04-11 Richard Guenther <rguenther@suse.de>
24980 PR middle-end/39732
24981 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24982 return variables as TREE_ADDRESSABLE.
24984 2009-04-11 Richard Guenther <rguenther@suse.de>
24986 PR tree-optimization/39713
24987 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24988 reference trees have SSA_NAME operands.
24990 2009-04-11 Richard Guenther <rguenther@suse.de>
24993 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24994 address expressions.
24996 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24998 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24999 match changes in Cygwin 1.7
25000 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25001 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25003 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25005 PR tree-optimization/39701
25006 * doc/invoke.texi (Optimization Options): Document change in
25007 meaning and initialization of -fdelete-null-pointer-checks.
25009 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25011 PR middle-end/39701
25012 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25014 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25017 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25019 2009-04-10 Chao-ying Fu <fu@mips.com>
25021 * doc/tm.texi (Instruction Output): Document
25022 TARGET_ASM_FINAL_POSTSCAN_INSN.
25023 * target.h (final_postscan_insn): New field in asm_out.
25024 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25025 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25026 * final.c (final_scan_insn): Call
25027 targetm.asm_out.final_postscan_insn after outputting
25028 an asm macro and a normal instruction.
25030 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25031 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25032 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25033 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25034 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25036 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25038 PR middle-end/39701
25039 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25040 variables as non-NULL even with -fdelete-null-pointer-checks.
25042 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25044 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25046 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25049 * config/i386/i386.c (classify_argument): Handle SCmode with
25050 (bit_offset % 64) != 0.
25052 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25054 * doc/invoke.texi (Optimize Options): Add cross-reference to
25055 -Q --help=optimizers examples.
25057 2009-04-10 Ben Elliston <bje@au.ibm.com>
25060 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25061 regalign for the reg == fpr and TDmode case.
25063 2009-04-09 David Ayers <ayers@fsfe.org>
25066 * objc/objc-act.c (warn_with_method): Remove helper function.
25067 (check_duplicates): Call warning and inform directly.
25068 (really_start_method): Likewise.
25070 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25072 * expmed.c (expand_divmod): Always use a comparison for a division
25073 by a large unsigned integer.
25075 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25076 for things others than variables or functions as nonzero.
25078 2009-04-09 Nick Clifton <nickc@redhat.com>
25080 * unwind-compat.c: Change copyright header to refer to version
25081 3 of the GNU General Public License with version 3.1 of the
25082 GCC Runtime Library Exception and to point readers at the
25083 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25084 * config/alpha/crtfastmath.c: Likewise.
25085 * config/alpha/linux-unwind.h: Likewise.
25086 * config/alpha/qrnnd.asm: Likewise.
25087 * config/alpha/vms-crt0-64.c: Likewise.
25088 * config/alpha/vms-crt0.c: Likewise.
25089 * config/alpha/vms-dwarf2.asm: Likewise.
25090 * config/alpha/vms-dwarf2eh.asm: Likewise.
25091 * config/alpha/vms-psxcrt0-64.c: Likewise.
25092 * config/alpha/vms-psxcrt0.c: Likewise.
25093 * config/alpha/vms_tramp.asm: Likewise.
25094 * config/arc/initfini.c: Likewise.
25095 * config/arc/lib1funcs.asm: Likewise.
25096 * config/arm/bpabi-v6m.S: Likewise.
25097 * config/arm/bpabi.S: Likewise.
25098 * config/arm/bpabi.c: Likewise.
25099 * config/arm/crti.asm: Likewise.
25100 * config/arm/crtn.asm: Likewise.
25101 * config/arm/ieee754-df.S: Likewise.
25102 * config/arm/ieee754-sf.S: Likewise.
25103 * config/arm/lib1funcs.asm: Likewise.
25104 * config/arm/libunwind.S: Likewise.
25105 * config/arm/linux-atomic.c: Likewise.
25106 * config/arm/mmintrin.h: Likewise.
25107 * config/arm/pr-support.c: Likewise.
25108 * config/arm/unaligned-funcs.c: Likewise.
25109 * config/arm/unwind-arm.c: Likewise.
25110 * config/arm/unwind-arm.h: Likewise.
25111 * config/avr/libgcc.S: Likewise.
25112 * config/bfin/crti.s: Likewise.
25113 * config/bfin/crtlibid.s: Likewise.
25114 * config/bfin/crtn.s: Likewise.
25115 * config/bfin/lib1funcs.asm: Likewise.
25116 * config/bfin/linux-unwind.h: Likewise.
25117 * config/cris/arit.c: Likewise.
25118 * config/cris/cris_abi_symbol.c: Likewise.
25119 * config/darwin-64.c: Likewise.
25120 * config/darwin-crt2.c: Likewise.
25121 * config/darwin-crt3.c: Likewise.
25122 * config/darwin.h: Likewise.
25123 * config/dbxelf.h: Likewise.
25124 * config/dfp-bit.c: Likewise.
25125 * config/dfp-bit.h: Likewise.
25126 * config/elfos.h: Likewise.
25127 * config/fixed-bit.c: Likewise.
25128 * config/fixed-bit.h: Likewise.
25129 * config/fp-bit.c: Likewise.
25130 * config/fp-bit.h: Likewise.
25131 * config/fr30/crti.asm: Likewise.
25132 * config/fr30/crtn.asm: Likewise.
25133 * config/fr30/lib1funcs.asm: Likewise.
25134 * config/freebsd-spec.h: Likewise.
25135 * config/frv/cmovd.c: Likewise.
25136 * config/frv/cmovh.c: Likewise.
25137 * config/frv/cmovw.c: Likewise.
25138 * config/frv/frvbegin.c: Likewise.
25139 * config/frv/frvend.c: Likewise.
25140 * config/frv/lib1funcs.asm: Likewise.
25141 * config/glibc-stdint.h: Likewise.
25142 * config/h8300/clzhi2.c: Likewise.
25143 * config/h8300/crti.asm: Likewise.
25144 * config/h8300/crtn.asm: Likewise.
25145 * config/h8300/ctzhi2.c: Likewise.
25146 * config/h8300/fixunssfsi.c: Likewise.
25147 * config/h8300/lib1funcs.asm: Likewise.
25148 * config/h8300/parityhi2.c: Likewise.
25149 * config/h8300/popcounthi2.c: Likewise.
25150 * config/i386/ammintrin.h: Likewise.
25151 * config/i386/att.h: Likewise.
25152 * config/i386/avxintrin.h: Likewise.
25153 * config/i386/biarch64.h: Likewise.
25154 * config/i386/bmmintrin.h: Likewise.
25155 * config/i386/cpuid.h: Likewise.
25156 * config/i386/cross-stdarg.h: Likewise.
25157 * config/i386/crtfastmath.c: Likewise.
25158 * config/i386/crtprec.c: Likewise.
25159 * config/i386/cygming-crtbegin.c: Likewise.
25160 * config/i386/cygming-crtend.c: Likewise.
25161 * config/i386/cygwin.asm: Likewise.
25162 * config/i386/emmintrin.h: Likewise.
25163 * config/i386/gmm_malloc.h: Likewise.
25164 * config/i386/gthr-win32.c: Likewise.
25165 * config/i386/i386.h: Likewise.
25166 * config/i386/immintrin.h: Likewise.
25167 * config/i386/linux-unwind.h: Likewise.
25168 * config/i386/linux64.h: Likewise.
25169 * config/i386/mm3dnow.h: Likewise.
25170 * config/i386/mmintrin-common.h: Likewise.
25171 * config/i386/mmintrin.h: Likewise.
25172 * config/i386/nmmintrin.h: Likewise.
25173 * config/i386/pmm_malloc.h: Likewise.
25174 * config/i386/pmmintrin.h: Likewise.
25175 * config/i386/smmintrin.h: Likewise.
25176 * config/i386/sol2-c1.asm: Likewise.
25177 * config/i386/sol2-ci.asm: Likewise.
25178 * config/i386/sol2-cn.asm: Likewise.
25179 * config/i386/sol2-gc1.asm: Likewise.
25180 * config/i386/tmmintrin.h: Likewise.
25181 * config/i386/unix.h: Likewise.
25182 * config/i386/w32-unwind.h: Likewise.
25183 * config/i386/wmmintrin.h: Likewise.
25184 * config/i386/x86-64.h: Likewise.
25185 * config/i386/x86intrin.h: Likewise.
25186 * config/i386/xmmintrin.h: Likewise.
25187 * config/ia64/crtbegin.asm: Likewise.
25188 * config/ia64/crtend.asm: Likewise.
25189 * config/ia64/crtfastmath.c: Likewise.
25190 * config/ia64/crti.asm: Likewise.
25191 * config/ia64/crtn.asm: Likewise.
25192 * config/ia64/fde-glibc.c: Likewise.
25193 * config/ia64/lib1funcs.asm: Likewise.
25194 * config/ia64/linux-unwind.h: Likewise.
25195 * config/ia64/quadlib.c: Likewise.
25196 * config/ia64/unwind-ia64.c: Likewise.
25197 * config/linux.h: Likewise.
25198 * config/m32c/m32c-lib1.S: Likewise.
25199 * config/m32c/m32c-lib2-trapv.c: Likewise.
25200 * config/m32c/m32c-lib2.c: Likewise.
25201 * config/m32r/initfini.c: Likewise.
25202 * config/m68hc11/larith.asm: Likewise.
25203 * config/m68hc11/m68hc11-crt0.S: Likewise.
25204 * config/m68k/cf.md: Likewise.
25205 * config/m68k/crti.s: Likewise.
25206 * config/m68k/crtn.s: Likewise.
25207 * config/m68k/lb1sf68.asm: Likewise.
25208 * config/m68k/linux-unwind.h: Likewise.
25209 * config/mcore/crti.asm: Likewise.
25210 * config/mcore/crtn.asm: Likewise.
25211 * config/mcore/lib1.asm: Likewise.
25212 * config/mips/linux-unwind.h: Likewise.
25213 * config/mips/loongson.h: Likewise.
25214 * config/mips/mips16.S: Likewise.
25215 * config/mmix/crti.asm: Likewise.
25216 * config/mmix/crtn.asm: Likewise.
25217 * config/pa/fptr.c: Likewise.
25218 * config/pa/hpux-unwind.h: Likewise.
25219 * config/pa/lib2funcs.asm: Likewise.
25220 * config/pa/linux-atomic.c: Likewise.
25221 * config/pa/linux-unwind.h: Likewise.
25222 * config/pa/milli64.S: Likewise.
25223 * config/pa/quadlib.c: Likewise.
25224 * config/pa/stublib.c: Likewise.
25225 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25226 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25227 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25228 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25229 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25230 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25231 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25232 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25233 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25234 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25235 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25236 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25237 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25238 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25239 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25240 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25241 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25242 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25243 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25244 * config/rs6000/750cl.h: Likewise.
25245 * config/rs6000/altivec.h: Likewise.
25246 * config/rs6000/biarch64.h: Likewise.
25247 * config/rs6000/crtresfpr.asm: Likewise.
25248 * config/rs6000/crtresgpr.asm: Likewise.
25249 * config/rs6000/crtresxfpr.asm: Likewise.
25250 * config/rs6000/crtresxgpr.asm: Likewise.
25251 * config/rs6000/crtsavfpr.asm: Likewise.
25252 * config/rs6000/crtsavgpr.asm: Likewise.
25253 * config/rs6000/darwin-asm.h: Likewise.
25254 * config/rs6000/darwin-fallback.c: Likewise.
25255 * config/rs6000/darwin-fpsave.asm: Likewise.
25256 * config/rs6000/darwin-ldouble.c: Likewise.
25257 * config/rs6000/darwin-tramp.asm: Likewise.
25258 * config/rs6000/darwin-unwind.h: Likewise.
25259 * config/rs6000/darwin-vecsave.asm: Likewise.
25260 * config/rs6000/darwin-world.asm: Likewise.
25261 * config/rs6000/e500crtres32gpr.asm: Likewise.
25262 * config/rs6000/e500crtres64gpr.asm: Likewise.
25263 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25264 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25265 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25266 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25267 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25268 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25269 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25270 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25271 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25272 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25273 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25274 * config/rs6000/eabi-ci.asm: Likewise.
25275 * config/rs6000/eabi-cn.asm: Likewise.
25276 * config/rs6000/eabi.asm: Likewise.
25277 * config/rs6000/linux-unwind.h: Likewise.
25278 * config/rs6000/linux64.h: Likewise.
25279 * config/rs6000/paired.h: Likewise.
25280 * config/rs6000/paired.md: Likewise.
25281 * config/rs6000/ppc64-fp.c: Likewise.
25282 * config/rs6000/ppu_intrinsics.h: Likewise.
25283 * config/rs6000/rs6000.h: Likewise.
25284 * config/rs6000/si2vmx.h: Likewise.
25285 * config/rs6000/sol-ci.asm: Likewise.
25286 * config/rs6000/sol-cn.asm: Likewise.
25287 * config/rs6000/spe.h: Likewise.
25288 * config/rs6000/spu2vmx.h: Likewise.
25289 * config/rs6000/sysv4.h: Likewise.
25290 * config/rs6000/tramp.asm: Likewise.
25291 * config/rs6000/vec_types.h: Likewise.
25292 * config/s390/linux-unwind.h: Likewise.
25293 * config/s390/tpf-unwind.h: Likewise.
25294 * config/score/crti.asm: Likewise.
25295 * config/score/crtn.asm: Likewise.
25296 * config/sh/crt1.asm: Likewise.
25297 * config/sh/crti.asm: Likewise.
25298 * config/sh/crtn.asm: Likewise.
25299 * config/sh/divtab-sh4-300.c: Likewise.
25300 * config/sh/divtab-sh4.c: Likewise.
25301 * config/sh/divtab.c: Likewise.
25302 * config/sh/lib1funcs-4-300.asm: Likewise.
25303 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25304 * config/sh/lib1funcs.asm: Likewise.
25305 * config/sh/lib1funcs.h: Likewise.
25306 * config/sh/linux-atomic.asm: Likewise.
25307 * config/sh/linux-unwind.h: Likewise.
25308 * config/sh/shmedia.h: Likewise.
25309 * config/sh/sshmedia.h: Likewise.
25310 * config/sh/ushmedia.h: Likewise.
25311 * config/sparc/crtfastmath.c: Likewise.
25312 * config/sparc/linux-unwind.h: Likewise.
25313 * config/sparc/sol2-c1.asm: Likewise.
25314 * config/sparc/sol2-ci.asm: Likewise.
25315 * config/sparc/sol2-cn.asm: Likewise.
25316 * config/spu/divmodti4.c: Likewise.
25317 * config/spu/divv2df3.c: Likewise.
25318 * config/spu/float_disf.c: Likewise.
25319 * config/spu/float_unsdidf.c: Likewise.
25320 * config/spu/float_unsdisf.c: Likewise.
25321 * config/spu/float_unssidf.c: Likewise.
25322 * config/spu/mfc_multi_tag_release.c: Likewise.
25323 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25324 * config/spu/mfc_tag_release.c: Likewise.
25325 * config/spu/mfc_tag_reserve.c: Likewise.
25326 * config/spu/mfc_tag_table.c: Likewise.
25327 * config/spu/multi3.c: Likewise.
25328 * config/spu/spu_internals.h: Likewise.
25329 * config/spu/spu_intrinsics.h: Likewise.
25330 * config/spu/spu_mfcio.h: Likewise.
25331 * config/spu/vec_types.h: Likewise.
25332 * config/spu/vmx2spu.h: Likewise.
25333 * config/stormy16/stormy16-lib2.c: Likewise.
25334 * config/svr4.h: Likewise.
25335 * config/sync.c: Likewise.
25336 * config/v850/lib1funcs.asm: Likewise.
25337 * config/vxlib-tls.c: Likewise.
25338 * config/vxlib.c: Likewise.
25339 * config/vxworks-dummy.h: Likewise.
25340 * config/xtensa/crti.asm: Likewise.
25341 * config/xtensa/crtn.asm: Likewise.
25342 * config/xtensa/ieee754-df.S: Likewise.
25343 * config/xtensa/ieee754-sf.S: Likewise.
25344 * config/xtensa/lib1funcs.asm: Likewise.
25345 * config/xtensa/lib2funcs.S: Likewise.
25346 * config/xtensa/linux-unwind.h: Likewise.
25347 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25348 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25349 * coretypes.h: Likewise.
25350 * crtstuff.c: Likewise.
25351 * defaults.h: Likewise.
25352 * dwarf2.h: Likewise.
25353 * emutls.c: Likewise.
25354 * gbl-ctors.h: Likewise.
25355 * gcov-io.h: Likewise.
25356 * ginclude/float.h: Likewise.
25357 * ginclude/iso646.h: Likewise.
25358 * ginclude/stdarg.h: Likewise.
25359 * ginclude/stdbool.h: Likewise.
25360 * ginclude/stddef.h: Likewise.
25361 * ginclude/stdfix.h: Likewise.
25362 * ginclude/stdint-gcc.h: Likewise.
25363 * ginclude/tgmath.h: Likewise.
25364 * gthr-aix.h: Likewise.
25365 * gthr-dce.h: Likewise.
25366 * gthr-gnat.c: Likewise.
25367 * gthr-gnat.h: Likewise.
25368 * gthr-lynx.h: Likewise.
25369 * gthr-mipssde.h: Likewise.
25370 * gthr-nks.h: Likewise.
25371 * gthr-posix.c: Likewise.
25372 * gthr-posix.h: Likewise.
25373 * gthr-posix95.h: Likewise.
25374 * gthr-rtems.h: Likewise.
25375 * gthr-single.h: Likewise.
25376 * gthr-solaris.h: Likewise.
25377 * gthr-tpf.h: Likewise.
25378 * gthr-vxworks.h: Likewise.
25379 * gthr-win32.h: Likewise.
25380 * gthr.h: Likewise.
25381 * libgcc2.c: Likewise.
25382 * libgcc2.h: Likewise.
25383 * libgcov.c: Likewise.
25384 * tsystem.h: Likewise.
25385 * typeclass.h: Likewise.
25386 * unwind-c.c: Likewise.
25387 * unwind-compat.h: Likewise.
25388 * unwind-dw2-fde-compat.c: Likewise.
25389 * unwind-dw2-fde-darwin.c: Likewise.
25390 * unwind-dw2-fde-glibc.c: Likewise.
25391 * unwind-dw2-fde.c: Likewise.
25392 * unwind-dw2-fde.h: Likewise.
25393 * unwind-dw2.c: Likewise.
25394 * unwind-dw2.h: Likewise.
25395 * unwind-generic.h: Likewise.
25396 * unwind-pe.h: Likewise.
25397 * unwind-sjlj.c: Likewise.
25398 * unwind.inc: Likewise.
25399 * config/arm/neon-gen.ml: Change generated copyright header to
25400 refer to version 3 of the GNU General Public License with
25401 version 3.1 of the GCC Runtime Library Exception and to point
25402 readers at the COPYING3 and COPYING3.RUNTIME files and the
25403 FSF's license web page.
25404 * config/arm/arm_neon.h: Regenerate.
25406 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25408 * config/cris/cris.md: Change copyright header to refer to version
25409 3 of the GNU General Public License.
25410 * doc/install.texi2html: Change copyright header to refer to version
25411 3 of the GNU General Public License and to point readers at the
25412 COPYING3 file and the FSF's license web page.
25413 * config/vax/linux.h: Likewise.
25415 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25417 * config/i386/i386.md (cmpcc): New.
25418 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25419 (sync_compare_and_swap_cc*): Delete.
25421 * config/s390/s390.c (s390_compare_emitted): Remove.
25422 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25423 s390_compare_emitted used to be handled. Assert that modes match.
25424 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25425 refer to sync_compare_and_swap_ccsi.
25426 * config/s390/s390.h (s390_compare_emitted): Remove.
25427 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25428 instead of s390_compare_emitted.
25429 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25430 instead of s390_compare_emitted.
25431 * config/s390/s390.md (cmpcc): New.
25432 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25433 CC_REGNUM, do not pretend it's set.
25434 (sync_compare_and_swap_cc*): Delete.
25435 * config/s390/predicates.md (cc_reg_operand): New.
25437 * expr.c (sync_compare_and_swap_cc): Delete.
25438 * optabs.h (sync_compare_and_swap_cc): Delete.
25439 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25440 is being used with can_compare_p.
25441 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25442 (find_cc_set): New.
25443 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25444 look for a MODE_CC set instead. Use emit_store_flag.
25445 (expand_compare_and_swap_loop): Likewise, with some additional
25446 complication to avoid a force_reg when useless. Use
25447 emit_cmp_and_jump_insns.
25448 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25449 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25450 sync_compare_and_swap documentation.
25452 2009-04-09 Jan Hubicka <jh@suse.cz>
25454 * except.c (find_prev_try): Break out from ....
25455 (duplicate_eh_regions): ... here; properly update prev_try pointers
25456 when duplication part of tree.
25457 (dump_eh_tree): Improve dumping.
25458 (verify_eh_region): New.
25459 (verify_eh_tree): Use it.
25461 2009-04-06 Richard Guenther <rguenther@suse.de>
25463 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25464 &ARRAY addresses by adjusting their types and prepending
25466 * tree-cfg.c (verify_gimple_assign_single): Verify that
25467 addresses are correct.
25469 2009-04-09 Richard Guenther <rguenther@suse.de>
25471 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25472 indices into an array reference if possible.
25473 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25474 Fold POINTER_PLUS_EXPR statements with invariant address.
25476 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25479 * config.gcc (powerpc64-*-linux*): Always build biarch.
25481 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25484 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25485 it and pedwarn if this results in an INTEGER_CST.
25487 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25489 * doc/install.texi: Update minimum GMP version. Remove obsolete
25490 text in MPFR section.
25492 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25494 * dwarf2out.c (class_scope_p): New static inline.
25495 (class_or_namespace_scope_p): Use it.
25496 (gen_variable_die): Use DW_TAG_member tag for static data member
25497 declarations instead of DW_TAG_variable.
25499 PR middle-end/39573
25500 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25503 2009-04-08 Richard Guenther <rguenther@suse.de>
25505 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25506 valueize random data.
25508 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25510 * config.gcc (aix tm_file): Add aix-stdint.h.
25511 (aix tm clause use_gcc_stdint): Set to wrap.
25512 * config/rs6000/aix-stdint.h: New file.
25514 2009-04-08 Richard Guenther <rguenther@suse.de>
25516 PR middle-end/36291
25517 * tree-dfa.c (add_referenced_var): Do not recurse into
25518 global initializers.
25519 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25521 (fold_const_aggregate_ref): Likewise.
25523 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25525 * recog.c (ordered_comparison_operator): New.
25526 * gensupport.c (std_preds): Add it.
25527 * doc/md.texi (Machine-Independent Predicates): Document it.
25529 2009-04-08 Jan Hubicka <jh@suse.cz>
25531 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25532 * function.h (rtl_eh): Remove exception_handler_label_map.
25533 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25534 remove_exception_handler_label, for_each_eh_label_1): Remove.
25535 (rtl_remove_unreachable_regions): Remove.
25536 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25537 (find_exception_handler_labels): Don't build the hashtable.
25538 (maybe_remove_eh_handler): Remove.
25539 (for_each_eh_label): Rewrite to walk the tree.
25540 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25541 * except.h (maybe_remove_eh_handler): Remove.
25542 * passes.c (init_optimization_passes): Schedule second EH cleanup
25544 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25545 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25547 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25549 * genoutput.c (validate_optab_operands): New.
25550 (gen_insn, gen_expand): Call it.
25552 * genflags.c (gen_insn): Detect misused iterators.
25553 (main): Pass line_no to gen_insn, exit with status 1 on error.
25555 * genextract.c (line_no): Make global.
25556 (VEC_safe_set_locstr): Change assertion to error message.
25557 (main): Exit with status 1 on error.
25559 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25563 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25564 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25565 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25566 * c-convert.c (convert): Do not call fold on results of conversion
25567 functions when the result is a C_MAYBE_CONST_EXPR.
25568 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25569 of __builtin_choose_expr.
25570 * c-typeck.c (remove_c_maybe_const_expr): New.
25571 (build_unary_op, build_conditional_expr, build_compound_expr,
25572 build_binary_op, c_objc_common_truthvalue_conversion): Call
25573 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25576 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25578 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25579 CODE to produce a new one. Add a prototype to use fold_convert_const
25581 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25584 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25585 mix declarations and code.
25587 2009-04-08 Ben Elliston <bje@au.ibm.com>
25589 * gcc.c: Replace `CC' with `GCC' throughout.
25591 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25593 * doc/invoke.texi: Document Atom support.
25595 2009-04-07 Jason Merrill <jason@redhat.com>
25598 * c-common.h, c-common.c: Add flag_pretty_templates.
25599 * c-opts.c (c_common_handle_option): Set it.
25600 * c.opt: Add -fno-pretty-templates.
25601 * doc/invoke.texi (C++ Dialect Options): Likewise.
25603 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25605 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25606 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25607 (ia64_expand_builtin): Likewise.
25609 2009-04-07 Martin Jambor <mjambor@suse.cz>
25611 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25612 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25613 ADDR_EXPRS are include too.
25615 2009-04-07 Richard Guenther <rguenther@suse.de>
25617 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25618 decls are only used if passes as parameters or if they are
25619 local statics and the call is not to a builtin.
25620 (call_may_clobber_ref_p_1): Likewise.
25622 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25624 * expr.c (do_store_flag): Remove last argument. Simplify code
25625 to avoid duplication of tests already done by can_compare_p.
25626 (expand_expr_real_1): Adjust caller.
25628 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25630 * optabs.c (can_compare_p): Test the predicate of a
25631 cbranch and cstore pattern.
25633 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25635 * expr.c (convert_move): Use emit_store_flag instead of
25638 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25640 * config/i386/i386.c (ix86_compare_emitted): Remove.
25641 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25642 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25643 * config/i386/i386.h (ix86_compare_emitted): Remove.
25644 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25645 instead of ix86_compare_emitted.
25646 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25648 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25650 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25651 Add t-sysroot-suffix to tmake_file.
25652 * config/print-sysroot-suffix.sh: New file.
25653 * config/t-sysroot-suffix: New file.
25655 2009-04-07 Ben Elliston <bje@au.ibm.com>
25657 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25658 as the latter produces a warning when the target does not support
25661 2009-04-07 Ben Elliston <bje@au.ibm.com>
25663 * dfp.c: Replace type punning assignments with memcpy throughout.
25664 * Makefile.in (dfp.o-warn): Remove.
25666 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25669 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25670 Include soft-fp/t-softfp after rs6000/t-linux64.
25672 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25674 * stor-layout.c (set_sizetype): Use the full precision of their
25675 machine mode for bitsize types.
25677 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25679 * config/i386/i386.md: Revert 2 accidental checkins.
25681 2009-04-06 Joey Ye <joey.ye@intel.com>
25682 Xuepeng Guo <xuepeng.guo@intel.com>
25683 H.J. Lu <hongjiu.lu@intel.com>
25685 Atom pipeline model, tuning and insn selection.
25686 * config.gcc (atom): Add atom config options and target.
25688 * config/i386/atom.md: New.
25690 * config/i386/i386.c (atom_cost): New cost.
25691 (m_ATOM): New macro flag.
25692 (initial_ix86_tune_features): Set m_ATOM.
25693 (x86_accumulate_outgoing_args): Likewise.
25694 (x86_arch_always_fancy_math_387): Likewise.
25695 (processor_target): Add Atom cost.
25696 (cpu_names): Add Atom cpu name.
25697 (override_options): Set Atom ISA.
25698 (ix86_issue_rate): New case PROCESSOR_ATOM.
25699 (ix86_adjust_cost): Likewise.
25701 * config/i386/i386.h (TARGET_ATOM): New target macro.
25702 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25703 (TARGET_OPT_AGU): New target option.
25704 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25705 (processor_type): Add PROCESSOR_ATOM.
25707 * config/i386/i386.md (cpu): Add new value "atom".
25708 (use_carry, movu): New attr.
25709 (atom.md): Include atom.md.
25710 (adddi3_carry_rex64): Set attr "use_carry".
25711 (addqi3_carry): Likewise.
25712 (addhi3_carry): Likewise.
25713 (addsi3_carry): Likewise.
25714 (*addsi3_carry_zext): Likewise.
25715 (subdi3_carry_rex64): Likewise.
25716 (subqi3_carry): Likewise.
25717 (subhi3_carry): Likewise.
25718 (subsi3_carry): Likewise.
25719 (x86_movdicc_0_m1_rex64): Likewise.
25720 (*x86_movdicc_0_m1_se): Likewise.
25721 (x86_movsicc_0_m1): Likewise.
25722 (*x86_movsicc_0_m1_se): Likewise.
25723 (*adddi_1_rex64): Emit add insn as much as possible.
25724 (*addsi_1): Likewise.
25725 (return_internal): Set atom_unit.
25726 (return_internal_long): Likewise.
25727 (return_pop_internal): Likewise.
25728 (*rcpsf2_sse): Set atom_sse_attr attr.
25729 (*qrt<mode>2_sse): Likewise.
25730 (*prefetch_sse): Likewise.
25732 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25734 (ix86_target_macros_internal): Likewise.
25736 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25737 (*prefetch_sse_rex): Likewise.
25738 (sse_rcpv4sf2): Likewise.
25739 (sse_vmrcpv4sf2): Likewise.
25740 (sse_sqrtv4sf2): Likewise.
25741 (<sse>_vmsqrt<mode>2): Likewise.
25742 (sse_ldmxcsr): Likewise.
25743 (sse_stmxcsr): Likewise.
25744 (*sse_sfence): Likewise.
25745 (sse2_clflush): Likewise.
25746 (*sse2_mfence): Likewise.
25747 (*sse2_lfence): Likewise.
25748 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25749 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25750 (avx_movdqu<avxmodesuffix>): Likewise.
25751 (avx_lddqu<avxmodesuffix>): Likewise.
25752 (sse2_movntv2di): Change attr "type" to "ssemov".
25753 (sse2_movntsi): Likewise.
25754 (rsqrtv8sf2): Change attr "type" to "sseadd".
25755 (sse3_addsubv2df3): Set attr "atom_unit".
25756 (sse3_h<plusminus_insn>v4sf3): Likewise.
25757 (*sse2_pmaddwd): Likewise.
25758 (*vec_extractv2di_1_rex64): Likewise.
25759 (*vec_extractv2di_1_avx): Likewise.
25760 (sse2_psadbw): Likewise.
25761 (ssse3_phaddwv8hi3): Likewise.
25762 (ssse3_phaddwv4hi3): Likewise.
25763 (ssse3_phadddv4si3): Likewise.
25764 (ssse3_phadddv2si3): Likewise.
25765 (ssse3_phaddswv8hi3): Likewise.
25766 (ssse3_phaddswv4hi3): Likewise.
25767 (ssse3_phsubwv8hi3): Likewise.
25768 (ssse3_phsubwv4hi3): Likewise.
25769 (ssse3_phsubdv4si3): Likewise.
25770 (ssse3_phsubdv2si3): Likewise.
25771 (ssse3_phsubswv8hi3): Likewise.
25772 (ssse3_phsubswv4hi3): Likewise.
25773 (ssse3_pmaddubsw128): Likewise.
25774 (sse3_pmaddubsw: Likewise.
25775 (ssse3_palignrti): Likewise.
25776 (ssse3_palignrdi): Likewise.
25778 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25780 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25782 2009-04-06 Richard Guenther <rguenther@suse.de>
25784 PR tree-optimization/28868
25785 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25786 of which PHI results we inserted.
25787 (insert_into_preds_of_block): Record inserted PHIs.
25788 (eliminate): Eliminate redundant PHI nodes.
25789 (init_pre): Init inserted_phi_names.
25791 2009-04-06 Richard Guenther <rguenther@suse.de>
25793 PR tree-optimization/39643
25794 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25795 IMAGPART_EXPRs of complex constants.
25796 (execute_fold_all_builtins): If we folded a call queue
25797 TODO_update_address_taken.
25799 2009-04-06 Jan Hubicka <jh@suse.cz>
25801 PR middle-end/39659
25802 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25805 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25807 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25809 (ic_invalidate_array): Likewise.
25811 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25813 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25814 alignment for library calls.
25816 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25818 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25819 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25820 * config/i386/mingw-stdint.h: New file.
25822 2009-04-05 Richard Guenther <rguenther@suse.de>
25824 PR tree-optimization/39648
25825 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25826 our &A vs. &A[0] IL deficiencies.
25828 2009-04-04 Jan Hubicka <jh@suse.cz>
25830 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25831 removed toplevel regions.
25832 (sjlj_mark_call_sites): Likewise.
25834 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25836 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25837 (cygwin tm clause use_gcc_stdint): Set to wrap.
25838 * config/i386/cygwin-stdint.h: New file.
25840 2009-04-04 Richard Guenther <rguenther@suse.de>
25842 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25843 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25844 single-argument PHIs if we are in loop-closed SSA form.
25845 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25846 for the pre-condition.
25847 (slpeel_tree_peel_loop_to_edge): Likewise.
25848 (vect_build_loop_niters): Take an optional sequence to append stmts.
25849 (vect_generate_tmps_on_preheader): Likewise.
25850 (vect_do_peeling_for_loop_bound): Take extra guards for the
25852 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25853 the cost model check.
25854 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25855 guards if we are going to peel. Do not apply versioning in that case.
25856 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25857 (vect_do_peeling_for_loop_bound): Likewise.
25858 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25859 loop bound only record extra pre-conditions, do not apply loop
25862 2009-04-04 Richard Guenther <rguenther@suse.de>
25864 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25867 2009-04-04 Jan Hubicka <jh@suse.cz>
25869 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25870 last_basic_block for size of bb->index indexed array.
25871 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25872 compute_out, link_btr_uses, build_btr_def_use_webs,
25873 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25875 2009-04-04 Jan Hubicka <jh@suse.cz>
25877 * except.c (remove_eh_handler_and_replace): Break out from ...
25878 (remove_eh_handler): ... here.
25879 (bring_to_root): New function.
25880 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25881 handled ones, bring others to root of tree.
25883 2009-04-04 Jan Hubicka <jh@suse.cz>
25885 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25886 (all_phis_safe_to_merge): New function.
25887 (update_info): New structure.
25888 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25889 (cleanup_empty_eh): Update SSA if possible.
25891 2009-04-04 Richard Guenther <rguenther@suse.de>
25893 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25894 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25895 (append_vuse): Likewise.
25897 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25899 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25900 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25901 instead of REG_UNSAVED for DW_CFA_undefined.
25902 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25903 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25906 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25909 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25911 2009-04-04 Richard Guenther <rguenther@suse.de>
25913 PR tree-optimization/8781
25914 PR tree-optimization/37892
25915 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25916 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25917 (valueize_refs): Call it for *& valueizations.
25918 (shared_reference_ops_from_ref): Rename to ...
25919 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25920 (shared_reference_ops_from_call): Rename to ...
25921 (valueize_shared_reference_ops_from_call): ... this and valueize.
25922 (vn_reference_lookup): Update.
25923 (visit_reference_op_call): Likewise.
25924 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25925 (eliminate): Value-replace the call address in call statements.
25927 2009-04-04 Richard Guenther <rguenther@suse.de>
25929 PR tree-optimization/39636
25930 * tree-ssa-forwprop.c
25931 (forward_propagate_addr_into_variable_array_index): Check for
25932 GIMPLE_ASSIGN before accessing the rhs code.
25934 2009-04-03 Jason Merrill <jason@redhat.com>
25936 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25938 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25940 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25941 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25942 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25943 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25944 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25945 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25946 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25947 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25948 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25949 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25950 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25951 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25952 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25953 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25954 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25955 Use fr_reg_or_fp01_operand instead of fr_register_operand
25957 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25958 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25959 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25961 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25963 PR rtl-optimization/39607
25964 PR rtl-optimization/39631
25968 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25969 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25970 instead of DF_LR_OUT.
25971 * ira-lives.c (process_bb_node_lives): Ditto.
25972 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25973 instead of DF_LR_{OUT,IN}.
25974 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25975 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25977 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25979 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25980 (execute_lower_omp): Always run but take the short way out if -fopenmp
25982 (gate_lower_omp): Remove, forcing the pass manager to always run the
25983 pass and always set PROP_gimple_lomp.
25984 (pass_lower_omp): Remove gate function.
25985 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25986 PROP_trees. Instead, require it.
25987 * ipa-cp.c (pass_ipa_cp): Likewise.
25988 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25989 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25990 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25991 and PROP_gimple_leh.
25993 2009-04-03 Richard Guenther <rguenther@suse.de>
25995 PR middle-end/13146
25996 PR tree-optimization/23940
25997 PR tree-optimization/33237
25998 PR middle-end/33974
25999 PR middle-end/34093
26000 PR tree-optimization/36201
26001 PR tree-optimization/36230
26002 PR tree-optimization/38049
26003 PR tree-optimization/38207
26004 PR tree-optimization/38230
26005 PR tree-optimization/38301
26006 PR tree-optimization/38585
26007 PR middle-end/38895
26008 PR tree-optimization/38985
26009 PR tree-optimization/39299
26010 * tree-ssa-structalias.h: Remove.
26011 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26012 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26013 (struct vuse_element_d): Remove.
26014 (struct vuse_vec_d): Likewise.
26015 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26016 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26017 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26018 VUSE_ELEMENT_VAR): Likewise.
26019 (struct voptype_d): Likewise.
26020 (NUM_VOP_FREE_BUCKETS): Likewise.
26021 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26022 (struct stmt_operands_d): Remove.
26023 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26024 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26025 VDEF_NUM, VDEF_VECT): Likewise.
26026 (copy_virtual_operands): Remove.
26027 (operand_build_cmp): Likewise.
26028 (create_ssa_artificial_load_stmt): Likewise.
26029 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26030 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26031 vuse_index and mayuse_index members. Pack and move done and iter_type
26032 members to the front.
26033 (SSA_OP_VMAYUSE): Remove.
26034 (SSA_OP_VIRTUAL_USES): Adjust.
26035 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26036 (unlink_stmt_vdef): Declare.
26037 (add_to_addressable_set): Remove.
26038 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26039 (vrp_visit_stmt): Likewise.
26040 * doc/tree-ssa.texi (Alias analysis): Update.
26041 * doc/invoke.texi (max-aliased-vops): Remove docs.
26042 (avg-aliased-vops): Likewise.
26043 * tree-into-ssa.c (syms_to_rename): Remove.
26044 (need_to_update_vops_p): Likewise.
26045 (need_to_initialize_update_ssa_p): Rename to ...
26046 (update_ssa_initialized_fn): ... this. Track function we are
26048 (symbol_marked_for_renaming): Simplify.
26049 (add_new_name_mapping): Do not set need_to_update_vops_p.
26050 (dump_currdefs): Use SYMS_TO_RENAME.
26051 (rewrite_update_stmt): Always walk all uses/defs.
26052 (dump_update_ssa): Adjust.
26053 (init_update_ssa): Take function argument. Track what we are
26055 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26056 (create_new_def_for): Initialize for cfun, assert we are initialized
26058 (mark_sym_for_renaming): Simplify.
26059 (mark_set_for_renaming): Do not initialize update-ssa.
26060 (need_ssa_update_p): Simplify. Take function argument.
26061 (name_mappings_registered_p): Assert we ask for the correct function.
26062 (name_registered_for_update_p): Likewise.
26063 (ssa_names_to_replace): Likewise.
26064 (release_ssa_name_after_update_ssa): Likewise.
26065 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26066 (dump_decl_set): Do not print a newline.
26067 (debug_decl_set): Do it here.
26068 (dump_update_ssa): And here.
26069 * tree-ssa-loop-im.c (move_computations): Adjust.
26070 (movement_possibility): Likewise.
26071 (determine_max_movement): Likewise.
26072 (gather_mem_refs_stmt): Likewise.
26073 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26074 or NAME_MEMORY_TAG.
26075 * tree-complex.c (update_all_vops): Remove.
26076 (expand_complex_move): Adjust.
26077 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26078 Simplify test for memory referencing statement. Exclude
26079 non-invariant ADDR_EXPRs.
26080 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26081 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26082 (rdg_flag_uses): Likewise.
26083 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26085 (tree_optimize_tail_calls_1): Also split the
26086 edge from the entry block if we have degenerate PHI nodes in
26087 the first basic block.
26088 * tree.c (init_ttree): Remove memory-tag related code.
26089 (tree_code_size): Likewise.
26090 (tree_node_structure): Likewise.
26091 (build7_stat): Re-write to be build6_stat.
26092 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26093 (SSA_VAR_P): Adjust.
26094 (struct tree_memory_tag): Remove.
26095 (struct tree_memory_partition_tag): Likewise.
26096 (union tree_node): Adjust.
26097 (build7): Re-write to be build6.
26098 * tree-pass.h (pass_reset_cc_flags): Remove.
26099 (TODO_update_address_taken): New flag.
26100 (pass_simple_dse): Remove.
26101 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26102 * params.h (MAX_ALIASED_VOPS): Remove.
26103 (AVG_ALIASED_VOPS): Likewise.
26104 * omp-low.c (expand_omp_taskreg): Update SSA form.
26105 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26106 aliases the lhs in a copy stmt.
26107 * tree-ssa-dse.c (struct address_walk_data): Remove.
26108 (memory_ssa_name_same): Likewise.
26109 (memory_address_same): Likewise.
26110 (get_kill_of_stmt_lhs): Likewise.
26111 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26112 unused stores. Look through PHI nodes into post-dominated regions.
26113 (dse_optimize_stmt): Simplify. Properly remove stores.
26114 (tree_ssa_dse): Compute dominators.
26115 (execute_simple_dse): Remove.
26116 (pass_simple_dse): Likewise.
26117 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26118 gimple_loaded_syms and gimple_stored_syms computation.
26119 * toplev.c (dump_memory_report): Dump alias and pta stats.
26120 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26121 (vn_reference_eq): Likewise.
26122 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26123 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26124 valueize_vuses): Remove.
26125 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26126 (get_def_ref_stmt_vuse): ... this.
26127 (vn_reference_lookup_2): New function.
26128 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26129 walking equivalent vuses. Simplify.
26130 (vn_reference_lookup): Likewise.
26131 (vn_reference_insert): Likewise.
26132 (vn_reference_insert_pieces): Likewise.
26133 (visit_reference_op_call): Simplify.
26134 (visit_reference_op_load): Likewise.
26135 (visit_reference_op_store): Likewise.
26136 (init_scc_vn): Remove shared_lookup_vuses initialization.
26137 (free_scc_vn): Remove shared_lookup_vuses freeing.
26138 (sort_vuses, sort_vuses_heap): Remove.
26139 (get_ref_from_reference_ops): Export.
26140 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26141 vector with single vuse pointer.
26142 (vn_reference_lookup_pieces, vn_reference_lookup,
26143 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26144 (shared_vuses_from_stmt): Remove.
26145 (get_ref_from_reference_ops): Declare.
26146 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26147 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26148 memory-tag related code.
26149 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26150 (likely_value): Add comment, skip static-chain of call statements.
26151 (surely_varying_stmt_p): Adjust.
26152 (gimplify_and_update_call_from_tree): Likewise.
26153 (execute_fold_all_builtins): Do not rebuild alias info.
26154 (gimplify_and_update_call_from_tree): Properly update VOPs.
26155 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26156 (copy_ref_info): Remove memory-tag related code.
26157 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26158 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26159 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26161 * tree-ssa-dom.c (gimple_p): Remove typedef.
26162 (eliminate_redundant_computations): Adjust.
26163 (record_equivalences_from_stmt): Likewise.
26164 (avail_expr_hash): Likewise.
26165 (avail_expr_eq): Likewise.
26166 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26167 (stmt_makes_single_load): Likewise.
26168 (stmt_makes_single_store): Likewise.
26169 * tree-ssa-alias.c: Rewrite completely.
26170 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26171 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26172 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26173 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26174 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26175 Remove public functions.
26176 (pass_reset_cc_flags): Remove.
26177 (pass_build_alias): Move ...
26178 * tree-ssa-structalias.c (pass_build_alias): ... here.
26179 * tree-ssa-alias.c (may_be_aliased): Move ...
26180 * tree-flow-inline.h (may_be_aliased): ... here.
26181 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26182 count_uses_and_derefs): Move ...
26183 * gimple.c: ... here.
26184 * gimple.h (count_uses_and_derefs): Declare.
26185 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26186 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26187 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26188 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26189 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26190 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26191 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26193 * tree-dfa.c (refs_may_alias_p): Move ...
26194 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26195 * tree-ssa-alias.h: New file.
26196 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26197 (statement_sink_location): Likewise.
26198 * opts.c (decode_options): Do not adjust max-aliased-vops or
26199 avg-aliased-vops values.
26200 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26201 (TV_CALL_CLOBBER): Likewise.
26202 (TV_FLOW_SENSITIVE): Likewise.
26203 (TV_FLOW_INSENSITIVE): Likewise.
26204 (TV_MEMORY_PARTITIONING): Likewise.
26205 (TV_ALIAS_STMT_WALK): New timevar.
26206 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26207 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26208 (get_address_description): Remove memory-tag related code.
26209 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26210 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26211 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26212 and immediate uses in statements. Document.
26213 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26214 (dump_symbols): Remove.
26215 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26216 * alias.c (get_deref_alias_set): New function split out from ...
26217 (get_alias_set): ... here.
26218 * alias.h (get_deref_alias_set): Declare.
26219 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26220 type parameter. Remove restrict pointer handling. Create a
26221 ref-all pointer in case type-based alias sets do not conflict.
26222 (vect_analyze_data_refs): Remove SMT related code.
26223 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26224 (vectorizable_load): Likewise.
26225 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26226 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26227 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26228 Ignore vops and SMTs.
26229 (dr_analyze_alias): Likewise..
26230 (free_data_ref): Likewise.
26231 (create_data_ref): Likewise.
26232 (analyze_all_data_dependences): Likewise.
26233 (get_references_in_stmt): Adjust.
26234 * tree-flow-inline.h (gimple_aliases_computed_p,
26235 gimple_addressable_vars, gimple_call_clobbered_vars,
26236 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26237 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26238 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26239 gimple_mem_ref_stats): Remove.
26240 (gimple_vop): New function.
26241 (op_iter_next_use): Remove vuses and mayuses cases.
26242 (op_iter_next_def): Remove vdefs case.
26243 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26244 (clear_and_done_ssa_iter): Do not set removed fields.
26245 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26246 Assert we are not iterating over vuses or vdefs if not also
26247 iterating over uses or defs.
26248 (op_iter_init_use): Likewise.
26249 (op_iter_init_def): Likewise.
26250 (op_iter_next_vdef): Remove.
26251 (op_iter_next_mustdef): Likewise.
26252 (op_iter_init_vdef): Likewise.
26253 (compare_ssa_operands_equal): Likewise.
26254 (link_use_stmts_after): Handle vuse operand.
26255 (is_call_used): Use is_call_clobbered.
26256 (is_call_clobbered): Global variables are always call clobbered,
26257 query the call-clobbers bitmap.
26258 (mark_call_clobbered): Ignore global variables.
26259 (clear_call_clobbered): Likewise.
26260 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26261 virtual operands sanity check.
26262 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26264 (TARGET_MEM_REF): Remove TMR_TAG operand.
26265 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26266 Remove call-clobber related code.
26267 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26268 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26269 partitions or escape reason.
26270 (get_single_def_stmt, get_single_def_stmt_from_phi,
26271 get_single_def_stmt_with_phi): Remove.
26272 (dump_referenced_vars): Tidy.
26273 (get_ref_base_and_extent): Allow bare decls.
26274 (collect_dfa_stats): Adjust.
26275 * graphite.c (rename_variables_in_stmt): Adjust.
26276 (graphite_copy_stmts_from_block): Likewise.
26277 (translate_clast): Likewise.
26278 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26280 (translate_vuse_through_block): Use the oracle.
26281 (phi_translate_1): Adjust.
26282 (value_dies_in_block_x): Use the oracle. Cache the outcome
26284 (valid_in_sets): Check if the VUSE for
26285 a REFERENCE is available.
26286 (eliminate): Do not remove stmts during elimination,
26287 instead queue and remove them afterwards.
26288 (do_pre): Do not rebuild alias info.
26289 (pass_pre): Run TODO_rebuild_alias before PRE.
26290 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26291 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26292 (mark_all_v_defs_stmt): Remove.
26293 (mark_all_v_defs_seq): Adjust.
26294 (sra_replace): Likewise.
26295 (scalarize_use): Likewise.
26296 (scalarize_copy): Likewise.
26297 (scalarize_init): Likewise.
26298 (scalarize_ldst): Likewise.
26299 (todoflags): Remove.
26300 (tree_sra): Do not rebuild alias info.
26301 (tree_sra_early): Adjust.
26302 (pass_sra): Run TODO_update_address_taken before SRA.
26303 * tree-predcom.c (set_alias_info): Remove.
26304 (prepare_initializers_chain): Do not call it.
26305 (mark_virtual_ops_for_renaming): Adjust.
26306 (mark_virtual_ops_for_renaming_list): Remove.
26307 (initialize_root_vars): Adjust.
26308 (initialize_root_vars_lm): Likewise.
26309 (prepare_initializers_chain): Likewise.
26310 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26311 (may_propagate_copy_into_stmt): Likewise.
26312 (merge_alias_info): Do nothing for now.
26313 (propagate_tree_value_into_stmt): Adjust.
26314 (stmt_may_generate_copy): Likewise.
26315 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26316 not mark symbols for renaming.
26317 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26318 with the same statement, make sure to update the new pointed-to one.
26319 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26320 call statements, do not mark symbols for renaming.
26321 (mark_operand_necessary): Dump something.
26322 (ref_may_be_aliased): New function.
26323 (mark_aliased_reaching_defs_necessary_1): New helper function.
26324 (mark_aliased_reaching_defs_necessary): Likewise.
26325 (mark_all_reaching_defs_necessary_1): Likewise.
26326 (mark_all_reaching_defs_necessary): Likewise.
26327 (propagate_necessity): Do not process virtual PHIs. For
26328 non-aliased loads mark all reaching definitions as necessary.
26329 For aliased loads and stores mark the immediate dominating
26330 aliased clobbers as necessary.
26331 (visited): New global static.
26332 (perform_tree_ssa_dce): Free visited bitmap after propagating
26334 (remove_dead_phis): Perform simple dead virtual PHI removal.
26335 (remove_dead_stmt): Properly unlink virtual operands when
26337 (eliminate_unnecessary_stmts): Schedule PHI removal after
26339 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26340 (process_replaceable): Likewise.
26341 (find_replaceable_in_bb): Likewise.
26342 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26343 based on the single gimple vop.
26344 (verify_flow_insensitive_alias_info): Remove.
26345 (verify_flow_sensitive_alias_info): Likewise.
26346 (verify_call_clobbering): Likewise.
26347 (verify_memory_partitions): Likewise.
26348 (verify_alias_info): Likewise.
26349 (verify_ssa): Adjust..
26350 (execute_update_addresses_taken): Export. Update SSA
26351 manually. Optimize only when optimizing. Use a local bitmap.
26352 (pass_update_address_taken): Remove TODO_update_ssa, add
26354 (pass_update_address_taken): Just use TODO_update_address_taken.
26355 (init_tree_ssa): Do not initialize addressable_vars.
26356 (verify_ssa): Verify new VUSE / VDEF properties.
26357 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26358 Do not call verify_alias_info.
26359 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26360 Do not free the loaded and stored syms bitmaps. Reset the escaped
26361 and callused solutions. Do not free addressable_vars.
26362 Remove memory-tag related code.
26363 (warn_uninitialized_var): Aliases are always available.
26364 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26365 * lambda-code.c (can_put_in_inner_loop): Adjust.
26366 (can_put_after_inner_loop): Likewise.
26367 (perfect_nestify): Likewise.
26368 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26369 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26370 (vectorizable_conversion): Do not mark symbols for renaming.
26371 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26372 (expand_call_inline): Unlink the calls virtual operands before
26374 (tree_function_versioning): Do not call update_ssa if we are not
26375 updating clones. Simplify.
26376 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26377 (propagate_with_phi): Likewise..
26378 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26379 clobber code. Assert we are not aliased or global.
26380 * tree-flow.h: Include tree-ssa-alias.h
26381 (enum escape_type): Remove.
26382 (struct mem_sym_stats_d): Likewise.
26383 (struct mem_ref_stats_d): Likewise.
26384 (struct gimple_df): Add vop member. Remove global_var,
26385 call_clobbered_vars, call_used_vars, addressable_vars,
26386 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26387 escaped and callused members.
26388 (struct ptr_info_def): Remove all members, add points-to solution
26390 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26391 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26392 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26393 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26394 (tree-ssa-alias.o): Likewise.
26395 (toplev.o): Add tree-ssa-alias.h
26396 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26397 * gimple.c (gimple_set_bb): Fix off-by-one error.
26398 (is_gimple_reg): Do not handle memory tags.
26399 (gimple_copy): Also copy virtual operands.
26400 Delay updating the statement. Do not reset loaded and stored syms.
26401 (gimple_set_stored_syms): Remove.
26402 (gimple_set_loaded_syms): Likewise.
26403 (gimple_call_copy_skip_args): Copy the virtual operands
26404 and mark the new statement modified.
26405 * tree-ssa-structalias.c (may_alias_p): Remove.
26406 (set_uids_in_ptset): Take the alias set to prune with as
26407 parameter. Fold in the alias test of may_alias_p.
26408 (compute_points_to_sets): Compute whether a ptr is dereferenced
26409 in a local sbitmap.
26410 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26411 other ADDRESSOF constraints on the lhs.
26412 (get_constraint_for_component_ref): Assert that we don't get
26413 ADDRESSOF constraints from the base of the reference.
26414 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26415 (struct variable_info): Remove collapsed_to member.
26416 (get_varinfo_fc): Remove.
26417 (new_var_info): Do not set collapsed_to.
26418 (dump_constraint): Do not follow cycles.
26419 (dump_constraint_graph): Likewise.
26420 (build_pred_graph): Likewise.
26421 (build_succ_graph): Likewise.
26422 (rewrite_constraints): Likewise.
26423 (do_simple_structure_copy): Remove.
26424 (do_rhs_deref_structure_copy): Remove.
26425 (do_lhs_deref_structure_copy): Remove.
26426 (collapse_rest_of_var): Remove.
26427 (do_structure_copy): Re-implement.
26428 (pta_stats): New global variable.
26429 (dump_pta_stats): New function.
26430 (struct constraint_expr): Make offset signed.
26431 (UNKNOWN_OFFSET): Define special value.
26432 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26433 (solution_set_expand): New helper function split out from ...
26434 (do_sd_constraint): ... here.
26435 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26436 (do_ds_constraint): Likewise.
26437 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26438 and CALLUSED = *CALLUSED.
26439 (set_union_with_increment): Make inc argument signed.
26440 (type_safe): Remove.
26441 (get_constraint_for_ptr_offset): Handle unknown and negative
26443 (first_vi_for_offset): Handle offsets before start. Bail
26444 out early for offsets beyond the variable extent.
26445 (first_or_preceding_vi_for_offset): New function.
26446 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26447 Together with ESCAPED = *ESCAPED this properly computes reachability.
26448 (find_what_var_points_to): New function.
26449 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26450 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26451 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26452 pt_solutions_intersect): New functions.
26453 (compute_call_used_vars): Remove.
26454 (compute_may_aliases): New main entry into PTA computation.
26455 * gimple.h (gimple_p): New typedef.
26456 (struct gimple_statement_base): Remove references_memory_p.
26457 (struct gimple_statement_with_memory_ops_base): Remove
26458 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26460 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26461 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26462 gimple_set_references_memory): Remove.
26463 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26464 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26466 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26467 (verify_expr): Allow RESULT_DECL.
26468 (gimple_duplicate_bb): Do not copy virtual operands.
26469 (gimple_duplicate_sese_region): Adjust.
26470 (gimple_duplicate_sese_tail): Likewise.
26471 (mark_virtual_ops_in_region): Remove.
26472 (move_sese_region_to_fn): Do not call it.
26473 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26474 and pass_simple_dse.
26475 (execute_function_todo): Handle TODO_update_address_taken,
26476 call execute_update_addresses_taken for TODO_rebuild_alias.
26477 (execute_todo): Adjust.
26478 (execute_one_pass): Init dump files early.
26479 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26481 (create_general_new_stmt): Clear vops.
26482 * tree-ssa-reassoc.c (get_rank): Adjust.
26483 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26484 symbols for renaming.
26485 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26486 (PARAM_AVG_ALIASED_VOPS): Likewise.
26487 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26488 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26489 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26490 (operand_build_cmp, copy_virtual_operands,
26491 create_ssa_artificial_load_stmt, add_to_addressable_set,
26492 gimple_add_to_addresses_taken): Remove public functions.
26493 (unlink_stmt_vdef): New function.
26495 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26497 * config.gcc (powerpc-*-linux*): Merge variants.
26499 2009-04-02 Chao-ying Fu <fu@mips.com>
26500 James Grosbach <james.grosbach@microchip.com>
26502 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26503 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26505 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26506 keep_interrupts_masked_p, use_debug_exception_return_p.
26507 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26508 keep_interrupts_masked, use_debug_exception_return.
26509 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26510 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26512 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26513 (mips_print_operand): Process COP0 registers to print $0 .. $31
26514 correctly for GAS to process.
26515 (mips_interrupt_extra_call_saved_reg_p): New function.
26516 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26518 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26519 (mips_compute_frame_info): Add supports for interrupt context that
26520 includes doubleword accumulators and COP0 registers.
26521 (mips_for_each_saved_acc): New function.
26522 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26523 mips_for_each_saved_reg.
26524 (mips_save_reg): Save accumulators.
26525 (mips_kernel_reg_p): A new for_each_rtx callback.
26526 (mips_expand_prologue): Support interrupt handlers.
26527 (mips_restore_reg): Restore accumulators.
26528 (mips_expand_epilogue): Support interrupt handlers.
26529 (mips_can_use_return_insn): Return false for interrupt handlers.
26530 (mips_epilogue_uses): New function.
26531 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26532 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26533 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26534 cop0_move): New instructions.
26535 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26536 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26538 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26540 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26541 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26542 interrupt handlers, we use K0 as the temporary register.
26543 (EPILOGUE_USES): Change to a function call.
26544 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26545 handlers, we use K0 as the temporary register.
26547 * doc/extend.texi (Function Attributes): Document interrupt,
26548 use_shadow_register_set, keep_interrupts_masked,
26549 use_debug_exception_return for MIPS attributes.
26551 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26553 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26554 Remove a number of t-files from tmake_file.
26555 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26556 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26557 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26558 target_prototype, not TARGET_PROTOTYPE.
26559 (LINK_OS_GNU_SPEC): Define.
26560 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26561 and darwin-ldoubdle.c.
26563 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26566 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26567 (cpp_options): Ditto.
26568 (default_compilers): Ditto.
26569 (display_help): Ditto.
26570 (process_command): Ditto.
26571 (do_spec_1): Ditto.
26572 (set_input): Use lbasename instead of duplicate code.
26573 (save_temps_prefix): New static for -save-temps=obj.
26574 (save_temps_length): Ditto.
26576 * doc/invoke.texi (-save-temps=obj): Document new variant to
26577 -save-temps switch.
26579 2009-04-02 Jeff Law <law@redhat.com>
26581 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26584 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26586 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26587 * configure: Regenerated.
26589 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26591 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26592 share the argument list.
26594 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26598 2009-02-12 Diego Novillo <dnovillo@google.com>
26600 * varpool.c (debug_varpool): New.
26601 * cgraph.h (debug_varpool): Declare.
26603 2009-04-02 Jan Hubicka <jh@suse.cz>
26605 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26608 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26610 * config/i386/i386.c (ix86_abi): Move initialization to ...
26611 (override_options): Here.
26613 2009-04-02 Christian Bruel <christian.bruel@st.com>
26615 * config/sh/sh.c (sh_dwarf_register_span): New function.
26616 (TARGET_DWARF_REGISTER_SPAN): Define.
26617 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26619 2009-04-02 Ira Rosen <irar@il.ibm.com>
26621 PR tree-optimization/39595
26622 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26623 interleaved loads group is not greater than the SLP group size.
26625 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26627 * builtins.c (is_builtin_name): New.
26628 (called_as_built_in): Use is_builtin_name.
26629 * tree.h (is_builtin_name): New.
26630 * varasm.c (incorporeal_function_p): Use is_builtin_name
26632 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26634 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26636 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26639 * c-decl.c (clone_underlying_type): Move this ...
26640 * c-common.c (set_underlying_type): ... here.
26641 Also, make sure the function properly sets TYPE_STUB_DECL() on
26642 the newly created typedef variant type.
26643 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26644 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26647 2009-04-02 Richard Guenther <rguenther@suse.de>
26649 PR tree-optimization/37221
26650 * tree-flow.h (degenerate_phi_result): Declare.
26651 * tree-ssa-dom.c (degenerate_phi_result): Export.
26652 * tree-scalar-evolution.c (analyze_initial_condition): If
26653 the initial condition is defined by a degenerate PHI node
26654 use the degenerate value.
26656 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26658 PR rtl-optimization/39588
26659 * combine.c (merge_outer_ops): Do not set the constant when this
26661 (simplify_shift_const_1): Do not modify it either in this case.
26663 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26665 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26666 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26668 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26671 * c-lex.c (interpret_float): Default (no suffix) is double.
26673 2009-04-1 Xinliang David Li <davidxl@google.com>
26675 * config/i386/i386.c (legitimate_constant_p): Recognize
26676 all one vector constant.
26678 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26680 * config/vax/vax.c: Add #includes to silence warnings.
26681 Change #include order to silence two warnings.
26683 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26685 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26686 (ASM_SPEC): Pass -k to the assembler for PIC code.
26688 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26690 * config.gcc: Add vax-*-linux* to the switch.
26691 * config/vax/linux.h: New file. (TARGET_VERSION,
26692 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26694 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26696 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26697 Use predicate macros instead of GET_CODE() == foo.
26698 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26699 ashlsi3, rotrsi3, <unnamed>): Likewise.
26701 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26703 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26704 jbbccihi, jbbccisi): Remova trailing whitespace.
26705 * config/vax/constraints.md: Likewise.
26706 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26707 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26708 * config/vax/predicates.md: Likewise.
26709 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26710 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26711 * config/vax/vax.h: Likewise.
26712 * config/vax/vax.md (nonlocal_goto): Likewise.
26714 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26716 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26717 (indirectable_address_p, adjacent_operands_p): Add spaces around
26719 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26721 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26723 * config/vax/vax.c (legitimate_constant_address_p,
26724 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26725 index_term_p, reg_plus_index_p, legitimate_address_p,
26726 vax_mode_dependent_address_p): Update comments to match functions
26727 modified by the recent int->bool conversion.
26729 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26731 * config/vax/builtins.md: Update copyright message.
26732 * config/vax/constraints.md: Likewise.
26733 * config/vax/netbsd-elf.h: Likewise.
26734 * config/vax/predicates.md: Likewise.
26735 * config/vax/vax-protos.h: Likewise.
26736 * config/vax/vax.c: Likewise.
26737 * config/vax/vax.h: Likewise.
26738 * config/vax/vax.md: Likewise.
26739 * config/vax/vax.opt: Likewise.
26741 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26743 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26744 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26745 * config/vax/constraints.md (B, R): Likewise.
26746 * config/vax/predicates.md (external_memory_operand,
26747 nonimmediate_addsub_di_operand): Likewise.
26748 * config/vax/vax.c (vax_output_int_add): Likewise.
26749 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26750 untyped_call): Likewise.
26752 2009-04-01 Matt Thomas <matt@3am-software.com>
26754 * config/vax/predicates.md: New file.
26755 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26756 external_const_operand, nonsymbolic_operand, external_memory_operand,
26757 indirect_memory_operand, indexed_memory_operand,
26758 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26759 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26761 * config/vax/constraints.md: New file.
26762 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26764 * config/vax/builtins.md: New file.
26765 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26766 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26768 * config/vax/vax.opt (mqmath): Add option.
26769 * config/vax/vax.md (isfx): Extend with DI.
26770 (VAXintQH, VAXintQHSD): Define.
26771 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26772 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26773 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26774 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26775 (movdi): Update constraints and use vax_output_int_move().
26776 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26777 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26778 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26779 nonlocal_goto): New.
26780 (mov<mode>): Extend accepted operand types.
26781 (subdi3_old): Rename from subdi3, change update constraints and use
26782 a new implementation.
26783 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26784 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26785 MOVE_RATIO, CLEAR_RATIO): Define.
26786 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26787 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26788 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26789 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26790 (split_quadword_operands): Make static and really allow variable
26792 (print_operand_address): Update for PIC generation.
26793 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26794 indexable_address_p, fixup_mathdi_operand,
26795 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26796 (vax_float_literal, legitimate_constant_p,
26797 indirectable_constant_address_p, index_term_p,
26798 reg_plus_index_p): Return bool instead of int.
26799 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26801 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26803 (vax_output_conditional_branch): Indent.
26804 (legitimate_constant_address_p, indirectable_constant_address_p,
26805 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26806 vax_mode_dependent_address_p): Return bool instead of int, update for
26808 * config/vax/vax-protos.h (legitimate_constant_address_p,
26809 legitimate_constant_p, legitimate_address_p,
26810 vax_mode_dependent_address_p): Change declaration to bool.
26811 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26812 vax_expand_addsub_di_operands, vax_output_int_subtract,
26813 vax_output_movmemsi): Declare.
26814 (split_quadword_operands, vax_float_literal): Delete declaration.
26815 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26816 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26817 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26818 ASM_OUTPUT_DWARF_PCREL): Define.
26819 (ASM_SPEC): Change definition to allow PIC generation.
26821 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26823 * doc/sourcebuild.texi: Update front-end requirements.
26825 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26828 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26829 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26830 (booldi3_internal3): Use boolean_or_operator instead of
26833 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26836 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26837 declarator whose size is not an integer constant expression but
26838 folds to an integer constant, then treat it as a constant
26841 2009-04-01 Richard Guenther <rguenther@suse.de>
26843 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26844 i * 4 + 2 to (i * 2 + 1) * 2.
26846 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26849 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26850 return if c_parser_asm_string_literal returned NULL.
26852 2009-04-01 Nick Clifton <nickc@redhat.com>
26854 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26856 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26857 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26858 other typedefs to avoid conflicts with libgcc2.c. Define labels
26859 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26861 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26862 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26865 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26867 * varasm.c (default_function_rodata_section): Declare DOT as
26870 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26871 Andrey Galkin <agalkin@hypercom.com>
26874 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26875 Make object_name unique for each process.
26877 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26880 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26881 addressable variables in the parallel that could go out of scope while
26882 running queued tasks.
26884 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26886 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26887 (CASE_VALUES_THRESHOLD): Redefine.
26888 * config/avr/avr.c (avr_override_options): Remove initialization of
26889 avr_case_values_threshold variable.
26890 (avr_case_values_threshold): Remove variable. Add new function.
26891 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26892 * config/avr/avr.opt (mno-tablejump): Remove option.
26893 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26895 2009-04-01 DJ Delorie <dj@redhat.com>
26897 * varasm.c (default_function_rodata_section): Don't assume
26898 anything about where the first '.' in the section name is.
26900 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26902 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26903 rs6000_emit_stack_tie.
26905 2009-03-31 Ian Lance Taylor <iant@google.com>
26907 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26908 gimple_code with GIMPLE_RESX, not RESX.
26910 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26912 * c-common.c (c_get_ident): New.
26913 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26915 2009-04-01 Ben Elliston <bje@au.ibm.com>
26917 * config/rs6000/sysv4.opt (msdata): Improve option description.
26919 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26921 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26922 (divdf3_internal_lat): Remove.
26923 (divxf3_internal_lat): Remove.
26924 (divxf3_internal_thr): Remove.
26925 (divxf): Use divxf3_internal.
26926 * config/ia64/div.md (divsf3_internal_lat): New.
26927 (divdf3_internal_lat): New.
26928 (divxf3_internal): New.
26930 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26933 * Makefile.in (USE_GCC_STDINT): Define.
26934 (stmp-int-hdrs): Install stdint.h if applicable.
26935 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26937 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26938 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26939 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26940 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26941 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26942 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26943 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26944 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26945 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26946 (c_common_nodes_and_builtins): Initialize
26947 underlying_wchar_type_node. Do not initialize
26948 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26949 nodes for new types.
26950 (c_stddef_cpp_builtins): Define macros for new types.
26951 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26953 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26954 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26955 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26956 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26957 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26958 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26959 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26960 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26961 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26962 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26963 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26964 int16_type_node, int32_type_node, int64_type_node,
26965 uint8_type_node, uint16_type_node, c_uint32_type_node,
26966 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26967 int_least32_type_node, int_least64_type_node,
26968 uint_least8_type_node, uint_least16_type_node,
26969 uint_least32_type_node, uint_least64_type_node,
26970 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26971 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26972 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26973 uintptr_type_node): Define.
26974 * c-cppbuiltin.c (builtin_define_constants,
26975 builtin_define_type_minmax): New.
26976 (builtin_define_stdint_macros): Define more macros.
26977 (c_cpp_builtins): Define more limit macros.
26978 (type_suffix): New.
26979 (builtin_define_type_max): Define in terms of
26980 builtin_define_type_minmax. Remove is_long parameter. All
26982 * config.gcc (use_gcc_stdint): Define.
26983 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26984 Add newlib-stdint.h for generic targets.
26985 * config/glibc-stdint.h, config/newlib-stdint.h,
26986 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26987 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26988 * config/score/score.h (UINTPTR_TYPE): Define.
26989 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26990 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26991 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26992 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26993 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26994 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26995 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26996 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26997 * config/spu/spu.h (STDINT_LONG32): Define.
26998 * configure.ac (use_gcc_stdint): Substitute.
26999 * configure: Regenerate.
27000 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27001 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27002 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27003 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27004 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27005 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27006 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27007 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27008 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27009 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27010 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27011 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27012 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27013 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27014 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27015 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27016 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27017 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27018 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27019 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27020 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27021 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27022 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27023 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27024 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27025 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27026 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27027 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27028 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27030 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27032 * loop-iv.c (suitable_set_for_replacement): Renamed from
27033 simplify_using_assignment; changed to return bool and to accept new
27034 args DEST and SRC. Return true iff we find a source/destination pair
27035 that can be used to make a replacement, and fill SRC and DEST if so.
27036 Remove arg ALTERED. Don't deal with altered regs here. All callers
27038 (simplify_using_initial_values): Deal with altered regs here and track
27039 more precisely the effect they have on the validity of our expression.
27041 * loop-iv.c (simplify_using_condition): A condition of the form
27042 (EQ REG CONST) can be used to simply make a substitution.
27043 (simplify_using_initial_values): Keep track of conditions we have seen
27044 and keep using them to simplify new expressions, while applying the
27045 same substitutions to them as to the expression.
27047 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27048 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27051 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27052 changed. Use this when trying to improve the upper bound.
27053 Generate the comparison by using simplify_gen_relational.
27055 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27057 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27059 (simplify_using_assignment, simplify_using_initial_values): Call
27060 replace_in_expr to make replacements. Call replace_single_def_regs
27061 once on the initial version of the expression.
27063 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27066 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27068 2009-03-31 Richard Guenther <rguenther@suse.de>
27070 PR middle-end/31029
27071 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27072 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27074 2009-03-31 Richard Guenther <rguenther@suse.de>
27076 * tree.h (div_if_zero_remainder): Declare.
27077 * fold-const.c (div_if_zero_remainder): Export.
27078 * tree-ssa-forwprop.c
27079 (forward_propagate_addr_into_variable_array_index): Handle
27080 constant array index addition outside of the variable index.
27082 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27085 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27086 define_splits, floatunssi<mode>2): Require x87 conversions from
27087 DImode to be permitted.
27089 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27091 PR preprocessor/15638
27092 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27094 2009-03-31 Richard Guenther <rguenther@suse.de>
27096 PR middle-end/23401
27097 PR middle-end/27810
27098 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27099 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27100 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27101 a separate statement.
27102 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27103 (lookup_tmp_var): Likewise.
27104 (is_gimple_formal_tmp_or_call_rhs): Remove.
27105 (is_gimple_reg_or_call_rhs): Rename to ...
27106 (is_gimple_reg_rhs_or_call): ... this.
27107 (is_gimple_mem_or_call_rhs): Rename to ...
27108 (is_gimple_mem_rhs_or_call): ... this.
27109 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27110 DECL_GIMPLE_REG_P only if is_formal is true.
27111 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27112 for non-proper post-modify expression gimplification.
27113 (gimplify_self_mod_expr): For post-modify expressions gimplify
27114 the lvalue to a minimal lvalue.
27115 (rhs_predicate_for): Remove formal temp case.
27116 (gimplify_modify_expr_rhs): Likewise.
27117 (gimplify_addr_expr): Use is_gimple_reg.
27118 (gimplify_expr): Remove formal temp cases.
27119 (gimple_regimplify_operands): Likewise.
27120 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27121 and FILTER_EXPR like constants.
27122 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27124 (is_gimple_formal_tmp_rhs): Remove.
27125 (is_gimple_reg_rhs): Remove special casing.
27126 (is_gimple_mem_rhs): Fix.
27127 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27128 (is_gimple_formal_tmp_var): Remove.
27129 (is_gimple_formal_tmp_reg): Likewise.
27130 (is_gimple_min_lval): Allow invariant component ref parts.
27131 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27132 is_gimple_formal_tmp_reg): Remove declarations.
27133 * tree-cfg.c (verify_expr): Verify that variables with address
27134 taken do not have DECL_GIMPLE_REG_P set.
27135 * tree-mudflap.c (mf_build_check_statement_for): Use
27136 force_gimple_operand instead of gimplify_expr.
27138 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27140 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27141 schedulable rows to compute_split_row.
27143 2009-03-31 Ben Elliston <bje@au.ibm.com>
27146 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27149 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27151 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27152 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27153 * configure: Regenerate.
27154 * config.in: Regenerate.
27155 * config/rs6000/rs6000.opt (mtls-markers): Add.
27156 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27157 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27158 (tls_ld_aix, tls_ld_sysv): Likewise.
27159 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27160 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27162 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27164 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27166 2009-03-30 Jan Hubicka <jh@suse.cz>
27168 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27170 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27171 detection and label handling.
27173 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27175 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27176 left_conflicts_size.
27177 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27178 ALLOCNO_LEFT_CONFLICTS_SIZE.
27180 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27181 remove_allocno_from_bucket_and_push,
27182 allocno_spill_priority_compare, push_allocnos_to_stack,
27183 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27184 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27185 (setup_allocno_left_conflicts_num): Ditto. Rename to
27186 setup_allocno_left_conflicts_size.
27187 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27188 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27189 setup_allocno_left_conflicts_size instead of
27190 setup_allocno_left_conflicts_num.
27192 * ira-build.c (ira_create_allocno): Use
27193 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27194 ALLOCNO_LEFT_CONFLICTS_NUM.
27196 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27198 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27199 instead of DF_LR_OUT.
27201 * ira-lives.c (process_bb_node_lives): Ditto.
27203 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27204 instead of DF_LR_{OUT,IN}.
27206 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27208 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27210 2009-03-30 Jan Hubicka <jh@suse.cz>
27212 * except.c (label_to_region_map): Fix thinko.
27214 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27216 PR middle-end/38237
27217 * tree.h (tree_find_value): New declaration.
27218 * tree.c (tree_find_value): New function.
27219 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27221 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27224 * c-decl.c (struct c_binding): Add locus field.
27225 (bind): Add locus argument, set locus field from it.
27226 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27227 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27228 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27229 implicitly_declare, undeclared_variable, lookup_label,
27230 declare_label, c_make_fname_decl, c_builtin_function,
27231 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27234 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27237 * config/i386/i386.c (classify_argument): Check total size of
27240 2009-03-30 Martin Jambor <mjambor@suse.cz>
27242 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27243 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27244 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27247 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27248 seen_variable_array_ref while also traversing a union.
27250 * tree-inline.c (optimize_inline_calls): Do not call
27251 cgraph_node_remove_callees.
27252 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27253 (pass_remove_cgraph_callee_edges): New variable.
27254 * passes.c (init_optimization_passes): Add
27255 pass_remove_cgraph_callee_edges after early inlining and before all
27256 late intraprocedural passes.
27258 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27260 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27262 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27263 Fix typos in names.
27265 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27267 * combine.c (simplify_comparison): Use have_insn_for.
27268 * dojump.c (do_jump): Likewise.
27270 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27272 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27273 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27274 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27275 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27276 instead of sparc_compare_emitted.
27277 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27278 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27279 instead of sparc_compare_emitted.
27281 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27283 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27284 enter/exit cfglayout mode.
27285 (pass_partition_block): Require it.
27286 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27287 (combine_instructions): Track basic blocks instead of labels.
27288 (update_cfg_for_uncondjump): New.
27289 (try_combine): Use it. Update jumps after rescanning.
27290 (pass_combine): Require PROP_cfglayout.
27291 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27293 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27295 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27296 Provide/destroy PROP_cfglayout respectively.
27297 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27298 * tree-pass.h (PROP_cfglayout): New.
27300 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27302 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27303 fold_convert_const_fixed_from_fixed,
27304 fold_convert_const_fixed_from_int,
27305 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27306 set TREE_CONSTANT_OVERFLOW.
27307 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27308 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27310 2009-03-30 Ira Rosen <irar@il.ibm.com>
27312 * tree-vect-loop-manip.c: New file.
27313 * tree-vectorizer.c: Update documentation and included files.
27314 (vect_loop_location): Make extern.
27315 (rename_use_op): Move to tree-vect-loop-manip.c
27316 (rename_variables_in_bb, rename_variables_in_loop,
27317 slpeel_update_phis_for_duplicate_loop,
27318 slpeel_update_phi_nodes_for_guard1,
27319 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27320 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27321 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27322 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27323 find_loop_location): Likewise.
27324 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27325 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27326 get_vectype_for_scalar_type, vect_is_simple_use,
27327 supportable_widening_operation, supportable_narrowing_operation):
27329 (bb_in_loop_p): Move to tree-vect-loop.c.
27330 (new_loop_vec_info, destroy_loop_vec_info,
27331 reduction_code_for_scalar_code, report_vect_op,
27332 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27333 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27334 (vect_supportable_dr_alignment): Likewise.
27335 * tree-vectorizer.h (tree-data-ref.h): Include.
27336 (vect_loop_location): Declare.
27337 Reorganize function declarations according to the new file structure.
27338 * tree-vect-loop.c: New file.
27339 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27340 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27341 * tree-vect-data-refs.c: New file.
27342 * tree-vect-patterns.c (timevar.h): Don't include.
27343 * tree-vect-stmts.c: New file.
27344 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27345 tree-vect-slp.c, tree-vect-loop.c.
27346 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27347 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27348 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27349 (tree-vect-analyze.o): Remove.
27350 (tree-vect-transform.o): Likewise.
27351 (tree-vect-data-refs.o): Add rule.
27352 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27353 tree-vect-slp.o): Likewise.
27354 (tree-vect-patterns.o): Remove redundant dependencies.
27355 (tree-vectorizer.o): Likewise.
27356 * tree-vect-slp.c: New file.
27358 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27360 * optc-gen.awk: Warn if an option flag has multiple different
27363 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27365 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27366 -floop-block): Document dependences on PPL, CLooG and Graphite.
27368 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27370 PR rtl-optimization/323
27371 * c-common.c (c_fully_fold, convert_and_check,
27372 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27373 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27374 * c-common.def (EXCESS_PRECISION_EXPR): New.
27375 * c-cppbuiltin.c (builtin_define_float_constants): Define
27376 constants with enough digits for long double.
27377 * c-lex.c (interpret_float): Interpret constant with excess
27378 precision where appropriate.
27379 * c-opts.c (c_common_post_options): Set
27380 flag_excess_precision_cmdline. Give an error for
27381 -fexcess-precision=standard for C++ for processors where the
27382 option is significant.
27383 * c-parser.c (c_parser_conditional_expression): Handle excess
27384 precision in condition.
27385 * c-typeck.c (convert_arguments): Handle arguments with excess
27387 (build_unary_op): Move excess precision outside operation.
27388 (build_conditional_expr): Likewise.
27389 (build_compound_expr): Likewise.
27390 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27391 (build_modify_expr): Handle excess precision in RHS.
27392 (convert_for_assignment): Handle excess precision in converted
27394 (digest_init, output_init_element, process_init_element): Handle
27395 excess precision in initializer.
27396 (c_finish_return): Handle excess precision in return value.
27397 (build_binary_op): Handle excess precision in operands and add
27398 excess precision as needed for operation.
27399 * common.opt (-fexcess-precision=): New option.
27400 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27401 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27402 For standard excess precision, output explicit conversion to and
27403 truncation from XFmode.
27404 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27405 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27406 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27407 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27408 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27409 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27410 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27411 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27412 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27413 define_splits, sqrt<mode>2): Disable where appropriate for
27414 standard excess precision.
27415 * convert.c (convert_to_real): Do not shorten arithmetic to type
27416 for which excess precision would be used.
27417 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27418 * doc/invoke.texi (-fexcess-precision=): Document option.
27419 (-mfpmath=): Correct index entry.
27420 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27421 flag_excess_precision): New.
27422 * langhooks.c (lhd_post_options): Set
27423 flag_excess_precision_cmdline.
27424 * opts.c (common_handle_option): Handle -fexcess-precision=.
27425 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27426 init_excess_precision): New.
27427 (lang_dependent_init_target): Call init_excess_precision.
27428 * tree.c (excess_precision_type): New.
27429 * tree.h (excess_precision_type): Declare.
27431 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27434 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27435 non-lvalue to component.
27437 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27439 PR preprocessor/34695
27440 * Makefile.in (c-opts.o): Depend on c-tree.h.
27441 * c-common.c: Move down include of diagnostic.h.
27442 (done_lexing, c_cpp_error): New.
27443 * c-common.h (done_lexing): Declare.
27444 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27446 * c-opts.c: Include c-tree.h.
27447 (c_common_init_options): Set preprocessor error callback.
27448 (c_common_handle_option): Do not set preprocessor
27449 inhibit_warnings, warnings_are_errors, warn_system_headers,
27450 pedantic_errors or inhibit_warnings flags.
27451 (c_common_post_options): Do not check cpp_errors (parse_in).
27452 (c_common_finish): Do not output dependencies if there were
27453 errors. Do not check return value of cpp_finish.
27454 * c-ppoutput.c (pp_file_change): Set input_location.
27455 * c-tree.h (c_cpp_error): Declare.
27456 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27458 (diagnostic_build_prefix): Check override_column.
27459 * diagnostic.h (diagnostic_info): Add override_column field.
27460 (diagnostic_override_column): Define.
27462 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27464 * c-common.c (c_expand_expr, c_staticp): Remove.
27465 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27466 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27467 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27468 * c-gimplify.c (gimplify_compound_literal_expr,
27469 optimize_compound_literals_in_ctor): Remove.
27470 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27471 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27472 * c-semantics.c (emit_local_var): Remove.
27474 * langhooks-def.h (lhd_expand_expr): Remove.
27475 * langhooks.c (lhd_expand_expr): Remove.
27476 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27478 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27479 handling from c-semantics.c; don't call into langhook.
27480 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27481 * gimplify.c (gimplify_compound_literal_expr,
27482 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27483 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27484 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27485 as was done in c-gimplify.c.
27486 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27487 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27488 Move from c-common.h.
27489 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27491 * tree.c (staticp): Do not call langhook.
27492 * langhooks.c (lhd_staticp): Delete.
27493 * langhooks-def.h (lhd_staticp): Delete prototype.
27494 (LANG_HOOKS_STATICP): Delete.
27495 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27497 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27498 instead of DECL_STMTs.
27500 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27508 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27510 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27511 contained expression.
27512 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27513 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27514 conditional expressions for C.
27515 (decl_constant_value_for_optimization): Move from
27516 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27517 whether optimizing and that the expression is a VAR_DECL not of
27518 array type instead of doing such checks in the caller. Do not
27519 check pedantic. Call gcc_unreachable for C++.
27520 * c-common.def (C_MAYBE_CONST_EXPR): New.
27521 * c-common.h (c_fully_fold, c_save_expr,
27522 decl_constant_value_for_optimization): New prototypes.
27523 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27524 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27525 EXPR_INT_CONST_OPERANDS): Define.
27526 * c-convert.c (convert): Strip nops from expression.
27527 * c-decl.c (groktypename): Take extra parameters expr and
27528 expr_const_operands. Update call to grokdeclarator.
27529 (start_decl): Update call to grokdeclarator. Add statement for
27530 expressions used in type of decl.
27531 (grokparm): Update call to grokdeclarator.
27532 (push_parm_decl): Update call to grokdeclarator.
27533 (build_compound_literal): Add parameter non_const and build a
27534 C_MAYBE_COSNT_EXPR if applicable.
27535 (grokdeclarator): Take extra parameters expr and
27536 expr_const_operands. Track expressions used in declaration
27537 specifiers and declarators. Fold array sizes and track whether
27538 they are constant expressions and whether they are integer
27539 constant expressions.
27540 (parser_xref_tag): Set expr and expr_const_operands fields in
27542 (grokfield): Update call to grokdeclarator.
27543 (start_function): Update call to grokdeclarator.
27544 (build_null_declspecs): Set expr and expr_const_operands fields in
27546 (declspecs_add_type): Handle expressions in typeof specifiers.
27547 * c-parser.c (c_parser_declspecs): Set expr and
27548 expr_const_operands fields for declaration specifiers.
27549 (c_parser_enum_specifier): Likewise.
27550 (c_parser_struct_or_union_specifier): Likewise.
27551 (c_parser_typeof_specifier): Likewise. Update call to
27552 groktypename. Fold expression as needed. Return expressions with
27553 type instead of adding statements.
27554 (c_parser_attributes): Update calls to c_parser_expr_list.
27555 (c_parser_statement_after_labels): Fold expression before passing
27556 to objc_build_throw_stmt.
27557 (c_parser_condition): Fold expression.
27558 (c_parser_asm_operands): Fold expression.
27559 (c_parser_conditional_expression): Use c_save_expr. Update call
27560 to build_conditional_expr.
27561 (c_parser_alignof_expression): Update call to groktypename.
27562 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27563 original_code. Fold expression argument of va_arg. Create
27564 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27565 argument to va_arg. Update calls to groktypename. Fold array
27566 index for offsetof. Verify that first argument to
27567 __builtin_choose_expr has integer type.
27568 (c_parser_postfix_expression_after_paren_type): Update calls to
27569 groktypename and build_compound_literal. Handle expressions with
27570 side effects in type name.
27571 (c_parser_postfix_expression_after_primary): Update call to
27572 c_parser_expr_list. Set original_code for calls to
27573 __builtin_constant_p.
27574 (c_parser_expr_list): Take extra parameter fold_p. Fold
27575 expressions if requested.
27576 (c_parser_objc_type_name): Update call to groktypename.
27577 (c_parser_objc_synchronized_statement): Fold expression.
27578 (c_parser_objc_receiver): Fold expression.
27579 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27580 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27581 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27582 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27583 (struct c_typespec): Add elements expr and expr_const_operands.
27584 (struct c_declspecs): Add elements expr and expr_const_operands.
27585 (groktypename, build_conditional_expr, build_compound_literal):
27587 (in_late_binary_op): Declare.
27588 * c-typeck.c (note_integer_operands): New function.
27589 (in_late_binary_op): New variable.
27590 (decl_constant_value_for_broken_optimization): Move to c-common.c
27591 and rename to decl_constant_value_for_optimization.
27592 (default_function_array_conversion): Do not strip nops.
27593 (default_conversion): Do not call
27594 decl_constant_value_for_broken_optimization.
27595 (build_array_ref): Do not fold result.
27596 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27597 result when operand is a VLA.
27598 (c_expr_sizeof_type): Update call to groktypename. Handle
27599 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27600 result when operand names a VLA type.
27601 (build_function_call): Update call to build_compound_literal.
27602 Only fold result for calls to __builtin_* functions. Strip
27603 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27604 the function designator.
27605 (convert_arguments): Fold arguments. Update call to
27606 convert_for_assignment.
27607 (build_unary_op): Handle increment and decrement of
27608 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27609 decrement earlier. Fold operand of increment and decrement.
27610 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27611 built for integer operand. Wrap returns that are INTEGER_CSTs
27612 without being integer constant expressions or that have integer
27613 constant operands without being INTEGER_CSTs.
27614 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27615 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27616 result is an integer constant expression or can be used in
27617 unevaluated parts of one and avoid folding and wrap as
27618 appropriate. Fold operands before possibly doing -Wsign-compare
27620 (build_compound_expr): Wrap result for C99 if operands can be used
27621 in integer constant expressions.
27622 (build_c_cast): Update call to digest_init. Do not ignore
27623 overflow from casting floating-point constants to integers. Wrap
27624 results that could be confused with integer constant expressions,
27625 null pointer constants or floating-point constants.
27626 (c_cast_expr): Update call to groktypename. Handle expressions
27627 included in type name.
27628 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27629 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27630 Update calls to convert_for_assignment.
27631 (convert_for_assignment): Take new parameter
27632 null_pointer_constant. Do not strip nops or call
27633 decl_constant_value_for_broken_optimization. Set
27634 in_late_binary_op for conversions to boolean.
27635 (store_init_value): Update call to digest_init.
27636 (digest_init): Take new parameter null_pointer_constant. Do not
27637 call decl_constant_value_for_broken_optimization. pedwarn for
27638 initializers not constant expressions. Update calls to
27639 convert_for_assignment.
27640 (constructor_nonconst): New.
27641 (struct constructor_stack): Add nonconst element.
27642 (really_start_incremental_init, push_init_level, pop_init_level):
27643 Handle constructor_nonconst and nonconst element.
27644 (set_init_index): Call constant_expression_warning for array
27646 (output_init_element): Fold value. Set constructor_nonconst as
27647 applicable. pedwarn for initializers not constant expressions.
27648 Update call to digest_init. Call constant_expression_warning
27649 where constant initializers are required.
27650 (process_init_element): Use c_save_expr.
27651 (c_finish_goto_ptr): Fold expression.
27652 (c_finish_return): Fold return value. Update call to
27653 convert_for_assignment.
27654 (c_start_case): Fold switch expression.
27655 (c_process_expr_stmt): Fold expression.
27656 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27657 ensure statement expression is not evaluated in constant expression.
27658 (build_binary_op): Track whether results are integer constant
27659 expressions or may occur in such, disable folding and wrap results
27660 as applicable. Fold operands for -Wsign-compare warnings unless
27662 (c_objc_common_truthvalue_conversion): Handle results folded to
27663 integer constants that are not integer constant expressions.
27664 * doc/extend.texi: Document when typeof operands are evaluated,
27665 that condition of __builtin_choose_expr is an integer constant
27666 expression, and more about use of __builtin_constant_p in
27669 2009-03-29 Richard Guenther <rguenther@suse.de>
27671 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27672 propagate addresses of array references.
27674 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27676 * regmove.c (perhaps_ends_bb_p): Remove.
27677 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27678 from INSN and check that the main loop stays within that basic block.
27679 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27680 (regmove_forward_pass): Split out from regmove_optimize. Use
27681 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27682 (regmove_backward_pass): Split out from regmove_optimize. Use
27683 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27684 (regmove_optimize): Simplify.
27686 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27689 * config/i386/i386.c (classify_argument): Ignore flexible array
27690 member in struct and warn ABI change.
27692 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27694 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27696 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27697 (ix86_adjust_cost): Updated.
27699 2009-03-29 Jan Hubicka <jh@suse.cz>
27701 PR middle-end/28850
27702 * tree-pass.h (pass_cleanup_eh): New function.
27703 (remove_unreachable_regions): Break code handling RTL
27704 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27705 that can not be reached by runtime.
27706 (can_be_reached_by_runtime): New function.
27707 (label_to_region_map): New function.
27708 (num_eh_regions): New function.
27709 (rtl_remove_unreachable_regions): New function.
27710 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27711 (remove_eh_region): New function.
27712 * except.h: Include sbitmap and vecprim.
27713 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27714 num_eh_regions): Declare.
27715 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27716 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27717 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27718 (tree_empty_eh_handler_p): New function.
27719 (cleanup_empty_eh): New function.
27720 (cleanup_eh): New function.
27721 (pass_cleanup_eh): New function.
27723 2009-03-29 Jan Hubicka <jh@suse.cz>
27725 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27726 for removed regions.
27728 2009-03-29 Jan Hubicka <jh@suse.cz>
27730 * except.c (dump_eh_tree): Dump all datastructures.
27732 2009-03-29 Jan Hubicka <jh@suse.cz>
27734 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27735 (duplicate_eh_regions_1): Likewise.
27736 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27737 vector; call EH verification.
27738 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27739 Be ready for region being removed.
27741 2009-03-29 Jan Hubicka <jh@suse.cz>
27743 * bitmap.c (bitmap_last_set_bit): New function.
27744 * bitmap.h (bitmap_last_set_bit): Declare.
27746 2009-03-29 David Ayers <ayers@fsfe.org>
27749 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27750 by calling objc_compare_types and surpress warnings about
27751 incompatible C pointers that are compatible ObjC pointers.
27753 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27755 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27756 call initialize_inline_failed.
27757 (initialize_inline_failed): Move it from here ...
27758 * cgraph.c (initialize_inline_failed): ... to here.
27759 (cgraph_create_edge): Call initialize_inline_failed rather than
27760 setting inline_failed directly.
27762 2009-03-29 Ben Elliston <bje@au.ibm.com>
27765 * sysv4.opt (msdata): Improve comment.
27766 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27767 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27769 2009-03-29 Ben Elliston <bje@au.ibm.com>
27772 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27773 load and store attributes.
27775 2009-03-29 Ben Elliston <bje@au.ibm.com>
27777 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27778 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27779 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27780 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27781 __builtin_infq and __builtin_huge_valq.
27783 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27785 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27787 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27788 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27790 2009-03-28 Xinliang David Li <davidxl@google.com>
27792 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27793 (do_dbg_cnt): New function.
27795 2009-03-28 Jan Hubicka <jh@suse.cz>
27797 Merge from pretty-ipa:
27799 2009-03-27 Jan Hubicka <jh@suse.cz>
27801 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27802 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27803 * passes.c (function_called_by_processed_nodes_p): New.
27804 * ipa-pure-const.c (check_call): Fix handling of operands.
27805 (analyze_function): Dump debug output for skipped bodies.
27806 (local_pure_const): Use function_called_by_processed_nodes_p.
27807 * dwarf2out.c (reference_to_unused): Use output.
27808 * passes.c (do_per_function_toporder): Likewise.
27810 2008-11-12 Jan Hubicka <jh@suse.cz>
27812 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27813 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27814 state_set_in_source enum
27815 (check_decl): Ignore memory tags; do not set fake looping flags;
27817 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27818 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27819 (check_call, analyze_function): Rewrite.
27821 (add_new_function): Update call of analyze_function.
27822 (generate_summary): Add call of analyze_function.
27823 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27824 (local_pure_const): New function.
27825 (pass_local_pure_const): New pass.
27826 * ipa-inline.c (inline_transform): Set after_inlining.
27827 * tree-eh.c (stmt_can_throw_external): New.
27828 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27829 work with aliasing built.
27830 * tree-flow.h (stmt_can_throw_external): New.
27831 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27832 and local pure/const pass in early and late optimization queue.
27834 2009-03-28 Martin Jambor <mjambor@suse.cz>
27836 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27838 (fold_binary): Allow function decl aligment consideration is the
27839 second argument is integer constant one.
27840 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27841 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27842 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27844 2009-03-28 Jan Hubicka <jh@suse.cz>
27846 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27847 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27848 * function.h (rtl_data): Add nothrow flag.
27849 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27850 set DECL_NOTHROW for AVAILABLE functions.
27852 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27854 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27855 following vector keyword has expansion starting with pixel or bool
27856 keyword, expand vector to __vector and pixel or bool to __pixel or
27860 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27861 warn_if_disallowed_function_p): Removed.
27862 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27863 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27864 warning_if_disallowed_function_p.
27865 * flags.h (warn_if_disallowed_function_p,
27866 warn_disallowed_functions): Removed.
27867 * common.opt (Wdisallowed-function-list=): Removed.
27868 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27870 2009-03-28 Richard Guenther <rguenther@suse.de>
27872 PR tree-optimization/38723
27873 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27876 2009-03-28 Jan Hubicka <jh@suse.cz>
27878 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27879 test introduced by my previous patch.
27881 2009-03-28 Richard Guenther <rguenther@suse.de>
27883 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27884 the PHIs value undefined.
27886 2009-03-28 Jan Hubicka <jh@suse.cz>
27888 * tree-pass.h (pass_fixup_cfg): New pass.
27889 * ipa-inline.c (inline_transform): Set
27890 always_inline_functions_inlined/after_inlining.
27891 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27892 (pass_fixup_cfg): New pass.
27893 * passes.c (init_optimization_passes): Add fixup_cfg.
27895 2009-03-28 Richard Guenther <rguenther@suse.de>
27897 PR tree-optimization/38458
27898 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27899 argument use the arguments copy-of value.
27901 2009-03-28 Richard Guenther <rguenther@suse.de>
27903 PR tree-optimization/38180
27904 * tree-ssa-ccp.c (get_default_value): Simplify.
27905 (likely_value): Likewise.
27906 (surely_varying_stmt_p): Properly handle VOP case.
27907 (ccp_initialize): Likewise.
27908 (ccp_fold): Handle propagating through *&.
27909 (fold_const_aggregate_ref): Also handle decls.
27911 2009-03-28 Jan Hubicka <jh@suse.cz>
27913 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27914 * cgraph.h (cgraph_node): Likewise.
27915 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27916 (cgraph_reset_node): Use process flag.
27917 (cgraph_mark_functions_to_output): Likewise.
27918 (cgraph_expand_function): Likewise.
27919 (cgraph_expand_all_functions): Likewise.
27920 (cgraph_output_in_order): Likewise.
27921 * dwarf2out.c (reference_to_unused): Likewise.
27922 * passes.c do_per_function_toporder): Likewise.
27924 2009-03-28 Jan Hubicka <jh@suse.cz>
27926 Bring from lto-branch:
27928 2008-09-03 Doug Kwan <dougkwan@google.com>
27930 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27931 enums instead of reason strings.
27932 * cgraph.c (cgraph_create_edge): Same.
27933 (cgraph_inline_failed_string): New function.
27934 * cgraph.h (cgraph_inline_failed_t): New enum type.
27935 (cgraph_inline_failed_string): New prototype.
27936 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27937 char pointer to cgraph_inline_failed_t.
27938 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27939 (cgraph_default_inline_p): Ditto.
27940 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27941 to cgraph_inline_failed_t pointer.
27942 * cif-code.def: New file.
27943 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27945 (cgraph_check_inline_limits): Change type of REASON to pointer to
27946 cgraph_inline_failed_t. Replace reason strings with enums.
27947 (cgraph_default_inline_p): Ditto.
27948 (cgraph_recursive_inlining_p): Ditto.
27949 (update_caller_keys): Change type of FAILED_REASON to
27950 cgraph_inline_failed_t.
27951 (cgraph_set_inline_failed): Change type of REASON to pointer to
27952 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27953 convert enums to strings for text output.
27954 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27955 to be of type cgraph_inline_failed_t. Replace reason strings with
27956 enums. Call cgraph_inline_failed_string to covert enums
27957 to strings for text output.
27958 (cgraph_decide_inlining): Replace reason strings with enums.
27959 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27960 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27962 * tree-inline.c (expand_call_inline): Change type of REASON
27963 to cgraph_inline_failed_t. Replace reason strings with enums.
27964 Call cgraph_inline_failed_string for text output.
27965 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27968 2009-03-28 Jan Hubicka <jh@suse.cz>
27970 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27971 cgraph_clone_node): Remove master clone handling.
27972 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27973 * cgraph.h (master_clone): Remove.
27974 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27975 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27976 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27978 2009-03-28 Jan Hubicka <jh@suse.cz>
27980 * cgraph.c (cgraph_function_body_availability): Functions declared
27981 inline are always safe to assume that it is not going to be replaced.
27983 2009-03-28 Richard Guenther <rguenther@suse.de>
27985 PR tree-optimization/38513
27986 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27987 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27988 EXC_PTR_EXPR and FILTER_EXPR.
27989 (get_ref_from_reference_ops): Likewise.
27991 2009-03-28 Richard Guenther <rguenther@suse.de>
27993 PR tree-optimization/38968
27994 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27995 Use FLOOR_MOD_EXPR to compute misalignment.
27997 2009-03-28 Richard Guenther <rguenther@suse.de>
27999 PR tree-optimization/37795
28000 * tree.h (combine_comparisons): Declare.
28001 * fold-const.c (combine_comparisons): Export.
28002 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28004 (ifcombine_iforif): Use combine_comparisons.
28006 2009-03-28 Jan Hubicka <jh@suse.cz>
28008 * tree-eh.c (inlinable_call_p): New function.
28009 (make_eh_edges): Use it.
28010 (verify_eh_edges): Use it.
28011 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28012 * except.c (reachable_next_level): Add inlinable_function argument
28013 (sjlj_find_directly_reachable_regions): Update.
28014 (add_reachable_handler): Do not set saw_any_handlers.
28015 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28016 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28017 Add new inlinable call parameter.
28018 (can_throw_internal, can_throw_external): Update.
28019 * except.h (can_throw_internal_1, can_throw_external_1,
28020 foreach_reachable_handler): Update declaration.
28022 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28024 * config/arm/t-arm-coff, config/h8300/coff.h,
28025 config/i386/i386-aout.h, config/i386/i386-coff.h,
28026 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28027 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28028 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28029 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28030 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28031 sys-types.h: Remove.
28032 * Makefile.in: Remove protoize and fixproto support and references
28034 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28035 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28037 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28038 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28039 unprotoize$(exeext).
28040 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28041 (.PHONY): Don't depend on proto.
28042 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28043 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28044 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28045 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28046 build/gen-protos.o, build/scan.o, xsys-protos.h,
28047 build/fix-header$(build_exeext), build/fix-header.o,
28048 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28049 stmp-install-fixproto): Remove.
28050 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28051 SYSCALLS.c or fixproto files.
28052 (install-common): Don't install protoize.
28053 (install-headers-tar, install-headers-cpio, install-headers-cp):
28054 Don't depend on $(STMP_FIXPROTO).
28055 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28056 install fixproto files or write out fixproto settings.
28057 (uninstall): Don't uninstall protoize.
28058 * config.gcc (use_fixproto): Remove.
28059 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28060 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28061 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28062 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28063 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28064 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28065 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28066 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28067 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28068 * config/t-vxworks (STMP_FIXPROTO): Remove.
28069 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28070 STMP_FIXPROTO): Remove.
28071 * config.in, configure: Regenerate.
28072 * crtstuff.c (gid_t, uid_t): Don't undefine.
28073 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28074 (arm-*-coff, arm-*-aout: Remove target entries.
28075 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28076 Remove mention of AIX 4.1.
28077 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28078 * doc/invoke.texi (Running Protoize): Remove.
28079 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28080 (Protoize Caveats): Remove.
28081 * tsystem.h: Update comments on headers assumed to exist.
28083 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28085 * genautomata.c: Add a new year to the copyright. Add a new
28087 (struct insn_reserv_decl): Add comments for member bypass_list.
28088 (find_bypass): Remove.
28089 (insert_bypass): New.
28090 (process_decls): Use insert_bypass.
28091 (output_internal_insn_latency_func): Output all bypasses with the
28092 same input insn in one switch case.
28094 * rtl.def (define_bypass): Describe bypass choice.
28095 * doc/md.texi (define_bypass): Ditto.
28097 2009-03-27 Richard Guenther <rguenther@suse.de>
28099 * gimplify.c (mark_addressable): Export.
28100 * tree-flow.h (mark_addressable): Declare.
28101 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28102 * tree-ssa.c (verify_phi_args): Verify that address taken
28103 variables have TREE_ADDRESSABLE set.
28105 2009-03-27 Richard Guenther <rguenther@suse.de>
28107 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28108 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28109 Do not mark decls TREE_ADDRESSABLE.
28110 (build_fold_addr_expr): Adjust.
28111 (fold_addr_expr): Remove.
28112 (fold_unary): Use build_fold_addr_expr.
28113 (fold_comparison): Likewise.
28114 (split_address_to_core_and_offset): Likewise.
28115 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28117 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28118 (gimplify_modify_expr_to_memcpy): Mark source and destination
28120 * omp-low.c (create_omp_child_function): Mark the object decl
28122 (lower_rec_input_clauses): Mark the var we take the address of
28124 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28126 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28128 PR middle-end/39315
28129 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28130 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28132 2009-03-27 Richard Guenther <rguenther@suse.de>
28134 PR tree-optimization/39120
28135 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28137 (handle_lhs_call): Process return constraints. Add escape
28138 constraints if necessary.
28139 (handle_const_call): Fill out return constraints. Make nested
28140 case more precise. Avoid consttmp if possible.
28141 (handle_pure_call): Fill out return constraints. Avoid
28142 callused if possible.
28143 (find_func_aliases): Simplify call handling.
28145 2009-03-27 Richard Guenther <rguenther@suse.de>
28147 PR tree-optimization/39120
28148 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28149 as a representative.
28150 (solve_graph): Do propagate CALLUSED.
28151 (handle_pure_call): Use a scalar constraint from CALLUSED for
28153 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28156 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28159 * c-common.c (handle_aligned_attribute): Properly check alignment
28160 overflow. Use (1U << i) instead of (1 << i).
28162 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28164 * expr.h (get_mem_align_offset): Updated.
28166 * tree.h (tree_decl_common): Change align to "unsigned int" and
28167 move it before pointer_alias_set.
28169 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28170 Jakub Jelinek <jakub@redhat.com>
28173 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28174 gr_register_operand with gr_reg_or_0_operand.
28175 (cmpxchg_rel_di): Likewise.
28176 (sync_lock_test_and_set<mode>): Likewise.
28178 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28180 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28181 (true_regnum): Likewise.
28183 * rtlanal.c (subreg_info): Moved to ...
28184 * rtl.h (subreg_info): Here. New.
28185 (subreg_get_info): New.
28187 * rtlanal.c (subreg_get_info): Make it extern.
28189 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28192 * config/i386/i386.c (ix86_abi): New.
28193 (override_options): Handle -mabi=.
28194 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28195 (ix86_call_abi_override): Likewise.
28196 (init_cumulative_args): Likewise.
28197 (function_arg_advance): Likewise.
28198 (function_arg_64): Likewise.
28199 (function_arg): Likewise.
28200 (ix86_pass_by_reference): Likewise.
28201 (ix86_function_value_regno_p): Likewise.
28202 (ix86_build_builtin_va_list_abi): Likewise.
28203 (setup_incoming_varargs_64): Likewise.
28204 (is_va_list_char_pointer): Likewise.
28205 (ix86_init_machine_status): Likewise.
28206 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28207 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28208 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28209 (ix86_function_abi): Make it static and return enum calling_abi.
28210 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28212 (ix86_fn_abi_va_list): Updated.
28214 * config/i386/i386.h (ix86_abi): New.
28215 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28216 (CONDITIONAL_REGISTER_USAGE): Likewise.
28217 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28218 (machine_function): Likewise.
28220 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28222 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28223 (STACK_BOUNDARY): Likewise.
28224 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28226 * config/i386/i386.opt (mabi=): New.
28228 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28229 return enum calling_abi.
28230 (ix86_function_type_abi): Likewise.
28231 (ix86_function_abi): Removed.
28233 * doc/invoke.texi: Document -mabi= option for x86.
28235 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28237 * builtins.c (real_dconstp): Delete.
28238 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28240 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28241 Jakub Jelinek <jakub@redhat.com>
28244 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28245 (gen_subprogram_die): When a function is explicit, generate the
28246 DW_AT_explicit attribute.
28247 * langhooks.h (struct lang_hooks_for_decls): Add
28248 function_decl_explicit_p langhook.
28249 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28250 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28252 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28254 * builtins.c (fold_builtin_memory_op): Optimize memmove
28255 into memcpy if we can prove source and destination don't overlap.
28257 * tree-inline.c: Include gt-tree-inline.h.
28258 (clone_fn_id_num): New variable.
28259 (clone_function_name): New function.
28260 (tree_function_versioning): Use it.
28261 * Makefile.in (GTFILES): Add tree-inline.c.
28263 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28265 * BASE-VER: Change to 4.5.0.
28267 2009-03-27 Xinliang David Li <davidxl@google.com>
28269 PR tree-optimization/39557
28270 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28272 2009-03-27 Xinliang David Li <davidxl@google.com>
28274 PR tree-optimization/39548
28275 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28278 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28280 * c-common.c (pointer_int_sum): Use %wd on return from
28283 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28285 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28286 on return from tree_low_cst.
28288 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28291 * ginclude/stdarg.h (va_copy): Define also for
28292 __GXX_EXPERIMENTAL_CXX0X__.
28294 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28297 * builtins.h (c_strlen): Do not warn here.
28298 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28299 * c-common.c (pointer_int_sum): Take an explicit location.
28300 Warn about offsets out of bounds.
28301 * c-common.h (pointer_int_sum): Adjust declaration.
28303 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28305 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28308 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28311 * opts.c (warn_if_disallowed_function_p): Don't assume
28312 get_callee_fndecl must return non-NULL.
28314 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28316 PR rtl-optimization/39522
28317 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28318 when reg_reloaded_valid is set.
28320 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28322 * config/spu/divv2df3.c: New file.
28323 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28324 (DPBIT_FUNCS): Filter out _div_df.
28326 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28328 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28329 a jump insn, count that jump in the distance to the loop start.
28331 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28334 * config/sh/sh.c (calc_live_regs): Fix condition for global
28335 registers except PIC_OFFSET_TABLE_REGNUM.
28337 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28340 * doc/invoke.texi (-mconsole): New.
28342 (-mno-cygwin): New.
28344 (-mnop-fun-dllimport): New.
28348 (sub section "i386 and x86-64 Windows Options"): New.
28350 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28352 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28353 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28355 2009-03-25 Richard Guenther <rguenther@suse.de>
28357 PR middle-end/39497
28358 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28361 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28363 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28364 neither of haifa/selective schedulers are working.
28366 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28368 * doc/invoke.texi (Debugging Options): Fix description of
28369 -fno-merge-debug-strings.
28371 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28373 * config/cris/libgcc.ver: New version-script.
28374 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28376 * configure.ac <GAS features, nop mnemonic>: Add pattern
28377 crisv32-*-* for "nop".
28378 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28379 * configure: Regenerate.
28381 2009-03-24 Ira Rosen <irar@il.ibm.com>
28383 PR tree-optimization/39529
28384 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28385 mark_sym_for_renaming for the tag copied to the new vector
28388 2009-03-24 Arthur Loiret <aloiret@debian.org>
28390 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28391 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28392 EXTRA_SPEC_FUNCTIONS.
28393 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28394 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28395 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28396 -march and -mtune options.
28398 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28400 * config/m68k/t-rtems: Add m5329 multilib.
28402 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28403 Jakub Jelinek <jakub@redhat.com>
28406 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28409 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28412 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28413 instead of c_parser_expression_conv, if original_code isn't one of the
28414 4 allowed comparison codes, fail.
28416 2009-03-23 Richard Guenther <rguenther@suse.de>
28418 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28419 * tree.h (struct tree_type): Likewise.
28420 * reload.h (struct insn_chain): Likewise.
28421 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28422 * function.h (struct function): Likewise.
28423 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28425 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28427 PR tree-optimization/39516
28428 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28430 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28432 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28433 should be set true if BITS_PER_WORD of target is bigger than 32
28435 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28437 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28438 Translate -B-options to -rpath-link. Correct existing
28439 rpath-link and conditionalize on !nostdlib.
28441 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28443 * doc/extend.texi (Function Attributes, Variable Attributes):
28445 * doc/invoke.texi (Debugging Options, Optimize Options)
28446 (i386 and x86-64 Options, MCore Options): Likewise.
28448 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28451 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28452 it for block local namespace aliases.
28453 (gen_decl_die): Pass context_die to gen_namespace_die.
28455 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28458 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28459 minimum or maximum value.
28461 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28463 * reginfo.c (globalize_reg): Recompute derived reg sets.
28465 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28468 * libgcc2.c (mprotect): Do not use signed arguments for
28469 VirtualProtect, use DWORD arguments. Also fix the 'may
28470 be used uninitialized' warning for the np variable.
28472 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28475 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28476 functions using regparm calling conventions when not optimizing.
28477 (ix86_function_sseregparm): Similarly for sseregparm calling
28480 2009-03-19 Li Feng <nemokingdom@gmail.com>
28482 PR middle-end/39500
28483 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28484 dependence if the first conflict is after niter iterations.
28486 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28488 PR middle-end/38609
28489 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28490 functions with dynamic stack-pointer adjustments.
28492 2009-03-19 Ben Elliston <bje@au.ibm.com>
28494 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28495 option; change to -msdata=data.
28497 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28499 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28502 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28505 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28507 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28509 * doc/invoke.texi (Code Gen Options): Expand discussion of
28512 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28514 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28515 * matrix-reorg.c (struct matrix_info): Likewise.
28516 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28517 * rtl.h (struct mem_attrs): Likewise.
28518 * df.h (struct df): Likewise.
28519 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28520 * ira-int.h (struct ira_allocno): Likewise.
28521 * df-scan.c (struct df_collection_rec): Likewise.
28522 * ira.c (struct equivalence): Likewise.
28523 * function.c (struct temp_slot): Likewise.
28524 * cfgloop.h (struct loop): Likewise.
28527 * function.c (use_register_for_decl): When not optimizing, disregard
28528 register keyword for variables with types containing methods.
28530 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28532 PR middle-end/39447
28533 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28534 (is_simple_operand): Call contains_component_ref_p before calling data
28535 reference analysis that would fail on COMPONENT_REFs.
28537 * tree-vrp.c (search_for_addr_array): Fix formatting.
28539 2009-03-18 Richard Guenther <rguenther@suse.de>
28541 * tree-vect-transform.c (vect_loop_versioning): Fold the
28542 generated comparisons.
28543 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28544 (slpeel_tree_peel_loop_to_edge): Likewise.
28546 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28548 PR middle-end/37805
28549 * opts.c (print_specific_help): In addition to `undocumented',
28550 accept `separate' and `joined' flags if passed alone. Describe
28551 output by the first matched one of those.
28552 (common_handle_option): Skip over empty strings.
28553 * gcc.c (display_help): Fix help string for `--help='.
28554 * doc/invoke.texi (Option Summary, Overall Options): With
28555 `--help=', classes and qualifiers can both be repeated, but
28556 only the latter can be negated. One should not pass only
28557 negated qualifiers. Fix markup and examples.
28560 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28561 PR middle-end/37805
28562 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28563 and -fhelp=separate.
28565 2009-03-17 Jing Yu <jingyu@google.com>
28567 PR middle-end/39378
28568 * function.h (struct rtl_data): Move is_thunk from here...
28569 (struct function): ...to here.
28570 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28571 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28573 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28575 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28576 (alpha_output_function_end_prologue): Likewise.
28577 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28578 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28579 (rs6000_output_function_epilogue): Likewise.
28580 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28582 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28585 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28586 from different units in a single alternative.
28587 (*truncdfsf_i387): Ditto.
28588 (*truncxfsf2_mixed): Ditto.
28589 (*truncxfdf2_mixed): Ditto.
28591 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28593 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28594 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28597 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28598 unused non-artificial variables when not optimizing.
28601 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28602 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28603 NAMESPACE_DECL in its DECL_INITIAL.
28605 PR middle-end/39443
28606 * optabs.c (set_user_assembler_libfunc): New function.
28607 * expr.h (set_user_assembler_libfunc): New prototype.
28608 * c-common.c: Include libfuncs.h.
28609 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28610 for memcmp, memset, memcpy, memmove and abort.
28611 * Makefile.in (c-common.o): Depend on libfuncs.h.
28614 * dwarf2out.c (gen_inlined_enumeration_type_die,
28615 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28616 gen_tagged_type_instantiation_die): Removed.
28617 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28620 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28623 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28625 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28626 (check-parallel-%): Ditto.
28627 (check-consistency): Ditto.
28629 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28631 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28632 local variable rhs by NULL_TREE.
28634 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28637 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28639 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28642 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28644 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28647 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28648 for ms->sysv ABI calls only in 64bit mode.
28650 * config/i386/i386.md (untyped_call): Support 32bit.
28652 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28654 * doc/extend.texi: Replace x86_65 with x86_64.
28656 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28658 PR tree-optimization/39455
28659 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28660 mismatches for POINTER_TYPE_P (type).
28661 (number_of_iterations_le): Likewise.
28663 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28665 * config/picochip/picochip.c: Removed profiling support.
28666 * config/picochip/picochip.md: Removed profiling instruction.
28667 * config/picochip/picochip.h: Removed profiling builtin.
28669 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28671 * doc/install.texi (--with-host-libstdcxx): Document.
28673 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28676 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28677 generate a warning if the function name does not begin with
28678 "__vector" and the function has either the 'signal' or 'interrupt'
28679 attribute, from here to ...
28680 (avr_declare_function_name): ...here. New function.
28681 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28682 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28684 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28687 * cse.c (fold_rtx): Don't modify original const_arg1 when
28688 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28689 separate variable instead.
28690 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28691 from out of range shift counts.
28692 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28694 2009-03-13 Catherine Moore <clm@codesourcery.com>
28696 * config/i386/x-mingw32 (host-mingw32.o): Replace
28697 diagnostic.h with $(DIAGNOSTIC_H).
28699 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28702 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28704 * config/i386/sync.md (sync_compare_and_swap<mode>,
28705 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28706 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28708 (sync_double_compare_and_swapdi_pic,
28709 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28710 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28712 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28715 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28717 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28720 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28721 (avx_addsubv4df3): Likewise.
28722 (*avx_addsubv4sf3): Likewise.
28723 (sse3_addsubv4sf3): Likewise.
28725 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28728 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28730 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28733 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28734 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28735 registers for allocnos created from user-defined variables.
28737 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28740 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28741 of non-integer mode as well.
28743 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28745 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28746 for functions for which the parameter types are unknown.
28748 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28751 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28752 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28753 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28754 * config/i386/i386.c (ix86_local_alignment): For
28755 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28756 long long variables on the stack to avoid dynamic realignment.
28757 Allow the first argument to be a decl rather than type.
28758 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28760 2009-03-11 Nick Clifton <nickc@redhat.com>
28763 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28765 Add description to mno-lsim option.
28766 * config/mcore/mcore.h: Remove comment about deprecated m4align
28768 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28769 * doc/invoke.texi: Add description of mno-lsim and
28770 mstack-increment options.
28772 * config/fr30/fr30.opt: Document the -mno-lsim option.
28773 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28774 and -mno-lsim options.
28776 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28778 * fold-const.c (fold_comparison): Only call fold_inf_compare
28779 if the mode supports infinities.
28781 2009-03-11 Jason Merrill <jason@redhat.com>
28784 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28785 end already did. Notice GIMPLE_CALL modifications of the result.
28786 Don't copy debug information from an ignored decl or a decl from
28789 2009-03-10 Richard Guenther <rguenther@suse.de>
28790 Nathan Froyd <froydnj@codesourcery.com>
28792 PR middle-end/37850
28793 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28794 (__divMODE3): Likewise.
28796 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28798 PR tree-optimization/39394
28799 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28800 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28802 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28804 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28805 inline asms for register asm ("") declarations.
28807 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28809 * fold-const.c (fold_unary): Fix comment.
28811 2009-03-07 Jan Hubicka <jh@suse.cz>
28814 * tree-inline.c (setup_one_parameter): Do replacement of const
28815 argument by constant in SSA form.
28817 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28819 PR middle-end/38028
28820 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28821 determine alignment passed to assign_stack_local.
28822 (assign_parms_unsplit_complex): Likewise.
28823 * except.c (sjlj_build_landing_pads): Likewise.
28825 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28827 PR middle-end/39360
28828 * tree-flow.h (add_referenced_var): Return bool instead of void.
28829 * tree-dfa.c (add_referenced_var): Return result of
28830 referenced_var_check_and_insert call.
28831 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28832 of referenced_var_check_and_insert.
28835 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28836 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28837 DIE, don't emit it if abstract origin already has it.
28838 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28839 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28841 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28843 * genpreds.c (needs_variable): Fix parentheses at variable name
28845 (write_tm_constrs_h): Indent generated code.
28847 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28849 * doc/extend.texi (Function Attributes): Add documentation
28850 for isr attributes.
28852 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28855 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28856 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28858 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28860 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28863 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28866 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28867 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28869 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28871 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28872 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28873 constants instead of magic numbers.
28874 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28876 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28877 (x86_64_ms_abi_int_parameter_registers): Ditto.
28878 (x86_64_int_return_registers): Ditto.
28879 (ix86_maybe_switch_abi): Ditto.
28880 (ix86_expand_call): Ditto for clobbered_registers array.
28881 (ix86_hard_regno_mode_ok): Ditto.
28882 (x86_extended_QIreg_mentioned_p): Ditto.
28884 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28886 PR tree-optimization/39349
28887 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28889 * combine.c (gen_lowpart_for_combine): Use omode when generating
28892 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28894 PR rtl-optimization/39235
28895 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28897 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28899 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28901 2009-03-04 Richard Guenther <rguenther@suse.de>
28903 PR tree-optimization/39362
28904 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28905 that occur in abnormal PHIs should be varying.
28907 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28909 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28911 (simple_iv): Take loop as an argument instead of statement.
28912 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28913 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28915 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28917 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28918 * matrix-reorg.c (analyze_transpose): Ditto.
28919 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28920 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28921 * tree-predcom.c (ref_at_iteration): Ditto.
28922 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28924 2009-03-04 Richard Guenther <rguenther@suse.de>
28926 PR tree-optimization/39358
28927 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28928 escaped_id and callused_id.
28929 (solve_graph): Likewise.
28931 2009-03-04 Richard Guenther <rguenther@suse.de>
28933 PR tree-optimization/39339
28934 * tree-sra.c (try_instantiate_multiple_fields): Make it
28935 no longer ICE on the above.
28937 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28939 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28940 that fits within Pmode.
28942 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28944 PR middle-end/10109
28945 * tm.texi (LIBCALL_VALUE): Update description.
28947 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28949 PR middle-end/34443
28950 * doc/extend.texi (section): Update description.
28952 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28954 PR middle-end/39345
28955 * tree-inline.c (remapped_type): New.
28956 (can_be_nonlocal): Call remapped_type instead of remap_type.
28958 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28961 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28962 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28964 2009-03-03 Richard Guenther <rguenther@suse.de>
28966 PR middle-end/39272
28967 * tree.c (tree_nonartificial_location): New function.
28968 * tree.h (tree_nonartificial_location): Declare.
28969 * builtins.c (expand_builtin_memory_chk): Provide location
28970 of the call location for artificial function pieces.
28971 (maybe_emit_chk_warning): Likewise.
28972 (maybe_emit_sprintf_chk_warning): Likewise.
28973 (maybe_emit_free_warning): Likewise.
28974 * expr.c (expand_expr_real_1): Likewise.
28976 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28978 PR tree-optimization/39343
28979 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28980 COMPONENT_REF t has ARRAY_TYPE.
28982 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28984 PR middle-end/39335
28985 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28986 when the type precision of the induction variable should be
28987 larger than the type precision of nit.
28988 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28989 * graphite.c (graphite_loop_normal_form): Same.
28990 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28992 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28994 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28995 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28996 numbers to describe clobbered registers.
28997 (*call_value_0_rex64_ms_sysv): Ditto.
28998 * config/i386/mmx.md (mmx_emms): Ditto.
28999 (mmx_femms): Ditto.
29001 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29003 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29006 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29008 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29009 (spu_section_type_flags): New function.
29011 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29013 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29014 reg_class_contents of FLOAT_REGS into a temporary.
29016 2009-03-02 Richard Guenther <rguenther@suse.de>
29017 Ira Rosen <irar@il.ibm.com>
29019 PR tree-optimization/39318
29020 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29021 information to the vectorized statement.
29023 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29025 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29026 variable. Use defined names instead of magic constants for REX SSE
29029 2009-03-01 Richard Guenther <rguenther@suse.de>
29031 PR tree-optimization/39331
29032 * omp-low.c (lower_send_shared_vars): Do not receive new
29033 values for the reference of DECL_BY_REFERENCE parms or results.
29035 2009-03-01 Jan Hubicka <jh@suse.cz>
29038 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29039 BLOCK_NONLOCALIZED_VAR): New macros.
29040 (tree_block): Add nonlocalized_vars.
29041 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29042 gen_decl_die): Add origin argument. Allow generation of die with
29043 origin at hand only.
29044 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29045 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29047 (gen_block_die): Fix checking for unused blocks.
29048 (process_scope_var): Break out from .... ; work with origins only.
29049 (decls_for_scope) ... here; process nonlocalized list.
29050 (dwarf2out_ignore_block): Look for nonlocalized vars.
29051 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29053 (dump_scope_block): Dump them.
29054 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29055 (remap_block): Likewise.
29056 (can_be_nonlocal): New predicate.
29057 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29059 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29061 * configure: Regenerate.
29063 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29065 * optc-gen.awk: No need to duplicate option flags twice.
29066 Reuse help texts for duplicate options which do not have any.
29068 * gcc.c (display_help): Document --version.
29070 * gcc.c (main): If print_help_list and verbose_flag, ensure
29071 driver output comes before subprocess output.
29073 * optc-gen.awk: Assign all remaining fields to help string,
29074 space-separated, for multi-line help in *.opt.
29076 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29077 -Wno-pedantic-ms-format is for MinGW targets only.
29079 * doc/options.texi (Option file format): Fix bad indentation,
29080 restoring dropped sentence.
29082 2009-02-28 Jan Hubicka <jh@suse.cz>
29084 * tree-inline.c (tree_function_versioning): Output debug info.
29086 2009-02-28 Jan Hubicka <jh@suse.cz>
29089 * tree-inline.c (setup_one_parameter): Do not copy propagate
29090 arguments when not optimizing.
29092 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29095 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29096 (avx_addsubv4df3): Likewise.
29097 (*avx_addsubv4sf3): Likewise.
29098 (sse3_addsubv4sf3): Likewise.
29099 (*avx_addsubv2df3): Likewise.
29100 (sse3_addsubv2df3): Likewise.
29101 (avx_unpckhps256): Correct item selectors.
29102 (avx_unpcklps256): Likewise.
29103 (avx_unpckhpd256): Likewise.
29104 (avx_unpcklpd256): Likewise.
29106 2009-02-28 Jan Hubicka <jh@suse.cz>
29108 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29110 (copy_arguments_for_versioning): If var is declared don't declare it.
29111 (tree_function_versioning): First setup substitutions and then copy
29114 2009-02-27 Jan Hubicka <jh@suse.cz>
29117 * cgraph.h (varpool_output_debug_info): Remove.
29118 * cgraphunit.c (varpool_output_debug_info): Remove.
29119 * dwarf2out.c (deferred_locations_struct): New struct
29120 (deferred_locations): New type.
29121 (deferred_locations_list): New static var.
29122 (deffer_location): New function.
29123 (gen_variable_die): Use it.
29124 (decls_for_scope): Output info on local static vars.
29125 (dwarf2out_finish): Process deferred locations.
29126 * varpool.c (varpool_output_debug_info): Remove.
29128 2009-02-27 Jan Hubicka <jh@suse.cz>
29131 * tree.h (TREE_PROTECTED): Fix comment.
29132 (BLOCK_HANDLER_BLOCK): Remove.
29133 (struct tree_block): Remove handler_block add body_block.
29134 (inlined_function_outer_scope_p): New.
29135 (is_body_block): Remove.
29136 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29137 * dwarf2out.c (is_inlined_entry_point): Remove.
29138 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29139 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29141 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29142 * gimplify.c (gimplify_expr): Gimplify body blocks.
29143 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29144 block with multiple subblocks.
29145 (dump_scope_block): Prettier output; dump more flags and info.
29146 (dump_scope_blocks): New.
29147 (remove_unused_locals): Use dump_scope_blocks.
29148 * tree-flow.h (dump_scope_blocks): Declare.
29149 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29150 * stmt.c (is_body_block): Remove.
29151 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29152 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29154 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29156 PR middle-end/39308
29157 * graphite.c (graphite_loop_normal_form): Do not call
29158 number_of_iterations_exit from a gcc_assert.
29160 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29162 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29163 jumps if COND is NULL.
29164 (find_cond_jump): New function.
29165 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29166 * config/s390/s390.md: Remove z10_cobra attribute value.
29168 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29170 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29171 force_const_mem returns NULL_RTX.
29173 2009-02-26 Jan Hubicka <jh@suse.cz>
29176 * cgraph.h (varpool_output_debug_info): Remove.
29177 * cgraphunit.c (varpool_output_debug_info): Remove.
29178 * dwarf2out.c (deferred_locations_struct): New struct
29179 (deferred_locations): New type.
29180 (deferred_locations_list): New static var.
29181 (deffer_location): New function.
29182 (gen_variable_die): Use it.
29183 (decls_for_scope): Output info on local static vars.
29184 (dwarf2out_finish): Process deferred locations.
29185 * varpool.c (varpool_output_debug_info): Remove.
29187 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29189 PR rtl-optimization/39241
29190 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29191 to subreg_offset_representable_p.
29193 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29195 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29196 execute function prototype. Get f and nregs from max_reg_num
29197 and get_insns. Remove the first backward pass as it's dead,
29198 guard the forward pass by flag_expensive_optimizations.
29199 (rest_of_handle_regmove): Delete.
29200 (pass_regmove): Replace it with regmove_optimize.
29202 2009-02-25 Martin Jambor <mjambor@suse.cz>
29204 PR tree-optimization/39259
29205 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29206 calls_alloca function flags.
29207 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29208 calls are detected.
29210 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29212 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29213 flags_set_1_rtx, flags_set_1_set): Delete.
29214 (regmove_optimize): Do not call mark_flags_life_zones.
29216 2009-02-24 Julian Brown <julian@codesourcery.com>
29219 * config/arm/arm.c (require_pic_register): Only set
29220 cfun->machine->pic_reg once per function.
29222 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29224 * doc/invoke.texi (Link Options): Document an easier way to pass
29225 options that take arguments to the GNU linker using -Xlinker and -Wl.
29227 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29230 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29232 2009-02-24 Richard Guenther <rguenther@suse.de>
29235 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29237 2009-02-24 Richard Guenther <rguenther@suse.de>
29238 Zdenek Dvorak <ook@ucw.cz>
29240 PR tree-optimization/39233
29241 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29242 from converting them to a generic type.
29244 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29246 PR tree-optimization/39260
29247 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29248 contains a condition with a real type.
29249 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29251 2009-02-23 Jason Merrill <jason@redhat.com>
29254 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29255 narrowing_initializer_constant_valid_p.
29256 (narrowing_initializer_constant_valid_p): Don't return
29257 null_pointer_node for adding a pointer to itself.
29259 2009-02-23 Jan Hubicka <jh@suse.cz>
29262 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29265 2009-02-23 Jan Hubicka <jh@suse.cz>
29267 PR tree-optimization/37709
29268 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29269 * tree.h (block_ultimate_origin): Declare.
29270 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29271 * tree-ssa-live.c (remove_unused_scope_block_p):
29272 Eliminate blocks containig no instructions nor live variables nor
29274 (dump_scope_block): New function.
29275 (remove_unused_locals): Enable removal of dead blocks by default;
29276 enable dumping at TDF_DETAILS.
29278 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29280 * config/i386/i386.c (classify_argument): Don't allow COImode
29282 (function_arg_advance_32): Don't allow OImode.
29283 (function_arg_32): Likewise.
29284 (function_value_32): Likewise.
29285 (return_in_memory_32): Likewise.
29286 (function_arg_64): Remove OImode comment.
29288 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29291 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29292 ix86_expand_vector_set for V4DImode in 64bit mode only.
29293 (ix86_expand_vector_init_one_var): Likewise.
29295 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29297 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29299 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29302 * loop-iv.c: Revert last change.
29303 * emit-rtl.c: Likewise.
29305 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29308 * config/i386/i386.c (type_natural_mode): Remove an extra
29309 space in the warning message.
29310 (function_value_32): Handle 32-byte vector modes.
29311 (return_in_memory_32): Likewise.
29313 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29315 * loop-iv.c (truncate_value): New function.
29316 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29318 (lowpart_subreg): Move to...
29319 * emit-rtl.c: ...here.
29321 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29323 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29324 accidental and undocumented change at revision 140860.
29326 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29328 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29329 take gimple_seq * arguments.
29330 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29331 types_compatible_p langhook.
29333 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29334 Joseph Myers <joseph@codesourcery.com>
29336 * config/arm/arm.c (arm_builtin_va_list): New function.
29337 (arm_expand_builtin_va_start): Likewise.
29338 (arm_gimplify_va_arg_expr): Likewise.
29339 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29340 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29341 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29342 (va_list_type): New variable.
29343 (arm_mangle_type): Mangle va_list_type appropriately.
29345 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29347 PR middle-end/39157
29348 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29349 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29350 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29351 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29352 parameter to 1000 for -O1 by default.
29353 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29355 * loop-invariant.c: Include params.h.
29356 (move_loop_invariants): Don't call move_single_loop_invariants on
29359 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29361 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29362 offset when calculating bounds for indexing stack_usage_map. Fixes
29363 a buffer overflow with certain target setups.
29365 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29368 * calls.c (expand_call): Clear try_tail_call if caller and callee
29369 disagree in promotion of function return value.
29371 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29374 * c-common.c (c_determine_visibility): If visibility changed and
29375 DECL_RTL has been already set, call make_decl_rtl to update symbol
29378 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29381 * varasm.c (assemble_variable): Don't check DECL_NAME when
29382 globalizing a variable.
29384 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29387 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29388 expression before any __builtin_trap call.
29389 * c-typeck.c (build_function_call): Convert and check function
29390 arguments before generating a call to a trap. Evaluate the
29391 function arguments before the trap.
29393 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29396 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29397 (UNSPEC_FXAM_MEM): New unspec.
29398 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29399 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29400 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29402 2009-02-19 Richard Guenther <rguenther@suse.de>
29404 PR tree-optimization/39207
29405 PR tree-optimization/39074
29406 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29407 storedanything_tree): New.
29408 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29409 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29410 (build_succ_graph): Add edges from STOREDANYTHING to all
29412 (init_base_vars): Initialize STOREDANYTHING.
29413 (compute_points_to_sets): Free substitution info after
29414 building the succ graph.
29415 (ipa_pta_execute): Likewise.
29417 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29419 (do_ds_constraint): Do not add to special var or non-pointer
29421 (type_could_have_pointers): Split out from ...
29422 (could_have_pointers): ... here. For arrays use the element type.
29423 (create_variable_info_for): Initialize may_have_pointers.
29424 (new_var_info): Likewise.
29425 (handle_lhs_call): Make the HEAP variable unknown-sized.
29426 (intra_create_variable_infos): Use a type with pointers for
29427 PARM_NOALIAS, make it unknown-sized.
29429 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29432 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29434 2009-02-18 Jason Merrill <jason@redhat.com>
29437 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29438 value if DECL_EXTERNAL.
29439 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29440 * target.h (gcc_target::binds_local_p): Clarify "module".
29441 * tree.h (TREE_PUBLIC): Clarify "module".
29443 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29446 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29447 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29449 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29452 * c.opt (Wabi): Support C and ObjC.
29455 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29457 * config/i386/i386.c (classify_argument): Warn once about the ABI
29458 change when passing union with long double.
29460 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29462 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29465 * c-parser.c (c_parser_compound_statement): Always enter and leave
29468 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29471 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29473 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29475 PR tree-optimization/36922
29476 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29477 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29480 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29482 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29485 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29487 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29489 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29491 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29494 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29495 Richard Sandiford <rdsandiford@googlemail.com>
29497 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29498 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29499 (loongson_biadd): ...this.
29501 2009-02-17 Richard Guenther <rguenther@suse.de>
29503 PR tree-optimization/39202
29504 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29505 a var make sure to follow existing collapses.
29507 2009-02-17 Richard Guenther <rguenther@suse.de>
29509 PR middle-end/39214
29510 * langhooks.c (lhd_print_error_function): Check for NULL block.
29512 2009-02-17 Richard Guenther <rguenther@suse.de>
29514 PR tree-optimization/39204
29515 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29518 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29520 * config/soft-fp/double.h: Update from glibc CVS.
29522 2009-02-17 Richard Guenther <rguenther@suse.de>
29524 PR tree-optimization/39207
29525 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29526 strict-aliasing warnings for pointers pointing to NULL.
29528 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29531 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29532 skipping until next close brace.
29534 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29537 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29538 to function argument boundary.
29540 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29542 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29543 in the lea_add. Reload eventually constraints it properly.
29544 * config/picochip/constraints.md: Remove the target constraint
29545 "b", since it is not needed anymore.
29547 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29549 * gthr-dce.h: Uglify function parameter and local variable names.
29550 * gthr-gnat.h: Likewise.
29551 * gthr-mipssde.h: Likewise.
29552 * gthr-nks.h: Likewise.
29553 * gthr-posix95.h: Likewise.
29554 * gthr-posix.h: Likewise.
29555 * gthr-rtems.h: Likewise.
29556 * gthr-single.h: Likewise.
29557 * gthr-solaris.h: Likewise.
29558 * gthr-tpf.h: Likewise.
29559 * gthr-vxworks.h: Likewise.
29560 * gthr-win32.h: Likewise.
29562 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29565 * config/i386/i386.md: Restrict the new peephole2 to move
29566 between MMX/SSE registers.
29568 2009-02-15 Richard Guenther <rguenther@suse.de>
29571 2009-02-13 Richard Guenther <rguenther@suse.de>
29573 * configure.ac: Enable LFS.
29574 * configure: Re-generate.
29575 * config.in: Likewise.
29577 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29579 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29580 spu_srqwbyte, spu_srqwbytebc): Define.
29581 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29582 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29583 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29584 "shrqby_<mode>"): New insn-and-split patterns.
29585 * config/spu/spu.c (expand_builtin_args): Determine and return
29586 number of operands using spu_builtin_description data.
29587 (spu_expand_builtin_1): Use it.
29589 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29592 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29595 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29598 * config/i386/i386.c (override_options): Correct warning
29599 messages for -malign-loops, -malign-jumps and -malign-functions.
29601 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29604 * config/i386/i386.md: Restrict the new peephole2 to move
29605 between the general purpose registers.
29607 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29610 * config/i386/i386.c (type_natural_mode): Add a new argument.
29611 Return the original mode and warn ABI change if vector size is 32byte.
29612 (function_arg_advance): Updated.
29613 (function_arg): Likewise.
29614 (ix86_function_value): Likewise.
29615 (ix86_return_in_memory): Likewise.
29616 (ix86_sol10_return_in_memory): Likewise.
29617 (ix86_gimplify_va_arg): Likewise.
29618 (function_arg_32): Don't warn ABX ABI change here.
29619 (function_arg_64): Likewise.
29621 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29623 * loop-iv.c (implies_p): In the final case, test that operands 0
29624 of the two comparisons match.
29626 * config/bfin/bfin.c (find_prev_insn_start): New function.
29627 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29628 (find_next_insn_start): Move.
29630 2009-02-13 Richard Guenther <rguenther@suse.de>
29632 * configure.ac: Enable LFS.
29633 * configure: Re-generate.
29634 * config.in: Likewise.
29636 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29639 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29640 sizes on syntax error after some arguments have been parsed.
29642 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29644 * doc/invoke.texi (-fira): Remove.
29646 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29648 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29649 * recog.c: Likewise.
29652 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29654 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29655 (umul_ppmm): Likewise.
29656 (count_leading_zeros): Likewise.
29657 (count_trailing_zeros): Likewise.
29658 (UMUL_TIME): Likewise.
29660 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29662 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29663 soft-fp/t-softfp to tmake_file.
29665 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29666 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29667 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29668 IA64_BUILTIN_INFQ]: New.
29669 (ia64_init_builtins): Initialize __builtin_infq,
29670 __builtin_fabsq and __builtin_copysignq if not HPUX.
29671 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29672 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29674 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29676 (__fixtfti): Likewise.
29677 (__fixunstfti): Likewise.
29678 (__floattitf): Likewise.
29680 * config/ia64/libgcc-glibc.ver: New.
29681 * config/ia64/t-fprules-softfp: Likewise.
29682 * config/ia64/sfp-machine.h: Likewise.
29684 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29685 (LIBGCC2_TF_CEXT): Likewise.
29686 (TF_SIZE): Likewise.
29687 (TARGET_INIT_LIBFUNCS): Likewise.
29689 * config/ia64/t-glibc (SHLINB_MAPFILES):
29690 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29692 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29694 * config/i386/i386.c (construct_container): Rewrite processing
29695 BLKmode with X86_64_SSE_CLASS.
29697 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29700 * config/i386/i386.md: Replace simplify_replace_rtx with
29701 replace_rtx in the new peephole2.
29703 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29705 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29706 loop unrolling do not happen at -O2.
29708 2009-02-12 Michael Matz <matz@suse.de>
29710 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29712 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29714 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29717 2009-02-12 Ben Elliston <bje@au.ibm.com>
29719 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29720 patterns when updating the back chain. Missed in the 2009-02-10
29723 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29725 * doc/extend.texi (Decimal Floating Types): Update identifier of
29726 draft TR and list of missing support.
29728 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29730 PR middle-end/39154
29731 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29732 bit to variable length decl's flags, add it also to its
29733 pointer replacement variable.
29735 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29736 Jakub Jelinek <jakub@redhat.com>
29739 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29740 (memory_blockage): New expander.
29741 (*memory_blockage): New insn pattern.
29742 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29743 instead of general blockage at the end of function prologue when
29744 frame pointer is used to access red zone area. Do not emit blockage
29745 when profiling, it is emitted in generic code.
29746 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29747 function epilogue when frame pointer is used to access red zone area.
29749 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29752 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29753 by arithmetic with memory operands.
29754 * config/i386/predicates.md (commutative_operator): New.
29756 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29758 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29761 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29763 * alias.h (record_alias_subset): Declare.
29764 * alias.c (record_alias_subset): Make global.
29766 2009-02-10 Nick Clifton <nickc@redhat.com>
29768 * tree-parloops.c: Change license to GPLv3.
29769 * ipa-struct-reorg.c: Change license to GPLv3.
29770 * ipa-struct-reorg.h: Change license to GPLv3.
29772 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29775 * c-decl.c (start_struct): Return NULL on error.
29777 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29779 PR middle-end/39124
29780 * cfgloopmanip.c (remove_path): Call remove_bbs after
29781 cancel_loop_tree, not before it.
29784 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29785 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29786 VAR_DECLs were seen.
29787 * tree-ssa-live.c (remove_unused_locals): Recompute
29788 cfun->has_local_explicit_reg_vars.
29789 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29790 copies or clearings if cfun->has_local_explicit_reg_vars.
29792 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29795 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29796 of function prologue when frame pointer is used to access
29799 2009-02-10 Richard Guenther <rguenther@suse.de>
29801 PR middle-end/39127
29802 * gimplify.c (gimple_regimplify_operands): Always look if
29803 we need to create a temporary.
29805 2009-02-10 Richard Guenther <rguenther@suse.de>
29807 PR tree-optimization/39132
29808 * tree-loop-distribution.c (todo): New global var.
29809 (generate_memset_zero): Trigger TODO_rebuild_alias.
29810 (tree_loop_distribution): Return todo.
29812 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29815 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29816 (x86_64_reg_class_name): Removed.
29817 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29818 first one isn't X86_64_SSE_CLASS or any other ones aren't
29819 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29820 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29821 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29822 and 3 X86_64_SSEUP_CLASS.
29823 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29824 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29826 2009-02-10 Ben Elliston <bje@au.ibm.com>
29828 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29829 form instruction to update the stack back chain word, even if the
29830 user has disabled the generation of update instructions.
29831 (movdi_<mode>_update_stack): New.
29832 (movsi_update_stack): Likewise.
29833 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29834 always use an update form instruction to update the stack back
29837 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29839 PR middle-end/38953
29840 * graphite.c (if_region_set_false_region): After moving a region in
29841 the false branch of a condition, remove the empty dummy basic block.
29842 (gloog): Remove wrong fix for PR38953.
29844 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29846 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29847 generation due to implicit sign extension.
29849 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29851 PR middle-end/38981
29852 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29853 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29855 2009-02-09 Richard Guenther <rguenther@suse.de>
29857 PR middle-end/35202
29858 * convert.c (convert_to_real): Disable (float)fn((double)x)
29859 to fnf(x) conversion if errno differences may occur and
29860 -fmath-errno is set.
29862 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29864 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29865 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29866 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29868 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29871 * c-common.c (handle_alias_attribute): Disallow attribute for
29872 anything not a FUNCTION_DECL or VAR_DECL.
29874 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29877 * real.c (do_compare): Special-case compare of zero against
29878 decimal float value.
29880 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29883 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29884 as indicating flexible array members unless the field itself is
29885 being declarared as the incomplete array.
29887 2009-02-06 Jan Hubicka <jh@suse.cz>
29889 PR tree-optimization/38844
29890 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29891 is already inlined.
29893 2009-02-06 Richard Guenther <rguenther@suse.de>
29895 PR middle-end/38977
29896 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29897 fork because we may expand it as __gcov_fork.
29899 2009-02-06 Nick Clifton <nickc@redhat.com>
29901 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29903 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29905 PR tree-optimization/35659
29906 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29907 vn_phi_eq): Shortcut if hashcode does not match.
29908 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29910 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29911 and avoid iterative_hash_expr.
29912 (FOR_EACH_VALUE_ID_IN_SET): New.
29913 (value_id_compare): Remove.
29914 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29915 sort expressions by value id.
29917 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29920 * config/sh/predicates.md (general_movsrc_operand): Don't check
29921 the subreg of system registers here.
29923 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29926 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29927 on the copied decl.
29929 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29931 PR rtl-optimization/39110
29932 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29933 addresses, not aligned ones.
29935 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29936 Richard Guenther <rguenther@suse.de>
29938 PR tree-optimization/39100
29939 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29940 comment says and add edges.
29942 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29945 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29946 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29948 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29950 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29951 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29952 register_bb_in_sese, new_sese, free_sese): Moved.
29953 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29954 outermost_loop_in_scop, build_scop_iteration_domain,
29955 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29956 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29957 Use loop_in_sese_p instead of loop_in_scop_p.
29958 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29959 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29960 (scopdet_basic_block_info): Fix bug in scop detection.
29961 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29962 eq_loop_to_cloog_loop): Remove.
29963 (nb_loops_around_loop_in_scop, nb_loop
29964 ref_nb_loops): Moved here...
29965 * graphite.h (ref_nb_loops): ... from here.
29966 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29967 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29968 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29970 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29971 Hans-Peter Nilsson <hp@axis.com>
29973 PR rtl-optimization/37889
29974 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29975 Move offset handling from PLUS to before the switch. Use new
29976 arguments when considering SYMBOL_REFs too.
29977 (rtx_addr_can_trap_p): Pass dummy offset and size.
29978 (enum may_trap_p_flags): Remove.
29979 (may_trap_p_1): Pass size from MEM_SIZE.
29981 PR rtl-optimization/38921
29982 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29983 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29984 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29985 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29987 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29989 AVX Programming Reference (January, 2009)
29990 * config/i386/sse.md (*vpclmulqdq): New.
29992 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29994 PR tree-optimization/38977
29995 PR gcov-profile/38292
29996 * calls.c (special_function_p): Disregard __builtin_ prefix.
29998 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30000 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30001 non-indexable addresses even before reload.
30003 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30006 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30007 as having variable size. Do not give an error for unnamed
30008 parameters with [*] declarators. Give a warning for type names
30009 with [*] declarators and mark them as variable size.
30010 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30011 for sizeof applied to [*] type names.
30013 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30016 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30018 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30020 * gcc.c (process_command): Update copyright notice dates.
30021 * gcov.c (print_version): Likewise.
30022 * gcov-dump.c (print_version): Likewise.
30023 * mips-tfile.c (main): Likewise.
30024 * mips-tdump.c (main): Likewise.
30026 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30029 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30030 for composite type involving a zero-length array type.
30032 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30035 * function.c (match_asm_constraints_1): Skip over
30036 initial optional % in the constraint.
30038 PR inline-asm/39059
30039 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30040 supported, don't accept FIXED_CSTs.
30041 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30042 and _Sat is used without _Fract/_Accum. Set specs->type to
30043 integer_type_node for cts_fract/cts_accum if fixed point is not
30046 2009-02-02 Catherine Moore <clm@codesourcery.com>
30048 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30050 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30052 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30053 (ABI_HAS_64BIT_SYMBOLS): Use it.
30054 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30056 2009-02-02 Paul Brook <paul@codesourcery.com>
30058 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30060 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30062 PR inline-asm/39058
30063 * recog.h (asm_operand_ok): Add constraints argument.
30064 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30065 recurse on matching constraint.
30066 (check_asm_operands): Pass constraints as 3rd argument to
30067 asm_operand_ok. Don't look up matching constraint here.
30068 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30071 2009-02-02 Ben Elliston <bje@au.ibm.com>
30073 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30074 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30076 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30078 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30079 information. Remove some obsolete information. Reorganize.
30081 * config/pa/fptr.c: Revert license to GPL 2.
30082 * config/pa/milli64.S: Likewise.
30084 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30087 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30088 LIBRARY name in, instead of hard-coding it.
30089 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30090 extra target make frag to tmake_files according to EH model.
30091 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30092 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30093 frags that define makefile variable EH_MODEL appropriately.
30094 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30095 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30096 to "-sjlj" according to type of EH configured.
30097 (LIBGCC_SONAME): Concatenate it to shared library base name.
30098 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30099 to "_sjlj" according to type of EH configured.
30100 (LIBGCC_SONAME): Concatenate it to shared library base name.
30101 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30102 (SHLIB_LINK): Add missing semicolon to if-else construct.
30103 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30104 string value of "pe_dll" command-line option.
30105 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30106 (SHLIB_SONAME): Use it when overriding t-cygming default.
30107 (SHLIB_IMPLIB): Override t-cygming default.
30108 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30109 string value of "pe_dll" command-line option.
30111 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30114 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30115 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30117 2009-01-31 Richard Guenther <rguenther@suse.de>
30119 PR tree-optimization/38937
30120 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30121 computing the transitive closure.
30123 2009-01-30 Richard Guenther <rguenther@suse.de>
30125 PR tree-optimization/39041
30126 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30127 Propagate variable indices only if the types match for this stmt.
30129 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30132 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30133 inline but never defined.
30135 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30137 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30138 (*insv_h_di_reg_extimm): New insn.
30139 (*insv_l<mode>_reg_extimm): New insn.
30141 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30143 * config/picochip/picochip.c (flag_conserve_stack): set
30144 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30145 fconserve-stack. Reduce call-overhead used by inliner.
30147 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30150 * common.opt (flag_conserve_stack): Initialised to zero.
30152 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30155 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30156 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30159 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30161 * ira-color.c (allocno_reload_assign): Update comments.
30162 * regmove.c (regmove_optimize): Likewise.
30166 2009-01-29 Robert Millan <rmh@aybabtu.com>
30168 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30169 * config/i386/kopensolaris-gnu.h: New file. Undefine
30170 `MD_UNWIND_SUPPORT'.
30171 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30173 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30175 PR tree-optimization/39007
30176 * tree-loop-distribution.c (generate_builtin): Use
30177 recompute_dominator to compute the immediate dominator of the
30178 basic block just after the loop.
30180 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30182 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30183 (ASM_OUTPUT_DWARF_PCREL): Define.
30185 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30187 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30188 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30189 global. Modify entries about regmove and IRA.
30191 * ra-conflict.c: Remove the file.
30193 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30195 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30196 (pass_regclass_init): Rename to pass_reginfo_init.
30198 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30200 * toplev.h (flag_ira): Remove.
30202 * caller-save.c (setup_save_areas): Remove flag_ira.
30204 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30206 * global.c: Remove the file.
30208 * opts.c (decode_options): Remove flag_ira.
30210 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30212 * regmove.c: Modify file description.
30213 (find_use_as_address, try_auto_increment): Define them only if
30214 AUTO_INC_DEC is defined.
30215 (replacement_quality, replace_in_call_usage, fixup_match_1,
30216 stable_and_no_regs_but_for_p): Remove.
30217 (reg_set_in_bb): Make it static.
30218 (regmove_optimize): Remove flag_ira and code which worked for
30221 * local-alloc.c: Remove the file.
30223 * common.opt (fira): Remove.
30225 * ira.c: Include except.h.
30226 (eliminable_regset): Move from global.c.
30227 (mark_elimination): Ditto. Remove flag_ira.
30228 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30229 equiv_mem_modified, validate_equiv_mem_from_store,
30230 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30231 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30232 no_equiv, recorded_label_ref): Move from local-alloc.c.
30233 (update_equiv_regs): Ditto. Make it static.
30234 (print_insn_chain, print_insn_chains): Move it from global.c.
30235 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30236 (build_insn_chain): Ditto. Make it static.
30237 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30238 Rename to init_live_subregs.
30239 (gate_ira): Remove flag_ira.
30241 * regclass.c: Rename reginfo.c. Change file description.
30242 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30243 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30244 (init_reg_sets_1): Remove code for evaluation of
30245 reg_class_superclasses and losing_caller_save_reg_set.
30246 (init_regs): Remove init_reg_autoinc.
30247 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30248 ok_for_base_p_nonstrict): Remove.
30249 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30250 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30251 corresponding entries.
30252 (dump_regclass, record_operand_costs, scan_one_insn,
30253 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30254 record_address_regs, auto_inc_dec_reg_p): Remove.
30255 (gt-regclass.h): Rename to gt-reginfo.h.
30257 * rtl.h (dump_global_regs, retry_global_alloc,
30258 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30260 * Makefile.in (RA_H): Remove.
30261 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30262 Rename regclass.o to reginfo.o.
30263 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30265 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30266 (GTFILES): Rename regclass.c to reginfo.c.
30268 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30269 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30271 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30272 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30274 (finish_spills): Ditto. Remove code for !flag_ira.
30276 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30278 PR middle-end/35854
30279 * doc/invoke.texi (rtl debug options): Complete rewrite.
30280 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30282 * mode-switching.c (pass_mode_switching): Rename pass from
30283 "mode-sw" to "mode_sw".
30284 * except.c (pass_convert_to_eh_ranges): Rename pass from
30285 "eh-ranges" to "eh_ranges".
30286 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30290 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30291 Alexander Monakov <amonakov@ispras.ru>
30293 PR middle-end/38857
30294 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30296 (move_exprs_to_boundary): Change return type and pass through
30297 should_move from move_op. Relax assert. Update usage ...
30298 (schedule_expr_on_boundary): ... here. Use should_move instead of
30300 (move_op_orig_expr_found): Indicate that insn was disconnected from
30302 (code_motion_process_successors): Do not call after_merge_succs
30303 callback if original expression was not found when traversing any of
30305 (code_motion_path_driver): Change return type. Update prototype.
30306 (move_op): Update comment. Add a new parameter (should_move). Update
30307 prototype. Set *should_move based on indication provided by
30308 move_op_orig_expr_found.
30310 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30312 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30313 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30314 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30315 * config/rs6000/rs6000.c (rs6000_override_options): Default
30316 avoid-indexed-addresses on for Power6, off for everything else.
30317 (avoiding_indexed_address_p): New function.
30318 (rs6000_legitimize_address): Use it.
30319 (rs6000_legitimate_address): Likewise.
30320 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30322 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30324 PR tree-optimization/38997
30325 * tree-loop-distribution.c (generate_memset_zero): Use
30326 POINTER_PLUS_EXPR for a pointer addition.
30328 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30330 * config/s390/s390.md (bswap<mode>2): New pattern added.
30332 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30334 * config/s390/s390.md (*tls_load_31): Added type attribute.
30336 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30338 * config/s390/s390.md: Fix a few comments.
30340 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30342 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30343 (*tm<mode>_full): Fixed z10prop attribute.
30344 (*tst<mode>_extimm): Fixed z10prop attribute.
30345 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30346 (*tstqiCCT_cconly): Fixed z10prop attribute.
30347 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30348 (*movsi_larl): Fixed z10prop attribute.
30349 (*movsi_zarch): Fixed z10prop attribute.
30350 (*movsi_eas): Fixed z10prop attribute.
30351 (*movhi): Fixed z10prop attribute.
30352 (*movqi): Fixed z10prop attribute.
30353 (*movstrictqi): Fixed z10prop attribute.
30354 (*mov<mode>): Fixed z10prop attribute.
30355 (*movcc): Fixed z10prop attribute.
30356 (*sethighpartdi_64): Fixed z10prop attribute.
30357 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30358 (*negdi2_sign_cc): Fixed z10prop attribute.
30359 (*negdi2_sign): Fixed z10prop attribute.
30360 (*absdi2_sign_cc): Fixed z10prop attribute.
30361 (*absdi2_sign): Fixed z10prop attribute.
30362 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30363 (*negabsdi2_sign): Fixed z10prop attribute.
30364 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30365 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30366 (doloop_si64): Fixed z10prop attribute.
30367 (doloop_si31): Fixed z10prop attribute.
30368 (doloop_long): Fixed z10prop attribute.
30369 (indirect_jump): Fixed z10prop attribute.
30370 (nop): Fixed z10prop attribute.
30371 (main_base_64): Fixed z10prop attribute.
30372 (reload_base_64): Fixed z10prop attribute.
30374 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30376 PR rtl-optimization/38740
30377 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30379 * config/mips/mips.c (mips_reorg): Likewise.
30381 2009-01-28 Richard Guenther <rguenther@suse.de>
30383 PR tree-optimization/38926
30384 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30385 with the correct value id to a value.
30386 (do_regular_insertion): Use the value number of edoubleprime
30387 for the value number of the expr.
30390 2008-08-21 Richard Guenther <rguenther@suse.de>
30392 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30393 a PHI ask VN if it is already available.
30394 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30395 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30397 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30399 PR middle-end/38934
30400 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30401 set to varying whenever max has TREE_OVERFLOW set, similarly
30402 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30404 2009-01-28 Richard Guenther <rguenther@suse.de>
30406 PR middle-end/38908
30407 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30408 uninitialized aggregate uses in call arguments.
30410 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30412 PR tree-optimization/38984
30413 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30414 the nothing_id variable if -fno-delete-null-pointer-checks.
30416 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30419 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30420 (set_got_offset_rex64): Ditto.
30422 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30425 * doc/extend.texi: Improve local variable with asm reg.
30427 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30429 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30430 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30431 was not supplied then set warn_packed_bitfield_compat to the
30432 default value of 1.
30433 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30436 2009-01-27 Richard Guenther <rguenther@suse.de>
30438 PR tree-optimization/38503
30439 * cfgexpand.c (expand_gimple_basic_block): Ignore
30440 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30441 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30442 variables that cannot have TBAA applied.
30443 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30446 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30448 PR middle-end/38969
30449 * calls.c (initialize_argument_information): Do not wrap complex
30450 arguments in SAVE_EXPR.
30452 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30454 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30455 (INSTALL_LIBGCC): Revert typo commit.
30457 2009-01-26 Richard Guenther <rguenther@suse.de>
30459 PR tree-optimization/38745
30460 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30461 from special handling.
30463 2009-01-26 Richard Guenther <rguenther@suse.de>
30465 PR tree-optimization/38745
30466 * tree-ssa.c (execute_update_addresses_taken): Do not include
30467 variables that cannot possibly be a register in not_reg_needs.
30468 Do not clear TREE_ADDRESSABLE on vars that may not become
30470 * tree-ssa.c (update_alias_info_1): Include those in the set
30471 of addressable vars.
30473 2009-01-26 Richard Guenther <rguenther@suse.de>
30475 PR middle-end/38851
30476 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30477 * tree-ssa-dse.c: Include langhooks.h
30478 (execute_simple_dse): Remove stores with zero size.
30480 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30483 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30486 2009-01-24 Julian Brown <julian@codesourcery.com>
30488 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30489 config/arm/linux-atomic.c.
30490 * config/arm/linux-atomic.c: New.
30492 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30494 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30495 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30496 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30498 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30501 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30504 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30506 PR tree-optimization/38953
30507 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30508 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30509 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30510 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30513 2009-01-24 Paul Brook <paul@codesourcery.com>
30515 * config/arm/neon.md (neon_type): Move to arm.md.
30516 (neon_mov<VSTRUCT>): Add neon_type attribute.
30517 * config/arm/arm.md (neon_type): Move to here.
30518 (conds): Add "unconditioal" and use as default for NEON insns.
30520 2009-01-24 Ben Elliston <bje@au.ibm.com>
30522 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30523 void *' warning from -Wc++-compat.
30524 * Makefile.in (dominance.o-warn): Remove.
30526 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30528 PR tree-optimization/38932
30529 * fold-const.c (fold_unary_ignore_overflow): New.
30530 * tree.h (fold_unary_ignore_overflow): Declare.
30531 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30532 * tree-ssa-sccvn.c (visit_reference_op_load,
30533 simplify_unary_expression): Likewise.
30535 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30537 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30538 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30539 regardless of their type.
30540 * c-common.c (handle_packed_attribute): Don't ignore packed on
30542 * c.opt (Wpacked-bitfield-compat): New warning option.
30543 * stor-layout.c (place_field): Warn if offset of a field changed.
30544 * doc/extend.texi (packed): Mention the ABI change.
30545 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30546 (Warning Options): Add it to the list.
30548 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30550 * c-opts.c (c_common_post_options): Fix a typo in comments.
30552 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30554 PR middle-end/38615
30555 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30556 variables to static.
30557 * doc/invoke.texi (-fmerge-all-constants): Update description.
30559 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30562 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30563 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30565 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30567 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30569 (LOCAL_ALIGNMENT): Similarly.
30571 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30572 Joseph Myers <joseph@codesourcery.com>
30574 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30575 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30576 * config/arm/arm-tune.md: Regenerate.
30577 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30580 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30582 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30583 version number to five.
30585 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30588 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30589 * c-common.c (set_underlying_type): Likewise.
30590 (is_typedef_decl ): Likewise
30592 (set_underlying_type): Likewise.
30593 (is_typedef_type): Likewise.
30595 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30597 PR middle-end/38587
30598 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30601 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30604 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30605 (LIBGCC_SPEC): Don't define.
30606 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30608 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30610 PR rtl-optimization/38879
30611 * alias.c (base_alias_check): Unaligned access via AND address can
30612 alias all surrounding object types except those with sizes equal
30613 or wider than the size of unaligned access.
30615 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30618 * c-decl.c (clone_underlying_type): Move this ...
30619 * c-common.c (set_underlying_type): ... here.
30620 Also, make sure the function properly sets TYPE_STUB_DECL() on
30621 the newly created typedef variant type.
30622 (is_typedef_decl ): New entry point.
30623 * tree.h: Added a new member member_types_needing_access_check to
30624 struct tree_decl_non_common.
30625 (set_underlying_type): New entry point.
30626 (is_typedef_type): Likewise.
30628 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30630 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30631 Check whether two instructions have memory references that
30632 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30633 are helper functions for traversing.
30634 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30635 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30636 not to draw dependency edge for instructions with non-conflicting
30639 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30642 * longlong.h: Update copyright years. Use soft-fp license notice.
30643 Sync __clz_tab declaration with glibc.
30645 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30648 * doc/extend.texi (syscall_linkage): New.
30649 (version_id): Modify.
30651 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30652 Richard Guenther <rguenther@suse.de>
30654 PR tree-optimization/38747
30655 PR tree-optimization/38748
30656 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30657 conversion if the base address is an indirect reference and the
30658 aliasing sets could cause issues.
30660 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30662 * common.opt (fgraphite, fgraphite-identity): Add comment for
30663 explaining why these options are not documented.
30665 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30667 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30668 gimple_call_lhs is NULL.
30670 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30673 * emit-rtl.c (adjust_address_1): Make sure memref is never
30676 2009-01-20 Ben Elliston <bje@au.ibm.com>
30678 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30679 const qualifier from arg parameter. Remove unnecessary cast to char *.
30680 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30681 const qualifier from arg 2.
30683 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30685 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30687 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30690 * rtl.h (reinit_regs): New prototype.
30691 * regclass.c: Include ira.h.
30692 (reinit_regs): New.
30693 * Makefile.in (regclass.o): Add ira.h.
30694 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30696 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30699 * c-common.c (handle_aligned_attribute): Use
30700 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30701 default alignment value.
30703 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30705 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30706 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30708 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30709 __BIGGEST_ALIGNMENT__.
30711 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30713 2009-01-18 Richard Guenther <rguenther@suse.de>
30715 PR tree-optimization/38819
30716 * tree-flow.h (operation_could_trap_helper_p): Declare.
30717 * tree-eh.c (operation_could_trap_helper_p): Export.
30718 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30719 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30720 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30721 are about to insert a possibly trapping instruction and fail
30724 2009-01-18 Andreas Schwab <schwab@suse.de>
30726 * doc/install.texi (Configuration): Remove obsolete paragraph
30727 about use of --with-gnu-ld with --with-gnu-as.
30729 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30731 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30732 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30733 Follow spelling conventions.
30735 2009-01-18 Ben Elliston <bje@au.ibm.com>
30737 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30738 C++ warning about implicit conversion from void * to struct
30740 (bitmap_obstack_free): Likewise for bitmap_element *.
30741 * Makefile.in (bitmap.o-warn): Remove.
30743 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30745 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30747 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30748 Tobias Grosser <tobi.grosser@amd.com>
30750 * graphite.c (graphite_trans_scop_block): Do not block single
30753 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30755 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30756 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30757 test with assertion.
30759 2009-01-16 Richard Guenther <rguenther@suse.de>
30761 PR tree-optimization/38835
30762 PR middle-end/36227
30763 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30764 and INT + PTR -> (INT)(PTR p+ INT) folding.
30765 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30767 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30770 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30771 the subreg from a lowpart subreg if it is also casting the value.
30773 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30774 Tobias Grosser <tobi.grosser@amd.com>
30776 * graphite.c (compare_prefix_loops): New.
30777 (build_scop_canonical_schedules): Rewritten.
30778 (graphite_transform_loops): Move build_scop_canonical_schedules
30779 after build_scop_iteration_domain.
30781 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30782 Tobias Grosser <tobi.grosser@amd.com>
30784 * graphite.c (add_conditions_to_domain): Add the loops to
30785 the dimension of the iteration domain. Do copy the domain
30786 only when it exists.
30787 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30788 (add_conditions_to_constraints): New.
30789 (can_generate_code_stmt, can_generate_code): Removed.
30790 (gloog): Do not call can_generate_code.
30791 (graphite_transform_loops): Call add_conditions_to_constraints
30792 after building the iteration domain.
30794 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30796 PR tree-optimization/38789
30797 * tree-ssa-threadedge.c
30798 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30799 __builtin_constant_p.
30801 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30803 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30804 examined before deleting them.
30806 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30808 * function.c (aggregate_value_p): Correctly extract the function
30809 type from CALL_EXPR_FN lookup.
30811 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30813 * config/picochip/picochip.c (picochip_override_options): Revert
30814 CFI asm flag disable commited previously.
30816 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30817 Tobias Grosser <tobi.grosser@amd.com>
30818 Jan Sjodin <jan.sjodin@amd.com>
30820 * graphite.c (scan_tree_for_params): On substractions negate
30821 all the coefficients of the term.
30822 (clast_to_gcc_expression_red): New. Handle reduction expressions
30823 of more than two operands.
30824 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30825 (get_vdef_before_scop): Handle also the case of default definitions.
30827 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30829 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30830 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30831 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30833 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30834 Joey Ye <joey.ye@intel.com>
30836 PR middle-end/37843
30837 * cfgexpand.c (expand_stack_alignment): Don't update stack
30838 boundary nor check incoming stack boundary here.
30839 (gimple_expand_cfg): Update stack boundary and check incoming
30840 stack boundary here.
30842 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30844 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30846 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30848 PR rtl-optimization/38245
30849 * calls.c (expand_call): Add stack arguments to
30850 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30851 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30852 in regs and partially in memory or BLKmode arguments.
30853 (emit_library_call_value_1): Add stack arguments to
30854 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30855 ACCUMULATE_OUTGOING_ARGS).
30856 * dce.c: Include tm_p.h.
30857 (find_call_stack_args): New function.
30858 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30860 (mark_insn): Call find_call_stack_args for CALL_Ps.
30861 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30862 forwards. Allocate and free arg_stores bitmap if needed, pass it
30863 down to deletable_insn_p, don't mark stores set in arg_stores
30864 bitmap, clear the bitmap at the beginning of each bb.
30865 * Makefile.in (dce.o): Depend on $(TM_P_H).
30867 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30870 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30871 to make sure the insn is a conditional test (bug 22599). Reformat a
30874 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30876 PR middle-end/38431
30877 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30878 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30879 (gloog): Do not call cleanup_tree_cfg.
30880 (graphite_transform_loops): Call cleanup_tree_cfg after all
30881 scops have been code generated.
30883 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30884 * doc/gty.texi (Invoking the garbage collector): Added new node
30885 and section documenting ggc_collect.
30887 2009-01-14 Richard Guenther <rguenther@suse.de>
30889 PR tree-optimization/38826
30890 PR middle-end/38477
30891 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30892 initialization notes only if we actually emitted a warning.
30893 (intra_create_variable_infos): Add constraints for a result decl
30894 that is passed by hidden reference.
30895 (build_pred_graph): Mark all related variables non-direct on
30898 2009-01-14 Nick Clifton <nickc@redhat.com>
30900 * ira-conflicts.c: Include addresses.h for the definition of
30902 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30903 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30905 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30908 * Makefile.in (ira-lives.o): Add except.h.
30910 * ira-lives.c: Include except.h.
30911 (process_bb_node_lives): Process can_throw_internal.
30913 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30915 PR rtl-optimization/38774
30916 * combine.c (simplify_set): When undoing cc_use change, don't do
30917 PUT_CODE on the newly created comparison, but instead put back the
30920 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30922 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30923 values. Remove duplicate arm8 entry.
30925 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30927 PR tree-optimization/38786
30928 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30929 the SSA_NAME case of expand_scalar_variables_expr.
30930 Set the type of an expression to the type of its assign statement.
30931 (expand_scalar_variables_expr): Also gather the scalar computation
30932 used to index the memory access. Do not pass loop_p.
30933 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30934 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30935 the gimple_stmt_iterator where it inserts new code.
30936 Do not pass loop_p.
30937 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30938 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30940 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30942 * graphite.h (debug_value): Removed.
30943 * graphite.c (debug_value): Removed.
30945 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30947 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30948 ldrd/strd with two 32-bit instructions.
30950 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30952 * config/arm/arm.c (struct processors): Pass for speed down into
30953 cost helper functions.
30954 (const_ok_for_op): Handle COMPARE and inequality nodes.
30955 (arm_rtx_costs_1): Rewrite.
30956 (arm_size_rtx_costs): Update prototype.
30957 (arm_rtx_costs): Pass speed down to helper functions.
30958 (arm_slowmul_rtx_costs): Rework cost calculations.
30959 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30960 (arm_9e_rtx_costs): Likewise.
30962 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30964 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30965 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30966 (alpha_legitimize_address): Do not split local symbols wider than
30967 UNITS_PER_WORD into HIGH/LO_SUM parts.
30969 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30972 * gcc.c (process_command): Replace call to execvp with calls
30973 to pex_one and exit.
30975 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30978 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30979 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30980 variant for devices with 3-byte PC.
30981 (__tablejump_elpm__): New.
30983 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30986 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30987 offsetof member-designator, handle it as `[0].'.
30989 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30991 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30992 function when not using named sections on targets with named sections
30993 if branch distance is less than 262132.
30995 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30997 * combine.c (combine_instructions): Recompute
30998 optimize_this_for_speed_p for each BB in the main combine loop.
31000 2009-01-12 Tomas Bily <tbily@suse.cz>
31003 * tree-loop-distribution.c (prop_phis): New function.
31004 (generate_builtin): Call prop_phis.
31006 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31008 PR tree-optimization/38807
31009 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31010 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31012 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31014 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31015 subreg of op0 to the original op0.
31017 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31019 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31021 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31024 * mips-tfile.c (parse_def): Fix parsing of def strings
31025 starting with digits.
31027 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31030 * config/arm/arm.c (arm_is_long_call_p): Don't call
31031 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31033 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31035 * regrename.c (regrename_optimize): Fix dumping.
31036 (find_oldest_value_reg): Preserve REG_POINTER.
31037 (copy_hardreg_forward_1): Likewise.
31039 2009-01-09 Diego Novillo <dnovillo@google.com>
31041 * gimple.h (struct gimple_statement_base) <uid>: Document
31042 the restrictions on its use.
31043 (gimple_uid): Tidy.
31044 (gimple_set_uid): Tidy.
31046 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31048 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31049 zero guard even if align_bytes != 0 and count is smaller than
31052 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31054 PR rtl-optimization/38495
31055 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31056 (add_range_and_copies_from_move_list): Print all added ranges.
31057 Add ranges to memory optimized destination.
31059 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31063 * config/i386/i386.c (override_options): Reject
31064 -mstringop-strategy=rep_8byte with -m32.
31065 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31066 to 1. Do count comparison against epilogue_size_needed at compile
31067 time even when count_exp was constant forced into register. For
31068 size_needed don't jump to epilogue, instead just avoid aligning
31069 and invoke the body algorithm. If need_zero_guard, add zero guard
31070 even if count is non-zero, but smaller than size_needed + number of
31071 bytes that could be stored for alignment.
31072 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31073 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31074 but smaller than size_needed + number of bytes that could be stored
31075 for alignment. Compare size_needed with epilogue_size_needed instead
31076 of desired_align - align, don't adjust size_needed, pass
31077 epilogue_size_needed to the epilogue expanders.
31080 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31082 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31084 * pa.c (last_address): Change to unsigned.
31085 (update_total_code_bytes): Change argument to unsigned. Don't
31086 check if insn addresses are set.
31087 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31088 addresses are not set.
31089 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31091 2009-01-09 Nick Clifton <nickc@redhat.com>
31093 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31094 DECL_DECLARED_INLINE_P.
31096 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31098 PR middle-end/38347
31099 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31100 GET_MODE (op0) in operand_subword_force calls.
31102 PR middle-end/38771
31103 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31104 fold_convert arg0 operands to TREE_TYPE (op0) first.
31106 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31108 * params.def (ira-max-conflict-table-size): Decrease default value
31111 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31113 PR tree-optimization/37031
31114 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31116 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31117 allocate it using gc instead of heap, use VEC_quick_push instead of
31119 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31120 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31121 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31122 allocated vector from heap allocated.
31123 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31124 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31125 vector only after perfect_loop_nest_depth call.
31127 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31128 Jan Sjodin <jan.sjodin@amd.com>
31130 PR tree-optimization/38559
31131 * graphite.c (debug_value, copy_constraint,
31132 swap_constraint_variables, scale_constraint_variable, ): New.
31133 (get_lower_bound, get_upper_bound): Removed.
31134 (graphite_trans_bb_strip_mine): Clean up this code that works
31135 only for constant number of iterations. Fully copy upper and
31136 lower bound constraints, not only the constant part of them.
31137 * graphite.h (debug_value): Declared.
31139 2009-01-08 Ira Rosen <irar@il.ibm.com>
31141 PR tree-optimization/37194
31142 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31143 Don't add the cost of cost model guard in prologue to scalar
31144 outside cost in case of known number of iterations.
31146 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31147 Alan Modra <amodra@bigpond.net.au>
31149 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31150 non-word-aligned REG+CONST addressing.
31152 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31155 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31156 free_after_compilation when outputting a thunk.
31157 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31158 Do not call free_after_compilation here.
31160 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31162 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31163 (ix86_valid_target_attribute_inner_p): Ditto.
31165 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31167 PR tree-optimization/38492
31168 PR tree-optimization/38498
31169 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31170 * tree-chrec.h (scev_is_linear_expression): Declared.
31171 * graphite.c (graphite_cannot_represent_loop_niter): New.
31172 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31173 (graphite_loop_normal_form): Use gcc_assert.
31174 (scan_tree_for_params): Use CASE_CONVERT.
31175 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31176 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31177 Use gcc_assert. Discard scops that contain unhandled cases.
31178 (build_scop_conditions): Return a boolean status for unhandled cases.
31179 (strip_mine_profitable_p): Print the loop number, not its depth.
31180 (is_interchange_valid): Pass the depth of the loop nest, don't
31181 recompute it wrongly.
31182 (graphite_trans_bb_block): Same.
31183 (graphite_trans_bb_block): Print tentative of loop blocking.
31184 (graphite_trans_scop_block): Do not print that the loop has been
31186 (graphite_transform_loops): Do not handle scops that contain condition
31189 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31191 AVX Programming Reference (December, 2008)
31192 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31193 (_mm256_stream_pd): Likewise.
31194 (_mm256_stream_ps): Likewise.
31196 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31197 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31198 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31199 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31200 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31201 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31202 (ix86_expand_special_args_builtin): Likewise.
31204 * config/i386/sse.md (AVXMODEDI): New.
31205 (avx_movnt<mode>): Likewise.
31206 (avx_movnt<mode>): Likewise.
31207 (<sse>_movnt<mode>): Remove AVX support.
31208 (sse2_movntv2di): Likewise.
31210 2009-01-07 Richard Guenther <rguenther@suse.de>
31212 PR middle-end/38751
31213 * fold-const.c (extract_muldiv): Remove obsolete comment.
31214 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31215 to PLUS_EXPR canonicalization for the canonicalization.
31217 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31219 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31220 hosted cross-compilers generating less efficient code.
31222 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31224 * function.h (rtl_data): Add a dbr_scheduled_p field.
31225 * reorg.c (dbr_schedule): Set it.
31226 (gate_handle_delay_slots): Check it.
31227 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31228 (mips_reorg): Check flag_delayed_branch instead of
31229 mips_base_delayed_branch.
31230 (mips_override_options): Don't set mips_base_delayed_branch
31231 or flag_delayed_branch.
31233 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31235 PR rtl-optimization/38426.
31236 * ira.c (ira): Set current_function_is_leaf earlier.
31238 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31240 PR rtl-optimization/38722
31241 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31242 too early, only set a flag and modify after last possible
31245 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31248 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31249 * real.c (decimal_single_format): Correct values of emin and emax.
31250 (decimal_double_format): Ditto.
31251 (decimal_quad_format): Ditto.
31252 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31253 computation of DECnn_MIN and DECnn_MAX for corrected values of
31254 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31255 __DECnn_MIN__, and adjust its computation for the corrected value
31258 2009-01-06 Jan Hubicka <jh@suse.cz>
31261 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31263 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31265 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31266 Add Robert Clark to the list of testers.
31268 2009-01-06 Jan Hubicka <jh@suse.cz>
31269 Kai Tietz <kai.tietz@onevision.com>
31271 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31272 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31274 2009-01-06 Jan Hubicka <jh@suse.cz>
31275 Kai Tietz <kai.tietz@onevision.com>
31277 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31279 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31280 (ix86_nsaved_regs): Count only general purpose regs.
31281 (ix86_nsaved_sseregs): New.
31282 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31283 to 16 for w64; compute padding and size of sse reg save area.
31284 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31285 general purpose regs.
31286 (ix86_emit_save_sse_regs_using_mov): New.
31287 (ix86_expand_prologue): Save SSE regs if needed.
31288 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31289 (ix86_emit_restore_sse_regs_using_mov): New.
31290 (ix86_expand_epilogue): Save SSE regs if needed.
31292 2009-01-06 Jan Hubicka <jh@suse.cz>
31293 Kai Tietz <kai.tietz@onevision.com>
31295 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31296 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31297 functions when accumulate outgoing args is off.
31299 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31302 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31303 before using pseudos_have_intersected_live_ranges_p.
31305 * ira-int.h (ira_assert): Always define.
31307 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31309 AVX Programming Reference (December, 2008)
31310 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31311 (_mm256_permute2_pd): Likewise.
31312 (_mm_permute2_ps): Likewise.
31313 (_mm256_permute2_ps): Likewise.
31314 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31315 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31317 * config/i386/i386.c (ix86_builtins): Remove
31318 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31319 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31320 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31321 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31322 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31323 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31324 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31325 __builtin_ia32_vpermil2ps256.
31326 (ix86_init_mmx_sse_builtins): Updated.
31327 (ix86_expand_args_builtin): Likewise.
31329 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31331 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31332 long absolute calls when generating PA 2.0 code.
31334 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31336 PR rtl-optimization/38583
31337 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31339 * params.def (ira-max-conflict-table-size): New.
31341 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31343 * ira.h (ira_conflicts_p): New external definition.
31345 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31346 table. Report this. Return result of building.
31347 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31348 building conflict table.
31350 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31351 (ira_color): Use ira_conflicts_p.
31353 * global.c: Include ira.h.
31354 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31357 * Makefile.in (global.o): Add ira.h.
31359 * ira-build.c (mark_all_loops_for_removal,
31360 propagate_some_info_from_allocno): New.
31361 (remove_unnecessary_allocnos): Call
31362 propagate_some_info_from_allocno.
31363 (remove_low_level_allocnos): New.
31364 (remove_unnecessary_regions): Add parameter. Call
31365 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31366 parameter to remove_unnecessary_regions.
31367 (ira_build): Remove all regions but root if the conflict table was
31368 not built. Update conflict hard regs for allocnos crossing calls.
31370 * ira.c (ira_conflicts_p): New global.
31371 (ira): Define and use ira_conflicts_p.
31373 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31374 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31375 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31377 2009-01-06 Ben Elliston <bje@au.ibm.com>
31379 * gengtype-lex.l (YY_NO_INPUT): Define.
31381 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31384 * c-common.c (handle_vector_size_attribute): Also reject
31385 BOOLEAN_TYPE types.
31387 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31389 PR tree-optimization/38492
31390 * graphite.c (rename_map_elt, debug_rename_elt,
31391 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31392 rename_map_elt_info, eq_rename_map_elts,
31393 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31394 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31395 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31396 (sese_build_livein_liveouts): New.
31397 (new_sese, free_sese): New.
31398 (new_scop): Call new_sese.
31399 (free_scop): Call free_sese.
31400 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31401 (register_old_new_names): Renamed register_old_and_new_names.
31402 (register_scop_liveout_renames, add_loop_exit_phis,
31403 insert_loop_close_phis, struct igp,
31404 default_liveout_before_guard, add_guard_exit_phis,
31405 insert_guard_phis, copy_renames): New.
31406 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31407 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31408 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31409 (scop_adjust_phis_for_liveouts): New.
31410 (gloog): Call scop_adjust_phis_for_liveouts.
31412 * graphite.h (struct sese): Documented. Added fields liveout,
31413 num_ver and livein.
31414 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31415 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31416 (struct scop): Added field liveout_renames.
31417 (SCOP_LIVEOUT_RENAMES): New.
31419 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31421 PR tree-optimization/38510
31422 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31423 (translate_clast): Call recompute_all_dominators before
31425 (gloog): Call recompute_all_dominators before graphite_verify.
31427 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31428 Jan Sjodin <jan.sjodin@amd.com>
31430 PR tree-optimization/38500
31431 * graphite.c (create_sese_edges): Call fix_loop_structure after
31434 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31436 * config.gcc: Add m32r*-*-rtems*.
31437 * config/m32r/rtems.h: New file.
31439 2009-01-05 Ben Elliston <bje@au.ibm.com>
31441 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31442 (.po.pox): Likewise.
31443 (po/gcc.pot): Likewise.
31445 2009-01-04 David S. Miller <davem@davemloft.net>
31447 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31448 (STARTING_FRAME_OFFSET): Always set to zero.
31450 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31452 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31453 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31454 fixed-point types, and vectors of the same.
31456 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31458 * config/mips/sync.md (*mb_barrier): Rename to...
31459 (*memory_barrier): ...this.
31461 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31463 * doc/extend.texi (Function Attributes): Move @cindex after @item
31464 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31465 and put in alphabetical order. Fix 'target' name and put in order.
31466 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31469 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31471 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31472 (memory_barrier): Expand as unspec instead of unspec_volatile.
31473 Remove mem:BLK from insn operands. Use Pmode scratch register.
31474 (*memory_barrier): Define as unspec instead of unspec_volatile.
31475 Use (match_dup 0) as input operand.
31477 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31478 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31479 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31480 scratch register. Remove operand 1.
31481 (*stbar): Define as unspec instead of unspec_volatile.
31482 Use (match_dup 0) as input operand, remove (const_int 8).
31483 (*membar): Define as unspec instead of unspec_volatile.
31484 Use (match_dup 0) as input operand, remove input operand 2.
31486 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31487 (memory_barrier): Expand as unspec instead of unspec_volatile.
31488 Remove mem:BLK from insn operands. Use Pmode scratch register.
31489 (*memory_barrier): Define as unspec instead of unspec_volatile.
31490 Use (match_dup 0) as input operand.
31492 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31493 Remove mem:BLK from insn operands. Use Pmode scratch register.
31494 Set volatile flag on operand 0.
31495 (*memory_barrier): New insn pattern.
31497 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31499 (*memory_barrier): Use (match_dup 0) as input operand.
31501 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31502 Remove mem:BLK from insn operands. Use Pmode scratch register.
31503 Set volatile flag on operand 0.
31504 (*mb_internal): New insn pattern.
31506 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31508 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31510 PR middle-end/38586
31511 * function.c (struct temp_slot): Move to the section of the file
31512 that deals with temp slots. Remove field 'address'.
31513 (temp_slot_address_table): New hash table of address -> temp slot.
31514 (struct temp_slot_address_entry): New struct, items for the table.
31515 (temp_slot_address_compute_hash, temp_slot_address_hash,
31516 temp_slot_address_eq, insert_temp_slot_address): Support functions
31518 (find_temp_slot_from_address): Rewrite to use the new hash table.
31519 (remove_unused_temp_slot_addresses): Remove addresses of temp
31520 slots that have been made available.
31521 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31522 worker function for remove_unused_temp_slot_addresses.
31523 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31524 Add the temp slot address to the address -> temp slot map.
31525 (update_temp_slot_address): Update via insert_temp_slot_address.
31526 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31527 (pop_temp_slots): Likewise.
31528 (init_temp_slots): Allocate the address -> temp slot map, or empty
31529 the map if it is already allocated.
31530 (prepare_function_start): Initialize temp slot processing.
31532 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31534 PR middle-end/38584
31535 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31536 Calculate the size of all stack vars assuming no packing of stack
31537 vars will happen, replacing a quadratic algorithm with a linear one.
31539 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31542 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31545 2009-01-03 Diego Novillo <dnovillo@google.com>
31547 * doc/contrib.texi: Update contributions.
31549 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31552 * builtins.c (fold_builtin_memory_op): Give up if either operand
31553 is volatile. Set srctype or desttype to non-qualified version
31557 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31558 and FUNCTION_DECLs.
31560 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31562 PR rtl-optimization/35805
31563 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31564 problem if fast dce is able to remove any instructions.
31565 * dce.c (dce_process_block): Fix dump message.
31567 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31570 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31572 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31574 PR middle-end/38690
31575 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31576 * tree-pretty-print.c (op_code_prio): New function.
31577 (op_prio): No longer static. Use op_code_prio.
31578 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31579 Use op_prio and op_code_prio to determine if () should be
31580 printed around operand(s) or not.
31582 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31583 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31584 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31585 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31586 pp_character instead of pp_string for single letter printing.
31588 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31590 * doc/extend.texi: Fix '#pragma GCC option' typo.
31592 2009-01-02 Richard Guenther <rguenther@suse.de>
31594 * doc/install.texi (--enable-checking): Mention different
31595 default for stage1.
31596 (--enable-stage1-checking): Document.
31598 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31600 PR middle-end/30142
31601 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31602 case to be an error.
31604 2009-01-02 Ben Elliston <bje@au.ibm.com>
31606 * config/fp-bit.h (pack_d): Constify argument.
31607 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31608 (isnan): Constify argument.
31610 (iszero): Likewise.
31611 (pack_d): Likewise.
31612 (_fpadd_parts): Constify return type.
31613 (_fpmul_parts): Likewise.
31614 (_fpdiv_parts): Likewise.
31616 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31619 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31620 warn about overwriting initializer with side-effects or
31621 -Woverride-init if !IMPLICIT.
31622 (output_init_element): Likewise. Pass IMPLICIT down to
31624 (process_init_element): Add IMPLICIT argument. Pass it down
31625 to output_init_element.
31626 (push_init_element, pop_init_level, set_designator): Adjust
31627 process_init_element callers.
31628 (set_nonincremental_init, set_nonincremental_init_from_string):
31629 Adjust add_pending_init callers.
31630 (output_pending_init_elements): Adjust output_init_element callers.
31631 * c-tree.h (process_init_element): Adjust prototype.
31632 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31633 process_init_element callers.
31636 Copyright (C) 2009 Free Software Foundation, Inc.
31638 Copying and distribution of this file, with or without modification,
31639 are permitted in any medium without royalty provided the copyright
31640 notice and this notice are preserved.