1 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
4 * regrename.c (struct du_head): New structure; some elements moved
6 (struct du_chain): ... this one.
7 (open_chains, closed_chains): Now of type struct du_head *.
8 (do_replace): Accept du_head argument, not du_chain. All callers
9 changed. Modified code to match new data structures.
10 (build_def_use): Return a list of du_head structures. Modified code
11 to match new data structures.
12 (dump_def_use_chain): Accept du_head argument, not du_chain. All
13 callers changed. Modified code to match new data structures.
14 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
15 callers changed. Modified code to match new data structures.
16 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
17 Allocate a du_head structure as well as a du_chain when creating a
18 new chain. Modified other code to match new data structures.
20 2009-11-12 Jan Hubicka <jh@suse.cz>
22 * cgraph.h (varpool_node_name): Declare.
23 * cgraphunit.c (process_function_and_variable_attributes): Set force_output
24 flag on used variables.
25 * ipa.c (function_and_variable_visibility): Dump externally visible and needed
27 * varpool.c (varpool_node_name): Export.
28 (decide_is_variable_needed): Check COMDAT for externally visible vars;
31 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
34 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
35 processing if XEXP (x, i) is NULL.
37 2009-11-12 Jan Hubicka <jh@suse.cz>
39 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
40 imply PUBLIC || EXTERNAL.
42 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
45 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
46 single successor block, ending with jump created by RTL expander.
48 2009-11-11 Jan Hubicka <jh@suse.cz>
51 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
52 and WEAK variables at -fwhole-program.
55 * ipa.c (whole_program_function_and_variable_visility): COMDAT
56 functions/variables are not needed even if they are externally visible.
58 2009-11-11 Jan Hubicka <jh@suse.cz>
60 (patch by Richard Guenther)
61 * lto-streamer-out.c (output_function): Output head of argument list
63 * lto-streamer-in.c (input_function): Re-map arguments into merged
66 2009-11-11 Jan Hubicka <jh@suse.cz>
68 * lto-cgraph.c: Include gcov-io.h
69 (output_profile_summary): New function.
70 (output_cgraph): Use it.
71 (input_profile_summary): New function.
72 (input_cgraph): Use it.
73 * coverage.c (build_ctr_info_value): Use varpool; initalize
75 (create_coverage): Likewise.
76 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
77 (tree_init_edge_profiler): Likewise.
78 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
80 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
82 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
83 * c-pragma.c (def_pragma_macro_value): Likewise.
84 (def_pragma_macro): Likewise.
85 (pushed_macro_table): Likewise.
86 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
87 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
89 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
91 * doc/plugins.texi (Registering custom attributes): section
92 renamed as (Registering custom attributes or pragmas).
93 Mentions custom attributes & pragmas, and c_register_pragma, with
95 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
97 * doc/extend.texi (Function Attributes): Mentions that plugin can
98 provide their attributes.
100 2009-11-11 Jon Beniston <jon@beniston.com>
102 * config.gcc: Add lm32 elf and uclinux targets.
103 * config/lm32: New directory.
104 * config/lm32/lm32.c: New file.
105 * config/lm32/lm32.h: New file.
106 * config/lm32/lm32.md: New file.
107 * config/lm32/lm32.opt: New file.
108 * config/lm32/lm32-protos.h: New file.
109 * config/lm32/constraints.md: New file.
110 * config/lm32/predicates.md: New file.
111 * config/lm32/sfp-machine.h: New file.
112 * config/lm32/t-fprules-softfp: New file.
113 * config/lm32/uclinux-elf.h: New file.
114 * doc/invoke.texi: Document lm32 options.
115 * doc/contrib.texi: Document lm32 porter.
116 * doc/install.texi: Document lm32 targets.
118 2009-11-11 Martin Jambor <mjambor@suse.cz>
121 * ipa-prop.c (ipa_update_after_lto_read): Call
122 ipa_check_create_node_params and ipa_check_create_edge_args. Also
123 call ipa_initialize_node_params instead of ipa_populate_param_decls.
125 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
127 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
128 (neon_expand_vector_init): Use them. Also handle non-constant
129 vectors with identical elements and vectors with only one
130 non-constant element.
131 (arm_print_operand): Handle 'y' modifier.
132 * config/arm/arm-protos.h (neon_make_constant): Declare.
133 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
134 patterns. Use VX instead of VDQW for the first one. Allow
135 a VFP alternative and V32 modes for the second one.
136 * config/arm/neon.ml (shape_elt): Add Alternatives.
137 (ops): Use Alternatives for vdup lane instructions.
138 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
139 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
141 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
143 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
145 (movti, mov<mode>): Call force_reg on one operand if required.
146 * config/arm/vec-common.md (mov<mode>): Likewise.
148 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
150 * config/arm/arm.c (arm_override_options): Enable scheduling for
153 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
157 * expr.h (anti_adjust_stack_and_probe): Declare.
158 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
159 parameter and rewrite head comment.
160 (allocate_dynamic_stack_space): Adjust call to above function.
161 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
163 * tree.h (dwarf2out_args_size): Delete.
164 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
165 (dwarf2out_args_size_adjust): Delete prototype and move around.
166 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
167 ACCUMULATE_OUTGOING_ARGS targets.
169 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
171 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
172 DECL_SIZE of DECL_RESULT before evaluating it.
174 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
176 PR tree-optimization/41987
177 * fold-const.c (const_binop): Avoid using fold_buildN().
179 2009-11-10 Martin Jambor <mjambor@suse.cz>
181 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
182 (execute_all_ipa_stmt_fixups): Declare.
183 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
184 * ipa-inline.c (pass_ipa_inline): Likewise.
185 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
186 * ipa-reference.c (pass_ipa_reference): Likewise.
187 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
188 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
189 (pass_ipa_lto_finish_out): Likewise.
190 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
191 * passes.c (execute_ipa_stmt_fixups): New function.
192 (execute_all_ipa_stmt_fixups): New function.
193 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
195 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
198 * explow.c (probe_stack_range): Fix typo.
199 * config/sparc/sparc.md (probe_stack): New expander.
201 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
203 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
205 2009-11-09 Jason Merrill <jason@redhat.com>
207 * gdbinit.in (pgq): New function for printing gimple sequence.
209 2009-11-09 Paul Brook <paul@codesourcery.com>
210 Daniel Jacobowitz <dan@codesourcery.com>
211 Sandra Loosemore <sandra@codesourcery.com>
213 * doc/extend.texi (Half-Precision): Update wording to reflect
214 that there are now multiple -mfpu options that enable fp16
216 * doc/invoke.texi: Update list of ARM -mfpu= options.
217 * config.gcc: Update ARM --with-fpu option list.
218 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
219 vfpv3xd and vfpv3xd-fp16.
220 (use_vfp_abi): New function.
221 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
223 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
224 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
225 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
226 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
228 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
230 (arm_print_operand): Handle 'p' modifier.
231 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
233 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
234 (TARGET_FP16): Define.
235 * config/arm/vfp.md: Disable double-precision patterns if the FPU
236 does not provide them.
237 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
238 double-precision values on a single-precision FPU.
239 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
240 double-precision constants.
241 (movhf_vfp_neon): New pattern (was movhf_vfp).
242 (movhf_vfp): Remove NEON instructions.
243 * config/arm/constraints.md: Add new "Dy" constraint for
244 double-precision constants. Update description of "Dv".
245 * config/arm/arm.md: Disable double-precision patterns if the FPU
246 does not provide them
248 2009-11-09 Jakub Jelinek <jakub@redhat.com>
250 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
251 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
254 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
256 * collect2.c (main): Search PLUGIN_LD for plugin linker.
258 * configure.ac (--with-plugin-ld): New. Default to ld.
259 * configure: Regenerated.
260 * config.in: Likewise.
262 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
263 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
265 2009-11-08 Jonathan Gray <jsg@openbsd.org>
267 * config/openbsd-stdint.h: Change to reflect what
268 c_common_nodes_and_builtins expects.
270 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
272 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
274 2009-11-08 Jakub Jelinek <jakub@redhat.com>
277 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
278 function contains at least one local dynamic name.
279 (print_operand) <case '&'>: Instead output operand lossage diagnostics
280 here if that happens.
282 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
283 Joern Rennecke <amylaar@spamcop.net>
285 * cfgrtl.c (pass_free_cfg): Add pass name.
286 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
287 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
288 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
289 * df-core.c (pass_df_initialize_no_opt): Likewise.
290 * except.c (pass_rtl_eh): Likewise.
291 * function.c (pass_init_function, pass_leaf_regs): Likewise.
292 * gcse.c (pass_rtl_pre): Change pass name.
293 * passes.c (pass_postreload): Add pass name.
294 (make_pass_instance): Don't use duplicate-tracking logic for
295 names starting with '*'.
296 (next_pass_1): Assert that pass has a name.
297 (register_one_dump_file): If there is an space in the name,
299 * predict.c (pass_strip_predict_hints): Add pass name.
300 * reg-stack.c (pass_stack_regs): Likewise.
301 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
302 * tree-cfg.c (pass_warn_function_return,
303 pass_warn_function_noreturn): Add pass name.
304 * tree-dfa.c (pass_referenced_vars): Likewise.
305 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
306 Fix whitespace before comment.
307 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
308 (pass_init_datastructures): Add pass name.
309 * tree-ssa-loop.c (pass_record_bounds): Likewise.
310 * tree-ssa.c (pass_early_warn_uninitialized,
311 pass_late_warn_uninitialized): Likewise.
312 * tree.c (pass_ipa_free_lang_data): Likewise.
313 * doc/passes.texi (pass manager): Document how to disambiguate
316 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
318 * df-problems.c: Fix documentation for forward simulation of LR.
319 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
320 (df_simulate_finalize_forwards): Remove.
321 * df.h (df_simulate_finalize_forwards): Remove.
323 2009-11-08 Richard Guenther <rguenther@suse.de>
325 * tree-ssa-structalias.c (build_succ_graph): Properly make
326 variables escape if they are stored to anything.
328 2009-11-08 Richard Guenther <rguenther@suse.de>
330 PR rtl-optimization/41928
331 * loop-invariant.c (free_loop_data): If we didn't allocate
332 loop data do not try to free it.
334 2009-11-07 Jason Merrill <jason@redhat.com>
336 * tree.c (reconstruct_complex_type): Preserve attributes.
338 2009-11-07 Richard Guenther <rguenther@suse.de>
340 * tree-ssa-structalias.c (build_succ_graph): Feed stores
341 to anything only to variables that can take pointers.
342 (get_constraint_for_ssa_var): Properly exclude full
343 variables from expanding.
344 (first_vi_for_offset): Avoid overflow in arithmetic.
345 (first_or_preceding_vi_for_offset): Likewise.
346 (count_num_arguments): Fix implementation.
347 (gate_ipa_pta): Do not run when not optimizing.
349 2009-11-07 David Binderman <dcb314@hotmail.com>
351 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
352 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
353 set but not used variables.
354 (apply_args_reg_offset): Comment out as unused.
355 * calls.c (flags_from_decl_or_type): Likewise.
356 * genautomata.c (check_regexp_units_distribution): Likewise.
358 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
360 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
361 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
362 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
363 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
364 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
365 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
366 operand alternatives.
368 2009-11-06 Michael Matz <matz@suse.de>
371 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
372 of a potential reciprocal to really be reciprocals.
374 2009-11-06 Jakub Jelinek <jakub@redhat.com>
376 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
377 lwpintrin.h after immintrin.h.
378 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
382 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
383 or non-constant index, allow index one past the last element and
384 allow exceeding array bound in arrays that might be used as flexible
387 2009-11-05 Richard Henderson <rth@redhat.com>
389 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
391 2009-11-05 Paul Brook <paul@codesourcery.com>
393 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
395 (all_fpus): Add FPU details.
396 (fp_model_for_fpu): Remove.
397 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
398 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
399 (arm_file_start): Use arm_fpu_desc.
400 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
401 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
403 (TARGET_FPA_EMU2): Define.
404 (arm_fp_model, fputype, arm_fpu_tune): Remove.
405 (vfp_reg_type, arm_fpu_desc): New.
406 * config/arm/arm.md (attr fpu): Simplify.
407 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
408 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
409 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
410 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
411 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
413 2009-11-05 Michael Matz <matz@suse.de>
415 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
417 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
420 2009-11-04 Jason Merrill <jason@redhat.com>
423 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
424 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
425 (output_constant): Avoid crash after error.
427 2009-11-05 Martin Jambor <mjambor@suse.cz>
429 * tree-sra.c (struct access): Changed comment of next_sibling field.
430 (analyze_modified_params): Loop over accesses of a group rather than
431 over all with the ame base, pass a common bitmap to
433 (unmodified_by_ref_scalar_representative): Build link lists of
435 (splice_param_accesses): Likewise.
437 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
439 * df-scan.c (df-uses-record): Add case zero_extract of mem.
441 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
445 * config/i386/i386.md (probe_stack): New expander.
446 (logical operation peepholes): Do not split stack checking probes.
448 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
449 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
451 * doc/invoke.texi (-mlwp): Add documentation.
452 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
453 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
455 * config/i386/lwpintrin.h: New file, provide x86 compiler
457 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
458 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
459 * config/i386/i386-c.c (ix86_target_macros_internal): Check
461 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
462 * config/i386/i386.opt (-mlwp): New switch for LWP support.
463 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
464 (OPTION_MASK_ISA_LWP_UNSET): New.
465 (ix86_handle_option): Handle -mlwp.
466 (isa_opts): Handle -mlwp.
467 (enum pta_flags): Add PTA_LWP.
468 (override_options): Add LWP support.
469 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
470 (IX86_BUILTIN_LLWPCB32): Ditto.
471 (IX86_BUILTIN_LLWPCB64): Ditto.
472 (IX86_BUILTIN_SLWPCB16): Ditto.
473 (IX86_BUILTIN_SLWPCB32): Ditto.
474 (IX86_BUILTIN_SLWPCB64): Ditto.
475 (IX86_BUILTIN_LWPVAL16): Ditto.
476 (IX86_BUILTIN_LWPVAL32): Ditto.
477 (IX86_BUILTIN_LWPVAL64): Ditto.
478 (IX86_BUILTIN_LWPINS16): Ditto.
479 (IX86_BUILTIN_LWPINS32): Ditto.
480 (IX86_BUILTIN_LWPINS64): Ditto.
481 (enum ix86_special_builtin_type): Add LWP intrinsic support.
482 (builtin_description): Ditto.
483 (ix86_init_mmx_sse_builtins): Ditto.
484 (ix86_expand_special_args_builtin): Ditto.
485 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
487 (UNSPEC_SLWP_INTRINSIC): Ditto.
488 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
489 (UNSPECV_LWPINS_INTRINSIC): Ditto.
490 (lwp_llwpcbhi1): New lwp pattern.
491 (lwp_llwpcbsi1): Ditto.
492 (lwp_llwpcbdi1): Ditto.
493 (lwp_slwpcbhi1): Ditto.
494 (lwp_slwpcbsi1): Ditto.
495 (lwp_slwpcbdi1): Ditto.
496 (lwp_lwpvalhi3): Ditto.
497 (lwp_lwpvalsi3): Ditto.
498 (lwp_lwpvaldi3): Ditto.
499 (lwp_lwpinshi3): Ditto.
500 (lwp_lwpinssi3): Ditto.
501 (lwp_lwpinsdi3): Ditto.
503 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
504 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
507 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
510 2009-11-04 Richard Guenther <rguenther@suse.de>
511 Rafael Avila de Espindola <espindola@google.com>
513 * gcc.c (process_command): Handle arguments name@offset.
515 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
516 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
518 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
520 * config/i386/xopintrin.h: New file, provide common x86 compiler
522 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
523 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
524 * config/i386/i386-c.c(ix86_target_macros_internal): Check
526 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
527 * config/i386/i386.opt (-mxop): New switch for XOP support.
528 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
529 (UNSPEC_XOP_TRUEFALSE)
531 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
532 (PPERM_*): New constants for vpperm instruction.
533 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
534 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
535 (OPTION_MASK_ISA_XOP_UNSET): New.
536 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
537 (ix86_handle_option): Handle -mxop.
538 (isa_opts): Handle -mxop.
539 (enum pta_flags): Add PTA_XOP.
540 (override_options): Add XOP support.
541 (print_operand): Add code for XOP compare instructions.
542 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
543 (ix86_expand_int_vcond): Extend for XOP compare instruction.
545 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
546 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
547 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
548 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
549 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
550 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
551 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
553 (IX86_BUILTIN_VPCMOV256): Ditto.
554 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
555 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
556 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
557 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
558 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
559 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
561 (IX86_BUILTIN_VPPERM): Ditto.
563 (IX86_BUILTIN_VPMACSSWW): Ditto.
564 (IX86_BUILTIN_VPMACSWW): Ditto.
565 (IX86_BUILTIN_VPMACSSWD): Ditto.
566 (IX86_BUILTIN_VPMACSWD): Ditto.
567 (IX86_BUILTIN_VPMACSSDD): Ditto.
568 (IX86_BUILTIN_VPMACSDD): Ditto.
569 (IX86_BUILTIN_VPMACSSDQL): Ditto.
570 (IX86_BUILTIN_VPMACSSDQH): Ditto.
571 (IX86_BUILTIN_VPMACSDQL): Ditto.
572 (IX86_BUILTIN_VPMACSDQH): Ditto.
573 (IX86_BUILTIN_VPMADCSSWD): Ditto.
574 (IX86_BUILTIN_VPMADCSWD): Ditto.
576 (IX86_BUILTIN_VPHADDBW): Ditto.
577 (IX86_BUILTIN_VPHADDBD): Ditto.
578 (IX86_BUILTIN_VPHADDBQ): Ditto.
579 (IX86_BUILTIN_VPHADDWD): Ditto.
580 (IX86_BUILTIN_VPHADDWQ): Ditto.
581 (IX86_BUILTIN_VPHADDDQ): Ditto.
582 (IX86_BUILTIN_VPHADDUBW): Ditto.
583 (IX86_BUILTIN_VPHADDUBD): Ditto.
584 (IX86_BUILTIN_VPHADDUBQ): Ditto.
585 (IX86_BUILTIN_VPHADDUWD): Ditto.
586 (IX86_BUILTIN_VPHADDUWQ): Ditto.
587 (IX86_BUILTIN_VPHADDUDQ): Ditto.
588 (IX86_BUILTIN_VPHSUBBW): Ditto.
589 (IX86_BUILTIN_VPHSUBWD): Ditto.
590 (IX86_BUILTIN_VPHSUBDQ): Ditto.
592 (IX86_BUILTIN_VPROTB): Ditto.
593 (IX86_BUILTIN_VPROTW): Ditto.
594 (IX86_BUILTIN_VPROTD): Ditto.
595 (IX86_BUILTIN_VPROTQ): Ditto.
596 (IX86_BUILTIN_VPROTB_IMM): Ditto.
597 (IX86_BUILTIN_VPROTW_IMM): Ditto.
598 (IX86_BUILTIN_VPROTD_IMM): Ditto.
599 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
601 (IX86_BUILTIN_VPSHLB): Ditto.
602 (IX86_BUILTIN_VPSHLW): Ditto.
603 (IX86_BUILTIN_VPSHLD): Ditto.
604 (IX86_BUILTIN_VPSHLQ): Ditto.
605 (IX86_BUILTIN_VPSHAB): Ditto.
606 (IX86_BUILTIN_VPSHAW): Ditto.
607 (IX86_BUILTIN_VPSHAD): Ditto.
608 (IX86_BUILTIN_VPSHAQ): Ditto.
610 (IX86_BUILTIN_VFRCZSS): Ditto.
611 (IX86_BUILTIN_VFRCZSD): Ditto.
612 (IX86_BUILTIN_VFRCZPS): Ditto.
613 (IX86_BUILTIN_VFRCZPD): Ditto.
614 (IX86_BUILTIN_VFRCZPS256): Ditto.
615 (IX86_BUILTIN_VFRCZPD256): Ditto.
617 (IX86_BUILTIN_VPCOMEQUB): Ditto.
618 (IX86_BUILTIN_VPCOMNEUB): Ditto.
619 (IX86_BUILTIN_VPCOMLTUB): Ditto.
620 (IX86_BUILTIN_VPCOMLEUB): Ditto.
621 (IX86_BUILTIN_VPCOMGTUB): Ditto.
622 (IX86_BUILTIN_VPCOMGEUB): Ditto.
623 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
624 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
626 (IX86_BUILTIN_VPCOMEQUW): Ditto.
627 (IX86_BUILTIN_VPCOMNEUW): Ditto.
628 (IX86_BUILTIN_VPCOMLTUW): Ditto.
629 (IX86_BUILTIN_VPCOMLEUW): Ditto.
630 (IX86_BUILTIN_VPCOMGTUW): Ditto.
631 (IX86_BUILTIN_VPCOMGEUW): Ditto.
632 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
633 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
635 (IX86_BUILTIN_VPCOMEQUD): Ditto.
636 (IX86_BUILTIN_VPCOMNEUD): Ditto.
637 (IX86_BUILTIN_VPCOMLTUD): Ditto.
638 (IX86_BUILTIN_VPCOMLEUD): Ditto.
639 (IX86_BUILTIN_VPCOMGTUD): Ditto.
640 (IX86_BUILTIN_VPCOMGEUD): Ditto.
641 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
642 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
644 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
645 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
646 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
647 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
648 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
649 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
650 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
651 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
653 (IX86_BUILTIN_VPCOMEQB): Ditto.
654 (IX86_BUILTIN_VPCOMNEB): Ditto.
655 (IX86_BUILTIN_VPCOMLTB): Ditto.
656 (IX86_BUILTIN_VPCOMLEB): Ditto.
657 (IX86_BUILTIN_VPCOMGTB): Ditto.
658 (IX86_BUILTIN_VPCOMGEB): Ditto.
659 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
660 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
662 (IX86_BUILTIN_VPCOMEQW): Ditto.
663 (IX86_BUILTIN_VPCOMNEW): Ditto.
664 (IX86_BUILTIN_VPCOMLTW): Ditto.
665 (IX86_BUILTIN_VPCOMLEW): Ditto.
666 (IX86_BUILTIN_VPCOMGTW): Ditto.
667 (IX86_BUILTIN_VPCOMGEW): Ditto.
668 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
669 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
671 (IX86_BUILTIN_VPCOMEQD): Ditto.
672 (IX86_BUILTIN_VPCOMNED): Ditto.
673 (IX86_BUILTIN_VPCOMLTD): Ditto.
674 (IX86_BUILTIN_VPCOMLED): Ditto.
675 (IX86_BUILTIN_VPCOMGTD): Ditto.
676 (IX86_BUILTIN_VPCOMGED): Ditto.
677 (IX86_BUILTIN_VPCOMFALSED): Ditto.
678 (IX86_BUILTIN_VPCOMTRUED): Ditto.
680 (IX86_BUILTIN_VPCOMEQQ): Ditto.
681 (IX86_BUILTIN_VPCOMNEQ): Ditto.
682 (IX86_BUILTIN_VPCOMLTQ): Ditto.
683 (IX86_BUILTIN_VPCOMLEQ): Ditto.
684 (IX86_BUILTIN_VPCOMGTQ): Ditto.
685 (IX86_BUILTIN_VPCOMGEQ): Ditto.
686 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
687 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
689 (enum multi_arg_type): New enum for describing the various XOP
690 intrinsic argument types.
691 (bdesc_multi_arg): New table for XOP intrinsics.
692 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
693 (ix86_expand_multi_arg_builtin): New function for creating XOP
696 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
697 (xop_pmacsww): Ditto.
698 (xop_pmacssww): Ditto.
699 (xop_pmacsdd): Ditto.
700 (xop_pmacssdd): Ditto.
701 (xop_pmacssdql): Ditto.
702 (xop_pmacssdqh): Ditto.
703 (xop_pmacsdql): Ditto.
704 (xop_pmacsdql_mem): Ditto.
705 (xop_mulv2div2di3_low): Ditto.
706 (xop_pmacsdqh): Ditto.
707 (xop_pmacsdqh_mem): Ditto.
708 (xop_mulv2div2di3_high): Ditto.
709 (xop_pmacsswd): Ditto.
710 (xop_pmacswd): Ditto.
711 (xop_pmadcsswd): Ditto.
712 (xop_pmadcswd): Ditto.
713 (xop_pcmov_<mode>): Ditto.
714 (xop_pcmov_<mode>256): Ditto.
715 (xop_phaddbw): Ditto.
716 (xop_phaddbd): Ditto.
717 (xop_phaddbq): Ditto.
718 (xop_phaddwd): Ditto.
719 (xop_phaddwq): Ditto.
720 (xop_phadddq): Ditto.
721 (xop_phaddubw): Ditto.
722 (xop_phaddubd): Ditto.
723 (xop_phaddubq): Ditto.
724 (xop_phadduwd): Ditto.
725 (xop_phadduwq): Ditto.
726 (xop_phaddudq): Ditto.
727 (xop_phsubbw): Ditto.
728 (xop_phsubwd): Ditto.
729 (xop_phsubdq): Ditto.
731 (rotl<mode>3): Ditto.
732 (rotr<mode>3): Ditto.
733 (xop_rotl<mode>3): Ditto.
734 (xop_rotr<mode>3): Ditto.
735 (vrotr<mode>3): Ditto.
736 (vrotl<mode>3): Ditto.
737 (xop_vrotl<mode>3): Ditto.
738 (vlshr<mode>3): Ditto.
739 (vashr<mode>3): Ditto.
741 (xop_ashl<mode>3): Ditto.
742 (xop_lshl<mode>3): Ditto.
747 (xop_frcz<mode>2): Ditto.
748 (xop_vmfrcz<mode>2): Ditto.
749 (xop_frcz<mode>2256): Ditto.
750 (xop_maskcmp<mode>3): Ditto.
751 (xop_maskcmp_uns<mode>3): Ditto.
752 (xop_maskcmp_uns2<mode>3): Ditto.
753 (xop_pcom_tf<mode>3): Ditto.
755 * doc/invoke.texi (-mxop): Add documentation.
756 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
758 2009-11-03 Mark Mitchell <mark@codesourcery.com>
761 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
762 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
763 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
765 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
768 * arm.md (peephole2 patterns for move and compare): New.
770 2009-11-04 Nick Clifton <nickc@redhat.com>
772 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
773 Make sure that it does not allow CONST_DOUBLEs.
774 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
775 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
776 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
777 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
778 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
779 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
780 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
781 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
782 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
783 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
784 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
785 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
786 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
787 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
788 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
790 2009-11-04 Richard Guenther <rguenther@suse.de>
792 PR tree-optimization/41919
793 * tree-vrp.c (test_for_singularity): Properly compare values.
795 2009-11-04 Revital Eres <eres@il.ibm.com>
797 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
798 Consider peeling for alignment only for stores and remove
799 redundant assignment.
801 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
804 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
805 (m68k_ok_for_sibcall_p): Handle different result return locations.
807 2009-11-04 Richard Guenther <rguenther@suse.de>
809 * c-opts.c (c_common_post_options): Move LTO option processing
811 * opts.c (decode_options): ... here.
813 2009-11-04 Jakub Jelinek <jakub@redhat.com>
815 * c-common.c (fold_offsetof_1): Use %wd instead of
816 HOST_WIDE_INT_PRINT_DEC.
818 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
820 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
823 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
825 * config.gcc (vax-*-linux*): Keep the original contents of
826 tmake_file while adding vax/t-linux.
828 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
832 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
833 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
834 (STACK_CHECK_MOVING_SP): Likewise.
835 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
836 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
837 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
838 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
839 Document PROBE_STACK.
840 * explow.c (anti_adjust_stack_and_probe): New function.
841 (allocate_dynamic_stack_space): Do not directly allocate space if
842 STACK_CHECK_MOVING_SP, instead invoke above function.
843 (emit_stack_probe): Handle probe_stack insn.
844 (PROBE_INTERVAL): New macro.
845 (STACK_GROW_OPTAB): Likewise.
846 (STACK_GROW_OFF): Likewise.
847 (probe_stack_range): Use Pmode and memory_address consistently. Fix
848 loop condition in the small constant case. Rewrite in the general
849 case to be immune to wraparounds. Make sure the address of probes
850 is valid. Try to use [base + disp] addressing mode if possible.
851 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
852 checking is enabled and STACK_CHECK_MOVING_SP.
853 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
854 return 1 for volatile references to the stack pointer.
855 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
856 __builtin_alloca if stack checking is enabled.
857 * unwind-dw2.c (uw_identify_context): Take into account whether the
858 context is that of a signal frame or not.
859 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
860 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
862 2009-11-03 Jakub Jelinek <jakub@redhat.com>
864 PR rtl-optimization/41917
865 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
866 operand isn't known to be 0, return 1.
868 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
870 * config/mips/mips.md: Fix typos.
872 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
874 * doc/invoke.texi: Fix typo.
876 2009-11-03 Paul Brook <paul@codesourcery.com>
878 * config/arm/neon.ml (vectype): Add T_floatSF.
879 (string_of_vectype): Ditto.
880 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
881 (deftypes): Use float for float32_t.
882 * config/arm/arm_neon.h: Regenerate.
884 2009-11-03 Nick Clifton <nickc@redhat.com>
885 Kevin Buettner <kevinb@redhat.com>
887 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
888 order of expected registers.
889 (rx_load_multiple_vector): Likewise.
890 (rx_rtsd_vector): Likewise.
891 * config/rx/rx.c (rx_cpu_type): New variable.
892 (rx_print_operand): Fix bug printing 64-bit constant values.
893 (rx_emit_stack_pushm): Reverse order of pushed registers.
894 (gen_rx_store_vector): Likewise.
895 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
897 (is_exception_func): Rename to is_interrupt_func and only accept
898 "interrupt" as the attribute name.
899 (rx_get_stack_layout): Use new function name.
900 (rx_func_attr_inlinable): Likewise.
901 (rx_attribute_table): Remove "exception".
902 (rx_expand_prologue): If necessary push the accumulator register
903 in the prologue of interrupt functions.
904 (rx_expand_epilogue): If necessary pop the accumulator.
905 (rx_builtins): Add RX_BUILTIN_MVTIPL.
906 (rx_expand_builtin_stz): Remove.
907 (rx_expand_builtin_mvtipl): New function.
908 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
909 (rx_expand_builtin): Likewise.
910 (rx_enable_fpu): New variable.
911 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
912 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
913 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
914 (enum rx_cpu_types): Define.
915 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
916 (INCOMING_FRAME_SP_OFFSET): Define.
917 (ARG_POINTER_CFA_OFFSET): Define.
918 (FRAME_POINTER_CFA_OFFSET): Define.
919 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
920 (ALLOW_RX_FPU_INSNS): Define.
921 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
922 fast_math_flags_set_p.
923 (UNSPEC_BUILTIN_MVTIPL): Define.
924 (revl): Rename to bswapsi2.
925 (bswaphi2): New pattern.
926 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
929 (mvtc): Remove clobber of cc0.
932 * config/rx/rx.opt (mieee): Remove.
937 (msave-acc-in-interrupts): Add.
938 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
939 (MULTILIB_DIRS): Likewise.
940 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
941 * doc/extend.texi: Remove description of "exception" function
943 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
944 -msave-acc-in-interrupts options.
946 2009-11-03 Richard Guenther <rguenther@suse.de>
948 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
950 2009-11-03 Dodji Seketeli <dodji@redhat.com>
953 * c-common.c (fold_offsetof_1): Issue errors when the member
954 designator of the offsetof expression is not legitimate.
956 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
958 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
959 names instead of numerical constants.
960 (sse_prologue_save): Ditto.
961 (*sse_prologue_save_insn): Ditto.
963 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
966 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
967 (TARGET_CALL_ESP): New define.
968 * config/i386/i386.c (initial_ix86_tune_features): Initialize
970 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
971 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
972 *call_1, *call_value_pop_1 and *call_value_1. Depend on
974 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
975 New patterns, use "lsm" as operand 1 constraint.
976 * config/i386/predicates.md (call_insn_operand): Depend on
977 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
979 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
981 PR tree-optimization/41857
982 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
983 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
985 * tree-ssa-address.c (move_hint_to_base): New function.
986 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
987 address space associated with TYPE.
988 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
989 most_expensive_mult_to_index. Call move_hint_to_base.
990 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
991 TYPE to addr_to_parts.
993 2009-11-02 Martin Jambor <mjambor@suse.cz>
995 PR tree-optimization/41750
996 * tree-sra.c (analyze_modified_params): Loop over all
997 representatives of components of a parameter.
999 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1001 PR tree-optimization/41841
1002 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1003 local variables of not yet materialized clones.
1006 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1007 for a VOIDmode variable.
1010 * c-pragma.c (visstack): Change into vector of ints rather than
1011 enum symbol_visibility.
1012 (push_visibility): Add kind argument, push default_visibility together
1014 (pop_visibility): Add kind argument, return true if successful, fail
1015 if visibility stack is empty or if stack top is of different kind.
1016 (handle_pragma_visibility): Don't check length of visstack, instead
1017 call pop_visibility and issue diagnostics if it failed. Pass 0
1018 as last argument to push_visibility and pop_visibility.
1019 * c-pragma.h (push_visibility): Add kind argument.
1020 (pop_visibility): Likewise. Return bool instead of void.
1022 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1024 * tree.def (TARGET_MEM_REF): Update comment.
1025 * alias.c (get_alias_set): Retrieve the original memory reference for
1026 a TARGET_MEM_REF before proceeding.
1028 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1030 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1031 frv_function_value_regno_p): New functions.
1032 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1033 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1034 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1035 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1037 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1039 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1040 new 'outgoing' argument.
1041 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1042 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1043 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1044 LIBCALL_VALUE): Remove.
1045 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1046 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1047 (mh10300_function_value_regno_p): Declare.
1049 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1051 * config/arm/cortex-a9.md: New - integer pipeline description.
1053 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1055 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1056 aborting if the sizes of the two references don't match.
1058 2009-10-31 Toon Moene <toon@moene.org>
1060 * ipa-inline.c (cgraph_decide_inlining):
1061 Include reason for not inlining called-once functions in dump file.
1063 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1065 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1066 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1067 (LINK_SPEC): BE_LINK_SPEC added.
1069 2009-10-30 Richard Guenther <rguenther@suse.de>
1072 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1074 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1076 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1077 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1080 2009-10-30 Martin Jambor <mjambor@suse.cz>
1082 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1084 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1087 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1088 first. Move assert on stack_alignment_estimated just before
1089 setting stack_realign_needed.
1090 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1091 Don't call update_stack_boundary.
1093 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1094 (verride_options): Don't check ix86_force_align_arg_pointer here.
1095 (ix86_function_ok_for_sibcall): Use it.
1096 (ix86_update_stack_boundary): Likewise.
1098 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1100 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1102 * arm.md (QHSI): New mode iterator.
1103 (movqi): If generating for thumb, then truncate any immediate to
1105 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1107 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1110 2009-10-29 Cary Coutant <ccoutant@google.com>
1113 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1114 locations in the source).
1115 (store_vcall_insn): New function.
1116 (lookup_vcall_insn): New function.
1117 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1118 (dwarf2out_copy_call_info): New function.
1119 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1120 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1121 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1122 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1123 (debug_nothing_rtx_rtx): New dummy hook.
1124 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1125 (xcoff_debug_hooks): Likewise.
1126 * sdbout.c (sdb_debug_hooks): Likewise.
1127 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1129 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1131 * doc/invoke.texi (mmcount-ra-address): Document new command line
1133 * config/mips/mips.opt (mmcount-ra-address): New option.
1134 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1136 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1138 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1139 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1141 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1142 mips_function_profiler.
1144 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1148 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1149 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1150 * optc-gen.awk (cl_target_option_restore): Include call to
1151 targetm.override_options_after_change.
1152 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1153 * target.h (override_options_after_change): New.
1154 * c-common.c (parse_optimize_options): Call
1155 targetm.override_options_after_change.
1156 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1157 (ia64_override_options_after_change): New.
1158 (ia64_override_options) Add call to above.
1160 2009-10-29 Michael Matz <matz@suse.de>
1162 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1163 (gate_convert_to_rsqrt): Ditto.
1164 (pass_convert_to_rsqrt): Ditto.
1165 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1166 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1169 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1171 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1173 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1176 2009-10-29 Martin Jambor <mjambor@suse.cz>
1178 PR tree-optimization/41775
1179 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1180 (generate_subtree_copies): Do not unshare agg.
1181 (load_assign_lhs_subreplacements): Do not unshare rhs.
1182 (sra_modify_assign): Do not unshare exprs.
1183 (propagate_subacesses_accross_link): Renamed to
1184 propagate_subaccesses_across_link.
1186 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1188 * arm.c (count_insns_for_constant): Rework to support counting for
1189 thumb2 immediates as well.
1190 (find_best_start): Split out from arm_gen_constant.
1191 (arm_gen_constant): Rework to support XOR with immediate.
1193 2009-10-29 Chao-ying Fu <fu@mips.com>
1195 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1197 (mips_expand_synci_loop): Use the length rtx to control the
1198 synci loop from the begin rtx that points to the first byte of
1201 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1203 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1205 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1207 * dbxout.c (dbxout_common_check): Accept non public trees.
1208 * dwarf2out.c (fortran_common): Accept non public trees.
1210 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1212 * common.opt (fuse-linker-plugin): New option.
1213 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1215 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1217 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1219 PR rtl-optimization/39715
1220 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1221 (gen_cstoresi_ltu_thumb1): New splitter.
1223 2009-10-28 Richard Guenther <rguenther@suse.de>
1227 * tree-ssa.c (useless_type_conversion_p): Do not treat
1228 conversions to pointers to incomplete types as useless.
1229 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1232 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1234 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1235 vt_expand_loc unnecessarily when location is not a register nor
1239 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1240 fields don't have DECL_NAME.
1243 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1244 call convert_memory_address on addr.
1247 * config/i386/i386.c (ix86_pic_register_p): Don't call
1248 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1250 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1252 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1253 a variable part from its REG, MEM or VALUE.
1255 2009-10-28 Richard Guenther <rguenther@suse.de>
1257 * gimple.c (gimple_get_alias_set): Fix comment typo.
1259 2009-10-28 Richard Guenther <rguenther@suse.de>
1261 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1262 (free_lang_data): Unconditionally compute alias sets for all
1263 standard integer types. Bail out if gate bailed out previously.
1264 Do not reset the types_compatible_p langhook.
1265 (gate_free_lang_data): Remove.
1266 (struct pass_ipa_free_lang_data): Enable unconditionally.
1267 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1270 2009-10-28 Richard Guenther <rguenther@suse.de>
1273 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1274 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1275 (call_may_clobber_ref_p_1): Likewise.
1276 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1277 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1279 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1281 PR rtl-optimization/41812
1284 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1286 * df-problems.c (df_md_scratch): New.
1287 (df_md_alloc, df_md_free): Allocate/free it.
1288 (df_md_local_compute): Only include live registers in init.
1289 (df_md_transfer_function): Prune the in-set computed by
1290 the confluence function, and the gen-set too.
1292 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1294 PR rtl-optimization/39715
1295 * combine.c (simplify_comparison): Use extensions to
1296 widen comparisons. Try an ANDing first.
1298 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1300 PR rtl-optimization/40741
1301 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1302 a small constant is cheap.
1303 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1304 force_reg on the LHS.
1305 (xorsi3): Likewise, and split the XOR if the constant is complex
1306 and not in Thumb mode.
1308 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1310 * expmed.c (emit_store_flag): Check costs before
1311 transforming to the opposite representation.
1313 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1315 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1316 cstore result to DImode.
1318 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1320 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1321 inside the unspec vector.
1323 2009-10-27 Richard Henderson <rth@redhat.com>
1325 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1327 2009-10-27 Richard Henderson <rth@redhat.com>
1330 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1331 eh_region_may_contain_throw; update users.
1332 (eh_region_may_contain_throw): New function.
1333 (lower_catch): Check flag_exceptions before creating exception region.
1334 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1335 (lower_cleanup): Tidy existing flag_exceptions check to match.
1337 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1340 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1341 * config/i386/mingw.opt: Add fset-stack-executable.
1342 * config/i386/i386.c (ix86_trampoline_init): Make call to
1343 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1344 defined and its value is not zero.
1347 2009-10-27 Richard Guenther <rguenther@suse.de>
1349 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1350 handle calls to externally visible functions like in regular mode.
1351 (create_variable_info_for): Do not create function infos here.
1352 (have_alias_info): Remove write-only variable.
1353 (solve_constraints): New function split out from common code
1354 in compute_points_to_sets and ipa_pta_execute.
1355 (compute_points_to_sets): Adjust.
1356 (ipa_pta_execute): Likewise. Handle clones and externally visible
1357 functions like in non-IPA mode.
1359 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1362 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1365 2009-10-27 Richard Guenther <rguenther@suse.de>
1367 * tree-complex.c (expand_complex_div_wide): Check for
1368 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1370 2009-10-27 Revital Eres <eres@il.ibm.com>
1372 PR tree-optimization/40648
1373 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1374 Change decision of when to peel for alignment.
1376 2009-10-27 Richard Guenther <rguenther@suse.de>
1379 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1381 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1384 * fold-const.c (fold_binary_loc): Do not call
1385 protected_set_expr_location.
1387 2009-10-27 Wei Guozhi <carrot@google.com>
1390 * target.h (have_conditional_execution): Add a new target hook
1392 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1393 * targhooks.h (default_have_conditional_execution): Likewise.
1394 * targhooks.c (default_have_conditional_execution): Likewise.
1395 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1396 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1397 (arm_have_conditional_execution): New function.
1398 * ifcvt.c (noce_process_if_block, find_if_header,
1399 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1400 macro HAVE_conditional_execution to a target hook call.
1401 * recog.c (peephole2_optimize): Likewise.
1402 * sched-rgn.c (add_branch_dependences): Likewise.
1403 * final.c (asm_insn_count, final_scan_insn): Likewise.
1404 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1406 2009-10-26 Ben Elliston <bje@au.ibm.com>
1407 Michael Meissner <meissner@linux.vnet.ibm.com>
1408 Ulrich Weigand <uweigand@de.ibm.com>
1410 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1411 * config/spu/spu_cache.h: New file.
1413 * config/spu/cachemgr.c: New file.
1414 * config/spu/cache.S: New file.
1416 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1417 (ADDR_SPACE_EA): Define.
1418 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1419 * config/spu/spu.c (EAmode): New macro.
1420 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1421 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1422 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1423 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1424 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1425 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1426 (TARGET_ASM_SELECT_SECTION): Likewise.
1427 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1428 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1429 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1430 (ea_symbol_ref): New function.
1431 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1432 (spu_addr_space_legitimate_address_p): New function.
1433 (spu_addr_space_legitimize_address): Likewise.
1434 (cache_fetch): New global.
1435 (cache_fetch_dirty): Likewise.
1436 (ea_alias_set): Likewise.
1437 (ea_load_store): New function.
1438 (ea_load_store_inline): Likewise.
1439 (expand_ea_mem): Likewise.
1440 (spu_expand_mov): Handle __ea qualified memory references.
1441 (spu_addr_space_pointer_mode): New function.
1442 (spu_addr_space_address_mode): Likewise.
1443 (spu_addr_space_subset_p): Likewise.
1444 (spu_addr_space_convert): Likewise.
1445 (spu_section_type_flags): Handle "._ea" section.
1446 (spu_select_section): New function.
1447 (spu_unique_section): Likewise.
1448 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1449 and __EA64__ predefined macros.
1450 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1451 -matomic-updates switches.
1453 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1454 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1455 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1456 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1457 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1458 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1459 $(T)cache128k.o): Likewise.
1460 ($(T)libgcc_%.a): Likewise.
1462 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1463 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1464 (-maddress-space-conversion): Likewise.
1465 (-mcache-size=): Likewise.
1466 (-matomic-updates): Likewise.
1467 * doc/invoke.texi (-mea32/-mea64): Document.
1468 (-maddress-space-conversion): Likewise.
1469 (-mcache-size=): Likewise.
1470 (-matomic-updates): Likewise.
1472 2009-10-26 Ben Elliston <bje@au.ibm.com>
1473 Michael Meissner <meissner@linux.vnet.ibm.com>
1474 Ulrich Weigand <uweigand@de.ibm.com>
1476 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1478 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1479 defined, add the named address space keywords.
1480 (c_addr_space_name): New function.
1481 (complete_array_type): Preserve named address space.
1482 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1483 instead of targetm.valid_pointer_mode.
1485 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1486 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1487 (ADDR_SPACE_KEYWORD): New macro.
1488 (c_addr_space_name): Add prototype.
1490 * c-tree.h (struct c_declspecs): Add address_space member.
1491 (declspecs_add_addrspace): Add prototype.
1493 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1495 * c-parser.c (c_parse_init): Add assertion.
1496 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1497 (c_lex_one_token): Handle address space keywords.
1498 (c_token_starts_typename): Likewise.
1499 (c_token_starts_declspecs): Likewise.
1500 (c_parser_declspecs): Likewise.
1501 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1502 literal within function qualified with named address space.
1504 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1505 address space qualifiers.
1506 (shadow_tag_warned): Warn about useless address space qualifiers.
1507 (quals_from_declspecs): Handle address space qualifiers.
1508 (grokdeclarator): Likewise.
1509 (build_null_declspecs): Likewise.
1510 (declspecs_add_addrspace): New function.
1512 * c-typeck.c (addr_space_superset): New function.
1513 (qualify_type): Handle named address spaces.
1514 (composite_type): Likewise.
1515 (common_pointer_type): Likewise.
1516 (comp_target_types): Likewise.
1517 (build_conditional_expr): Likewise.
1518 (handle_warn_cast_qual): Likewise.
1519 (build_c_cast): Likewise.
1520 (convert_for_assignment): Likewise.
1521 (build_binary_op): Likewise.
1522 (pointer_diff): Handle named address spaces. Use intermediate
1523 integer type of sufficient size if required.
1525 2009-10-26 Ben Elliston <bje@au.ibm.com>
1526 Michael Meissner <meissner@linux.vnet.ibm.com>
1527 Ulrich Weigand <uweigand@de.ibm.com>
1529 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1530 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1531 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1533 * target.h (struct target_def): Add pointer_mode, address_mode,
1534 and valid_pointer_mode to addr_space substructure.
1535 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1536 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1537 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1538 (TARGET_ADDR_SPACE_HOOKS): Add them.
1539 * targhooks.c (target_default_pointer_address_modes_p): New function.
1540 * target.h (target_default_pointer_address_modes_p): Add prototype.
1541 * targhooks.c (default_addr_space_pointer_mode): New function.
1542 (default_addr_space_address_mode): Likewise.
1543 (default_addr_space_valid_pointer_mode): Likewise.
1544 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1545 (default_addr_space_address_mode): Likewise.
1546 (default_addr_space_valid_pointer_mode): Likewise.
1547 * output.h (default_valid_pointer_mode): Move to ...
1548 * targhooks.h (default_valid_pointer_mode): ... here.
1549 * varasm.c (default_valid_pointer_mode): Move to ...
1550 * targhooks.c (default_valid_pointer_mode): ... here.
1552 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1553 instead of targetm.valid_pointer_mode.
1555 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1556 * tree.c (integer_pow2p): Likewise.
1557 (tree_log2): Likewise.
1558 (tree_floor_log2): Likewise.
1559 (signed_or_unsigned_type_for): Support pointer type of different size.
1560 (int_or_pointer_precision): New function.
1561 * tree.h (int_or_pointer_precision): Add prototype.
1562 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1563 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1564 incoming pointer type instead of POINTER_SIZE.
1566 * tree.c (build_pointer_type): Use appropriate pointer mode
1567 instead of ptr_mode.
1568 (build_reference_type): Likewise.
1569 * expr.c (store_expr): Likewise.
1570 (expand_expr_addr_expr): Likewise.
1571 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1572 * cfgexpand.c (expand_debug_expr): Likewise.
1574 * auto-inc-dec.c: Include "target.h".
1575 (try_merge): Use appropriate address mode instead of Pmode.
1576 (find_inc): Likewise.
1577 * combine.c (find_split_point): Likewise.
1578 * cselib.c (cselib_record_sets): Likewise.
1579 * dse.c (replace_inc_dec): Likewise.
1580 (canon_address): Likewise.
1581 * var-tracking.c (replace_expr_with_values): Likewise.
1582 (count_uses): Likewise.
1583 (add_uses): Likewise.
1584 (add_stores): Likewise.
1585 * emit-rtl.c: Include "target.h".
1586 (adjust_address_1): Use appropriate address mode instead of Pmode.
1587 (offset_address): Likewise.
1588 * explow.c (break_out_memory_refs): Likewise.
1589 (memory_address_addr_space): Likewise.
1590 (promote_mode): Likewise.
1591 * expr.c (move_by_pieces): Likewise.
1592 (emit_block_move_via_loop): Likewise.
1593 (store_by_pieces): Likewise.
1594 (store_by_pieces_1): Likewise.
1595 (expand_assignment): Likewise.
1596 (store_constructor): Likewise.
1597 (expand_expr_addr_expr): Likewise.
1598 (expand_expr_real_1): Likewise.
1599 * cfgexpand.c (expand_debug_expr): Likewise.
1600 * ifcvt.c (noce_try_cmove_arith): Likewise.
1601 * regcprop.c (kill_autoinc_value): Likewise.
1602 * regmove.c (try_auto_increment): Likewise.
1603 * reload.c (find_reloads): Likewise.
1604 (find_reloads_address): Likewise.
1605 (find_reloads_address_1): Likewise.
1606 * sched-deps.c: Include "target.h".
1607 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1608 (sched_analyze_2): Likewise.
1609 * sel-sched-dump.c: Include "target.h".
1610 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1611 * stor-layout.c (layout_type): Likewise.
1612 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1613 (multiplier_allowed_in_address_p): Likewise.
1614 (get_address_cost): Likewise.
1615 * varasm.c (make_decl_rtl): Likewise.
1617 * expr.c (expand_assignment): Always convert offsets to appropriate
1619 (store_expr): Likewise.
1620 (store_constructor): Likewise.
1621 (expand_expr_real_1): Likewise.
1623 * reload.h (form_sum): Add MODE argument.
1624 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1625 Update recursive calls.
1626 (subst_indexed_address): Update calls to form_sum.
1628 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1629 * tree-ssa-address.c: Include "target.h".
1630 (templates): Replace by ...
1631 (mem_addr_template_list): ... this new vector.
1632 (TEMPL_IDX): Handle address space numbers.
1633 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1634 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1635 instead of global cache. Update call to gen_addr_rtx.
1636 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1637 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1639 * rtl.h (convert_memory_address_addr_space): Add prototype.
1640 (convert_memory_address): Define as macro.
1641 * explow.c (convert_memory_address): Rename to ...
1642 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1643 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1644 Update recursive calls.
1645 (memory_address_addr_space): Call convert_memory_address_addr_space.
1646 * expmed.c (make_tree): Likewise.
1647 * expr.c (expand_assignment): Likewise.
1648 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1649 (expand_expr_addr_expr): Likewise. Also, update call.
1651 * alias.c (find_base_value): Guard pointer size optimizations.
1652 (find_base_term): Likewise.
1653 * rtlanal.c (nonzero_bits1): Likewise.
1654 (num_sign_bit_copies1): Likewise.
1655 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1657 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1658 (emit-rtl.o): Likewise.
1659 (auto-inc-dec.o): Likewise.
1660 (sched-deps.o): Likewise.
1662 2009-10-26 Ben Elliston <bje@au.ibm.com>
1663 Michael Meissner <meissner@linux.vnet.ibm.com>
1664 Ulrich Weigand <uweigand@de.ibm.com>
1666 * doc/extend.texi (Named Address Spaces): New section.
1667 * coretypes.h (addr_space_t): New type.
1668 (ADDR_SPACE_GENERIC): New define.
1669 (ADDR_SPACE_GENERIC_P): New macro.
1671 * doc/tm.texi (Named Address Spaces): New section.
1672 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1673 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1674 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1675 (TARGET_ADDR_SPACE_CONVERT): Document.
1676 * target.h (struct gcc_target): Add addr_space substructure.
1677 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1678 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1679 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1680 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1681 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1682 (TARGET_INITIALIZER): Initialize addr_space hooks.
1683 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1684 (default_addr_space_legitimize_address): Likewise.
1685 (default_addr_space_subset_p): Likewise.
1686 (default_addr_space_convert): Likewise.
1687 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1688 (default_addr_space_legitimize_address): Likewise.
1689 (default_addr_space_subset_p): Likewise.
1690 (default_addr_space_convert): Likewise.
1692 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1693 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1694 (MEM_ADDR_SPACE): New macro.
1695 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1696 address space memory attribute.
1697 (mem_attrs_htab_hash): Handle address space memory attribute.
1698 (mem_attrs_htab_eq): Likewise.
1699 (set_mem_attributes_minus_bitpos): Likewise.
1700 (set_mem_alias_set): Likewise.
1701 (set_mem_align): Likewise.
1702 (set_mem_expr): Likewise.
1703 (set_mem_offset): Likewise.
1704 (set_mem_size): Likewise.
1705 (adjust_address_1): Likewise.
1706 (offset_address): Likewise.
1707 (widen_memoy_address): Likewise.
1708 (get_spill_slot_decl): Likewise.
1709 (set_mem_attrs_for_spill): Likewise.
1710 (set_mem_addr_space): New function.
1711 * emit-rtl.h (set_mem_addr_space): Add prototype.
1712 * print-rtl.c (print_rtx): Print address space memory attribute.
1713 * expr.c (expand_assignment): Set address space memory attribute
1714 of generated MEM RTXes as appropriate.
1715 (expand_expr_real_1): Likewise.
1716 * cfgexpand.c (expand_debug_expr): Likewise.
1717 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1719 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1720 size of "spare" bitfield.
1721 (TYPE_ADDR_SPACE): New macro.
1722 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1723 (DECODE_QUAL_ADDR_SPACE): Likewise.
1724 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1725 (KEEP_QUAL_ADDR_SPACE): Likewise.
1726 (TYPE_QUALS): Encode type address space.
1727 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1728 * tree.c (set_type_quals): Set type address space.
1729 (build_array_type): Inherit array address space from element type.
1730 * print-tree.c (print_node_brief): Print type address space.
1731 (print_node): Likewise.
1732 * tree-pretty-print.c (dump_generic_node): Likewise.
1734 * explow.c (memory_address): Rename to ...
1735 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1736 Use address-space aware variants of memory address routines.
1737 * recog.c (memory_address_p): Rename to ...
1738 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1739 Use address-space aware variants of memory address routines.
1740 (offsettable_address_p): Rename to ...
1741 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1742 Use address-space aware variants of memory address routines.
1743 * reload.c (strict_memory_address_p): Rename to ...
1744 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1745 Use address-space aware variants of memory address routines.
1746 (maybe_memory_address_p): Rename to ...
1747 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1748 Use address-space aware variants of memory address routines.
1749 * expr.h (memory_address_addr_space): Add prototype.
1750 (memory_address): Define as macro.
1751 * recog.h (memory_address_addr_space_p): Add prototype.
1752 (memory_address_p): Define as macro.
1753 (offsettable_address_addr_space_p): Add prototype.
1754 (offsettable_address_p): Define as macro.
1755 (strict_memory_address_addr_space_p): Add prototype.
1756 (strict_memory_address_p): Define as macro.
1758 * combine.c (find_split_point): Use address-space aware variants
1759 of memory address routines.
1760 * emit-rtl.c (operand_subword): Likewise.
1761 (change_address_1): Likewise.
1762 (adjust_address_1): Likewise.
1763 (offset_address): Likewise.
1764 * expr.c (emit_move_insn): Likewise.
1765 (expand_assignment): Likewise.
1766 (expand_expr_real_1): Likewise.
1767 * recog.c (verify_changes): Likewise.
1768 (general_operand): Likewise.
1769 (offsettable_memref_p): Likewise.
1770 (offsettable_nonstrict_memref_p): Likewise.
1771 (constrain_operands): Likewise.
1772 * reload.c (get_secondary_mem): Likewise.
1773 (find_reloads_toplev): Likewise.
1774 (find_reloads_address): Likewise.
1775 (find_reloads_subreg_address): Likewise.
1776 * reload1.c (reload): Likewise.
1777 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1778 * rtl.h (address_cost): Add ADDRSPACE argument.
1779 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1780 aware variant of memory address routines.
1781 * loop-invariant.c (create_new_invariant): Update address_cost call.
1782 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1783 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1784 Use address-space aware variant of memory address routines.
1785 (propagate_rtx_1): Update call to should_replace_address.
1786 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1788 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1789 ADDRSPACE argument. Use per-address-space instead of global cache.
1790 Use address-space aware variant of memory address routines.
1791 (get_address_cost): Likewise.
1792 (get_computation_cost_at): Update calls.
1793 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1794 Use address-space aware variant of memory address routines.
1795 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1796 (most_expensive_mult_to_index): Update call to
1797 multiplier_allowed_in_address_p.
1799 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1800 attribute to indicate named address spaces.
1802 * varasm.c (get_variable_section): DECLs in named address spaces
1805 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1806 for addresses in a non-generic address space.
1808 * expr.c (emit_block_move_hints): Do not use libcalls for
1809 memory in non-generic address spaces.
1810 (clear_storage_hints): Likewise.
1811 (expand_assignment): Likewise.
1813 * fold-const.c (operand_equal_p): Expressions refering to different
1814 address spaces are not equivalent.
1816 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1817 spaces are not equivalent.
1818 (rtx_equal_p): Likewise.
1819 * cse.c (exp_equiv_p): Likewise.
1820 * jump.c (rtx_renumbered_equal_p): Likewise.
1821 * reload.c (operands_match_p): Likewise.
1823 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1824 address spaces may alias.
1825 (true_dependence): Likewise.
1826 (canon_true_dependence): Likewise.
1827 (write_dependence_p): Likewise.
1829 * dse.c (canon_address): Handle named address spaces.
1830 * ifcvt.c (noce_try_cmove_arith): Likewise.
1832 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1833 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1834 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1835 to handle conversions between different address spaces.
1836 * fold-const.c (fold_convert_loc): Likewise.
1837 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1838 * tree-pretty-print.c (dump_generic_node): Likewise.
1839 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1840 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1841 * tree-inline.c (estimate_operator_cost): Likewise.
1842 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1843 to different address spaces are not useless.
1845 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1848 * cfgcleanup.c (trivially_empty_bb_p): New function.
1849 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1852 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1853 add_name_and_src_coords_attributes, gen_namespace_die,
1854 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1856 2009-10-26 Nick Clifton <nickc@redhat.com>
1858 * config.gcc: Add support for RX target.
1859 * config/rx: New directory.
1860 * config/rx/constraints.md: New file.
1861 * config/rx/predicates.md: New file.
1862 * config/rx/rx.c: New file.
1863 * config/rx/rx.h: New file.
1864 * config/rx/rx.md: New file.
1865 * config/rx/rx.opt: New file.
1866 * config/rx/rx-protos.h: New file.
1867 * config/rx/t-rx: New file.
1868 * doc/extend.texi: Document RX function attributes.
1869 * doc/invoke.texi: Document RX specific command line options.
1870 * doc/contrib.texi: Document RX contribution.
1871 * doc/md.texi: Document RX constraints.
1872 * doc/install.texi: Document RX support.
1874 2009-10-26 Michael Matz <matz@suse.de>
1876 PR tree-optimization/41783
1877 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1878 case for simple diamonds.
1879 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1880 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1881 argument, use alias oracle to skip some vdefs.
1882 (phi_translate_1): Change call to above, don't allocate new
1883 value ids if they can stay the same.
1884 (compute_avail): Allow vuse walking when looking up references.
1886 2009-10-26 Richard Guenther <rguenther@suse.de>
1888 PR tree-optimization/41826
1889 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1890 access to re-allocated vector fields.
1892 2009-10-26 Richard Guenther <rguenther@suse.de>
1894 * graphite-sese-to-poly.c (check_poly_representation): Fix
1895 compile without checking.
1897 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1900 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1901 * gimplify.c (tree_should_carry_location_p,
1902 tree_annotate_one_with_location,tree_annotate_all_with_location):
1903 Remove obsolete functions.
1905 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1908 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1910 2009-10-25 Richard Guenther <rguenther@suse.de>
1912 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1913 Stream DECL_RESTRICTED_P.
1914 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1916 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1918 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1919 a note when expanding to nothing.
1921 2009-10-25 Richard Guenther <rguenther@suse.de>
1924 * tree.c (find_decls_types_r): Deal with Java overloading
1925 BINFO_VIRTUALS for its own purpose.
1927 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1929 * config/mips/predicates.md (hilo_operand): New predicate.
1930 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1931 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1932 splitter part from here ...:
1933 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1934 op0 and op4 to match the DINS case.
1935 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1937 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1940 * avr.md (QIDI): Add new mode iterator.
1941 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1942 patterns for all QI thru DI modes combinations.
1943 (sbrx_and_branch<mode>): Create new and based bit test and jump
1944 patterns for QI thru SI modes.
1945 avr.c (avr_out_sbxx_branch): Use only bit number.
1947 2009-10-24 Jan Hubicka <jh@suse.cz>
1949 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1951 (analyze_function): When analyzing noreturn nothrow call, do not
1952 compute written stats; free bitmaps of vars early if possible.
1953 (generate_summary): Only update bitmaps if computed.
1954 (propagate): Only dump bitmaps if computed.
1955 (ipa_reference_read_summary): Fix pasto.
1957 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1959 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1960 (aliasing_component_refs_p): ...this. Return true if there is no
1961 common base and the base access types have the same alias set.
1962 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1963 (indirect_refs_may_alias_p): Likewise.
1965 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1968 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1969 a C_MAYBE_CONST_EXPR.
1971 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1974 * config/rs6000/rs6000.c (struct machine_function): Add
1975 vsx_or_altivec_used_p to record if vector types are used.
1976 (rs6000_expand_to_rtl_hook): Rename from
1977 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1978 any vector operations, so if there are, we can set VRSAVE to
1979 non-zero when only floating point vector registers are used.
1980 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1981 (rs6000_check_vector_mode): Inner function to check if vector
1982 types are used in the code.
1983 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1984 vector instructions are used.
1986 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1987 Indicate that VSX registers which overlap floating point
1988 registers, can't be used across a call, since the ABI only states
1989 the scalar part of the register will be saved and restored.
1991 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1994 * alias.c (get_alias_set): Call langhook before returning 0 for
1995 types with structural equality.
1996 * c-common.c (c_common_get_alias_set): Use alias set of element
1997 type for arrays with structural comparison.
1999 2009-10-23 Richard Guenther <rguenther@suse.de>
2002 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2003 gimple_call_nothrow_p.
2005 2009-10-23 Richard Guenther <rguenther@suse.de>
2007 PR tree-optimization/41778
2008 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2009 redundancy along a path in the CFG we want to optimize for speed
2010 is going to be removed.
2011 (execute_pre): Do partial-PRE only if the function is to be
2012 optimized for speed.
2013 (gate_pre): Do not turn off all of PRE when not optimizing a
2016 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2018 * builtins.c (fold_builtin_cabs): Use validate_arg().
2019 (fold_builtin_cexp): Fix if-logic.
2020 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2022 2009-10-22 Jeff Law <law@redhat.com>
2024 * ira-lives.c (process_single_reg_class_operands): Update the
2025 hard reg costs for all the hard registers desired by the
2026 single reg class operand.
2028 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2030 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2031 for rtxes that aren't handled specially.
2033 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2035 * rtl.h (shallow_copy_rtvec): Declare.
2036 * rtl.c (shallow_copy_rtvec): New function.
2037 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2038 rtx field if the subrtx has changed.
2040 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2042 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2043 (m32c_function_value): Make static, add new 'outgoing' argument.
2044 (m32c_libcall_value): Make static, add new 'fun' argument.
2045 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2046 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2047 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2048 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2049 (m32c_function_value, m32c_libcall_value): Delete declaration.
2051 2009-10-22 Diego Novillo <dnovillo@google.com>
2053 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2055 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2057 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2060 2009-10-22 Richard Guenther <rguenther@suse.de>
2062 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2063 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2064 (lto_symtab_merge): Do not merge cgraph nodes here.
2065 (lto_symtab_resolve_can_prevail_p): Simplify.
2066 (lto_symtab_resolve_symbols): Store cgraph node.
2067 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2068 functions from the symtab.
2069 (lto_symtab_merge_cgraph_nodes_1): New function.
2070 (lto_symtab_merge_cgraph_nodes): Likewise.
2072 2009-10-22 Richard Guenther <rguenther@suse.de>
2075 * lto-streamer-out.c (lto_output_location): Stream the
2077 * lto-streamer-in.c (lto_input_location): Likewise.
2079 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2081 * cfgloopmanip.c (duplicate_subloops): Export.
2082 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2083 (transform_to_exit_first_loop): Duplicate bbs starting from
2084 header up to loop->latch instead of exit->src.
2085 Initialize control variable to the correct number of iterations.
2086 (gather_scalar_reductions): Do not register double reductions.
2087 (parallelize_loops): Dump which loop is tested.
2088 Indicate whether the parallelized loop is inner or not.
2089 Remove the innermost-loop requirement.
2090 * cfgloop.h (duplicate_subloops): Export.
2091 * tree-cfg.c (add_phi_args_after_redirect): New function.
2092 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2093 Call duplicate_subloops.
2094 Update number of iterations at the exit condition.
2095 Don't redirect nexits always to the loop exit.
2096 Redirect copied edges from latch to the loop exit.
2098 2009-10-22 Jan Hubicka <jh@suse.cz>
2100 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2102 * ipa-inline.c (cgraph_mark_inline_edge,
2103 cgraph_decide_inlining_of_small_function,
2104 cgraph_decide_inlining, inline_read_summary): Disable indirect
2105 inlining for WPA for time being.
2107 PR tree-optimize/40556
2108 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2110 2009-10-22 Richard Guenther <rguenther@suse.de>
2112 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2113 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2115 2009-10-22 Jan Hubicka <jh@suse.cz>
2118 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2120 (check_call): Handle only indirect calls.
2121 (propagate_bits): Update comment.
2122 (write_node_summary_p): Turn bogus check to assert.
2123 (ipa_reference_write_summary): Stream calls_read_all properly.
2124 (ipa_reference_read_summary): Stream in calls_read_all properly.
2125 (read_write_all_from_decl): New function.
2126 (propagate): Handle OVERWRITABLE nodes and external calls here.
2127 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2129 (analyze_function): Do not check visibility here.
2130 (add_new_function): We summary OVERWRITABLE too.
2131 (generate_summary): Stream OVERWRITABLE nodes too.
2132 (propagate): Handle external calls and OVERWRITABLE nodes here.
2133 (local_pure_const): Check visibility here.
2135 2009-10-22 Jan Hubicka <jh@suse.cz>
2137 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2138 (pass_ipa_cp): Register them.
2139 (ipcp_init_stage): Analyze all functions for whopr/lto.
2140 (ipcp_propagate_stage): Skip external calls.
2141 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2142 * ipa-reference.c (write_node_summary_p): Fix thinko about
2144 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2145 when in ltrans, skip executing of ipa passes since everything
2146 should've been done.
2147 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2148 (inline_generate_summary): Likewise.
2149 (inline_read_summary): New function.
2150 (inline_write_summary): New function.
2151 (pass_ipa_inline): Register new hooks.
2152 * ipa-prop.c: Inlcude lto-streamer.h
2153 (ipa_edge_args_vector): Update declaration.
2154 (ipa_count_arguments, ipa_compute_jump_functions,
2155 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2156 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2157 ipa_read_node_info): New static functions.
2158 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2159 (duplicate_array): Use xmalloc.
2160 (duplicate_ggc_array): New.
2161 (ipa_edge_duplication_hook): Use it.
2162 (ipa_update_after_lto_read): New function.
2163 * ipa-prop.h (ipa_prop_write_jump_functions,
2164 ipa_prop_read_jump_functions): Declare.
2165 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2166 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2167 (ipa_edge_args_vector): Move into GGC.
2168 (ipa_check_create_edge_args): Update.
2169 (ipa_update_after_lto_read): New.
2170 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2172 (ipa_read_summaries): When in ltrans, so not read summaries.
2173 * lto-streamer.c (lto_get_section_name): Add
2174 LTO_section_jump_functions.
2175 * lto-streamer.h (LTO_section_jump_functions): New section.
2176 (produce_asm): Declare.
2177 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2178 * lto-streamer-out.c (produce_asm): Export.
2179 * lto-streamer-in.c: Include tree-pass.h
2180 (input_function): Free dominance info when done.
2181 (lto_read_body): Push ipa_inline in ltrans stage.
2182 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2183 * Makefile.in (GTFILES): Add ipa-prop.h
2185 2009-10-22 Matthias Klose <doko@ubuntu.com>
2187 * doc/install.texi: Document --enable-browser-plugin.
2189 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2191 * doc/invoke.texi (fira-loop-pressure): Update default value.
2192 * opts.c (decode_options): Remove default value setting for
2193 flag_ira_loop_pressure.
2194 * config/ia64/ia64.c (ia64_override_options): Set
2195 flag_ira_loop_pressure up for -O3.
2196 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2198 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2200 PR tree-optimization/41497
2201 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2202 chrec_dont_know if the evolution function returned by follow_ssa_edge
2203 is constant in the analyzed loop and is not compatible with the
2204 initial value before the loop.
2205 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2207 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2209 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2211 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2214 * doc/invoke.texi: Document -print-multi-os-directory.
2216 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2219 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2220 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2221 when darwin_emit_unwind_label is used.
2223 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2225 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2228 2009-10-20 Richard Henderson <rth@redhat.com>
2230 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2231 before emit_post_landing_pad.
2233 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2235 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2236 Use when calling rtx_costs.
2237 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2238 global optimize_size. Pass speed to mips_binary_cost.
2240 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2242 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2245 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2247 * rtl.h (simplify_replace_fn_rtx): Declare.
2248 (wrap_constant, unwrap_constant): Delete.
2249 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2250 (expand_debug_expr): Don't call wrap_constant.
2251 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2252 (auto_adjust_pair): Fold into...
2253 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2254 Just return a new value.
2255 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2256 otherwise use simplify_replace_rtx.
2257 * cselib.c (wrap_constant): Reinstate old definition.
2258 (cselib_expand_value_rtx_1): Don't wrap constants.
2259 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2260 simplify_replace_rtx.
2261 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2262 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2263 Use simplify_replace_rtx.
2264 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2266 (simplify_replace_rtx): ...here. Turn into a wrapper for
2267 simplify_replace_fn_rtx.
2268 (simplify_unary_operation): Don't unwrap CONSTs.
2269 * var-tracking.c (check_wrap_constant): Delete.
2270 (vt_expand_loc_callback): Don't call it.
2271 (vt_expand_loc): Likewise.
2273 2009-10-20 Pascal Obry <obry@adacore.com>
2274 Eric Botcazou <ebotcazou@adacore.com>
2276 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2278 2009-10-20 Michael Matz <matz@suse.de>
2280 * loop-invariant.c (create_new_invariant): Use different magic number.
2282 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2285 * arm.c (arm_override_options): Forcibly disable hot/cold block
2288 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2291 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2294 2009-10-20 Richard Guenther <rguenther@suse.de>
2296 * ggc-page.c: Include cfgloop.h.
2297 (struct max_alignment): Drop long double, add void *.
2298 (extra_order_size_table): Add low non-power-of-two multiples
2299 of MAX_ALIGNMENT. Drop small type-based entries, add
2300 tree_type, cgraph_node and loop.
2301 * alloc-pool.c (struct allocation_object_def): Drop long double
2304 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2307 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2308 referenced just in DEBUG_INSNs.
2310 2009-10-20 Richard Guenther <rguenther@suse.de>
2313 * gimple.c (gimple_register_type): Make sure we register
2314 the types main variant first.
2316 2009-10-20 Richard Guenther <rguenther@suse.de>
2318 * gimple.c (gimple_types_compatible_p): Simplify. Move
2319 cheap checks before hashtable queries. Add checks for
2320 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2322 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2324 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2325 without size or with size that can't be represented as a host integer.
2327 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2329 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2330 the removal of a debug stmt as a significant change.
2332 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2334 * config/s390/s390.md: Added agen condition to operand
2335 forwarding bypasses. Added bypass for early address generation
2336 use of int results. Updated comments.
2338 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2340 * config/i386/i386.c: Remove signal.h #include.
2342 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2344 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2345 * doc/rtl.texi: Document ss_abs.
2347 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2349 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2350 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2351 instead of C_LEX_RAW_STRINGS.
2352 (lex_string): Handle CPP_UTF8STRING.
2353 * c-parser.c (c_parser_postfix_expression): Likewise.
2354 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2355 (C_LEX_STRING_NO_JOIN): ... this.
2357 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2359 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2360 cris_function_value_regno_p): New functions.
2361 (cris_promote_function_mode): Update comment.
2362 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2363 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2364 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2365 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2367 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2369 * unwind-dw2.c (execute_stack_op): Fix operand order for
2370 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2372 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2374 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2375 (lower_stmt) <GIMPLE_BIND>: Add comment.
2376 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2378 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2379 Otherwise lower it and set cannot_fallthru to true.
2380 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2381 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2382 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2383 to true for a noreturn call. Do not remove statements.
2384 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2385 Set cannot_fallthru to false on function exit.
2386 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2387 <GIMPLE_ASSIGN>: Remove.
2389 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2391 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2393 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2395 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2396 next/prev_active_insn to skip DEBUG_INSNs as well.
2398 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2400 * config/arm/arm.c (output_move_neon): Use DImode in call to
2403 2009-10-19 Matthias Klose <doko@ubuntu.com>
2406 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2408 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2410 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2412 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2415 * optabs.c (expand_binop): Make mode of shift count expression mode
2416 of shift count not target.
2419 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2421 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2422 case. Force using values to replace references within the statement.
2423 (convert_local_reference_stmt): Likewise.
2425 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2427 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2428 remove a subsequent GOTO or RETURN statement.
2430 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2432 * config/avr.md (*movqi): Add zero as equally preferable constraint
2433 as general register.
2436 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2438 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2440 2009-10-17 Richard Guenther <rguenther@suse.de>
2442 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2444 2009-10-17 Richard Guenther <rguenther@suse.de>
2446 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2447 operands in COMPONENT_REFs.
2449 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2451 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2452 if not defined. Change type of second argument to const_rtx.
2453 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2455 * targhooks.h (default_libcall_value): Update prototype.
2456 * target.h (struct gcc_target): Change type of second argument of
2457 libcall_value to const_rtx.
2458 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2460 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2461 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2463 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2466 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2467 * cgraphunit.c (cgraph_optimize): Call it.
2468 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2469 (dwarf2out_assembly_start): ... here. New hook.
2470 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2471 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2473 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2474 * sdbout.c (sdb_debug_hooks): Likewise.
2475 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2476 (vmsdbgout_assembly_start): New hook.
2478 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2480 * rtl.h (RTL_LOCATION): Fix typo.
2482 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2484 * print-rtl.c (print_rtx): Print locators in asm_operands
2487 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2490 * sched-deps.c (depl_on_debug_p): New.
2491 (attach_dep_link): Reject debug deps before nondebug deps.
2492 (add_to_deps_list): Insert debug deps after nondebug deps.
2493 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2495 (sd_add_dep): Do not reject debug deps.
2496 (add_insn_mem_dependence): Don't count debug deps.
2497 (remove_from_deps): Likewise.
2498 (sched_analyze_2): Set up mem deps on debug insns.
2499 (sched_analyze_insn): Record reg uses for deps on debug insns.
2500 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2501 try_ready nondebug insn after debug insn.
2502 * ddg.c (create_ddg_dep_from_intra_loop_link,
2503 create_ddg_dep_no_link): Don't reject debug deps.
2505 2009-10-16 Richard Guenther <rguenther@suse.de>
2507 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2508 (maybe_merge_incomplete_and_complete_type): Likewise.
2509 (lto_symtab_merge): Do not call them. Do not warn for
2510 complete vs. incomplete compatible types.
2511 (lto_symtab_merge_decls_2): Simplify.
2512 * gimple.c (gimple_force_type_merge): Remove.
2513 (gimple_types_compatible_p): Make it static.
2514 * gimple.h (gimple_force_type_merge): Remove.
2515 (gimple_types_compatible_p): Likewise.
2517 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2519 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2520 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2522 2009-10-16 Richard Guenther <rguenther@suse.de>
2524 PR tree-optimization/41728
2525 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2526 if fold_stmt did anything.
2528 2009-10-16 Richard Guenther <rguenther@suse.de>
2531 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2532 (maybe_fixup_handled_component): New function.
2533 (input_gimple_stmt): Fixup mismatched decl replacements.
2535 2009-10-16 Richard Guenther <rguenther@suse.de>
2538 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2539 the same as VAR_DECL.
2541 2009-10-16 Richard Guenther <rguenther@suse.de>
2543 * gimple.c (iterative_hash_gimple_type): For integer types
2544 also hash their minimum and maximum values and the string flag.
2545 For array types hash their domain and the string flag.
2547 2009-10-16 Richard Guenther <rguenther@suse.de>
2549 * gimple.c (gimple_types_compatible_p): Restrict completing
2550 types to record or unions. Simplify completion.
2551 Do not merge records or unions with different
2552 TYPE_STRUCTURAL_EQUALITY_P tag.
2553 (iterative_hash_gimple_type): Restrict non-recursing into
2554 pointer targets for records and unions.
2556 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2559 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2560 * dwarf2out.c (mem_loc_descriptor): Don't handle
2561 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2562 punt if it is not lowpart subreg or if inner mode isn't
2565 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2567 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2568 investigating previous or next insns.
2570 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2572 * tree-sra.c (build_ref_for_offset_1): Update comment.
2574 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2576 * config/s390/s390.md (atype): Added missing values.
2578 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2581 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2582 (casesi64p): Update pattern to reflect above.
2584 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2586 PR rtl-optimization/41697
2587 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2589 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2592 * config/rs6000/predicates.md: Update copyright year.
2593 * config/rs6000/altivec.md: Ditto.
2595 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2596 (MD_INCLUDES): Add a2.md.
2598 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2599 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2600 (builtin_classify): New static vector to classify various builtins
2601 to get the tree attributes correct.
2602 (def_builtin): Set the attributes of builtins based on what the
2603 builtin does (i.e. memory operation, floating point, saturation
2604 need special attributes, others are pure functions).
2606 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2608 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2609 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2610 RS6000_BUILTIN_COUNT.
2611 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2612 MAX_RS6000_BUILTINS.
2614 * config/rs6000/rs6000-builtin.def: New file that combines the
2615 builtin enumeration name and attributes.
2617 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2619 * config/i386/linux.h (ASM_SPEC): Add --32.
2621 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2623 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2624 and DW_TAG_template_alias.
2625 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2626 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2627 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2628 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2629 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2630 and DW_AT_GNU_odr_signature.
2631 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2632 DW_FORM_flag_present and DW_FORM_ref_sig8.
2633 (output_signature): Only print name on the first byte.
2634 (output_die): Likewise for dw_val_class_data8.
2636 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2638 * doc/invoke.texi: Clarify that most optimizations are not enabled
2641 2009-10-15 Richard Guenther <rguenther@suse.de>
2644 * gimple.c (compare_type_names_p): Handle anonymous names
2645 differently based on new mode argument.
2646 (gimple_types_compatible_p): For structs also compare the tags.
2647 (iterative_hash_type_name): Rename to ...
2648 (iterative_hash_name): ... this. Hash all names.
2649 (iterative_hash_gimple_type): Fix hashing the struct tag of
2650 pointer targets. Hash field decl names.
2652 2009-10-15 Richard Guenther <rguenther@suse.de>
2655 * gimple.c (gimple_get_alias_set): Avoid recursing on
2656 invalid type topology.
2658 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2660 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2662 2009-10-15 Richard Guenther <rguenther@suse.de>
2664 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2666 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2668 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2669 add --with-tune{,-32,-64} configured default for -mtune if explicit
2672 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2674 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2676 2009-10-14 DJ Delorie <dj@redhat.com>
2678 * config/h8300/h8300.c (F): New.
2680 (h8300_emit_stack_adjustment): Call them.
2682 (h8300_push_pop): Likewise.
2683 (h8300_expand_prologue): Likewise.
2684 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2685 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2686 (INCOMING_RETURN_ADDR_RTX): Define.
2687 (INCOMING_FRAME_SP_OFFSET): Define.
2688 (DWARF_CIE_DATA_ALIGNMENT): Define.
2690 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2692 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2693 fields in builtin structs.
2694 (finalize_record_size): Likewise.
2696 2009-10-14 Richard Guenther <rguenther@suse.de>
2698 * gimple.c (gtc_ob): New global.
2699 (struct type_pair_d): Replace pointers with type UIDs.
2700 (type_pair_hash): Adjust.
2701 (type_pair_eq): Likewise.
2702 (lookup_type_pair): Likewise. Allocate from an obstack.
2703 (gimple_force_type_merge): Adjust.
2704 (gimple_types_compatible_p): Likewise.
2705 (free_gimple_type_tables): Free the obstack.
2707 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2709 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2710 stmts setting DEBUG_EXPR_DECLs.
2712 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2713 Don't crash if mode1 is VOIDmode.
2715 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2717 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2718 * params.h (IRA_LOOP_RESERVED_REGS): New.
2719 * tree-pass.h (pass_subregs_of_mode_init,
2720 pass_subregs_of_mode_finish): Remove.
2721 * passes.c (pass_subregs_of_mode_init,
2722 pass_subregs_of_mode_finish): Remove.
2723 (pass_reginfo_init): Move before loop optimizations.
2724 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2725 * common.opt (fira-loop-pressure): New.
2726 * toplev.h (flag_ira_loop_pressure): New.
2727 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2728 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2729 Make external and void type functions.
2730 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2731 pass_subregs_of_mode_finish): Remove.
2732 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2733 * regmove.c: Include ira.h.
2734 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2735 register pressure calculation in loops.
2736 * loop-invariant.c: Include REGS_H and ira.h.
2737 (struct loop_data): New members max_reg_pressure, regs_ref, and
2739 (struct invariant): New member orig_regno.
2740 (curr_loop): New variable.
2741 (find_exits): Initialize regs_ref and regs_live.
2742 (create_new_invariant): Initialize orig_regno.
2743 (get_cover_class_and_nregs): New.
2744 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2745 array. Add code for flag_ira_loop_pressure.
2746 (gain_for_invariant): Make new_regs an array. Add code for
2747 flag_ira_loop_pressure.
2748 (best_gain_for_invariant): Ditto.
2749 (set_move_mark): New parameter gain. Use it for debugging output.
2750 (find_invariants_to_move): Make regs_needed and new_regs an array.
2751 Add code for flag_ira_loop_pressure.
2752 (move_invariant_reg): Set up orig_regno.
2753 (move_invariants): Set up reg classes for pseudos for
2754 flag_ira_loop_pressure.
2755 (free_loop_data): Clear regs_ref and regs_live.
2756 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2757 get_regno_cover_class, change_pressure, mark_regno_live,
2758 mark_regno_death, mark_reg_store, mark_reg_clobber,
2759 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2760 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2761 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2762 register pressure calculation in loops if new regs were added.
2763 Call finish_subregs_of_mode.
2764 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2765 * Makefile.in (loop-invariant.o): Add ira.h.
2767 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2769 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2771 2009-10-14 Richard Guenther <rguenther@suse.de>
2773 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2774 (lto_symtab_merge): ... here. Rewrite both to take the
2775 prevailing and a to-be-merged entry and to queue diagnostics properly.
2776 (lto_symtab_resolve_replaceable_p): New predicate for
2778 (lto_symtab_resolve_can_prevail_p): Likewise.
2779 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2780 handles merging commons by choosing the largest decl. Fold
2781 in code that gives ODR errors.
2782 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2784 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2785 case of no prevailing decl here. Diagnose mismatches
2786 in object types here. Drop all but the prevailing decls.
2787 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2788 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2789 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2791 2009-10-14 Richard Guenther <rguenther@suse.de>
2794 * lto-streamer-in.c (input_bb): Replace debug stmts with
2795 nops instead of dropping them.
2797 2009-10-14 Nick Clifton <nickc@redhat.com>
2799 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2800 in situations where it is being used as a minus symbol.
2801 * gcc/doc/tm.texi: Likewise.
2802 * gcc/doc/md.texi: Likewise.
2804 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2806 PR preprocessor/41543
2807 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2808 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2809 * tree.c: Include intl.h.
2810 (expand_location): Handle BUILTINS_LOCATION.
2811 * Makefile.in (tree.o): Depend on intl.h.
2814 * dwarf2out.c (dwarf2out_var_location): Always clear
2815 last_postcall_label when changing last_label.
2817 2009-10-14 Pascal Obry <obry@adacore.com>
2819 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2820 (process_command): Handle -E as done with -c and -S. Do not add
2821 the target executable suffix to the output file when -E is used.
2822 (main): Adjust error message accordingly.
2824 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2830 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2832 (tree_code_size): Likewise.
2834 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2836 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2837 * real.h (HAVE_mpc_arc): Define.
2839 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2841 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2842 (struct builtin_description): Add fndecl field.
2843 (bdesc): Remove const qualifier. Update initializer.
2844 (sh_media_init_builtins): Remove const qualifier for d. Record
2845 the result of add_builtin_function to the fndecl field.
2846 (sh_builtin_decl): New.
2847 (sh_media_builtin_decl): New.
2849 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2852 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2853 requests between special registers.
2855 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2857 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2859 2009-10-13 Richard Henderson <rth@redhat.com>
2861 PR tree-optimization/41377
2862 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2863 (cleanup_empty_eh_merge_phis): New change_region parameter;
2864 pass it on to redirect_eh_edge_1. Update callers.
2865 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2866 at the destination block.
2868 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2870 * passes.c (register_pass): Replaced gcc_unreachable by
2871 fatal_error on failure. Mentions plugins in comments & messages.
2873 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2876 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2877 * sched-vis.c (print_value): Use it.
2878 * cselib.c (cselib_hash_rtx): Likewise.
2879 * print-rtl.c (print_rtx): Likewise.
2880 * cfgexpand.c (expand_debug_rtx): Likewise.
2881 * var-tracking.c (vt_expand_loc_callback): Likewise.
2883 2009-10-13 Richard Guenther <rguenther@suse.de>
2886 * opts.c (handle_option): Split out code to handle setting
2887 the options flag var ...
2888 (set_option): ... here.
2889 * opts.h (set_option): Declare.
2890 * lto-opts.c (register_user_option_p): Include -fexceptions
2891 and all position independent code variants.
2892 (handle_common_option): Remove.
2893 (lto_reissue_options): Use set_option.
2895 2009-10-13 Martin Jambor <mjambor@suse.cz>
2897 PR tree-optimization/41661
2898 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2899 that are tcc_comparisons or do not change the type in any
2901 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2902 folding tcc_comparison operations.
2904 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2906 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2909 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2915 * tree.def (DEBUG_EXPR_DECL): New.
2916 * rtl.def (DEBUG_EXPR): New.
2917 * gengtype.c (adjust_field_rtx_def): Handle it.
2918 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2919 (insert_debug_temp_for_var_def): ... this. Drop support for
2920 moving. Take iterator for def stmt; insert debug stmt before it.
2921 Scan early for use count and kind in debug stmts.
2922 (propagate_defs_into_debug_stmts): Rename to...
2923 (insert_debug_temps_for_defs): ... this. Likewise.
2924 * tree.h (DEBUG_TEMP_UID): New.
2925 * tree.c (next_debug_decl_uid): New.
2926 (make_node_stat): Count debug decls separately.
2927 (copy_node_stat): Likewise.
2928 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2929 * var-tracking.c (dv_is_decl_p): Recognize it.
2930 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2931 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2932 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2933 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2934 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2935 (cselib_hash_rtx): Likewise.
2936 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2937 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2939 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2940 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2941 * rtl.c (copy_rtx): Likewise.
2942 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2943 * print-rtl.c (print_rtx): Likewise.
2944 * sched-vis.c (print_value): Likewise.
2945 (print_insn): Handle DEBUG_EXPR_DECL.
2946 * tree-dump.c (dequeue_and_dump): Likewise.
2947 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2948 * gimple-iterator (gsi_replace): Check for same lhs.
2949 (gsi_remove): Insert debug temps.
2950 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2951 (move_computations_stmt): Drop explicit propagation into debug stmts.
2952 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2953 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2954 * tree-ssa-sink.c (statement_sink_location): Likewise.
2955 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2956 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2957 * tree-flow.h: Likewise.
2958 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2959 debug temps without values.
2960 (eliminate_unnecessary_stmts): Don't discard just-inserted
2963 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2966 * config/cris/cris.md (andu): Check that operand 1 is one of the
2967 general registers. Fix typo in head comment.
2969 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2971 * config/i386/i386.md (vswapmov): New.
2972 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2973 (ix86_function_ms_hook_prologue): New.
2974 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2975 * configure.ac: Test for swap suffix support in as.
2976 * configure: Rebuild.
2978 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2981 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2982 paradoxical subregs to prevent partial register stalls if the inner
2983 mode is integer mode.
2985 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2987 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2989 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2992 * gcc/dwarf2out.c (template_parameter_pack_die,
2993 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2995 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2998 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3000 (maybe_register_def): Likewise. Take stmt iterator.
3001 (rewrite_update_stmt): Take stmt iterator and pass it on.
3002 (rewrite_update_enter_block): Pass stmt iterator.
3004 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3006 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3007 (spu_builtin_decl): New function.
3009 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3011 * config/i386/i386.md (SWIM): New mode iterator.
3012 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3013 using SWIM mode iterator.
3014 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3015 patterns using SWI48 mode iterator.
3016 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3017 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3018 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3019 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3020 patterns using SWI248 mode iterator.
3021 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3022 gen_x86_movdicc_0_m1_rex64 for renamed function
3024 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3025 Eric Botcazou <ebotcazou@adacore.com>
3028 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3029 * config/sparc/sol2-unwind.h: New file.
3031 2009-10-11 Olivier Hainque <hainque@adacore.com>
3032 Eric Botcazou <ebotcazou@adacore.com>
3035 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3036 * config/i386/sol2-unwind.h: New file.
3038 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3041 * config/i386/i386.md (addsi_1_zext): Get the proper second
3044 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3046 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3047 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3050 2009-10-11 Richard Guenther <rguenther@suse.de>
3052 * gimple.c (iterative_hash_type_name): Do not handle special
3055 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3057 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3058 (*setcc_si_1_and): Ditto.
3059 (*setcc_si_1_movzbl): Ditto.
3060 (*setcc_<mode>_2): Ditto.
3061 (*setcc_qi): Rename from *setcc_1.
3062 (*setcc_qi_slp): Rename from *setcc_2.
3064 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3065 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3067 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3068 "if" condition, there is already assert with reload_completed present.
3070 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3072 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3074 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3076 * doc/install.texi (Final install): Refer to
3077 http://gcc.gnu.org/bugs/ for bug reporting.
3079 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3081 * configure.ac: Add test for dci instruction.
3082 * configure: Regenerate.
3083 * config.in: Likewise.
3084 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3085 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3086 (-mmulhw): Add 476 to description.
3087 (-mdlmzb): Likewise.
3088 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3089 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3090 (processor_target_table): Add 476 and 476fp entries.
3091 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3092 (rs6000_issue_rate): Add CPU_PPC476.
3093 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3094 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3095 (processor_type): Add PROCESSOR_PPC476.
3096 (EXTRA_SPECS): Add asm_cpu_476 string.
3097 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3098 (define_attr "cpu"): Add ppc476.
3100 Update comments for 476.
3101 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3102 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3103 Update copyright year.
3104 * config/rs6000/476.md: New file.
3105 * config/rs6000/40x.md: Add description for "isel" attribute.
3106 Update copyright year.
3107 * config/rs6000/440.md: Likewise.
3108 * config/rs6000/603.md: Likewise.
3109 * config/rs6000/6xx.md: Likewise.
3110 * config/rs6000/7450.md: Likewise.
3111 * config/rs6000/7xx.md: Likewise.
3112 * config/rs6000/8540.md: Likewise.
3113 * config/rs6000/cell.md: Likewise.
3114 * config/rs6000/e300c2c3.md: Likewise.
3115 * config/rs6000/e500mc.md: Likewise.
3116 * config/rs6000/mpc.md: Likewise.
3117 * config/rs6000/power4.md: Likewise.
3118 * config/rs6000/power5.md: Likewise.
3119 * config/rs6000/power6.md: Likewise.
3120 * config/rs6000/power7.md: Likewise.
3121 * config/rs6000/rios1.md: Likewise.
3122 * config/rs6000/rios2.md: Likewise.
3123 * config/rs6000/rs64.md: Likewise.
3125 2009-10-10 Richard Guenther <rguenther@suse.de>
3127 PR tree-optimization/41654
3128 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3129 a cond expr before calling gimple_cond_set_condition_from_tree.
3130 (ifcombine_iforif): Likewise.
3132 2009-10-09 Ian Lance Taylor <iant@google.com>
3134 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3135 * configure: Rebuild.
3137 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3139 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3142 2009-10-09 Richard Guenther <rguenther@suse.de>
3145 * target-def.h (TARGET_BUILTIN_DECL): Define.
3146 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3147 * target.h (struct gcc_target): Add builtin_decl target hook.
3148 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3149 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3151 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3152 not gcc_unreachable.
3153 (lto_output_builtin_tree): Sorry if the target does not support
3154 streaming target builtins.
3155 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3156 (rs6000_builtin_decl): New function.
3157 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3158 (ix86_builtin_decl): New function.
3160 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3162 PR preprocessor/41445
3163 * c-ppoutput.c (do_line_change): New function.
3164 (cb_line_change): Use it.
3165 (scan_translation_unit): Call do_line_change if
3166 avoid_paste or PREV_WHITE and token location is on a different line
3167 than print.src_line.
3170 * dwarf2out.c (dwarf2out_init): Test whether
3171 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3174 PR rtl-optimization/41646
3175 * calls.c (expand_call): For BLKmode types returned in registers
3176 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3179 2009-10-09 Richard Guenther <rguenther@suse.de>
3181 PR tree-optimization/41634
3182 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3183 we remove the correct elements.
3184 (optimize_stmt): Make sure to update stmt operands before
3185 optimizing redundancies.
3187 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3189 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3191 2009-10-09 Richard Guenther <rguenther@suse.de>
3194 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3196 (lto_wrapper_exit): New function.
3198 (fatal_perror): Likewise.
3199 (fork_execute): Use global args_name, do not free it.
3200 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3201 * lto-streamer.h: Remove duplicate prototypes.
3203 2009-10-09 Richard Guenther <rguenther@suse.de>
3205 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3206 before calling stmt_can_throw_external.
3208 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3210 PR tree-optimization/40071
3211 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3212 pointer if the original data reference doesn't conflict with the
3213 created vector data reference. Fix long line.
3215 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3217 * config/i386/i386.md (any_div): New code iterator.
3218 (u): Handle div and udiv.
3220 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3222 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3223 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3224 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3225 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3227 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3229 * gcc.c (main): Remove trailing "." from diagnostics.
3231 2009-10-08 Cary Coutant <ccoutant@google.com>
3233 Add support for debugging with ICF (Identical Code Folding).
3234 * calls.c (debug.h): New #include.
3235 (emit_call_1): Call virtual_call_token debug hook.
3236 * common.opt (-fenable-icf-debug): New option.
3237 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3238 locations in the source).
3239 (poc_label_num): New variable.
3240 (dcall_entry, vcall_entry): New typedefs.
3241 (dcall_table, vcall_table): New variables.
3242 (struct vcall_insn): New type.
3243 (vcall_insn_table): New variable.
3244 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3245 (size_of_dcall_table): New function.
3246 (output_dcall_table): New function.
3247 (size_of_vcall_table): New function.
3248 (output_vcall_table): New function.
3249 (dwarf2out_direct_call): New function.
3250 (vcall_insn_table_hash): New function.
3251 (vcall_insn_table_eq): New function.
3252 (dwarf2out_virtual_call_token): New function.
3253 (dwarf2out_virtual_call): New function.
3254 (dwarf2out_init): Allocate new tables and sections.
3255 (prune_unused_types): Mark DIEs referenced from direct call table.
3256 (dwarf2out_finish): Output direct and virtual call tables.
3257 * final.c (final_scan_insn): Call direct_call and virtual_call
3259 * debug.h (struct gcc_debug_hooks): Add direct_call,
3260 virtual_call_token, virtual_call hooks.
3261 (debug_nothing_uid): New function.
3262 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3263 (debug_nothing_uid): New function.
3264 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3265 (xcoff_debug_hooks): Likewise.
3266 * sdbout.c (sdb_debug_hooks): Likewise.
3267 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3268 * doc/invoke.texi (-fenable-icf-debug): New option.
3270 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3273 * regmove.c (regmove_backward_pass): Replace src with dst in the
3274 debug insn, and check for dst before rather than after.
3276 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3278 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3279 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3281 2009-10-08 Jan Hubicka <jh@suse.cz>
3284 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3285 do not mark cgraph nodes as needed.
3286 (record_references_in_initializer): Add new only_vars parameter.
3287 * cgraph.h (record_references_in_initializer): New parameter.
3288 * varasm.c (assemble_variable): Update call.
3289 * varpool.c (varpool_analyze_pending_decls): Always look for
3292 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3294 * config/avr/avr.c (last_insn_address) Remove variable.
3295 (expand_prologue): Don't initialise last_insn_address variable.
3296 (final_prescan_insn): Don't output insn size.
3297 * config/avr/avr.opt (msize): Remove switch.
3298 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3301 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3303 * combine.c (label_tick_ebb_start): Fix comment.
3304 (combine_instructions): Set label_tick and label_tick_ebb_start before
3305 calling setup_incoming_promotions. Start them from 1. Increment
3306 label_tick instead of deriving it from the BB index. Rather than
3307 comparing ticks use the block from the previous iteration to decide
3308 whether to start a new EBB. Remove empty lines before function.
3310 2009-10-08 Michael Matz <matz@suse.de>
3313 * builtins.c (fold_builtin_isascii): Use fold_build2.
3314 (fold_builtin_isdigit): Ditto.
3315 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3316 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3317 remove_useless_stmts_cond, remove_useless_stmts_tf,
3318 remove_useless_stmts_tc, remove_useless_stmts_bind,
3319 remove_useless_stmts_goto, remove_useless_stmts_label,
3320 remove_useless_stmts_1, remove_useless_stmts,
3321 pass_remove_useless_stmts): Remove.
3322 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3323 * passes.c (init_optimization_passes): Don't add
3324 pass_remove_useless_stmts.
3325 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3326 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3328 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3329 for static constants.
3330 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3331 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3333 2009-10-08 Richard Guenther <rguenther@suse.de>
3335 * gimple.c (free_gimple_type_tables): New function.
3336 * gimple.h (free_gimple_type_tables): Declare.
3338 2009-10-07 Mark Heffernan <meheff@google.com>
3340 * ipa-prop.c (ipa_print_node_params) Only print
3341 names of named arguments.
3343 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3345 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3346 being statically linked.
3348 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3350 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3352 2009-10-08 Jan Hubicka <jh@suse.cz>
3355 * ipa.c (cgraph_externally_visible_p,
3356 function_and_variable_visibility,
3357 whole_program_function_and_variable_visibility): Skip non-finalized
3360 2009-10-08 Nick Clifton <nickc@redhat.com>
3362 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3365 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3368 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3370 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3373 * c-common.c (c_fully_fold_internal): Strip nops from the result
3374 of recursive calls to c_fully_fold_internal.
3375 (c_wrap_maybe_const): New.
3376 (c_save_expr): Use c_wrap_maybe_const.
3377 * c-common.h (c_wrap_maybe_const): Declare.
3378 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3379 build_binary_op): Use c_wrap_maybe_const.
3381 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3383 * real.c: Fix comment to reflect actual exponent size.
3385 2009-10-08 Ben Elliston <bje@au.ibm.com>
3387 * config/rs6000/a2.md: Add FSF comment header.
3389 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3391 * config/i386/i386.md (any_extend): New code iterator.
3392 (u, s): New code attributes.
3394 (DWIH): Rewrite as code iterator for SI and DI modes.
3395 (DWI): Rewrite as mode attribute.
3396 (dwi): New mode attribute.
3397 (di): Depend on SI mode and DI mode.
3398 (doubleint_general_operand): Remove mode attribute.
3400 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3403 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3404 (*sub<mode>3_doubleword): Ditto.
3406 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3407 using SWIM248 mode iterator.
3408 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3409 using SWI48 mode iterator.
3410 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3411 patterns using DWIH mode iterator and any_extend code iterator.
3412 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3413 using any_extend code iterator.
3414 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3415 patterns using DWIH mode iterator and any_extend code iterator.
3416 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3417 using any_extend code iterator.
3418 (<s>mul<mode>3_highpart): Macroize expander from
3419 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3420 and any_extend code iterator.
3421 (*<s>muldi3_highpart_1): Macroize insn from
3422 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3423 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3424 patterns using any_extend code iterator.
3425 (*<s>mulsi3_highpart_zext): Macroize insn from
3426 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3428 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3430 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3431 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3432 refering to a DIE with DW_AT_const_value.
3434 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3437 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3439 2009-10-06 Jan Hubicka <jh@suse.cz>
3441 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3444 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3446 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3447 *lea_2_rex64): Move before *add<mode>_1 pattern.
3449 2009-10-07 Jan Hubicka <jh@suse.cz>
3451 * collect2.c (main): Add -fno-whole-program.
3452 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3454 2009-10-07 Jan Hubicka <jh@suse.cz>
3456 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3457 has no address taken.
3458 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3460 (cgraph_clone_node): Clear externally_visible flag for clones.
3461 * cgraph.h (cgraph_only_called_directly_p,
3462 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3463 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3464 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3465 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3466 ipcp_insert_stage): Likwise.
3467 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3468 externally_visible flag.
3469 (verify_cgraph_node): Verify that inline clones look right.
3470 (process_function_and_variable_attributes): Do not set
3471 externally_visible flags.
3472 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3474 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3476 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3477 clear externally_visible when turning into inline clones
3478 (cgraph_mark_inline_edge): Use new predicates.
3479 (cgraph_estimate_growth): Likewise.
3480 (cgraph_decide_inlining): Likewise.
3481 * ipa.c (cgraph_postorder): Likewise.
3482 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3483 that inline clones are not needed.
3484 (cgraph_externally_visible_p): New predicate.
3485 (function_and_variable_visibility): Add whole_program parameter;
3486 always set externally_visible flag; handle COMDAT function
3488 (local_function_and_variable_visibility): New function.
3489 (gate_whole_program_function_and_variable_visibility): New function.
3490 (whole_program_function_and_variable_visibility): New function.
3491 (pass_ipa_whole_program_visibility): New function.
3492 * passes.c (init_optimization_passes): Add whole program visibility
3494 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3495 not care about needed/reachable flags.
3496 * varpool.c: Include flags.h
3497 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3498 (varpool_finalize_decl): When we are in LTO read-back, all variables
3500 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3502 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3504 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3507 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3509 * config.gcc: Don't include the makefile fragments intended for
3511 * config/s390/fixdfdi.h: File removed.
3512 * config/s390/libgcc-glibc.ver: File removed.
3513 * config/s390/s390.h: Remove the fixdfdi.h hack.
3514 * config/s390/t-crtstuff: File moved to libgcc dir.
3515 * config/s390/t-linux: Likewise.
3516 * config/s390/t-tpf: libgcc specific parts removed.
3517 * config/s390/t-linux64: Likewise.
3519 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3521 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3522 (lto-compress.o): Likewise.
3524 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3527 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3528 dllexport to class members here.
3529 (i386_pe_determine_dllimport_p): Only check static class data for
3531 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3532 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3533 functions for vague linkage.
3534 (i386_pe_type_dllexport_p): Fix formatting.
3535 (maybe_add_dllexport) New function.
3536 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3539 2009-10-07 Ben Elliston <bje@au.ibm.com>
3541 * config/rs6000/a2.md: Remove duplicated lines.
3543 2009-10-07 Ben Elliston <bje@au.ibm.com>
3545 * config.gcc (powerpc*-*-*): Handle a2.
3546 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3547 * config/rs6000/a2.md: New file.
3548 * config/rs6000/rs6000.opt (mno-update): New.
3549 (mupdate): Return to using a mask, not a var.
3550 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3551 (enum processor_type): Add PROCESSOR_PPCA2.
3552 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3553 (rs6000_override_options): Add "a2" to processor_target_table.
3554 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3555 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3557 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3559 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3560 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3561 reference to nonexistent gen_truncxfxf2 function.
3563 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3565 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3566 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3567 (general_operand): Handle TI mode.
3568 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3569 using SDWIM mode iterator.
3570 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3571 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3572 using DWI mode iterator.
3573 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3574 patterns using SWI mode iterator.
3575 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3576 using SWI48 mode iterator.
3577 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3578 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3579 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3580 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3581 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3582 using SDWIM mode iterator.
3583 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3584 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3585 using DWI mode iterator.
3586 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3587 patterns using SWI mode iterator.
3588 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3589 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3590 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3591 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3592 patterns using plusminus code iterator.
3593 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3594 sub<mode>3 patterns using plusminus code iterator.
3595 * config/i386/i386.c (override_options): Update the call to
3596 gen_subdi_carry_rex64 for renamed function.
3597 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3598 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3599 calls to instruction expanders.
3601 2009-10-06 Martin Jambor <mjambor@suse.cz>
3604 * opts.c (decode_options): Run IPA-SRA at -O2.
3606 2009-10-06 Richard Guenther <rguenther@suse.de>
3608 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3610 2009-10-06 Tobias Burnus <burnus@net-b.de>
3613 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3614 -flto and -fwhole-program flags can be combined.
3616 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3619 * gcc.c (process_command): Check that -o argument was specified.
3621 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3623 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3625 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3627 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3628 * doc/invoke.texi (Warning Options): Annotate allowed languages
3629 for -Wunsuffixed-float-constants.
3631 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3633 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3634 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3635 same name and isn't the main variant.
3638 * dwarf2out.c (loc_by_reference): Removed.
3639 (dw_loc_list_1): New function.
3640 (dw_loc_list): Remove toplev argument, add want_address argument.
3641 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3642 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3643 want_address == 2 to dw_loc_list. For successful dw_loc_list
3644 set have_address to 1 only if want_address is not 0.
3646 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3648 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3649 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3650 a code block followed by two pointers.
3651 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3652 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3653 (MIPS_MOVE): Likewise.
3654 (MIPS_LUI): Likewise.
3655 (MIPS_JR): Likewise.
3656 (MIPS_BAL): Likewise.
3657 (MIPS_NOP): Likewise.
3658 (mips_asm_trampoline_template): Delete.
3659 (mips_trampoline_code_size): New function.
3660 (mips_trampoline_init): Add shorter sequences for all cases
3661 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3662 Calculate the opcodes directly, rather than copying from a template.
3663 Only flush the code part of the trampoline.
3664 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3666 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3668 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3669 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3670 (INCOMING_RETURN_ADDR_RTX): Likewise.
3671 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3673 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3674 with RETURN_ADDR_REGNUM.
3675 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3676 * config/mips/mips.c (mips16_build_call_stub): Replace
3677 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3678 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3679 (mips_print_operand_punctuation): Likewise.
3680 (mips_frame_set): Likewise.
3681 (mips16e_output_save_restore): Likewise.
3682 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3683 (mips_save_reg_p): Likewise.
3684 (mips_return_addr): Likewise.
3685 (mips_set_return_address): Likewise.
3686 (mips_direct_save_slot_move_p): Likewise.
3687 (mips_output_function_prologue): Likewise.
3688 (mips_restore_reg): Likewise.
3689 (mips_expand_epilogue): Likewise.
3690 (mips_epilogue_uses): Likewise.
3691 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3692 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3693 (clear_hazard_<mode>): Likewise.
3694 (call_internal): Likewise.
3695 (call_internal_direct): Likewise.
3696 (call_direct_split): Likewise.
3697 (call_value_internal): Likewise.
3698 (call_value_split): Likewise.
3699 (call_value_internal_direct): Likewise.
3700 (call_value_direct_split): Likewise.
3701 (call_value_multiple_internal): Likewise.
3702 (call_value_multiple_split): Likewise.
3704 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3705 Jakub Jelinek <jakub@redhat.com>
3707 PR rtl-optimization/41511
3708 * combine.c (record_value_for_reg): Pass explicit values as argument
3709 to get_last_value_validate.
3710 (get_last_value_validate): Document INSN parameter.
3711 For non-readonly MEMs, assume they might have been modified if INSN
3712 was in another basic block.
3713 (get_last_value): Minor reformatting.
3715 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3718 * final.c (asm_str_count): Split out from asm_insn_count.
3719 * rtl.h (asm_str_count): New prototype.
3720 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3723 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3725 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3727 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3728 Rafael Espindola <espindola@google.com>
3730 * gengtype.c (write_types): Moved call to write_func_for_structure
3731 into seperate loops.
3733 2009-10-05 Richard Guenther <rguenther@suse.de>
3736 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3737 (input_cgraph_1): Input toplevel asms.
3739 2009-10-05 Richard Guenther <rguenther@suse.de>
3742 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3743 (external_aggregate_decl_p): Likewise.
3744 (lto_symtab_compatible): Re-structure. Remove dead code.
3745 For variables ignore toplevel qualifiers when comparing types.
3746 Issue warnings, not errors for mismatched user-alignment.
3748 2009-10-05 Richard Guenther <rguenther@suse.de>
3752 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3753 (struct lto_symtab_identifier_def): Likewise.
3754 (struct lto_symtab_decl_def): Likewise.
3755 (struct lto_symtab_entry_def): New.
3756 (lto_symtab_identifier_t): Rename to ...
3757 (lto_symtab_entry_t): ... this.
3758 (lto_symtab_decls): Remove.
3759 (lto_symtab_base_hash): Rename to ...
3760 (lto_symtab_entry_hash): ... this.
3761 (lto_symtab_base_eq): Rename to ...
3762 (lto_symtab_entry_eq): ... this.
3763 (lto_symtab_base_marked_p): Rename to ...
3764 (lto_symtab_entry_marked_p): ... this.
3765 (lto_symtab_identifier_marked_p): Remove.
3766 (lto_symtab_decl_marked_p): Likewise.
3767 (lto_symtab_maybe_init_hash_tables): Rename to ...
3768 (lto_symtab_maybe_init_hash_table): ... this.
3769 (lto_symtab_set_resolution_and_file_data): Remove.
3770 (lto_symtab_register_decl): New function.
3771 (lto_symtab_get_identifier): Remove.
3772 (lto_symtab_get): New function.
3773 (lto_symtab_get_resolution): Adjust.
3774 (lto_symtab_get_identifier_decl): Remove.
3775 (lto_symtab_set_identifier_decl): Likewise.
3776 (lto_symtab_merge_decl): Rename to ...
3777 (lto_symtab_merge): ... this. Rewrite.
3778 (lto_symtab_merge_var): Remove.
3779 (lto_symtab_merge_fn): Likewise.
3780 (lto_symtab_prevailing_decl): Adjust.
3781 (lto_cgraph_replace_node): New function.
3782 (lto_symtab_merge_decls_2): Likewise.
3783 (lto_symtab_merge_decls_1): Likewise.
3784 (lto_symtab_fixup_var_decls): Likewise.
3785 (lto_symtab_resolve_symbols): Likewise.
3786 (lto_symtab_merge_decls): Likewise.
3787 (lto_symtab_prevailing_decl): Adjust.
3788 (lto_symtab_get_symtab_def): Remove.
3789 (lto_symtab_get_file_data): Likewise.
3790 (lto_symtab_clear_resolution): Adjust.
3791 (lto_symtab_clear_resolution): Likewise.
3792 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3793 (input_cgraph_1): Likewise.
3794 * lto-streamer-in.c (get_resolution): Do not provide fake
3795 symbol resolutions here.
3796 (deferred_global_decls): Remove.
3797 (lto_register_deferred_decls_in_symtab): Likewise.
3798 (lto_register_var_decl_in_symtab): Change signature, register
3799 variable via lto_symtab_register_decl.
3800 (lto_register_function_decl_in_symtab): Likewise.
3801 (lto_read_tree): Adjust.
3802 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3803 (lto_symtab_merge_var): Likewise.
3804 (lto_symtab_merge_fn): Likewise.
3805 (lto_symtab_register_decl): Declare.
3806 (lto_symtab_merge_decls): Likewise.
3808 2009-10-05 Richard Guenther <rguenther@suse.de>
3810 PR tree-optimization/23821
3811 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3812 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3813 simple IV increments.
3815 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3817 * config/arm/arm.c (arm_override_options): Really initialize
3818 flag_dwarf2_cfi_asm to 0.
3820 2009-10-05 Doug Kwan <dougkwan@google.com>
3822 PR rtl-optimization/41574
3823 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3824 floating point and we are not doing unsafe math optimizations.
3826 2009-10-03 Simon Baldwin <simonb@google.com>
3827 Cary Coutant <ccoutant@google.com>
3828 Rafael Espindola <espindola@google.com>
3829 Richard Guenther <rguenther@suse.de>
3830 Jan Hubicka <jh@suse.cz>
3831 Doug Kwan <dougkwan@google.com>
3832 H.J. Lu <hongjiu.lu@intel.com>
3833 Bill Maddox <maddox@google.com>
3834 Ryan Mansfield <rmansfield@qnx.com>
3835 Diego Novillo <dnovillo@google.com>
3836 Ollie Wild <aaw@google.com>
3837 Kenneth Zadeck <zadeck@naturalbridge.com>
3839 * lto-cgraph.c: New file.
3840 * lto-compress.c: New file.
3841 * lto-compress.h: New file.
3842 * lto-opts.c: New file.
3843 * lto-section-in.c: New file.
3844 * lto-section-out.c: New file.
3845 * lto-streamer-in.c: New file.
3846 * lto-streamer-out.c: New file.
3847 * lto-streamer.c: New file.
3848 * lto-streamer.h: New file.
3849 * lto-symtab.c: New file.
3850 * lto-wpa-fixup.c: New file.
3851 * lto-wrapper.c: New file.
3853 2009-10-03 Simon Baldwin <baldwin@google.com>
3854 Ben Elliston <bje@au.ibm.com>
3855 Rafael Espindola <espindola@google.com>
3856 Nathan Froyd <froydnj@codesourcery.com>
3857 Jan Hubicka <jh@suse.cz>
3858 Doug Kwan <dougkwan@google.com>
3859 Diego Novillo <dnovillo@google.com>
3860 Kenneth Zadeck <zadeck@naturalbridge.com>
3862 * Makefile.in (enable_lto): New.
3863 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3864 (LINKER_PLUGIN_API_H): Define.
3865 (LTO_SYMTAB_H): Define.
3866 (LTO_STREAMER_H): Define.
3867 (TREE_VECTORIZER_H): Define.
3868 (INCLUDES): Add LIBELFINC.
3869 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3870 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3871 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3872 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3873 (native): Add lto-wrapper$(exeext)
3874 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3875 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3876 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3877 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3878 (varasm.o): Add dependency on tree-iterator.h.
3879 (cgraph.o): Add dependency on cif-code.def.
3880 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3881 (ipa-pure-const.o): Likewise.
3882 (GTFILES): Add lto-symtab.c.
3883 (install-lto-wrapper): New.
3884 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3885 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3886 * config.in: Regenerate.
3888 2009-10-03 Rafael Espindola <espindola@google.com>
3889 Diego Novillo <dnovillo@google.com>
3891 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3892 ipa_write_summaries.
3893 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3895 (cgraph_optimize): Make extern.
3897 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3898 Kenneth Zadeck <zadeck@naturalbridge.com>
3900 * toplev.c (in_lto_p): Declare.
3901 * collect2.c (scan_prog_file): Read all the output when reading
3902 information for LTO.
3903 (enum lto_mode_d): Declare.
3905 2009-10-03 Richard Guenther <rguenther@suse.de>
3906 Diego Novillo <dnovillo@google.com>
3908 * gimple.c: Include target.h and alias.h.
3909 (gimple_types): Declare.
3910 (type_hash_cache): Declare.
3911 (gimple_alloc_stat): Make extern.
3912 (gimple_build_eh_must_not_throw): Call
3913 gimple_eh_must_not_throw_set_fndecl.
3914 (struct type_pair_d): Declare.
3915 (type_pair_t): Declare.
3916 (type_pair_hash): New.
3917 (type_pair_eq): New.
3918 (lookup_type_pair): New.
3919 (gimple_force_type_merge): New.
3920 (compare_type_names_p): New.
3921 (compare_field_offset): New.
3922 (gimple_types_compatible_p): New.
3923 (struct sccs): Declare.
3924 (next_dfs_num): Declare.
3925 (iterative_hash_gimple_type): New.
3927 (iterative_hash_type_name): New.
3928 (iterative_hash_gimple_type): New.
3929 (gimple_type_hash): New.
3930 (gimple_type_eq): New.
3931 (gimple_register_type): New.
3932 (print_gimple_types_stats): New.
3933 (gimple_signed_or_unsigned_type): New.
3934 (gimple_unsigned_type): New.
3935 (gimple_signed_type): New.
3936 (gimple_get_alias_set): New.
3937 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3938 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3939 (gimple_force_type_merge): Declare.
3940 (gimple_types_compatible_p): Declare.
3941 (gimple_register_type): Declare.
3942 (print_gimple_types_stats): Declare.
3943 (gimple_unsigned_type): Declare.
3944 (gimple_signed_type): Declare.
3945 (gimple_get_alias_set): Declare.
3946 (gimple_eh_must_not_throw_set_fndecl): New.
3948 2009-10-03 Jan Hubicka <jh@suse.cz>
3949 Kenneth Zadeck <zadeck@naturalbridge.com>
3951 * ipa-pure-const.c: Include lto-streamer.h.
3952 (register_hooks): Factor out of ...
3953 (generate_summary): ... here.
3954 (pure_const_write_summary): New.
3955 (pure_const_read_summary): New.
3956 (pass_ipa_pure_const): Add pure_const_write_summary and
3957 pure_const_read_summary.
3958 * ipa-reference.c: Include lto-streamer.h.
3959 (add_new_function): New.
3960 (remove_node_data): New.
3961 (duplicate_node_data): New.
3962 (ipa_init): Guard against multiple calls.
3963 Move hook setup from analyze_function.
3964 (write_node_summary_p): New.
3965 (ipa_reference_write_summary): New.
3966 (ipa_reference_read_summary): New.
3967 (pass_ipa_reference): Add ipa_reference_write_summary and
3968 ipa_reference_read_summary.
3969 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3970 (struct cgraph_edge): Add fields lto_stmt_uid and
3971 call_stmt_cannot_inline_p.
3972 (cgraph_optimize): Declare.
3973 (cgraph_decide_is_function_needed): Declare.
3974 (reset_inline_failed): Declare.
3975 (enum LTO_cgraph_tags): Declare.
3976 (LTO_cgraph_tag_names): Declare.
3977 (LCC_NOT_FOUND): Define.
3979 2009-10-03 Doug Kwan <dougkwan@google.com>
3980 Rafael Espindola <espindola@google.com>
3981 Jan Hubicka <jh@suse.cz>
3982 Diego Novillo <dnovillo@google.com>
3983 Kenneth Zadeck <zadeck@naturalbridge.com>
3985 * passes.c (all_regular_ipa_passes): New.
3986 (all_ipa_passes): Rename to all_small_ipa_passes.
3987 (init_optimization_passes): Init all_regular_ipa_passes.
3988 * tree-pass.h (all_regular_ipa_passes): New.
3989 (all_ipa_passes): Rename to all_small_ipa_passes.
3990 * passes.c (all_lto_gen_passes): New.
3991 (init_optimization_passes): Initialize all_lto_gen_passes.
3992 (execute_ipa_summary_passes): Make non-static.
3993 (ipa_write_summaries_1): New.
3994 (ipa_write_summaries_2): New.
3995 (ipa_write_summaries): New.
3996 (ipa_write_summaries_of_cgraph_node_set): New.
3997 (ipa_read_summaries_1): New.
3998 (ipa_read_summaries): New.
3999 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4000 (execute_regular_ipa_pass_list): Remove.
4001 (init_optimization_passes): Schedule
4002 pass_rebuild_cgraph_edges and pass_early_inline outside
4003 of pass_all_early_optimizations. Document reason.
4004 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4005 pass_ipa_lto_finish_out): New pass.
4006 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4007 (execute_all_ipa_transforms): New.
4008 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4009 (dump_properties, debug_properties): New.
4010 * tree-optimize.c (gate_all_early_local_passes): Return
4011 false if we are in lto1.
4012 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4013 * tree-pass.h (execute_all_ipa_transforms): Declare.
4014 (pass_ipa_function_and_variable_visibility): Declare.
4015 (pass_ipa_early_inline): Declare.
4016 (pass_ipa_lto_gimple_out): Declare.
4017 (pass_ipa_lto_wpa_fixup): Declare.
4018 (pass_ipa_lto_finish_out): Declare.
4019 (all_small_ipa_passes, all_regular_ipa_passes,
4020 all_lto_gen_passes): Declare.
4021 (execute_ipa_summary_passes): Declare.
4022 (execute_all_ipa_transforms): Declare.
4023 (ipa_write_summaries): Declare
4024 (ipa_write_summaries_of_cgraph_node_set): Declare.
4025 (ipa_read_summaries): Declare.
4027 2009-10-03 Doug Kwan <dougkwan@google.com>
4028 Ollie Wild <aaw@google.com>
4030 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4032 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4033 (lto_mode): New variable.
4034 (maybe_run_lto_and_relink): Handle the -fwpa option.
4035 (main): Handle the -fwpa option.
4036 (maybe_unlink_list): New function.
4037 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4038 * common.opt (flto): New flag.
4039 * toplev.c (flag_generate_lto): Declare.
4041 2009-10-03 Simon Baldwin <simonb@google.com>
4043 * common.opt (flto-compression-level): New flag.
4045 * opts.c: Include lto-opts.h.
4046 (handle_option): Call lto_register_user_option for each
4047 valid option handled.
4048 (decode_options): Clear registered options before the options
4051 2009-10-03 Cary Coutant <ccoutant@google.com>
4053 * collect2.c (is_elf): New function.
4054 (scan_prog_file): Require LTO object to be in ELF format.
4056 2009-10-03 Rafael Espindola <espindola@google.com>
4058 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4059 libgcc to the linker.
4061 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4063 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4064 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4066 * collect2.h (collect_execute): Add flags argument.
4067 * tlink.c (tlink_execute): Update call to collect_execute.
4068 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4069 (use_linker_plugin): New.
4070 (use_linker_plugin_spec_function): New.
4071 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4072 (linker_plugin_file_spec): New.
4073 (lto_wrapper_spec): New.
4074 (lto_gcc_spec): New.
4075 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4076 (static_spec_functions): Add use-linker-plugin.
4077 (process_command): Handle -use-linker-plugin.
4078 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4079 linker_plugin_file_spec and lto_gcc_spec.
4080 (use_linker_plugin_spec_function): New.
4082 2009-10-03 Richard Guenther <rguenther@suse.de>
4086 * tree.h (is_lang_specific): Include LANG_TYPE.
4087 * tree.c (find_decls_types_r): Manually add interesting parts
4088 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4090 * gimple.c (type_pair_hash): Make symmetric.
4091 (type_pair_eq): Likewise.
4092 (lookup_type_pair): Increase initial hashtable size.
4093 (gimple_force_type_merge): Rely on type-pair symmetry.
4094 (visit): Remove excessive checking code.
4095 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4096 (gimple_register_type): Remove getenv calls, shrink initial
4100 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4101 inline functions if not generating lto output.
4104 * toplev.c (finalize): In WPA mode remove the asm file.
4106 2009-10-03 Doug Kwan <dougkwan@google.com>
4108 * ipa-inline.c (cgraph_mark_inline): Check
4109 edge->call_stmt_cannot_inline_p instead of calling
4110 gimple_call_cannot_inline_p.
4111 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4112 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4113 (inline_generate_summary): Do nothing in LTRANS.
4114 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4115 exists before calling gimple_call_cannot_inline_p.
4116 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4117 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4118 Update new_edge->lto_stmt_uid.
4119 * cgraphbuild.c (reset_inline_failed): New.
4121 * common.opt (fwpa): New flag.
4122 (fltrans): New option.
4123 * gcc.c (gcc_lto_option_t): New type.
4124 (current_lto_option): New variable.
4125 (lto_single_spec_function): Remove and is replaced by ..
4126 (lto_option_spec_function): New function.
4127 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4128 passing the -flto flag.
4129 (cc1_options): Separate non-LTO related parts into ..
4130 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4131 (lto1_options): New spec for lto FE.
4132 (link_lto_options): New spec for handling LTO flags in linker.
4133 (invoke_lto_single): Re-format to fit in 80 column. Replace
4134 lto-single with lto-option.
4135 (static_specs): Add cc1_non_lto_options, lto1_options and
4137 (static_spec_function): Replace lto-single with lto-option.
4138 (process_command): Handle -flto, -fwpa and -fltran by setting
4139 current_lto_option and not passing it to subprocess unconditionally.
4141 2009-10-03 Bill Maddox <maddox@google.com>
4143 Add `gcc' driver support for link-time code generation (LTO).
4145 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4146 (lto_flag, lto_objects, lto_o_file): New variables.
4147 (struct lto_object, struct lto_object_list): New structures.
4148 (collect_exit, handler): Remove LTO temporary output file on exit.
4149 (add_lto_object): New function.
4150 (maybe_run_lto_and_relink): New function. Perform link time code
4151 generation and relinking for object files containing LTO information.
4152 (main): Invoke maybe_run_lto_and_relink().
4153 (dump_argv): New function. For debugging, currently disabled.
4154 (scan_prog_file): Add LTO information pass.
4155 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4157 * toplev.c (compile_file): Emit assembler directive to create
4158 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4160 2009-10-03 Diego Novillo <dnovillo@google.com>
4162 * c.opt: Add LTO to warn_abi and warn_psabi.
4164 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4165 inline function. Ignore language-specific nodes. Update all users.
4166 (find_decls_types_r): Do not traverse the subtrees of
4167 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4168 * tree.h (is_lang_specific): New.
4169 * langhooks.h (struct lang_hooks_for_decls): Remove
4170 may_need_assembler_name_p. Update all users.
4172 * c-common.c (set_builtin_user_assembler_name): Move ...
4173 * builtins.c (set_builtin_user_assembler_name): ... here.
4174 (is_builtin_name): Add comment
4175 (is_builtin_fn): New.
4176 * except.c (output_ttype): Only call
4177 lookup_type_for_runtime if TYPE is not a runtime type.
4179 * passes.c (register_pass): Call position_pass on
4180 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4181 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4182 (TV_IPA_LTO_DECL_IO): Define.
4183 (TV_IPA_LTO_CGRAPH_IO): Define.
4185 (TV_WHOPR_WPA): Define.
4186 (TV_WHOPR_WPA_IO): Define.
4187 (TV_WHOPR_LTRANS): Define.
4188 (TV_WHOPR_WPA_FIXUP): Define.
4189 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4190 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4191 * tree-flow.h (tree_node_can_be_shared): Declare.
4192 * tree-inline.c (tree_can_inline_p): Check that E has a
4193 statement associated with it.
4194 * tree.c (free_lang_data_in_binf): Factor out of ...
4195 (free_lang_data_in_type): ... here.
4196 Call RECORD_OR_UNION_TYPE_P.
4197 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4198 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4199 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4200 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4201 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4202 (gate_free_lang_data): Return true if flag_generate_lto is set.
4203 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4204 * c-common.h (set_builtin_user_assembler_name): Move ...
4205 * tree.h (set_builtin_user_assembler_name): ... here.
4207 * common.opt (flto-report): New flag.
4208 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4209 * collect2.c (scan_prog_file): Send the error output of
4210 'nm' to HOST_BIT_BUCKET.
4212 2009-10-03 Ollie Wild <aaw@google.com>
4214 * langhooks-def.h (lhd_begin_section): New function declaration.
4215 (lhd_write_section): New function declaration.
4216 (lhd_end_section): New function declaration.
4217 (LANG_HOOKS_BEGIN_SECTION): New macro.
4218 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4219 (LANG_HOOKS_END_SECTION): New macro.
4220 (LANG_HOOKS_LTO): New macro.
4221 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4222 * langhooks.c (output.h): Add include.
4223 (saved_section): New static variable.
4224 (lhd_begin_section): New function.
4225 (lhd_write_section_data): New function.
4226 (lhd_end_section): New function.
4227 * langhooks.h (struct lang_hooks_for_lto): New structure.
4228 (struct lang_hooks): Add member lto.
4229 * Makefile.in (langhooks.o): Add dependency on output.h.
4231 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4233 2009-10-03 Richard Guenther <rguenther@suse.de>
4235 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4238 2009-10-03 Simon Baldwin <simonb@google.com>
4239 Richard Guenther <rguenther@suse.de>
4240 Janis Johnson <janis187@us.ibm.com>
4241 Doug Kwan <dougkwan@google.com>
4242 Diego Novillo <dnovillo@google.com>
4243 Ramana Radhakrishnan <ramana.r@gmail.com>
4244 Ollie Wild <aaw@google.com>
4246 * doc/install.texi: Add documentation for libelf and --enable-lto.
4247 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4248 -flto-report, -flto-compression-level and -use-linker-plugin.
4249 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4250 Add section for LTO Testing.
4252 2009-10-02 Cary Coutant <ccoutant@google.com>
4254 Add support for comdat type sections for DWARF v4.
4255 Merge from dwarf4 branch.
4257 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4258 (dw_die_ref): Define vector type.
4259 (enum dw_val_class): Add dw_val_class_data8.
4260 (struct dw_val_struct): Add v.val_data8.
4261 (comdat_type_node_ref): New type.
4262 (struct die_struct): Move die_symbol into a union; add new field
4263 die_type_node. Change all uses.
4264 (comdat_type_node): New type.
4265 (skeleton_chain_node): New type.
4266 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4267 (comdat_type_list): New variable.
4268 (dwarf_tag_name): Add DW_TAG_type_unit.
4269 (dwarf_attr_name): Add DW_AT_signature.
4270 (add_AT_data8): New function.
4271 (replace_child): New function.
4272 (move_all_children): New function.
4273 (print_signature): New function.
4274 (print_die): Print signature information; add dw_val_class_data8.
4275 (attr_checksum): Support dw_val_class_data8.
4276 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4277 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4278 (checksum_sleb128, checksum_uleb128): New functions.
4279 (checksum_die_context): New function.
4280 (loc_checksum_ordered): New function.
4281 (attr_checksum_ordered): New function.
4282 (struct checksum_attributes): New structure.
4283 (collect_checksum_attributes): New function.
4284 (die_checksum_ordered): New function.
4285 (generate_type_signature): New function.
4286 (same_dw_val_p): Add dw_val_class_data8.
4287 (is_symbol_die): Use new is_declaration_die function.
4288 (is_declaration_die): New function.
4289 (should_move_die_to_comdat): New function.
4290 (clone_die): New function.
4291 (clone_tree): New function.
4292 (clone_as_declaration): New function.
4293 (copy_declaration_context): New function.
4294 (generate_skeleton_ancestor_tree): New function.
4295 (generate_skeleton_bottom_up): New function.
4296 (generate_skeleton): New function.
4297 (remove_child_or_replace_with_skeleton): New function.
4298 (break_out_comdat_types): New function.
4299 (struct decl_table_entry): New type.
4300 (htab_decl_hash): New function.
4301 (htab_decl_eq): New function.
4302 (htab_decl_del): New function.
4303 (copy_ancestor_tree): New function.
4304 (copy_decls_walk): New function.
4305 (copy_decls_for_unworthy_types): New function.
4306 (build_abbrev_table): Don't assert on missing die_symbol when doing
4307 comdat type sections.
4308 (size_of_die): Use DW_FORM_sig8 for external references. Add
4310 (unmark_dies): Don't assert for unmarked dies when doing comdat
4312 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4313 (output_signature): New function.
4314 (output_die): Likewise.
4315 (output_compilation_unit_header): Mark output as DWARF version 3
4316 even if generating DWARF 4.
4317 (output_comdat_type_unit): New function.
4318 (output_line_info): Mark output as DWARF version 3 even if generating
4320 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4322 (dwarf2out_end_source_file): Likewise.
4323 (prune_unused_types_walk_attribs): Don't follow references into
4324 comdat type sections.
4325 (prune_unused_types_mark): When generating type units, do not mark
4326 children of non-defining declarations of types; do mark children of
4328 (prune_unused_types): Process comdat type sections.
4329 (htab_ct_hash): New function.
4330 (htab_ct_eq): New function.
4331 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4332 Add a pointer to the line table from type unit entries so
4333 DW_AT_decl_file has meaning.
4334 * varasm.c (default_elf_asm_named_section): Use identifier name as
4335 comdat key instead of lang hook.
4337 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4339 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4341 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4343 * config/i386/i386.md (SWIM248): New mode iterator.
4344 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4345 divmodhi4 patterns using SWIM248 macro.
4346 (*divmod<mode>4): Macroize insn_and_split pattern from
4347 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4348 and their corresponding splitters usign SWIM248 macro. Split SImode
4349 insn to generate cltd and DImode insn to generate cqto instead of
4350 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4351 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4352 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4353 *divmodsi_noext patterns using SWIM248 macro.
4354 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4355 udivmodhi4 patterns using SWIM248 macro.
4356 (*udivmod<mode>4): Macroize insn_and_split pattern from
4357 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4358 corresponding splitters using SWIM248 macro.
4359 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4360 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4362 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4364 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4365 of zero-sized element is zero-sized regardless of its extent.
4367 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4370 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4371 * configure: Regenerated.
4372 * config.in: Regenerated.
4373 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4374 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4375 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4376 not emitting .eh_frame, emit .cfi_sections .debug_frame
4381 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4382 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4384 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4385 vars use DECL_RTL with resetting it back to NULL afterwards.
4386 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4387 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4388 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4389 the attribute type allows it, otherwise use DW_FORM_dataN.
4390 (mem_loc_descriptor): Handle CONST_STRING.
4391 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4392 Handle MEM with CONST_STRING address using add_AT_string.
4393 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4394 CONST_STRING for const arrays initialized with a string literal.
4395 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4396 (dwarf2out_finish): Call resolve_addr.
4398 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4399 Maxim Kuvyrkov <maxim@codesourcery.com>
4401 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4403 2009-10-02 Nick Clifton <nickc@redhat.com>
4405 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4406 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4408 2009-10-01 Jan Hubicka <jh@suse.cz>
4410 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4411 (cgraph_create_virtual_clone): Just pass redirect_callers
4413 * cgraph.h (cgraph_clone_node): Update prototype.
4414 * ipa-pure-const.c (self_recursive_p): New function.
4415 (propagate): Use it.
4416 * ipa-inline.c (cgraph_clone_inlined_nodes,
4417 cgraph_decide_recursive_inlining): Update.
4419 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4421 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4422 instructions for TARGET_OCTEON.
4424 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4426 * config/arm/arm.c (arm_override_options): Turn off
4427 flag_dwarf2_cfi_asm for AAPCS variants.
4429 2009-10-01 Martin Jambor <mjambor@suse.cz>
4432 * tree-sra.c (convert_callers): Do not call
4433 compute_inline_parameters on one caller more than once.
4435 2009-10-01 Nick Clifton <nickc@redhat.com>
4437 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4438 an empty string if not already defined.
4440 2009-10-01 Martin Jambor <mjambor@suse.cz>
4443 * tree-sra.c (is_va_list_type): New function.
4444 (find_var_candidates): Call is_va_list_type.
4445 (find_param_candidates): Check that the type or the type pointed
4446 to are not va_list types.
4448 2009-10-01 Martin Jambor <mjambor@suse.cz>
4451 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4452 DECL_ARTIFICIAL (param_decl) is true.
4454 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4456 * tree.h (tree_decl_common::lang_flag_8): New.
4457 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4459 * c-common.h (RID_CONSTEXPR): New.
4461 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4463 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4464 Use ref-all pointers.
4465 (alpha_gimplify_va_arg): Ditto.
4467 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4470 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4471 before insn counting loop now that BB_END (bb) is counted. Ensure
4472 the return value isn't zero.
4474 2009-09-30 Nick Clifton <nickc@redhat.com>
4476 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4477 with separate definitions of c_target_objs and cxx_target_objs.
4478 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4480 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4481 sh_symbian_import_export_class.
4482 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4483 * config/sh/symbian.c: Delete, moving code into...
4484 * config/sh/symbian-base.c: ... here
4485 * config/sh/symbian-c.c: ... and here
4486 * config/sh/symbian-cxx.c: ... and here.
4488 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4491 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4492 of plus RTX into register.
4494 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4496 * doc/install.texi: Linguistic and markup fixes.
4497 (Configuration) <--disable-cpp>: Remove description.
4498 <--enable-maintainer-mode>: Autotools files are affected, too.
4499 <--with-sysroot>: Improve description.
4500 (Building): Bump required GNU make version.
4502 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4504 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4505 (x86_64-*-*): Ditto.
4507 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4508 intrinisics for FMA4.
4509 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4510 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4511 Add FMA4 check and fma4intrin.h.
4512 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4514 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4515 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4516 constant for FMA4 support.
4517 (UNSPEC_FMA4_FMADDSUB): Ditto.
4518 (UNSPEC_FMA4_FMSUBADD): Ditto.
4519 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4520 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4521 (ix86_expand_fma4_multiple_memory): Ditto.
4522 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4523 (OPTION_MASK_ISA_FMA4_UNSET): New.
4524 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4525 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4526 (ix86_handle_option): Handle -mfma4.
4527 (isa_opts): Handle -mfma4.
4528 (enum pta_flags): Add PTA_FMA4.
4529 (override_options): Add FMA4 support.
4530 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4531 (IX86_BUILTIN_VFMADDSD): Ditto.
4532 (IX86_BUILTIN_VFMADDPS): Ditto.
4533 (IX86_BUILTIN_VFMADDPD): Ditto.
4534 (IX86_BUILTIN_VFMSUBSS): Ditto.
4535 (IX86_BUILTIN_VFMSUBSD): Ditto.
4536 (IX86_BUILTIN_VFMSUBPS): Ditto.
4537 (IX86_BUILTIN_VFMSUBPD): Ditto.
4538 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4539 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4540 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4541 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4542 (IX86_BUILTIN_VFNMADDSS): Ditto.
4543 (IX86_BUILTIN_VFNMADDSD): Ditto.
4544 (IX86_BUILTIN_VFNMADDPS): Ditto.
4545 (IX86_BUILTIN_VFNMADDPD): Ditto.
4546 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4547 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4548 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4549 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4550 (IX86_BUILTIN_VFMADDPS256): Ditto.
4551 (IX86_BUILTIN_VFMADDPD256): Ditto.
4552 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4553 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4554 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4555 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4556 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4557 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4558 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4559 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4560 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4561 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4562 (enum multi_arg_type): New enum for describing the various FMA4
4563 intrinsic argument types.
4564 (bdesc_multi_arg): New table for FMA4 intrinsics.
4565 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4566 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4568 (ix86_expand_builtin): Add FMA4 intrinsic support.
4569 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4570 operand instructions.
4571 (ix86_expand_fma4_multiple_memory): New function to split the
4572 second memory reference from FMA4 instructions.
4573 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4574 (ssemodesuffixf2s): Ditto.
4575 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4577 (fma4_fmsub<mode>4): Ditto.
4578 (fma4_fnmadd<mode>4): Ditto.
4579 (fma4_fnmsub<mode>4): Ditto.
4580 (fma4_vmfmadd<mode>4): Ditto.
4581 (fma4_vmfmsub<mode>4): Ditto.
4582 (fma4_vmfnmadd<mode>4): Ditto.
4583 (fma4_vmfnmsub<mode>4): Ditto.
4584 (fma4_fmadd<mode>4256): Ditto.
4585 (fma4_fmsub<mode>4256): Ditto.
4586 (fma4_fnmadd<mode>4256): Ditto.
4587 (fma4_fnmsub<mode>4256): Ditto.
4588 (fma4_fmaddsubv8sf4): Ditto.
4589 (fma4_fmaddsubv4sf4): Ditto.
4590 (fma4_fmaddsubv4df4): Ditto.
4591 (fma4_fmaddsubv2df4): Ditto.
4592 (fma4_fmsubaddv8sf4): Ditto.
4593 (fma4_fmsubaddv4sf4): Ditto.
4594 (fma4_fmsubaddv4df4): Ditto.
4595 (fma4_fmsubaddv2df4): Ditto.
4596 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4597 instructions for intrinsics.
4598 (fma4i_fmsub<mode>4): Ditto.
4599 (fma4i_fnmadd<mode>4): Ditto.
4600 (fma4i_fnmsub<mode>4): Ditto.
4601 (fma4i_vmfmadd<mode>4): Ditto.
4602 (fma4i_vmfmsub<mode>4): Ditto.
4603 (fma4i_vmfnmadd<mode>4): Ditto.
4604 (fma4i_vmfnmsub<mode>4): Ditto.
4605 (fma4i_fmadd<mode>4256): Ditto.
4606 (fma4i_fmsub<mode>4256): Ditto.
4607 (fma4i_fnmadd<mode>4256): Ditto.
4608 (fma4i_fnmsub<mode>4256): Ditto.
4609 (fma4i_fmaddsubv8sf4): Ditto.
4610 (fma4i_fmaddsubv4sf4): Ditto.
4611 (fma4i_fmaddsubv4df4): Ditto.
4612 (fma4i_fmaddsubv2df4): Ditto.
4613 (fma4i_fmsubaddv8sf4): Ditto.
4614 (fma4i_fmsubaddv4sf4): Ditto.
4615 (fma4i_fmsubaddv4df4): Ditto.
4616 (fma4i_fmsubaddv2df4): Ditto.
4618 * doc/invoke.texi (-mfma4): Add documentation.
4619 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4621 2009-09-29 Richard Henderson <rth@redhat.com>
4623 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4624 an edge to the new destination block.
4626 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4629 * pa.c (hppa_profile_hook): Use
4630 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4632 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4633 Alexander Monakov <amonakov@ispras.ru>
4636 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4637 (not_postinc_memory_operand): New.
4638 (not_postinc_move_operand): New.
4639 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4640 (*cmovsi_internal): Ditto.
4642 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4644 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4645 restrict issue_rate in first pass when scheduling for register
4648 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4649 Rafael Avila de Espindola <espindola@google.com>
4651 * gengtype.c (plugin_output): New.
4652 (get_output_file_with_visibility): Return plugin_output for plugins.
4653 (main): Parse and use the -P option.
4654 * gty.texi: Update the command line format.
4656 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4659 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4661 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4662 out if !const_ok_for_output.
4665 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4666 case VAR_LOCATION>: Remove gcc_unreachable ().
4668 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4670 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4671 (x86_64-*-*): Ditto.
4672 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4673 back to smmintrin.h.
4674 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4675 * config/i386/x86intrin.h: Remove SSE5.
4676 * config/i386/mmintrin-common.h: Delete file.
4677 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4679 2009-09-29 Richard Guenther <rguenther@suse.de>
4681 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4682 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4684 2009-09-29 Nick Clifton <nickc@redhat.com>
4686 * function.c (current_function_name): If there is no current
4687 function just return "<none>".
4689 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4691 * tree-pass.h (register_pass_info): New structure.
4692 (pass_positioning_ops): Move enum from gcc-plugin.h.
4693 (register_pass): New function.
4694 * gcc-plugin.h (plugin_pass): Delete structure.
4695 (pass_positioning_ops): Delete enum.
4696 * plugin.c (regsiter_pass): Delete function.
4697 (position_pass): Delete function.
4698 (added_pass_nodes): Delete variable.
4699 (prev_added_pass_nodes): Delete variable.
4700 (pass_list_node): Delete structure.
4701 * passes.c (make_pass_instance): New function.
4702 (next_pass_1): Change to call make_pass_instance.
4703 (pass_list_node): Move structure from gcc-plugin.h.
4704 (added_pass_nodes): Move variable from plugin.c.
4705 (prev_added_pass_nodes): Move variable from plugin.c.
4706 (position_pass): New function.
4707 (register_pass): New function.
4709 2009-09-28 Easwaran Raman <eraman@google.com>
4711 * ifcvt.c (noce_try_abs): Recognize pattern and call
4712 expand_one_cmpl_abs_nojump.
4713 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4714 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4716 2009-09-28 Ian Lance Taylor <iant@google.com>
4719 * c-opts.c (c_common_handle_option): Don't set
4720 warn_jump_misses_init for -Wall.
4721 * doc/invoke.texi (Warning Options): Update documentation.
4723 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4725 * Makefile.in ($(out_object_file)): Depend on
4726 gt-$(basename $(notdir $(out_file))).h.
4728 2009-09-28 Richard Henderson <rth@redhat.com>
4730 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4731 * except.c (gen_eh_region): Set it.
4732 (duplicate_eh_regions_1): Copy it.
4733 * tree-eh.c (lower_resx): Use it to determine which function
4736 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4737 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4738 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4739 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4740 BUILT_IN_CXA_END_CLEANUP if necessary.
4742 * c-common.c (c_define_builtins): Update call to
4743 build_common_builtin_nodes.
4745 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4747 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4749 2009-09-28 Michael Matz <matz@suse.de>
4751 * builtins.c (interclass_mathfn_icode): New helper.
4752 (expand_builtin_interclass_mathfn): Use it here, and split folding
4754 (fold_builtin_interclass_mathfn): ... this new folder.
4755 (build_call_nofold_loc): New static helper.
4756 (build_call_nofold): New wrapper macro for above.
4757 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4758 (expand_builtin_pow): Ditto.
4759 (expand_builtin_memset_args): Ditto.
4760 (expand_builtin_printf): Ditto.
4761 (expand_builtin_fprintf): Ditto.
4762 (expand_builtin_sprintf): Ditto.
4763 (expand_builtin_memory_chk): Ditto.
4764 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4765 (expand_builtin_stpcpy): Ditto.
4766 (expand_builtin_strcmp): Ditto.
4767 (expand_builtin_strncmp): Ditto.
4768 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4769 (expand_builtin_strcpy_args): Don't call folders.
4770 (expand_builtin_memcmp): Ditto.
4771 (expand_builtin_strncpy): Ditto, and use target.
4772 (expand_builtin_memcpy): Ditto.
4773 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4774 expand_builtin_strpbrk, expand_builtin_memmove,
4775 expand_builtin_memmove_args, expand_builtin_bcopy,
4776 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4777 expand_builtin_strspn, expand_builtin_strcspn,
4778 expand_builtin_fputs): Remove these.
4779 (expand_builtin): Don't call the above, change calls to other
4780 expanders that changed prototype.
4781 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4782 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4783 fold_builtin_interclass_mathfn.
4784 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4785 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4787 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4788 * passes.c (init_optimization_passes): Move pass_fold_builtins
4789 after last phiopt pass.
4790 * tree-inline.c (fold_marked_statements): When folding builtins
4791 iterate over all instruction potentially generated.
4792 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4794 (fold_gimple_call): Use it to always fold calls (into potentially
4795 multiple instructions).
4796 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4797 calls into zero at this time.
4798 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4799 statements generated by builtin folding.
4801 2009-09-28 Nick Clifton <nickc@redhat.com>
4803 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4805 2009-09-28 Duncan Sands <baldrick@free.fr>
4807 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4808 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4809 (register_callback): Dispatch it.
4810 (invoke_plugin_callbacks): Incorporate in sanity check.
4811 * ggc.h (ggc_register_cache_tab): Add declaration.
4812 * ggc-common.c (ggc_register_root_tab): Simplify.
4813 (const_ggc_cache_tab_t): New typedef.
4814 (extra_cache_vec): New vector of dynamically added cache tables.
4815 (ggc_register_cache_tab): New function.
4816 (ggc_scan_cache_tab): New function.
4817 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4818 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4820 2009-09-27 Richard Henderson <rth@redhat.com>
4822 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4823 which we remove __builtin_stack_restore.
4825 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4827 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4828 to test for GRD_INVARIANT.
4829 (simple_rhs_p): Anything that's function_invariant_p is fine.
4831 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4833 * gengtype.c (main): Use plunge_files instead of plugin_output.
4835 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4836 Rafael Avila de Espindola <espindola@google.com>
4838 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4839 Don't print pch related info if it is false.
4840 (main): Don't print pch info in plugin mode.
4842 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4844 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4845 with dw_val_class_const_double.
4846 (struct dw_val_struct): Replace val_long_long with val_double and
4847 adjust for above change.
4848 (output_loc_operands): Likewise.
4849 (add_AT_long_long): Rename into...
4850 (add_AT_double): ...this.
4851 (print_die): Replace dw_val_class_long_long with
4852 dw_val_class_const_double and adjust.
4853 (attr_checksum): Likewise.
4854 (same_dw_val_p): Likewise.
4855 (size_of_die): Likewise.
4856 (value_format): Likewise.
4857 (output_die): Likewise.
4858 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4859 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4860 instead of add_AT_long_long.
4861 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4862 value with the precision of its type.
4864 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4867 * c-typeck.c (build_conditional_expr): Use the readonly and
4868 volatile flags of the operand types, not of the operands itself.
4870 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4872 * collect2.c (main): Look for -brtl before adding libraries.
4874 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4876 * config.gcc: Update OpenBSD targets.
4877 * config/openbsd-stdint.h: New file.
4878 * config/openbsd-libpthread.h: New file.
4879 * config/openbsd.h: Update and break out LIB_SPEC definition.
4880 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4881 * config/i386/openbsdelf.h: Correct types.
4882 * config/m68k/openbsd.h: Likewise.
4883 * config/mips/openbsd.h: Likewise.
4884 * config/vax/openbsd.h: Likewise.
4886 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4888 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4889 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4890 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4891 of the length and zero.
4893 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4895 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4896 (FLAGS_H): Add options.h $(REAL_H).
4897 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4898 (TREE_VECTORIZER_H): New.
4899 (EBITMAP_H): Renamed from EBIMAP_H.
4900 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4901 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4902 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4903 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4904 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4905 (graphite-clast-to-gimple.o, graphite-dependences.o)
4906 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4907 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4908 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4909 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4910 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4911 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4912 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4913 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4914 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4915 updated and fixed as per above changes and per
4916 check_makefile_deps.sh output.
4919 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4920 * configure: Regenerate.
4922 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4924 * doc/install.texi: Update minimum MPC version to 0.7.
4926 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4928 * doc/install.texi (Binaries): Remove reference to the binary
4929 distribution CD-ROM from the FSF.
4931 2009-09-26 Michael Matz <matz@suse.de>
4935 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4936 that are mentioned in the body.
4938 2009-09-26 Michael Matz <matz@suse.de>
4940 PR tree-optimization/41454
4941 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4942 (tree_ssa_dominator_optimize): Don't allocate and free it.
4943 (dom_opt_leave_block): Don't iterate over it.
4944 (eliminate_redundant_computations): Don't return a value.
4945 (cprop_operand, cprop_into_stmt): Ditto.
4946 (optimize_stmt): Don't defer updating stmts.
4948 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4950 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4951 generic_parameter_die, template_parameter_pack_die,
4952 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4953 renaming DW_TAG_formal_parameter_pack and
4954 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4955 and DW_TAG_GNU_template_parameter_pack.
4957 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4959 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4960 * config/v850/v850.c (v850_function_value): New function.
4961 (TARGET_FUNCTION_VALUE): Define.
4963 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4965 * tree-vect-stmts.c (vectorizable_call): Call
4966 mark_symbols_for_renaming after vect_finish_stmt_generation.
4968 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4969 to loc_descriptor_from_tree.
4970 (add_location_or_const_value_attribute): Pass 0 instead of 2
4971 for decl_by_reference_p decls.
4973 2009-09-25 Richard Guenther <rguenther@suse.de>
4976 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4979 2009-09-25 Ben Elliston <bje@au.ibm.com>
4981 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4984 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4986 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4987 form of instruction.
4989 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4992 * fold-const.c (const_binop): Handle complex int division.
4993 * tree-complex.c (expand_complex_div_straight,
4994 expand_complex_div_wide): Update comments.
4996 2009-09-24 DJ Delorie <dj@redhat.com>
4999 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5000 (reg_class): Likewise.
5001 (REG_CLASS_NAMES): Likewise.
5002 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5003 (m32c_override_options): Disable -fivopts for M32C.
5005 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5007 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5008 Delete VSX load/store with update support.
5009 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5010 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5014 (VStype_load_update): Ditto.
5015 (VStype_store_update): Ditto.
5016 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5017 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5019 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5020 load/store with update builtins.
5022 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5024 * libgcc2.c (L_trampoline): Prototype for getpagesize
5025 and mprotect in WINNT case.
5027 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5029 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5030 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5031 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5032 'outgoing' argument.
5033 (TARGET_FUNCTION_VALUE): Define.
5035 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5037 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5039 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5042 * common.opt: Initialize dwarf_strict to -1.
5043 * toplev.c (process_options): Catch unset dwarf_strict
5044 and set to 0 for all targets not overriding.
5045 * config/darwin.c (darwin_override_options): Catch unset
5046 dwarf_strict and override to 1.
5048 2009-09-24 Jeff Law <law@redhat.com>
5050 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5052 2009-09-24 Richard Guenther <rguenther@suse.de>
5054 PR tree-optimization/36143
5055 PR tree-optimization/38747
5056 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5057 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5059 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5062 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5063 return false instead of gcc_unreachable (). For CONST return the
5064 value returned by recursive call instead of always returning true.
5065 (tree_add_const_value_attribute): Return the value returned by
5066 add_const_value_attribute instead of always returning true if rtl
5069 2009-09-23 Justin Seyster <jrseys@gmail.com>
5071 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5073 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5075 * cgraphunit.c (cgraph_lower_function): Revert last change.
5076 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5077 instead of DECL_NO_STATIC_CHAIN.
5078 * tree-cfg.c (verify_gimple_call): Likewise.
5079 * tree-nested.c (get_chain_decl, get_chain_field,
5080 convert_tramp_reference_op, convert_gimple_call): Likewise.
5081 (convert_all_function_calls): Likewise. Always set or clear
5082 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5083 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5084 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5086 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5087 DECL_NO_STATIC_CHAIN.
5088 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5089 instead of DECL_NO_STATIC_CHAIN.
5090 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5091 decl_function_context.
5092 * varasm.c (initializer_constant_valid_p): Likewise.
5093 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5094 (DECL_STATIC_CHAIN): ... this.
5095 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5096 instead of DECL_NO_STATIC_CHAIN.
5098 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5099 Rafael Avila de Espindola <espindola@google.com>
5101 * gengtype.c (nb_plugin_files): Make it unsigned to match
5102 num_gt_files. Adjust other variables to avoid warnings.
5103 (main): Allocate an all zero lang_bitmap before each plugin file name
5104 to match regular file names.
5106 2009-09-23 Richard Henderson <rth@redhat.com>
5108 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5109 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5110 static chain passed in memory.
5111 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5112 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5113 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5114 STATIC_CHAIN_REGNUM defined.
5116 * config/picochip/picochip-protos.h: s/class/klass/.
5117 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5118 (picochip_static_chain): New.
5119 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5120 (STATIC_CHAIN_INCOMING): Remove.
5122 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5123 (xtensa_static_chain): New.
5124 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5125 (STATIC_CHAIN_INCOMING): Remove.
5127 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5129 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5130 * config/pa/pa-protos.h (function_value): Remove.
5131 * config/pa/pa.c (pa_function_value): Rename from function_value.
5132 Make static, add 'outgoing' argument.
5133 (TARGET_FUNCTION_VALUE): Define.
5135 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5137 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5138 instead of cfun->machine->is_leaf.
5139 * config/avr/avr.h (machine_function): Remove is_leaf field.
5141 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5144 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5145 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5146 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5147 the same size, prefer DW_OP_stack_value.
5148 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5149 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5151 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5154 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5156 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5159 * cfgexpand.c (convert_debug_memory_address): New.
5160 (expand_debug_expr): Convert base address and offset to the same
5161 mode. Use it to convert addresses to other modes. Accept
5164 2009-09-23 Richard Guenther <rguenther@suse.de>
5166 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5167 produced for bigendian targets with promoted subregs.
5169 2009-09-23 Richard Guenther <rguenther@suse.de>
5171 * value-prof.c (gimple_ic): Purge old EH edges only after building
5174 2009-09-23 Nick Clifton <nickc@redhat.com>
5176 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5178 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5181 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5184 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5185 on non-nested functions.
5187 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5188 Jan Hubicka <jh@suse.cz>
5190 * dwarf2out.c (loc_list_plus_const): Only define if
5191 DWARF2_DEBUGGING_INFO.
5192 (address_of_int_loc_descriptor): Likewise.
5195 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5197 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5200 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5201 constant is more than zero.
5203 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5206 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5207 call final to emit non-scheduled prologue, instead insert at entry.
5209 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5210 Joseph S. Myers <joseph@codesourcery.com>
5212 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5214 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5215 Rafael Avila de Espindola <espindola@google.com>
5217 * gengtype.c (is_file_equal): New function.
5218 (close_output_files): Use is_file_equal. Free of->buf.
5220 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5221 Rafael Avila de Espindola <espindola@google.com>
5223 * gengtype.c (write_types, write_local): Add the output_header
5224 argument. Update all callers.
5226 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5228 * dwarf2out.c (template_parameter_pack_die,
5229 gen_formal_parameter_pack_die ): New functions.
5230 (make_ith_pack_parameter_name): Remove this function.
5231 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5232 DW_TAG_formal_parameter_pack.
5233 (gen_generic_params_dies): Represent each template parameter pack
5234 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5235 represented by usual DW_TAG_template_*_parameter DIEs that are
5236 children of the DW_TAG_template_parameter_pack element DIE.
5237 (generic_parameter_die): This doesn't deal with parameter pack
5238 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5239 of parameter pack DIEs.
5240 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5241 in certain cases, e.g. for pack elements.
5242 (gen_formal_types_die, gen_decl_die): Adjust usage of
5243 gen_formal_parameter_die.
5244 (gen_subprogram_die): Represent each function parameter pack by a
5245 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5246 represented by usual DW_TAG_formal_parameter DIEs that are children
5247 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5248 ____builtin_va_alist decls as no part of the compiler uses those
5250 * langhooks.h (struct lang_hooks_for_decls): Add
5251 function_parm_expanded_from_pack_p, get_generic_function_decl
5252 and function_parameter_pack_p hooks. Fix comment for
5253 get_innermost_generic_parms hook.
5254 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5255 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5256 macros and use them to initialize lang_hook.
5258 2009-09-22 Richard Henderson <rth@redhat.com>
5260 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5261 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5262 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5263 on TRAMPOLINE_TEMPLATE.
5264 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5265 TRAMPOLINE_ADJUST_ADDRESS.
5266 * targhooks.c (default_asm_trampoline_template): Remove.
5267 (default_trampoline_adjust_address): Remove.
5268 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5269 * targhooks.h: Update decls.
5271 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5273 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5274 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5275 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5277 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5280 * reload1.c (reload): Reset debug insns with pseudos without
5283 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5285 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5286 unconditional true for decimal float modes.
5287 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5288 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5290 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5292 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5293 Enable a new case for __FreeBSD__ >= 7.
5294 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5295 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5296 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5297 and USE_LD_AS_NEEDED.
5299 * doc/install.texi (*-*-freebsd*): Update target information.
5301 2009-09-22 Richard Guenther <rguenther@suse.de>
5304 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5305 arrays really properly.
5307 2009-09-22 Richard Henderson <rth@redhat.com>
5310 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5311 calls.static_chain, calls.trampoline_init,
5312 calls.trampoline_adjust_address.
5313 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5314 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5315 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5316 * builtins.c (expand_builtin_setjmp_receiver): Use
5317 targetm.calls.static_chain; only clobber registers.
5318 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5319 set up memory attributes properly for the trampoline block.
5320 (expand_builtin_adjust_trampoline): Use
5321 targetm.calls.trampoline_adjust_address.
5322 * calls.c (prepare_call_address): Add fndecl argument. Use
5323 targetm.calls.static_chain.
5324 * df-scan.c (df_need_static_chain_reg): Remove.
5325 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5326 consolodate static chain handling.
5327 * doc/tm.texi: Document new hooks.
5328 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5329 (init_emit_regs): Don't initialize them.
5330 * expr.h (prepare_call_address): Update decl.
5331 * final.c (profile_function): Use targetm.calls.static_chain.
5332 * function.c (expand_function_start): Likewise.
5333 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5334 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5335 only clobber registers.
5336 * targhooks.c (default_static_chain): New.
5337 (default_asm_trampoline_template, default_trampoline_init): New.
5338 (default_trampoline_adjust_address): New.
5339 * targhooks.h: Declare them.
5340 * varasm.c (assemble_trampoline_template): Use
5341 targetm.asm_out.trampoline_template. Make the memory block const
5344 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5345 alpha_initialize_trampoline. Make static. Merge VMS parameter
5346 differences into the TARGET_ABI_OPEN_VMS code block.
5347 (TARGET_TRAMPOLINE_INIT): New.
5348 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5349 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5350 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5351 (INITIALIZE_TRAMPOLINE): Remove.
5353 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5354 (TRAMPOLINE_TEMPLATE): Merge with ...
5355 (INITIALIZE_TRAMPOLINE): ... this and move ...
5356 * config/arc/arc.c (arc_trampoline_init): ... here.
5357 (TARGET_TRAMPOLINE_INIT): New.
5359 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5360 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5361 (arm_asm_trampoline_template): New.
5362 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5363 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5364 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5365 code to arm_asm_trampoline_template.
5366 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5367 arm_trampoline_adjust_address.
5368 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5369 adjust for target hook parameters.
5371 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5374 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5375 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5376 (bfin_trampoline_init): Rename from initialize_trampoline;
5377 make static; update for target hook parameters.
5378 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5379 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5380 bfin_asm_trampoline_template.
5381 (INITIALIZE_TRAMPOLINE): Remove.
5383 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5384 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5385 cris_trampoline_init): New.
5386 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5387 cris_asm_trampoline_template.
5388 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5389 adjust for target hook parameters.
5391 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5393 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5394 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5395 fr30_trampoline_init): New.
5396 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5397 fr30_asm_trampoline_template.
5398 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5399 adjust for target hook parameters.
5401 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5402 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5403 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5404 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5405 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5407 * config/h8300/h8300.c (h8300_trampoline_init): New.
5408 (TARGET_TRAMPOLINE_INIT): New.
5409 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5410 to h8300_trampoline_init and adjust for hook parameters.
5412 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5413 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5414 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5415 make static; adjust for hook parameters.
5416 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5418 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5419 (TARGET_TRAMPOLINE_INIT): New.
5420 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5421 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5422 iq2000_asm_trampoline_template.
5423 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5424 (TRAMPOLINE_CODE_SIZE): New.
5425 (TRAMPOLINE_SIZE): Use it.
5426 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5428 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5429 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5430 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5431 adjust for hook parameters.
5432 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5434 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5435 (m32r_trampoline_init): New.
5436 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5437 m32r_trampoline_init.
5439 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5440 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5441 make static; update for hook parameters.
5442 * config/m68hc11/m68hc11-protos.h: Update.
5443 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5445 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5446 (TARGET_TRAMPOLINE_INIT): New.
5447 (mcore_function_value): Fix typo.
5448 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5449 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5450 to mcore_asm_trampoline_template.
5451 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5453 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5454 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5455 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5456 update for hook parameters.
5457 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5459 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5460 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5461 mips_trampoline_init): New.
5462 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5463 mips_asm_trampoline_template.
5464 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5465 update for hook parameters.
5467 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5468 (TARGET_TRAMPOLINE_INIT): New.
5469 (mmix_trampoline_size): Remove.
5470 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5471 make static. Remove out-of-date tetra vs octa comment.
5472 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5473 make static; update for hook parameters.
5474 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5475 (INITIALIZE_TRAMPOLINE): Remove.
5476 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5477 (TRAMPOLINE_ALIGNMENT): New.
5478 * gcc/config/mmix/mmix-protos.h: Update.
5480 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5481 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5482 mn10300_trampoline_init): New.
5483 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5484 mn10300_asm_trampoline_template.
5485 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5487 * config/moxie/moxie.c (moxie_static_chain,
5488 moxie_asm_trampoline_template, moxie_trampoline_init,
5489 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5490 TARGET_TRAMPOLINE_INIT): New.
5491 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5492 moxie_trampoline_init.
5493 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5494 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5496 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5497 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5498 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5499 pa_trampoline_adjust_address): New.
5500 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5501 pa_asm_trampoline_template.
5502 (TRAMPOLINE_ALIGNMENT): New.
5503 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5504 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5505 adjust for hook parameters.
5506 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5508 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5509 (TARGET_TRAMPOLINE_INIT): New.
5510 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5511 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5513 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5515 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5516 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5517 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5518 make static; adjust parameters for the hook.
5519 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5521 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5522 s390_trampoline_template; make static.
5523 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5524 make static; adjust for target hook.
5525 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5526 * config/s390/s390-protos.h: Remove trampoline decls.
5527 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5528 (TRAMPOLINE_TEMPLATE): Remove.
5529 (TRAMPOLINE_ALIGNMENT): New.
5531 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5532 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5533 (TARGET_TRAMPOLINE_INIT): New.
5534 (score_asm_trampoline_template): New.
5535 (score_trampoline_init): Rename from score_initialize_trampoline;
5536 make static; adjust for hook parameters.
5537 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5538 score[37]_asm_trampoline_template.
5539 (INITIALIZE_TRAMPOLINE): Remove.
5540 * config/score/score3.c (score3_asm_trampoline_template): New.
5541 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5542 adjust for target hook.
5543 * config/score/score7.c (score7_asm_trampoline_template): New.
5544 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5545 adjust for target hook.
5546 * config/score/score3.h, config/score/score7.h: Update.
5548 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5549 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5550 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5551 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5552 make static; adjust for target hook parameters.
5553 (sh_trampoline_adjust_address): New.
5554 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5555 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5557 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5558 (sparc32_initialize_trampoline): Rename from
5559 sparc_initialize_trampoline; make static; replace tramp parameter
5560 with m_tramp and update memory accesses.
5561 (sparc64_initialize_trampoline): Similarly.
5562 (sparc_trampoline_init): New.
5563 * config/sparc/sparc-protos.h: Remove trampoline decls.
5564 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5565 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5567 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5568 (array_to_constant): Make ARR parameter const.
5569 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5570 make static; update for hook parameters.
5571 * config/spu/spu-protos.h: Update decls.
5572 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5574 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5575 from xstormy16_initialize_trampoline; make static; update for
5577 (TARGET_TRAMPOLINE_INIT): New.
5578 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5580 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5581 (TARGET_TRAMPOLINE_INIT): New.
5582 (v850_can_eliminate): Make static.
5583 (v850_asm_trampoline_template, v850_trampoline_init): New.
5584 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5585 v850_asm_trampoline_template.
5586 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5587 and adjust for target hook parameters.
5589 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5590 (TARGET_TRAMPOLINE_INIT): New.
5591 (vax_asm_trampoline_template, vax_trampoline_init): New.
5592 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5593 vax_asm_trampoline_template.
5594 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5596 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5597 (TARGET_TRAMPOLINE_INIT): New.
5598 (xtensa_asm_trampoline_template): Rename from
5599 xtensa_trampoline_template; make static.
5600 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5601 make static; update for hook parameters.
5602 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5603 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5604 (INITIALIZE_TRAMPOLINE): Remove.
5606 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5607 error for nested functions with regparm=3.
5608 (ix86_compute_frame_layout): Adjust frame pointer offset for
5609 ix86_static_chain_on_stack.
5610 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5611 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5612 don't reset to UNITS_PER_WORD.
5613 (ix86_emit_leave): Adjust ix86_cfa_state.
5614 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5615 (ix86_static_chain): New.
5616 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5617 make static; update for target hook parameters; use ix86_static_chain.
5618 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5619 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5620 (INITIALIZE_TRAMPOLINE): Remove.
5621 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5622 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5623 to the end. Add static_chain_on_stack.
5624 (ix86_static_chain_on_stack): New.
5626 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5627 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5628 (m68k_trampoline_init): New.
5629 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5630 m68k_trampoline_init and adjust for hook parameters.
5631 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5632 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5634 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5636 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5637 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5639 * reload1.c (reload): Call wrap_constant when substituting
5640 reg for equiv inside of DEBUG_INSNs.
5643 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5644 add_call_src_coords_attributes, add_high_low_attributes,
5645 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5646 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5647 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5648 when -gdwarf-2 -gstrict-dwarf.
5649 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5650 -gdwarf-[23] -gstrict-dwarf.
5651 (address_of_int_loc_descriptor, loc_descriptor,
5652 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5653 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5654 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5656 2009-09-22 Richard Guenther <rguenther@suse.de>
5658 PR tree-optimization/41428
5659 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5660 (ccp_finalize): Pass it to substitute_and_fold.
5662 2009-09-22 Richard Guenther <rguenther@suse.de>
5664 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5665 (substitute_and_fold): Adjust prototype.
5666 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5667 (simplify_stmt_using_ranges): Likewise.
5668 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5669 (vrp_fold_stmt): New function.
5670 (vrp_finalize): Pass it to substitute_and_fold.
5671 * tree-flow.h (vrp_evaluate_conditional): Remove.
5672 (simplify_stmt_using_ranges): Likewise.
5673 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5674 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5675 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5677 (fold_predicate_in): Move to tree-vrp.c.
5678 (substitute_and_fold): Use the callback instead of calling into
5679 tree-vrp.c functions directly.
5681 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5683 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5684 comparison warning on rs6000.
5687 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5688 GIMPLE_EH_MUST_NOT_THROW cleanup.
5689 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5691 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5694 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5695 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5696 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5697 libSystem which is derived from the gcc 4.2.1 unwinder.
5699 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5702 * varasm.c (default_encode_section_info): Copy TLS model into
5703 sym_ref flags regardless of backend support for TLS, for all
5704 model types except TLS_MODEL_EMULATED.
5706 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5709 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5710 we can handle it correctly.
5712 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5714 * doc/install.texi (os2): Remove section.
5716 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5718 * doc/standards.texi (Objective-C): Adjust two URLs.
5720 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5722 * tree-tailcall.c (process_assignment): Don't check if a
5723 multiplication or an addition are already present.
5724 (find_tail_calls): Combine multiple additions and multiplications.
5725 (adjust_accumulator_values): Emit accumulators.
5727 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5729 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5730 xmm register restore.
5732 2009-09-21 Jan Hubicka <jh@suse.cz>
5734 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5735 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5738 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5740 * stor-layout.c (layout_type): Remove obsolete code.
5742 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5745 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5747 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5750 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5751 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5752 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5753 * fold-const.c (const_binop): Likewise.
5754 * real.h (do_mpc_arg2): Update prototype.
5756 2009-09-20 Jan Hubicka <jh@suse.cz>
5758 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5759 (add_location_or_const_value_attribute): Rewrite using
5761 (tree_add_const_value_attribute): Return true if successful.
5762 (tree_add_const_value_attribute_for_decl): Likewise.
5764 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5765 (loc_descriptor): ... here;
5766 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5767 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5768 pool items that was not marked for output.
5769 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5770 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5771 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5772 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5773 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5774 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5775 DW_OP_stack_value to get address of items that are not available
5777 (dw_loc_list): Handle single element lists correctly.
5779 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5780 Pascal Obry <obry@adacore.com>
5782 * unwind-dw2-fde.c (classify_object_over_fdes):
5783 Cast the constant 1 to _Unwind_Ptr.
5784 (add_fdes): Likewise.
5785 (linear_search_fdes): Likewise.
5787 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5789 * stor-layout.c (set_sizetype): Avoid useless type copy.
5791 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5793 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5795 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5796 * configure, config.in: Regenerate.
5797 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5799 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5800 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5801 for global data if the output could be used in a shared library.
5802 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5803 to 0 if TARGET_WRITABLE_EH_FRAME.
5805 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5807 PR rtl-optimization/39886
5808 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5809 just when insn is equal to BB_END (bb).
5811 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5813 * config/mips/mips.opt (mrelax-pic-calls): New option.
5814 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5816 (mips_unspec_call): Change "unspec_call" expander into this.
5817 (mips_strip_unspec_call): New function.
5818 (mips_got_load): Call mips_unspec_call instead of
5819 gen_unspec_call<mode>.
5820 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5822 (mips_cfg_in_reorg): New function.
5823 (mips16_lay_out_constants): Use it to decide whether to call
5824 CFG-aware insn splitting.
5825 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5826 mips_reorg. Move DF set-up code from here ...
5827 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5829 (mips_reorg): Call mips_df_reorg instead of
5830 r10k_insert_cache_barriers. Move CFG set-up code here from
5831 r10k_insert_cache_barriers.
5832 (mips_call_expr_from_insn): New function.
5833 (mips_pic_call_symbol_from_set): Likewise.
5834 (mips_find_pic_call_symbol): Likewise.
5835 (mips_annotate_pic_call_expr): Likewise.
5836 (mips_get_pic_call_symbol): Likewise.
5837 (mips_annotate_pic_calls): Likewise.
5838 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5840 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5841 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5842 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5844 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5845 (unspec_call<mode>): Remove it.
5846 (sibcall_internal, sibcall_value_internal,
5847 sibcall_value_multiple_internal, call_internal, call_split,
5848 call_value_internal, call_value_split,
5849 call_value_multiple_internal, call_value_multiple_split): Pass
5850 SIZE_OPNO to MIPS_CALL.
5851 (call_internal_direct, call_direct_split,
5852 call_value_internal_direct, call_value_direct_split): Pass -1 as
5853 SIZE_OPNO to MIPS_CALL.
5854 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5855 * configure: Regenerate.
5856 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5857 and -mno-relax-pic-calls.
5858 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5860 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5863 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5864 in the directory this rule is called from, rather than the
5865 toplevel 'gcc' directory, to fix in-tree build.
5867 2009-09-19 Chris Demetriou <cgd@google.com>
5869 PR preprocessor/28435:
5870 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5871 to cpplib that the preprocessor output is needed.
5873 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5875 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5876 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5877 *return_and_restore_fpregs_<mode>,
5878 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5881 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5882 instead of assuming it has always a REG inside of it.
5884 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5886 * config/freebsd.h: Update comment on types.
5887 (WINT_TYPE): Define.
5889 2009-09-18 Jason Merrill <jason@redhat.com>
5891 * c.opt: Add -fno-deduce-init-list.
5893 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5895 * value-prof.c (interesting_stringop_to_profile_p): Added output
5896 argument to indicate which parameter is the size parameter.
5897 * value-prof.c (gimple_stringop_fixed_value): Use
5898 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5899 * value-prof.c (gimple_stringops_transform): Update call sites to
5900 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5902 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5905 From David Binderman <dcb314@hotmail.com>:
5906 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5907 local variable f. Remove stale comments.
5908 (ix86_compute_frame_layout): Remove useless local variable total_size.
5909 Remove #if 0'd code.
5910 (legitimate_address_p): Remove useless local variables
5911 reason_rtx and reason.
5912 (ix86_split_copysign_const): Remove useless local variable op1.
5913 (scale_counter): Remove useless local variable piece_size_mask.
5915 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5917 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5920 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5923 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5925 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5927 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5930 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5932 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5933 DW_OP_implicit_value even without dwarf_version 4.
5935 2009-09-17 Jan Hubicka <jh@suse.cz>
5937 * dwarf2out.c: Include tree-pass.h and gimple.h.
5938 (loc_list_plus_const): New function.
5939 (loc_descriptor_from_tree_1): Rename to ...
5940 (loc_descriptor_from_tree): ... remove original.
5941 (loc_list_from_tree): New function.
5942 (add_AT_location_description): Accept location list.
5943 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5944 (concatn_mem_loc_descriptor): Remove.
5945 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5947 (secname_for_decl): Move up.
5948 (hidden_reference_p): New function; break out from ...
5949 (loc_by_refernece): ... here; move up.
5950 (dw_loc_list): New function.
5951 (single_element_loc_list): New function.
5952 (single_element_loc_list_p): New function.
5953 (add_loc_descr_to_each): New function.
5954 (add_loc_list): New function.
5955 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5956 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5957 add diagnostics why expansion failed.
5958 (add_location_or_const_value_attribute): Support location lists.
5959 (add_bound_info): Likewise.
5960 (descr_info_loc): Update call of loc_descriptor_from_tree.
5961 (gen_variable_die): Work on location lists.
5962 * final.c (pass_final): Add dump file.
5963 * Makefile.in (dwarf2out.o): Add new dependencies.
5965 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5968 * real.c decimal_from_integer, decimal_integer_string): New.
5969 (real_from_integer): Use them as special case for decimal float.
5970 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5971 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5972 Do not append zero after the decimal point in string to convert.
5974 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5976 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5977 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5979 2009-09-17 Martin Jambor <mjambor@suse.cz>
5981 * common.opt (fipa-sra): New switch.
5982 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5983 * timevar.def (TV_IPA_SRA): New timevar.
5984 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5985 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5986 * tree-sra.c: Include cgraph.c.
5987 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5988 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5989 and grp_not_necessarilly_dereferenced.
5990 (func_param_count): New variable.
5991 (encountered_apply_args): New variable.
5992 (bb_dereferences): New variable.
5993 (final_bbs): New variable.
5994 (no_accesses_representant): New variable.
5995 (no_accesses_p): New function.
5996 (dump_access): Dump the new fields.
5997 (sra_initialize): Set encountered_apply_args to false.
5998 (get_ssa_base_param): New function.
5999 (mark_parm_dereference): New function.
6000 (create_access): Caring for INIDRECT_REFs and different handling of
6001 varialble length accesses in early IPA SRA. Store the stmt - a new
6002 parameter - to the new access.
6003 (build_access_from_expr_1): New parameter stmt, passed to
6004 create_access. Handle INDIRECT_REFs.
6005 (build_access_from_expr): Pass the current statement to
6006 build_access_from_expr_1.
6007 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6009 (build_accesses_from_assign): Pass the current statement to
6010 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6011 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6012 final_bbs when necessary. Check for calls to __builtin_apply_args.
6013 Fixup EH info if anythng was changed.
6014 (is_unused_scalar_param): New function.
6015 (ptr_parm_has_direct_uses): New function.
6016 (find_param_candidates): New function.
6017 (mark_maybe_modified): New function.
6018 (analyze_modified_params): New function.
6019 (propagate_dereference_distances): New function.
6020 (dump_dereferences_table): New function.
6021 (analyze_caller_dereference_legality): New function.
6022 (unmodified_by_ref_scalar_representative): New function.
6023 (splice_param_accesses): New function.
6024 (decide_one_param_reduction): New function.
6025 (enum ipa_splicing_result): New type.
6026 (splice_all_param_accesses): New function.
6027 (get_param_index): New function.
6028 (turn_representatives_into_adjustments): New function.
6029 (analyze_all_param_acesses): New function.
6030 (get_replaced_param_substitute): New function.
6031 (get_adjustment_for_base): New function.
6032 (replace_removed_params_ssa_names): New function.
6033 (sra_ipa_reset_debug_stmts): New function.
6034 (sra_ipa_modify_expr): New function.
6035 (sra_ipa_modify_assign): New function.
6036 (convert_callers): New function.
6037 (modify_function): New function.
6038 (ipa_sra_preliminary_function_checks): New function.
6039 (ipa_early_sra): New function.
6040 (ipa_early_sra_gate): New function.
6041 (pass_early_ipa_sra): New variable.
6042 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6044 2009-09-17 Michael Matz <matz@suse.de>
6047 * tree.c (build_type_attribute_qual_variant): Export.
6048 * tree.h (build_type_attribute_qual_variant): Declare.
6049 * tree-inline.c (remap_type_1): Use it to build variants with
6050 the original qualifiers and attributes.
6052 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6054 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6055 without a fallthrough edge.
6057 2009-09-16 DJ Delorie <dj@redhat.com>
6059 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6060 chip and ignore the "fast_interrupt" attribute if so.
6062 2009-09-16 Richard Henderson <rth@redhat.com>
6065 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6068 2009-09-16 Richard Henderson <rth@redhat.com>
6071 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6072 is set only if DECL_NO_STATIC_CHAIN is unset.
6073 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6074 (FOR_EACH_NEST_INFO): New.
6075 (walk_all_functions): Use it.
6076 (finalize_nesting_tree): Likewise.
6077 (unnest_nesting_tree): Likewise.
6078 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6079 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6080 (convert_gimple_call): Early out if gimple_call_chain already set.
6081 (convert_all_function_calls): Iterate until no new functions
6082 require a static chain.
6083 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6084 when building a trampoline. Use dump_function_to_file instead
6086 (lower_nested_functions): Open dump_file. Validate that decls
6087 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6088 bit reset by this pass.
6090 2009-09-16 Michael Matz <matz@suse.de>
6093 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6094 shorten decl_common_unused.
6095 (DECL_RESTRICTED_P): New accessor.
6096 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6097 to disambiguate marked decls and restrict pointers.
6099 2009-09-16 Richard Henderson <rth@redhat.com>
6102 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6104 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6106 * integrate.c (set_block_abstract_flags): Call
6107 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6109 2009-09-16 Richard Guenther <rguenther@suse.de>
6112 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6115 2009-09-16 DJ Delorie <dj@redhat.com>
6116 Kaz Kojima <kkojima@gcc.gnu.org>
6118 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6119 (sh_expand_prologue): Update calls to output_stack_adjust.
6120 (sh_expand_epilogue): Likewise.
6122 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6125 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6126 trying to limit the extent of searches in the insn stream.
6128 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6129 Jakub Jelinek <jakub@redhat.com>
6133 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6135 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6136 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6137 (rs6000_savres_strategy): Always save FP registers inline if the
6138 target doesn't support hardware double-precision. Set the above
6139 bits in return value when needed.
6140 (rs6000_savres_routine_sym): Fix computation for cache selector.
6141 Mark the generated symbol as a function. Rename exitp argument to
6142 lr. Move code for determining the name of the symbol...
6143 (rs6000_savres_routine_name): ...here. New function. Add cases for
6144 getting the names right on AIX and 64-bit Linux.
6145 (savres_routine_name): New variable.
6146 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6147 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6148 on what the target routine uses as a base register. If savep && lr
6149 describe saving of r0 into memory slot.
6150 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6151 line calls for AIX ABI.
6152 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6153 determine FP save/restore functions.
6154 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6155 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6157 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6158 Duplicate restoration of LR and execute the appropriate one
6159 depending on whether GPRs are being restored inline. Set r11 from
6160 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6161 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6162 Fix out of line calls for AIX ABI.
6163 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6165 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6167 (*restore_gpregs_spe): Likewise.
6168 (*return_and_restore_gpregs_spe): Likewise.
6169 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6170 Define to empty string unconditionally.
6171 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6172 Define to empty string unconditionally.
6173 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6176 2009-09-15 Jan Hubicka <jh@suse.cz>
6178 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6179 * params.def (inline-insns-auto): Likewise.
6181 2009-09-15 Martin Jambor <mjambor@suse.cz>
6183 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6184 individual statements only at TDF_DETAILS dump level. Format
6185 source for 80 characters per line.
6187 2009-09-15 Christian Bruel <christian.bruel@st.com>
6189 * regrename.c (do_replace): Update REG_DEAD notes.
6191 2009-09-15 Revital Eres <eres@il.ibm.com>
6193 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6194 * targhooks.c (default_builtin_support_vector_misalignment):
6195 New builtin function.
6196 * targhooks.h (default_builtin_support_vector_misalignment):
6198 * target.h (builtin_support_vector_misalignment):
6199 New field in struct gcc_target.
6200 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6201 new builtin function.
6202 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6204 * config/rs6000/rs6000.c
6205 (rs6000_builtin_support_vector_misalignment): New function.
6206 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6208 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6210 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6212 (bfin_optimize_loop): Likewise.
6213 (bfin_gen_bundles): Likewise.
6214 (workaround_speculation): Likewise.
6215 (find_load): Return NULL_RTX for debug_insn.
6217 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6219 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6222 2009-09-14 DJ Delorie <dj@redhat.com>
6224 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6225 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6228 2009-09-14 Richard Henderson <rth@redhat.com>
6229 Jakub Jelinek <jakub@redhat.com>
6231 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6232 * cfgbuild.c (make_edges): Handle asm goto.
6233 * cfglayout.c (fixup_reorder_chain): Likewise.
6234 * cfgrtl.c (patch_jump_insn): Likewise.
6235 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6236 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6237 (gimple_build_asm_vec): Add and use labels parameter.
6238 (gimple_build_asm): Remove.
6239 (walk_gimple_asm): Walk labels too.
6240 * gimple.def (GIMPLE_ASM): Update docs.
6241 * gimple.h: Update decls.
6242 (struct gimple_statement_asm): Change nc to use unsigned char;
6244 (gimple_asm_nlabels): New.
6245 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6246 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6247 into gimple_build_asm_vec.
6248 * jump.c (mark_jump_label_asm): New.
6249 (mark_jump_label): Use it.
6250 (redirect_jump_1): Handle asm goto.
6251 (invert_jump_1): Soft fail if X is null.
6252 * recog.c (extract_asm_operands): New.
6253 (asm_noperands): Use it; handle asm labels.
6254 (decode_asm_operands): Use extract_asm_operands.
6255 (asm_operand_ok): Properly handle empty string.
6256 * reg-stack.c (get_asm_operands_in_out): Rename from
6257 get_asm_operand_n_inputs; use extract_asm_operands; return both
6258 inputs and outputs by reference; update all callers.
6259 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6260 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6261 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6262 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6263 (extract_asm_operands): Declare.
6264 * stmt.c (expand_asm_operands): Add and use labels parameter.
6265 (check_unique_operand_names): Likewise.
6266 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6267 (expand_asm_stmt): Handle asm labels.
6268 * tree-cfg.c (make_gimple_asm_edges): New.
6269 (make_edges): Use it.
6270 (cleanup_dead_labels): Handle asm labels.
6271 (is_ctrl_altering_stmt): Likewise.
6272 (gimple_redirect_edge_and_branch): Likewise.
6273 * tree.def (ASM_EXPR): Add 5th operand.
6274 * tree.h (ASM_LABELS): New.
6275 (resolve_asm_operand_names): Update decl.
6277 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6278 (c_parser_asm_goto_operands): New.
6279 * c-tree.h (build_asm_expr): Update decl.
6280 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6281 * doc/extend.texi: Document asm goto.
6283 2009-09-14 Richard Henderson <rth@redhat.com>
6285 * except.h: Update declarations.
6286 (struct pointer_map_t): Forward declare.
6287 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6288 (struct eh_landing_pad_d, eh_landing_pad): New.
6289 (struct eh_catch_d, eh_catch): New.
6290 (struct eh_region_d): Remove next_region_sharing_label, aka,
6291 label, tree_label, landing_pad, post_landing_pad, resume,
6292 may_contain_throw. Rename region_number to index. Remove
6293 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6294 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6295 (VEC(eh_landing_pad,gc)): New.
6296 (struct eh_status): Remove last_region_number. Add lp_array,
6297 throw_stmt_table, ttype_data, ehspec_data.
6298 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6299 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6300 * except.c (lang_protect_cleanup_actions): Return tree.
6301 (struct ehl_map_entry): Remove.
6302 (init_eh_for_function): Push zero entries for region and lp_array.
6303 (gen_eh_region): Add to region_array immediately.
6304 (gen_eh_region_catch): Operate on eh_catch objects.
6305 (gen_eh_landing_pad): New.
6306 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6307 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6308 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6309 (get_eh_landing_pad_from_number_fn): New.
6310 (get_eh_landing_pad_from_number): New.
6311 (get_eh_region_from_lp_number_fn): New.
6312 (get_eh_region_from_lp_number): New.
6313 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6314 (get_exception_pointer, get_exception_filter): Remove.
6315 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6316 (current_function_has_exception_handlers): Simplify.
6317 (bring_to_root, eh_region_replaceable_by_p): Remove.
6318 (replace_region, hash_type_list, hash_eh_region): Remove.
6319 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6320 (label_to_region_map, num_eh_regions): Remove.
6321 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6322 (find_exception_handler_labels): Remove.
6323 (duplicate_eh_regions_0, find_prev_try): Remove.
6324 (struct duplicate_eh_regions_data): New.
6325 (duplicate_eh_regions_1): Rewrite.
6326 (duplicate_eh_regions): Return a pointer map instead of an
6328 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6329 (redirect_eh_edge_to_label): Remove.
6330 (eh_region_outermost): Rewrite using eh_region pointers
6331 instead of integers.
6332 (add_ttypes_entry): Update for ttype_data move to eh_status.
6333 (add_ehspec_entry): Rewrite with VEC instead of varray.
6334 (assign_filter_values): Likewise. Export.
6335 (build_post_landing_pads, connect_post_landing_pads): Remove.
6336 (dw2_build_landing_pads): Rewrite to use lp_array.
6337 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6338 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6339 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6340 (sjlj_mark_call_sites): Update for landing pad numbers.
6341 (finish_eh_generation): Rewrite.
6342 (gate_handle_eh): Do nothing for no eh tree.
6343 (pass_rtl_eh): Move up near finish_eh_generation.
6344 (remove_eh_landing_pad): New.
6345 (remove_eh_handler): Export.
6346 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6347 (for_each_eh_label): Rewrite to use lp_array.
6348 (make_reg_eh_region_note): New.
6349 (make_reg_eh_region_note_nothrow_nononlocal): New.
6350 (insn_could_throw_p): New.
6351 (copy_reg_eh_region_note_forward): New.
6352 (copy_reg_eh_region_note_backward): New.
6353 (check_handled, add_reachable_handler): Remove.
6354 (reachable_next_level, foreach_reachable_handler): Remove.
6355 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6356 (get_eh_region_and_lp_from_rtx): New.
6357 (get_eh_region_from_rtx): New.
6358 (can_throw_internal_1, can_throw_external_1): Remove.
6359 (can_throw_internal): Use get_eh_region_from_rtx.
6360 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6361 (insn_nothrow_p, can_nonlocal_goto): New.
6362 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6363 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6364 (add_action_record): Use VEC not varray.
6365 (collect_one_action_chain): Update for eh_region changes.
6366 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6367 Use get_eh_region_and_lp_from_rtx.
6368 (gate_convert_to_eh_region_ranges): New.
6369 (pass_convert_to_eh_region_ranges): Use it.
6370 (push_uleb128, push_sleb128): Use VEC not varray.
6371 (output_one_function_exception_table): Likewise.
6372 (dump_eh_tree): Update for eh_region changes.
6373 (verify_eh_tree): Likewise.
6374 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6375 * tree-eh.c: Include target.h.
6376 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6377 Don't disallow GIMPLE_RESX; adjust argument check.
6378 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6379 (record_stmt_eh_region): Update for landing pad numbers;
6380 generate a landing pad if necessary.
6381 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6382 (remove_stmt_from_eh_lp_fn): Similarly.
6383 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6384 Update for lp numbers; don't special case missing throw_stmt_table.
6385 (lookup_expr_eh_lp): Similarly.
6386 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6387 (eh_seq, eh_region_may_contain_throw): New.
6388 (struct leh_state): Add ehp_region.
6389 (struct leh_tf_state): Remove eh_label.
6390 (emit_post_landing_pad): New.
6391 (emit_resx, emit_eh_dispatch): New.
6392 (note_eh_region_may_contain_throw): New.
6393 (frob_into_branch_around): Take eh_region not eh label;
6394 emit eh code into eh_seq.
6395 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6396 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6397 lower_eh_must_not_throw. Emit code to eh_seq.
6398 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6399 (lower_try_finally_onedest): Likewise.
6400 (lower_try_finally_copy): Likewise.
6401 (lower_try_finally_switch): Likewise.
6402 (lower_try_finally): Initialize ehp_region.
6403 (lower_catch): Update for eh_catch objects.
6404 (lower_eh_filter): Don't handle must_not_throw.
6405 (lower_eh_must_not_throw): New.
6406 (lower_cleanup): Don't set eh_label.
6407 (lower_eh_constructs_2): Resolve eh builtins.
6408 Handle GIMPLE_EH_MUST_NOT_THROW.
6409 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6410 Add eh_seq to the end of the function body.
6411 (make_eh_dispatch_edges): New.
6412 (make_eh_edge): Remove.
6413 (make_eh_edges): Simplify for landing pads.
6414 (redirect_eh_edge_1): New.
6415 (redirect_eh_edge): Use it.
6416 (redirect_eh_dispatch_edge): New.
6417 (stmt_could_throw_p): Use a switch. Allow RESX.
6418 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6419 (stmt_can_throw_internal): Likewise.
6420 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6421 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6422 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6423 (gate_refactor_eh): New.
6424 (pass_refactor_eh): Use it.
6425 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6426 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6427 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6428 (remove_unreachable_handlers): Rename from
6429 tree_remove_unreachable_handlers; rewrite for landing pads;
6430 call remove_eh_handler directly.
6431 (remove_unreachable_handlers_no_lp): New.
6432 (unsplit_eh, unsplit_all_eh): New.
6433 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6434 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6435 (cleanup_empty_eh_unsplit): New.
6436 (cleanup_empty_eh): Rewrite.
6437 (cleanup_all_empty_eh): New.
6438 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6439 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6440 (gate_cleanup_eh): New.
6441 (pass_cleanup_eh): Use it.
6442 (verify_eh_edges): Move later in file. Expect one EH edge.
6443 (verify_eh_dispatch_edge): New.
6445 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6446 (gtype-desc.o): Add TARGET_H.
6447 (tree.o): Use EXCEPT_H, not except.h.
6448 (cfgbuild.o): Add EXPR_H.
6449 (GTFILES): Add vecprim.h.
6450 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6451 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6452 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6453 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6454 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6455 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6456 calls to can_throw_internal.
6457 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6458 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6459 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6460 (expand_gimple_stmt): Use make_reg_eh_region_note.
6461 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6462 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6463 or find_exception_handler_labels.
6464 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6465 there is exacly one EH edge. Use can_nonlocal_goto and
6467 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6468 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6469 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6470 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6471 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6472 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6473 * dse.c (scan_insn): Use insn_could_throw_p.
6474 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6475 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6476 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6477 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6478 EXC_PTR_EXPR or FILTER_EXPR.
6479 (tree_expr_nonzero_warnv_p): Likewise.
6480 * function.h: Include vecprim.h, not varray.h
6481 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6482 move ttype_data and ehspec_data members to struct eh_status; change
6483 action_record_data member to a VEC.
6484 * gcse.c (hash_scan_set): Use can_throw_internal.
6485 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6486 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6487 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6488 (block_may_fallthru): Don't handle RESX_EXPR.
6489 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6490 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6491 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6492 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6493 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6494 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6495 (gimple_size): Likewise.
6496 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6497 (gimple_build_resx): Use gimple_build_with_ops.
6498 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6499 (is_gimple_val): Likewise.
6500 (is_gimple_stmt): Remove RESX_EXPR.
6501 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6502 (GIMPLE_RESX): Reorder with other EH constructs.
6503 * gimple.h (struct gimple_statement_eh_mnt): New.
6504 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6505 (gimple_eh_filter_must_not_throw): Remove.
6506 (gimple_eh_filter_set_must_not_throw): Remove.
6507 (gimple_eh_must_not_throw_fndecl): New.
6508 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6509 (is_gimple_resx): New.
6510 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6511 Don't copy EH_FILTER_MUST_NOT_THROW.
6512 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6513 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6514 handle must_not_throw_labels specially.
6515 * ipa-pure-const.c (check_call): Update debug statement for LP.
6516 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6517 * ipa-utils.c (get_base_var): Likewise.
6518 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6519 * lower-subreg.c (move_eh_region_note): Remove.
6520 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6521 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6522 (create_task_copyfn): Likewise.
6523 (maybe_catch_exception): Use gimple_build_eh_filter.
6524 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6525 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6526 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6527 and pass_lower_resx.
6528 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6529 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6530 can_throw_internal, can_nonlocal_goto.
6531 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6532 copy_reg_eh_region_note_forward.
6533 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6534 (emit_output_reload_insns): Likewise.
6535 (copy_eh_notes): Remove.
6536 * rtl.def (RESX): Remove.
6537 * rtl.h: Update declarations.
6538 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6539 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6540 (update_eh_label): Remove.
6541 (cleanup_dead_labels_eh): New.
6542 (cleanup_deal_labels): Use it instead of update_eh_label.
6543 (gimple_merge_blocks): Update landing pad data structure when
6544 removing a landing pad label.
6545 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6546 test; handle GIMPLE_EH_MUST_NOT_THROW.
6547 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6548 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6549 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6550 (verify_stmt): Likewise. Verify landing pads.
6551 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6552 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6553 (struct move_stmt_d): Add eh_map.
6554 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6555 (move_stmt_r): Remap eh region numbers in builtin calls,
6556 resx and eh_dispatch.
6557 (move_block_to_fn): Remove eh_offset parameter. Use
6558 maybe_duplicate_eh_stmt_fn.
6559 (find_outermost_region_in_block): Operate on eh_region pointers
6560 instead of region numbers.
6561 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6562 duplicate_eh_regions.
6563 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6564 test earlier. Disallow EH landing pads.
6565 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6566 * tree-flow.h: Update declarations.
6567 (struct tree_ann_common_d): Replace rn with lp_nr.
6568 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6569 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6570 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6571 resx and eh_dispatch.
6572 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6573 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6574 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6575 from duplicate_eh_regions.
6576 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6577 update RESX; handle EH_DISPATCH.
6578 (expand_call_inline): Set eh_lp_nr, not eh_region.
6579 (maybe_inline_call_in_expr): Likewise.
6580 * tree-inline.h (struct copy_body_data): Replace eh_region with
6581 eh_lp_nr, eh_region_offset with eh_map.
6582 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6583 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6584 * tree-pretty-print.c (dump_generic_node): Don't handle
6585 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6586 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6587 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6588 EXC_PTR_EXPR, FILTER_EXPR.
6589 * tree-ssa-operands.c (get_expr_operands): Likewise.
6590 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6591 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6592 (ao_ref_init_from_vn_reference): Likewise.
6593 * tree-ssa-sink.c (statement_sink_location): Likewise.
6594 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6595 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6596 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6597 EXC_PTR_EXPR, FILTER_EXPR.
6598 (is_exception_related): Remove.
6599 (compute_avail): Don't call it.
6600 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6601 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6602 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6603 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6605 (build_resx): Remove.
6606 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6607 * tree.h: Update declarations.
6608 (EH_FILTER_MUST_NOT_THROW): Remove.
6609 (struct tree_label_decl): Add eh_landing_pad_nr.
6610 (EH_LANDING_PAD_NR): New.
6611 * value-prof.c (gimple_ic): Tidy variable names. Update for
6612 landing pad numbers.
6613 (gimple_stringop_fixed_value): Tidy variable names. Assert
6614 that neither call stmt can throw.
6615 * vecprim.h (uchar): New.
6616 (VEC(uchar,heap), VEC(uchar,gc)): New.
6618 * c-common.c (c_define_builtins): Update call to
6619 build_common_builtin_nodes.
6620 * c-parser.c (c_parse_file): Don't call
6621 default_init_unwind_resume_libfunc.
6623 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6625 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6626 (mips_cprestore_address_p): Likewise.
6627 (mips_save_gp_to_cprestore_slot): Likewise.
6628 (mips_restore_gp): Rename to...
6629 (mips_restore_gp_from_cprestore_slot): ...this.
6630 (mips_must_initialize_gp_p): Declare.
6631 (mips_emit_save_slot_move): Likewise.
6632 (mips_output_load_label): Return nothing.
6633 (mips_eh_uses): Declare.
6634 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6635 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6636 (TARGET_ABSOLUTE_JUMPS): Likewise.
6637 (EH_USES): Likewise.
6638 (FIRST_PSEUDO_REGISTER): Update comment.
6639 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6640 (MIPS_CALL): ...here.
6641 (REGISTER_NAMES): Add $cprestore.
6642 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6643 Add load_label_length, has_inflexible_gp_insn_p,
6644 has_flexible_gp_insn_p, must_initialize_gp_p and
6645 must_restore_gp_when_clobbered_p.
6646 (mips_expand_call): Don't generate split instructions here.
6647 (mips_split_call): Update the call to mips_restore_gp after
6648 the above name change.
6649 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6650 (mips_find_gp_ref): New function.
6651 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6652 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6653 (mips_insn_has_flexible_gp_ref_p): Likewise.
6654 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6655 (mips_function_has_gp_insn): Delete.
6656 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6657 Use the new functions above. Only return INVALID_REGNUM
6658 for TARGET_ABSOLUTE_JUMPS.
6659 (mips_must_initialize_gp_p): New function.
6660 (mips_get_cprestore_base_and_offset): New function, extracted from...
6661 (mips_cprestore_slot): ...here. Take a bool parameter.
6662 (mips_cfun_has_cprestore_slot_p): New function.
6663 (mips_cprestore_address_p): Likewise.
6664 (mips_save_gp_to_cprestore_slot): Likewise.
6665 (mips_restore_gp): Rename to...
6666 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6667 epilogue_completed. Update the call to mips_cprestore_slot.
6668 Test cfun->machine->must_restore_gp_when_clobbered_p.
6669 (mips_direct_save_slot_move_p): New function.
6670 (mips_emit_save_slot_move): Likewise.
6671 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6672 of cfun->machine->global_pointer.
6673 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6674 (mips_save_reg): Use mips_emit_save_slot_move.
6675 (mips_expand_prologue): Set must_initialize_gp_p.
6676 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6677 for all cprestore saves. Emit a use_cprestore instruction after
6678 setting up the cprestore slot.
6679 (mips_restore_reg): Use mips_emit_save_slot_move.
6680 (mips_process_load_label): New function.
6681 (mips_load_label_length): Likewise.
6682 (mips_output_load_label): Don't return asm: output it here instead.
6683 Use mips_process_load_label.
6684 (mips_adjust_insn_length): Adjust the length of branch instructions
6685 that have length MAX_PIC_BRANCH_LENGTH.
6686 (mips_output_conditional_branch): Update the call to
6687 mips_output_load_label. Assume the branch target is OPERANDS[0]
6688 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6689 (mips_output_order_conditional_branch): Swap the meaning of
6690 OPERANDS[0] and OPERANDS[1].
6691 (mips_variable_issue): Don't count ghost instructions.
6692 (mips_expand_ghost_gp_insns): New function.
6693 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6694 (mips_output_mi_thunk): Set must_initialize_gp_p.
6695 (mips_eh_uses): New function.
6696 * config/mips/predicates.md (cprestore_save_slot_operand)
6697 (cprestore_load_slot_operand): New predicates.
6698 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6699 (UNSPEC_MOVE_GP): Likewise.
6700 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6701 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6702 (CPRESTORE_SLOT_REGNUM): New register.
6703 (MAX_PIC_BRANCH_LENGTH): New constant.
6704 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6705 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6706 branches. Fix commentary.
6707 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6708 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6709 Change type to "ghost".
6710 (loadgp_absolute_<mode>): Likewise.
6711 (loadgp_rtp_<mode>): Likewise.
6712 (copygp_mips16): Likewise.
6713 (loadgp_blockage): Remove redundant mode attribute.
6714 (potential_cprestore): New instruction.
6715 (cprestore): Turn into an unspec set.
6716 (use_cprestore): New instruction.
6717 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6718 (*branch_fp_inverted): Likewise.
6719 (*branch_order<mode>): Likewise.
6720 (*branch_order<mode>_inverted): Likewise.
6721 (*branch_equality<mode>): Likewise.
6722 (*branch_equality<mode>_inverted): Likewise.
6723 (*branch_bit<bbv><mode>): Likewise.
6724 (*branch_bit<bbv><mode>_inverted): Likewise.
6725 (*branch_equality<mode>_mips16): Remove redundant mode.
6726 (jump): Turn into a define_expand.
6727 (*jump_absolute): New instruction.
6728 (*jump_pic): Likewise.
6729 (*jump_mips16): Rename previously-unnamed pattern. Remove
6730 redundant mode attribute.
6731 (restore_gp): Split on epilogue_completed rather than
6732 reload_completed. Change type to "ghost".
6733 (move_gp<mode>): New instruction.
6734 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6735 Remove redundant mode attribute.
6736 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6737 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6738 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6740 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6743 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6744 are returned in the same register (vs34 or v2) that Altivec vector
6745 types are returned in.
6746 (rs6000_libcall_value): Ditto.
6749 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6750 instead of explicit addsi3/adddi3 calls.
6751 (rs6000_split_multireg_move): Ditto.
6752 (rs6000_emit_allocate_stack): Ditto.
6753 (rs6000_emit_prologue): Ditto.
6754 (rs6000_output_mi_thunk): Ditto.
6756 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6757 size is 64 bits if we can use 64-bit registers.
6759 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6761 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6764 From Jie Zhang <jie.zhang@analog.com>:
6765 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6766 save FP and RETS with saveall attribute.
6767 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6768 with saveall attribute.
6770 * config/bfin/bfin.c (bfin_expand_builtin,
6771 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6774 From Jie Zhang <jie.zhang@analog.com>:
6775 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6776 before use in two places.
6777 * config/bfin/bfin.md (AREG): Define mode iterator.
6778 (reload_in, reload_out): Use mode iterator AREG.
6780 2009-09-14 Richard Guenther <rguenther@suse.de>
6783 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6784 EH personality path.
6786 2009-09-13 Richard Guenther <rguenther@suse.de>
6787 Rafael Avila de Espindola <espindola@google.com>
6789 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6790 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6791 (LANG_HOOKS_INITIALIZER): Adjust.
6792 (lhd_pass_through_t): Declare.
6793 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6795 * langhooks.c (lhd_pass_through_t): New function.
6796 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6797 dwarf2out_begin_prologue): Use personality from current_function_decl.
6798 * expr.h (get_personality_function): Declare.
6799 * expr.c (get_personality_function): New function.
6800 (build_personality_function): Likewise.
6801 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6802 (eh_personality_libfunc): Remove.
6803 * optabs.c (build_libfunc_function): New function split out from ...
6804 (init_one_libfunc): ... here.
6805 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6806 (tree_function_decl): Add personality.
6807 (lhd_gcc_personality): Declare.
6808 (build_personality_function): Likewise.
6809 * tree.c (gcc_eh_personality_decl): New.
6810 (lhd_gcc_personality): New function.
6811 * except.h (lang_eh_runtime_type): Remove.
6812 (enum eh_personality_kind): New.
6813 (build_personality_function): Declare.
6814 (function_needs_eh_personality): Declare.
6815 * except.c (lang_eh_runtime_type): Remove.
6816 (function_needs_eh_personality): New function.
6817 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6818 (sjlj_emit_function_enter, output_function_exception_table):
6819 Use personality from current_function_decl.
6820 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6821 * tree-inline.c (tree_can_inline_p): Do not inline across different
6823 (expand_call_inline): Likewise. Adjust the callers EH personality.
6824 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6825 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6826 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6827 (c-parser.o): Likewise
6828 * c-tree.h (c_eh_initialized_p): Remove.
6829 (c_maybe_initialize_eh): Likewise.
6830 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6831 (finish_decl): Don't call c_maybe_initialize_eh.
6832 (c_eh_initialized_p): Remove.
6833 (c_maybe_initialize_eh): Likewise.
6834 * c-parser.c (c_parser_omp_construct): Likewise.
6835 (c_parse_file): Initialize exception handling.
6837 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6839 * config.gcc (tm_file): Remove i386/biarch32.h
6840 for i?86-w64-mingw* case.
6841 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6843 * config.host: Set for x64 mingw the option
6844 use_long_long_for_widest_fast_int to yes.
6846 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6848 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6849 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6850 (dbxout_begin_function): Likewise.
6851 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6852 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6853 set on the function.
6854 (final_end_function): Likewise.
6855 (final_scan_insn): Likewise.
6856 (rest_of_handle_final): Likewise.
6857 * varasm.c (assemble_start_function): Likewise.
6858 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6860 2009-09-12 Jason Merrill <jason@redhat.com>
6862 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6863 * opts.c (common_handle_option): constify.
6865 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6867 * doc/install.texi (avr): Remove obsolete reference site.
6869 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6871 * doc/install.texi (Binaries): Adjust AIX link.
6873 2009-09-12 Akim Demaille <demaille@gostai.com>
6875 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6876 Use an imperative sentence.
6878 2009-09-11 Richard Henderson <rth@redhat.com>
6880 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6881 structure-name and has-tree-operands arguments; update all entries.
6882 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6884 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6885 (gsstruct_code_size): New.
6886 (gss_for_code_): New.
6887 (gss_for_code): Remove.
6888 (gimple_size): Rewrite using gsstruct_code_size.
6889 (gimple_statement_structure): Move to gimple.h.
6890 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6891 (gss_for_code, gimple_statement_structure): New.
6892 (gimple_ops): Use new arrays; tidy.
6894 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6896 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6897 operand to be a PLUS expression.
6898 * config/pa/pa.c (pa_secondary_reload): Likewise.
6900 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6902 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6904 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6907 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6909 From Jie Zhang <jie.zhang@analog.com>:
6910 * doc/extend.texi (node Function Attributes): Document l2
6912 (node Blackfin Variable Attributes): Document l2 variable attributes.
6914 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6916 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6917 to match the system compiler's configuration at inflection point.
6918 Add comment to remark a remaining difference with system compiler.
6920 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6921 * configure: Regenerate.
6923 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6925 From Jie Zhang <jie.zhang@analog.com>:
6926 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6927 (bfin_handle_l2_attribute): New.
6928 (bfin_attribute_table): Add l2 attribute.
6930 2009-09-11 Michael Matz <matz@suse.de>
6933 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6934 on the local_decls list.
6936 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6940 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6942 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6943 for VALUEs, to implement the documented interface.
6944 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6945 Adjust for VALUEs and anything else, to implement the
6946 documented interface.
6948 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6950 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6951 with actual SPE/paired vector modes before using 64-bit alignment.
6952 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6954 2009-09-10 DJ Delorie <dj@redhat.com>
6956 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6959 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6960 * config/mep/mep.c (mep_legitimate_constant_p): New.
6961 * config/mep/mep-protos.h: Prototype it.
6963 2009-09-10 Richard Henderson <rth@redhat.com>
6965 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6967 2009-09-10 Jason Merrill <jason@redhat.com>
6969 * tree.c (chain_index): New fn.
6970 * tree.h: Declare it.
6972 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6974 * config/sol2-c.c (cmn_err_length_specs): Initialize
6975 scalar_identity_flag.
6977 2009-09-10 Richard Henderson <rth@redhat.com>
6979 * tree.h (struct tree_decl_common): Move align member earlier;
6980 move label_decl_uid member ...
6981 (struct tree_label_decl): ... here.
6982 (LABEL_DECL_UID): Update to match.
6984 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6987 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6988 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6990 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6991 dest_prev if the edge is complex.
6993 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6995 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6996 loop latch tests earlier.
6998 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6999 before GIMPLE_RETURN, not after its predecessor; insert
7002 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7003 gimple_seq_empty_p to test for no PHI nodes.
7004 * tree-cfg.c (split_critical_edges): Likewise.
7006 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7008 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7010 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7011 introduced by the VTA branch merge.
7013 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7015 * ira-conflicts.c: Use fputs or putc instead of fprintf
7019 * tree-switch-conversion.c: Ditto.
7021 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7023 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7024 introduced by the VTA branch merge.
7026 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7029 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7031 PR rtl-optimization/39779
7032 * expr.c (convert_modes): Return when mode == oldmode after
7033 CONST_INTs are processed.
7035 2009-09-10 Nick Clifton <nickc@redhat.com>
7037 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7038 attribute and referring decl when creating renamed symbol.
7040 2009-09-10 Richard Guenther <rguenther@suse.de>
7043 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7045 (cgraph_finalize_compilation_unit): Compute reachability
7046 before emitting thunks. Properly process aliases before
7047 possibly removing unreachable nodes.
7049 2009-09-10 Richard Guenther <rguenther@suse.de>
7052 * tree.c (struct free_lang_data_d): Add worklist member.
7053 (find_decls_types_r): Push onto the worklist instead of recursing.
7054 Handle TREE_BINFOs properly.
7055 (find_decls_types): New function wrapped around find_decls_types_r
7056 to process the worklist.
7057 (find_decls_types_in_eh_region): Use it.
7058 (find_decls_types_in_node): Likewise.
7059 (find_decls_types_in_var): Likewise.
7060 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7061 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7062 (AGGREGATE_TYPE_P): Adjust.
7064 2009-09-09 Jason Merrill <jason@redhat.com>
7066 * configure.ac: Check glibc version even if we have an in-tree
7069 2009-09-09 Anthony Green <green@moxielogic.com>
7071 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7072 the constant 0 when appropriate.
7073 * config/moxie/constraints.md: Add constraint O.
7075 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7076 to pass up to 6 32-bit argument values in registers.
7077 (moxie_function_arg): Ditto.
7078 (moxie_arg_partial_bytes): Ditto.
7079 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7080 (REG_PARM_STACK_SPACE): Ditto.
7081 (FUNCTION_ARG_REGNO_P): Ditto.
7083 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7084 instruction to allocate stack space.
7086 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7088 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7089 unnecessarily stringent constraints. Fix address
7090 calculation in the splitters.
7092 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7094 PR rtl-optimization/39779
7095 * expr.c (convert_modes): Return when mode == oldmode after
7096 CONST_INTs are processed.
7098 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7101 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7102 (ix86_expand_prologue): Take frame.padding0 into logic of
7104 (ix86_expand_epilogue): Likewise.
7106 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7108 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7110 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7111 * config/t-slibgcc-libgcc: New file.
7112 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7114 2009-09-09 Martin Jambor <mjambor@suse.cz>
7116 PR tree-optimization/41089
7117 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7120 2009-09-09 Richard Henderson <rth@redhat.com>
7122 * gimple.h (CASE_GIMPLE_OMP): New.
7123 (is_gimple_omp): Use it.
7124 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7125 (verify_gimple_debug): Likewise.
7127 2009-09-09 Richard Guenther <rguenther@suse.de>
7129 PR tree-optimization/41101
7130 * tree-ssa-pre.c (maximal_set): Remove.
7131 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7132 Defer all blocks we didn't visit at least one successor.
7133 (add_to_exp_gen): Do not add to the maximal set.
7134 (make_values_for_phi): Likewise.
7135 (compute_avail): Likewise.
7136 (init_pre): Do not allocate the maximal set.
7137 (execute_pre): Do not dump it.
7139 2009-09-09 Martin Jambor <mjambor@suse.cz>
7141 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7142 an SSA_NAME rather than a is_gimple_variable.
7144 2009-09-09 Richard Guenther <rguenther@suse.de>
7147 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7148 code dealing with plain pointer bases.
7149 (maybe_fold_offset_to_reference): Likewise.
7150 (maybe_fold_stmt_addition): Adjust.
7152 2009-09-09 Richard Guenther <rguenther@suse.de>
7154 * tree.c (free_lang_data_in_type): Do not free the type variant
7156 (free_lang_data): Merge char_type_node with its properly signed
7158 (pass_ipa_free): Collect after freeing language specific data.
7160 2009-09-09 Michael Matz <matz@suse.de>
7163 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7164 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7165 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7168 2009-09-08 DJ Delorie <dj@redhat.com>
7170 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7172 2009-09-04 Jason Merrill <jason@redhat.com>
7174 * tree.c (tree_find_value): Remove.
7175 * tree.h: Remove prototype.
7176 * varasm.c (assemble_external): Use value_member instead.
7178 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7180 * toplev.c (process_options): Choose default debugging type when
7181 gtoggle enables debug info and type is unset.
7183 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7187 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7190 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7192 * configure: Rebuilt with modified libtool.m4.
7194 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7199 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7201 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7203 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7204 (remove_statement): Likewise.
7205 (rewrite_use_nonlinear_expr): Adjust.
7206 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7207 * tree-ssa.c (release_defs_bitset): ... this. New.
7208 * tree-flow.h (release_defs_bitset): Declare.
7210 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7213 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7214 in the middle block.
7216 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7218 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7219 via intptr_t to long type.
7220 (insert_operand_rank): Cast long type via intptr_t to
7222 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7224 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7225 from pointer to unsigned via uintptr_t.
7227 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7228 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7230 * configure: Regenerated.
7231 * config.in: Regenerated
7232 * system.h (stdint.h): Add include.
7233 (inttypes.h): Likewise.
7234 * Makefile.in (aclocal): Add config/stdint.m4.
7235 * aclocal.m4: Regenerated.
7237 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7239 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7241 (note_np_check_stores): New function.
7242 (harmless_null_pointer_p): New function.
7243 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7244 changed. Take into account whether we're in the shadow of a condjump
7245 that tested NP_REG for NULL.
7246 Lose all code that tested for SEQUENCEs.
7247 (workaround_speculation): Avoid inserting NOPs for loads that are
7248 either always executed or a NULL pointer.
7250 2009-09-08 Jan Hubicka <jh@suse.cz>
7252 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7253 * params.def (early-inlining-insns): Likewise.
7255 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7257 PR rtl-optimization/41239
7258 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7259 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7261 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7262 across calls, as the calls might not always return normally.
7263 (call_may_noreturn_p): New function.
7264 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7265 (init_deps): Initialize it.
7266 (remove_from_deps): Also remove calls from
7267 last_function_call_may_noreturn list.
7269 2009-09-07 Richard Henderson <rth@redhat.com>
7271 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7272 more VR->OPERANDS than LHS operands. Free LHS before returning.
7274 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7276 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7277 (attr "addrtype"): New member "spreg".
7278 Use it if mem_spfp_address_operand is true for the address.
7279 (attr "type"): New entry "stall".
7280 (cpu_unit "load"): New.
7281 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7283 (insn_reservation "loadsp"): New.
7284 (insn_reservation "load_stall1"): New.
7285 (insn_reservation "load_stall3"): New.
7287 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7288 (mem_p_address_operand): Exclude stack and frame pointer based
7290 (mem_spfp_address_operand): New; match them here.
7291 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7292 (bfin_reorg): Call it if scheduling insns.
7293 (bfin_gen_bundles): Remove dummy insns created by
7294 add_sched_insns_for_speculation.
7296 From Jie Zhang <jie.zhang@analog.com>:
7297 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7298 bfin_si_revision, bfin_workarounds): Move these ...
7299 * config/bfin/bfin.h: ... here.
7301 From Mike Frysinger <michael.frysinger@analog.com>
7302 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7303 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7304 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7305 bf547m, bf548m, and bf549m.
7306 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7307 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7308 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7309 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7310 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7311 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7312 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7313 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7314 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7315 bf542m, bf544m, bf547m, bf548m, and bf549m.
7317 From Jie Zhang <jie.zhang@analog.com>:
7318 * config/bfin/predicates.md (p_register_operand): New predicate.
7319 (dp_register_operand): New predicate.
7320 * config/bfin/bfin-protos.h (WA_05000074): Define.
7321 (ENABLE_WA_05000074): Define.
7322 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7323 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7324 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7325 (define_attr addrtype): Allow load/store register to be P register.
7326 (define_attr storereg): New.
7327 (define_cpu_unit anomaly_05000074): New.
7328 (define_insn_reservation dsp32shiftimm): New.
7329 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7330 (define_insn_reservation loadp): Cannot use slot2.
7331 (define_insn_reservation loadsp): Cannot use slot2.
7332 (define_insn_reservation storep): Cannot use slot2. Does not
7333 apply when working around 05000074.
7334 (define_insn_reservation storep_anomaly_05000074): New.
7335 (define_insn_reservation storei): Does not apply when working
7337 (define_insn_reservation storei_anomaly_05000074): New.
7338 (define_attr length): Add dsp32shiftimm case.
7339 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7340 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7341 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7342 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7343 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7345 2009-09-07 Martin Jambor <mjambor@suse.cz>
7348 * tree-sra.c (create_artificial_child_access): Return NULL if
7349 build_ref_for_offset fails.
7350 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7351 and create_artificial_child_access to fail.
7353 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7356 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7357 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7358 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7360 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7362 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7363 block, ensure it has an exit edge. Emit a barrier after a jump.
7365 2009-09-07 Nick Clifton <nickc@redhat.com>
7367 * gcc.c (this_is_linker_script): New variable. Like
7368 this_is_library_file but for the %T constructor.
7369 (end_going_arg): If this_is_linker_script is set then locate the
7370 script and insert a --script switch before it
7371 (do_spec_2): Initialise this_is_linker_script.
7372 (do_spec_1): Likewise. Handle %T construct.
7373 (eval_spec_function): Preserve this_is_linker_script.
7374 * doc/invoke.texi: Document %T construct in spec files.
7375 * config/m32c/m32c.h (LIB_SPEC): Use it.
7377 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7379 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7380 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7381 when volatile flag is set.
7382 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7384 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7387 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7388 (combine_stack_adjustments_for_block): Allow insns between stack
7389 adjustments and stores with corresponding pre-(dec|inc)rement or
7390 pre-modify operation.
7392 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7395 * combine-stack-adj.c (struct csa_memlist): Rename to...
7396 (struct csa_reflist): ... this. Rename mem field to ref.
7397 (free_csa_memlist): Rename to...
7398 (free_csa_reflist): ... this.
7399 (record_one_stack_memref): Rename to...
7400 (record_one_stack_ref): ... this. Handle also REG_P.
7401 (try_apply_stack_adjustment): Handle also REG_P.
7402 (struct record_stack_memrefs_data): Rename to...
7403 (struct record_stack_refs_data): ... this. Rename memlist field to
7405 (record_stack_memrefs): Rename to...
7406 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7407 subexpressions instead of failing when a MEM contains SP references.
7408 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7409 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7411 2009-09-06 Richard Guenther <rguenther@suse.de>
7414 * tree.c (build_array_type): Do not record types marked
7415 with structural equality in the canonical type hashtable.
7417 2009-09-06 Richard Guenther <rguenther@suse.de>
7420 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7422 2009-09-05 Richard Guenther <rguenther@suse.de>
7425 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7427 2009-09-05 Richard Guenther <rguenther@suse.de>
7430 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7432 2009-09-05 Richard Guenther <rguenther@suse.de>
7435 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7436 before comparing function argument types.
7438 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7441 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7444 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7447 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7449 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7450 locators before emit_insn is called.
7452 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7455 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7456 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7457 (reginfo_init): Don't call allocate_reg_info.
7459 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7462 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7463 NONDEBUG_INSN_P instead of INSN_P.
7465 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7468 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7470 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7473 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7474 pattern of the split.
7476 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7478 * toplev.c (process_options): Move setter of flag_var_tracking
7479 before other tests that depend on it. Move down setter of
7480 flag_rename_registers. Don't enable var-tracking-assignments
7481 by default if selective scheduling is enabled. Warn if both
7484 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7486 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7487 comment. Use switch statement to catch overlaps between rtx
7488 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7489 (IS_DECL_CODE): ... here. Remove.
7490 (check_value_is_not_decl): Remove.
7491 (dv_from_decl, dv_from_value): Check after conversion.
7493 2009-09-04 Richard Guenther <rguenther@suse.de>
7496 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7497 after emitting tunks. Move emitting thunks and ctors from ...
7498 (cgraph_optimize): ... here. Remove redundant
7499 cgraph_analyze_functions.
7500 * varasm.c (find_decl_and_mark_needed): Remove no longer
7502 (finish_aliases_1): Adjust check for thunk aliases.
7504 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7506 * config/arm/arm.md (ctzsi2): Added braces
7507 to avoid warning that broke booststrap.
7509 2009-09-04 Martin Jambor <mjambor@suse.cz>
7511 PR tree-optimization/41112
7512 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7513 handle variable-bounded arrays.
7514 (expr_with_var_bounded_array_refs_p): New function.
7515 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7517 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7519 * config/s390/2097.md: Removed two incorrect bypasses.
7520 (z10_fsimpdf): Fixed latency.
7521 (z10_fhex): New insn_reservation.
7522 (z10_floaddf): Fixed latency.
7523 (z10_floadsf): Fixed latency.
7524 (z10_ftrunctf): Fixed latency.
7525 (z10_ftruncdf): Fixed latency.
7526 * config/s390/s390.c (z10_cost): Fixed values.
7527 (s390_adjust_priority): Added z10 path.
7528 * config/s390/s390.md (type): Added fhex.
7529 (*mov<mode>_64dfp): Updated type attribute.
7530 (*mov<mode>_64): Updated type attribute.
7531 (*mov<mode>_31): Updated type attribute.
7532 (*mov<mode>"): Likewise.
7533 * config/s390/2084.md (x_fsimpdf): Updated condition.
7535 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7537 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7538 RTXs in the predicate for operand 1.
7540 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7542 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7543 (rbitsi2): New insn.
7544 (ctzsi2): New expand.
7545 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7547 2009-09-03 Martin Jambor <mjambor@suse.cz>
7549 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7550 (create_artificial_child_access): Use build_ref_for_offset instead
7551 of duplicate_expr_for_different_base.
7552 (propagate_subacesses_accross_link): Likewise.
7554 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7556 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7558 (mips16e_collect_argument_saves): Skip debug instructions.
7559 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7560 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7561 (r10k_insert_cache_barriers): Likewise.
7562 (mips_reorg_process_insns): Likewise.
7564 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7567 * ira.c (update_equiv_reg): Remove check on class likely spill.
7569 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7572 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7573 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7577 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7578 the stack slot if it is passed by invisible reference.
7579 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7580 by invisible reference.
7582 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7584 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7585 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7586 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7588 * config/bfin/sync.md: New file.
7589 * config/bfin/bfin.md: Include it.
7590 (UNSPEC_ATOMIC): New.
7591 (UNSPEC_ONES): Provide a unique number.
7593 From Jie Zhang <jie.zhang@analog.com>:
7594 * config/bfin/bfin.c (ret_regs): New.
7595 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7596 (must_save_rets_p): New.
7597 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7598 current_function_is_leaf.
7599 (do_link): Likewise.
7600 (do_unlink): Likewise.
7601 (expand_interrupt_handler_prologue): Use ret_regs array.
7602 (expand_interrupt_handler_epilogue): Use ret_regs array and
7603 pass return register to gen_return_internal.
7604 (bfin_expand_epilogue): Pass return register to
7605 gen_return_internal.
7606 (bfin_expand_call): Explicitly clobber RETS.
7607 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7608 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7609 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7610 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7612 (return_internal): Take a reg rtx rather than the register number.
7614 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7616 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7617 when comparing against estimated_loop_iterations_int return.
7619 2009-09-03 Richard Guenther <rguenther@suse.de>
7621 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7622 eh_personality_libfunc.
7624 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7626 * tree-parloops.c (separate_decls_in_region): Add space.
7628 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7630 * tree-parloops.c (separate_decls_in_region): Change the condition
7631 checking if there are reductions in the loop.
7633 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7635 PR tree-optimization/38275
7636 * tree-parloops.c (parallelize_loops): Replace profitability condition
7637 for expected number of iterations.
7639 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7641 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7642 (bootstrap-debug): Explain conditions in which it becomes default.
7643 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7646 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7648 * doc/invoke.texi (Optimize Options): Move
7649 -finline-small-functions to the -O2 list.
7651 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7653 * toplev.c (process_options): Enable var-tracking-assignments
7654 by default if var-tracking is enabled.
7656 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7658 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7660 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7661 * rtl.h (prev_nonnote_insn_bb): Declare it.
7663 2009-09-03 Diego Novillo <dnovillo@google.com>
7665 * cgraph.c (cgraph_node_for_decl): New.
7666 * cgraph.h (cgraph_node_for_decl): Declare.
7667 * tree.c (host_integerp): Return 0 if T is NULL.
7669 2009-09-03 Diego Novillo <dnovillo@google.com>
7671 * tree.h (struct alias_pair): Move from varasm.c.
7672 (alias_pairs): Likewise.
7673 (TYPE_MAXVAL): Define.
7674 (TYPE_MINVAL): Define.
7675 (iterative_hash_host_wide_int): Declare.
7676 (remove_unreachable_alias_pairs): Declare.
7677 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7678 * diagnostic.c (default_diagnostic_starter): Make extern.
7679 (default_diagnostic_finalizer): Make extern.
7680 * diagnostic.h (default_diagnostic_starter): Declare.
7681 (default_diagnostic_finalizer): Declare.
7682 (default_tree_printer): Declare.
7683 * toplev.c (default_tree_printer): Make extern.
7685 2009-09-03 Richard Guenther <rguenther@suse.de>
7686 Diego Novillo <dnovillo@google.com>
7688 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7689 * cgraphunit.c (cgraph_expand_function): Do not emit
7690 associated thunks from here.
7691 (cgraph_emit_thunks): New.
7692 (cgraph_optimize): Call it.
7693 Return if any IPA pass finds an error.
7694 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7697 2009-09-03 Simon Baldwin <simonb@google.com>
7698 Rafael Espindola <espindola@google.com>
7699 Richard Guenther <rguenther@suse.de>
7700 Doug Kwan <dougkwan@google.com>
7701 Diego Novillo <dnovillo@google.com>
7703 * tree.c: Include tree-pass.h, langhooks-def.h,
7704 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7705 (free_lang_data_in_type): New.
7706 (need_assembler_name_p): New.
7707 (free_lang_data_in_block): New.
7708 (free_lang_data_in_decl): New.
7709 (struct free_lang_data_d): New.
7710 (add_tree_to_fld_list): New.
7711 (find_decls_types_r): New.
7712 (get_eh_types_for_runtime): New.
7713 (find_decls_types_in_eh_region): New.
7714 (find_decls_types_in_node): New.
7715 (find_decls_types_in_var): New.
7716 (free_lang_data_in_cgraph): New.
7717 (free_lang_data): New.
7718 (gate_free_lang_data): New.
7719 (pass_ipa_free_lang_data): New.
7721 2009-09-03 Diego Novillo <dnovillo@google.com>
7723 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7724 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7725 (lang_hooks): Remove const qualifier.
7726 * ipa.c (cgraph_remove_unreachable_nodes): Call
7727 remove_unreachable_alias_pairs.
7728 * except.c (add_type_for_runtime): Check if TYPE has
7729 already been converted.
7730 (lookup_type_for_runtime): Likewise.
7731 (check_handled): Handle converted types.
7732 * varasm.c (remove_unreachable_alias_pairs): New.
7733 * gimple.c: Include demangle.h.
7734 (gimple_decl_printable_name): New.
7735 (gimple_fold_obj_type_ref): New.
7736 * gimple.h (gimple_decl_printable_name): Declare.
7737 (gimple_fold_obj_type_ref): Declare.
7738 * passes.c (init_optimization_passes): Add pass
7739 pass_ipa_free_lang_data.
7740 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7741 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7743 2009-09-03 Diego Novillo <dnovillo@google.com>
7745 * c-lang.c (lang_hooks): Remove const qualifier.
7747 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7749 * doc/install.texi (*-*-freebsd*): Update target information.
7751 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7753 * hard-reg-set.h (call_fixed_regs): Remove.
7754 * reginfo.c (call_fixed_regs): Remove.
7755 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7756 (globalize_reg): Don't use call_fixed_regs.
7757 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7760 2009-09-01 Michael Matz <matz@suse.de>
7762 * expr.h (emit_storent_insn, expand_expr_real_1,
7763 expand_expr_real_2): Declare.
7764 * expr.c (emit_storent_insn, expand_expr_real_1,
7765 expand_expr_real_2): Export.
7766 (store_expr): Setting and evaluating dont_return_target is useless.
7767 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7768 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7769 * except.c (expand_resx_expr): Rename to ...
7770 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7771 * except.h (expand_resx_stmt): Declare.
7772 * stmt.c: Add include gimple.h
7773 (expand_asm_expr): Rename to ...
7774 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7775 (expand_case): Rewrite to take gimple statement.
7776 * tree.h (expand_asm_stmt): Declare.
7777 (expand_case): Change prototype.
7778 * Makefile.in (stmt.o): Depend on gimple.h.
7779 * builtins.c (expand_builtin_synchronize): Build gimple asm
7780 statement, not an ASM_EXPR.
7781 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7782 gimple_to_tree, release_stmt_tree): Remove.
7783 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7784 ggc_free, but hold comparison code and operands separately.
7785 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7786 (expand_call_stmt, expand_gimple_stmt_1,
7787 expand_gimple_stmt): New helpers.
7788 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7789 release_stmt_tree. Call expand_gimple_stmt instead.
7790 (expand_gimple_basic_block): Ditto.
7792 * calls.c (emit_call_1): Don't look at EH regions here, make
7793 fntree parameter useless.
7794 (expand_call): New local rettype for TREE_TYPE(exp), use it
7795 throughout. Remove local p, use addr instead.
7796 Don't look at EH regions here.
7798 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7800 * doc/invoke.texi (-fsched-pressure): Document it.
7801 (-fsched-reg-pressure-heuristic): Remove it.
7803 * reload.c (ira.h): Include.
7804 (find_reloads): Add choosing reload on number of small spilled
7807 * haifa-sched.c (ira.h): Include.
7808 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7809 saved_reg_pressure, curr_reg_live, saved_reg_live,
7810 region_ref_regs): New variables.
7811 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7812 initiate_reg_pressure_info, setup_ref_regs,
7813 initiate_bb_reg_pressure_info, save_reg_pressure,
7814 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7816 (setup_insn_reg_pressure_info): New function.
7817 (rank_for_schedule): Add pressure checking and insn issue time.
7818 Remove comparison of insn reg weights.
7819 (ready_sort): Set insn reg pressure info.
7820 (update_register_pressure, setup_insn_max_reg_pressure,
7821 update_reg_and_insn_max_reg_pressure,
7822 sched_setup_bb_reg_pressure_info): New functions.
7823 (schedule_insn): Add code for printing and updating reg pressure info.
7824 (find_set_reg_weight, find_insn_reg_weight): Remove.
7825 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7826 (debug_ready_list): Print reg pressure info.
7827 (schedule_block): Ditto. Check insn issue time.
7828 (sched_init): Set up sched_pressure_p. Allocate and set up some
7829 reg pressure related info.
7830 (sched_finish): Free some reg pressure related info.
7831 (fix_tick_ready): Make insn always ready if pressure_p.
7832 (init_h_i_d): Don't call find_insn_reg_weight.
7833 (haifa_finish_h_i_d): Free insn reg pressure info.
7835 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7836 ira_memory_move_cost, ira_class_hard_regs,
7837 ira_class_hard_regs_num, ira_no_alloc_regs,
7838 ira_available_class_regs, ira_reg_class_cover_size,
7839 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7841 * ira-lives.c (single_reg_class): Check mode to find how many
7842 registers are necessary for operand.
7843 (ira_implicitly_set_insn_hard_regs): New.
7845 * common.opt (fsched-pressure): New options.
7846 (fsched-reg-pressure-heuristic): Remove.
7848 * ira.c (setup_eliminable_regset): Rename to
7849 ira_setup_eliminable_regset. Make it external.
7850 (expand_reg_info): Pass cover class to setup_reg_classes.
7851 (ira): Call resize_reg_info instead of allocate_reg_info.
7853 * sched-deps.c: Include ira.h.
7854 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7855 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7856 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7857 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7858 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7859 mark_insn_reg_store, mark_insn_reg_clobber,
7860 setup_insn_reg_pressure_info): New.
7861 (sched_analyze_1): Update implicit_reg_pending_uses.
7862 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7863 Use them to create dependencies. Set insn reg uses and pressure
7864 info. Process reg_pending_uses in one place.
7865 (free_deps): Free implicit sets.
7866 (remove_from_deps): Remove implicit sets if necessary. Check
7867 implicit sets when clearing reg_last_in_use.
7868 (init_deps_global): Clear implicit_reg_pending_clobbers and
7869 implicit_reg_pending_uses.
7871 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7872 ira_memory_move_cost, ira_class_hard_regs,
7873 ira_class_hard_regs_num, ira_no_alloc_regs,
7874 ira_available_class_regs, ira_reg_class_cover_size,
7875 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7876 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7877 ira_implicitly_set_insn_hard_regs): New prototypes.
7879 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7880 cost_elements_num): New variables.
7881 (allocno_costs, total_costs): Rename to costs and
7882 total_allocno_costs.
7883 (COSTS_OF_ALLOCNO): Rename to COSTS.
7884 (allocno_pref): Rename to pref.
7885 (allocno_pref_buffer): Rename to pref_buffer.
7886 (common_classes): Rename to regno_cover_class.
7888 (record_reg_classes): Set allocno attributes only if allocno_p.
7889 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7890 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7891 and COSTS_OF_ALLOCNO.
7892 (print_costs): Rename to print_allocno_costs.
7893 (print_pseudo_costs): New.
7894 (process_bb_node_for_costs): Split into 2 functions with new
7895 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7896 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7897 new parameter dump_file. Use cost_elements_num instead of
7898 ira_allocnos_num. Make one iteration if preferred classes were
7899 already calculated for scheduler. Make 2 versions of code
7900 depending on allocno_p.
7901 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7902 regno_cover_class and COSTS instead of common_classes and
7904 (init_costs, finish_costs): New.
7905 (ira_costs): Set up allocno_p and cost_elements_num. Call
7906 init_costs and finish_costs.
7907 (ira_set_pseudo_classes): New.
7909 * rtl.h (allocate_reg_info): Remove.
7910 (resize_reg_info): Change return type.
7911 (reg_cover_class): New.
7912 (setup_reg_classes): Add new parameter.
7914 * sched-int.h (struct deps_reg): New member implicit_sets.
7915 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7916 (INCREASE_BITS): New macro.
7917 (struct reg_pressure_data, struct reg_use_data): New.
7918 (struct _haifa_insn_data): Remove reg_weight. Add members
7919 reg_pressure, reg_use_list, reg_set_list, and
7920 reg_pressure_excess_cost_change.
7921 (struct deps): New member implicit_sets.
7922 (pressure_p): New variable.
7923 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7924 (struct reg_pressure_data, struct reg_use_data): New.
7925 (INSN_REG_WEIGHT): Remove.
7926 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7927 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7928 (sched_init_region_reg_pressure_info,
7929 sched_setup_bb_reg_pressure_info): New prototypes.
7931 * reginfo.c (struct reg_pref): New member coverclass.
7932 (reg_cover_class): New function.
7933 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7934 (reg_info_size): New variable.
7935 (allocate_reg_info): Make static. Setup reg_info_size.
7936 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7937 (setup_reg_classes): Add a new parameter. Setup cover class too.
7939 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7942 * sched-rgn.c (deps_join): Set up implicit_sets.
7943 (schedule_region): Set up region and basic blocks pressure
7946 * passes.c (init_optimization_passes): Move
7947 pass_subregs_of_mode_init before pass_sched.
7949 2009-09-02 Martin Jambor <mjambor@suse.cz>
7951 * tree-sra.c (struct access): New field grp_hint.
7952 (dump_access): Dump grp_hint.
7953 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7955 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7956 those which have been specifically read and somehow written to.
7957 (propagate_subacesses_accross_link): Set grp_hint of right child and
7958 also possibly of the left child.
7960 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7962 * tree-object-size.c (addr_object_size): Always use object_size_type
7963 0 or 2 when determining the pointer pointed object size.
7965 2009-09-02 Richard Guenther <rguenther@suse.de>
7968 2009-08-31 Richard Guenther <rguenther@suse.de>
7970 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7971 to query if the memory regions for memmove overlap.
7972 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7973 asserts on pointers, instead deal with odd trees.
7974 (ptr_derefs_may_alias_p): Likewise.
7975 (refs_may_alias_p_1): Constructor bases also never alias.
7977 2009-08-01 Christian Bruel <christian.bruel@st.com>
7980 2009-07-31 Christian Bruel <christian.bruel@st.com>
7981 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7983 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7985 * doc/invoke.texi (-fvar-tracking-assignments): New.
7986 (-fvar-tracking-assignments-toggle): New.
7987 (-fdump-final-insns=file): Mark filename as optional.
7988 (--param min-nondebug-insn-uid): New.
7989 (-gdwarf-@{version}): Mention version 4.
7990 * opts.c (common_handle_option): Accept it.
7991 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7992 * regrename.c (regrename_optimize): Drop last. Don't count debug
7993 insns as uses. Don't reject change because of debug insn.
7994 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7995 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7996 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7997 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7998 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7999 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8000 * doc/gimple.texi (is_gimple_debug): New.
8001 (gimple_debug_bind_p): New.
8002 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8003 * doc/install.texi (bootstrap-debug): More details.
8004 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8005 (bootstrap-debug-lib): More details.
8006 (bootstrap-debug-ckovw): Update.
8007 (bootstrap-time): New.
8008 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8009 (insert_phi_nodes_for): Insert debug stmts.
8010 (rewrite_stmt): Take iterator. Insert debug stmts.
8011 (rewrite_enter_block): Adjust.
8012 (maybe_replace_use_in_debug_stmt): New.
8013 (rewrite_update_stmt): Use it.
8014 (mark_use_interesting): Return early for debug stmts.
8015 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8016 stmts before replacing stmt.
8017 (move_computations_stmt): Likewise.
8018 * ira-conflicts.c (add_copies): Skip debug insns.
8019 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8020 (regstat_bb_compute_ri): Skip debug insns.
8021 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8022 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8023 check_loop_closed_ssa_stmt): Skip debug stmts.
8024 * tree-tailcall.c (find_tail_calls): Likewise.
8025 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8026 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8027 (build_var_debug_value_stat): Declare.
8028 (build_var_debug_value): Define.
8029 (target_for_debug_bind): Declare.
8030 * reload.c (find_equiv_reg): Skip debug insns.
8031 * rtlanal.c (reg_used_between_p): Skip debug insns.
8032 (side_effects_p): Likewise.
8033 (canonicalize_condition): Likewise.
8034 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8035 insns never depend on debug insns.
8036 (create_ddg_dep_no_link): Likewise.
8037 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8038 Don't add inter-loop dependencies for debug insns.
8039 (build_intra_loop_deps): Likewise.
8040 (create_ddg): Count debug insns.
8041 * ddg.h (struct ddg::num_debug): New.
8042 (num_backargs): Pair up with previous int field.
8043 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8044 -fcompare-debug-second.
8045 * final.c (get_attr_length_1): Skip debug insns.
8046 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8047 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8048 (driver_self_specs): Map -fdump-final-insns to
8049 -fdump-final-insns=..
8050 (get_local_tick): New.
8051 (compare_debug_dump_opt_spec_function): Test for . argument and
8052 compute output name. Compute temp output spec without flag name.
8053 Compute -frandom-seed.
8054 (OPT): Undef after use.
8055 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8056 (average_num_loop_insns): Likewise.
8057 * params.h (MIN_NONDEBUG_INSN_UID): New.
8058 * gimple.def (GIMPLE_DEBUG): New.
8059 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8060 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8061 (merge_in_block): Fix whitespace.
8062 * toplev.c (flag_var_tracking): Update comment.
8063 (flag_var_tracking_assignments): New.
8064 (flag_var_tracking_assignments_toggle): New.
8065 (process_options): Don't open final insns dump file if we're not
8066 going to write to it. Compute defaults for var_tracking.
8067 * df-scan.c (df_insn_rescan_debug_internal): New.
8068 (df_uses_record): Handle debug insns.
8069 * haifa-sched.c (ready): Initialize n_debug.
8070 (contributes_to_priority): Skip debug insns.
8071 (dep_list_size): New.
8073 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8074 they're ready. Disregard previous debug insns to make decisions.
8075 (queue_insn): Never queue debug insns.
8076 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8077 (schedule_insn): Don't reject debug insns because of issue rate.
8078 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8079 (queue_to_ready): Skip and discount debug insns.
8080 (choose_ready): Let debug insns through.
8081 (schedule_block): Check boundary debug insns. Discount debug
8082 insns, schedule them early. Adjust whitespace.
8083 (set_priorities): Check for boundary debug insns.
8084 (add_jump_dependencies): Use dep_list_size.
8085 (prev_non_location_insn): New.
8086 (check_cfg): Use it.
8087 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8089 (remove_unused_ivs): Reset debug stmts.
8090 * modulo-sched.c (const_iteration_count): Skip debug insns.
8091 (res_MII): Discount debug insns.
8092 (loop_single_full_bb_p): Skip debug insns.
8093 (sms_schedule): Likewise.
8094 (sms_schedule_by_order): Likewise.
8095 (ps_has_conflicts): Likewise.
8096 * caller-save.c (refmarker_fn): New.
8097 (save_call_clobbered_regs): Replace regs with saved mem in
8099 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8100 Call refmarker_fn mark for hardregnos.
8101 (mark_reg_as_referenced): New.
8102 (replace_reg_with_saved_mem): New.
8103 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8104 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8106 (cse_extended_basic_block): Skip debug insns.
8107 (count_reg_usage): Likewise.
8108 (is_dead_reg): New, split out of...
8109 (set_live_p): ... here.
8110 (insn_live_p): Use it for debug insns.
8111 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8112 (execute_optimize_stdarg): Likewise.
8113 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8114 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8115 changes in debug stmts as changes.
8116 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8117 (moveup_expr): Don't move across debug insns. Don't move
8118 debug insn if it would create a bookkeeping block.
8119 (moveup_expr_cached): Don't use cache for debug insns that
8120 are heads of blocks.
8121 (compute_av_set_inside_bb): Skip debug insns.
8122 (sel_rank_for_schedule): Schedule debug insns first. Remove
8124 (block_valid_for_bookkeeping_p); Support lax searches.
8125 (create_block_for_bookkeeping): Adjust block numbers when
8126 encountering debug-only blocks.
8127 (find_place_for_bookkeeping): Deal with debug-only blocks.
8128 (generate_bookkeeping_insn): Accept no place to insert.
8129 (remove_temp_moveop_nops): New argument full_tidying.
8130 (prepare_place_to_insert): Deal with debug insns.
8131 (advance_state_on_fence): Debug insns don't start cycles.
8132 (update_boundaries): Take fence as argument. Deal with
8134 (schedule_expr_on_boundary): No full_tidying on debug insns.
8135 (fill_insns): Deal with debug insns.
8136 (track_scheduled_insns_and_blocks): Don't count debug insns.
8137 (need_nop_to_preserve_insn_bb): New, split out of...
8138 (remove_insn_from_stream): ... this.
8139 (fur_orig_expr_not_found): Skip debug insns.
8140 * rtl.def (VALUE): Move up.
8142 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8143 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8144 Set it if debug stmts are found.
8145 (statement_sink_location): Skip debug stmts. Propagate
8146 moving defs into debug stmts.
8147 * ifcvt.c (first_active_insn): Skip debug insns.
8148 (last_active_insns): Likewise.
8149 (cond_exec_process_insns): Likewise.
8150 (noce_process_if_block): Likewise.
8151 (check_cond_move_block): Likewise.
8152 (cond_move_convert_if_block): Likewise.
8153 (block_jumps_and_fallthru_p): Likewise.
8154 (dead_or_predicable): Likewise.
8155 * dwarf2out.c (debug_str_hash_forced): New.
8156 (find_AT_string): Add comment.
8157 (gen_label_for_indirect_string): New.
8158 (get_debug_string_label): New.
8159 (AT_string_form): Use it.
8160 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8161 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8162 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8163 several operations that cannot be represented with DWARF opcodes.
8164 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8165 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8166 (dwarf2out_var_location): Take during-call mark into account.
8167 (output_indirect_string): Update comment. Output if there are
8168 label and references.
8169 (prune_indirect_string): New.
8170 (prune_unused_types): Call it if debug_str_hash_forced.
8171 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8172 (dw_long_long_const): Remove.
8173 (struct dw_val_struct): Change val_long_long type to rtx.
8174 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8175 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8176 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8177 component instead of HOST_BITS_PER_LONG.
8178 (output_loc_operands): Likewise. For const8* assert
8179 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8180 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8181 rather than HOST_BITS_PER_LONG is >= 64.
8182 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8184 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8185 HOST_BITS_PER_LONG for dw_val_class_long_long.
8186 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8187 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8188 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8190 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8191 Handle DW_OP_implicit_value.
8192 (extract_int): Move prototype earlier.
8193 (mem_loc_descriptor): For SUBREG punt if inner
8194 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8195 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8196 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8197 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8198 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8199 instead of Pmode size.
8200 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8201 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8202 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8203 (concat_loc_descriptor, concatn_loc_descriptor,
8204 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8205 (add_location_or_const_value_attribute): Likewise. For single
8206 location loc_lists attempt to use add_const_value_attribute
8207 for constant decls. Add DW_AT_const_value even if
8208 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8210 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8211 (control_flow_insn_p): Likewise.
8212 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8213 (separate_decls_in_region_debug_bind): New.
8214 (separate_decls_in_region): Process debug bind stmts afterwards.
8215 * recog.c (verify_changes): Handle debug insns.
8216 (extract_insn): Likewise.
8217 (peephole2_optimize): Skip debug insns.
8218 * dse.c (scan_insn): Skip debug insns.
8219 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8221 (setup_id_for_insn): Handle debug insns.
8222 (maybe_tidy_empty_bb): Adjust whitespace.
8223 (tidy_control_flow): Skip debug insns.
8224 (sel_remove_insn): Adjust for debug insns.
8225 (sel_estimate_number_of_insns): Skip debug insns.
8226 (create_insn_rtx_from_pattern): Handle debug insns.
8227 (create_copy_of_insn_rtx): Likewise.
8228 * sel-sched-.h (sel_bb_end): Declare.
8229 (sel_bb_empty_or_nop_p): New.
8230 (get_all_loop_exits): Use it.
8231 (_eligible_successor_edge_p): Likewise.
8232 (return_nop_to_pool): Adjust.
8233 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8234 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8235 * gimple-pretty-print.c (dump_gimple_debug): New.
8236 (dump_gimple_stmt): Use it.
8237 (dump_bb_header): Skip gimple debug stmts.
8238 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8239 (fixup_match_2): Likewise.
8240 (regmove_backward_pass): Likewise. Simplify combined
8241 replacement. Handle debug insns.
8242 * function.c (instantiate_virtual_regs): Handle debug insns.
8243 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8244 * print-rtl.h: Include cselib.h.
8245 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8246 * df.h (df_inns_rescan_debug_internal): Declare.
8247 * gcse.c (alloc_hash_table): Estimate n_insns.
8248 (cprop_insn): Don't regard debug insns as changes.
8249 (bypass_conditional_jumps): Skip debug insns.
8250 (one_pre_gcse_pass): Adjust.
8251 (one_code_hoisting_pass): Likewise.
8252 (compute_ld_motion_mems): Skip debug insns.
8253 (one_cprop_pass): Adjust.
8254 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8255 (if_convertible_stmt_p): Handle debug stmts.
8256 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8257 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8258 * ira-build.c (create_bb_allocnos): Skip debug insns.
8259 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8260 (has_single_use): Likewise.
8261 (single_imm_use): Likewise.
8262 (num_imm_uses): Likewise.
8263 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8264 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8265 (create_outofssa_var_map): Likewise.
8266 * lower-subreg.c (adjust_decomposed_uses): New.
8267 (resolve_debug): New.
8268 (decompose_multiword_subregs): Use it.
8269 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8270 * emit-rtl.c: Include params.h.
8271 (cur_debug_insn_uid): Define.
8272 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8273 (copy_rtx_if_shared_1): Handle debug insns.
8274 (reset_used_flags): Likewise.
8275 (set_used_flags): LIkewise.
8276 (get_max_insn_count): New.
8277 (next_nondebug_insn): New.
8278 (prev_nondebug_insn): New.
8279 (make_debug_insn_raw): New.
8280 (emit_insn_before_noloc): Handle debug insns.
8281 (emit_jump_insn_before_noloc): Likewise.
8282 (emit_call_insn_before_noloc): Likewise.
8283 (emit_debug_insn_before_noloc): New.
8284 (emit_insn_after_noloc): Handle debug insns.
8285 (emit_jump_insn_after_noloc): Likewise.
8286 (emit_call_insn_after_noloc): Likewise.
8287 (emit_debug_insn_after_noloc): Likewise.
8288 (emit_insn_after): Take loc from earlier non-debug insn.
8289 (emit_jump_insn_after): Likewise.
8290 (emit_call_insn_after): Likewise.
8291 (emit_debug_insn_after_setloc): New.
8292 (emit_debug_insn_after): New.
8293 (emit_insn_before): Take loc from later non-debug insn.
8294 (emit_jump_insn_before): Likewise.
8295 (emit_call_insn_before): Likewise.
8296 (emit_debug_insn_before_setloc): New.
8297 (emit_debug_insn_before): New.
8298 (emit_insn): Handle debug insns.
8299 (emit_debug_insn): New.
8300 (emit_jump_insn): Handle debug insns.
8301 (emit_call_insn): Likewise.
8303 (init_emit): Take min-nondebug-insn-uid into account.
8304 Initialize cur_debug_insn_uid.
8305 (emit_copy_of_insn_after): Handle debug insns.
8306 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8307 location of single rhs in place.
8308 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8309 (floor_sdiv_adjust): New.
8310 (cell_sdiv_adjust): New.
8311 (cell_udiv_adjust): New.
8312 (round_sdiv_adjust): New.
8313 (round_udiv_adjust): New.
8314 (wrap_constant): Moved from cselib.
8315 (unwrap_constant): New.
8316 (expand_debug_expr): New.
8317 (expand_debug_locations): New.
8318 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8320 (gimple_expand_cfg): Expand debug locations.
8321 * cselib.c: Include tree-pass.h.
8322 (struct expand_value_data): New.
8323 (cselib_record_sets_hook): New.
8324 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8325 (cselib_clear_table): Move, and implemnet in terms of...
8326 (cselib_reset_table_with_next_value): ... this.
8327 (cselib_get_next_unknown_value): New.
8328 (discard_useless_locs): Don't discard preserved values.
8329 (cselib_preserve_value): New.
8330 (cselib_preserved_value_p): New.
8331 (cselib_preserve_definitely): New.
8332 (cselib_clear_preserve): New.
8333 (cselib_preserve_only_values): New.
8334 (new_cselib_val): Take rtx argument. Dump it in details.
8335 (cselib_lookup_mem): Adjust.
8336 (expand_loc): Take regs_active in struct. Adjust. Silence
8337 dumps unless details are requested.
8338 (cselib_expand_value_rtx_cb): New.
8339 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8340 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8341 without details. Copy more subregs. Try to resolve values
8342 using a callback. Wrap constants.
8343 (cselib_subst_to_values): Adjust.
8344 (cselib_log_lookup): New.
8345 (cselib_lookup): Call it.
8346 (cselib_invalidate_regno): Don't count preserved values as useless.
8347 (cselib_invalidate_mem): Likewise.
8348 (cselib_record_set): Likewise.
8349 (struct set): Renamed to cselib_set, moved to cselib.h.
8350 (cselib_record_sets): Adjust. Call hook.
8351 (cselib_process_insn): Reset table when it would be cleared.
8352 (dump_cselib_val): New.
8353 (dump_cselib_table): New.
8354 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8355 (remove_forwarder_block): Support moving debug stmts.
8356 * cselib.h (cselib_record_sets_hook): Declare.
8357 (cselib_expand_callback): New type.
8358 (cselib_expand_value_rtx_cb): Declare.
8359 (cselib_reset_table_with_next_value): Declare.
8360 (cselib_get_next_unknown_value): Declare.
8361 (cselib_preserve_value): Declare.
8362 (cselib_preserved_value_p): Declare.
8363 (cselib_preserve_only_values): Declare.
8364 (dump_cselib_table): Declare.
8365 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8366 (try_crossjump_to_edge): Likewise.
8367 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8368 dominated blocks when debug stmts are present.
8369 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8370 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8371 (set_var_live_on_entry): Likewise.
8372 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8373 * cfglayout.c (curr_location, last_location): Make static.
8374 (set_curr_insn_source_location): Don't avoid bouncing.
8375 (get_curr_insn_source_location): New.
8376 (get_curr_insn_block): New.
8377 (duplicate_insn_chain): Handle debug insns.
8378 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8380 * common.opt (fcompare-debug): Move to sort order.
8381 (fdump-unnumbered-links): Likewise.
8382 (fvar-tracking-assignments): New.
8383 (fvar-tracking-assignments-toggle): New.
8384 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8385 because of debug stmts.
8386 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8387 (eliminate_unnecessary_stmts): Walk dominated blocks before
8389 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8390 * ira.c (memref_used_between_p): Skip debug insns.
8391 (update_equiv_regs): Likewise.
8392 * sched-deps.c (sd_lists_size): Accept empty list.
8393 (sd_init_insn): Mark debug insns.
8394 (sd_finish_insn): Unmark them.
8395 (sd_add_dep): Reject non-debug deps on debug insns.
8396 (fixup_sched_groups): Give debug insns group treatment.
8398 (sched_analyze_reg): Don't mark debug insns for sched before call.
8399 (sched_analyze_2): Handle debug insns.
8400 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8402 (deps_analyze_insn): Handle debug insns.
8403 (deps_start_bb): Skip debug insns.
8404 (init_deps): Initialize last_debug_insn.
8405 * tree-ssa.c (target_for_debug_bind): New.
8406 (find_released_ssa_name): New.
8407 (propagate_var_def_into_debug_stmts): New.
8408 (propagate_defs_into_debug_stmts): New.
8409 (verify_ssa): Skip debug bind stmts without values.
8410 (warn_uninialized_vars): Skip debug stmts.
8411 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8412 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8413 (rtx_equal_p): Likewise.
8414 * ira-costs.c (scan_one_insn): Skip debug insns.
8415 (process_bb_node_for_hard_reg_moves): Likewise.
8416 * rtl.h (DEBUG_INSN_P): New.
8417 (NONDEBUG_INSN_P): New.
8418 (MAY_HAVE_DEBUG_INSNS): New.
8419 (INSN_P): Accept debug insns.
8420 (RTX_FRAME_RELATED_P): Likewise.
8421 (INSN_DELETED_P): Likewise
8422 (PAT_VAR_LOCATION_DECL): New.
8423 (PAT_VAR_LOCATION_LOC): New.
8424 (PAT_VAR_OCATION_STATUS): New.
8425 (NOTE_VAR_LOCATION_DECL): Reimplement.
8426 (NOTE_VAR_LOCATION_LOC): Likewise.
8427 (NOTE_VAR_LOCATION_STATUS): Likewise.
8428 (INSN_VAR_LOCATION): New.
8429 (INSN_VAR_LOCATION_DECL): New.
8430 (INSN_VAR_LOCATION_LOC): New.
8431 (INSN_VAR_LOCATION_STATUS): New.
8432 (gen_rtx_UNKNOWN_VAR_LOC): New.
8433 (VAR_LOC_UNKNOWN_P): New.
8434 (NOTE_DURING_CALL_P): New.
8435 (SCHED_GROUP_P): Accept debug insns.
8436 (emit_debug_insn_before): Declare.
8437 (emit_debug_insn_before_noloc): Declare.
8438 (emit_debug_insn_beore_setloc): Declare.
8439 (emit_debug_insn_after): Declare.
8440 (emit_debug_insn_after_noloc): Declare.
8441 (emit_debug_insn_after_setloc): Declare.
8442 (emit_debug_insn): Declare.
8443 (make_debug_insn_raw): Declare.
8444 (prev_nondebug_insn): Declare.
8445 (next_nondebug_insn): Declare.
8446 (delegitimize_mem_from_attrs): Declare.
8447 (get_max_insn_count): Declare.
8448 (wrap_constant): Declare.
8449 (unwrap_constant): Declare.
8450 (get_curr_insn_source_location): Declare.
8451 (get_curr_insn_block): Declare.
8452 * tree-inline.c (insert_debug_decl_map): New.
8453 (processing_debug_stmt): New.
8454 (remap_decl): Don't create new mappings in debug stmts.
8455 (remap_gimple_op_r): Don't add references in debug stmts.
8456 (copy_tree_body_r): Likewise.
8457 (remap_gimple_stmt): Handle debug bind stmts.
8458 (copy_bb): Skip debug stmts.
8459 (copy_edges_for_bb): Likewise.
8460 (copy_debug_stmt): New.
8461 (copy_debug_stmts): New.
8462 (copy_body): Copy debug stmts at the end.
8463 (insert_init_debug_bind): New.
8464 (insert_init_stmt): Take id. Skip and emit debug stmts.
8465 (setup_one_parameter): Remap variable earlier, register debug mapping.
8466 (estimate_num_insns): Skip debug stmts.
8467 (expand_call_inline): Preserve debug_map.
8468 (optimize_inline_calls): Check for no debug_stmts left-overs.
8469 (unsave_expr_now): Preserve debug_map.
8470 (copy_gimple_seq_and_replace_locals): Likewise.
8471 (tree_function_versioning): Check for no debug_stmts left-overs.
8472 Init and destroy debug_map as needed. Split edges unconditionally.
8473 (build_duplicate_type): Init and destroy debug_map as needed.
8474 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8475 (struct copy_body_data): Add debug_stmts and debug_map.
8476 * sched-int.h (struct ready_list): Add n_debug.
8477 (struct deps): Add last_debug_insn.
8478 (DEBUG_INSN_SCHED_P): New.
8479 (BOUNDARY_DEBUG_INSN_P): New.
8480 (SCHEDULE_DEBUG_INSN_P): New.
8481 (sd_iterator_cond): Accept empty list.
8482 * combine.c (create_log_links): Skip debug insns.
8483 (combine_instructions): Likewise.
8484 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8485 return value is always unshared.
8486 (struct rtx_subst_pair): New.
8487 (auto_adjust_pair): New.
8488 (propagate_for_debug_subst): New.
8489 (propagate_for_debug): New.
8490 (try_combine): Skip debug insns. Propagate removed defs into
8492 (next_nonnote_nondebug_insn): New.
8493 (distribute_notes): Use it. Skip debug insns.
8494 (distribute_links): Skip debug insns.
8495 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8496 * resource.c (mark_target_live_regs): Likewise.
8497 * var-tracking.c: Include cselib.h and target.h.
8498 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8500 (micro_operation_type_name): New.
8501 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8502 (struct micro_operation_def): Update comments.
8503 (decl_or_value): New type. Use instead of decls.
8504 (struct emit_note_data_def): Add vars.
8505 (struct attrs_def): Use decl_or_value.
8506 (struct variable_tracking_info_def): Add permp, flooded.
8507 (struct location_chain_def): Update comment.
8508 (struct variable_part_def): Use decl_or_value.
8509 (struct variable_def): Make var_part a variable length array.
8511 (scratch_regs): New.
8512 (cselib_hook_called): New.
8513 (dv_is_decl_p): New.
8514 (dv_is_value_p): New.
8517 (dv_as_opaque): New.
8518 (dv_onepart_p): New.
8520 (IS_DECL_CODE): New.
8521 (check_value_is_not_decl): New.
8522 (dv_from_decl): New.
8523 (dv_from_value): New.
8524 (dv_htab_hash): New.
8525 (variable_htab_hash): Use it.
8526 (variable_htab_eq): Support values.
8527 (variable_htab_free): Free from the right pool.
8528 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8529 (attrs_list_union): Adjust.
8530 (attrs_list_mpdv_union): New.
8531 (tie_break_pointers): New.
8532 (canon_value_cmp): New.
8533 (unshare_variable): Return possibly-modified slot.
8534 (vars_copy_1): Adjust.
8535 (var_reg_decl_set): Adjust. Split out of...
8536 (var_reg_set): ... this.
8537 (get_init_value): Adjust.
8538 (var_reg_delete_and_set): Adjust.
8539 (var_reg_delete): Adjust.
8540 (var_regno_delete): Adjust.
8541 (var_mem_decl_set): Split out of...
8542 (var_mem_set): ... this.
8543 (var_mem_delete_and_set): Adjust.
8544 (var_mem_delete): Adjust.
8548 (variable_union): Adjust. Speed up merge of 1-part vars.
8549 (variable_canonicalize): Use unshared slot.
8550 (VALUED_RECURSED_INTO): New.
8551 (find_loc_in_1pdv): New.
8552 (struct dfset_merge): New.
8553 (insert_into_intersection): New.
8554 (intersect_loc_chains): New.
8556 (canonicalize_loc_order_check): New.
8557 (canonicalize_values_mark): New.
8558 (canonicalize_values_star): New.
8559 (variable_merge_over_cur): New.
8560 (variable_merge_over_src): New.
8561 (dataflow_set_merge): New.
8562 (dataflow_set_equiv_regs): New.
8563 (remove_duplicate_values): New.
8564 (struct dfset_post_merge): New.
8565 (variable_post_merge_new_vals): New.
8566 (variable_post_merge_perm_vals): New.
8567 (dataflow_post_merge_adjust): New.
8568 (find_mem_expr_in_1pdv): New.
8569 (dataflow_set_preserve_mem_locs): New.
8570 (dataflow_set_remove_mem_locs): New.
8571 (dataflow_set_clear_at_call): New.
8572 (onepart_variable_different_p): New.
8573 (variable_different_p): Use it.
8574 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8575 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8577 (track_loc_p): Pass it true.
8578 (struct count_use_info): New.
8579 (find_use_val): New.
8580 (replace_expr_with_values): New.
8582 (use_type): New, partially split out of...
8583 (count_uses): ... this. Count new micro-ops.
8584 (count_uses_1): Adjust.
8585 (count_stores): Adjust.
8586 (count_with_sets): New.
8587 (VAL_NEEDS_RESOLUTION): New.
8588 (VAL_HOLDS_TRACK_EXPR): New.
8589 (VAL_EXPR_IS_COPIED): New.
8590 (VAL_EXPR_IS_CLOBBERED): New.
8591 (add_uses): Adjust. Generate new micro-ops.
8592 (add_uses_1): Adjust.
8593 (add_stores): Generate new micro-ops.
8594 (add_with_sets): New.
8595 (find_src_status): Adjust.
8596 (find_src_set_src): Adjust.
8597 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8598 Handle new micro-ops. Canonicalize value equivalances.
8599 (vt_find_locations): Compute total size of hash tables for
8600 dumping. Perform merge for var-tracking-assignments. Don't
8601 disregard single-block loops.
8602 (dump_attrs_list): Handle decl_or_value.
8603 (dump_variable): Take variable. Deal with decl_or_value.
8604 (dump_variable_slot): New.
8605 (dump_vars): Use it.
8606 (dump_dataflow_sets): Adjust.
8607 (set_slot_part): New, extended to support one-part variables
8608 after splitting out of...
8609 (set_variable_part): ... this.
8610 (clobber_slot_part): New, split out of...
8611 (clobber_variable_part): ... this.
8612 (delete_slot_part): New, split out of...
8613 (delete_variable_part): .... this.
8614 (check_wrap_constant): New.
8615 (vt_expand_loc_callback): New.
8616 (vt_expand_loc): New.
8617 (emit_note_insn_var_location): Adjust. Handle values. Handle
8618 EMIT_NOTE_AFTER_CALL_INSN.
8619 (emit_notes_for_differences_1): Adjust. Handle values.
8620 (emit_notes_for_differences_2): Likewise.
8621 (emit_notes_for_differences): Adjust.
8622 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8623 Adjust. Handle new micro-ops.
8624 (vt_add_function_parameters): Adjust. Create and bind values.
8625 (vt_initialize): Adjust. Initialize scratch_regs and
8626 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8627 operations. Move some code to count_with_sets and add_with_sets.
8628 (delete_debug_insns): New.
8629 (vt_debug_insns_local): New.
8630 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8632 (var_tracking_main): If var-tracking-assignments is enabled
8633 but var-tracking isn't, delete debug insns and leave. Likewise
8634 if we exceed limits or fail the stack adjustments tests, and
8635 after all var-tracking processing.
8636 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8637 (dataflow_set): Add traversed_vars.
8638 (value_chain, const_value_chain): New typedefs.
8639 (value_chain_pool, value_chains): New variables.
8640 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8641 add_value_chains, add_cselib_value_chains, remove_value_chain,
8642 remove_value_chains, remove_cselib_value_chains): New functions.
8643 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8644 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8646 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8647 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8648 (dst_can_be_shared): New variable.
8649 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8650 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8651 different from set->vars, look up slot again instead of using the
8653 (dataflow_set_init): Initialize traversed_vars.
8654 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8655 lookup if set->vars is shared. Don't keep slot cleared before
8656 calling unshare_variable. Unshare set->vars if needed. Adjust
8657 unshare_variable callers. Clear dst_can_be_shared if needed.
8658 Even ->refcount == 1 vars must be unshared if set->vars is shared
8659 and var needs to be modified.
8660 (dataflow_set_union): Set traversed_vars during canonicalization.
8661 (VALUE_CHANGED, DECL_CHANGED): Define.
8662 (set_dv_changed, dv_changed_p): New static inlines.
8663 (track_expr_p): Clear DECL_CHANGED.
8664 (dump_dataflow_sets): Set it.
8665 (variable_was_changed): Call set_dv_changed.
8666 (emit_note_insn_var_location): Likewise.
8667 (changed_variables_stack): New variable.
8668 (check_changed_vars_1, check_changed_vars_2): New functions.
8669 (emit_notes_for_changes): Do nothing if changed_variables is
8670 empty. Traverse changed_variables with check_changed_vars_1,
8671 call check_changed_vars_2 on each changed_variables_stack entry.
8672 (emit_notes_in_bb): Add SET argument. Just clear it at the
8673 beginning, use it instead of local &set, don't destroy it at the end.
8674 (vt_emit_notes): Call dataflow_set_clear early on all
8675 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8676 computed set, dataflow_set_clear also VTI(bb)->in when we are
8677 done with the basic block. Initialize changed_variables_stack,
8678 free it afterwards. If ENABLE_CHECKING verify that after noting
8679 differences to an empty set value_chains hash table is empty.
8680 (vt_initialize): Initialize value_chains and value_chain_pool.
8681 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8682 (variable_tracking_main): Call dump_dataflow_sets before calling
8683 vt_emit_notes, not after it.
8684 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8685 (propagate_var_def_into_debug_stmts): Declare.
8686 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8687 (df_set_note): Reject debug insns.
8688 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8689 add notes to debug insns.
8690 (df_note_bb_compute): Adjust. Likewise.
8691 (df_simulate_uses): Skip debug insns.
8692 (df_simulate_initialize_backwards): Likewise.
8693 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8694 (subst_stack_regs_pat): Reject debug insns.
8695 (convert_regs_1): Handle debug insns.
8696 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8697 (print-rtl.o): Depend on cselib.h.
8698 (cselib.o): Depend on TREE_PASS_H.
8699 (var-tracking.o): Depend on cselib.h and TARGET_H.
8700 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8701 (init_ready_list): Skip boundary debug insns.
8702 (add_branch_dependences): Skip debug insns.
8703 (free_block_dependencies): Check for blocks with only debug insns.
8704 (compute_priorities): Likewise.
8705 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8706 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8708 (gimple_build_debug_bind_stat): New.
8709 (empty_body_p): Skip debug stmts.
8710 (gimple_has_side_effects): Likewise.
8711 (gimple_rhs_has_side_effects): Likewise.
8712 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8713 (gimple_build_debug_bind_stat): Declare.
8714 (gimple_build_debug_bind): Define.
8715 (is_gimple_debug): New.
8716 (gimple_debug_bind_p): New.
8717 (gimple_debug_bind_get_var): New.
8718 (gimple_debug_bind_get_value): New.
8719 (gimple_debug_bind_get_value_ptr): New.
8720 (gimple_debug_bind_set_var): New.
8721 (gimple_debug_bind_set_value): New.
8722 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8723 (gimple_debug_bind_reset_value): New.
8724 (gimple_debug_bind_has_value_p): New.
8725 (gsi_next_nondebug): New.
8726 (gsi_prev_nondebug): New.
8727 (gsi_start_nondebug_bb): New.
8728 (gsi_last_nondebug_bb): New.
8729 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8730 (print_insn): Handle DEBUG_INSN.
8731 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8732 of first insn prevail.
8733 (first_stmt): Skip debug stmts.
8734 (first_non_label_stmt): Likewise.
8735 (last_stmt): Likewise.
8736 (has_zero_uses_1): New.
8737 (single_imm_use_1): New.
8738 (verify_gimple_debug): New.
8739 (verify_types_in_gimple_stmt): Handle debug stmts.
8740 (verify_stmt): Likewise.
8741 (debug_loop_num): Skip debug stmts.
8742 (remove_edge_and_dominated_blocks): Remove dominators last.
8743 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8744 (linearize_expr): Likewise.
8745 * config/i386/i386.c (ix86_delegitimize_address): Call
8746 default implementation.
8747 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8748 (group_barrier_needed): Skip debug insns.
8749 (emit_insn_group_barriers): Likewise.
8750 (emit_all_insn_group_barriers): Likewise.
8751 (ia64_variable_issue): Handle debug insns.
8752 (ia64_dfa_new_cycle): Likewise.
8753 (final_emit_insn_group_barriers): Skip debug insns.
8754 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8755 def cfa without frame.
8756 (process_set): Likewise.
8757 (process_for_unwind_directive): Pass frame on.
8758 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8759 (rs6000_delegitimize_address): New.
8760 (rs6000_debug_adjust_cost): Handle debug insns.
8761 (is_microcoded_insn): Likewise.
8762 (is_cracked_insn): Likewise.
8763 (is_nonpipeline_insn): Likewise.
8764 (insn_must_be_first_in_group): Likewise.
8765 (insn_must_be_last_in_group): Likewise.
8766 (force_new_group): Likewise.
8767 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8768 contains only debug insns.
8769 (rtl_merge_blocks): Skip debug insns.
8770 (purge_dead_edges): Likewise.
8771 (rtl_block_ends_with_call_p): Skip debug insns.
8772 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8773 (mark_reg_dependencies): Skip debug insns.
8774 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8775 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8776 * tree-ssa-threadedge.c
8777 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8778 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8779 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8780 (copyprop_hardreg_forward_1): Handle debug insns.
8781 * reload1.c (reload): Skip debug insns. Replace unassigned
8782 pseudos in debug insns with their equivalences.
8783 (eliminate_regs_in_insn): Skip debug insns.
8784 (emit_input_reload_insns): Skip debug insns at first, adjust
8786 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8787 (get_indirect_ref_operands): Pass opf_no_vops on.
8788 (get_expr_operands): Likewise. Skip debug stmts.
8789 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8791 2009-09-01 Richard Henderson <rth@redhat.com>
8793 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8794 stmt_ends_pp_p statements at least once.
8795 * tree-vrp.c (vrp_initialize): Likewise.
8796 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8798 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8801 Fix AIX bootstrap after PR debug/30161
8802 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8803 that is a GNU extension.
8804 (tmpl_value_parm_die_table): Move the definition of this global
8805 outside #ifdef DWARF2_DEBUGGING_INFO region.
8807 2009-09-01 Richard Guenther <rguenther@suse.de>
8809 * tree.c (tree_expr_size): New function.
8810 * tree.h (tree_expr_size): Declare.
8811 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8812 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8813 * langhooks.c (lhd_expr_size): Remove.
8814 * langhooks.h (struct lang_hooks): Remove expr_size.
8815 * explow.c (expr_size): Use tree_expr_size.
8816 (int_expr_size): Likewise.
8817 * langhooks-def.h (lhd_expr_size): Remove.
8818 (LANG_HOOKS_EXPR_SIZE): Likewise.
8819 (LANG_HOOKS_INITIALIZER): Adjust.
8821 2009-09-01 Richard Guenther <rguenther@suse.de>
8823 * tree-flow.h (mark_addressable): Move declaration ...
8824 * tree.h (mark_addressable): ... here.
8825 * stmt.c (expand_asm_operands): Use mark_addressable, not
8826 lang_hooks.mark_addressable.
8827 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8828 LANG_HOOKS_MARK_ADDRESSABLE.
8829 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8830 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8832 2009-08-31 Chris Demetriou <cgd@google.com>
8834 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8835 vectorize if not TARGET_SSE2.
8837 2009-08-31 DJ Delorie <dj@redhat.com>
8839 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8840 registers if no coprocessor is enabled.
8842 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8845 * cgraph.h (cgraph_get_node): Declare ...
8846 * cgraph.c (cgraph_get_node): ... new function.
8847 * dwarf2out.c (gen_generic_params_dies,
8848 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8849 make_ith_pack_parameter_name,
8850 append_entry_to_tmpl_value_parm_die_table,
8851 gen_remaining_tmpl_value_param_die_attribute): New functions.
8852 (gen_subprogram_die): Generate debug info for template parameters
8853 if debug info level is higher than DINFO_LEVEL_TERSE.
8854 Use tree_add_const_value_attribute_for_decl instead of
8855 tree_add_const_value_attribute.
8856 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8857 instead of tree_add_const_value_attribute.
8858 (gen_struct_or_union_type_die): Generate debug
8859 info for template parameters if debug info level is higher than
8861 (tree_add_const_value_attribute): Handle integral and pointer
8862 constants. Update comment.
8863 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8864 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8865 (reference_to_unused): Fix thinko. Remove redundant predicates from
8867 (tree_add_const_value_attribute): Make this work for constant
8869 tree_add_const_value_attribute_for_decl is to be used for variable
8871 (add_location_or_const_value_attribute): Use
8872 tree_add_const_value_attribute_for_decl now.
8873 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8874 DW_TAG_template_value_param DIEs after function DIEs have been
8876 * langhooks.h (lang_hooks_for_types): Add
8877 get_argument_pack_elems.
8878 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8879 (lang_hooks): Added get_innermost_generic_parms,
8880 get_innermost_generic_args.
8881 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8882 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8883 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8884 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8886 2009-08-31 DJ Delorie <dj@redhat.com>
8888 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8889 it once we start generating the prologue or epilogue.
8890 (mep_call_saves_register): If the frame is locked, re-use
8892 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8893 (mep_expand_prologue): Call it.
8894 (mep_expand_epilogue): Likewise.
8895 (mep_start_function): Use the same logic as mep_expand_prologue.
8896 (mep_pass_by_reference): Make logic more readable.
8897 (mep_return_in_memory): Zero-sized objects are passed in memory.
8898 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8900 2009-08-31 Richard Guenther <rguenther@suse.de>
8902 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8903 to query if the memory regions for memmove overlap.
8904 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8905 asserts on pointers, instead deal with odd trees.
8906 (ptr_derefs_may_alias_p): Likewise.
8907 (refs_may_alias_p_1): Constructor bases also never alias.
8909 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8911 * doc/install.texi (Final install): Adjust reference on where to
8912 order printed manuals.
8914 2009-08-30 Olivier Hainque <hainque@adacore.com>
8916 * dwarf2out.c (switch_to_frame_table_section): Move
8917 definition prior to first use.
8919 2009-08-30 Richard Guenther <rguenther@suse.de>
8921 PR tree-optimization/41186
8922 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8923 (ao_ref_init_from_ptr_and_size): New function.
8924 (ref_maybe_used_by_call_p_1): Be more precise tracking
8925 used ranges for builtin functions.
8926 (ref_maybe_used_by_call_p): Adjust.
8927 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8928 ranges for builtin functions.
8929 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8931 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8934 * fwprop.c (get_reg_use_in): Delete.
8935 (free_load_extend): New function.
8936 (forward_propagate_subreg): Use it.
8938 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8940 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8942 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8945 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8948 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8950 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8951 fini or fini_array section.
8953 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8955 * graphite-dependences.c (graphite_legal_transform_bb): Call
8956 pbb_remove_duplicate_pdrs.
8957 * graphite-poly.c (can_collapse_pdr): Removed.
8958 (pdr_find_duplicate): Removed.
8959 (can_collapse_pdrs): New.
8960 (pbb_remove_duplicate_pdrs): New.
8961 (new_poly_dr): Do not look for duplicates.
8962 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8963 (PBB_PDR_DUPLICATES_REMOVED): New.
8964 (pbb_remove_duplicate_pdrs): Declared.
8966 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8968 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8969 the strides by multiplying by PDR_NB_REFS.
8970 * graphite-poly.c (can_collapse_pdr): New.
8971 (pdr_find_duplicate): New.
8972 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8973 Initialize PDR_NB_REFS.
8974 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8976 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8978 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8981 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8984 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8986 * graphite-dependences.c (pddr_original_scattering): Return NULL
8987 for read-read dependence relations.
8988 * graphite-poly.h (enum poly_dr_type): Fix comment.
8991 (pdr_may_write_p): New.
8993 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8995 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8996 (struct poly_dr): Same.
8997 (new_poly_dr): Same.
8998 * graphite-poly.c (new_poly_dr): Same.
8999 * graphite-dependences.c (dot_deps): Disable call to system.
9001 2009-08-28 Cary Coutant <ccoutant@google.com>
9004 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9005 struct/union/enum types local to a function.
9007 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9008 Sebastian Pop <sebastian.pop@amd.com>
9010 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9011 pbb_strip_mine_time_depth. Changed the implementation so that
9012 transformation is expressed as a transformation on
9013 time (scatttering) dimensions. Also, ensures that the 2d+1
9014 scheduling format is preserved.
9015 (pbb_strip_mine_profitable_p): Profitability is based on the
9016 iteration number of a given time (scattering) dimension,
9017 and not on a original loop depth dimension.
9018 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9019 (pbb_do_strip_mine): Call psct_dynamic_dim.
9020 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9021 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9022 (pbb_nb_dynamic_scattering_transform): New.
9023 (psct_dynamic_dim): New.
9025 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9027 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9028 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9029 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9030 * graphite-interchange.c (build_linearized_memory_access): Same.
9031 (memory_stride_in_loop): Same.
9033 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9035 * graphite-dependences.c (pddr_original_scattering): New.
9036 (graphite_legal_transform_dr): Call pddr_original_scattering.
9039 * graphite-dependences.h (dot_deps): Declared.
9040 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9041 (print_pdr): Print PDR_ID.
9042 * graphite-poly.h (struct poly_dr): Add field id.
9045 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9047 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9049 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9050 not delete the original dependence relation.
9052 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9054 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9055 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9056 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9057 (free_poly_ddr): New.
9058 (pddr_is_empty): New.
9059 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9060 (dependence_polyhedron): Same. Remove useless gcc_assert.
9062 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9063 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9064 * graphite-dependences.h (enum poly_dependence_kind): New.
9065 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9066 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9067 (PDRP_SINK): Renamed PDDR_SINK.
9068 (PDRP_DDP): Renamed PDDR_DDP.
9070 (free_poly_ddr): Declared.
9071 * graphite-poly.c (new_scop): Use the new hash function names.
9072 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9073 into original_pddrs.
9074 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9076 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9078 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9079 bounds with LT_EXPR to make niter analysis more precise on code
9080 generated by Graphite.
9082 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9084 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9085 (graphite_legal_transform_bb): Same.
9086 (poly_drs_may_alias_p): Same.
9088 2009-08-28 Richard Guenther <rguenther@suse.de>
9090 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9092 2009-08-28 Jan Beulich <jbeulich@novell.com>
9094 * config/i386/netware.c: Include langhooks.h.
9095 (i386_nlm_encode_section_info): Simplify.
9096 (netware_override_options): Delete.
9097 * config/i386/netware.h (netware_override_options): Delete
9099 (OVERRIDE_OPTIONS): Delete definition.
9100 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9101 (ASM_COMMENT_START): Define.
9102 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9104 2009-08-28 Jan Beulich <jbeulich@novell.com>
9106 * configure.ac: For in-tree ld, do a plain version check to
9107 determine whether comdat groups are supported.
9108 * configure: Regenerate.
9110 2009-08-28 Olivier Hainque <hainque@adacore.com>
9112 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9113 always defined. Reflect definition or absence of such for
9114 COLLECT_EXPORT_LIST. Readability helper.
9115 (scanfilter): New enum, to help control what symbols
9116 are to be considered or ignored by scan_prog_file.
9117 (enum pass): Rename as "scanpass", moved together with scanfilter
9118 prior to scan_prog_file's prototype.
9119 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9120 Group prototype with the scanpass/scanfilter definitions, factorize
9121 head comments for the several implementations at the prototype.
9122 (main): Reorganize the first pass link control to let AIX
9123 drag only the needed frame tables in executables. Prevent
9124 frame tables collection during the scan aimed at static ctors.
9125 Pre-link and scan for frame tables later to compensate.
9126 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9127 A C statement to issue assembly directives that create a reference
9128 to the given DWARF table identifier label from the current function
9130 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9131 to differentiate first time section entry. Only emit a .data
9132 tables start identifier label the first time around.
9133 (switch_to_frame_table_section): New function. Helper for
9134 output_call_frame_info to switch possibly BACK into the eh_frame
9135 or the debug_frame section depending on FOR_EH.
9136 (output_call_frame_info): Use helper to first enter the proper
9138 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9139 emit a link to the frame table start label from each function
9141 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9142 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9143 * config/rs6000/rs6000-protos.h: Declare it.
9144 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9146 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9148 * config/sh/sh.c (split_branches): Check the result of
9151 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9153 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9154 using -pthread -fopenmp
9156 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9158 * doc/service.texi (service directory): Update URL.
9160 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9162 PR rtl-optimization/40861
9163 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9164 extract word from a multi-word subreg for negative byte positions.
9166 2009-08-27 Tristan Gingold <gingold@adacore.com>
9167 Douglas B Rupp <rupp@gnat.com>
9169 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9170 (SECTION_VMS_OVERLAY): Define.
9171 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9173 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9175 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9176 common_object declarations.
9177 (ia64_section_type_flags): Set section flag for common_object.
9178 * config/ia64/ia64-protos.h
9179 (ia64_vms_output_aligned_decl_common): Declare.
9180 (ia64_vms_elf_asm_named_section): Declare.
9182 2009-08-27 Michael Matz <matz@suse.de>
9184 * expr.c (expand_expr_real_2): New function taking exploded
9185 unary or binary expression, split out from ...
9186 (expand_expr_real_1): ... here. Move over all unary/binary
9187 switch parts to above function, in particular these codes:
9188 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9189 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9190 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9191 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9192 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9193 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9194 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9195 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9196 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9197 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9198 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9199 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9200 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9201 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9202 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9203 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9204 VEC_PACK_FIX_TRUNC_EXPR.
9205 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9208 2009-08-27 Richard Guenther <rguenther@suse.de>
9210 * gengtype.c (main): Handle uint64_t.
9211 * ipa-utils.c (get_base_var): Indent properly.
9212 * tree-ssa-live.c (debug_scope_block): New function.
9213 * tree-flow.h (debug_scope_block): Declare.
9214 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9215 * basic-block.h (enum profile_status): Rename to
9216 enum profile_status_d.
9217 (x_profile_status): Adjust type.
9219 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9222 * dwarf2out.c (get_context_die): Declare this static function.
9223 (gen_type_die_with_usage): Make sure a DIE is a generated for
9224 the context of a typedef.
9226 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9228 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9231 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9233 * config/mips/mips-protos.h (mips_output_sync): Declare.
9234 (mips_sync_loop_insns): Likewise.
9235 (mips_output_sync_loop): Replace first two parameters with an rtx.
9236 * config/mips/mips.c (mips_multi_member): New structure.
9237 (mips_multi_members): New variable.
9238 (mips_multi_start): New function.
9239 (mips_multi_add): Likewise.
9240 (mips_multi_add_insn): Likewise.
9241 (mips_multi_add_label): Likewise.
9242 (mips_multi_last_index): Likewise.
9243 (mips_multi_copy_insn): Likewise.
9244 (mips_multi_set_operand): Likewise.
9245 (mips_multi_write): Likewise.
9246 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9247 (mips_init_print_operand_punct): Update accordingly.
9248 (mips_start_ll_sc_sync_block): New function.
9249 (mips_end_ll_sc_sync_block): Likewise.
9250 (mips_output_sync): Likewise.
9251 (mips_sync_insn1_template): Likewise.
9252 (mips_sync_insn2_template): Likewise.
9253 (mips_get_sync_operand): Likewise.
9254 (mips_process_sync_loop): Likewise.
9255 (mips_output_sync_loop): Use mips_process_sync_loop.
9256 (mips_sync_loop_insns): New function.
9257 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9258 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9259 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9260 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9261 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9262 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9263 (MIPS_SYNC_OLD_OP_12): Likewise.
9264 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9265 (MIPS_SYNC_NEW_OP_12): Likewise.
9266 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9267 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9268 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9269 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9270 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9271 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9272 * config/mips/mips.md (sync_mem): New attribute.
9273 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9274 (sync_exclusive_mask, sync_required_oldval): Likewise.
9275 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9276 (sync_release_barrier): Likewise.
9277 (length): Handle sync loops.
9278 (sync): Use mips_output_sync.
9279 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9280 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9281 and use mips_output_sync_loop.
9282 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9283 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9284 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9285 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9286 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9287 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9288 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9289 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9290 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9292 2009-08-26 Richard Guenther <rguenther@suse.de>
9295 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9296 the types to not match.
9297 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9299 * tree-ssa.c (useless_type_conversion_p): Conversions to
9300 pointers to unprototyped functions are useless.
9302 2009-08-26 Richard Guenther <rguenther@suse.de>
9304 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9305 whole-program condition, prepare to be called for non-globals.
9306 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9307 params build a representative with known type and track its fields.
9309 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9311 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9312 clearing by a taken branch.
9313 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9314 effectively after bbro pass.
9315 (sync_nand<mode>): Ditto.
9316 (sync_old_<fetchop_name><mode>): Ditto.
9317 (sync_old_nand<mode>): Ditto.
9318 (sync_new_<fetchop_name><mode>): Dito.
9319 (sync_new_nand<mode>): Ditto.
9320 (sync_compare_and_swap<mode>_1): Ditto.
9321 (*sync_compare_and_swap<mode>): Ditto.
9322 (sync_lock_test_and_set<mode>_1): Ditto.
9323 ("sync_lock_test_and_set<mode>): Ditto.
9325 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9327 * hwint.h (HOST_LONG_FORMAT): New macro
9328 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9329 Use HOST_PTR_PRINTF.
9330 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9331 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9332 (HOST_PTR_PRINTF): Document.
9334 2009-08-25 Jan Hubicka <jh@suse.cz>
9336 * config/i386/bmmintrin.h: Replace by #error.
9339 Michael Meissner <michael.meissner@amd.com>
9340 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9341 Tony Linthicum <tony.linthicum@amd.com>
9343 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9344 (TARGET_ROUND): New macro for the round/ptest instructions which
9345 are shared between SSE4.1 and SSE5.
9346 (OPTION_MASK_ISA_ROUND): Ditto.
9347 (OPTION_ISA_ROUND): Ditto.
9348 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9349 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9351 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9352 (-mfused-madd): New switch to give users control over whether the
9353 compiler optimizes to use the multiply/add SSE5 instructions.
9355 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9356 (ix86_handle_option): Turn off 3dnow if -msse5.
9357 (override_options): Add SSE5 support.
9358 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9360 (ix86_expand_sse_movcc): Add SSE5 support.
9361 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9362 vector type to the next largest size.
9363 (ix86_expand_sse5_pack): New function to use pperm to pack a
9364 vector type to the next smallest size.
9365 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9366 (IX86_BUILTIN_FMADDSD): Ditto.
9367 (IX86_BUILTIN_FMADDPS): Ditto.
9368 (IX86_BUILTIN_FMADDPD): Ditto.
9369 (IX86_BUILTIN_FMSUBSS): Ditto.
9370 (IX86_BUILTIN_FMSUBSD): Ditto.
9371 (IX86_BUILTIN_FMSUBPS): Ditto.
9372 (IX86_BUILTIN_FMSUBPD): Ditto.
9373 (IX86_BUILTIN_FNMADDSS): Ditto.
9374 (IX86_BUILTIN_FNMADDSD): Ditto.
9375 (IX86_BUILTIN_FNMADDPS): Ditto.
9376 (IX86_BUILTIN_FNMADDPD): Ditto.
9377 (IX86_BUILTIN_FNMSUBSS): Ditto.
9378 (IX86_BUILTIN_FNMSUBSD): Ditto.
9379 (IX86_BUILTIN_FNMSUBPS): Ditto.
9380 (IX86_BUILTIN_FNMSUBPD): Ditto.
9381 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9382 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9383 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9384 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9385 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9386 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9387 (IX86_BUILTIN_PPERM): Ditto.
9388 (IX86_BUILTIN_PERMPS): Ditto.
9389 (IX86_BUILTIN_PERMPD): Ditto.
9390 (IX86_BUILTIN_PMACSSWW): Ditto.
9391 (IX86_BUILTIN_PMACSWW): Ditto.
9392 (IX86_BUILTIN_PMACSSWD): Ditto.
9393 (IX86_BUILTIN_PMACSWD): Ditto.
9394 (IX86_BUILTIN_PMACSSDD): Ditto.
9395 (IX86_BUILTIN_PMACSDD): Ditto.
9396 (IX86_BUILTIN_PMACSSDQL): Ditto.
9397 (IX86_BUILTIN_PMACSSDQH): Ditto.
9398 (IX86_BUILTIN_PMACSDQL): Ditto.
9399 (IX86_BUILTIN_PMACSDQH): Ditto.
9400 (IX86_BUILTIN_PMADCSSWD): Ditto.
9401 (IX86_BUILTIN_PMADCSWD): Ditto.
9402 (IX86_BUILTIN_PHADDBW): Ditto.
9403 (IX86_BUILTIN_PHADDBD): Ditto.
9404 (IX86_BUILTIN_PHADDBQ): Ditto.
9405 (IX86_BUILTIN_PHADDWD): Ditto.
9406 (IX86_BUILTIN_PHADDWQ): Ditto.
9407 (IX86_BUILTIN_PHADDDQ): Ditto.
9408 (IX86_BUILTIN_PHADDUBW): Ditto.
9409 (IX86_BUILTIN_PHADDUBD): Ditto.
9410 (IX86_BUILTIN_PHADDUBQ): Ditto.
9411 (IX86_BUILTIN_PHADDUWD): Ditto.
9412 (IX86_BUILTIN_PHADDUWQ): Ditto.
9413 (IX86_BUILTIN_PHADDUDQ): Ditto.
9414 (IX86_BUILTIN_PHSUBBW): Ditto.
9415 (IX86_BUILTIN_PHSUBWD): Ditto.
9416 (IX86_BUILTIN_PHSUBDQ): Ditto.
9417 (IX86_BUILTIN_PROTB): Ditto.
9418 (IX86_BUILTIN_PROTW): Ditto.
9419 (IX86_BUILTIN_PROTD): Ditto.
9420 (IX86_BUILTIN_PROTQ): Ditto.
9421 (IX86_BUILTIN_PROTB_IMM): Ditto.
9422 (IX86_BUILTIN_PROTW_IMM): Ditto.
9423 (IX86_BUILTIN_PROTD_IMM): Ditto.
9424 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9425 (IX86_BUILTIN_PSHLB): Ditto.
9426 (IX86_BUILTIN_PSHLW): Ditto.
9427 (IX86_BUILTIN_PSHLD): Ditto.
9428 (IX86_BUILTIN_PSHLQ): Ditto.
9429 (IX86_BUILTIN_PSHAB): Ditto.
9430 (IX86_BUILTIN_PSHAW): Ditto.
9431 (IX86_BUILTIN_PSHAD): Ditto.
9432 (IX86_BUILTIN_PSHAQ): Ditto.
9433 (IX86_BUILTIN_FRCZSS): Ditto.
9434 (IX86_BUILTIN_FRCZSD): Ditto.
9435 (IX86_BUILTIN_FRCZPS): Ditto.
9436 (IX86_BUILTIN_FRCZPD): Ditto.
9437 (IX86_BUILTIN_CVTPH2PS): Ditto.
9438 (IX86_BUILTIN_CVTPS2PH): Ditto.
9439 (IX86_BUILTIN_COMEQSS): Ditto.
9440 (IX86_BUILTIN_COMNESS): Ditto.
9441 (IX86_BUILTIN_COMLTSS): Ditto.
9442 (IX86_BUILTIN_COMLESS): Ditto.
9443 (IX86_BUILTIN_COMGTSS): Ditto.
9444 (IX86_BUILTIN_COMGESS): Ditto.
9445 (IX86_BUILTIN_COMUEQSS): Ditto.
9446 (IX86_BUILTIN_COMUNESS): Ditto.
9447 (IX86_BUILTIN_COMULTSS): Ditto.
9448 (IX86_BUILTIN_COMULESS): Ditto.
9449 (IX86_BUILTIN_COMUGTSS): Ditto.
9450 (IX86_BUILTIN_COMUGESS): Ditto.
9451 (IX86_BUILTIN_COMORDSS): Ditto.
9452 (IX86_BUILTIN_COMUNORDSS): Ditto.
9453 (IX86_BUILTIN_COMFALSESS): Ditto.
9454 (IX86_BUILTIN_COMTRUESS): Ditto.
9455 (IX86_BUILTIN_COMEQSD): Ditto.
9456 (IX86_BUILTIN_COMNESD): Ditto.
9457 (IX86_BUILTIN_COMLTSD): Ditto.
9458 (IX86_BUILTIN_COMLESD): Ditto.
9459 (IX86_BUILTIN_COMGTSD): Ditto.
9460 (IX86_BUILTIN_COMGESD): Ditto.
9461 (IX86_BUILTIN_COMUEQSD): Ditto.
9462 (IX86_BUILTIN_COMUNESD): Ditto.
9463 (IX86_BUILTIN_COMULTSD): Ditto.
9464 (IX86_BUILTIN_COMULESD): Ditto.
9465 (IX86_BUILTIN_COMUGTSD): Ditto.
9466 (IX86_BUILTIN_COMUGESD): Ditto.
9467 (IX86_BUILTIN_COMORDSD): Ditto.
9468 (IX86_BUILTIN_COMUNORDSD): Ditto.
9469 (IX86_BUILTIN_COMFALSESD): Ditto.
9470 (IX86_BUILTIN_COMTRUESD): Ditto.
9471 (IX86_BUILTIN_COMEQPS): Ditto.
9472 (IX86_BUILTIN_COMNEPS): Ditto.
9473 (IX86_BUILTIN_COMLTPS): Ditto.
9474 (IX86_BUILTIN_COMLEPS): Ditto.
9475 (IX86_BUILTIN_COMGTPS): Ditto.
9476 (IX86_BUILTIN_COMGEPS): Ditto.
9477 (IX86_BUILTIN_COMUEQPS): Ditto.
9478 (IX86_BUILTIN_COMUNEPS): Ditto.
9479 (IX86_BUILTIN_COMULTPS): Ditto.
9480 (IX86_BUILTIN_COMULEPS): Ditto.
9481 (IX86_BUILTIN_COMUGTPS): Ditto.
9482 (IX86_BUILTIN_COMUGEPS): Ditto.
9483 (IX86_BUILTIN_COMORDPS): Ditto.
9484 (IX86_BUILTIN_COMUNORDPS): Ditto.
9485 (IX86_BUILTIN_COMFALSEPS): Ditto.
9486 (IX86_BUILTIN_COMTRUEPS): Ditto.
9487 (IX86_BUILTIN_COMEQPD): Ditto.
9488 (IX86_BUILTIN_COMNEPD): Ditto.
9489 (IX86_BUILTIN_COMLTPD): Ditto.
9490 (IX86_BUILTIN_COMLEPD): Ditto.
9491 (IX86_BUILTIN_COMGTPD): Ditto.
9492 (IX86_BUILTIN_COMGEPD): Ditto.
9493 (IX86_BUILTIN_COMUEQPD): Ditto.
9494 (IX86_BUILTIN_COMUNEPD): Ditto.
9495 (IX86_BUILTIN_COMULTPD): Ditto.
9496 (IX86_BUILTIN_COMULEPD): Ditto.
9497 (IX86_BUILTIN_COMUGTPD): Ditto.
9498 (IX86_BUILTIN_COMUGEPD): Ditto.
9499 (IX86_BUILTIN_COMORDPD): Ditto.
9500 (IX86_BUILTIN_COMUNORDPD): Ditto.
9501 (IX86_BUILTIN_COMFALSEPD): Ditto.
9502 (IX86_BUILTIN_COMTRUEPD): Ditto.
9503 (IX86_BUILTIN_PCOMEQUB): Ditto.
9504 (IX86_BUILTIN_PCOMNEUB): Ditto.
9505 (IX86_BUILTIN_PCOMLTUB): Ditto.
9506 (IX86_BUILTIN_PCOMLEUB): Ditto.
9507 (IX86_BUILTIN_PCOMGTUB): Ditto.
9508 (IX86_BUILTIN_PCOMGEUB): Ditto.
9509 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9510 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9511 (IX86_BUILTIN_PCOMEQUW): Ditto.
9512 (IX86_BUILTIN_PCOMNEUW): Ditto.
9513 (IX86_BUILTIN_PCOMLTUW): Ditto.
9514 (IX86_BUILTIN_PCOMLEUW): Ditto.
9515 (IX86_BUILTIN_PCOMGTUW): Ditto.
9516 (IX86_BUILTIN_PCOMGEUW): Ditto.
9517 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9518 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9519 (IX86_BUILTIN_PCOMEQUD): Ditto.
9520 (IX86_BUILTIN_PCOMNEUD): Ditto.
9521 (IX86_BUILTIN_PCOMLTUD): Ditto.
9522 (IX86_BUILTIN_PCOMLEUD): Ditto.
9523 (IX86_BUILTIN_PCOMGTUD): Ditto.
9524 (IX86_BUILTIN_PCOMGEUD): Ditto.
9525 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9526 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9527 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9528 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9529 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9530 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9531 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9532 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9533 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9534 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9535 (IX86_BUILTIN_PCOMEQB): Ditto.
9536 (IX86_BUILTIN_PCOMNEB): Ditto.
9537 (IX86_BUILTIN_PCOMLTB): Ditto.
9538 (IX86_BUILTIN_PCOMLEB): Ditto.
9539 (IX86_BUILTIN_PCOMGTB): Ditto.
9540 (IX86_BUILTIN_PCOMGEB): Ditto.
9541 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9542 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9543 (IX86_BUILTIN_PCOMEQW): Ditto.
9544 (IX86_BUILTIN_PCOMNEW): Ditto.
9545 (IX86_BUILTIN_PCOMLTW): Ditto.
9546 (IX86_BUILTIN_PCOMLEW): Ditto.
9547 (IX86_BUILTIN_PCOMGTW): Ditto.
9548 (IX86_BUILTIN_PCOMGEW): Ditto.
9549 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9550 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9551 (IX86_BUILTIN_PCOMEQD): Ditto.
9552 (IX86_BUILTIN_PCOMNED): Ditto.
9553 (IX86_BUILTIN_PCOMLTD): Ditto.
9554 (IX86_BUILTIN_PCOMLED): Ditto.
9555 (IX86_BUILTIN_PCOMGTD): Ditto.
9556 (IX86_BUILTIN_PCOMGED): Ditto.
9557 (IX86_BUILTIN_PCOMFALSED): Ditto.
9558 (IX86_BUILTIN_PCOMTRUED): Ditto.
9559 (IX86_BUILTIN_PCOMEQQ): Ditto.
9560 (IX86_BUILTIN_PCOMNEQ): Ditto.
9561 (IX86_BUILTIN_PCOMLTQ): Ditto.
9562 (IX86_BUILTIN_PCOMLEQ): Ditto.
9563 (IX86_BUILTIN_PCOMGTQ): Ditto.
9564 (IX86_BUILTIN_PCOMGEQ): Ditto.
9565 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9566 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9567 (enum multi_arg_type): New enum for describing the various SSE5
9568 intrinsic argument types.
9569 (bdesc_multi_arg): New table for SSE5 intrinsics.
9570 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9571 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9573 (ix86_expand_builtin): Add SSE5 intrinsic support.
9574 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9575 operand instructions.
9576 (ix86_expand_sse5_multiple_memory): New function to split the
9577 second memory reference from SSE5 instructions.
9578 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9579 (ix86_return_pops_args): Use stdarg_p to determine if the function
9580 has variable arguments.
9581 (ix86_setup_incoming_varargs): Ditto.
9582 (x86_this_parameter): Ditto.
9584 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9586 (ix86_expand_sse5_pack): Ditto.
9587 (ix86_sse5_valid_op_p): Ditto.
9588 (ix86_expand_sse5_multiple_memory): Ditto.
9590 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9591 constant for SSE5 support.
9592 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9593 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9594 (UNSPEC_SSE5_PERMUTE): Ditto.
9595 (UNSPEC_SSE5_ASHIFT): Ditto.
9596 (UNSPEC_SSE5_LSHIFT): Ditto.
9597 (UNSPEC_FRCZ): Ditto.
9598 (UNSPEC_CVTPH2PS): Ditto.
9599 (UNSPEC_CVTPS2PH): Ditto.
9600 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9602 (COM_FALSE_S): Ditto.
9603 (COM_FALSE_P): Ditto.
9604 (COM_TRUE_S): Ditto.
9605 (COM_TRUE_P): Ditto.
9606 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9607 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9609 (memory attribute): Ditto.
9610 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9611 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9612 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9613 (floor<mode>2): Ditto.
9614 (ceil<mode>2): Ditto.
9615 (btrunc<mode>2): Ditto.
9616 (nearbyintdf2): Ditto.
9617 (nearbyintsf2): Ditto.
9618 (sse_setccsf): Disable if SSE5.
9619 (sse_setccdf): Ditto.
9620 (sse5_setcc<mode>): New support for SSE5 conditional move.
9621 (sse5_pcmov_<mode>): Ditto.
9623 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9625 (SSEMODEF2P): Ditto.
9626 (ssemodesuffixf4): New mode attribute for SSE5.
9627 (ssemodesuffixf2s): Ditto.
9628 (ssemodesuffixf2c): Ditto.
9629 (sserotatemax): Ditto.
9630 (ssescalarmode): Ditto.
9631 (sse_maskcmpv4sf3): Disable if SSE5.
9632 (sse_maskcmpv2df3): Ditto.
9633 (sse_vmmaskcmpv4sf3): Ditto.
9634 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9635 (sse5_vmfmadd<mode>4): Ditto.
9636 (sse5_fmsub<mode>4): Ditto.
9637 (sse5_vmfmsub<mode>4): Ditto.
9638 (sse5_fnmadd<mode>4): Ditto.
9639 (sse5_vmfnmadd<mode>4): Ditto.
9640 (sse5_fnmsub<mode>4): Ditto.
9641 (sse5_vmfnmsub<mode>4): Ditto.
9642 (sse5i_fmadd<mode>4): Ditto.
9643 (sse5i_fmsub<mode>4): Ditto.
9644 (sse5i_fnmadd<mode>4): Ditto.
9645 (sse5i_fnmsub<mode>4): Ditto.
9646 (sse5i_vmfmadd<mode>4): Ditto.
9647 (sse5i_vmfmsub<mode>4): Ditto.
9648 (sse5i_vmfnmadd<mode>4): Ditto.
9649 (sse5i_vmfnmsub<mode>4): Ditto.
9650 (mulv16qi3): Add SSE5 support.
9652 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9653 (sse2_mulv4si3): Disable if SSE5.
9654 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9655 (sse4_1_roundps): Ditto.
9656 (sse4_1_roundsd): Ditto.
9657 (sse4_1_roundss): Ditto.
9658 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9660 (sse_maskcmpsf3): Ditto.
9661 (sse_vmmaskcmpv4sf3): Ditto.
9662 (sse2_maskcmpv2df3): Ditto.
9663 (sse2_maskcmpdf3): Ditto.
9664 (sse2_vmmaskcmpv2df3): Ditto.
9665 (sse2_eq<mode>3): Ditto.
9666 (sse2_gt<mode>3): Ditto.
9667 (sse5_pcmov_<mode>): Add SSE5 support.
9668 (vec_unpacku_hi_v16qi): Ditto.
9669 (vec_unpacks_hi_v16qi): Ditto.
9670 (vec_unpacku_lo_v16qi): Ditto.
9671 (vec_unpacks_lo_v16qi): Ditto.
9672 (vec_unpacku_hi_v8hi): Ditto.
9673 (vec_unpacks_hi_v8hi): Ditto.
9674 (vec_unpacku_lo_v8hi): Ditto.
9675 (vec_unpacks_lo_v8hi): Ditto.
9676 (vec_unpacku_hi_v4si): Ditto.
9677 (vec_unpacks_hi_v4si): Ditto.
9678 (vec_unpacku_lo_v4si): Ditto.
9679 (vec_unpacks_lo_v4si): Ditto.
9680 (sse5_pmacsww): New SSE5 intrinsic insn.
9681 (sse5_pmacssww): Ditto.
9682 (sse5_pmacsdd): Ditto.
9683 (sse5_pmacssdd): Ditto.
9684 (sse5_pmacssdql): Ditto.
9685 (sse5_pmacssdqh): Ditto.
9686 (sse5_pmacsdqh): Ditto.
9687 (sse5_pmacsswd): Ditto.
9688 (sse5_pmacswd): Ditto.
9689 (sse5_pmadcsswd): Ditto.
9690 (sse5_pmadcswd): Ditto.
9691 (sse5_pcmov_<move>): Conditional move support on SSE5.
9692 (sse5_phaddbw): New SSE5 intrinsic insn.
9693 (sse5_phaddbd): Ditto.
9694 (sse5_phaddbq): Ditto.
9695 (sse5_phaddwd): Ditto.
9696 (sse5_phaddwq): Ditto.
9697 (sse5_phadddq): Ditto.
9698 (sse5_phaddubw): Ditto.
9699 (sse5_phaddubd): Ditto.
9700 (sse5_phaddubq): Ditto.
9701 (sse5_phadduwd): Ditto.
9702 (sse5_phadduwq): Ditto.
9703 (sse5_phaddudq): Ditto.
9704 (sse5_phsubbw): Ditto.
9705 (sse5_phsubwd): Ditto.
9706 (sse5_phsubdq): Ditto.
9707 (sse5_pperm): Ditto.
9708 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9709 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9710 (sse5_pperm_sign_v8hi_v4si): Ditto.
9711 (sse5_pperm_zero_v8hi_v4si): Ditto.
9712 (sse5_pperm_sign_v4si_v2di): Ditto.
9713 (sse5_pperm_sign_v4si_v2di): Ditto.
9714 (sse5_pperm_pack_v2di_v4si): Ditto.
9715 (sse5_pperm_pack_v4si_v8hi): Ditto.
9716 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9717 (sse5_perm<mode>): New SSE5 intrinsic insn.
9718 (rotl<mode>3): Ditto.
9719 (sse5_rotl<mode>3): Ditto.
9720 (sse5_ashl<mode>3): Ditto.
9721 (sse5_lshl<mode>3): Ditto.
9722 (sse5_frcz<mode>2): Ditto.
9723 (sse5s_frcz<mode>2): Ditto.
9724 (sse5_cvtph2ps): Ditto.
9725 (sse5_cvtps2ph): Ditto.
9726 (sse5_vmmaskcmp<mode>3): Ditto.
9727 (sse5_com_tf<mode>3): Ditto.
9728 (sse5_maskcmp<mode>3): Ditto.
9729 (sse5_maskcmp_uns<mode>3): Ditto.
9730 (sse5_maskcmp_uns2<mode>3): Ditto.
9731 (sse5_pcom_tf<mode>3): Ditto.
9733 * config/i386/predicates.md (sse5_comparison_float_operator):
9734 New predicate to match the comparison operators supported by
9735 the SSE5 com instruction.
9736 (ix86_comparison_int_operator): New predicate to match just the
9737 signed int comparisons.
9738 (ix86_comparison_uns_operator): New predicate to match just the
9739 unsigned int comparisons.
9741 * doc/invoke.texi (-msse5): Add documentation.
9742 (-mfused-madd): Ditto.
9744 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9746 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9748 (x86_64-*-*): Ditto.
9750 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9752 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9753 intrinisics for SSE5.
9755 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9758 * config/i386/mmintrin-common.h: New file, to contain common
9759 instructions between SSE4.1 and SSE5.
9761 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9762 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9763 (gen_regparm_prefix): Ditto.
9765 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9766 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9767 prototype_p to determine if a function is prototyped.
9769 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9771 * c-common.c (c_common_reswords) add the alignof keyword,
9772 with same RID as __alignof and __alignof__
9774 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9776 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9777 * hooks.c (hook_bool_const_int_const_int_true): New function.
9778 * target.h (struct gcc_target): Add can_eliminate field.
9779 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9780 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9781 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9782 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9783 (elim_table): Revise comment.
9784 * system.h (CAN_ELIMINATE): Poison.
9785 * defaults.h (CAN_ELIMINATE): Remove.
9786 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9788 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9789 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9791 (alpha_vms_can_eliminate): Declare as static, change return type to
9793 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9795 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9796 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9797 (arm_can_eliminate): New function.
9799 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9800 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9801 (avr_can_eliminate): Declare as static.
9802 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9804 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9805 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9806 (bfin_can_eliminate): New function.
9808 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9809 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9810 (crx_can_eliminate): New function.
9812 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9813 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9814 (fr30_can_eliminate): New function.
9816 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9817 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9818 (frv_can_eliminate): New function.
9820 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9821 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9822 (h8300_can_eliminate): New function.
9824 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9825 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9826 (i386_can_eliminate): Declare as static, change return type to bool.
9827 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9829 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9830 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9831 (ia64_can_eliminate): New function.
9833 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9834 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9835 (iq2000_can_eliminate): New function.
9837 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9838 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9839 (m32r_can_eliminate): New function.
9841 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9842 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9843 (m68hc11_can_eliminate): New function.
9845 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9846 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9847 (m68k_can_eliminate): New function.
9849 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9850 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9851 (mep_can_eliminate): New function.
9853 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9854 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9855 (mips_can_eliminate): New function.
9857 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9858 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9859 (rs6000_can_eliminate): New function.
9861 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9862 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9863 (s390_can_eliminate): Declare as static.
9864 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9866 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9867 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9868 (score_can_eliminate): New function.
9870 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9871 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9872 (sparc_can_eliminate): Declare as static.
9873 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9875 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9876 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9877 (xstormy16_can_eliminate): New function.
9879 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9880 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9881 (v850_can_eliminate): New function.
9883 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9885 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9886 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9887 (*movdfcc_ext[1234]): Disable for IEEE mode.
9889 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9891 * gimplify.c (prepare_gimple_addressable): New static function.
9892 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9894 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9895 manually fiddling with it.
9897 2009-08-25 Michael Matz <matz@suse.de>
9899 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9900 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9902 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9903 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9904 (do_jump): Split out code for simple binary comparisons into ...
9905 (do_jump_1): ... this, taking the individual operands and code.
9906 Change callers to helper function above accordingly.
9907 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9910 2009-08-25 Michael Matz <matz@suse.de>
9912 * expr.h (struct separate_ops, sepops): New type for passing
9913 around an exploded simple expression.
9914 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9915 Use this structure instead of expression tree.
9916 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9917 expression, only its type.
9918 (expand_vec_cond_expr): Take type and individual operands instead
9920 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9921 expand_vec_shift_expr): Change prototype accordingly.
9922 * tree-vect-stmts.c (vectorizable_condition): Change call of
9923 expand_vec_cond_expr_p to pass only type.
9924 * expr.c (do_store_flags): Change prototype and implementation
9925 to take an exploded expression.
9926 (expand_expr_real_1): New local ops initialized with details
9927 of the full expression. Use it instead of full
9928 expression in calls to do_store_flags, expand_vec_cond_expr,
9929 expand_widen_pattern_expr and expand_vec_shift_expr.
9931 2009-08-25 Michael Matz <matz@suse.de>
9933 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9934 treeop2 initialized with first three operands of the full expression.
9935 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9937 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9939 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9940 (__gthread_objc_condition_allocate): Mark arguments as unused.
9941 (__gthread_objc_condition_deallocate): Likewise.
9942 (__gthread_objc_condition_wait): Likewise.
9943 (__gthread_objc_condition_broadcast): Likewise.
9944 (__gthread_objc_condition_signal): Likewise.
9945 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9946 (__gthread_objc_thread_id): Likewise.
9948 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9951 * tree-pretty-print.c (print_call_name): Print the correct call name
9952 for procedure pointer components.
9954 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9956 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9957 default_promote_function_mode when not VMS.
9959 2009-08-24 Olivier Hainque <hainque@adacore.com>
9961 * convert.c (convert_to_integer): Don't assume an input pointer is
9962 POINTER_SIZE wide. Fetch from the type instead.
9964 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9966 * configure.ac (AC_PREREQ): Bump to 2.64.
9968 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9970 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9971 (process_command): Don't search standard_exec_prefix_1 and
9972 standard_exec_prefix_2.
9974 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9976 * config/arm/arm.c (output_return_instruction): Handle for
9979 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9981 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9983 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9985 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9986 (*arm_movdf_vfp): Likewise.
9988 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9990 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9991 (vashr<mode>3): Rename from ashr<mode>3.
9992 (vlshr<mode>3): Rename from lshr<mode>3.
9994 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9997 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9998 (check_format_info_main): Use scalar_identify_flag.
9999 (check_format_types): Check for scalar size identity if
10000 scalar_identify_flag is set.
10001 (printf_length_specs): Extend by new field.
10002 (asm_fprintf_length_specs): Likewise.
10003 (gcc_diag_length_specs): Likewise.
10004 (scanf_length_specs): Likewise.
10005 (strfmon_length_specs): Likewise.
10006 (gcc_gfc_length_specs): Likewise.
10007 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10008 (ms_printf_flag_specs): Likewise.
10009 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10011 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10014 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10015 (*call_value_pop_1): Ditto.
10016 (*sibcall_pop_1): New insn pattern.
10017 (*sibcall_value_pop_1): Ditto.
10019 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10022 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10025 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10028 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10029 (get_reg_use_in): New function.
10030 (forward_propagate_subreg): Propagate through subreg of zero_extend
10033 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10035 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10036 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10038 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10040 * configure.ac: Remove --with-datarootdir, --with-docdir,
10041 --with-htmldir switches. No need to call AC_SUBST for
10042 datarootdir, docdir, htmldir any more.
10043 * configure: Regenerate.
10044 * doc/install.texi (Configuration): Document --datarootdir,
10045 --docdir, --htmldir, --pdfdir; update documentation for
10046 --infodir, --mandir.
10047 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10050 * aclocal.m4: Regenerate.
10051 * config.in: Regenerate.
10052 * configure: Regenerate.
10054 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10055 Olivier Hainque <hainque@adacore.com>
10057 * config/ia64/ia64.c: Include libfuncs.h.
10058 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10059 (ia64_expand_call): Use reg 25 on VMS.
10060 (ia64_initialize_trampoline): Fix for VMS ABI.
10061 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10062 (ia64_function_arg): Initialize reg 25 on VMS.
10063 Fix OpenVMS ABI issues for varargs.
10064 For OpenVMS, emit the Argument Information register set in the
10065 incoming/sibcall case as well.
10066 (ia64_arg_type): New function.
10067 (ia64_function_arg_advance): Keep track of cum->words.
10068 Fix OpenVMS ABI issues for varargs.
10069 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10070 (ia64_override_options): Set flag_no_common on VMS.
10071 (ia64_init_builtins): Disable FWRITE builtin.
10072 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10073 (ia64_vms_init_libfuncs): Add decc$ routines.
10074 (ia64_vms_valid_pointer_mode): New function.
10075 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10076 (ia64_promote_function_mode): New function
10077 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10078 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10079 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10080 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10081 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10082 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10083 Suppress trailing '#' if VALUE is numeric.
10084 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10085 ia64_promote_function_mode.
10086 (TARGET_VALID_POINTER_MODE): Define.
10088 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10091 * config/rs6000/rs6000.c (rs6000_override_options): Use
10092 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10095 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10096 reporting of vector + decimal/boolean/complex error.
10098 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10100 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10101 __vector double TYPE_DECL.
10103 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10105 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10106 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10107 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10108 to pointer to enum machine_mode. Update all callers as needed.
10110 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10112 * config/alpha/alpha.md (exception_receiver): Emit alternative
10113 GP load sequence if flag_reorder_blocks_and_partition is set.
10114 (*exception_receiver_2): Also enable when
10115 flag_reorder_blocks_and_partition is set.
10117 2009-08-20 Matt Rice <ratmice@gmail.com>
10118 Diego Novillo <dnovillo@google.com>
10120 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10123 2009-08-20 Richard Guenther <rguenther@suse.de>
10125 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10126 * c-tree.h (c_dup_lang_specific_decl): Remove.
10127 (struct lang_decl, struct lang_type): Move definitions ...
10128 * c-lang.h: ... here. New file.
10129 * c-decl.c: Include c-lang.h.
10130 (c_dup_lang_specific_decl): Remove.
10131 * c-typeck.c: Include c-lang.h.
10132 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10133 (c-typeck.o): Likewise.
10134 * c-config-lang.in (gtfiles): Add c-lang.h.
10135 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10138 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10140 * config/alpha/alpha.c (alpha_end_function): Do not clear
10141 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10142 this is now handled in generic code.
10144 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10146 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10147 (s390_z10_fix_long_loop_prediction): New function.
10148 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10149 (s390_reorg): Walk over the INSNs and invoke
10150 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10152 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10154 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10155 "*brx_64bit", "*brx_31bit"): New patterns.
10156 * config/s390/s390.c ('E'): New output modifier.
10158 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10159 Richard Earnshaw <richard.earnshaw@arm.com>
10161 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10162 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10164 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10166 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10168 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10169 for mode mode of operand0 when doing secondary reload for SAR.
10171 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10173 PR middle-end/41123
10174 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10175 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10177 2009-08-19 Jason Merrill <jason@redhat.com>
10179 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10180 supported template depth in C++0x.
10182 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10184 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10185 free_after_compilation.
10186 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10187 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10188 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10189 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10190 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10191 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10192 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10194 2009-08-19 Ian Lance Taylor <iant@google.com>
10196 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10197 of (plus (mult (neg B) C) A).
10199 2009-08-18 Michael Matz <matz@suse.de>
10201 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10202 instead of comparing TYPE_MAIN_VARIANT for equality.
10203 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10204 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10205 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10206 * gimplify.c (goa_lhs_expr_p): Ditto and use
10207 STRIP_USELESS_TYPE_CONVERSION.
10209 2009-08-18 Michael Matz <matz@suse.de>
10211 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10212 first field in a struct.
10213 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10215 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10217 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10218 locators before emit_insn is called. Remove assert that
10220 (alpha_end_function): Clear crtl->emit structure and free insn
10221 locators if cfun->is_thunk is true.
10223 2009-08-18 Jason Merrill <jason@redhat.com>
10225 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10227 * configure.ac: Test for it.
10228 * configure, config.in: Regenerate.
10229 * doc/install.texi: Document --enable-gnu-unique-object.
10231 2009-08-18 Richard Guenther <rguenther@suse.de>
10233 PR middle-end/41094
10234 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10235 pow(x,y*z) only if x is nonnegative.
10237 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10239 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10243 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10244 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10246 2009-08-17 DJ Delorie <dj@redhat.com>
10248 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10249 * config/m32c/prologue.md (epilogue_freit): New.
10251 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10252 (bank_switch_p): Likewise.
10253 (fast_interrupt_p): Likewise.
10254 (interrupt_p): Likewise.
10255 (m32c_conditional_register_usage): Round memregs size up.
10256 (need_to_save): We only need to save $a0 when we use ENTER.
10257 (interrupt_p): Check for fast_interrupt too.
10258 (bank_switch_p): New.
10259 (fast_interrupt_p): New.
10260 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10261 (m32c_emit_prolog): Support bank switching and fast interrupts.
10262 * doc/extend.texi (Function Attributes): Add bank_switch and
10265 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10267 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10268 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10270 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10272 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10273 (menu): Add IA-64/VMS Options.
10274 (IA-64/VMS Options): Likewise.
10276 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10279 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10281 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10283 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10284 (mips_pop_asm_switch): Likewise.
10285 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10287 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10288 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10289 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10290 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10291 instead of set_noreorder.
10292 (mips_output_function_prologue): Use the new functions.
10293 (mips_output_function_epilogue): Likewise.
10294 (mips_need_noat_wrapper_p): New function, split out from...
10295 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10296 Use mips_push_asm_switch and mips_pop_asm_switch.
10297 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10298 and mips_pop_asm_switch.
10299 (ASM_OUTPUT_REG_POP): Likewise.
10300 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10301 Use mips_pop_asm_switch.
10302 (mips_asm_switch): New structure.
10303 (set_noreorder, set_nomacro): Replace with...
10304 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10305 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10306 instead of set_nomacro.
10307 (fix_truncsfsi2_macro): Likewise.
10308 (cprestore): Likewise.
10309 (hazard): Use mips_noreorder instead of set_noreorder.
10310 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10312 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10314 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10315 from prev_active_insn.
10317 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10319 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10320 * config/avr/avr.c (avr_override_options): Initialize
10321 avr_current_arch variable.
10322 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10323 __AVR_HAVE_16BIT_SP__ according to the device type.
10324 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10326 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10327 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10329 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10332 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10333 generating inlined subroutine die only. We shouldn't be
10334 called for anything else.
10335 (gen_block_die): Don't generate inline subroutine debug info for
10338 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10340 * graphite-poly.c (print_pbb): Print PBB index.
10342 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10344 PR middle-end/40981
10345 * graphite-interchange.c (ppl_max_for_le): Moved...
10346 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10347 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10348 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10349 * graphite-ppl.h (ppl_max_for_le): Declared.
10351 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10353 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10354 supported on all platforms.
10355 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10356 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10357 * c-pragma.c: Likewise.
10358 * target-def.h (TARGET_INITIALIZER): Remove
10359 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10360 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10362 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10364 * config/ia64/fde-vms.c: New file.
10365 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10366 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10367 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10368 (uw_frame_state_for): Only register a personality routine if it is
10369 known to be compatible with our expectations.
10370 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10371 Declare unw_table_entry stack variable and
10372 mod all calls to _Unwind_FindTableEntry to add arg.
10373 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10374 (_Unwind_FindTableEntry): Add arg to prototype.
10376 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10378 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10379 field 'signal_pfs_loc'.
10380 (uw_frame_state_for): Remove duplicate code dealing with leaf
10381 procedures without unwind info.
10382 If in the frame after unwinding through a signal handler, restore
10383 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10384 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10385 'pfs_loc' to the AR.PFS location in the signal context; instead
10386 set 'signal_pfs_loc'.
10387 Manually generate the unwind info for the AR.PFS register.
10388 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10389 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10390 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10391 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10392 instead set 'signal_pfs_loc'.
10393 Remove code preventing the AR.PFS register from being restored
10394 from the signal context.
10396 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10397 Tristan Gingold <gingold@adacore.com>
10399 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10400 * config/ia64/t-vms: New file.
10401 * config/ia64/vms64.h: New file.
10402 * config/ia64/vms.h: New file.
10403 * config/ia64/vms-crtinit.asm: New file.
10404 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10405 * config/ia64/vms-unwind.h: New file.
10407 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10409 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10412 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10414 PR middle-end/30789
10415 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10416 Move declaration...
10417 * real.h (do_mpc_arg2): ... here.
10418 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10421 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10423 * final.c (add_debug_prefix_map): Don't use GC memory for
10424 old_prefix and new_prefix.
10426 2009-08-14 Richard Guenther <rguenther@suse.de>
10428 * ipa-prop.c (compute_complex_pass_through): If we cannot
10429 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10431 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10433 * c-lex.c (c_lex_with_flags): Increase size of local variable
10434 to avoid memory clobber.
10436 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10439 * config/i386/i386.c (ix86_fp_comparison_strategy):
10440 Only enable/disable sahf at function granularity.
10442 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10444 PR rtl-optimization/41064
10445 * reload1.c (reload_as_needed): Don't call extract_insn
10446 for known invalid replacements after calling
10447 validate_replace_rtx_group and verify_changes.
10449 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10452 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10453 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10454 ix86_expand_fp_vcond.
10455 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10456 Assert that operation is supported by ix86_expand_int_vcond.
10457 (vcondu<SSEMODE124C8:mode>): Ditto.
10459 2009-08-13 DJ Delorie <dj@redhat.com>
10461 * config/i386/djgpp-stdint.h: New.
10462 * config.gcc (djgpp): Use it.
10464 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10466 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10467 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10469 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10471 * tree-ssa-loop-prefetch.c
10472 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10473 for long-stride pruning.
10474 (compute_miss_rate): New function to compute the probability
10475 that two memory references access different cache lines.
10477 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10479 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10481 2009-08-13 Richard Guenther <rguenther@suse.de>
10483 PR middle-end/41047
10484 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10485 use the constant pointer type.
10486 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10487 of CV qualifiers on the target pointer type.
10488 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10489 conversion check before restrict check.
10491 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10494 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10496 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10498 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10500 2009-08-12 Richard Guenther <rguenther@suse.de>
10502 PR tree-optimization/41011
10503 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10504 and reference constructing.
10506 2009-08-12 Xinliang David Li <davidxl@google.com>
10508 PR tree-optimization/41012
10509 * tree-flow.h : New external interface.
10510 * gimple-low.c (check_call_arg): Change to public function.
10511 Remove argument mismatch check in lowering.
10512 * tree-inline.h (tree_can_inline_p): Interface change.
10513 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10514 into this function.
10515 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10516 Call change to tree_can_inline_p function.
10517 (cgraph_decide_inlining_incrementally): Ditto.
10519 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10521 PR tree-optimization/41031
10522 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10523 on the partition variable rather than promote_mode on the source
10524 type. Assert that the partition variable's type has the same
10525 mode as the source value's.
10527 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10529 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10530 for for_return == 2.
10531 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10533 * calls.c (expand_call): Fix typo.
10534 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10536 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10538 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10539 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10540 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10541 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10543 2009-08-12 Andrew Haley <aph@redhat.com>
10545 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10547 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10550 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10552 2009-08-12 Richard Guenther <rguenther@suse.de>
10554 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10555 * gimplify.c (gimplify_modify_expr): Do not use
10556 lang_hooks.types_compatible_p.
10557 * tree-ssa.c (useless_type_conversion_p): For aggregates
10558 just return false if the canonical types differ.
10560 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10562 PR middle-end/40980
10563 * sese.c (convert_for_phi_arg): New.
10564 (add_guard_exit_phis): Use convert_for_phi_arg.
10566 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10568 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10569 unknown subscript upper bounds.
10571 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10572 Pranav Garg <pranav.garg2107@gmail.com>
10574 * graphite-interchange.c (gather_access_strides): Removed.
10575 (ppl_max_for_le): New.
10576 (build_linearized_memory_access): New.
10577 (memory_stride_in_loop): New.
10578 (pbb_interchange_profitable_p): Reimplemented.
10579 * graphite-ppl.h (ppl_new_id_map): New.
10580 (ppl_interchange): New.
10582 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10584 * graphite-interchange.c (compute_subscript): Removed.
10585 (compute_array_size_cstr): Removed.
10586 (compute_array_size_poly): Removed.
10587 (compute_array_size): Removed.
10588 (gather_access_strides_poly): Removed.
10589 (gather_access_strides): Empty.
10591 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10593 * graphite-dependences.c (dependence_polyhedron_1): Replace
10594 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10595 (graphite_legal_transform_dr): Same.
10596 (graphite_carried_dependence_level_k): Same.
10597 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10598 Initialize PDR_NB_SUBSCRIPTS.
10599 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10601 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10602 (PDR_NB_SUBSCRIPTS): New.
10603 (pdr_nb_subscripts): Removed.
10604 (pdr_dim): Simplified.
10605 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10606 with PDR_NB_SUBSCRIPTS.
10608 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10610 * graphite-interchange.c (compute_array_size): Remove use of
10611 PDR_DATA_CONTAINER.
10612 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10613 Do not initialize PDR_DATA_CONTAINER.
10614 (print_pdr): Do not print PDR_DATA_CONTAINER.
10615 * graphite-poly.h (struct poly_dr): Remove data_container field.
10616 (PDR_DATA_CONTAINER): Removed.
10617 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10618 PDR_DATA_CONTAINER.
10619 (build_poly_dr): Same.
10621 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10622 Sebastian Pop <sebastian.pop@amd.com>
10624 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10625 copy of the dependence polyhedron. Free the temporary objects.
10626 (graphite_carried_dependence_level_k): Free unused objects before
10629 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10631 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10632 Early return without analyzing the data dependences if no
10633 transform has been done. Call restore_scattering if the transform
10635 (graphite-interchange.c): Same.
10636 * graphite-poly.c (print_scattering_function): Test for
10638 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10639 (apply_poly_transforms): Do not gcc_assert that
10640 the transform is legal.
10641 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10642 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10643 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10644 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10645 * graphite-poly.h (struct poly_scattering): New.
10646 (struct poly_bb): Add original, transformed, and saved fields.
10647 Remove transformed_scattering, original_scattering,
10648 nb_local_variables and nb_scattering_transform fields.
10649 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10650 (poly_scattering_new): New.
10651 (poly_scattering_free): New.
10652 (poly_scattering_copy): New.
10653 (store_scattering_pbb): New.
10654 (store_scattering): New.
10655 (restore_scattering_pbb): New.
10656 (restore_scattering): New.
10657 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10658 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10660 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10662 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10663 (print_scop): Same.
10665 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10667 * Makefile.in (graphite.o): Depends on PREDICT_H.
10668 * graphite.c: Include predict.h.
10669 (graphite_finalize): Call tree_estimate_probability.
10670 * predict.c (predict_loops): Do not call scev_initialize and
10672 (tree_estimate_probability_bb): New.
10673 (tree_estimate_probability): Do not initialize loops: move that
10674 code to the driver. Call tree_estimate_probability_bb.
10675 (tree_estimate_probability_driver): New.
10676 (pass_profile): Use tree_estimate_probability_driver.
10677 * predict.h (tree_estimate_probability): Declared.
10679 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10681 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10682 * graphite-dependences.c (graphite_legal_transform): Add time to
10683 TV_GRAPHITE_DATA_DEPS.
10684 (dependency_between_pbbs_p): Same.
10685 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10687 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10689 PR rtl-optimization/41033
10690 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10691 aliasing is disabled.
10693 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10695 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10696 si_mask_operand, and_load_operand, low_bitmask_operand,
10697 and_reg_operand, and_operand): New predicates.
10698 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10699 * config/mips/mips.c (and_operands_ok): New function.
10700 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10701 * config/mips/mips.md (move_type): Add ext_ins and logical.
10702 (type): Handle them.
10703 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10704 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10705 shift_shift. Remove commutative constraint modifier.
10706 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10708 (*clear_upper32_dext): Remove define_insn_and_split.
10709 (*clear_upper32): Turn this define_insn_and_split ...
10710 (splitter for ANDing register with 0xffff_ffff): .. into this.
10712 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10714 * combine.c (try_widen_shift_mode): Factor out code to check if an
10715 integer constant is a low-order bitmask from here ...
10716 * rtlanal.c (low_bitmask_len): ... to here.
10717 * rtl.h (low_bitmask_len): Declare.
10719 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10722 * config/alpha/alpha.md (addsi3): Remove expander.
10723 (addsi3): Rename from *addsi3_internal insn pattern.
10724 (subsi3): Remove expander.
10725 (subsi3): Rename from *subsi3_internal insn pattern.
10727 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10729 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10732 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10733 Eric Botcazou <botcazou@adacore.com>
10734 Douglas B Rupp <rupp@gnat.com>
10736 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10737 that records that fit in 64 bits are returned by immediate value,
10738 as required by OpenVMS Calling Standard.
10739 (function_value): Adjust for above modification.
10740 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10741 virtual_incoming_args_rtx as base object, not next_arg.
10742 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10744 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10746 * reload.c (find_reloads_subreg_address): Check the original
10747 req_equiv_mem address to detect the case where an address is
10748 not valid in the outer mode.
10750 2009-08-11 Richard Guenther <rguenther@suse.de>
10753 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10755 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10757 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10758 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10760 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10761 Douglas B Rupp <rupp@gnat.com>
10763 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10764 PT_STACK when frame_pointer_needed on OpenVMS.
10765 (alpha_pv_save_size, alpha_using_fp): Remove.
10766 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10767 with proper processing for PT_NULL.
10768 (alpha_vms_initial_elimination_offset): New function. Support for
10769 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10770 (alpha_sa_size): Force procedure type to PT_STACK when
10771 frame_pointer_needed on OpenVMS.
10772 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10773 (alpha_using_fp): Likewise.
10774 (alpha_vms_can_eliminate): Add prototype.
10775 (alpha_vms_initial_elimination_offset): Likewise.
10776 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10777 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10779 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10780 Douglas B Rupp <rupp@gnat.com>
10782 * config/alpha/alpha.c (common_object_handler): New function.
10783 (vms_attribute_table): Declare a single attribute "common_object".
10784 (vms_output_aligned_decl_common): New global function.
10785 (SECTION_VMS_OVERLAY): Delete.
10786 (SECTION_VMS_GLOBAL): Likewise.
10787 (SECTION_VMS_INITIALIZE): Likewise.
10788 (vms_asm_named_section): Remove support for above flags.
10789 (vms_section_type_flags): Delete.
10790 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10791 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10792 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10793 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10795 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10798 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10799 (sub_ddmmss): Likewise.
10801 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10804 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10807 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10810 * reload1.c (reload_as_needed): Use cancel_changes to completely
10811 undo a failed replacement attempt.
10813 2009-08-10 Richard Guenther <rguenther@suse.de>
10815 PR middle-end/41006
10816 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10817 (useless_type_conversion_p): ... here. Require pointer targets
10820 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10823 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10824 loose the original type of the statement list.
10826 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10828 * config/alpha/alpha.c: Include libfuncs.h
10829 (avms_asm_output_extern): New function.
10830 (alpha_init_libfuncs): Init some decc libfuncs.
10831 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10832 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10833 (DO_CRTL_NAMES): Define.
10834 (LIB_SPEC): Remove.
10835 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10836 (LONG_TYPE_SIZE): Define.
10837 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10838 (SUBTARGET_SWITCHES): Define malloc64 switch.
10839 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10840 (MASK_RETURN_ADDR): Define.
10841 doc/invoke.texi (mmalloc64): Document switch.
10843 2009-08-09 Olivier Hainque <hainque@adacore.com>
10844 Douglas B Rupp <rupp@gnat.com>
10846 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10847 uses_condition_handler.
10848 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10849 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10850 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10851 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10852 (code_for_builtin): New insn codes for the new alpha_builtins.
10853 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10854 (alpha_sa_size): Account for uses_condition_handler.
10855 (alpha_expand_prologue): Likewise.
10856 (alpha_start_function): Likewise.
10857 (alpha_expand_epilogue): Likewise.
10858 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10859 establish/revert expanders.
10860 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10861 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10862 New expander, resorting to the alpha.c associated function.
10863 (builtin_revert_vms_condition_handler): Likewise.
10864 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10865 __gcc_shell_handler, the static VMS condition handler used as
10866 an indirection wrapper to the current dynamically established
10868 * config/alpha/vms-unwind.h: Complete rewrite.
10869 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10870 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10872 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10873 Douglas B Rupp <rupp@gnat.com>
10875 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10876 (alpha_need_linkage): Handle aliases. Return function symbol.
10877 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10878 Use ultimate alias target for the linkage name.
10879 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10880 by alpha_need_linkage for the function symbol.
10881 (setmemdi): Likewise.
10883 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10885 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10886 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10887 (ASM_WEAKEN_LABEL): Define.
10888 (CRT_CALL_STATIC_FUNCTION): Define.
10889 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10890 (ENDFILE_SPEC): Define.
10891 (INIT_SECTION_ASM_OP): Define.
10892 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10893 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10894 crtend.o crtendS.o.
10895 (MULTILIB_OSDIRNAMES): Define.
10896 (shlib_version): Define.
10897 (SHLIB_EXT): Define.
10898 (SHLIB_OBJS): Define.
10899 (SHLIB_NAME): Define.
10900 (SHLIB_MULTILIB): Define.
10901 (SHLIB_INSTALL): Define.
10902 (SHLIB_SYMVEC): Define.
10903 (SHLIB_SYMVECX2): Define.
10904 (SHLIB_LINK): Define.
10906 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10908 * config/alpha/alpha.c (alpha_initialize_trampoline):
10909 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10910 (alpha_start_function): Emit transfer address on nested functions
10911 for VMS trampoline call.
10912 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10913 since no longer used.
10914 * config/alpha/vms-tramp.asm: Remove.
10915 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10916 since now only data initialized at runtime.
10918 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10920 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10921 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10922 (MD_EXEC_PREFIX): Remove, no longer used.
10923 (MD_STARTFILE_PREFIX): Likewise.
10924 (INCLUDE_DEFAULTS): Likewise.
10925 * config/alpha/t-vms:
10926 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10928 2009-08-09 Richard Guenther <rguenther@suse.de>
10930 PR tree-optimization/41016
10931 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10932 (operand_precision): Remove.
10933 (integral_operand_p): Likewise.
10934 (recognize_single_bit_test): Adjust.
10936 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10938 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10939 operation overflows. Likewise non-cast unary arithmetic.
10940 If one arm of a conditional expression is always taken,
10941 inhibit evaluation warnings for the other arm. Likewise inhibit
10942 evaluation warnings for the second && or || operand if the first
10943 operand is enough to determine the result.
10944 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10946 (build_binary_op): Prevent duplicate evaluation warnings.
10948 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10950 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10951 and destination have different modes, Use promote_mode to
10952 determine the signedness of the conversion. Assert that the
10953 promoted source mode matches the destination mode. Don't pass
10954 the destination and destination mode to expand_expr if the source
10955 mode is different. Simplify conversion logic.
10957 2009-08-09 Ira Rosen <irar@il.ibm.com>
10959 PR tree-optimization/41008
10960 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10961 from condition only in case it's a comparison. Adjust checks.
10963 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10965 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10966 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10967 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10968 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10969 (dump_cand): Handle them.
10970 (struct iv_cand): New members COST_STEP and AINC_USE.
10971 (stmt_after_increment): Likewise.
10972 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10973 callers changed. Use gimple_uid comparison instead of scanning.
10974 (add_candidate_1): When looking for identical candidates, take
10975 AINC_USE into account. Set it for new candidates.
10976 (force_expr_to_var_cost): Cast target_spill_cost to int.
10977 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10978 All callers changed. Check for availability of autoinc addressing
10979 modes, both in general for a given mode, and in the specific use case.
10980 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10982 (get_computation_cost): Likewise.
10983 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10984 add_autoinc_candidates): New static functions.
10985 (add_candidate): Call add_autoinc_candidates for candidates based on
10987 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10988 (determine_use_iv_cost_address): If we have an autoinc candidate at
10989 the matching use, verify autoinc is possible and subtract the cost
10990 of the candidate's step from the cost.
10991 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10992 member of the candidate.
10993 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10994 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10996 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10998 * config.build (ia64-hp-*vms*): New target.
10999 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11000 with ia64-hp-*vms*.
11001 * config.gcc (ia64-hp-*vms*): New target.
11002 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11003 with ia64-hp-*vms*.
11004 * config.host (ia64-hp-*vms*): New target.
11005 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11006 with ia64-hp-*vms*.
11008 2009-08-08 Richard Guenther <rguenther@suse.de>
11010 PR tree-optimization/40991
11011 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11013 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11015 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11016 mode check. Do truncations in an integer mode.
11017 (force_to_mode): Handle subregs for all mode types. Only do
11018 arithmetic simplifications on integer modes.
11020 2009-08-07 Richard Guenther <rguenther@suse.de>
11022 PR tree-optimization/40999
11023 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11024 (maybe_fold_reference): Lookup constant initializers.
11025 (fold_gimple_assign): Likewise.
11027 2009-08-07 Richard Guenther <rguenther@suse.de>
11029 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11030 that require structural equality defer to the langhook.
11032 2009-08-07 Martin Jambor <mjambor@suse.cz>
11034 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11036 (struct ipa_pass_through_data): New type.
11037 (struct ipa_ancestor_jf_data): New type.
11038 (union jump_func_value): Removed field formal_id, added fields
11039 pass_through and ancestor.
11040 (struct ipa_param_call_note): Changed type of formal_id to int from
11042 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11043 operations jump functions and ancestor jump functions.
11044 (compute_complex_pass_through): New function.
11045 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11046 reflect changes in the jump function strucutre.
11047 (update_jump_functions_after_inlining): Ignore complex pass-through
11048 and ancestor jump functions.
11049 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11050 polynomial pass-through with operation jump functions.
11052 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11054 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11055 fde->dw_fde_begin as begin label instead of hot/cold label.
11056 Use LLSDAC label instead of LLSDA for second section lsda.
11057 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11058 label instead of LLSDA if it is true.
11059 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11061 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11062 SECTION argument. Use it as index into crtl->eh.call_site_record
11064 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11065 use it to determine how to print table entries instead of using
11066 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11067 label instead of normal begin label as base.
11068 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11069 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11070 ensure no EH range spans between sections and that landing pads
11071 are always in the corresponding section.
11072 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11073 for crtl->eh.call_site_record being an array rather than scalar.
11074 (output_one_function_exception_table): New function, copied
11075 from output_function_exception_table. Adjust
11076 dw2_size_of_call_site_table, dw2_output_call_site_table
11077 callers. For SECOND section use *C suffixed labels.
11078 (output_function_exception_table): Call
11079 output_one_function_exception_table and, when doing hot/cold
11080 partitioning, also another time for the second section.
11081 * opts.c: Include except.h.
11082 (decode_options): Allow -freorder-blocks-and-partition with
11083 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11084 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11085 * function.h (struct rtl_eh): Change call_site_record from
11086 scalar into array of 2 elements.
11088 2009-08-07 Martin Jambor <mjambor@suse.cz>
11090 * ipa-prop.c (count_formal_params_1): New function.
11091 (ipa_get_vector_of_formal_parms): New function.
11092 (get_vector_of_formal_parm_types): New function.
11093 (ipa_modify_formal_parameters): New function.
11094 (ipa_modify_call_arguments): New function.
11095 (index_in_adjustments_multiple_times_p): New function.
11096 (ipa_combine_adjustments): New function.
11097 (ipa_dump_param_adjustments): New function.
11098 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11099 (ipa_get_vector_of_formal_parms): Declare.
11100 (ipa_modify_formal_parameters): Declare.
11101 (ipa_modify_call_arguments): Declare.
11102 (ipa_combine_adjustments): Declare.
11103 (ipa_dump_param_adjustments): Declare.
11104 (build_ref_for_offset): Declare.
11105 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11106 * tree-sra.c: Include ipa-prop.c.
11107 (build_ref_for_offset): Make public.
11109 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11111 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11113 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11115 * gcc/doc/extend.texi (__builtin_extract_return_address)
11116 (__builtin_frob_return_address): Document.
11118 2009-08-06 Paul Brook <paul@codesourcery.com>
11120 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11121 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11122 implementation on ARMv6-M.
11124 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11126 * doc/extend.texi (pcs): Document new attribute for ARM.
11128 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11130 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11133 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11135 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11138 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11140 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11142 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11144 Merge ARM/hard_vfp_branch to trunk.
11146 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11148 * arm.c (libcall_eq): New function.
11149 (libcall_hash): New function.
11150 (add_libcall): New function.
11151 (arm_libcall_uses_aapcs_base): New function.
11152 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11153 libcalls using the base PCS.
11154 (arm_init_cumulative_args): Likewise.
11156 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11158 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11159 Use base ABI for conversion libfuncs between HFmode and SFmode.
11161 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11163 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11164 V4SImode as representatives of all 64-bit and 128-bit vector
11165 types. Allow vector types without vector modes.
11166 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11167 without vector modes like BLKmode.
11168 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11169 BLKmode. Avoid unsupported vector modes or TImode moves for
11171 (aapcs_vfp_allocate_return_reg): Likewise.
11172 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11173 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11175 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11177 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11178 (arm_get_pcs_model): Pass attribute arguments to
11179 arm_pcs_from_attribute.
11180 (arm_init_cumulative_args): Use base AAPCS for conversions from
11181 floating-point types to DImode.
11182 (arm_attribute_table): Add pcs attribute.
11183 (arm_handle_pcs_attribute): New.
11184 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11185 conversions from floating-point types to DImode, also declare them
11186 to use base AAPCS and declare functions they call to use base
11187 AAPCS and their RTABI names.
11189 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11191 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11192 -mfloat-abi=hard not being supported for VFP.
11194 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11196 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11197 SYMBOL_REF to hard_libcall_value.
11199 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11200 Richard Earnshaw <rearnsha@arm.com>
11202 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11203 has been put on the stack, all remaining co-processory arguments for
11204 that co-processor also go on the stack.
11206 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11208 * config/arm/arm.c (arm_return_in_memory): Handle returning
11209 vectors of suitable size in registers also for AAPCS case.
11211 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11213 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11215 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11217 ARM Hard-VFP calling convention
11218 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11219 * target.h (gcc_target): Add libcall_value to table of call hooks.
11220 * targhooks.h (default_libcall_value): Default implementation.
11221 * targhooks.c (default_libcall_value): Likewise.
11222 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11223 * optabs.c (expand_unop): Use it.
11224 * expr.h (hard_libcall_value): Pass the function RTX through.
11225 * calls.c (emit_library_call_value_1): Update call to
11226 hard_libcall_value.
11227 * explow.c (hard_libcall_value): Use new target hook.
11228 * config/arm/arm.c: Include cgraph.h
11229 (TARGET_FUNCTION_VALUE): Override default hook.
11230 (arm_pcs_default): New variable.
11231 (arm_override_options): Don't fault hard calling convention with VFP.
11232 Add support for AAPCS variants.
11233 (arm_function_value): Make static. Handle AAPCS variants.
11234 (arm_libcall_value): New function.
11235 (arm_apply_result_size): Handle VFP registers in results.
11236 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11238 (pcs_attribute_args): New variable.
11239 (arm_pcs_from_attribute): New function.
11240 (arm_get_pcs_model): New function.
11241 (aapcs_vfp_cum_init): New function.
11242 (aapcs_vfp_sub_candidate): New function.
11243 (aapcs_vfp_is_return_candidate): New function.
11244 (aapcs_vfp_is_call_candidate): New function.
11245 (aapcs_vfp_allocate): New function.
11246 (aapcs_vfp_allocate_return_reg): New function.
11247 (aapcs_vfp_advance): New function.
11248 (aapcs_cp_arg_layout): New variable.
11249 (aapcs_select_call_coproc): New function.
11250 (aapcs_select_return_coproc): New function.
11251 (aapcs_allocate_return_reg): New function.
11252 (aapcs_libcall_value): New function.
11253 (aapcs_layout_arg): New function.
11254 (arm_init_cumulative_args): Initialize AAPCS args data.
11255 (arm_function_arg): Handle AAPCS variants using new interface.
11256 (arm_arg_parital_bytes): Likewise.
11257 (arm_function_arg_advance): New function.
11258 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11259 calling conventions.
11260 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11261 * arm.h (NUM_VFP_ARG_REGS): Define.
11262 (LIBCALL_VALUE): Update.
11263 (FUNCTION_VALUE): Delete.
11264 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11265 (arm_pcs): New enum.
11266 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11267 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11268 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11269 * arm-protos.h (arm_function_arg_advance): Add.
11270 (aapcs_libcall_value): Add.
11271 (arm_function_value): Delete.
11273 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11274 H.J. Lu <hongjiu.lu@intel.com>
11277 * config/i386/i386.c (standard_sse_mode_p): Remove.
11278 (standard_sse_constant_p): Return 2 for integer mode
11279 vector_all_ones_operand when SSE2 is enabled.
11280 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11281 (ix86_expand_vector_move): Do not check for negative values from
11282 standard_sse_constant_p.
11284 2009-08-06 Richard Guenther <rguenther@suse.de>
11286 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11287 array type comparisons frontend independent.
11288 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11289 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11290 out array reference lower bound and element size operands.
11291 (ao_ref_init_from_vn_reference): Properly compute the offset
11292 for ARRAY_RANGE_REF.
11293 (vn_reference_fold_indirect): Fill out array reference lower
11294 bound and element size operands.
11295 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11296 a non gimple valued reference operand which can happen for
11297 array reference lower bound or element size.
11298 (create_component_ref_by_pieces_1): Properly generate the
11299 element size operand for array references.
11301 2009-08-06 Richard Guenther <rguenther@suse.de>
11303 PR tree-optimization/40964
11304 * tree.c (iterative_hash_host_wide_int): Export.
11305 * tree.h (iterative_hash_host_wide_int): Declare.
11306 * tree-ssa-structalias.c (heapvar_map): New struct.
11307 (heapvar_map_eq): New function.
11308 (heapvar_map_hash): Likewise.
11309 (heapvar_lookup): Adjust.
11310 (heapvar_insert): Likewise.
11311 (make_constraint_from_heapvar): Allow multiple heap variables
11312 per decl at different offsets.
11313 (init_alias_heapvars): Adjust.
11315 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11317 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11318 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11319 trailing sync if TARGET_SYNC_AFTER_SC.
11321 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11323 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11324 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11325 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11326 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11327 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11328 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11329 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11330 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11331 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11332 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11333 the prototype declaration match the definition.
11334 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11335 instructions explicitly. Add barrier_before and operands
11337 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11338 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11339 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11340 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11341 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11342 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11344 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11346 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11348 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11349 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11352 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11355 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11357 PR rtl-optimization/40924
11358 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11359 make sure canon_rtx (mem_address) isn't simpler than
11360 canon_rtx (expanded_mem_address).
11362 2009-08-05 Li Feng <nemokingdom@gmail.com>
11364 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11365 for each poly_bb_p.
11366 (build_scop_drs): Build alias set for each SCoP.
11368 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11370 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11371 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11372 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11373 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11374 (BASE_DRIVER_SELF_SPECS): Likewise.
11376 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11378 * tree-ssa-alias.c: Fix some comment typos.
11380 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11382 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11383 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11385 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11388 * simplify-rtx.c (simplify_binary_operation_1): Disable
11389 simplifications for decimal float operations.
11391 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11393 PR middle-end/40943
11394 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11395 operand of INDIRECT_REF.
11397 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11399 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11400 constants referencing TLS symbols.
11402 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11404 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11405 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11407 2009-08-03 Richard Guenther <rguenther@suse.de>
11409 * tree.c (make_vector_type): Build a main variant first,
11410 get the canonical one and then build the variant.
11411 * tree-ssa.c (useless_type_conversion_p_1): Handle
11413 (useless_type_conversion_p): Conversions to pointers to
11414 incomplete record types are useless.
11416 2009-08-03 Richard Guenther <rguenther@suse.de>
11418 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11419 file will be created.
11420 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11421 * toplev.c (compile_file): Adjust comment.
11423 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11425 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11426 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11427 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11428 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11429 (sh_promote_function_mode): Fix typo.
11431 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11433 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11435 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11437 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11438 declaration arguments.
11440 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11442 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11443 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11444 (ix86_split_ashl): Ditto.
11445 (ix86_expand_vector_init_one_nonzero): Ditto.
11446 (ix86_expand_vector_set): Ditto.
11447 (ix86_expand_reduc_v4sf): Ditto.
11449 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11451 * explow.c (promote_function_mode): Remove assert.
11452 * config/sh/sh.c (sh_promote_function_mode): Declare.
11454 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11456 * config/pa/pa.c (pa_promote_function_mode): Declare.
11457 Change to static. Fix promote_mode call.
11459 * gthr-dce.h (CONST_CAST2): Define if not defined.
11460 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11462 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11464 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11466 * expr.c (store_constructor): Use promote_decl_mode. Remove
11467 now write-only variable unsignedp.
11468 (expand_expr_real_1): Use promote_decl_mode.
11469 * expr.h (promote_function_mode, promote_decl_mode): New.
11470 (promote_mode): Remove last argument.
11471 * function.c (assign_temp): Drop last argument of promote_mode.
11472 (assign_parm_find_data_types): Use promote_function_mode.
11473 (assign_parm_setup_reg): Likewise.
11474 (expand_function_end): Use promote_function_mode.
11475 * calls.c (initialize_argument_information): Use promote_function_mode.
11476 (precompute_arguments): Use promote_mode instead of checking if
11477 only PROMOTE_FUNCTION_MODE is defined.
11478 (expand_call): When making sibcall decisions, use promote_function_mode.
11479 Below, remove an if for targetm.calls.promote_function_return and
11480 and use promote_function_mode.
11481 (emit_library_call_value_1): Use promote_function_mode, fix bug
11482 where promote_mode was passed FOR_CALL == 0 for a return value in an
11484 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11485 * explow.c (promote_function_mode, promote_decl_mode): New.
11486 (promote_mode): Keep only the FOR_CALL == 0 case.
11487 * combine.c (setup_incoming_promotion): Remove test of
11488 promote_function_args. Use promote_function_mode.
11489 * stmt.c (expand_value_return): Use promote_decl_mode.
11490 (expand_decl): Use promote_decl_mode.
11492 * expr.c (store_constructor): Use promote_decl_mode. Remove
11493 now write-only variable unsignedp.
11494 (expand_expr_real_1): Use promote_decl_mode.
11495 * expr.h (promote_function_mode, promote_decl_mode): New.
11496 (promote_mode): Remove last argument.
11497 * function.c (assign_temp): Drop last argument of promote_mode.
11498 (assign_parm_find_data_types): Use promote_function_mode.
11499 (assign_parm_setup_reg): Likewise.
11500 (expand_function_end): Use promote_function_mode.
11501 * calls.c (initialize_argument_information): Use promote_function_mode.
11502 (precompute_arguments): Use promote_mode instead of checking if
11503 only PROMOTE_FUNCTION_MODE is defined.
11504 (expand_call): When making sibcall decisions, use promote_function_mode.
11505 Below, remove an if for targetm.calls.promote_function_return and
11506 and use promote_function_mode.
11507 (emit_library_call_value_1): Use promote_function_mode, fix bug
11508 where promote_mode was passed FOR_CALL == 0 for a return value in an
11510 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11511 * explow.c (promote_function_mode, promote_decl_mode): New.
11512 (promote_mode): Keep only the FOR_CALL == 0 case.
11513 * combine.c (setup_incoming_promotion): Remove test of
11514 promote_function_args. Use promote_function_mode.
11515 * stmt.c (expand_value_return): Use promote_decl_mode.
11516 (expand_decl): Use promote_decl_mode.
11518 * explow.c (promote_function_mode): Just call the target hook.
11519 * targhooks.c (default_promote_function_mode,
11520 default_promote_function_mode_always_promote): New.
11521 * targhooks.h (default_promote_function_mode,
11522 default_promote_function_mode_always_promote): Declare.
11523 * target.h (promote_function_args, promote_function_return): Remove.
11524 (promote_function_mode): New.
11525 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11526 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11527 (TARGET_PROMOTE_FUNCTION_MODE): New.
11528 (TARGET_CALLS): Adjust.
11529 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11530 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11532 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11533 * config/s390/s390.c (s390_promote_function_mode): ... here,
11534 with pointer handling.
11535 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11536 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11538 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11539 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11540 with pointer handling.
11541 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11542 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11544 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11545 * config/sh/sh.c (sh_promote_function_mode): New.
11546 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11547 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11549 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11550 * config/cris/cris.c (cris_promote_function_mode): ... here.
11551 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11552 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11554 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11555 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11556 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11557 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11559 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11560 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11561 complex type handling.
11562 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11563 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11565 * config/pa/pa.c (pa_promote_function_mode): New.
11566 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11567 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11569 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11570 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11571 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11572 * config/xtensa/xtensa.c: Likewise.
11573 * config/stormy16/stormy16.c: Likewise.
11574 * config/iq2000/iq2000.c: Likewise.
11575 * config/rs6000/rs6000.c: Likewise.
11576 * config/picochip/picochip.c: Likewise.
11577 * config/arc/arc.c: Likewise.
11578 * config/mcore/mcore.c: Likewise.
11579 * config/score/score.c: Likewise.
11580 * config/mips/mips.c: Likewise.
11581 * config/bfin/bfin.c: Likewise.
11582 * config/ia64/ia64.c: Likewise (disabled though).
11584 * config/frv/frv.h: Remove pointless remark.
11586 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11587 TARGET_PROMOTE_FUNCTION_ARGS,
11588 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11589 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11591 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11593 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11594 -floop-parallelize-all.
11595 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11596 flag_loop_parallelize_all.
11597 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11598 * graphite.c (graphite_transform_loops): Same.
11599 * common.opt: Same.
11600 * graphite-poly.c (apply_poly_transforms): Same.
11602 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11604 PR tree-optimization/40914
11605 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11606 if set, then check the delta field of the PMF record.
11607 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11608 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11609 call is stored in the delta.
11611 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11613 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11615 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11617 * config/i386/bsd.h (ASM_BYTE): New define.
11618 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11619 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11620 .byte. Use fputs or putc instead of fprintf where appropriate.
11621 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11622 fputs or putc instead of fprintf where appropriate.
11623 * config/i386/i386elf.h: Ditto.
11624 * config/i386/sysv4.h: Ditto.
11626 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11627 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11628 (*tls_global_dynamic_64): Ditto.
11630 2009-07-31 Christian Bruel <christian.bruel@st.com>
11632 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11634 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11636 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11637 Remove dead code for MINUS.
11639 2009-07-31 Anthony Green <green@moxielogic.com>
11641 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11643 (moxie_expand_epilogue): Ditto for epilogue.
11644 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11645 incoming arguments.
11646 (moxie_function_arg): Ditto.
11647 (moxie_pass_by_reference): Ditto.
11648 (moxie_arg_partial_bytes): Ditto.
11649 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11650 (FUNCTION_ARG_ADVANCE) Ditto.
11651 (REG_PARM_STACK_SPACE) Ditto.
11652 (FUNCTION_ARG_REGNO_P) Dito.
11654 * config.gcc: Add moxie linux config support.
11655 * gcc/config/moxie/uclinux.h: New file.
11657 2009-07-31 DJ Delorie <dj@redhat.com>
11659 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11660 (UNSPECV_SP_SWITCH_E): New.
11661 (sp_switch_1): Change to an unspec.
11662 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11664 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11665 reference the new stack's address
11667 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11669 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11670 graphite-clast-to-gimple.o, graphite-dependences.o,
11671 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11672 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11673 (graphite-blocking.o,
11674 graphite-clast-to-gimple.o, graphite-dependences.o,
11675 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11676 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11677 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11678 * cfgloop.h (struct loop): Add can_be_parallel field.
11679 * common.opt (fgraphite-identity): Moved up.
11680 (fgraphite-force-parallel): New flag.
11681 * graphite.c: Rewrite.
11682 * graphite.h: Rewrite.
11683 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11685 * toplev.c (graphite_out_file): New file descriptor.
11686 (graphite_in_file): New.
11687 (process_options): flag_graphite_force_parallel cannot be used without
11689 * tree-ssa-loop.c: Include toplev.h.
11690 (gate_graphite_transforms): Enable flag_graphite for
11691 flag_graphite_force_parallel.
11693 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11695 * ChangeLog.graphite: New.
11696 * graphite-blocking.c: New.
11697 * graphite-clast-to-gimple.c: New.
11698 * graphite-clast-to-gimple.h: New.
11699 * graphite-dependences.c: New.
11700 * graphite-dependences.h: New.
11701 * graphite-interchange.c: New.
11702 * graphite-poly.c: New.
11703 * graphite-poly.h: New.
11704 * graphite-ppl.c: New.
11705 * graphite-ppl.h: New.
11706 * graphite-scop-detection.c: New.
11707 * graphite-scop-detection.h: New.
11708 * graphite-sese-to-poly.c: New.
11709 * graphite-sese-to-poly.h: New.
11713 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11715 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11716 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11718 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11720 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11721 (scev_is_linear_expression): Return false if the evolution is not
11722 affine multivariate.
11724 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11726 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11727 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11729 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11731 * tree-data-ref.c (debug_data_references): New.
11732 (debug_data_reference): New.
11733 * tree-data-ref.h (debug_data_references): Declared.
11734 (debug_data_reference): Declared.
11736 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11738 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11739 * tree-data-ref.h (scop_p): Removed.
11740 (struct data_reference): Remove field scop.
11741 (DR_SCOP): Removed.
11742 (stmt_simple_memref_p): Removed.
11744 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11746 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11747 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11750 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11752 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11754 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11756 * doc/invoke.texi (-fgraphite-identity): Documented.
11758 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11760 * tree-scalar-evolution.c: Fix comment.
11761 (instantiate_scev_1): Return unknow from scev instantiation if the
11762 result is not above instantiate_below.
11764 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11766 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11767 static anymore. Instantiate the symbols that may have been introduced
11769 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11772 2009-07-30 DJ Delorie <dj@redhat.com>
11774 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11775 .vliw directive to VLIW sections.
11777 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11779 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11781 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11782 (AUTOHEADER): New variable.
11783 ($(srcdir)/cstamp-h.in): Use it.
11785 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11786 Pat Haugen <pthaugen@us.ibm.com>
11787 Revital Eres <ERES@il.ibm.com>
11789 * config/rs6000/vector.md (VEC_F): Add VSX support.
11792 (mov<mode>): Ditto.
11793 (vector_load_<mode>): Ditto.
11794 (vector_store_<mode>): Ditto.
11795 (vector GPR move split): Ditto.
11796 (vec_reload_and_plus_<mptrsize>): Ditto.
11797 (vec_reload_and_reg_<mptrsize>): Ditto.
11798 (add<mode>3): Ditto.
11799 (sub<mode>3): Ditto.
11800 (mul<mode>3): Ditto.
11801 (neg<mode>2): Ditto.
11802 (abs<mode>2): Ditto.
11803 (smin<mode>3): Ditto.
11804 (smax<mode>3): Ditto.
11805 (vector_eq<mode>): Ditto.
11806 (vector_gt<mode>): Ditto.
11807 (vector_ge<mode>): Ditto.
11808 (vector_gtu<mode>): Ditto.
11809 (vector_select_<mode>_uns): Ditto.
11810 (vector_eq_<mode>_p): Ditto.
11811 (vector_gt_<mode>_p): Ditto.
11812 (vector_ge_<mode>_p): Ditto.
11813 (vector_gtu_<mode>_p): Ditto.
11814 (cr6_test_for_zero): Ditto.
11815 (cr6_test_for_zero_reverse): Ditto.
11816 (cr6_test_for_lt): Ditto.
11817 (cr6_test_for_lt_reverse): Ditto.
11818 (xor<mode>3): Ditto.
11819 (ior<mode>3): Ditto.
11820 (and<mode>3): Ditto.
11821 (one_cmpl<mode>2): Ditto.
11822 (nor<mode>2): Ditto.
11823 (andc<mode>2): Ditto.
11824 (float<VEC_int<mode>2): Ditto.
11825 (unsigned_float<VEC_int><mode>2): Ditto.
11826 (fix_trunc<mode><VEC_int>2): Ditto.
11827 (fixuns_trunc<mode><VEC_int>2): Ditto.
11829 (vec_set<mode>): Ditto.
11830 (vec_extract<mode>): Ditto.
11831 (vec_interleave_highv4sf): Ditto.
11832 (vec_interleave_lowv4sf): Ditto.
11833 (vec_realign_load_<mode>): Ditto.
11834 (vec_shl_<mode>): Ditto.
11835 (vec_shr_<mode>): Ditto.
11836 (div<mode>3): New patterns for VSX.
11837 (vec_interleave_highv2df): Ditto.
11838 (vec_interleave_lowv2df): Ditto.
11839 (vec_pack_trunc_v2df): Ditto.
11840 (vec_pack_sfix_trunc_v2df): Ditto.
11841 (vec_pack_ufix_trunc_v2df): Ditto.
11842 (vec_unpacks_hi_v4sf): Ditto.
11843 (vec_unpacks_lo_v4sf): Ditto.
11844 (vec_unpacks_float_hi_v4si): Ditto.
11845 (vec_unpacks_float_lo_v4si): Ditto.
11846 (vec_unpacku_float_hi_v4si): Ditto.
11847 (vec_unpacku_float_lo_v4si): Ditto.
11848 (movmisalign<mode>): Ditto.
11849 (vector_ceil<mode>2): New patterns for vectorizing math library.
11850 (vector_floor<mode>2): Ditto.
11851 (vector_btrunc<mode>2): Ditto.
11852 (vector_copysign<mode>3): Ditto.
11854 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11855 predicate for setting the high bit in each word, used for copysign.
11857 * config/rs6000/ppc-asm.h (f19): Whitespace.
11858 (f32-f63): Define if VSX.
11859 (v0-v31): Define if Altivec.
11860 (vs0-vs63): Define if VSX.
11862 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11864 * config/rs6000/power7.md: New file, provide tuning parameters for
11867 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11868 (rs6000_cpu_cpp_builtins): Ditto.
11869 (altivec_overloaded_builtins): Ditto.
11870 (altivec_resolve_overloaded_builtin): Ditto.
11872 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11873 debug switch to disable vectorizing simple math builtin
11876 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11877 Vectorize simple math builtin functions.
11878 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11879 hook to vectorize math builtins.
11880 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11881 (rs6000_builtin_conversion): Add VSX/power7 support.
11882 (rs6000_builtin_vec_perm): Ditto.
11883 (vsplits_constant): Add support for loading up a vector constant
11884 with just the high bit set in each part.
11885 (rs6000_expand_vector_init): Add VSX/power7 support.
11886 (rs6000_expand_vector_set): Ditto.
11887 (rs6000_expand_vector_extract): Ditto.
11888 (rs6000_emit_move): Ditto.
11889 (bdesc_3arg): Ditto.
11890 (bdesc_2arg): Ditto.
11891 (bdesc_1arg): Ditto.
11892 (rs6000_expand_ternop_builtin): Ditto.
11893 (altivec_expand_builtin): Ditto.
11894 (rs6000_expand_unop_builtin): Ditto.
11895 (rs6000_init_builtins): Ditto.
11896 (altivec_init_builtins): Ditto.
11897 (builtin_function_type): Ditto.
11898 (rs6000_common_init_builtins): Ditto.
11899 (rs6000_handle_altivec_attribute); Ditto.
11900 (rs6000_mangle_type): Ditto.
11901 (rs6000_vector_mode_supported_p): Ditto.
11902 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11903 are mode dependent.
11905 * config/rs6000/vsx.md: New file for VSX support.
11907 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11908 identifing values with just the most significant bit set.
11909 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11910 vectorized builtins.
11912 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11913 (UNSPEC_VRFIM): Delete.
11914 (splitter for loading up vector with most significant bit): New
11915 splitter for vectorizing copysign.
11916 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11917 vectorizing simple math functions.
11918 (altivec_vrfip): Add support for vectorizing simple math functions.
11919 (altivec_vrfim): Ditto.
11920 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11922 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11923 (power7.md, vsx.md): Include for power7 support.
11924 (copysigndf3): Use VSX instructions if -mvsx.
11925 (negdf2_fpr): Ditto.
11926 (absdf2_fpr): Ditto.
11927 (nabsdf2_fpr): Ditto.
11928 (adddf3_fpr): Ditto.
11929 (subdf3_fpr): Ditto.
11930 (muldf3_fpr): Ditto.
11931 (divdf3_fpr): Ditto.
11932 (fix_truncdfdi2_fpr): Ditto.
11933 (cmpdf_internal1): Ditto.
11934 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11935 (btruncdf2, btruncdf2_fpr): Ditto.
11936 (ceildf2, ceildf2_fpr): Ditto.
11937 (floordf2, floordf2_fpr): Ditto.
11938 (floatdidf2, floatdidf2_fpr): Ditto.
11939 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11940 (fmsubdf4_fpr): Ditto.
11941 (fnmadddf4_fpr_1): Ditto.
11942 (fnmadddf4_fpr_2): Ditto.
11943 (fnmsubdf4_fpr_1): Ditto.
11944 (fnmsubdf4_fpr_2): Ditto.
11945 (fixuns_truncdfdi2): Add expander for VSX support.
11946 (fix_truncdfdi2): Ditto.
11947 (fix_truncdfsi2): Ditto.
11948 (ftruncdf2): Ditto.
11949 (btruncsf2): Whitespace.
11950 (movdf_hardfloat32): Add support for VSX registers.
11951 (movdf_softfloat32): Ditto.
11952 (movdf_hardfloat64): Ditto.
11953 (movdf_hardfloat64_mfpgpr): Ditto.
11954 (movdf_softfloat64): Ditto.
11955 (movti splitters): Add check for vector registers supporting
11956 TImode in the future.
11957 (bpermd): Add power7 bpermd instruction.
11959 * config/rs6000/altivec.h (vec_div): Define if VSX.
11962 (vec_nmadd): Ditto.
11963 (vec_nearbyint): Ditto.
11966 (all predicates): Use the generic builtin function, and not the V4SF
11967 specific function so that the predicates will work with VSX's V2DF.
11968 (vec_all_*): Ditto.
11969 (vec_any_*): Ditto.
11971 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11972 Document new VSX functions and types.
11974 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11977 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11978 "wa", and "j" constraints. Modify "v" to talk about Altivec
11979 instead of just vector.
11981 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11984 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11985 location for phi arguments.
11986 (rewrite_update_phi_arguments): Find locations for reaching defs.
11987 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11988 Add location to add_phi_arg calls.
11989 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11990 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11991 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11992 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11993 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11994 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11995 * tree-phinodes.c (make_phi_node): Initialize location.
11996 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11997 (add_phi_arg): Add location parameter.
11998 (remove_phi_arg_num): Move location when moving phi argument.
11999 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12001 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12002 slpeel_update_phi_nodes_for_guard1,
12003 slpeel_update_phi_nodes_for_guard2,
12004 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12005 vect_loop_versioning): Set locations.
12006 * tree-parloops.c (create_phi_for_local_result,
12007 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12008 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12009 * tree-vect-loop.c (get_initial_def_for_induction,
12010 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12012 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12013 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12014 (gimple_phi_arg_set_location): New. Set locus.
12015 (gimple_phi_arg_has_location): New. Check for locus.
12016 (redirect_edge_var_map_location): New. Return locus from var_map.
12017 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12018 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12019 combining PHI arguments.
12020 (cond_store_replacement): Set location.
12021 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12022 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12023 scop_add_exit_phis_edge): Add locations.
12024 * tree-cfgcleanup.c (remove_forwarder_block,
12025 remove_forwarder_block_with_phi): Add locations.
12026 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12027 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12029 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12030 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12031 flush_pending_stmts): Add source location.
12032 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12033 stack to preserve locations.
12034 * tree-vect-stmts.c (vectorizable_load): Add location.
12035 * tree-inline.c (copy_phis_for_bb): Copy locus.
12036 (setup_one_parameter): Add call locus to inlined parameter stmts.
12037 (initialize_inlined_parameters): Pass in call location as parameter
12039 (tree_function_versioning): Pass location to setup_one_parameter.
12040 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12041 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12042 copy and edge lists.
12043 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12044 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12045 locus parameter and override the stmt default if provided.
12046 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12047 elim_graph_add_edge, elim_graph_remove_succ_edge,
12048 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12049 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12050 eliminate_phi): Add locus info in elimination graph for each edge and
12052 (insert_backedge_copies): Copy locus if present.
12053 * tree-flow.h (struct _edge_var_map): Add locus field.
12054 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12055 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12056 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12058 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12060 2009-07-30 Martin Jambor <mjambor@suse.cz>
12062 PR tree-optimization/40570
12063 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12064 use inlining loops.
12066 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12068 * ssa-loop-manip.c: Include langhooks.h.
12069 (rewrite_phi_with_iv): New.
12070 (rewrite_all_phi_nodes_with_iv): New.
12071 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12072 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12073 * tree-parloops.c (loop_parallel_p): Move out all conditions
12074 except dependency check.
12075 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12076 (gen_parallel_loop): Call canonicalize_loop_ivs without
12077 reduction_list argument.
12078 (build_new_reduction): New.
12079 (gather_scalar_reductions): New.
12080 (try_get_loop_niter): New.
12081 (try_create_reduction_list): New.
12082 (parallleize_loops): Change the parallel conditions check.
12083 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12084 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12086 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12088 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12090 * doc/options.texi (Option properties): Mention new quoting syntax.
12092 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12094 * config/alpha/alpha.c (alpha_start_function):
12095 Handle VMS_DEBUG_MAIN_POINTER
12096 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12097 * doc/invoke.texi: Document -mdebug-main switch.
12099 2009-07-29 Richard Henderson <rth@redhat.com>
12101 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12102 (cgraph_create_edge_including_clones): Likewise.
12103 * tree-inline.c (copy_bb): Operate on the correct edges
12104 when updating the callgraph.
12106 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12108 * config/alpha/vms-cc.c: Deleted.
12109 * config/alpha/vms-ld.c: Deleted.
12110 * config/alpha/t-vms64: Moved to config/vms
12111 * config/alpha/vms-crt0-64.c: Moved to config/vms
12112 * config/alpha/vms-crt0.c: Moved to config/vms
12113 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12114 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12115 * config/alpha/xm-vms.h: Moved to config/vms
12116 * config/alpha/x-vms: Moved to config/vms
12117 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12119 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12120 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12122 * config/vms/t-vms64: Moved here from config/alpha
12123 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12124 (argc,argv,envp): Enforce 32bit malloc'ing.
12125 * config/vms/vms-psxcrt0-64.c: Likewise.
12126 * config/vms/vms-crt0.c: Moved here from config/alpha.
12127 * config/vms/vms-psxcrt0.c: Likewise.
12128 * config/vms/vms-crtl-64.h: New file.
12129 * config/vms/vms-crtl.h: New file.
12130 * config/vms/vms.opt: New file.
12131 * config/vms/xm-vms64.h: New file.
12132 * config/vms/xm-vms.h: Moved here from config/alpha.
12133 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12135 * config/vms/x-vms: Moved here from config/alpha.
12136 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12137 (vms-ld.o, vms-cc.o): Removed.
12138 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12140 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12142 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12143 correct stack (obvious VMS fix).
12145 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12147 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12148 date, version info if VMS_DEBUGGING_INFO defined.
12149 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12150 size, date calculating code moved here.
12152 2009-07-29 Paul Brook <paul@codesourcery.com>
12154 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12157 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12160 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12161 to DImode when generating insq_le insn.
12163 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12165 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12166 New macro set for VMS_DEBUGGGING_INFO.
12167 (AT_string_form): Use it.
12169 2009-07-28 DJ Delorie <dj@redhat.com>
12171 * config/mep/mep.c (vtext_section): New.
12172 (vftext_section): New.
12173 (ftext_section): New.
12174 (mep_select_section): Add support for functions.
12175 (mep_unique_section): Likewise.
12176 (mep_asm_init_sections): Likewise.
12177 (mep_encode_section_info): Remove it from here.
12179 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12181 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12183 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12184 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12186 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12188 * dwarf2out.c (output_file_names): Test new macro
12189 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12190 (add_comp_dir_attribute): Likewise.
12192 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12194 * config/i386/mingw-w64.h (LINK_SPEC): Add
12195 separating space between commands.
12197 2009-07-28 Jan Hubicka <jh@suse.cz>
12199 PR tree-optimization/40759
12200 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12203 2009-07-27 DJ Delorie <dj@redhat.com>
12205 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12206 types are dword-aligned.
12207 (mep_expand_va_start): Likewise.
12209 2009-07-27 Olivier Hainque <hainque@adacore.com>
12210 Douglas B Rupp <rupp@gnat.com>
12212 * convert.c (convert_to_pointer): Don't assume the target
12213 pointer type is POINTER_SIZE long. Fetch its precision instead.
12215 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12217 * system.h (fopen): Undefine if macro.
12219 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12221 * dwarf2out.c (output_cfi_p): Removed.
12222 (output_cfis): New function.
12223 (output_fde): New function, split from output_call_frame_info.
12224 (output_call_frame_info): Use it.
12225 (dwarf2out_switch_text_section): Use output_cfis.
12227 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12229 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12230 TARGET_BI_ARCH is specified without enabling SJLJ.
12231 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12232 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12234 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12236 * arm.md (negdi2): Use DImode if forcing a value into a register.
12238 2009-07-26 Ira Rosen <irar@il.ibm.com>
12240 PR tree-optimization/40801
12241 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12242 of vector operand from the previous copy of vector statement.
12243 Pass the correct definition type value to
12244 vect_get_vec_def_for_stmt_copy().
12246 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12248 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12249 const char ** conversion.
12251 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12253 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12254 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12255 (gcc_unreachable): Invoke __builtin_unreachable() if
12256 !ENABLE_ASSERT_CHECKING.
12258 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12260 PR rtl-optimization/40445
12261 * emit-rtl.c (next_nonnote_insn_bb): New function.
12262 * rtl.h (next_nonnote_insn_bb): Declare new function.
12263 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12264 with no successors that is the successor of the ENTRY_BLOCK.
12265 Continue from the top after removing an empty fallthrough block.
12266 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12267 of next_nonnote_insn.
12269 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12271 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12273 2009-07-25 Martin Jambor <mjambor@suse.cz>
12275 * c-common.c (c_common_attribute_table): New element for noclone.
12276 (handle_noclone_attribute): New function. Forward-declare.
12277 * tree-inline.c (tree_versionable_function_p): Check for noclone
12279 * doc/extend.texi (Labels as Values): Document need for noclone.
12280 (Function Attributes): Document noclone attribute.
12282 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12284 PR rtl-optimization/34999
12285 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12286 and dw_fde_switched_cold_to_hot fields.
12287 (output_cfi_p): New function.
12288 (output_call_frame_info): If fde->dw_fde_switched_sections,
12289 output 2 FDEs instead of one with corrupted header.
12290 (dwarf2out_do_cfi_startproc): New function.
12291 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12292 and fde->dw_fde_switched_cold_to_hot.
12293 (dwarf2out_switch_text_section): Compute
12294 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12295 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12296 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12297 Otherwise, compute fde->dw_fde_switch_cfi.
12299 2009-07-24 Cary Coutant <ccoutant@google.com>
12301 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12303 2009-07-24 Cary Coutant <ccoutant@google.com>
12305 * cfghooks.c (split_block): Copy discriminator to new block.
12306 * tree-cfg.c (assign_discriminator): Check location of last
12307 instruction in block as well as first.
12309 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12311 * config/i386/linux.c: Use fputs or putc instead of fprintf
12313 * config/i386/gas.h: Ditto.
12314 * config/i386/x86-64.h: Ditto.
12315 * config/i386/att.h: Ditto.
12317 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12319 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12322 2009-07-24 Martin Jambor <mjambor@suse.cz>
12324 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12325 (ipa_push_func_to_list_1): Declare.
12326 (ipa_push_func_to_list): New function.
12328 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12329 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12330 (ipa_push_func_to_list): Removed.
12331 (ipa_pop_func_from_list): Clear node_enqueued flag.
12333 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12335 * config/s390/s390.c (override_options): Default
12336 max-unrolled-insns to 100 for z10 tuning.
12338 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12340 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12341 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12342 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12343 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12344 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12345 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12346 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12348 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12350 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12351 use default set in mingw32.h header.
12352 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12353 64-bit /mingw/include path.
12354 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12357 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12359 PR rtl-optimization/40209
12360 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12362 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12364 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12365 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12366 with the rest of string where appropriate. Use fputs or putc
12367 instead of fprintf where appropriate.
12369 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12370 Pat Haugen <pthaugen@us.ibm.com>
12371 Revital Eres <ERES@il.ibm.com>
12373 * config/rs6000/vector.md: New file. Move most of the vector
12374 expander support here from altivec.md to allow for the VSX vector
12375 unit in the future. Add support for secondary_reload patterns.
12376 Rewrite the patterns for vector comparison, and vector comparison
12377 predicate instructions so that the RTL expresses the desired
12378 behavior, instead of using unspec.
12380 * config/rs6000/constraints.md ("f" constraint): Use
12381 rs6000_constraints to hold the precalculated register class.
12382 ("d" constraint): Ditto.
12383 ("wd" constraint): New constraint for VSX.
12384 ("wf" constraint): Ditto.
12385 ("ws" constraint): Ditto.
12386 ("wa" constraint): Ditto.
12387 ("wZ" constraint): Ditto.
12388 ("j" constraint): Ditto.
12390 * config/rs6000/predicates.md (vsx_register_operand): New
12392 (vfloat_operand): New predicate for vector.md.
12393 (vint_operand): Ditto.
12394 (vlogical_operand): Ditto.
12395 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12396 (easy_vector_constant): Add VSX support.
12397 (altivec_indexed_or_indirect_operand): New predicate for
12398 recognizing Altivec style memory references with AND -16.
12400 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12401 for vector secondary reload support.
12402 (rs6000_vector_reg_class): Delete, replacing it with
12403 rs6000_constraints.
12404 (rs6000_vsx_reg_class): Ditto.
12405 (rs6000_constraints): New array to hold the register classes of
12406 each of the register constraints that can vary at runtime.
12407 (builtin_mode_to_type): New static array for builtin function type
12409 (builtin_hash_table): New static hash table for builtin function
12411 (TARGET_SECONDARY_RELOAD): Define target hook.
12412 (TARGET_IRA_COVER_CLASSES): Ditto.
12413 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12414 registers are 128 bits if VSX memory reference instructions are used.
12415 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12416 unit is being used.
12417 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12418 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12419 Print several of the scheduling related parameters.
12420 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12421 rs6000_constraints instead of rs6000_vector_reg_class. Move
12422 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12423 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12424 Altivec. Add VSX support. Setup for secondary reload support on
12425 Altivec/VSX registers.
12426 (rs6000_override_options): Make power7 set the scheduling groups
12427 like the power5. Add support for new debug switches to override
12428 the scheduling defaults. Temporarily disable -mcpu=power7 from
12429 setting -mvsx. Add support for debug switches -malways-hint,
12430 -msched-groups, and -malign-branch-targets.
12431 (rs6000_buitlin_conversion): Add support for returning unsigned
12432 vector conversion functions to fix regressions due to stricter
12434 (rs6000_builtin_mul_widen_even): Ditto.
12435 (rs6000_builtin_mul_widen_odd): Ditto.
12436 (rs6000_builtin_vec_perm): Ditto.
12437 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12438 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12439 to zero a register.
12440 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12441 generated upstream.
12442 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12443 VSX types for bit operations. Changes to accomidate vector.md.
12444 (bdesc_2arg): Ditto.
12445 (bdesc_1arg): Ditto.
12446 (struct builtin_description_predicates): Rewrite predicate
12447 handling so that RTL describes the operation, instead of passing
12448 the instruction to be used as a string argument.
12449 (bdesc_altivec_preds): Ditto.
12450 (altivec_expand_predicate_builtin): Ditto.
12451 (altivec_expand_builtin): Ditto.
12452 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12453 statement for vsldoi support.
12454 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12455 (altivec_expand_st_builtin): Ditto.
12456 (paired_expand_builtin): Whitespace changes.
12457 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12458 builtin_mode_to_type table for secondary reload. Call
12459 builtin_function_type to build random builtin functions.
12460 (altivec_init_builtins): Change to use builtin_function_type to
12461 create builtin function types dynamically as we need them.
12462 (builtin_hash_function): New support for hashing the tree types
12463 for builtin function as we need it, rather than trying to build
12464 all of the trees that we need. Add initial preliminary VSX support.
12465 (builtin_function_type): Ditto.
12466 (builtin_function_eq): Ditto.
12467 (builtin_hash_struct): Ditto.
12468 (rs6000_init_builtins): Ditto.
12469 (rs6000_common_init_builtins): Ditto.
12470 (altivec_init_builtins): Ditto.
12471 (rs6000_common_init_builtins): Ditto.
12472 (enum reload_reg_type): New enum for simplifing reg classes.
12473 (rs6000_reload_register_type): Simplify register classes into GPR,
12474 Vector, and other registers. Altivec and VSX addresses in reload.
12475 (rs6000_secondary_reload_inner): Ditto.
12476 (rs6000_ira_cover_classes): New target hook, that returns the
12477 appropriate cover classes, based on -mvsx being used or not.
12478 (rs6000_secondary_reload_class): Add VSX support.
12479 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12480 (get_vsel_insn): Ditto.
12481 (rs6000_emit_vector_compare): Rewrite vector conditional support
12482 so that where we can, we use RTL operators, instead of blindly use
12484 (rs6000_emit_vector_select): Ditto.
12485 (rs6000_emit_vector_cond_expr): Ditto.
12486 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12487 (create_TOC_reference): Add -mdebug=addr support.
12488 (emit_frame_save): VSX loads/stores need register indexed addressing.
12490 * config/rs6000/rs6000.md: Include vector.md.
12492 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12494 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12495 support for V2DI, V2DF in logical, permute, select operations.
12497 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12498 switch for vsx/power7.
12499 (-mvsx-scalar-memory): Ditto.
12500 (-mvsx-align-128): Ditto.
12501 (-mallow-movmisalign): Ditto.
12502 (-mallow-df-permute): Ditto.
12503 (-msched-groups): Ditto.
12504 (-malways-hint): Ditto.
12505 (-malign-branch-targets): Ditto.
12507 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12509 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12510 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12511 (rs6000_vector_reg_class): Delete.
12512 (rs6000_vsx_reg_class): Ditto.
12513 (enum rs6000_reg_class_enum): New enum for the constraints that
12514 vary based on target switches.
12515 (rs6000_constraints): New array to hold the register class for all
12516 of the register constraints that vary based on the switches used.
12517 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12518 (enum rs6000_builtins): Add unsigned varients for the builtin
12519 declarations returned by target hooks for expanding multiplies,
12520 select, and permute operations. Add VSX builtins.
12521 (enum rs6000_builtin_type_index): Add entries for VSX.
12522 (V2DI_type_node): Ditto.
12523 (V2DF_type_node): Ditto.
12524 (unsigned_V2DI_type_node): Ditto.
12525 (bool_long_type_node): Ditto.
12526 (intDI_type_internal_node): Ditto.
12527 (uintDI_type_internal_node): Ditto.
12528 (double_type_internal_node): Ditto.
12530 * config/rs6000/altivec.md (whole file): Move all expanders to
12531 vector.md from altivec.md. Rename insn matching functions to be
12533 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12534 (altivec_vcmp*): Ditto.
12535 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12536 (VM): New iterator for moves that includes the VSX types.
12537 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12538 (altivec_vperm_<mode>_uns): New, for unsigned types.
12539 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12540 (altivec_eq<mode>): Ditto.
12541 (altivec_gt<mode>): Ditto.
12542 (altivec_gtu<mode>): Ditto.
12543 (altivec_eqv4sf): Ditto.
12544 (altivec_gev4sf): Ditto.
12545 (altivec_gtv4sf): Ditto.
12546 (altivec_vcmpbfp_p): Ditto.
12548 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12550 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12553 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12556 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12557 ASM_SHORT instead of .word.
12558 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12559 instead of .word in asm template.
12561 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12564 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12565 (process_bb_node_lives): Use it.
12567 * ira.c (setup_cover_and_important_classes): Don't setup
12568 ira_important_class_nums. Add cover classes to the end of
12570 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12572 (find_reg_class_closure): Use reorder_important_classes.
12574 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12576 * config/i386/i386.c (i386_ira_cover_classes): New function.
12577 (TARGET_IRA_COVER_CLASSES): Redefine.
12579 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12580 importance of order of cover classes in the array.
12582 2009-07-22 Diego Novillo <dnovillo@google.com>
12584 * tree-pass.h (TDF_EH): Define.
12585 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12586 contains TDF_EH, print the EH region number holding GS.
12587 * tree-dump.c (dump_options): Add "eh".
12588 * doc/invoke.texi: Document it.
12590 2009-07-22 Doug Kwan <dougkwan@google.com>
12592 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12594 2009-07-22 Michael Matz <matz@suse.de>
12596 PR tree-optimization/35229
12597 PR tree-optimization/39300
12599 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12600 (inhibit_phi_insertion): New function.
12601 (insert_into_preds_of_block): Call it for REFERENCEs.
12602 (init_pre): Initialize and finalize scalar evolutions.
12603 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12605 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12607 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12608 Use CONST_VECTOR_NUNITS to determine number of elements.
12610 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12612 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12613 (U, W): Constraints are now deprecated and will be removed if we
12614 run out of letters.
12615 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12617 ("prefetch"): Add the stcmh instruction for prefetching.
12618 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12620 (s390_short_displacement): Return always true if compiling for
12621 machines not providing the long displacement facility.
12622 (s390_mem_constraint): Support the new constraint letter Z.
12623 (s390_check_qrst_address): New function.
12625 2009-07-21 DJ Delorie <dj@redhat.com>
12627 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12630 2009-07-21 Jason Merrill <jason@redhat.com>
12632 * c-common.c (max_tinst_depth): Increase default to 1024.
12634 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12636 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12637 (vec_unpacku_float_lo_v4si): Ditto.
12639 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12642 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12643 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12644 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12645 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12647 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12649 PR tree-optimization/40813
12650 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12653 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12655 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12656 with a NOP_EXPR if needed.
12658 2009-07-21 Paul Brook <paul@codesourcery.com>
12660 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12661 Terminate debug dump with newline.
12663 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12665 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12666 Cast "1" to unsigned HOST_WIDE_INT.
12667 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12668 deposit length to the maximum length - lsb. Extend length if
12669 HOST_BITS_PER_WIDE_INT is 32.
12671 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12673 * cgraph.h (constant_pool_htab): New function.
12674 (constant_descriptor_tree): Move from varasm.c.
12675 * varasm.c (constant_pool_htab): New function.
12676 (constant_descriptor_tree): Move to cgraph.h.
12678 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12680 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12682 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12684 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12687 2009-07-20 Xinliang David Li <davidxl@google.com>
12689 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12691 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12693 * config/mips/mips.md (move_type): Add arith.
12694 (type): Handle arith.
12695 (zero_extendsidi2): Rename this into ...
12696 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12697 (zero_extendsidi2): New expander.
12698 (*zero_extendsidi2_dext): New pattern.
12700 2009-07-20 Nick Clifton <nickc@redhat.com>
12702 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12703 to set MIPS_ABI_DEFAULT.
12704 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12706 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12708 * tree-object-size.c (addr_object_size): Handle unions with
12709 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12711 PR tree-optimization/40792
12712 * tree.c (build_function_type_skip_args): Remove bogus assert.
12714 2009-07-20 Jan Hubicka <jh@suse.cz>
12715 Martin Jambor <mjambor@suse.cz>
12717 * cgraph.h (combined_args_to_skip): New field.
12718 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12719 combined_args_to_skip and args_to_skip.
12720 * tree-inline.c (update_clone_info): New function.
12721 (tree_function_versioning): Call update_clone_info.
12722 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12724 (cgraph_materialize_all_clones): More extensive dumping, working
12725 with combined_args_to_skip rather than args_to_skip.
12727 2009-07-20 Ira Rosen <irar@il.ibm.com>
12729 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12730 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12731 (get_initial_def_for_reduction): Likewise.
12732 (vectorizable_reduction): Skip the check of first operand in case
12733 of COND_EXPR. Add check that it is outer loop vectorization if
12734 nested cycle was detected. Call vectorizable_condition() for
12735 COND_EXPR. If reduction epilogue cannot be created do not fail for
12736 nested cycles (if it is not double reduction). Assert that there
12737 is only one type in the loop in case of COND_EXPR. Call
12738 vectorizable_condition() to vectorize COND_EXPR.
12739 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12740 Add parameters. Allow nested cycles if called from
12741 vectorizable_reduction(). Use reduction vector variable if provided.
12742 (vect_analyze_stmt): Call vectorizable_reduction() before
12743 vectorizable_condition().
12744 (vect_transform_stmt): Update call to vectorizable_condition().
12746 2009-07-20 Christian Bruel <christian.bruel@st.com>
12748 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12749 * doc/invoke.texi (-mfmovd): Likewise.
12750 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12752 2009-07-20 Jan Hubicka <jh@suse.cz>
12754 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12755 when handling SSA name.
12757 2009-07-19 Jan Hubicka <jh@suse.cz>
12759 PR tree-optimization/40676
12760 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12761 virtual PHIs in empty BBs.
12763 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12765 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12766 re-expanded the compound use gen_lowpart instead to convert to the
12769 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12771 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12772 OUTER_CONST arguments.
12773 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12774 the new wider mode will be masked off.
12775 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12777 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12779 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12780 high-order bits are zero.
12782 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12784 * combine.c (simplify_shift_const_1): Split code to determine
12785 shift_mode into ...
12786 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12787 new bits shifted in are identical to the old sign bit.
12789 2009-07-18 Richard Guenther <rguenther@suse.de>
12792 * gimplify.c (gimplify_call_expr): Reject code using results from
12793 functions returning void.
12795 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12797 * doc/md.texi: Document the new PowerPC "es" constraint.
12798 Document that "m" can include automodified addresses on this target,
12799 and explain how %U must be used. Extend the "Q" and "Z" documentation
12800 to suggest "es" as well as "m".
12801 * config/rs6000/constraints.md (es): New memory constraint.
12802 (Q, Z): Update strings to match new documentation.
12804 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12806 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12807 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12808 * config/rs6000/predicates.md (volatile_mem_operand): Use
12809 offsettable_nonstrict_memref_p.
12810 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12811 (*floatunssidf2_internal): Likewise.
12812 (*fix_truncdfsi2_internal): Likewise.
12813 (*fix_trunctfsi2_internal): Likewise.
12815 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12817 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12818 atmega32u2 devices.
12819 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12821 2009-07-17 Richard Guenther <rguenther@suse.de>
12824 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12825 (pass_warn_unused_result): Likewise.
12826 (TODO_set_props): Remove.
12827 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12829 (pass_diagnose_omp_blocks): Define.
12830 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12831 (c_gimple_diagnostics_recursively): Remove.
12832 (finish_function): Do not call it.
12833 (c_write_global_declarations): Continue after errors.
12834 Finalize the CU here.
12835 * c-gimplify.c (c_genericize): Do not gimplify here.
12836 * c-common.c (c_warn_unused_result): Move ...
12837 * tree-cfg.c (do_warn_unused_result): ... here.
12838 (run_warn_unused_result): New function.
12839 (gate_warn_unused_result): New function.
12840 (pass_warn_unused_result): New pass.
12841 * c-common.h (c_warn_unused_result): Remove.
12842 * flags.h (flag_warn_unused_result): Declare.
12843 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12844 * opts.c (flag_warn_unused_result): Initialize to false.
12845 * toplev.c (compile_file): Add comment.
12846 * omp-low.c (create_omp_child_function): Do not register
12847 the function with the frontend.
12848 (diagnose_omp_structured_block_errors): Prepare to be
12849 called as optimization pass.
12850 (gate_diagnose_omp_blocks): New function.
12851 (pass_diagnose_omp_blocks): New pass.
12852 * cgraph.h (cgraph_optimize): Remove.
12853 (cgraph_analyze_function): Likewise.
12854 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12855 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12856 before their parents here.
12857 (cgraph_finalize_function): Not here.
12858 (cgraph_analyze_function): Gimplify functions here.
12859 (cgraph_finalize_compilation_unit): Continue after errors.
12860 Optimize the callgraph from here.
12861 (cgraph_optimize): Make static.
12862 * langhooks.c (write_global_declarations): Finalize the CU.
12863 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12864 (gimplify_function_tree): Assert we gimplify only once.
12865 Set PROP_gimple_any property.
12866 * tree-nested.c (gimplify_all_functions): New function.
12867 (lower_nested_functions): Gimplify all nested functions.
12868 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12869 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12870 and pass_diagnose_omp_blocks after gimplification. Do not
12871 set TODO_set_props on all_lowering_passes.
12872 (execute_one_pass): Do not handle TODO_set_props.
12873 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12874 (gimplify.o): Add tree-pass.h dependency.
12875 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12876 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12877 (unsave_r): Likewise.
12878 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12879 temporary variable.
12881 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12883 * doc/service.texi (Service): Restore previously removed link,
12884 which isn't broken after all.
12886 2009-07-17 Richard Guenther <rguenther@suse.de>
12888 PR tree-optimization/40321
12889 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12890 PHI nodes to the maximal set.
12891 (make_values_for_phi): Add PHI arguments to the maximal set.
12892 (execute_pre): Dump PHI_GEN and the maximal set.
12894 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12897 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12900 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12902 * doc/extend.texi (Nested Functions): Replace broken link with
12904 * doc/service.texi (Service): Remove broken link.
12906 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12909 * builtins.c (expand_builtin_memcmp): Use loc instead of
12910 EXPR_LOCATION (exp).
12911 (expand_builtin_strncmp): Likewise.
12913 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12914 Manuel López-Ibáñez <manu@gcc.gnu.org>
12917 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12918 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12919 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12920 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12921 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12922 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12923 tree-inline.c, c-common.c, c-common.h, gimple.c,
12924 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12925 convert.c: Add location argument to fold_{unary,binary,ternary},
12926 fold_build[123], build_call_expr, build_size_arg,
12927 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12928 fold_build1_initializer, fold_build2_initializer,
12929 fold_build3_initializer, fold_build_call_array,
12930 fold_build_call_array_initializer, fold_single_bit_test,
12931 omit_one_operand, omit_two_operands, invert_truthvalue,
12932 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12933 combine_comparisons, fold_builtin_*, fold_call_expr,
12934 build_range_check, maybe_fold_offset_to_address, round_up,
12937 2009-07-16 Jason Merrill <jason@redhat.com>
12940 * c-common.c (c_common_reswords): Add __is_standard_layout
12942 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12943 * doc/implement-cxx.texi: New.
12944 * doc/gcc.texi: Include it.
12946 2009-07-16 DJ Delorie <dj@redhat.com>
12948 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12949 compares that may be indirectly affected by previous instructions.
12951 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12953 * builtins.c (do_mpc_arg2): New.
12954 (fold_builtin_2): Fold builtin cpow.
12955 * real.h (HAVE_mpc_pow): New.
12957 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12959 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12960 comparison to skip unprofitable schedule
12962 2009-07-16 Simon Baldwin <simonb@google.com>
12964 * gcc.c (option_map): New flag -no-canonical-prefixes.
12965 * (display_help): Print help text for new flag.
12966 * (process_command): Move options translation and language specifics
12967 and handle new flag early. Use it to set a function pointer to a
12968 prefix builder. Replace make_relative_prefix calls with calls to
12969 the function pointed to. Ignore new flag in regular options handling.
12970 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12972 2009-07-15 DJ Delorie <dj@redhat.com>
12974 * config/mep/mep.md (sibcall_internal): Change register to avoid
12975 argument registers.
12976 (sibcall_value_internal): Likewise.
12978 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12980 PR rtl-optimization/40710
12981 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12983 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12985 * config/mips/mips.md (*extenddi_truncate<mode>,
12986 *extendsi_truncate<mode>): Change type attribute to move_type
12987 with shift_shift. Split out code handling exts from here ...
12988 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12990 (*extendhi_truncateqi): Change type attribute to move_type with
12991 shift_shift. Split out code handling exts from here ...
12992 (*extendhi_truncateqi_exts): ... to this new pattern.
12994 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12996 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12997 instead of "and" with inverted sign bit mask value. Use
12998 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12999 Allocate registers only for operand 4 and operand 5.
13001 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13003 PR middle-end/40747
13004 * fold-const.c (fold_cond_expr_with_comparison): When folding
13005 < and <= to MIN, make sure the MIN uses the same type as the
13006 comparison's operands.
13008 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13010 * arm.md (ior_xor): New code iterator.
13011 (split for ior/xor with shift and zero-extend): New split pattern.
13012 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13014 2009-07-15 Richard Guenther <rguenther@suse.de>
13016 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13019 2009-07-15 Richard Guenther <rguenther@suse.de>
13021 PR middle-end/40753
13022 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13024 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13026 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13027 handle 2.6.30 kernel.
13029 2009-07-15 DJ Delorie <dj@redhat.com>
13031 * config/mep/mep.md (sibcall_internal): Change register to allow
13032 for 24-bit addresses.
13033 (sibcall_value_internal): Likewise.
13035 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13037 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13038 that are enabled/disabled by the flags introduced by a previous patch.
13040 2009-07-14 DJ Delorie <dj@redhat.com>
13042 * config/mep/mep.md (sibcall_internal): Include non-toggling
13044 (sibcall_value_internal): Likewise.
13046 2009-07-14 Taras Glek <tglek@mozilla.com>
13047 Rafael Espindola <espindola@google.com>
13049 * doc/sourcebuild.texi: Document install-plugin target.
13050 * configure.ac: Added install-plugin target to language makefiles.
13051 * configure: Regenerate.
13052 * Makefile.in (install-plugin): Install more headers,
13053 depend on lang.install-plugin.
13055 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13057 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13060 2009-07-14 DJ Delorie <dj@redhat.com>
13062 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13063 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13064 * config/mep/mep.md (sibcall_internal): Change test from
13065 mep_vliw_mode_match to mep_vliw_jmp_match.
13066 (sibcall_value_internal): Likewise.
13068 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13070 * config/i386/sse.md (copysign<mode>3): New expander.
13071 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13072 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13073 Use ix86_build_const_vector.
13074 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13075 IX86_BUILTIN_CPYSGNPD.
13076 (builtin_description): Add __builtin_ia32_copysignps and
13077 __builtin_ia32_copysignpd.
13078 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13079 and BUILT_IN_COPYSIGNF.
13081 2009-07-13 Jason Merrill <jason@redhat.com>
13083 * builtins.c (can_trust_pointer_alignment): New fn.
13084 (get_pointer_alignment): Factor it out from here.
13085 * tree.h: Declare it.
13087 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13089 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13092 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13096 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13098 2009-07-14 Richard Guenther <rguenther@suse.de>
13099 Andrey Belevantsev <abel@ispras.ru>
13101 PR middle-end/40745
13102 * cfgexpand.c (partition_stack_vars): Do not bother to update
13103 alias information when not optimizing.
13105 2009-07-14 Richard Guenther <rguenther@suse.de>
13106 Andrey Belevantsev <abel@ispras.ru>
13108 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13109 (pt_solution_set): Likewise.
13110 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13111 * tree-ssa-structalias.c (pt_solution_set): New function.
13112 * final.c (rest_of_clean_state): Free SSA data structures.
13113 * print-rtl.c (print_decl_name): Remove.
13114 (print_mem_expr): Implement in terms of print_generic_expr.
13115 * alias.c (ao_ref_from_mem): New function.
13116 (rtx_refs_may_alias_p): Likewise.
13117 (true_dependence): Query alias-export info.
13118 (canon_true_dependence): Likewise.
13119 (write_dependence_p): Likewise.
13120 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13122 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13123 (mem_expr_equal_p): Use operand_equal_p.
13124 (set_mem_attributes_minus_bitpos): Do not use
13125 component_ref_for_mem_expr.
13126 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13127 (update_alias_info_with_stack_vars): Likewise.
13128 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13129 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13130 explicitly nor clear stmt operands.
13131 Free the decl-to-pointer map.
13132 * tree-optimize.c (execute_free_datastructures): Do not free
13133 SSA data structures here.
13134 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13135 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13136 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13138 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13140 2009-07-13 DJ Delorie <dj@redhat.com>
13142 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13143 unrolling at the right iteration count.
13145 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13148 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13150 * haifa-sched.c (rank_for_schedule): Introduced flags to
13151 enable/disable individual scheduling heuristics.
13152 * common.opt: Introduced flags to enable/disable individual
13153 heuristics in the scheduler.
13154 * doc/invoke.texi: Introduced flags to enable/disable individual
13155 heuristics in the scheduler.
13157 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13159 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13160 config/i386/mingw-tls.c.
13161 * config/i386/mingw-tls.c: Removed.
13163 2009-07-13 Ira Rosen <irar@il.ibm.com>
13165 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13166 checks access only relevant statements.
13167 (vectorizable_reduction): Likewise.
13169 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13171 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13172 just for 32-bit case.
13174 2009-07-12 Jan Hubicka <jh@suse.cz>
13176 PR tree-optimization/40585
13177 * except.c (expand_resx_expr): When there already is resume
13178 instruction, produce linked list.
13179 (build_post_landing_pads): Assert that resume is empty.
13180 (connect_post_landing_pads): Handle resume lists.
13181 (dump_eh_tree): Dump resume list.
13183 2009-07-12 Ira Rosen <irar@il.ibm.com>
13185 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13186 with additional argument.
13187 * tree-vectorizer.h (enum vect_def_type): Add
13188 vect_double_reduction_def.
13189 (vect_is_simple_reduction): Add argument.
13190 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13192 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13193 vect_is_simple_reduction with additional argument.
13194 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13196 (reduction_code_for_scalar_code): Handle additional codes by
13197 returning ERROR_MARK for them. Fix comment and indentation.
13198 (vect_is_simple_reduction): Fix comment, add argument to specify
13199 double reduction. Detect double reduction.
13200 (get_initial_def_for_induction): Fix indentation.
13201 (get_initial_def_for_reduction): Fix comment and indentation.
13202 Handle double reduction. Create initial definitions that do not
13203 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13204 (vect_create_epilog_for_reduction): Fix comment, add argument to
13205 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13206 epilogue result extraction. Create double reduction phi node and
13207 replace relevant uses.
13208 (vectorizable_reduction): Call vect_is_simple_reduction with
13209 additional argument. Fix indentation. Update epilogue code treatment
13210 according to the changes in reduction_code_for_scalar_code. Check
13211 for double reduction. Call vect_create_epilog_for_reduction with
13212 additional argument.
13213 * tree-vect-stmts.c (process_use): Handle double reduction, update
13215 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13216 (vect_get_vec_def_for_operand): Likewise.
13218 2009-07-12 Danny Smith <dansmister@gmail.com>
13220 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13221 dllexport if !TREE_PUBLIC.
13222 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13224 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13226 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13227 (avr_extra_arch_macro) Remove declatation.
13228 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13229 (avr_extra_arch_macro) Declare as static.
13230 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13232 2009-07-11 Jan Hubicka <jh@suse.cz>
13234 PR middle-end/48388
13235 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13237 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13240 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13241 cold_in_std_section bits.
13242 (dwarf2out_begin_prologue): Initialize them.
13243 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13244 if already covered by text_section or cold_text_section range.
13246 PR rtl-optimization/40667
13247 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13248 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13249 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13250 * config/i386/i386.c (ix86_minimum_alignment): New function.
13251 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13252 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13253 * emit-rtl.c (gen_reg_rtx): Likewise.
13254 * function.c (assign_parms): Likewise. If nominal_type needs
13255 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13256 rather than passed_type's alignment.
13259 * function.c (assign_parm_setup_stack): Adjust
13260 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13261 from nominal_mode on big endian.
13263 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13265 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13267 2009-07-10 DJ Delorie <dj@redhat.com>
13269 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13271 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13273 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13275 (thumb2_cbnz): Likewise.
13277 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13280 * config.gcc (supported_defaults): Add synci.
13281 (with_synci): Add validation.
13282 (all_defaults): Add synci.
13283 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13286 * config/mips/mips.opt (msynci): New option.
13287 * config/mips/mips.c (mips_override_options): Warn on use of
13288 -msynci for targets that do now support it.
13289 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13291 * gcc/doc/invoke.texi (-msynci): Document the new option.
13292 * doc/install.texi (--with-synci): Document the new option.
13294 2009-07-10 Richard Guenther <rguenther@suse.de>
13296 PR tree-optimization/40496
13297 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13298 the PHI result with a compatible type.
13300 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13304 * c.opt (Wunused-result): New.
13305 * doc/invoke.texi: Document it.
13306 * c-common.c (c_warn_unused_result): Use it.
13308 2009-07-09 DJ Delorie <dj@redhat.com>
13310 * targhooks.c (default_target_can_inline_p): Rename from
13311 default_target_option_can_inline_p.
13312 * targhooks.h (default_target_can_inline_p): Likewise.
13313 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13314 TARGET_OPTION_CAN_INLINE_P.
13315 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13316 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13317 (mep_target_can_inline_p): Rename from
13318 mep_target_option_can_inline_p.
13321 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13322 registers used to pass vectors.
13324 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13326 2009-07-09 Tom Tromey <tromey@redhat.com>
13328 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13329 * config/mmix/mmix.c: Include dwarf2.h.
13330 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13331 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13332 * config/sh/sh.c: Include dwarf2.h.
13333 * config/i386/i386.c: Include dwarf2.h.
13334 * Makefile.in (DWARF2_H): Remove 'elf'.
13335 * except.c: Include dwarf2.h.
13336 * unwind-dw2.c: Include dwarf2.h.
13337 * dwarf2out.c: Include dwarf2.h.
13338 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13339 * unwind-dw2-fde.c: Include dwarf2.h.
13340 * dwarf2asm.c: Include dwarf2.h.
13342 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13344 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13345 (max_issue): Use it.
13346 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13348 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13349 (region_sched_info): Update.
13350 * sched-ebb.c (ebb_sched_info): Update.
13351 * modulo-sched.c (sms_sched_info): Update.
13352 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13354 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13356 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13358 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13360 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13362 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13364 PR middle-end/40692
13365 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13366 arg1 with arg01 if arg1 is already INTEGER_CST.
13368 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13370 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13371 Transform (and (truncate)) into (truncate (and)).
13373 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13375 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13376 creating LHS paradoxical subregs. Fix surrounding returns to
13377 use NULL_RTX rather than 0.
13379 2009-07-08 DJ Delorie <dj@redhat.com>
13381 * config/mep/mep.c (mep_option_can_inline_p): New.
13382 (TARGET_OPTION_CAN_INLINE_P): Define.
13384 2009-07-08 Mark Wielaard <mjw@redhat.com>
13387 * dwarf2out.c (add_data_member_location_attribute): When we have
13388 only a constant offset don't emit a new location description using
13389 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13392 2009-07-08 Richard Henderson <rth@redhat.com>
13395 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13396 (enum reg_class): Add CLOBBERED_REGS.
13397 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13398 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13399 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13400 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13401 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13402 force 64-bit sibcalls into R11.
13403 * config/i386/constraints.md (U): New constraint.
13404 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13405 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13406 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13408 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13410 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13412 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13413 * ebitmap.h (dump_ebitmap): Ditto.
13414 * optabs.h (optab_libfunc): Ditto.
13415 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13416 * tree-flow.h (vect_can_force_dr_alignment_p,
13417 get_vectype_for_scalar_type): Ditto.
13418 (vectorize_loops): Move prototype to ...
13419 * tree-vectorizer.h: ... here. Also, adjust comment.
13420 (vect_set_verbosity_level): Remove duplicate prototype.
13421 * tree-ssa-loop.c: Include tree-vectorizer.h.
13422 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13424 2009-07-08 Nick Clifton <nickc@redhat.com>
13426 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13429 2009-07-08 DJ Delorie <dj@redhat.com>
13431 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13432 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13433 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13435 * config/mep/intrinsics.md: Regenerated.
13436 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13437 registers when asm() or calls are detected.
13439 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13442 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13444 * gimple (gimple_build_call_from_tree): Likewise.
13445 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13446 no_warning flag before warning.
13448 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13450 * tree.c (set_expr_locus): Remove.
13451 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13452 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13454 * gimplify.c (internal_get_tmp_var): Likewise.
13455 (gimplify_call_expr): Likewise.
13456 (gimplify_one_sizepos): Likewise.
13458 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13461 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13462 to variables for debugging purposes.
13464 2009-06-23 Mark Loeser <mark@halcy0n.com>
13467 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13469 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13471 * pretty-print.c (pp_base_format): Remove %J.
13472 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13473 gcc_cxxdiag_char_table): Likewise.
13474 (init_dynamic_diag_info): Likewise.
13476 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13478 * pretty-print.c (pp_base_format): Remove %H.
13479 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13480 gcc_cxxdiag_char_table): Likewise.
13481 (init_dynamic_diag_info): Likewise.
13482 * config/mep/mep.c (mep_select_section): Likewise.
13484 2009-07-07 Duncan Sands <baldrick@free.fr>
13486 * final.c (pass_clean_state): Give the pass a name.
13487 * passes.c (pass_rest_of_compilation): Likewise.
13488 * tree-optimize.c (pass_all_optimizations): Likewise.
13490 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13492 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13493 an extra 'decl' for error_at.
13495 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13497 PR middle-end/40669
13498 * tree-tailcall.c (adjust_return_value_with_ops,
13499 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13500 if it has complex or vector type.
13502 2009-07-07 Olivier Hainque <hainque@adacore.com>
13504 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13507 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13509 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13511 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13513 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13514 * c-decl.c: Likewise.
13515 * function.c: Likewise.
13516 * varasm.c: Likewise.
13517 * tree-ssa.c: Likewise.
13518 * c-common.c: Likewise.
13519 * tree-cfg.c: Likewise.
13520 * config/spu/spu.c: Likewise.
13521 * config/ia64/ia64.c: Likewise.
13522 * config/v850/v850.c: Likewise.
13524 2009-07-06 DJ Delorie <dj@redhat.com>
13526 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13527 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13528 unspecified accesses to control registers.
13529 * config/mep/intrinsics.md: Regenerate.
13530 * config/mep/intrinsics.h: Regenerate.
13531 * config/mep/mep-intrin.h: Regenerate.
13533 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13535 * c-lex.c: Replace %H by an explicit location. Update all calls.
13536 * c-common.c: Likewise.
13537 * c-decl.c: Likewise.
13538 * c-typeck.c: Likewise.
13539 * fold-const.c: Likewise.
13540 * gimplify.c: Likewise.
13541 * stmt.c: Likewise.
13542 * tree-cfg.c: Likewise.
13543 * tree-ssa-loop-niter.c: Likewise.
13544 * tree-vrp.c: Likewise.
13545 * value-prof.c: Likewise.
13547 2009-07-06 Diego Novillo <dnovillo@google.com>
13549 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13550 if it has one. Handle cases where VAR does not have an
13551 annotation or cfun is NULL.
13553 2009-07-06 Diego Novillo <dnovillo@google.com>
13555 * tree.c: Include debug.h.
13556 (initialize_tree_contains_struct): New.
13557 (init_ttree): Call it.
13558 (tree_node_structure_for_code): Factor out of ...
13559 (tree_node_structure): ... here.
13560 * treestruct.def (TS_PHI_NODE): Remove.
13561 (TS_GIMPLE_STATEMENT): Remove.
13563 2009-07-06 Diego Novillo <dnovillo@google.com>
13565 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13566 (debug_tree_chain): Handle cycles.
13568 2009-07-06 Nick Clifton <nickc@redhat.com>
13569 DJ Delorie <dj@redhat.com>
13571 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13572 __FMOVD_ENABLED__ is defined.
13574 (TARGET_FMOVD): Provide a default definition.
13575 (MASK_FMOVD): Likewise.
13576 (TARGET_CPU_CPP_BUILTINS): Define
13577 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13578 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13579 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13580 (split for DF load from memory into register): Also handle
13581 MEMs which consist of REG+DISP addressing.
13582 (split for DF store from register to memory): Likewise.
13583 (movsf_ie): Always use single fp_mode.
13584 * config/sh/sh.c (sh_override_options): Do not automatically
13585 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13586 that to the -mfmovd command line switch.
13587 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13588 (fldi_ok): Always allow.
13589 * config/sh/sh.opt (mfmovd): Remove this switch.
13590 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13592 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13593 Kaz Kojima <kkojima@gcc.gnu.org>
13595 PR rtl-optimization/30807
13596 * postreload.c (reload_combine): For every new use of REG_SUM,
13597 record the use of BASE.
13599 2009-07-06 Jan Hubicka <jh@suse.cz>
13601 * params.def: Revert my accidental commit at 2009-06-30.
13603 2009-07-04 Ian Lance Taylor <iant@google.com>
13606 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13608 (mingw_format_attribute_overrides): Likewise.
13610 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13613 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13614 don't check cfa.reg. Instead of cfa.indirect use
13615 fde && fde->drap_reg != INVALID_REGNUM test.
13617 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13619 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13621 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13624 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13626 2009-07-03 Richard Guenther <rguenther@suse.de>
13628 PR tree-optimization/40640
13629 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13632 2009-07-03 Jan Hubicka <jh@suse.cz>
13634 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13635 for size, reduce amount of inlining.
13637 2009-07-03 Richard Guenther <rguenther@suse.de>
13639 PR middle-end/34163
13640 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13641 if t +- x is known to not overflow and the conversion widens the
13643 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13645 2009-07-03 Jan Hubicka <jh@suse.cz>
13647 * ipa-pure-const.c (analyze): Update loop optimizer init.
13648 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13649 try_remove_empty_loop, remove_empty_loops): Remove.
13650 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13651 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13652 to mark regular loops as neccesary.
13653 (degenerate_phi_p): New function.
13654 (propagate_necessity, remove_dead_phis): Use it.
13655 (forward_edge_to_pdom): Likewise.
13656 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13657 virtual PHI nodes that became unreachable.
13658 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13659 * tree-flow.h (remove_empty_loops): Remove.
13660 * passes.c (init_optimization_passes): Remove.
13662 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13664 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13665 can_create_pseudo_p.
13666 (*fix_trunc<mode>_i387_1): Ditto.
13667 (*floathi<mode>2_1): Ditto.
13668 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13669 (*fistdi2_1): Ditto.
13670 (*fist<mode>2_1): Ditto.
13671 (frndintxf2_floor): Ditto.
13672 (*fist<mode>2_floor_1): Ditto.
13673 (frndintxf2_ceil): Ditto.
13674 (*fist<mode>2_ceil_1): Ditto.
13675 (frndintxf2_trunc): Ditto.
13676 (frndintxf2_mask_pm): Ditto.
13677 (fxam<mode>2_i387_with_temp): Ditto.
13678 * config/i386/sse.md (mulv16qi3): Ditto.
13679 (*sse2_mulv4si3): Ditto.
13681 (sse4_2_pcmpestr): Ditto.
13682 (sse4_2_pcmpistr): Ditto.
13684 2009-07-03 Jan Hubicka <jh@suse.cz>
13686 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13687 (mark_stmt_necessary): Set it.
13688 (mark_operand_necessary): Set it.
13689 (mark_control_dependent_edges_necessary): Set it.
13690 (mark_virtual_phi_result_for_renaming): New function.
13691 (get_live_post_dom): New function.
13692 (forward_edge_to_pdom): New function.
13693 (remove_dead_stmt): Fix handling of control dependences.
13694 (tree_dce_init): Init new bitmap.
13695 (tree_dce_done): Free it.
13697 2009-07-02 Richard Guenther <rguenther@suse.de>
13700 * tree-ssa-structalias.c (new_var_info): Initialize
13703 2009-07-02 Jan Hubicka <jh@suse.cz>
13705 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13708 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13710 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13711 instead of recomputing it. Adjust calls.
13712 (emit_store_flag): Adjust recursive calls.
13714 2009-07-02 Richard Guenther <rguenther@suse.de>
13716 * tree-ssa-live.c (remove_unused_locals): Do not remove
13718 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13719 of DECL_EXTERNAL for HEAP variables.
13720 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13721 HEAP variables. Do not adjust RESTRICT vars.
13722 (find_what_var_points_to): Nobody cares if something
13723 points to READONLY.
13725 2009-07-02 Ben Elliston <bje@au.ibm.com>
13727 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13728 pc_low and pc_high declarations to the top of the function.
13730 2009-07-01 DJ Delorie <dj@redhat.com>
13732 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13733 registers as fixed.
13734 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13735 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13736 unspecified accesses to control registers.
13737 * config/mep/intrinsics.md: Regenerate.
13738 * config/mep/intrinsics.h: Regenerate.
13739 * config/mep/mep-intrin.h: Regenerate.
13741 2009-07-01 Anthony Green <green@moxielogic.com>
13743 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13744 instruction when possible.
13745 (moxie_expand_prologue): Ditto. Also, save an instruction and
13746 some complexity by popping off of $r12 instead of $sp.
13747 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13750 2009-07-01 Richard Henderson <rth@redhat.com>
13753 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13754 contained no insns, reposition note before last insn.
13756 2009-07-01 Richard Henderson <rth@redhat.com>
13759 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13760 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13762 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13765 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13766 darwin9 for printing reg addresses with %y.
13768 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13770 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13771 truncation from operands in binary operations.
13773 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13776 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13777 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13778 subreg of op0 to the original op0.
13780 * expmed.c (store_bit_field_1): Use a temporary as the destination
13781 instead of a paradoxical subreg when we need to truncate the result.
13783 2009-07-01 DJ Delorie <dj@redhat.com>
13785 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13786 names to VLIW variants.
13787 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13788 * config/mep/intrinsics.md: Regenerate.
13789 * config/mep/intrinsics.h: Regenerate.
13790 * config/mep/mep-intrin.h: Regenerate.
13792 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13795 * jump.c (returnjump_p): Revert last patch.
13796 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13798 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13801 * pa.md (casesi32p): Use jump table label to determine the offset
13803 (casesi64p): Likewise.
13805 * pa.c (forward_branch_p): Return bool type. Use instruction
13806 addresses when available. Assert that INSN has a jump label.
13807 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13810 2009-07-01 Richard Guenther <rguenther@suse.de>
13812 PR tree-optimization/19831
13813 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13814 that only act as barriers do not make any previous stores necessary.
13815 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13816 HEAP variables global, do not add a constraint from nonlocal.
13817 (find_func_aliases): Handle escapes through return statements.
13818 (compute_points_to_sets): Make escaped HEAP variables global.
13820 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13823 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13824 after reducing a DImode cstore to SImode.
13826 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13828 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13829 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13831 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13833 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13834 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13836 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13837 and umod_optab if TARGET_BSD_DIVMOD.
13838 * config/vax/lib1funcs.asm: New file.
13839 * config/vax/t-linux: New file.
13840 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13842 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13845 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13846 to type arguments that have void type.
13849 * dwarf2out.c (gen_formal_parameter_die): Call
13850 equate_decl_number_to_die if node is different from origin.
13852 2009-06-30 Anthony Green <green@moxielogic.com>
13854 Clean up moxie port for --enable-build-with-cxx.
13855 * config/moxie/moxie.c (moxie_function_value): First two
13856 parameters are const_tree, not tree.
13857 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13858 (REG_CLASS_NAMES): Ditto.
13859 (REGNO_REG_CLASS): Ditto.
13860 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13861 (moxie_function_value): Fix constyness of arguments.
13863 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13865 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13866 finalize_size_functions before further processing.
13867 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13868 (variable_size): Call self_referential_size on size expressions
13869 that contain a PLACEHOLDER_EXPR.
13870 (size_functions): New static variable.
13871 (copy_self_referential_tree_r): New static function.
13872 (self_referential_size): Likewise.
13873 (finalize_size_functions): New global function.
13874 * tree.c: Include tree-inline.h.
13875 (push_without_duplicates): New static function.
13876 (find_placeholder_in_expr): New global function.
13877 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13879 <tcc_expression>: Likewise.
13880 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13881 the call in the expression.
13882 * tree.h (finalize_size_functions): Declare.
13883 (find_placeholder_in_expr): Likewise.
13884 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13885 (substitute_placeholder_in_expr): Update comment.
13886 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13888 (copy_tree_body_r): Likewise.
13889 (copy_tree_body): New static function.
13890 (maybe_inline_call_in_expr): New global function.
13891 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13892 (maybe_inline_call_in_expr): Declare.
13893 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13894 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13897 2009-06-30 Richard Guenther <rguenther@suse.de>
13899 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13901 (propagate_necessity): Do not mark reaching defs of stores
13904 2009-06-30 Jan Hubicka <jh@suse.cz>
13906 * cfgloopanal.c (check_irred): Move into ...
13907 (mark_irreducible_loops): ... here; return true if ireducible
13909 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13910 (analyze_function): Try to prove loop finiteness.
13911 * cfgloop.h (mark_irreducible_loops): Update prototype.
13912 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13914 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13916 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13918 2009-06-30 Ira Rosen <irar@il.ibm.com>
13920 PR tree-optimization/40542
13921 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13924 2009-06-30 Martin Jambor <mjambor@suse.cz>
13926 PR tree-optimization/40582
13927 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13928 than useless_type_conversion_p.
13929 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13932 2009-06-30 Martin Jambor <mjambor@suse.cz>
13934 PR middle-end/40554
13935 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13937 2009-06-30 Richard Guenther <rguenther@suse.de>
13939 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13940 use ao_ref references.
13941 (walk_aliased_vdefs): Likewise.
13942 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13943 * tree-ssa-dce.c (struct ref_data): Remove.
13944 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13945 (mark_aliased_reaching_defs_necessary): Adjust.
13946 (mark_all_reaching_defs_necessary_1): Likewise.
13948 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13951 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13952 (emit_store_flag_1): Extract from emit_store_flag, adjust
13953 calls to (what now is) emit_cstore.
13954 (emit_store_flag): Call emit_store_flag_1 and also use it
13955 for what used to be recursive calls.
13957 2009-06-30 Wei Guozhi <carrot@google.com>
13960 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13961 if the target bb post dominates from bb.
13962 * config/i386/i386.c (memory_address_length): Check existence of base
13963 register before using it.
13965 2009-06-30 Nick Clifton <nickc@redhat.com>
13966 DJ Delorie <dj@redhat.com>
13968 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13969 __FMOVD_ENABLED__ is defined.
13971 (TARGET_FMOVD): Provide a default definition.
13972 (MASK_FMOVD): Likewise.
13973 (TARGET_CPU_CPP_BUILTINS): Define
13974 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13975 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13976 two fmov instructions depending upon whether TARGET_FMOVD is
13978 (split for DF load from memory into register): Also handle
13979 MEMs which consist of REG+DISP addressing.
13980 (split for DF store from register to memory): Likewise.
13981 * config/sh/sh.opt (mfmovd): Remove this switch.
13982 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13983 * config/sh/sh.c (sh_override_options): Do not automatically
13984 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13985 that to the -mfmovd command line switch.
13987 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13989 (fldi_ok): Always allow.
13990 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13992 2009-06-29 DJ Delorie <dj@redhat.com>
13994 * doc/install.texi (mep-x-elf): Correct chip's full name.
13996 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13998 * doc/extend.texi: Fix typo.
14000 2009-06-29 Tom Tromey <tromey@redhat.com>
14002 * dwarf2.h: Remove.
14003 * Makefile.in (DWARF2_H): New variable.
14004 (except.o): Use it.
14005 (dwarf2out.o): Likewise.
14006 (dwarf2asm.o): Likewise.
14007 * config/i386/t-i386: Use DWARF2_H.
14008 * except.c: Include elf/dwarf2.h.
14009 * unwind-dw2.c: Include elf/dwarf2.h.
14010 * dwarf2out.c: Include elf/dwarf2.h.
14011 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14012 <dtprel>: New field.
14013 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14014 (size_of_loc_descr): Likewise.
14015 (output_loc_operands_raw): Likewise.
14016 (output_loc_operands): Handle new dtprel field.
14017 (loc_checksum): Update.
14018 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14019 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14020 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14021 * dwarf2asm.c: Include elf/dwarf2.h.
14022 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14023 * config/mmix/mmix.c: Include elf/dwarf2.h.
14024 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14025 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14026 * config/sh/sh.c: Include elf/dwarf2.h.
14027 * config/i386/i386.c: Include elf/dwarf2.h.
14029 2009-06-29 DJ Delorie <dj@redhat.com>
14031 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14033 * doc/extend.texi: Add MeP attributes and pragmas.
14034 * doc/invoke.text: Add MeP Options.
14035 * doc/contrib.texi: Add MeP contribution.
14036 * doc/md.texi: Add MeP constraints.
14037 * doc/install.texi: Add MeP target.
14039 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14041 * target.h (struct gcc_target): Add frame_pointer_required field.
14042 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14043 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14044 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14046 * reload1.c (update_eliminables): (Ditto.).
14047 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14048 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14049 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14051 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14053 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14054 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14055 (arm_frame_pointer_required): New function.
14057 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14058 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14059 (avr_frame_pointer_required_p): Declare as static.
14060 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14062 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14063 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14064 (bfin_frame_pointer_required): Make as static, change return type
14066 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14068 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14069 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14070 (cris_frame_pointer_required): New function.
14072 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14074 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14075 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14076 (fr30_frame_pointer_required): New function.
14078 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14079 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14080 (frv_frame_pointer_required): Make as static, change return type
14082 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14084 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14085 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14086 (ix86_frame_pointer_required): Make as static, change return type to
14088 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14090 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14091 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14093 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14095 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14097 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14099 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14100 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14101 (mips_frame_pointer_required): Make as static.
14102 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14104 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14105 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14106 (mmix_frame_pointer_required): Mew function.
14108 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14109 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14111 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14113 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14115 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14117 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14118 (CAN_ELIMINATE): Redefine.
14119 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14120 (sparc_frame_pointer_required): New function.
14121 (sparc_can_eliminate): New function.
14122 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14124 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14125 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14127 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14128 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14129 (xtensa_frame_pointer_required): Make as static, change return type
14131 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14134 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14136 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14137 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14138 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14139 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14140 (register_callback): Handle PLUGIN_START_UNIT.
14141 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14143 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14145 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14147 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14148 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14150 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14152 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14155 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14157 * doc/extend.texi (Additional Floating Types): __float128 is also
14158 supported on i386 targets.
14160 2009-06-29 Richard Guenther <rguenther@suse.de>
14162 PR middle-end/14187
14163 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14165 (pt_solutions_same_restrict_base): Declare.
14166 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14168 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14169 (make_constraint_from, make_copy_constraint): Move earlier.
14170 (make_constraint_from_heapvar): New function.
14171 (make_constraint_from_restrict): Likewise.
14172 (handle_lhs_call): Use it.
14173 (find_func_aliases): Use it to track conversions to restrict
14174 qualified pointers.
14175 (struct fieldoff): Add only_restrict_pointers flag.
14176 (push_fields_onto_fieldstack): Initialize it.
14177 (create_variable_info_for): Track global restrict qualified pointers.
14178 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14179 Track restrict qualified pointer arguments.
14180 (set_uids_in_ptset): Use varinfo is_global_var flag.
14181 (find_what_var_points_to): Set the vars_contains_restrict flag.
14182 Always create the points-to solution for sets including restrict tags.
14183 (pt_solutions_same_restrict_base): New function.
14184 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14185 qualified pointers use pt_solutions_same_restrict_base as
14186 additional source for disambiguation.
14188 2009-06-29 Richard Guenther <rguenther@suse.de>
14190 PR middle-end/38212
14191 * alias.c (find_base_decl): Remove.
14192 (get_deref_alias_set_1): Remove restrict handling.
14193 * c-common.c (c_apply_type_quals_to_decl): Do not set
14194 DECL_POINTER_ALIAS_SET.
14195 * gimplify.c (find_single_pointer_decl_1): Remove.
14196 (find_single_pointer_decl): Likewise.
14197 (internal_get_tmp_var): Remove restrict handling.
14198 (gimple_regimplify_operands): Likewise.
14199 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14200 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14201 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14202 * tree.c (restrict_base_for_decl): Remove.
14203 (init_ttree): Do not allocate it.
14204 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14205 LABEL_DECL_UID for label decls.
14206 (copy_node_stat): Do not copy restrict information.
14207 (decl_restrict_base_lookup): Remove.
14208 (decl_restrict_base_insert): Likewise.
14209 (print_restrict_base_statistics): Likewise.
14210 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14211 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14212 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14213 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14214 (LABEL_DECL_UID): Adjust.
14215 (DECL_BASED_ON_RESTRICT_P): Remove.
14216 (DECL_GET_RESTRICT_BASE): Likewise.
14217 (SET_DECL_RESTRICT_BASE): Likewise.
14218 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14220 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14221 instead of DECL_POINTER_ALIAS_SET.
14222 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14223 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14224 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14226 2009-06-29 Richard Guenther <rguenther@suse.de>
14228 PR tree-optimization/40579
14229 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14230 the IL to simplify has constants that overflowed.
14232 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14234 PR tree-optimization/40550
14235 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14236 vector_compute_type only when the size of vector_compute_type is
14237 less than the size of type.
14239 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14241 * fold-const.c (contains_label_1): Fix comments.
14242 (contains_label_p): Do not walk trees multiple time.
14244 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14246 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14247 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14248 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14249 ix86_fp_comparison_operator.
14250 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14251 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14252 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14253 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14254 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14255 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14256 (related splits): Change predicate to ix86_fp_comparison_operator.
14257 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14258 instead of ix86_fp_comparison_codes.
14259 (ix86_trivial_fp_comparison_operator,
14260 ix86_fp_comparison_operator): New.
14261 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14262 (ix86_expand_compare): Eliminate last two parameters.
14263 (ix86_fp_jump_nontrivial_p): Kill.
14264 * config/i386/i386.c (put_condition_code): Eliminate call to
14265 ix86_fp_comparison_codes and subsequent assertion.
14266 (ix86_fp_comparison_codes): Eliminate.
14267 (ix86_fp_swap_condition): New.
14268 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14269 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14270 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14271 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14272 and ix86_fp_swap_condition.
14273 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14274 Use ix86_fp_comparison_strategy.
14275 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14276 (ix86_fp_jump_nontrivial_p): Eliminate.
14277 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14278 call to ix86_expand_compare.
14279 (ix86_split_fp_branch, ix86_expand_setcc,
14280 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14281 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14283 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14285 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14286 related to jump_clobbers.
14287 * config/arm/arm.md (conds): Remove jump_clob case.
14288 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14289 splits): Change comparison_operator to arm_comparison_operator.
14290 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14293 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14295 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14296 condition for floating point modes.
14297 * expmed.c (emit_store_flag_1): Move here a bigger part
14298 of emit_store_flag.
14299 (emit_store_flag): Try swapping the condition for floating point
14301 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14303 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14305 * expr.c (expand_expr_real_1): Just use do_store_flag.
14306 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14307 emit_store_flag_force.
14308 * expmed.c (emit_store_flag_force): Copy here trick
14309 previously in expand_expr_real_1. Try reversing the comparison.
14310 (emit_store_flag_1): Work if target is NULL.
14311 (emit_store_flag): Work if target is NULL, using the result mode
14312 from the comparison. Use split_comparison, restructure final part
14313 to simplify conditionals.
14315 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14317 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14318 * dojump.c (do_jump): Change handling of floating-point
14319 ops to use just do_compare_and_jump.
14320 (split_comparison): New.
14321 (do_compare_rtx_and_jump): Add here logic coming previously
14322 in do_jump, using split_comparison.
14324 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14327 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14329 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14331 * tree-ssa-alias.c: Fix unintentional commit.
14333 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14335 * passes.c (execute_one_pass): Fix unintentional commit.
14337 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14339 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14340 (df_rd_local_compute, df_md_local_compute): Inline them.
14342 (df_md_scratch): New.
14343 (df_md_alloc, df_md_free): Allocate/free it.
14344 (df_md_local_compute): Only include live registers in init.
14345 (df_md_transfer_function): Prune the in-set computed by
14346 the confluence function, and the gen-set too.
14348 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14350 PR rtl-optimization/26854
14351 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14352 * df-problems.c (df_rd_add_problem): Fix comment.
14353 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14354 df_md_simulate_artificial_defs_at_top,
14355 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14356 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14357 df_md_transfer_function, df_md_init, df_md_confluence_0,
14358 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14359 problem_MD, df_md_add_problem): New.
14360 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14361 df_md_get_bb_info): New.
14362 (DF_LAST_PROBLEM_PLUS1): Adjust.
14364 * Makefile.in (fwprop.o): Include domwalk.h.
14365 * fwprop.c: Include domwalk.h.
14366 (reg_defs, reg_defs_stack): New.
14367 (bitmap_only_bit_between): Remove.
14368 (process_defs): New.
14369 (process_uses): Use reg_defs and local_md instead of
14370 bitmap_only_bit_between and local_rd.
14371 (single_def_use_enter_block): New, from build_single_def_use_links.
14372 (single_def_use_leave_block): New.
14373 (build_single_def_use_links): Remove code moved to
14374 single_def_use_enter_block, invoke domwalk.
14375 (use_killed_between): Adjust comment.
14377 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14379 * bitmap.h (bitmap_ior_and_into): New.
14380 * bitmap.c (bitmap_ior_and_into): New.
14382 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14384 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14385 before_dom_children_before_stmts and after_dom_children_after_stmts.
14386 Rename the two remaining callbacks to just before_dom_children and
14387 after_dom_children. Remove other GIMPLE statement walking bits.
14388 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14389 * graphite.c: Do not include domwalk.h.
14390 * tree-into-ssa.c (interesting_blocks): New global.
14391 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14392 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14393 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14394 now that they're not domwalk callbacks.
14395 (rewrite_initialize_block): Rename to...
14396 (rewrite_enter_block): ... this, place after called functions. Test
14397 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14398 (rewrite_finalize_block): Rename to...
14399 (rewrite_leave_block): ... this, place after called functions.
14400 (rewrite_update_init_block): Rename to...
14401 (rewrite_update_enter_block): ... this, place after called functions.
14402 Test interesting_blocks, call rewrite_update_stmt and
14403 rewrite_update_phi_arguments.
14404 (rewrite_update_fini_block): Rename to...
14405 (rewrite_leave_block): ... this, place after called functions.
14406 (rewrite_blocks): Remove last argument, simplify initialization of
14408 (mark_def_sites_initialize_block): Rename to...
14409 (mark_def_sites_block): ... this, call mark_def_sites.
14410 (mark_def_sites_blocks): Remove argument, simplify initialization of
14412 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14413 (update_ssa): Likewise.
14414 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14416 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14417 (dom_opt_initialize_block): Rename to...
14418 (dom_opt_enter_block): ... this, place after called functions. Walk
14419 statements here, inline propagate_to_outgoing_edges.
14420 (dom_opt_finalize_block): Rename to...
14421 (dom_opt_leave_block): ... this, place after called functions.
14422 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14424 (dse_enter_block, dse_record_phi): New.
14425 (dse_record_phis): Delete.
14426 (dse_finalize_block): Rename to...
14427 (dse_leave_block): ... this.
14428 (tree_ssa_dse): Simplify initialization of walk_data.
14429 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14430 Adjust initialization of walk_data.
14431 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14432 * tree-ssa-loop-phiopt.c (get_non_trapping):
14433 Adjust initialization of walk_data.
14434 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14435 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14436 it's not a domwalk callback.
14437 (uncprop_initialize_block): Rename to...
14438 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14439 (dse_finalize_block): Rename to...
14440 (dse_leave_block): ... this.
14441 (tree_ssa_uncprop): Simplify initialization of walk_data.
14442 * Makefile.in: Adjust dependencies.
14444 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14446 * arm.md (casesi): Fix test for Thumb1.
14447 (thumb1_casesi_internal_pic): Likewise.
14448 (thumb1_casesi_dispatch): Likewise.
14450 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14452 * config/arm/arm-cores.def: Added core cortex-m0.
14453 * config/arm/arm-tune.md: Regenerated.
14454 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14456 2009-06-26 DJ Delorie <dj@redhat.com>
14458 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14460 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14461 the scheduler doesn't tag jump insns.
14463 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14465 * c-decl.c (merge_decls): Re-indent.
14467 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14470 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14471 Special-case decimal float constants.
14473 2009-06-26 Richard Henderson <rth@redhat.com>
14475 * function.h (struct function): Add cannot_be_copied_reason,
14476 and cannot_be_copied_set.
14477 * tree-inline.c (has_label_address_in_static_1): Rename from
14478 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14479 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14480 don't set inline_forbidden_reason.
14481 (copy_forbidden): New function, split out of inline_forbidden_p.
14482 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14483 (inline_forbidden_p): Use copy_forbidden.
14484 (tree_versionable_function_p): Likewise.
14485 (inlinable_function_p): Merge into tree_inlinable_function_p.
14486 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14487 * ipa-cp.c (ipcp_versionable_function_p): New function.
14488 (ipcp_cloning_candidate_p): Use it.
14489 (ipcp_node_modifiable_p): Likewise.
14491 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14493 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14494 that is marked not to be inlined. Remove flag_mudflap use.
14495 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14496 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14498 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14501 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14502 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14504 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14506 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14508 (__mingwthr_remove_key_dtor): Likewise.
14510 2009-06-26 Richard Guenther <rguenther@suse.de>
14512 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14514 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14516 PR middle-end/40525
14517 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14518 try the non-cond_exec path also.
14520 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14523 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14524 (output_cbranch): Use new functions.
14525 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14528 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14529 Pat Haugen <pthaugen@us.ibm.com>
14530 Revital Eres <ERES@il.ibm.com>
14532 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14533 for %c error. Add %x support to print VSX registers as a unified
14534 register set, instead of separate float and altivec registers.
14535 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14536 %y case, and add support for VSX pre-modify addresses.
14537 (output_toc): Add assert for CONST containing an integer constant
14539 (rs6000_adjust_cost): Add POWER7 support.
14540 (insn_must_be_first_in_group): Ditto.
14541 (insn_must_be_last_in_group): Ditto.
14542 (rs6000_emit_popcount): Ditto.
14543 (rs6000_vector_mode_supported_p): Ditto.
14545 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14546 Change some of the functions called by macros to being called
14547 through a pointer, so debug functions can be inserted if
14548 -mdebug=addr or -mdebug=cost.
14549 (rs6000_preferred_reload_class_ptr): Ditto.
14550 (rs6000_secondary_reload_class_ptr): Ditto.
14551 (rs6000_secondary_memory_needed_ptr): Ditto.
14552 (rs6000_cannot_change_mode_class_ptr): Ditto.
14553 (rs6000_secondary_reload_inner): Ditto.
14554 (rs6000_legitimize_reload_address): Ditto.
14555 (rs6000_legitimize_reload_address_ptr): Ditto.
14556 (rs6000_mode_dependent_address): Ditto.
14557 (rs6000_mode_dependent_address_ptr): Ditto.
14559 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14560 function to return true if the mode allows reg + integer
14562 (virtual_stack_registers_memory_p): New function to return true if
14563 the address refers to a virtual stack register.
14564 (rs6000_legitimate_offset_address_p): Move code to say whether a
14565 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14567 (rs6000_legitimate_address_p): Add checks for modes that only can
14568 do reg+reg addressing. Start adding VSX support.
14569 (rs6000_legitimize_reload_address): Ditto.
14570 (rs6000_legitimize_address): Ditto.
14571 (rs6000_debug_legitimate_address_p): New debug functions for
14572 -mdebug=addr and -mdebug=cost.
14573 (rs6000_debug_rtx_costs): Ditto.
14574 (rs6000_debug_address_costs): Ditto.
14575 (rs6000_debug_adjust_cost): Ditto.
14576 (rs6000_debug_legitimize_address): Ditto.
14577 (rs6000_legitimize_reload_address_ptr): Point to call normal
14578 function or debug function. Make functions called via pointer
14580 (rs6000_mode_dependent_address_ptr): Ditto.
14581 (rs6000_secondary_reload_class_ptr): Ditto.
14582 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14583 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14584 into a friendlier error.
14585 (rs6000_init_builtins): Add initial VSX support.
14586 (rs6000_adjust_cost): Fix some spacing issues.
14588 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14589 (REG_CLASS_NAMES): Ditto.
14590 (REG_CLASS_CONTENTS): Ditto.
14591 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14592 pointer, to add -mdebug=addr support.
14593 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14594 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14595 -mdebug=addr support.
14596 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14597 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14598 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14600 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14602 (bswapsi*): Set attribute types for load/store. Add combiner
14603 patterns to eliminate zero extend on 64-bit.
14604 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14605 stdbrx if the hardware supports those instructions.
14607 2009-06-25 Ian Lance Taylor <iant@google.com>
14609 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14610 (Link Options): Document -static-libstdc++.
14612 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14615 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14616 DATA_ALIGNMENT instead.
14618 2009-06-25 Richard Guenther <rguenther@suse.de>
14620 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14621 indirect references against the callused/escaped solutions.
14622 (call_may_clobber_ref_p_1): Likewise.
14624 2009-06-25 Martin Jambor <mjambor@suse.cz>
14626 PR tree-optimization/40493
14627 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14628 (enum unscalarized_data_handling): New type.
14629 (handle_unscalarized_data_in_subtree): Return what has been done.
14630 (load_assign_lhs_subreplacements): Handle left flushes differently.
14631 (sra_modify_assign): Use unscalarized_data_handling, simplified
14632 condition determining whether to remove the statement.
14634 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14636 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14637 excerpt - @ should be doubled for texinfo.
14639 2009-06-24 Ian Lance Taylor <iant@google.com>
14641 * config/arc/arc.c: Include "df.h".
14642 (arc_attribute_table): Make static. Move higher in file.
14643 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14644 (output_shift): Initialize n later to avoid warning.
14645 * config/arm/arm.c (arm_attribute_table): Make static. Move
14647 * config/avr/avr.c (avr_attribute_table): Make static. Move
14649 (reg_class_tab): Change array type from int to enum reg_class.
14650 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14652 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14653 (lshrhi3_out): Likewise.
14654 (class_likely_spilled_p): Change return type to bool.
14655 (avr_rtx_costs): Use local code variable with enum type.
14656 * config/avr/avr.md (movmemhi): Use add_reg_note.
14657 (andhi3, andsi3): Don't use AS2 with "and".
14658 (iorhi3, iorsi3): Don't use AS2 with "or".
14659 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14660 * config/crx/crx.c: Include "df.h".
14661 (crx_attribute_table): Make static.
14662 * config/m32r/m32r.c: Include "df.h".
14663 (m32r_attribute_table): Make static. Move higher in file.
14664 (pop): Use add_reg_note.
14665 (block_move_call): Change 0 to LCT_NORMAL in function call.
14666 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14667 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14668 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14669 declare, not just when TREE_CODE is defined.
14670 * config/m68hc11/m68hc11.c: Include "expr.h".
14671 (m68hc11_attribute_table): Make static. Move higher in file.
14672 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14674 (m68hc11_register_indirect_p): Likewise.
14675 (m68hc11_function_arg_padding): Change return type to enum
14677 (emit_move_after_reload): Use add_reg_note.
14678 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14679 (m68hc11_split_logical): Likewise.
14680 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14682 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14683 to VOIDmode in function call.
14684 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14686 (m68hc11_split_logical): Update declaration.
14687 (m68hc11_function_arg_padding): Update declaration.
14688 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14689 to array of enum reg_class.
14690 (mcore_attribute_table): Make static. Move higher in file.
14691 (mcore_rtx_costs): Add cast to enum type.
14692 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14693 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14694 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14696 * config/sh/predicates.md (trapping_target_operand): Rename and to
14698 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14700 * config/spu/spu.c (spu_attribute_table): Make static. Move
14702 * config/v850/v850.c (v850_attribute_table): Make static. Move
14704 (v850_rtx_costs): Use local code with enum type.
14705 (expand_epilogue): Add cast.
14706 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14708 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14711 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14712 -m2a-single-only and -m2a-nofpu.
14713 * config/sh/sh.opt: Document m2a generates FPU code.
14715 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14717 * defaults.h (CAN_ELIMINATE): Provide default.
14718 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14719 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14720 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14721 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14722 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14723 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14724 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14725 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14726 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14727 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14729 2009-06-24 DJ Delorie <dj@redhat.com>
14731 * mep-ext-cop.cpu: Fix copyright notice.
14732 * mep-default: Fix copyright notice.
14733 * mep-core: Fix copyright notice.
14734 * mep: Fix copyright notice.
14735 * mep-ivc2: Fix copyright notice.
14736 * mep-c5: Fix copyright notice.
14738 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14740 * doc/contrib.texi (Contributors):
14742 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14744 PR middle-end/40501
14745 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14746 src and dst operands if necessary.
14748 2009-06-23 DJ Delorie <dj@redhat.com>
14751 * config.gcc: Add mep support.
14752 * recog.c: Resurrect validate_replace_rtx_subexp().
14753 * recog.h: Likewise.
14754 * config/mep/: Add new port:
14755 * config/mep/constraints.md: New file.
14756 * config/mep/default.h: New file.
14757 * config/mep/intrinsics.h: New file.
14758 * config/mep/intrinsics.md: New file.
14759 * config/mep/ivc2-template.h: New file.
14760 * config/mep/mep-c5.cpu: New file.
14761 * config/mep/mep-core.cpu: New file.
14762 * config/mep/mep-default.cpu: New file.
14763 * config/mep/mep-ext-cop.cpu: New file.
14764 * config/mep/mep-intrin.h: New file.
14765 * config/mep/mep-ivc2.cpu: New file.
14766 * config/mep/mep-lib1.asm: New file.
14767 * config/mep/mep-lib2.c: New file.
14768 * config/mep/mep-pragma.c: New file.
14769 * config/mep/mep-protos.h: New file.
14770 * config/mep/mep-tramp.c: New file.
14771 * config/mep/mep.c: New file.
14772 * config/mep/mep.cpu: New file.
14773 * config/mep/mep.h: New file.
14774 * config/mep/mep.md: New file.
14775 * config/mep/mep.opt: New file.
14776 * config/mep/predicates.md: New file.
14777 * config/mep/t-mep: New file.
14779 2009-06-23 Ian Lance Taylor <iant@google.com>
14781 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14782 from loose_warn into c_loose_warn and from strict_warn into
14783 c_strict_warn. Set and substitute warn_cxxflags. Check for
14784 --enable-build-with-cxx. Set and substitute
14785 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14786 * Makefile.in (CXXFLAGS): New variable.
14787 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14788 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14789 the default is the same as $(STRICT_WARN).
14790 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14791 (CXX): New variable.
14792 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14793 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14794 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14795 (HOST_LIBS): New variable.
14796 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14797 (ALL_CXXFLAGS): New variable.
14798 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14799 * doc/install.texi (Configuration): Document
14800 --enable-build-with-cxx, --with-stage1-ldflags,
14801 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14802 * configure: Rebuild.
14804 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14806 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14807 from previous commit.
14809 2009-06-23 Ian Lance Taylor <iant@google.com>
14811 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14813 2009-06-23 Ian Lance Taylor <iant@google.com>
14815 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14816 with ATTRIBUTE_UNUSED.
14818 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14819 Pat Haugen <pthaugen@us.ibm.com>
14820 Revital Eres <eres@il.ibm.com>
14822 * config.in (HAVE_AS_POPCNTD): Add default definition.
14823 (HAVE_AS_LWSYNC): Ditto.
14825 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14827 (gcc_cv_as_powerpc_cmpb): Ditto.
14828 (gcc_cv_as_powerpc_dfp): Ditto.
14829 (gcc_cv_as_powerpc_vsx): Ditto.
14830 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14831 supporting the popcntd/lwsync instructions.
14832 (gcc_cv_as_powerpc_lwsync): Ditto.
14833 * configure: Regenerate.
14835 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14836 -mcpu=native and -mcpu=power7.
14837 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14839 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14840 a variable instead of a mask to reduce the number of mask bits.
14841 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14842 (-mbit-word): Ditto.
14843 (-mregnames): Ditto.
14844 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14845 (-mfused-madd): Ditto.
14847 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14849 (-mvsx): New switch for VSX instructions.
14850 (-misel): Move from a variable to a mask to allow it to be set by
14853 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14854 function declaration to an array declaration.
14855 (rs6000_hard_regno_nregs): New external array declaration.
14857 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14858 files included by rs6000.md.
14860 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14861 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14863 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14865 (rs6000_debug_reg): New -mdebug= variables.
14866 (rs6000_debug_addr): Ditto.
14867 (rs6000_debug_cost): Ditto.
14868 (rs6000_pmode): New variable to hold Pmode.
14869 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14870 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14871 calculated at compiler start.
14872 (rs6000_hard_regno_nregs): Change function to an array which holds
14873 HARD_REGNO_NREGS calculated at compiler start.
14874 (rs6000_explicit_options): Delete isel field.
14875 (rs6000_vector_unit): New array to hold which vector unit
14876 supports arithmetic options for a given type.
14877 (rs6000_vector_mem): New array to hold which vector unit supports
14878 memory reference operations for a given type.
14879 (rs6000_vector_align): New array to given the alignment of each
14881 (power7_cost): New basic costs for power7.
14882 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14883 (rs6000_hard_regno_nregs_internal): New function, moved from
14884 HARD_REGNO_NREGS, to calculate the number of registers each hard
14885 register takes for each type.
14886 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14887 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14888 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14889 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14890 unit information here so it is calculated once at compiler startup
14892 (rs6000_override_options): Make -misel a target mask. Add more
14893 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14894 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14896 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14897 (rs6000_handle_option): Move -misel from variable to target mask.
14898 (rs6000_builtin_mask_for_load): Add VSX support.
14899 (rs6000_conditional_register_usage): Ditto.
14900 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14901 (function_arg_boundary): Ditto.
14902 (rs6000_expand_builtin): Ditto.
14903 (def_builtin): Make abort message a little friendlier.
14904 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14906 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14907 assembler support the popcntd instruction instead of a vsx
14908 instruction to enable power7 support.
14909 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14910 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14911 option to the assembler if -mcpu=native.
14912 (ASM_CPU_NATIVE_SPEC): Ditto.
14913 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14915 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14916 the lwsync instruction.
14917 (enum processor_type): Add PROCESSOR_POWER7.
14918 (rs6000_debug_reg): New -mdebug= options.
14919 (rs6000_debug_addr): Ditto.
14920 (rs6000_debug_cost): Ditto.
14921 (rs6000_isel): Delete.
14922 (enum rs6000_vector): New enum to say what vector unit we have.
14923 (VECTOR_UNIT_*): New macros to say which vector unit has
14924 arithmetic operations for a given type.
14925 (VECTOR_MEM_*): New macros to say which vector unit has memory
14926 operations for a given type.
14927 (TARGET_LDBRX): Whether the machine supports the ldbrx
14929 (TARGET_ISEL): Delete, -misel moved to be a mask.
14930 (TARGET_ISEL64): New macro for 64-bit isel support.
14931 (UNITS_PER_VSX_WORD): New macro.
14932 (POINTER_SIZE): Move to be an external variable, rather than
14933 calculating whether we are generating 32 ot 64-bit code.
14935 (STACK_BOUNDARY): Add VSX support.
14936 (LOCAL_ALIGNMENT): Ditto.
14937 (SLOW_UNALIGNED_ACCESS): Ditto.
14938 (VSX_REGNO_P): New macro for VSX support.
14939 (VFLOAT_REGNO_P): Ditto.
14940 (VINT_REGNO_P): Ditto.
14941 (VLOGICAL_REGNO_P): Ditto.
14942 (VSX_VECTOR_MODE): Ditto.
14943 (VSX_SCALAR_MODE): Ditto.
14945 (VSX_MOVE_MODE): Ditto.
14946 (VSX_REG_CLASS_P): Ditto.
14947 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14949 (UNITS_PER_SIMD_WORD): Add VSX support.
14950 (MODES_TIEABLE_P): Ditto.
14951 (STARTING_FRAME_OFFSET): Ditto.
14952 (STACK_DYNAMIC_OFFSET): Ditto.
14953 (EPILOGUE_USES): Ditto.
14954 (REGNO_REG_CLASS): Move to array lookup.
14955 (CLASS_MAX_NREGS): Ditto.
14956 (rs6000_vector_reg_class): Add declaration.
14957 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14958 overlap with the floating point and Altivec registers.
14960 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14962 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14963 give the appropriate asm switches if -mcpu=native.
14964 (host_detect_local_cpu): Add support for "asm".
14965 (host_detect_local_cpu): Follow GNU code guidelines for name.
14967 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14968 -mbit-word to a variable instead of being a target mask.
14970 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14971 emit the lwsync instruction instead of emitting the instruction as
14972 an integer constant.
14974 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14975 fixuns_trundfsi2, move expander into rs6000.md.
14977 * config/rs6000/rs6000.md (cpu): Add power7.
14978 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14979 (logical predicate patterns): Change the single instruction
14980 primitives that set CR0 to be fast_compare instead of compare.
14982 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14983 (popcntddi2): Ditto.
14984 (popcount<mode>): Ditto.
14985 (floating multiply/add insns): Name the floating point
14986 multiply/add insns.
14987 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14988 (isel_unsigned_<mode>): Ditto.
14989 (fixuns_trundfsi2): Move expander here from spe.md.
14990 (smindi3): Define if we have -misel on 64-bit systems.
14995 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14997 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14999 * config/avr/avr.c (avr_current_device): New variable.
15000 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15001 (avr_arch, mcu_type_s): Move to avr.h.
15002 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15003 default_data_section_start fields.
15004 (avr_arch): Moved from avr.c.
15005 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15006 library_name fields.
15007 (avr_current_device, avr_mcu_types, avr_arch_types,
15008 avr_device_to_arch, avr_device_to_data_start,
15009 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15010 (EXTRA_SPEC_FUNCTIONS): Define.
15011 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15012 options mapping. Use device_to_arch and device_to_data_start insted.
15013 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15014 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15015 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15016 * config/avr/driver-avr.c: New file.
15017 * config/avr/avr-devices.c: New file.
15019 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15021 * var-tracking.c (unshare_variable): Force initialized to
15022 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15023 (set_variable_part): Likewise.
15024 (struct variable_union_info): Remove pos_src field.
15025 (vui_vec, vui_allocated): New variables.
15026 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15027 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15028 == 1 use a simpler sorting algorithm. Compute pos field right
15029 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15030 Avoid quadratic comparison if !flag_var_tracking_uninit.
15031 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15032 unshare_variable unconditionally.
15033 (dataflow_set_different_2): Removed.
15034 (dataflow_set_different): Don't traverse second hash table.
15035 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15036 unconditionally to var_reg_set or var_mem_set.
15037 (emit_notes_in_bb): Likewise.
15038 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15040 (emit_note_insn_var_location): Don't set initialized to
15041 VAR_INIT_STATUS_INITIALIZED early.
15042 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15044 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15046 * tree-object-size.c (addr_object_size): Instead of checking
15047 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15048 are no FIELD_DECLs following it.
15050 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15052 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15053 order to match bswaps with signed source operands.
15055 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15057 * sdbout.c (sdbout_one_type): Fix braces in switch.
15059 2009-06-23 Richard Guenther <rguenther@suse.de>
15061 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15063 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15064 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15065 var_callused, callused_tree, var_storedanything, storedanything_tree,
15066 var_integer, integer_tree): Remove global variables.
15067 (new_var_info): Do not pass new id, append the new var to the
15068 global variable vector.
15069 (do_ds_constraint): Use is_global_var member of the variable-info.
15070 (new_scalar_tmp_constraint_exp): Adjust.
15071 (create_function_info_for): Likewise.
15072 (create_variable_info_for): Likewise.
15073 (find_what_var_points_to): Remove dead code.
15074 (init_base_vars): Simplify.
15075 (compute_points_to_sets): Adjust.
15077 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15079 * combine.c (try_combine): Dump information about the insns we're
15082 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15084 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15085 check when calling force_to_mode on TRUNCATE's operand.
15087 2009-06-22 Ian Lance Taylor <iant@google.com>
15089 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15091 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15093 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15095 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15097 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15098 override library linkage flags such as -static-libgcc or
15101 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15103 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15105 2009-06-22 Ian Lance Taylor <iant@google.com>
15107 * config/linux.opt: Put mglibc ahead of muclibc.
15109 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15110 for duplicate decls.
15112 2009-06-22 Matthias Klose <doko@ubuntu.com>
15114 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15116 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15119 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15120 instead of NULL if a parser error occurs.
15122 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15124 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15125 non-DWARF2_DEBUGGING_INFO version.
15127 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15129 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15130 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15132 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15133 (LIBGCC2_TF_CEXT): Define.
15136 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15139 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15141 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15143 * config/arm/arm.c (arm_override_options): Disable
15144 -mcaller-super-interworking and -mcallee-super-interworking.
15145 * doc/invoke.texi (ARM Options): Document this.
15147 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15149 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15150 * config/arm/constraints.md (j): New constraint for movw operands.
15151 (N): Remove thumb2 meaning.
15152 * config/arm/arm.md (*arm_movw): Delete.
15153 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15154 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15155 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15157 2009-06-22 Martin Jambor <mjambor@suse.cz>
15159 PR tree-optimization/40492
15160 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15161 build_ref_for_offset.
15163 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15165 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15166 JUMP_TABLE_DATA_P predicates where applicable.
15167 * auto-inc-dec.c: Ditto.
15168 * builtins.c: Ditto.
15169 * caller-save.c: Ditto.
15171 * cfgcleanup.c: Ditto.
15172 * cfglayout.c: Ditto.
15174 * combine.c: Ditto.
15175 * combine-stack-adj.c: Ditto.
15179 * df-scan.c: Ditto.
15181 * dwarf2asm.c: Ditto.
15182 * dwarf2out.c: Ditto.
15183 * emit-rtl.c: Ditto.
15189 * function.c: Ditto.
15192 * genpreds.c: Ditto.
15193 * genrecog.c: Ditto.
15195 * ira-costs.c: Ditto.
15196 * ira-lives.c: Ditto.
15198 * loop-iv.c: Ditto.
15199 * lower-subreg.c: Ditto.
15200 * modulo-sched.c: Ditto.
15202 * postreload.c: Ditto.
15203 * print-rtl.c: Ditto.
15205 * reginfo.c: Ditto.
15206 * regmove.c: Ditto.
15207 * reload1.c: Ditto.
15210 * rtlanal.c: Ditto.
15212 * sched-vis.c: Ditto.
15214 * sel-sched-ir.c: Ditto.
15215 * simplify-rtx.c: Ditto.
15216 * targhooks.c: Ditto.
15217 * var-tracking.c: Ditto.
15218 * vmsdbgout.c: Ditto.
15220 2009-06-22 Matthias Klose <doko@ubuntu.com>
15222 * Makefile.in (install-plugin): Always use DESTDIR.
15224 2009-06-22 Olivier Hainque <hainque@adacore.com>
15226 * config/pa/pa.c (output_call): Don't optimize post call jumps
15227 into return address adjustments if the call may throw.
15229 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15231 * arm.c (thumb1_output_casesi): New function.
15232 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15233 optimizing for size or PIC.
15234 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15235 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15236 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15237 (thumb1_casesi_internal_pic): New expand rule.
15238 (thumb1_casesi_dispatch): New pattern.
15239 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15241 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15242 in the text seciton when PIC or optimizing for size.
15243 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15244 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15245 preservation properties of code.
15246 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15247 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15248 (__gnu_thumb1_case_si): New function.
15249 * t-arm (LIB1ASMSRC): Define here.
15250 (LIB1ASMFUNCS): Add some common functions.
15251 * t-arm-elf (LIB1ASMSRC): Delete.
15252 (LIB1ASMFUNCS): Append to existing set.
15253 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15254 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15255 * t-symbian (LIB1ASMFUNCS): Likewise.
15256 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15257 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15259 2009-06-21 Richard Guenther <rguenther@suse.de>
15261 PR tree-optimization/38729
15262 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15263 to loops with a single exit if -fno-expensive-optimizations.
15265 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15267 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15268 (dataflow_set): Change vars type from htab_t to shared_hash.
15269 (shared_hash_pool, empty_shared_hash): New variables.
15270 (vars_clear): Removed.
15271 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15272 shared_hash_find_slot_unshare, shared_hash_find_slot,
15273 shared_hash_find_slot_noinsert, shared_hash_find): New
15275 (shared_hash_unshare, shared_hash_destroy): New functions.
15276 (unshare_variable): Unshare set->vars if shared, use
15278 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15279 (get_init_value, find_src_set_src, dump_dataflow_set,
15280 clobber_variable_part, emit_notes_for_differences): Use
15282 (dataflow_set_init): Remove second argument, set vars to
15283 empty_shared_hash instead of creating a new htab.
15284 (dataflow_set_clear): Call shared_hash_destroy and set vars
15285 to empty_shared_hash instead of calling vars_clear.
15286 (dataflow_set_copy): Don't call vars_copy, instead just share
15287 the src htab with dst.
15288 (variable_union): Use shared_hash_*, use initially NO_INSERT
15289 lookup if set->vars is shared. Don't keep slot cleared before
15290 calling unshare_variable. Unshare set->vars if needed.
15291 Even ->refcount == 1 vars must be unshared if set->vars is shared
15292 and var needs to be modified.
15293 (variable_canonicalize): New function.
15294 (dataflow_set_union): If dst->vars is empty, just share src->vars
15295 with dst->vars and traverse with variable_canonicalize to canonicalize
15296 and unshare what is needed.
15297 (dataflow_set_different): If old_set and new_set use the same shared
15298 htab, they aren't different. If number of htab elements is different,
15299 htabs are different. Use shared_hash_*.
15300 (dataflow_set_destroy): Call shared_hash_destroy instead of
15302 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15303 second argument to dataflow_set_init.
15304 (vt_initialize): Likewise. Initialize shared_hash_pool and
15305 empty_shared_hash, move bb in/out initialization afterwards.
15306 Use variable_htab_free instead of NULL as changed_variables del hook.
15307 (variable_was_changed): Change type of second argument to pointer to
15308 dataflow_set. When inserting var into changed_variables, bump
15309 refcount. Unshare set->vars if set is shared htab and slot needs to
15311 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15312 lookup if set->vars is shared. Unshare set->vars if needed.
15313 Even ->refcount == 1 vars must be unshared if set->vars is shared
15314 and var needs to be modified. Adjust variable_was_changed caller.
15315 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15316 vars must be unshared if set->vars is shared and var needs to be
15317 modified. Adjust variable_was_changed caller.
15318 (emit_note_insn_var_location): Don't pool_free var.
15319 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15321 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15322 free_alloc_pool on shared_hash_pool.
15324 2009-06-20 Anthony Green <green@moxielogic.com>
15326 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15327 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15329 2009-06-20 Richard Guenther <rguenther@suse.de>
15331 * tree-ssa-structalias.c (find_func_aliases): For memset use
15332 a constraint from NULL if we memset to zero.
15333 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15334 we explicitly handle that do not read from memory.
15335 (call_may_clobber_ref_p_1): Properly handle builtins that may
15338 2009-06-20 Richard Guenther <rguenther@suse.de>
15340 PR tree-optimization/40495
15341 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15342 (new_scalar_tmp_constraint_exp): New function.
15343 (process_constraint): Do not create temporary decls.
15344 (process_all_all_constraints): Likewise.
15345 (handle_const_call): Likewise.
15346 (create_function_info_for): Do not set decl.
15348 2009-06-19 Ian Lance Taylor <iant@google.com>
15350 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15351 (rs6000_attribute_table): Make static; move before use.
15353 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15355 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15356 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15357 Propagate the TREE_READONLY flag without overwriting it.
15358 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15359 Propagate the TREE_READONLY flag onto the result.
15360 (process_call_operands): Move around. Use correct constant value.
15362 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15365 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15366 * config/arm/arm.md: Likewise.
15368 2009-06-19 Ian Lance Taylor <iant@google.com>
15370 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15371 to GIMPLE_ERROR_MARK.
15373 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15374 op2_original_type parameters. Warn about using different enum types.
15375 * c-parser.c (c_parser_conditional_expression): Pass original
15376 types to build_conditional_expr.
15377 * c-tree.h (build_conditional_expr): Update declaration.
15379 2009-06-19 Ian Lance Taylor <iant@google.com>
15381 * config/i386/i386.c (ix86_function_specific_save): Test that
15382 fields match values, rather than testing the values are in a
15385 2009-06-19 Richard Guenther <rguenther@suse.de>
15387 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15388 ADDR_EXPR pointers.
15389 (ptr_derefs_may_alias_p): Likewise.
15390 (ptr_deref_may_alias_ref_p_1): New function.
15391 (ptr_deref_may_alias_ref_p): Likewise.
15392 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15393 covered by looking at the ESCAPED solution.
15394 (call_may_clobber_ref_p_1): Likewise.
15395 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15396 Handle NULL_TREE offset. Do not produce redundant constraints.
15397 (process_all_all_constraints): New helper function.
15398 (do_structure_copy): Use it.
15399 (handle_lhs_call): Likewise.
15400 (find_func_aliases): Handle some builtins with pointer arguments
15401 and/or return values explicitly.
15403 2009-06-19 Ian Lance Taylor <iant@google.com>
15405 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15407 2009-06-19 Ian Lance Taylor <iant@google.com>
15409 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15411 2009-06-19 Ian Lance Taylor <iant@google.com>
15413 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15414 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15417 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15418 uninitialized const.
15420 2009-06-19 Ian Lance Taylor <iant@google.com>
15422 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15425 * c-decl.c (in_struct, struct_types): Remove.
15426 (struct c_binding): Add in_struct field.
15427 (c_binding_ptr): Define type, along with VEC.
15428 (struct c_struct_parse_info): Define.
15429 (struct_parse_info): New static variable.
15430 (bind): Initialize in_struct field.
15431 (start_struct): Remove enclosing_in_struct and
15432 enclosing_struct_types parameters. Add
15433 enclosing_struct_parse_info parameter. Change all callers. Set
15434 struct_parse_info rather than in_struct and struct_types.
15435 (grokfield): If -Wc++-compat and there is a symbol binding for the
15436 field name, set the in_struct flag and push it on the
15437 struct_parse_info->fields vector.
15438 (warn_cxx_compat_finish_struct): New static function.
15439 (finish_struct): Remove enclosing_in_struct and
15440 enclosing_struct_types parameters. Add
15441 enclosing_struct_parse_info parameter. Change all callers. Don't
15442 set C_TYPE_DEFINED_IN_STRUCT here. Call
15443 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15444 parameter. Only push on struct_types if warn_cxx_compat.
15445 (finish_enum): Only push on struct_types if warn_cxx_compat.
15446 (declspecs_add_type): Add loc parameter. Change all callers.
15447 Change all error calls to error_at. Pass loc, not input_location,
15448 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15449 defined in a struct. If -Wc++-compat and parsing a struct, record
15450 that a typedef name was used.
15451 * c-parser.c (c_parser_declspecs): Get location to pass to
15452 declspecs_add_type.
15453 (c_parser_struct_or_union_specifier): Update calls to start_struct
15455 * c-tree.h (struct c_struct_parse_info): Declare.
15456 (finish_struct, start_struct): Update declarations.
15457 (declspecs_add_type): Update declaration.
15459 2009-06-19 Ian Lance Taylor <iant@google.com>
15461 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15462 variable with an anonymous type.
15464 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15466 * see.c: Remove for real.
15468 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15470 * optabs.h (enum optab_index): Add new OTI_significand.
15471 (significand_optab): Define corresponding macro.
15472 * optabs.c (init_optabs): Initialize significand_optab.
15473 * genopinit.c (optabs): Implement significand_optab using
15474 significand?f2 patterns.
15475 * builtins.c (expand_builtin_mathfn): Handle
15476 BUILT_IN_SIGNIFICAND{,F,L}.
15477 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15478 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15480 * config/i386/i386.md (significandxf2, significand<mode>2): New
15481 expanders to implement significandf, significand and significandl
15482 built-ins as inline x87 intrinsics.
15484 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15486 * config/avr/avr.c (avr_override_options): Remove setting value of
15487 PARAM_INLINE_CALL_COST.
15489 2009-06-18 Richard Henderson <rth@redhat.com>
15492 * tree-pass.h (TDF_ASMNAME): New.
15493 * tree-dump.c (dump_options): Add asmname.
15494 * doc/invoke.texi: Document it.
15496 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15497 (dump_decl_name): ...here.
15498 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15499 (dump_generic_node): Update dump_function_name calls.
15500 (print_call_name): New flags arg; update all dump calls.
15501 * diagnostic.h (print_call_name): Update.
15502 * gimple-pretty-print.c (dump_gimple_call): Update.
15504 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15507 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15509 2009-06-18 Diego Novillo <dnovillo@google.com>
15511 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15512 * plugin.c (str_license): Declare.
15513 (try_init_one_plugin): Assert that the symbol
15514 'plugin_is_GPL_compatible' exists.
15516 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15519 * Makefile.in (OBJS-common): Remove see.o.
15521 * common.opt (fsee): Mark as preserved for backward compatibility.
15522 * opts.c (common_handle_option): Add OPT_fsee to the backward
15523 compatibility section.
15524 * passes.c (init_optimization_passes, pass_see): Remove pass.
15525 * timevar.def (TV_SEE): Remove.
15526 * tree-pass.h (pass_see): Remove declaration.
15527 * doc/invoke.texi (-fsee): Remove documentation.
15529 2009-06-18 Martin Jambor <mjambor@suse.cz>
15531 * tree-sra.c: Include statistics.h
15532 (sra_stats): New variable.
15533 (sra_initialize): Clear sra_stats.
15534 (create_access_replacement): Increment sra_stats.replacements.
15535 (get_access_replacement): Do not return twice.
15536 (analyze_all_variable_accesses): Increment statistics counter by the
15537 number of scalarized aggregates.
15538 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15539 (sra_modify_expr): Increment sra_stats.exprs.
15540 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15541 (sra_modify_assign): Increment sra_stats.exprs,
15542 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15543 (perform_intra_sra): Update statistics counters.
15544 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15546 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15548 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15549 (arm_scalar_mode_supported_p): New function.
15551 2009-06-18 Paul Brook <paul@codesourcery.com>
15552 Sandra Loosemore <sandra@codesourcery.com>
15554 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15555 (__extendhfsf2, __truncsfhf2): Define.
15556 * config/arm/fp16.c: New file.
15557 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15558 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15560 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15562 * doc/extend.texi (Half-Precision): New section.
15563 * doc/invoke.texi (Option Summary): List -mfp16-format.
15564 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15565 * config/arm/arm.opt (mfp16-format=): New.
15566 * config/arm/arm.c: Include intl.h.
15567 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15568 (TARGET_INVALID_RETURN_TYPE): Redefine.
15569 (TARGET_PROMOTED_TYPE): Redefine.
15570 (TARGET_CONVERT_TO_TYPE): Redefine.
15571 (arm_fp16_format): Define.
15572 (all_fpus): Add entry for neon-fp16.
15573 (fp_model_for_fpu): Likewise.
15574 (struct fp16_format): Declare.
15575 (all_fp16_formats): Define.
15576 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15578 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15580 (arm_legitimate_index_p): Treat HFmode like HImode.
15581 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15582 (coproc_secondary_reload_class): Special-case HFmode.
15583 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15584 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15585 (arm_init_fp16_builtins): New.
15586 (arm_init_builtins): Call it.
15587 (arm_invalid_parameter_type): New.
15588 (arm_invalid_return_type): New.
15589 (arm_promoted_type): New.
15590 (arm_convert_to_type).
15591 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15593 (arm_emit_fp16_const): New function.
15594 (arm_mangle_type): Mangle __fp16 as "Dh".
15595 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15597 (TARGET_NEON_FP16): New.
15598 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15599 (enum fputype): Add FPUTYPE_NEON_FP16.
15600 (enum arm_fp16_format_type): Declare.
15601 (arm_fp16_format): Declare.
15602 (LARGEST_EXPONENT_IS_NORMAL): Define.
15603 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15604 * config/arm/arm-modes.def (HFmode): Define.
15605 * config/arm/vfp.md (*movhf_vfp): New.
15606 (extendhfsf2): New.
15608 * config/arm/arm.md (fpu): Add neon_fp16.
15609 (floatsihf2, floatdihf2): New.
15610 (fix_trunchfsi2, fix_trunchfdi2): New.
15612 (extendhfdf2): New.
15614 (*arm32_movhf): New.
15615 (*thumb1_movhf): New.
15616 (consttable_2): Add check for HFmode constants.
15617 (consttable_4): Handle HFmode constants.
15619 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15621 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15623 2009-06-17 Olivier Hainque <hainque@adacore.com>
15625 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15626 const char ** conversion in AIX specific section.
15628 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15630 * config/i386/i386.c (ix86_special_builtin_type): Remove
15631 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15632 (bdesc_special_args): Updated.
15633 (ix86_init_mmx_sse_builtins): Likewise.
15634 (ix86_expand_special_args_builtin): Likewise.
15636 2009-06-17 Richard Henderson <rth@redhat.com>
15638 * tree-pretty-print.c (maybe_dump_asm_name): New.
15639 (dump_decl_name): Use it.
15640 (PRINT_FUNCTION_NAME): Merge into...
15641 (dump_function_name): ... here. Use maybe_dump_asm_name.
15643 2009-06-17 Cary Coutant <ccoutant@google.com>
15645 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15647 * debug.c (struct gcc_debug_hooks): Change placeholder for
15649 (debug_nothing_int_charstar_int): Replaced by...
15650 (debug_nothing_int_charstar_int_bool): ...this.
15651 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15652 source_line prototype.
15653 (debug_nothing_int_charstar_int): Replaced by...
15654 (debug_nothing_int_charstar_int_bool): ...this.
15655 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15656 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15657 Output is_stmt operand when necessary.
15658 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15659 (notice_source_line): Add is_stmt parameter.
15660 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15661 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15663 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15664 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15666 2009-06-17 Ian Lance Taylor <iant@google.com>
15668 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15670 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15673 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15675 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15676 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15677 tree_strip_sign_nop_conversions and
15678 tree_ssa_strip_useless_type_conversions rather than stripping
15679 the operations here.
15680 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15682 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15683 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15684 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15685 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15688 2009-06-17 Michael Eager <eager@eagercon.com>
15690 * config/rs6000/constraints.md (register_constraint "d"): New.
15691 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15692 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15693 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15694 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15695 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15696 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15697 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15698 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15699 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15700 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15702 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15703 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15704 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15705 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15706 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15707 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15708 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15709 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15710 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15711 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15712 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15713 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15714 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15715 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15717 2009-06-16 Ian Lance Taylor <iant@google.com>
15719 * profile.c (total_num_never_executed): Don't define.
15720 (compute_branch_probabilities): Don't count or print
15721 num_never_executed.
15722 (init_branch_prob): Don't set total_num_never_executed.
15723 (end_branch_prob): Don't print total_num_never_executed.
15725 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15727 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15729 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15731 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15732 (nabstd2_fpr): Same.
15734 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15736 * expr.c (expand_assignment): Change complex type check.
15738 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15740 * doc/plugins.texi (Building GCC plugins): Added new section.
15742 2009-06-17 Ian Lance Taylor <iant@google.com>
15744 * c-pch.c (get_ident): Don't set size of templ array.
15745 (pch_init): Don't set size of partial_pch array.
15747 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15748 string constant to intialize an array whose size is the length of
15751 2009-06-17 Richard Guenther <rguenther@suse.de>
15753 PR tree-optimization/40389
15754 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15755 to addressable types.
15756 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15758 2009-06-17 Richard Guenther <rguenther@suse.de>
15760 PR middle-end/40460
15761 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15762 if there is no evolution of left in the loop bail out.
15763 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15764 chrec_fold_multiply.
15766 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15767 Janis Johnson <janis187@us.ibm.com>
15770 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15771 for the symbol ref of a constant that is the source of a move
15772 - nor for any other not-obvious-label-ref constants.
15774 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15776 * plugin.c (position_pass): Skip newly inserted pass during list
15777 traversal to avoid repeated insertion.
15779 2009-06-16 Ian Lance Taylor <iant@google.com>
15781 * vec.h (VEC_stack_alloc): Define different version if
15782 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15783 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15784 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15785 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15787 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15789 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15791 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15792 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15793 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15794 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15795 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15796 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15797 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15798 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15799 __builtin_ia32_rdtscp.
15800 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15801 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15802 and __builtin_ia32_rorhi.
15803 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15804 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15805 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15806 (ix86_expand_args_builtin): Likewise.
15807 (ix86_expand_special_args_builtin): Likewise.
15809 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15810 (UNSPECV_RDTSC): Likewise.
15811 (UNSPECV_RDPMC): Likewise.
15812 (*bsr): Renamed to ...
15814 (*bsr_rex64): Renamed to ...
15817 (*rdpmc): Likewise.
15818 (*rdpmc_rex64): Likewise.
15820 (*rdtsc): Likewise.
15821 (*rdtsc_rex64): Likewise.
15822 (rdtscp): Likewise.
15823 (*rdtscp): Likewise.
15824 (*rdtscp_rex64): Likewise.
15826 * config/i386/ia32intrin.h: New.
15828 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15830 2009-06-16 Ian Lance Taylor <iant@google.com>
15832 * ira-build.c (copy_info_to_removed_store_destinations):
15833 Initialize parent_a.
15835 2009-06-16 Ian Lance Taylor <iant@google.com>
15837 * c-decl.c (grokdeclarator): Change size_varies to bool.
15839 2009-06-16 Ian Lance Taylor <iant@google.com>
15841 * sel-sched.c: Make forward declarations of move_op_hooks and
15842 fur_hooks explicitly extern.
15844 2009-06-16 Ian Lance Taylor <iant@google.com>
15846 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15847 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15849 2009-06-16 Ian Lance Taylor <iant@google.com>
15851 * resource.c (mark_referenced_resources): Change
15852 include_delayed_effects parameter to bool. Change all callers.
15853 (mark_end_of_function_resources): Likewise.
15854 * reorg.c (insn_references_resource_p): Likewise.
15855 (insn_sets_resource_p): Likewise.
15856 * resource.h (mark_referenced_resources): Update declaration.
15857 (mark_end_of_function_resources): Update declaration.
15859 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15861 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15863 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15865 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15866 GCC can bootstrap on AIX with GNU Binutils 2.20.
15868 2009-06-16 Ian Lance Taylor <iant@google.com>
15870 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15872 2009-06-16 Ian Lance Taylor <iant@google.com>
15874 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15875 inline, not extern inline.
15876 (exact_log2): Likewise.
15877 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15879 (exact_log2): Likewise, but don't test CTZ_HWI.
15881 2009-06-16 Ian Lance Taylor <iant@google.com>
15883 * bitmap.c (bitmap_clear): Don't declare as inline.
15884 * gimple.c (gimplify_assign): Likewise.
15885 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15886 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15887 (sched_scan_info): Remove duplicate definition.
15889 2009-06-16 Ian Lance Taylor <iant@google.com>
15891 * c-common.c (skip_evaluation): Don't define.
15892 (c_inhibit_evaluation_warnings): Define global variable.
15893 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15894 than skip_evaluation.
15895 (convert_and_check, warn_for_div_by_zero): Likewise.
15896 * c-common.h (skip_evaluation): Don't declare.
15897 (c_inhibit_evaluation_warnings): Declare.
15898 * c-parser.c (c_parser_typeof_specifier): Set
15899 c_inhibit_evaluation_warnings rather than skip_evaluation.
15900 (c_parser_conditional_expression): Likewise.
15901 (c_parser_binary_expression): Likewise.
15902 (c_parser_sizeof_expression): Likewise.
15903 (c_parser_alignof_expression): Likewise.
15904 * c-typeck.c (build_indirect_ref): Check
15905 c_inhibit_evaluation_warnings rather than skip_evaluation.
15906 (build_conditional_expr, build_binary_op): Likewise.
15908 2009-06-16 Richard Guenther <rguenther@suse.de>
15910 * tree-ssa-alias.c (is_escape_site): Remove.
15911 * tree-ssa-alias.h (enum escape_type): Remove.
15912 (is_escape_site): Likewise.
15913 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15914 via casts and asms without deferring to is_escape_site.
15916 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15918 PR middle-end/40446
15919 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15920 use gen_lowpart if op0 has complex mode.
15922 2009-06-16 Richard Guenther <rguenther@suse.de>
15924 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15925 variables add them to ESCAPED.
15926 (find_func_aliases): Do not make all indirectly stored values escaped.
15928 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15930 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15931 make_decl_one_only.
15933 2009-06-16 Martin Jambor <mjambor@suse.cz>
15935 PR tree-optimization/40432
15936 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15937 check whether we need to force gimple register operand.
15939 2009-06-16 Martin Jambor <mjambor@suse.cz>
15941 PR tree-optimization/40413
15942 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15943 build_ref_for_offset.
15944 (propagate_subacesses_accross_link): Fix a typo in a comment.
15946 2009-06-16 Ira Rosen <irar@il.ibm.com>
15948 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15949 with additional parameter.
15950 * tree-vectorizer.h (enum vect_def_type): Add new value
15952 (enum vect_relevant): Add comments.
15953 (vect_is_simple_reduction): Add new argument.
15954 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15955 Detect nested cycles.
15956 (vect_is_simple_reduction): Update documentation, add an argument to
15957 distinguish inner-loop reduction from nested cycle, detect nested
15958 cycles, fix printings and indentation, don't swap operands in case
15960 (get_initial_def_for_reduction): Handle subtraction.
15961 (vect_create_epilog_for_reduction): Add new argument to specify
15962 reduction variable.
15963 (vect_finalize_reduction): Handle subtraction, fix comments.
15964 (vectorizable_reduction): Handle nested cycles. In case of nested
15965 cycle keep track of the reduction variable position. Call
15966 vect_is_simple_reduction with additional parameter. Use original
15967 statement code in reduction epilogue for nested cycle. Call
15968 vect_create_epilog_for_reduction with additional parameter.
15969 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15970 inner-loop vectorization.
15971 (vect_recog_widen_sum_pattern): Likewise.
15972 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15974 (vect_mark_stmts_to_be_vectorized): Likewise.
15975 (vect_get_vec_def_for_operand): Handle nested cycles.
15977 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15979 * doc/invoke.texi (Debugging Options): Fix option index entries
15980 for -fdump-statistics, -frandom-seed add entries for
15981 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15982 (FRV Options): Fix entries for -mTLS, -mtls.
15983 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15984 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15985 (M68hc1x Options): Fix @itemx for -mnominmax.
15986 (MCore Options): Fix entry for -mno-lsim.
15987 (MMIX Options): Fix entry for -mabi=mmixware.
15988 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15990 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15992 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15993 Mention the plugin mode of gengtype.
15994 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15995 * gengtype.c: Updated copyright.
15996 (plugin_files, nb_plugin_files) Added new static variables.
15997 (measure_input_list) Care about plugin_files.
15998 (write_rtx_next): Added early return in plugin mode.
15999 (create_file): Updated copyright year in generated file. Added
16001 (oprintf): Added early return if NULL outf.
16002 (get_output_file_with_visibility): Care of plugin_files.
16003 (get_output_file_name): May return null.
16004 (write_local): Added early return.
16005 (put_mangled_filename): Ditto.
16006 (finish_root_table): Added check for base_files.
16007 (write_roots): Care about null when plugins.
16008 (main): Added plugin mode.
16010 2009-06-15 Ian Lance Taylor <iant@google.com>
16012 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16013 * gcov.c (read_count_file): Add braces around variables declared
16016 * c.opt (Wjump-misses-init): New warning.
16017 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16018 -Wall and -Wc++-compat if not already set.
16019 (c_common_post_options): Clear warn_jump_misses_init if it was not
16021 * c-decl.c (struct c_binding): Change type field to a union with
16022 new label field. Make it the first field in the struct. Update
16023 references to type to use u.type instead.
16024 (struct c_spot_bindings): Define.
16025 (struct c_goto_bindings): Define.
16026 (c_goto_bindings_p): Define, along with VECs.
16027 (struct c_label_vars): Define.
16028 (struct c_scope): Add has_label_bindings field.
16029 (bind_label, set_spot_bindings): New static functions.
16030 (decl_jump_unsafe, update_spot_bindings): New static functions.
16031 (update_label_decls): New static function.
16032 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16033 Update binding u.label field to shadowed field.
16034 (c_binding_start_stmt_expr): New function.
16035 (c_binding_end_stmt_expr): New function.
16036 (pushdecl): Don't call c_begin_vm_scope.
16037 (make_label): Add defining and p_label_vars parameters. Change
16039 (lookup_label): Correct test for whether a label has not yet been
16040 defined. Call bind_label rather than bind.
16041 (warn_about_goto): New static function.
16042 (lookup_label_for_goto): New function.
16043 (declare_label): Call bind_label rather than bind.
16044 (check_earlier_gotos): New static function.
16045 (define_label): Don't give errors about jumping into statement
16046 expressions or scopes of variably modified types. Call
16047 set_spot_bindings and check_earlier_gotos. Call bind_label
16048 instead of bind. Don't set label_context_stack_se or
16049 label_context_stack_vm.
16050 (c_get_switch_bindings): New function.
16051 (c_release_switch_bindings): New function.
16052 (c_check_switch_jump_warnings): New function.
16053 (start_function): Don't set label_context_stack_se or
16054 label_context_stack_vm.
16055 (finish_function): Likewise.
16056 * c-typeck.c (label_context_stack_se): Don't define.
16057 (label_context_stack_vm): Don't define.
16058 (c_finish_goto_label): Call lookup_label_for_goto rather than
16059 lookup_label. Don't give errors about jumping into a statement
16060 expression or the scope of a variably modified type. Don't set
16061 label_context_stack_se or label_context_stack_vm.
16062 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16063 fields. Add bindings field.
16064 (c_start_case): Don't set deleted fields. Set bindings field.
16065 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16066 or blocked_vm. Call c_check_switch_jump_warnings.
16067 (c_finish_case): Don't test blocked_stmt_expr field. Call
16068 c_release_switch_bindings.
16069 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16070 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16071 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16072 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16073 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16074 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16075 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16076 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16077 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16078 (C_DECL_UNJUMPABLE_VM): Don't define.
16079 (C_DECL_UNDEFINABLE_VM): Don't define.
16080 (struct c_label_list): Don't define.
16081 (struct c_label_context_se): Don't define.
16082 (struct c_label_context_vm): Don't define.
16083 (struct c_spot_bindings): Declare.
16084 (c_bindings_start_stmt_expr): Declare.
16085 (c_bindings_end_stmt_expr): Declare.
16086 (lookup_label_for_goto): Declare.
16087 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16088 (c_check_switch_jump_warnings): Declare.
16089 (label_context_stack_se, label_context_stack_vm): Don't declare.
16090 (c_finish_goto_label): Update declaration.
16091 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16092 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16093 (Warning Options): Document -Wjump-misses-init.
16095 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16097 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16100 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16102 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16104 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16106 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16108 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16110 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16112 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16114 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16115 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16116 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16117 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16118 * dwarf2asm.c (dw2_force_const_mem): Update call to
16119 make_decl_one_only.
16120 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16121 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16122 * langhooks.c (lhd_comdat_group): Remove.
16123 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16124 * tree.h (DECL_COMDAT_GROUP): New.
16125 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16126 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16127 (make_decl_one_only): Change signature.
16128 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16129 make_decl_one_only.
16130 (make_decl_one_only): Change signature.
16131 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16133 2009-06-15 Richard Guenther <rguenther@suse.de>
16135 PR middle-end/40439
16136 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16138 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16140 * tree-ssa-math-opts.c: Remove extra divide.
16142 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16144 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16146 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16148 * passes.c: Add bswap pass.
16149 * tree-pass.h: Add pass_optimize_bswap declaration.
16150 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16151 Include rtl.h, expr.h and optabs.h for optab_handler check.
16152 (struct symbolic_number, pass_optimize_bswap): New definition.
16153 (do_shift_rotate, verify_symbolic_number_p): New functions.
16154 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16155 (gate_optimize_bswap): New function.
16156 * tree.c (widest_int_cst_value): New function.
16157 * tree.h (widest_int_cst_value): Prototype added.
16159 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16161 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16162 REG_EQUAL/REG_EQUIV notes.
16164 2009-06-14 Richard Guenther <rguenther@suse.de>
16166 PR middle-end/40389
16167 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16168 has its address taken if NRV was applied and it is addressable.
16169 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16170 function split out from ...
16171 (get_constraint_for_1): ... here.
16172 (handle_rhs_call): Use it to mark the return slot escaped if
16173 it is addressable and NRV was applied.
16175 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16177 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16178 Change first argument type to location_t.
16179 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16180 Do not set input_location.
16181 Use loc instead of input_location throughout.
16183 2009-06-13 Richard Guenther <rguenther@suse.de>
16185 PR tree-optimization/40421
16186 * tree-predcom.c (should_unroll_loop_p): Remove.
16187 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16189 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16191 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16192 Add location argument.
16194 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16196 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16198 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16199 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16200 * config/spu/spu-protos.h: Add location to
16201 spu_resolve_overloaded_builtin.
16202 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16203 spu_build_builtin_va_list.
16204 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16205 argument. Pass location to build_function_call_vec.
16206 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16208 (emit_fpu_switch): Same.
16209 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16210 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16211 to build_decl and create_artificial_label.
16212 (xtensa_gimplify_va_arg_expr): Same.
16213 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16214 (xstormy16_gimplify_va_arg_expr): Same.
16215 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16216 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16217 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16218 (mips16_build_function_stub): Same.
16219 (mips16_build_call_stub): Same.
16221 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16224 * arm/constraints.md (Pa, Pb): New constraints.
16225 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16226 split pattern to deal with them.
16228 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16230 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16231 fix index entry for -Xpreprocessor.
16233 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16235 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16236 Add location argument to build_decl call.
16237 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16238 (rs6000_init_builtins): Same.
16239 (spe_init_builtins): Same.
16240 (rs6000_gimplify_va_arg): Add location argument to
16241 create_artificial_label call.
16243 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16245 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16246 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16247 * Makefile.in: Fix GGC dependency for gcse.o.
16249 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16251 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16252 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16253 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16255 * c-parser.c (c_parser_binary_expression): Use current column while
16256 building binary operations.
16257 * common.opt (fshow-column): Enable by default.
16258 * tree-vrp.c (check_array_ref): Use warning_at.
16259 (check_array_bounds): Use location from call back if expr has no
16261 * tree.h: Add location argument to maybe_fold_*.
16262 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16263 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16264 (maybe_fold_offset_to_component_ref): Same.
16265 (maybe_fold_offset_to_reference): Same.
16266 (maybe_fold_offset_to_address): Same.
16267 (maybe_fold_stmt_indirect): Same.
16268 (maybe_fold_stmt_addition): Same.
16269 (fold_stmt_r): Pass location to maybe_fold_*.
16270 (fold_gimple_assign): Same.
16271 * c-tree.h: Add location argument to finish_decl,
16272 default_function_array_conversion, store_init_value.
16273 * c-decl.c (define_label): Use error_at.
16274 (c_make_fname_decl): Pass location to finish_decl.
16275 (finish_decl): New location argument.
16276 (build_compound_literal): Pass location to store_init_value.
16277 (grokdeclarator): Pass location to finish_decl.
16279 * c-typeck.c (array_to_pointer_conversion): New location argument.
16280 (function_to_pointer_conversion): Same.
16281 (default_function_array_conversion): Same.
16282 (parser_build_unary_op): Pass location to overflow_warning.
16283 (parser_build_binary_op): Same. Use warning_at.
16284 (build_unary_op): Pass location to array_to_pointer_conversion.
16285 (build_c_cast): Pass location to digest_init.
16286 (build_modify_expr): New location argument.
16287 (convert_for_assignment): Same.
16288 (store_init_value): Same.
16289 (digest_init): Same.
16290 (output_init_element): Pass location to digest_init and
16291 array_to_pointer_conversion.
16292 (c_finish_return): Pass location to convert_for_assignment.
16293 * gimplify.c (gimplify_conversion): Pass location to
16294 maybe_fold_offset_to_address.
16295 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16296 to maybe_fold_stmt_addition.
16297 * c-omp.c (c_finish_omp_atomic): Pass new location to
16299 (c_finish_omp_for): Same.
16300 * c-common.c (overflow_warning): New argument.
16301 * c-common.h: New argument to build_modify_expr, overflow_warning.
16302 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16304 (c_parser_initializer): Pass location to
16305 default_function_array_conversion.
16306 (c_parser_initelt): Same.
16307 (c_parser_initval): Same.
16308 (c_parser_asm_operands): Same.
16309 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16310 (c_parser_conditional_expression): Same.
16311 (c_parser_binary_expression): Add location info to stack. Use it.
16312 (c_parser_unary_expression): Pass location to
16313 default_function_array_conversion, parser_build_unary_op,
16314 build_indirect_ref, c_parser_postfix_expression_after_primary.
16315 (c_parser_postfix_expression_after_primary): New location argument.
16317 (c_parser_expression_conv): Pass location to
16318 default_function_array_conversion.
16319 (c_parser_expr_list): Same.
16320 (c_parser_omp_atomic): Same.
16321 (c_parser_omp_for_loop): Same.
16322 * c-tree.h (struct c_declarator): Add comment to id_loc.
16323 (build_array_declarator): New argument.
16324 * c-decl.c (build_array_declarator): Add location argument.
16325 (grokdeclarator): Set id_loc for cdk_array.
16326 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16327 build_array_declarator.
16328 * tree.c (build_omp_clause): Add location argument.
16329 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16330 (OMP_CLAUSE_LOCATION): New macro.
16331 (struct tree_omp_clause): Add location field.
16332 (build_omp_clause): Add argument.
16333 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16335 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16336 (cp_parser_omp_clause_collapse): Same.
16337 (cp_parser_omp_clause_default): Same.
16338 (cp_parser_omp_clause_if): Same.
16339 (cp_parser_omp_clause_nowait): Same.
16340 (cp_parser_omp_clause_num_threads): Same.
16341 (cp_parser_omp_clause_ordered): Same.
16342 (cp_parser_omp_clause_schedule): Same.
16343 (cp_parser_omp_clause_untied): Same.
16344 (cp_parser_omp_for_loop): Same.
16345 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16346 * c-tree.h (c_start_case): Add location argument.
16347 (c_process_expr_stmt): Same.
16348 (c_finish_goto_*): Same.
16349 * tree-parloops.c (initialize_reductions): Pass location to
16351 (create_parallel_loop): Same.
16352 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16353 (gfc_trans_omp_reduction_list): Same.
16354 (gfc_trans_omp_clauses): Same.
16355 (gfc_trans_omp_do): Same.
16356 * c-typeck.c (c_finish_goto_label): Same.
16357 (c_finish_goto_ptr): New location argument.
16358 (c_start_case): Same.
16359 (emit_side_effect_warnings): Same.
16360 (c_process_expr_stmt): Same.
16361 (c_finish_stmt_expr): Same.
16362 (c_finish_omp_clauses): Use error_at instead of error.
16363 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16365 * c-omp.c (c_split_parallel_clauses): New location argument.
16366 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16367 to build_omp_clause.
16368 (convert_local_reference_stmt): Same.
16369 (convert_gimple_call): Same.
16370 * c-common.h (c_split_parallel_clauses): New argument.
16371 * c-parser.c (c_parser_statement_after_labels): Pass location to
16372 c_finish_goto_label.
16373 (c_parser_switch_statement): Pass location to c_start_case.
16374 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16375 and c_process_expr_stmt.
16376 (c_parser_omp_variable_list): Add location argument.
16377 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16378 (c_parser_omp_clause_default): Same.
16379 (c_parser_omp_clause_if): Same.
16380 (c_parser_omp_clause_num_threads): Same.
16381 (-c_parser_omp_clause_ordered): Same.
16382 (c_parser_omp_clause_reduction): Pass location to
16383 c_parser_omp_variable_list.
16384 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16385 (c_parser_omp_clause_untied): Same.
16386 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16387 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16389 * c-tree.h (check_for_loop_decls, undeclared_variable,
16390 build_component_ref, build_array_ref, build_external_ref,
16391 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16392 build_conditional_expr, build_compound_expr, c_cast_expr,
16393 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16394 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16396 * c-semantics.c (build_stmt): Same.
16397 (build_case_label): Same.
16398 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16399 (undeclared_variable): New argument.
16400 (make_label): Same.
16401 (lookup_label): Pass location on down.
16402 (define_label): Same.
16403 (finish_decl): Same.
16404 (build_compound_literal): Same.
16405 (finish_struct): Same.
16406 (finish_function): Do not set location here.
16407 (check_for_loop_decls): New argument.
16408 * tree.c (save_expr): Set location.
16409 (build_empty_stmt): New argument.
16410 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16411 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16412 * builtins.c (gimplify_va_arg_expr): Use locations.
16413 (expand_builtin_sync_operation): Same.
16414 * c-typeck.c (build_component_ref): New argument.
16415 (build_array_ref): Same.
16416 (build_external_ref): Same.
16417 (c_expr_sizeof_expr): Same.
16418 (c_expr_sizeof_type): Same.
16419 (parser_build_unary_op): Same.
16420 (build_conditional_expr): Same.
16421 (build_compound_expr): Pass location on down.
16422 (build_compound_expr): New argument.
16423 (build_c_cast): Same.
16424 (c_cast_expr): Same.
16425 (build_asm_expr): Same.
16426 (c_finish_return): Same.
16427 (c_process_expr_stmt): Pass location on down.
16428 (c_finish_stmt_expr): New argument.
16429 (push_clenaup): Same.
16430 (c_finish_omp_parallel): Same.
16431 (c_finish_omp_task): Same.
16432 * gimplify.c (gimplify_call_expr): Pass location on down.
16433 * c-omp.c (c_finish_omp_master): New argument.
16434 (c_finish_omp_critical): Same.
16435 (c_finish_omp_ordered): Same.
16436 (c_finish_omp_barrier): Same.
16437 (-c_finish_omp_taskwait): Same.
16438 (c_finish_omp_atomic): Same.
16439 (c_finish_omp_flush): Same.
16440 * tree-inline.c (copy_tree_body_r): Pass location on down.
16441 (inline_forbidden_p): Remove use of input_location.
16442 * c-gimplify.c (c_build_bind_expr): New argument.
16443 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16444 (c_sizeof_or_alignof_type): New argument.
16445 (c_alignof_expr): Same.
16446 (build_va_arg): Same.
16447 (c_add_case_label): Same.
16448 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16449 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16450 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16451 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16452 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16453 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16455 * stub-objc.c (objc_build_selector_expr): Same.
16456 (objc_build_throw_stmt): Same.
16457 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16458 (c_parser_initelt): Same.
16459 (c_parser_compound_statement): Same.
16460 (c_parser_compound_statement_nostart): Same.
16461 (c_parser_label): Same.
16462 (c_parser_statement_after_labels): Same.
16463 (c_parser_if_body): Same.
16464 (c_parser_else_body): Same.
16465 (c_parser_if_statement): Same.
16466 (c_parser_switch_statement): Same.
16467 (c_parser_while_statement): Same.
16468 (c_parser_do_statement): Same.
16469 (c_parser_for_statement): Same.
16470 (c_parser_asm_statement): Same.
16471 (c_parser_conditional_expression): Same.
16472 (c_parser_binary_expression): Same.
16473 (c_parser_cast_expression): Same.
16474 (c_parser_unary_expression): Same.
16475 (c_parser_sizeof_expression): Same.
16476 (c_parser_alignof_expression): Same.
16477 (c_parser_postfix_expression): Same.
16478 (c_parser_expression): Same.
16479 (c_parser_objc_receiver): Same.
16480 (c_parser_omp_variable_list): Same.
16481 (c_parser_omp_structured_block): Same.
16482 (c_parser_omp_atomic): New argument.
16483 (c_parser_omp_barrier): Same.
16484 (c_parser_omp_critical): Same.
16485 (c_parser_omp_flush): Pass location on down.
16486 (c_parser_omp_for_loop): New argument.
16487 (c_parser_omp_for): Same.
16488 (c_parser_omp_master): Same.
16489 (c_parser_omp_ordered): Same.
16490 (c_parser_omp_sections_scope): Same.
16491 (c_parser_omp_sections): Same.
16492 (c_parser_omp_parallel): Same.
16493 (c_parser_omp_single): Same.
16494 (c_parser_omp_task): Same.
16495 (c_parser_omp_taskwait): Pass location on down.
16496 (c_parser_omp_construct): Same.
16497 (c_parser_omp_threadprivate): Same.
16498 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16499 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16500 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16501 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16502 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16503 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16504 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16505 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16506 config/i386/i386.c, stmt.c:
16507 Add location argument to the following function definitions and/or
16508 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16509 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16510 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16511 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16512 do_case, c_finish_bc_stmt, build_compound_literal,
16513 build_function_call.
16514 * c-decl.c (build_compound_literal): Add location argument.
16515 Make all diagnostic calls use location.
16516 (start_struct): Same.
16517 (finish_struct): Same.
16518 (start_enum): Same.
16519 (build_enumerator): Same.
16520 (start_function): Same.
16521 (grokdeclarator): Make all diagnostic calls use location.
16522 (store_parm_decls_oldstyle): Same.
16523 * c-typeck.c (build_function_call): Add location argument.
16524 Make all diagnostic calls use location.
16526 (c_finish_bc_stmt): Same.
16527 * tree-nested.c (get_trampoline_type): Add argument.
16528 Pass location to build_decl.
16529 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16530 * rtl.h (RTL_LOCATION): New.
16531 * c-common.c (c_add_case_label): Add location argument.
16532 Make all diagnostic calls use location.
16533 * c-common.h: Add location argument to make_fname_decl, do_case,
16534 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16535 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16536 Set it appropriately for every case. Pass enum_loc to start_enum
16537 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16539 (c_parser_struct_or_union_specifier): Save location. Use it for
16540 start_struct, finish_struct, and parser_xref_tag.
16542 2009-06-12 Ian Lance Taylor <iant@google.com>
16544 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16546 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16547 cpp_opts->warn_cxx_operator_names.
16549 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16552 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16553 is returns NULL and OP is a VCE, look through the VCE.
16555 2009-06-12 Ian Lance Taylor <iant@google.com>
16558 * collect2.c (main): Use CONST_CAST2 in code inside #if
16559 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16561 2009-06-12 Joey Ye <joey.ye@intel.com>
16563 PR middle-end/39146
16564 * cfgexpand.c (get_decl_align_unit): Update
16565 max_used_stack_slot_alignment with align instead of
16566 stack_alignment_needed.
16568 * function.c (assign_stack_local_1): Update
16569 max_used_stack_slot_alignment with alignment_in_bits instead
16570 of stack_alignment_needed.
16571 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16574 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16576 * dwarf2out.c (last_var_location_insn): New variable.
16577 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16578 (dwarf2out_var_location): Don't record anything after last real
16579 insn. Only change labels if there were any real instructions
16580 in between last note and this one, or if changed sections.
16582 2009-06-11 Richard Henderson <rth@redhat.com>
16584 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16585 note when storing the frame pointer in a register.
16586 (FRP): Don't redefine to nothing for epilogue.
16587 (alpha_expand_epilogue): Mark register and sp restores.
16588 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16590 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16591 when gen_lowpart is needed.
16593 2009-06-11 Richard Henderson <rth@redhat.com>
16595 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16597 * dwarf2out.c (need_data_align_sf_opcode): New.
16598 (div_data_align): Move earlier.
16599 (def_cfa_1, reg_save): Use it.
16601 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16603 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16604 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16605 (ix86_handle_option): Handle OPT_mcrc32.
16606 (ix86_target_string): Add -mcrc32.
16607 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16609 * config/i386/i386.h (TARGET_CRC32): New.
16611 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16612 (sse4_2_crc32di): Likewise.
16614 * config/i386/i386.opt (mcrc32): New.
16616 * doc/invoke.texi: Document -mcrc32.
16618 2009-06-11 Richard Henderson <rth@redhat.com>
16620 * common.opt (gdwarf-): Accept a version number.
16621 * doc/invoke.texi (gdwarf-): Update docs.
16622 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16623 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16624 version level, and record it.
16626 * dwarf2.h (DW_CIE_VERSION): Remove.
16627 * dwarf2out.c (DWARF_VERSION): Remove.
16628 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16629 (output_call_frame_info): Use CIE version 3 for dwarf3,
16630 or if the return register column is out of range for version 1.
16631 (dwarf_stack_op_name): Add all dwarf3 values.
16632 (DEBUG_PUBTYPES_SECTION): New.
16633 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16634 encoding change for dwarf3.
16635 (output_die) [dw_val_class_die_ref]: Likewise.
16636 (output_compilation_unit_header): Emit correct version for dwarf3.
16637 (output_line_info): Likewise.
16638 (output_pubnames): Update for DWARF_VERSION removal.
16639 (output_aranges): Likewise.
16640 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16641 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16642 (dwarf2out_finish): Likewise.
16644 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16646 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16649 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16652 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16653 * builtins.c (expand_builtin_unreachable): New function.
16654 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16655 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16656 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16658 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16659 searching for missing barriers.
16661 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16663 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16664 when -fprofile-generate* was passed.
16665 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16667 2009-06-11 Anthony Green <green@moxielogic.com>
16669 * config/moxie/moxie.md: Define length attribute for all instructions.
16671 (*b<cond:code>): Support limited branch ranges for new PC-relative
16672 branch instructions.
16673 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16675 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16677 * config/i386/i386.c (min_insn_size): Use get_attr_length
16678 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16679 For __asm return 0.
16681 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16682 instead of emit_insn_before.
16684 2009-06-10 Ian Lance Taylor <iant@google.com>
16687 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16690 2009-06-10 Revital Eres <eres@il.ibm.com>
16692 * passes.c (init_optimization_passes): Reschedule
16693 predictive-commoning pass before complete unroll pass.
16695 2009-06-10 Martin Jambor <mjambor@suse.cz>
16697 * cgraph.c (cgraph_node_can_be_local_p): New function.
16698 (cgraph_make_node_local): New function.
16699 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16700 (cgraph_make_node_local): Declare.
16702 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16704 * tree.h (tree_base): Add packed_flag and user_align fields.
16705 Decrease size of spare field.
16706 (TYPE_USER_ALIGN): Use user_align from tree_base.
16707 (DECL_USER_ALIGN): Likewise.
16708 (TYPE_PACKED): Use packed_flag from tree_base.
16709 (DECL_PACKED): Likewise.
16710 (tree_type): Delete packed_flag and user_align fields. Widen
16711 precision field. Widen mode field and shuffle fields to align
16712 mode on an 8-bit boundary.
16713 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16714 Renumber decl_flag_* fields. Fix comments. Widen
16715 decl_common_unused field.
16716 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16717 (DECL_EXTERNAL): Likewise.
16718 (DECL_BIT_FIELD): Likewise.
16719 (DECL_NONADDRESSABLE_P): Likewise.
16720 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16721 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16723 2009-06-10 Ian Lance Taylor <iant@google.com>
16725 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16726 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16727 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16728 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16729 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16730 DEF_VEC_ALLOC_FUNC_P.
16731 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16732 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16733 DEF_VEC_ALLOC_FUNC_O.
16734 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16735 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16736 DEF_VEC_ALLOC_FUNC_I.
16737 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16738 (vec_stack_p_reserve_exact_1): Declare.
16739 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16740 (vec_stack_free): Declare.
16741 (VEC_stack_alloc): Define.
16742 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16743 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16744 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16745 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16747 (stack_vecs): New static variable.
16748 (vec_stack_p_reserve_exact_1): New function.
16749 (vec_stack_o_reserve_1): New static function.
16750 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16751 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16752 (vec_stack_free): New function.
16753 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16754 (VEC_df_ref_stack_alloc): Define.
16755 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16756 DEF_VEC_ALLOC_P_STACK.
16757 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16758 (struct df_collection_rec): Change _vec fields to VEC. Remove
16760 (df_free_collection_rec): Adjust for new fields.
16761 (df_insn_rescan): Use new df_collection_rec fields.
16762 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16763 (df_ref_create_structure, df_ref_record): Likewise.
16764 (df_get_conditional_uses, df_get_call_refs): Likewise.
16765 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16766 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16767 (df_record_exit_block_uses, df_bb_verify): Likewise.
16768 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16769 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16770 Remove count parameter. Change return type to void. Change all
16772 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16773 Remove count parameter. Change return type to void. Change all
16775 (df_install_refs): Change old_vec parameter to VEC. Remove count
16776 parameter. Change all callers.
16777 (df_install_mws): Change old_vec parameter to VEC. Remove count
16778 parameter. Change all callers.
16779 (df_refs_verify): Change new_rec parameter to VEC. Change call
16781 (df_mws_verify): Likewise.
16783 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16785 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16787 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16789 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16791 2009-06-10 Anthony Green <green@moxielogic.com>
16793 * config/moxie/crti.asm: New file.
16794 * config/moxie/crtn.asm: New file.
16795 * config/moxie/moxie.c: New file.
16796 * config/moxie/moxie.h: New file.
16797 * config/moxie/sfp-machine.h: New file.
16798 * config/moxie/moxie-protos.h: New file.
16799 * config/moxie/t-moxie: Created.
16800 * config/moxie/t-moxie-softfp: Created.
16801 * config/moxie/moxie.md: Created.
16802 * config/moxie/constraints.md: Created.
16803 * config.gcc: Add moxie support.
16804 * doc/md.texi (Machine Constraints): Add moxie constraints.
16805 * doc/contrib.texi (Contributors): Mention moxie port.
16806 * doc/install.texi (Specific): Mention the moxie port.
16808 2009-06-09 Ian Lance Taylor <iant@google.com>
16810 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16811 compiling with C++.
16812 * optabs.c (optab_table): Only use designated initializers if
16813 HAVE_DESIGNATED_INITIALIZERS is defined.
16814 (convert_optab_table): Likewise.
16815 (init_optabs): Always call init_insn_codes if
16816 HAVE_DESIGNATED_INITIALIZERS is not defined.
16818 2009-06-09 Ian Lance Taylor <iant@google.com>
16820 * targhooks.c (default_builtin_vectorized_function): Change fn
16821 parameter to unsigned int.
16822 (default_builtin_vectorized_conversion): Change code parameter to
16824 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16825 * targhooks.h: Update declarations.
16826 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16827 parameter to unsigned int.
16829 * c-typeck.c (comptypes_check_enum_int): New static function.
16830 (comptypes_internal): Add enum_and_int_p parameter. Change all
16832 (comp_target_types): Add location parameter. Change all callers.
16833 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16834 Change all callers.
16835 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16836 (build_conditional_expr): Add colon_loc parameter. Change all
16838 (convert_for_assignment): Add location parameter. Change all callers.
16839 * c-parser.c (c_parser_conditional_expression): Pass location of
16840 colon to build_conditional_expr.
16841 * c-tree.h (build_conditional_expr): Update declaration.
16843 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16845 * graphite.c: Revert previous patch.
16847 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16850 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16852 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16854 * tree-ssa-loop-prefetch.c
16855 (loop_prefetch_arrays): Fixed a portability problem in printf format
16858 2009-06-09 Martin Jambor <mjambor@suse.cz>
16860 PR tree-optimization/40351
16861 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16862 refrence to a potential artifical subaccess can be constructed.
16864 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16866 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16867 (sh_override_options): Likewise.
16868 * config/sh/sh.c: Include params.h.
16869 (sh_optimization_options): New.
16870 (sh_override_options): Likewise.
16871 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16872 (OVERRIDE_OPTIONS): Use sh_override_options.
16874 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16876 * dwarf2out.c (emit_cfa_remember): New variable.
16877 (add_fde_cfi): If emit_cfa_remember, recurse to add
16878 DW_CFA_remember_state first.
16879 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16880 instead just set emit_cfa_remember.
16882 2009-06-08 Jan Hubicka <jh@suse.cz>
16885 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16887 2009-06-08 Jan Hubicka <jh@suse.cz>
16889 PR middle-end/39834
16890 * cgraphunit.c (save_inline_function_body): Do not copy transform
16891 hooks for saved inline bodies.
16892 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16893 for given function.
16895 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16897 * jump.c (returnjump_p): Handle delayed branches. Add missing
16900 2009-06-08 Jan Hubicka <jh@suse.cz>
16902 PR middle-end/40102
16903 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16904 original node might've been modified.
16905 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16907 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16909 * tree-object-size.c (addr_object_size): Add OSI argument.
16910 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16911 (compute_builtin_object_size, expr_object_size): Adjust callers.
16912 (plus_stmt_object_size): Call addr_object_size instead of
16913 compute_builtin_object_size.
16915 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16916 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16918 * tree-ssa-loop-prefetch.c
16919 (gather_memory_references): Introduced a counter for the number of
16921 (anything_to_prefetch_p): Introduced a counter for the number of
16923 (is_loop_prefetching_profitable): New function with a cost model
16925 (loop_prefetch_arrays): Use the new cost model to determine if
16926 prefetching is profitable.
16927 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16928 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16929 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16930 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16931 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16932 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16934 2009-06-08 Michael Matz <matz@suse.de>
16937 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16938 partitions use the same.
16939 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16940 for basevars of SSA_NAMEs.
16941 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16942 to not expand them twice.
16943 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16946 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16948 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16949 (fdump-final-insns=, gtoggle): New.
16950 * doc/invoke.texi: Document them.
16951 * final.c (rest_of_clean_state): Dump final insn stream.
16952 * gcc.c (invoke_as): Hook in -fcompare-debug.
16953 (static_spec_functions): Add compare-debug-dump-opt,
16954 compare-debug-self-opt and compare-debug-auxbase-opt.
16955 (compare_debug, compare_debug_second, compare_debug_opt): New.
16956 (switches_debug_check, n_switches_debug_check): New.
16957 (debug_auxbase_opt, debug_check_temp_file): New.
16958 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16960 (do_self_spec): Handle arguments after switches.
16961 (do_spec_1): Add .gk extension to temp file basenames for compare.
16962 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16963 (cc1_options): Use it instead of normal auxbase computation for
16964 the second compare-debug compilation.
16965 (compare_files): New.
16966 (main): Set up and implement compare debug mode.
16967 (compare_debug_dump_opt_spec_function): New.
16968 (compare_debug_self_opt_spec_function): New.
16969 (compare_debug_auxbase_opt_spec_function): New.
16970 * toplev.c (process_options): Handle flag_gtoggle,
16971 flag_dump_final_insns.
16972 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16973 during -fcompare-debug-second compilation.
16975 2009-06-07 Ian Lance Taylor <iant@google.com>
16977 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16978 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16980 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16981 with no default node. Change warning with %H to warning_at.
16982 Don't clear warn_switch around case checking.
16983 * doc/invoke.texi (Warning Options): Clarify distinction between
16984 -Wswitch and -Wswitch-enum.
16986 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16988 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16990 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16992 * gbl-ctors.h: Add header guard.
16994 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16996 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16997 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16998 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16999 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17000 prototypes for removed functions.
17001 (expressions_equal_p): Move to ...
17002 * tree-ssa-sccvn.h: ... here and ...
17003 * matrix-reorg.c: ... adjust includes.
17005 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17007 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17009 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17011 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17012 (finish_function): Remove erroneous whitespace.
17014 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17016 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17017 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17019 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17021 * errors.c (internal_error): Commentary typo fix.
17022 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17023 * tree-ssa-pre.c: Ditto.
17025 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17027 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17028 them is supposed to hold actual statements.
17030 2009-06-06 Ian Lance Taylor <iant@google.com>
17032 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17033 empty statements can now have attributes.
17035 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17037 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17038 * config/mips/mips.md: Ditto.
17040 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17042 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17044 (__eabi_uconvert): Likewise.
17046 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17048 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17049 CFI_* definitions with IN_GCC.
17051 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17053 * xcoffout.h (xcoffout_source_line): Update prototype.
17055 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17057 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17058 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17060 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17062 PR middle-end/40340
17063 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17064 inlined_function_outer_scope_p blocks for artificial inlines
17066 * tree.c (tree_nonartificial_location): Rewrite using
17067 block_nonartificial_location.
17069 2009-06-05 Revital Eres <eres@il.ibm.com>
17070 Leehod Baruch <leehod@il.ibm.com>
17072 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17073 (expand_expr_real_1): Remove comment.
17074 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17075 Vectorize misaligned access when the target supports it.
17076 (vect_supportable_dr_alignment): Check for unaligned access support.
17077 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17080 2009-06-05 Julian Brown <julian@codesourcery.com>
17082 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17083 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17085 2009-06-05 Richard Guenther <rguenther@suse.de>
17088 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17089 as possibly unused.
17091 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17093 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17094 (save_gprs): Don't tell unwinder when a global register is saved.
17095 (s390_emit_epilogue): Emit needed epilogue unwind info.
17097 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17099 * dwarf2out.c (deferred_asm_name): New.
17100 (add_name_and_src_coords_attributes): Defer creation of
17101 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17103 (move_linkage_attr): New.
17104 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17107 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17109 * tree-nested.c (finalize_nesting_tree_1): Declare the
17110 frame_decl in the binding tree.
17112 2009-06-04 Cary Coutant <ccoutant@google.com>
17114 * basic-block.h (struct basic_block_def): Add discriminator field.
17115 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17117 * debug.c (do_nothing_debug_hooks): Add additional entry.
17118 (debug_nothing_int_charstar_int): New function.
17119 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17120 (debug_nothing_int_charstar_int): New declaration.
17121 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17122 discriminator value in .loc directive.
17123 * final.c (last_discriminator): New variable.
17124 (discriminator): New variable.
17125 (final_start_function): Initialize above variables, pass current
17126 discriminator to debug hook.
17127 (notice_source_line): Check for discriminator change.
17128 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17129 * sdbout.c (sdbout_source_line): New parameter.
17130 * tree-cfg.c (struct locus_discrim_map): New structure type.
17131 (discriminator_per_locus): New hash table.
17132 (build_gimple_cfg): Allocate and free discriminator hash table.
17133 (make_edges): Call assign_discriminator.
17134 (locus_map_hash): New function.
17135 (locus_map_eq): New function.
17136 (next_discriminator_for_locus): New function.
17137 (same_line_p): New function.
17138 (assign_discriminator): New function.
17139 (make_cond_expr_edges): Call assign_discriminator.
17140 (make_gimple_switch_edges): Likewise.
17141 (first_non_label_stmt): New function.
17142 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17144 * xcoffout.c (xcoffout_source_line): Add new parameter.
17146 * configure.ac (gcc_cv_as_discriminator): New configury check for
17147 gas support for discriminator.
17148 * configure: Regenerate.
17149 * config.in: Regenerate.
17151 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17153 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17154 val after checking for integers.
17156 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17158 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17160 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17161 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17162 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17163 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17164 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17165 X64_SSE_REGPARM_MAX.
17166 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17167 X64_SSE_REGPARM_MAX.
17169 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17171 * gcc.c (report_times_to_file): New.
17172 (execute): Implement it.
17173 (process_command): Support -time=.
17174 * doc/invoke.texi: Document it.
17176 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17178 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17179 that have value exprs.
17181 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17183 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17184 declarations for constants until...
17185 (dw2_output_indirect_constant_1): ... this point.
17187 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17190 * arm.md (arm_addsi3): Don't try to split an add with an
17191 eliminable register until after reload has completed.
17193 2009-06-03 Ian Lance Taylor <iant@google.com>
17195 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17196 * genattrtab.c (write_length_unit_log): Likewise.
17197 * genchecksum.c (dosum): Likewise.
17198 * gengtype.c (write_rtx_next): Likewise.
17199 (finish_root_table, write_roots): Likewise.
17200 * gimple.c (gimple_ops_offset_): Likewise.
17201 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17202 * config/arc/arc.c (arc_attribute_table): Likewise.
17203 * config/arm/arm.c (arm_attribute_table): Likewise.
17204 * config/avr/avr.c (avr_attribute_table): Likewise.
17205 * config/crx/crx.c (crx_attribute_table): Likewise.
17206 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17207 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17208 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17209 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17210 * config/sh/sh.c (sh_attribute_table): Likewise.
17211 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17212 * config/spu/spu.c (spu_attribute_table): Likewise.
17213 * config/v850/v850.c (v850_attribute_table): Likewise.
17215 * config/alpha/alpha.c (vms_attribute_table): Make static.
17216 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17217 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17218 * config/mips/mips.c (mips_attribute_table): Likewise.
17220 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17222 (cc1-checksum.o): Likewise.
17224 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17226 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17228 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17230 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17231 insn if it is changing sp. Use gen_add3_insn instead of
17232 conditionally gen_addsi3 and gen_adddi3.
17233 (offset_below_red_zone_p): New static inline function.
17234 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17235 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17236 * config/rs6000/ppc-asm.h: Include auto-host.h.
17237 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17238 CFI_RESTORE): Define.
17239 * config/rs6000/crtresxgpr.asm: Add unwind info.
17240 * config/rs6000/crtresxfpr.asm: Likewise.
17241 * config/rs6000/crtresgpr.asm: Likewise.
17242 * config/rs6000/crtresfpr.asm: Likewise.
17243 * config/rs6000/crtsavgpr.asm: Likewise.
17244 * config/rs6000/crtsavfpr.asm: Likewise.
17246 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17247 argument of DWARF2_FRAME_REG_OUT macros.
17249 2009-06-03 Julian Brown <julian@codesourcery.com>
17251 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17252 words or less (including TImode) in core registers.
17254 2009-06-03 Richard Guenther <rguenther@suse.de>
17256 PR middle-end/40328
17257 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17259 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17261 * statistics.c (statistics_counter_event): Do not record event
17262 in pass dump if its number == -1.
17263 (curr_statistics_hash): Add assert that we never get passes
17264 with static number == -1.
17266 2009-06-03 Richard Guenther <rguenther@suse.de>
17267 Andrey Belevantsev <abel@ispras.ru>
17269 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17270 non-BLKmode arrays addressable.
17272 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17274 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17275 * config/m68k/m68k.h: ... here.
17277 2009-06-03 Martin Jambor <mjambor@suse.cz>
17279 PR tree-optimization/40323
17280 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17283 2009-06-03 Richard Guenther <rguenther@suse.de>
17285 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17288 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17290 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17291 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17292 JUMP_TABLE_DATA_P where applicable.
17293 * config/sh/sh.c: Ditto.
17294 * config/sh/sh.h: Ditto.
17295 * config/sh/sh.md: Ditto.
17296 * config/sh/symbian.c: Ditto.
17298 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17300 * config/i386/driver-i386.c (describe_cache): Optimize
17301 concatenation of strings. Use snprintf instead of sprintf.
17302 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17303 target when not compiling with GCC.
17305 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17307 * config/sh/sh.c: Revert last change.
17308 (sh_expand_epilogue): Emit a blockage insn before the frame
17309 pointer adjustment unconditionally.
17311 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17313 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17314 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17315 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17316 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17317 to COLLECT_GCC_OPTIONS.
17319 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17321 * collect2.c (target_system_root): New variable.
17322 (main): Handle --sysroot=.
17323 (ignore_library): Strip the sysroot from the library path.
17325 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17327 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17328 (collect2.o): Depend on collect2-aix.h.
17329 (collect2-aix.o): New rule.
17330 * collect2-aix.h: New file.
17331 * collect2-aix.c: Likewise.
17332 * collect2.c: Include collect2-aix.h. Don't undefine
17333 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17334 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17335 Use TARGET_AIX_VERSION instead of _AIX51.
17336 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17337 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17338 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17339 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17340 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17342 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17344 * collect2.c (ignore_library): Avoid premature post-increment
17345 and null deference.
17347 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17349 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17350 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17351 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17352 CROSS_DIRECTORY_STRUCTURE too.
17353 (LINK_LIBG_SPEC): Likewise.
17354 (LIB_SPEC): Add %R to sysroot paths.
17355 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17356 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17357 * config/rs6000/aix51.h: As for aix43.h.
17358 * config/rs6000/aix52.h: Likewise.
17359 * config/rs6000/aix53.h: Likewise.
17360 * config/rs6000/aix61.h: Likewise.
17361 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17362 to the beginning of sysroot paths.
17364 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17366 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17367 INSN_LISTs that are out of the REG_NOTE range.
17369 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17371 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17372 (struct var_to_expand): Likewise.
17373 (struct opt_info): Add head and tail for linked lists of the above.
17374 (analyze_insn_to_expand_var): Initialize next.
17375 (analyze_iv_to_split_insn): Likewise.
17376 (analyze_insns_in_loop): Create linked lists.
17377 (allocate_basic_variable): Simplify for use without hash table.
17378 (insert_var_expansion_initialization): Likewise, make it type-safer.
17379 (combine_var_copies_in_loop_exit): Likewise.
17380 (apply_opt_in_copies): Walk lists rather than hash tables.
17381 (release_var_copies): Simplified and inlined by hand into...
17382 (free_opt_info): ... this function.
17384 2009-06-02 Richard Guenther <rguenther@suse.de>
17386 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17389 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17391 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17392 only for builtins that are not overridden.
17394 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17396 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17399 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17401 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17403 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17405 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17407 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17409 * common.opt (fdump-unnumbered-links): New.
17410 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17411 * print-rtl.c (flag_dump_unnumbered_links): New.
17412 (print_rtx): Test it.
17414 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17416 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17417 push/pop multiple to 8-byte alignment.
17419 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17421 * config/i386/i386.c (queued_cfa_restores): New static variable.
17422 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17424 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17425 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17426 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17427 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17428 note unconditionally.
17429 (ix86_emit_restore_regs_using_mov): Likewise.
17430 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17431 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17432 it through to ix86_emit_restore_reg_using_pop.
17433 (ix86_emit_leave): Add RED_OFFSET argument. Call
17434 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17435 instead of adding REG_CFA_OFFSET note unconditionally.
17436 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17437 the above functions. Call ix86_add_queued_cfa_restore_notes when
17440 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17441 force output of the label even for dwarf2out_do_cfi_asm.
17442 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17443 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17444 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17446 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17447 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17448 dwarf2out_cfi_label callers.
17449 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17450 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17451 Adjust dwarf2out_cfi_label callers.
17452 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17454 * config/i386/i386.h (struct machine_cfa_state,
17455 struct machine_function): Guard with ifndef USED_FOR_TARGET
17456 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17459 * emutls.c (__emutls_get_address): Change arr->size to mean number
17460 of allocated arr->data entries instead of # of slots + 1.
17462 PR middle-end/40316
17463 * recog.c (peep2_reinit_state): New function.
17464 (peephole2_init_state): Use it at the end of a basic block and also
17465 when seeing a RTX_FRAME_RELATED_P insn.
17467 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17469 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17470 fixuns_truncrfdi2): New.
17471 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17472 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17473 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17474 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17475 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17476 *recip_approx): Remove.
17477 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17478 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17479 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17481 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17484 2009-06-01 Ian Lance Taylor <iant@google.com>
17486 * attribs.c (register_attribute): Use CONST_CAST.
17487 * collect2.c (main): Use CONST_CAST2.
17488 (scan_prog_file): Likewise.
17489 * gcc.c (process_command, main): Likewise.
17490 * toplev.c (toplev_main): Likewise.
17492 * c-typeck.c (handle_warn_cast_qual): New static function,
17493 partially broken out of build_c_cast.
17494 (build_c_cast): Call handle_warn_cast_qual.
17495 * doc/invoke.texi (Warning Options): Document new effect of
17498 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17500 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17501 (diagnostic_report_current_module): Print columns.
17502 * common.opt (flag_show_column): Enable by default.
17504 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17506 * alias.c (find_base_term): Check for NULL term before returning.
17508 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17510 Revert due to PR40320:
17511 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17512 * calls.c (emit_library_call_value_1): Don't force_operand for move
17515 2009-06-01 Olivier Hainque <hainque@adacore.com>
17516 Eric Botcazou <ebotcazou@adacore.com>
17518 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17519 to be processed as a bitfield for constructor output purposes.
17520 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17522 * varasm.c (oc_local_state): New type, output_constructor
17523 local state to support communication with helpers.
17524 (oc_outer_state): New type, output_constructor outer state of
17525 relevance in recursive calls.
17526 (output_constructor_array_range): New output_constructor helper,
17527 extracted code for an array range element.
17528 (output_constructor_regular_field): New output_constructor helper,
17529 extracted code for an element that is not a bitfield.
17530 (output_constructor_bitfield): New output_constructor helper,
17531 extracted code for a bitfield element. Accept an OUTER state
17532 argument for recursive processing. Recurse on record or array
17533 CONSTRUCTOR values, possibly past noop conversions.
17534 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17535 VALUE is a valid constant-valued expression for use in a static
17536 bit-field initializer.
17537 (output_constructor): Rework to use helpers. Accept and honor an
17538 OUTER state argument for recursive calls. Return total size. Be
17539 prepared for nested constructors initializing bitfields.
17540 (output_constant): Feed OUTER in calls to output_constructor.
17542 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17544 * calls.c (emit_library_call_value_1): Don't force_operand for move
17547 2009-06-01 Nick Clifton <nickc@redhat.com>
17549 * doc/invoke.texi (IA-64 Options): Fix typo.
17551 2009-06-01 Ira Rosen <irar@il.ibm.com>
17553 PR tree-optimization/39129
17554 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17556 (vect_do_peeling_for_loop_bound): Use
17557 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17558 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17559 (vect_loop_versioning): Likewise.
17560 (vect_create_cond_for_alias_checks): Fix indentation.
17561 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17563 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17564 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17565 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17566 "control flow in loop".
17567 (vect_estimate_min_profitable_iters): Use
17568 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17569 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17570 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17571 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17572 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17573 statement belongs to a group of strided accesses with the exact code
17575 (vectorizable_load): Likewise.
17576 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17577 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17579 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17581 * config/freebsd-stdint.h: New file.
17582 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17583 Add freebsd-stdint.h to tm_file.
17585 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17587 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17588 (thumb2_extendhidi2): Likewise.
17590 2009-05-31 Ian Lance Taylor <iant@google.com>
17592 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17594 2009-05-31 Ian Lance Taylor <iant@google.com>
17596 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17597 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17598 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17600 2009-05-31 Jason Merrill <jason@redhat.com>
17602 * tree-pretty-print.c (print_call_name): Take the callee, not the
17603 call itself. Make non-static. Use dump_function_name for functions.
17604 (dump_generic_node): Adjust.
17605 * diagnostic.h: Declare print_call_name.
17606 * gimple-pretty-print.c (dump_gimple_call): Use it.
17608 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17610 * config/sh/sh.md (ashldi3_std): New define_expand.
17613 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17616 * config/sh/sh.c: Include debug.h.
17617 (sh_expand_epilogue): Emit a blockage insn before the frame
17618 pointer adjustment also when dwarf2out_do_frame returns true.
17620 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17622 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17623 (thumb2_extendqidi2): New pattern.
17625 2009-05-31 Ira Rosen <irar@il.ibm.com>
17627 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17628 mark phis for renaming.
17629 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17630 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17631 Call mark_sym_for_renaming.
17632 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17633 * tree-vect-loop.c (vect_transform_loop): Remove
17634 vect_memsyms_to_rename initialization and a call to
17635 mark_set_for_renaming.
17637 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17639 PR middle-end/40304
17640 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17641 frame related even if !set_cfa && style < 0.
17643 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17645 * config/i386/mingw-tls.c: New file.
17646 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17647 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17648 defining _WIN32 but not __CYGWIN__.
17650 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17652 * configure.ac: Add MPC support.
17654 * config.in, configure: Regenerate.
17656 2009-05-29 Richard Henderson <rth@redhat.com>
17658 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17659 NOTE_INSN_BASIC_BLOCK.
17660 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17661 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17662 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17664 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17666 (add_cfi): Disable check redefining cfa away from drap.
17667 (lookup_cfa_1): Add remember argument; handle remember/restore.
17668 (lookup_cfa): Pass remember argument.
17669 (cfa_remember): New.
17670 (compute_barrier_args_size_1): Remove sibcall check.
17671 (dwarf2out_frame_debug_def_cfa): New.
17672 (dwarf2out_frame_debug_adjust_cfa): New.
17673 (dwarf2out_frame_debug_cfa_offset): New.
17674 (dwarf2out_frame_debug_cfa_register): New.
17675 (dwarf2out_frame_debug_cfa_restore): New.
17676 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17677 (dwarf2out_begin_epilogue): New.
17678 (dwarf2out_frame_debug_restore_state): New.
17679 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17680 DW_CFA_restore_state.
17681 (output_cfi_directive): Likewise.
17682 (convert_cfa_to_fb_loc_list): Likewise.
17683 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17684 * dwarf2out.h: Update.
17685 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17686 (copy_insn_1): Early out for null.
17687 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17688 and dwarf2out_frame_debug_restore_state.
17689 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17690 (prologue_insn_hash, epilogue_insn_hash): New.
17691 (free_after_compilation): Adjust freeing accordingly.
17692 (record_insns): Create hash table if needed; push insns into
17693 hash instead of array.
17694 (maybe_copy_epilogue_insn): New.
17695 (contains): Search hash table instead of array.
17696 (sibcall_epilogue_contains): Remove.
17697 (thread_prologue_and_epilogue_insns): Split eh_return insns
17698 and mark them as epilogues.
17699 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17700 scanning in terms of basic blocks.
17701 * insn-notes.def (CFA_RESTORE_STATE): New.
17702 * jump.c (returnjump_p_1): Accept EH_RETURN.
17703 (eh_returnjump_p_1, eh_returnjump_p): New.
17704 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17705 CFA_REGISTER, CFA_RESTORE): New.
17706 * rtl.def (EH_RETURN): New.
17707 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17709 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17710 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17712 * config/i386/i386.c (gen_push): Update cfa state.
17713 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17714 add a CFA_ADJUST_CFA note.
17715 (ix86_dwarf_handle_frame_unspec): Remove.
17716 (ix86_expand_prologue): Update cfa state.
17717 (ix86_emit_restore_reg_using_pop): New.
17718 (ix86_emit_restore_regs_using_pop): New.
17719 (ix86_emit_leave): New.
17720 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17721 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17722 * config/i386/i386.h (struct machine_cfa_state): New.
17723 (ix86_cfa_state): New.
17724 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17725 (eh_return_internal): Merge from eh_return_<mode>,
17726 use eh_return rtx, split w/ epilogue.
17728 2009-05-29 Ian Lance Taylor <iant@google.com>
17730 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17732 * calls.c (emit_library_call_value_1): Likewise.
17734 * c-typeck.c (c_build_va_arg): New function.
17735 * c-tree.h (c_build_va_arg): Declare.
17736 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17737 instead of build_va_arg.
17739 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17741 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17742 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17743 (ptr_difference_cost): Use affine combinations to compute it.
17744 (difference_cost): Likewise.
17745 (get_computation_cost_at): Compute more accurate cost for addresses
17746 if the ratio is a multiplier allowed in addresses.
17747 For non-addresses, consider that an additional offset or symbol is
17750 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17752 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17753 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17755 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17756 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17757 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17759 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17760 to 1 for TYPE_SSE{IADD1,CVT1}.
17761 (prefix_vex_imm8): Removed.
17762 (length_vex): Only pass 1 as second argument to
17763 ix86_attr_length_vex_default if prefix_extra is 0.
17764 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17765 (length): For prefix vex computation use length_immediate
17766 attribute instead of prefix_vex_imm8.
17767 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17768 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17769 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17770 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17771 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17772 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17773 a space in between the operands.
17774 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17775 if one operand is 0xff and the other one si, di, bp or sp.
17776 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17777 other one si, di, bp or sp.
17778 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17779 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17780 type and mode attributes.
17781 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17782 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17783 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17784 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17785 prefix_data16 attribute iff MODE_DF.
17786 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17787 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17788 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17789 constm128_operand in length_immediate computation.
17790 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17791 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17792 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17793 length_immediate attribute to 1.
17794 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17795 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17796 for certain alternatives.
17797 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17798 prefix_data16 attribute if MODE_V1DF.
17799 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17800 length_immediate to 1.
17801 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17802 length_address to 4, set mode attribute to MODE_DI.
17803 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17804 (fxam<mode>2_i387): Set length attribute to 4.
17805 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17806 *prefetch_3dnow_rex): Override length_address attribute.
17807 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17809 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17810 (constm128_operand): Removed.
17811 * config/i386/i386.c (memory_address_length): For
17812 disp && !index && !base in 64-bit mode account for SIB byte if
17813 print_operand_address can't optimize disp32 into disp32(%rip)
17814 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17815 for fs: or gs: segment.
17816 (ix86_attr_length_immediate_default): When checking if shortform
17817 is possible, truncate immediate to the length of the non-shortened
17819 (ix86_attr_length_address_default): Ignore MEM_P operands
17821 (ix86_attr_length_vex_default): Only check for DImode on
17822 GENERAL_REG_P operands.
17823 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17824 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17825 (sse_cvttps2pi): Clear prefix_rep attribute.
17826 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17828 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17829 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17830 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17831 iff operand 2 is const_int_operand.
17832 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17833 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17834 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17836 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17838 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17839 prefix_data16 attribute for movlpd and movhpd instructions.
17840 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17841 length_immediate for shufpd instruction.
17842 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17843 (avx_cmpp<avxmodesuffixf2c><mode>3,
17844 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17845 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17846 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17847 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17848 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17849 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17850 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17851 prefix_data16 attribute for the first alternative to 1.
17852 (*avx_loadlps): Override length_immediate for the first alternative.
17853 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17854 attributes for second alternative.
17855 (*vec_concatv2sf_sse4_1): Override length_immediate and
17856 prefix_data16 attributes for second alternative.
17857 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17858 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17859 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17860 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17861 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17862 prefix_data16 and length_immediate to 1.
17863 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17865 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17866 prefix_extra attribute for variants that don't have 0f prefix alone.
17867 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17868 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17869 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17870 *sse4_1_pextrd): Set length_immediate to 1.
17871 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17872 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17874 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17875 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17876 length_immediate to 1 for second alternative.
17877 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17878 prefix_extra and length_immediate attributes for the first
17880 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17882 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17883 to 1 for the first and third alternative.
17884 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17886 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17888 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17890 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17891 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17892 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17893 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17894 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17895 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17896 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17897 ssse3_psign<mode>3): Override prefix_rex attribute.
17898 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17899 (ssse3_palignrti): Override length_immediate to 1.
17900 (ssse3_palignrdi): Override length_immediate to 1, override
17901 prefix_rex attribute.
17902 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17903 (sse4a_extrqi): Override length_immediate to 2.
17904 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17905 (sse4a_insertq): Override prefix_data16 to 0.
17906 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17907 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17908 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17909 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17910 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17911 and length_immediate to 1.
17912 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17913 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17914 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17915 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17916 and length_immediate to 1.
17917 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17918 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17919 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17920 avx_ptest256): Override prefix_extra to 1.
17921 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17922 Override prefix_data16 and length_immediate to 1.
17923 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17924 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17925 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17926 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17927 prefix_data16 to 0 and prefix_extra to 2.
17928 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17929 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17931 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17932 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17933 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17934 and prefix_extra to 2.
17935 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17936 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17937 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17938 avx_vpermilvar<mode>3,
17939 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17940 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17941 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17942 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17943 Override prefix_extra to 1.
17944 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17945 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17946 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17947 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17948 prefix_extra and length_immediate to 1.
17949 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17951 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17952 to 1 for the first alternative.
17953 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17954 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17956 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17957 *movv2sf_internal_avx, *movv2sf_internal): Override
17958 prefix_rep attribute for certain alternatives.
17959 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17960 attributes for certain alternatives.
17961 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17962 attributes for certain alternatives.
17963 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17964 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17965 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17966 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17967 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17968 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17969 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17970 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17971 length_immediate to 1 if operand 2 is const_int_operand.
17972 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17973 *vec_extractv2si_1): Set length_immediate attribute to 1.
17974 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17975 using old 3DNOW insn rather than SSE/3DNOW_A.
17976 (mmx_emms, mmx_femms): Clear modrm attribute.
17978 2009-05-29 Martin Jambor <mjambor@suse.cz>
17980 * tree-sra.c: New implementation of SRA.
17982 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17983 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17984 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17985 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17986 (SRA_MAX_STRUCTURE_COUNT): Removed.
17987 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17988 * doc/invoke.texi (sra-max-structure-size): Removed.
17989 (sra-field-structure-ratio): Removed.
17991 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17993 PR middle-end/40291
17994 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17997 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17999 PR rtl-optimization/40101
18000 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18001 seqno. Adjust comment.
18002 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18003 inserting bookkeeping before a jump, the jump is not scheduled.
18004 When no positive seqno found, provide a value. Add comment.
18006 2009-05-29 Richard Guenther <rguenther@suse.de>
18008 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18009 short-cutting on the first component.
18011 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18013 PR middle-end/39958
18014 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18015 for trees other than decls/types.
18017 2009-05-29 Richard Guenther <rguenther@suse.de>
18019 * tree-ssa-operands.c (get_expr_operands): Do not handle
18020 INDIRECT_REFs in the handled-component case. Remove
18021 unused get_ref_base_and_extent case.
18022 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18023 tree_low_cst and host_integerp where possible.
18024 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18025 codes for equivalence.
18026 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18028 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18030 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18031 to tmake_file for i[34567]86-*-cygwin*.
18033 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18036 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18037 (altivec_categorize_keyword, init_vector_keywords,
18038 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18041 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18043 * tree.c (handle_dll_attribute): Check if node is
18044 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18046 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18048 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18050 (thumb2_zero_extendqidi2): Likewise.
18052 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18054 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18055 instead of gen_movrt.
18056 * config/sh/sh.md (movrt): Remove.
18058 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18060 * doc/invoke.texi (IA-64 Options):
18061 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18062 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18063 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18064 -msched-prefer-non-control-spec-insns,
18065 -msched-stop-bits-after-every-cycle,
18066 -msched-count-spec-in-critical-path,
18067 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18068 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18069 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18070 and -msched-spec-verbose.
18072 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18074 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18075 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18077 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18079 2009-05-28 Richard Guenther <rguenther@suse.de>
18081 * tree-ssa-alias.c (ao_ref_init): New function.
18082 (ao_ref_base): Likewise.
18083 (ao_ref_base_alias_set): Likewise.
18084 (ao_ref_alias_set): Likewise.
18085 (refs_may_alias_p_1): Change signature.
18086 (refs_may_alias_p): Adjust.
18087 (refs_anti_dependent_p): Likewise.
18088 (refs_output_dependent_p): Likewise.
18089 (call_may_clobber_ref_p_1): Change signature.
18090 (call_may_clobber_ref_p): Adjust.
18091 (stmt_may_clobber_ref_p_1): New function split out from ...
18092 (stmt_may_clobber_ref_p): ... here.
18093 (maybe_skip_until): Adjust signature.
18094 (get_continuation_for_phi): Likewise.
18095 (walk_non_aliased_vuses): Likewise.
18096 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18097 (ao_ref_init): Declare.
18098 (ao_ref_base): Likewise.
18099 (ao_ref_alias_set): Likewise.
18100 (stmt_may_clobber_ref_p_1): Likewise.
18101 (walk_non_aliased_vuses): Adjust.
18102 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18103 (get_ref_from_reference_ops): remove.
18104 (vn_reference_lookup_2): Adjust signature.
18105 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18106 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18107 (vn_reference_lookup): Adjust.
18108 (vn_reference_insert): Likewise.
18109 (vn_reference_insert_pieces): Adjust signature.
18110 (visit_reference_op_call): Adjust.
18111 * tree-ssa-pre.c (get_expr_type): Simplify.
18112 (phi_translate_1): Adjust.
18113 (compute_avail): Likewise.
18114 (translate_vuse_through_block): Do not re-build trees.
18115 (value_dies_in_block_x): Likewise.
18116 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18118 (vn_reference_lookup_pieces): Adjust declaration.
18119 (vn_reference_insert_pieces): Likewise.
18121 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18123 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18124 with checking disabled.
18126 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18130 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18131 macro definition for support of three-operand format aligned
18132 .comm directive in assembler on cygwin/pe/mingw target OS.
18133 * configure: Regenerate.
18134 * config.h: Regenerate.
18136 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18137 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18138 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18140 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18141 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18143 2009-05-28 Ira Rosen <irar@il.ibm.com>
18145 PR tree-optimization/40254
18146 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18147 in analysis of basic blocks.
18149 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18151 PR middle-end/33699
18152 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18153 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18154 (TARGET_INITIALIZER): Use it.
18155 * cse.c (CHEAPER): Move it up to the other macros.
18156 (insert): Rename this ...
18157 (insert_with_costs): ... to this. Add cost parameters. Update
18159 (insert): New function. Call insert_with_costs.
18160 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18161 find_reg_offset_for_const, try_const_anchors): New functions.
18162 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18163 when using a const-anchor. Call insert_const_anchors.
18164 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18165 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18167 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18169 * tree-inline.c (remap_decls): Enable nonlocalized variables
18170 when not optimizing.
18172 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18174 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18175 Simplify other tests involving optimize.
18177 2009-05-27 Tom Tromey <tromey@redhat.com>
18179 * unwind-dw2.c (_Unwind_DebugHook): New function.
18180 (uw_install_context): Call _Unwind_DebugHook.
18182 2009-05-27 Tom Tromey <tromey@redhat.com>
18184 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18186 2009-05-27 Ian Lance Taylor <iant@google.com>
18188 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18189 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18190 (ALL_LINKERFLAGS): Define.
18191 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18192 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18193 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18194 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18195 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18196 $(LINKER_FOR_BUILD).
18197 (build/gcov-iov$(build_exeext)): Likewise.
18199 2009-05-27 Julian Brown <julian@codesourcery.com>
18201 * gcse.c (target.h): Include.
18202 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18203 copy of argument to a pseudo register.
18205 2009-05-27 Diego Novillo <dnovillo@google.com>
18207 * tree-ssa-live.c (dump_scope_block): Document arguments.
18208 (dump_scope_blocks): Document.
18209 (debug_scope_blocks): New.
18210 * tree-flow.h (debug_scope_blocks): Declare.
18212 2009-05-21 Denis Chertykov <denisc@overta.ru>
18214 * doc/contrib.texi (Contributors): Add myself to the list.
18216 2009-05-27 Olivier Hainque <hainque@adacore.com>
18218 * expr.c (target_align): New function. Alignment the TARGET of an
18219 assignment may be assume to have.
18220 (highest_pow2_factor_for_target): Use it instead of relying on
18221 immediate tree attributes of TARGET, not necessarily honored when
18222 intermediate bitfields are involved.
18224 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18227 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18228 AVX, SSE4, AES, PCLMUL and POPCNT.
18230 2009-05-27 Diego Novillo <dnovillo@google.com>
18232 * tree-pretty-print.c (dump_location): New.
18233 (dump_generic_node): Call it.
18234 Factor code to handle BLOCK nodes ...
18235 (dump_block_node): ... here.
18237 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18239 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18241 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18243 * gcc-plugin.h: Include config.h and system.h.
18244 (IN_GCC): Define if not defined.
18246 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18248 PR middle-end/40249
18249 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18252 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18254 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18256 * config/m32r/m32r.h: Ditto.
18257 * config/m32r/m32r.md: Ditto.
18258 * config/m32r/predicates.md: Ditto.
18260 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18262 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18264 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18267 (Loading plugins): typo.
18268 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18269 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18270 (Interacting with the GCC Garbage Collector): Added new section.
18271 (Giving information about a plugin): Added new section for
18273 * ggc.h (ggc_register_root_tab): Added declaration.
18274 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18275 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18276 (register_callback): Improved comment in declaration.
18277 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18278 (extra_root_vec) Added static variable for dynamic roots registration.
18279 (ggc_register_root_tab) Added new routine.
18280 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18281 PLUGIN_GGC_MARKING event.
18282 * ggc-zone.c: Include plugin.h.
18283 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18284 * ggc-page.c: Include plugin.h.
18285 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18286 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18287 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18288 (register_callback): check lack of callbacks for
18289 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18290 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18291 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18292 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18293 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18294 dependency on plugin.h.
18295 (plugin.o): Added dependency on ggc.h...
18297 2009-05-26 Richard Guenther <rguenther@suse.de>
18299 PR middle-end/40248
18301 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18302 with mismatched comparison modes.
18304 * expr.c (expand_expr_real_1): Expand the operand of a
18305 VIEW_CONVERT_EXPR in its natural mode.
18307 2009-05-26 Ian Lance Taylor <iant@google.com>
18309 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18310 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18311 (ALL_COMPILERFLAGS): Define.
18312 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18313 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18314 (collect2$(exeext), collect2.o): Likewise.
18315 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18316 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18317 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18318 (libbackend.o, intl.o, cppdefault.o): Likewise.
18319 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18320 (build/%.o): Use $(COMPILER_FOR_BUILD).
18321 (build/gen%$(build_exeext)): Likewise.
18322 (build/gcov-iov$(build_exeext)): LIkewise.
18323 * config/t-darwin (darwin.o): Use $(COMPILER).
18324 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18325 * config/t-sol2 (sol2-c.o): Likewise.
18326 (sol2.o): Likewise.
18327 * config/t-vxworks (vxworks.o): Likewise.
18328 * config/x-darwin (host-darwin.o): Likewise.
18329 * config/x-hpux (host-hpux.o): Likewise.
18330 * config/x-linux (host-linux.o): Likewise.
18331 * config/x-solaris (host-solaris.o): Likewise.
18332 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18333 * config/arm/t-arm (arm-c.o): Likewise.
18334 * config/arm/t-pe (pe.o): Likewise.
18335 * config/arm/t-wince-pe (pe.o): Likewise.
18336 * config/i386/t-cygming (winnt.o): Likewise.
18337 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18338 * config/i386/t-cygwin (cygwin1.o): Likewise.
18339 (cygwin2.o): Likewise.
18340 * config/i386/t-i386 (i386-c.o): Likewise.
18341 * config/i386/t-interix (winnt.o): Likewise.
18342 * config/i386/t-netware (netware.o): Likewise.
18343 * config/i386/t-nwld (nwld.o): Likewise.
18344 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18345 * config/i386/x-i386 (driver-i386.o): Likewise.
18346 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18347 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18348 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18349 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18350 * config/mips/x-native (driver-native.o): Likewise.
18351 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18352 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18353 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18354 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18355 * config/score/t-score-elf (score7.o): Likewise.
18356 (score3.o): Likewise.
18357 * config/sh/t-sh (sh-c.o): Likewise.
18358 * config/sh/t-symbian (sh-c.o): Likewise.
18359 (symbian.o): Likewise.
18360 * config/spu/t-spu-elf (spu-c.o): Likewise.
18361 * config/v850/t-v850 (v850-c.o): Likewise.
18362 * config/v850/t-v850e (v850-c.o): Likewise.
18364 2009-05-26 Richard Guenther <rguenther@suse.de>
18366 PR tree-optimization/40122
18367 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18368 VECTOR_CSTs if possible.
18369 (fold_gimple_assign): Likewise.
18371 2009-05-26 Richard Guenther <rguenther@suse.de>
18373 PR middle-end/40252
18374 * fold-const.c (fold_binary): Use the correct types for building
18377 2009-05-26 Richard Guenther <rguenther@suse.de>
18379 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18380 redundant calls to merge_alias_info.
18381 (bump_vector_ptr): Likewise.
18382 * tree-ssa-copy.c (merge_alias_info): Remove.
18383 (replace_exp_1): Remove call to merge_alias_info.
18384 (propagate_tree_value): Likewise.
18385 (fini_copy_prop): Propagate points-to info.
18386 * tree-flow.h (merge_alias_info): Remove.
18388 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18390 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18392 2009-05-25 Jan Hubicka <jh@suse.cz>
18394 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18395 * cgraph.h (struct inline_summary): New filed self_wize,
18396 size_inlining_benefit, self_time and time_inlining_benefit.
18397 (struct cgraph_global_info): Replace insns by time ans size fields.
18398 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18399 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18400 (ipcp_update_callgraph): Do not touch function bodies.
18401 * ipa-inline.c: Include except.h
18402 (MAX_TIME): New constant.
18403 (overall_insns): Remove.
18404 (leaf_node_p): New.
18405 (overall_size, max_benefit): New static variables.
18406 (cgraph_estimate_time_after_inlining): New function.
18407 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18408 (cgraph_clone_inlined_nodes): Update size.
18409 (cgraph_mark_inline_edge): Update size.
18410 (cgraph_estimate_growth): Use size info.
18411 (cgraph_check_inline_limits): Check size.
18412 (cgraph_default_inline_p): Likewise.
18413 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18414 (cgraph_decide_recursive_inlining): Check size.
18415 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18417 (cgraph_decide_inlining): Likewise.
18418 (cgraph_decide_inlining_incrementally): Likewise; honor
18419 PARAM_EARLY_INLINING_INSNS.
18420 (likely_eliminated_by_inlining_p): New predicate.
18421 (estimate_function_body_sizes): New function.
18422 (compute_inline_parameters): Use it.
18423 * except.c (must_not_throw_labels): New function.
18424 * except.h (must_not_throw_labels): Declare.
18425 * tree-inline.c (init_inline_once): Kill inlining_weigths
18426 * tree-ssa-structalias.c: Avoid uninitialized warning.
18427 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18428 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18429 (PARAM_INLINE_CALL_COST): Remove.
18430 (PARAM_EARLY_INLINING_INSNS): New.
18432 2009-05-25 Richard Guenther <rguenther@suse.de>
18434 PR tree-optimization/36327
18435 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18436 callback for reference translation or lookup at the point of may-defs.
18437 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18438 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18439 for union COMPONENT_REFs.
18440 (vn_reference_lookup_3): New callback. Lookup from memset
18441 and CONSTRUCTOR assignment, translate through struct copies.
18442 (vn_reference_lookup_pieces): Make sure to not free the
18443 passed operands array. Adjust walk_non_aliased_vuses call.
18444 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18445 make sure we do not leak memory.
18447 2009-05-25 Richard Guenther <rguenther@suse.de>
18449 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18450 * tree-inline.c (expand_call_inline): Reset the escaped and
18451 callused solutions.
18452 * tree-ssa-structalias.c (pass_build_ealias): New.
18453 * tree-pass.h (pass_build_ealias): Declare.
18454 * passes.c (init_optimization_passes): Add PTA during
18455 early optimizations.
18456 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18457 and CALLUSED solutions.
18458 (dump_points_to_solution): New function, split out from ...
18459 (dump_points_to_info_for): ... here.
18460 * tree-parloops.c (parallelize_loops): Reset the escaped and
18461 callused solutions.
18463 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18466 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18467 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18469 2009-05-25 Ira Rosen <irar@il.ibm.com>
18471 PR tree-optimization/40238
18472 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18473 statements after basic block's labels.
18474 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18475 to free the allocated memory.
18477 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18479 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18480 return address with a USE.
18482 2009-05-24 Richard Guenther <rguenther@suse.de>
18484 PR middle-end/40233
18485 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18486 array type from the main variant of the inner type.
18488 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18490 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18491 definition to bool (from int) to un-break build.
18492 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18494 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18496 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18497 discard_stmt_changes): Delete.
18498 * tree-ssa-operands.c (scb_stack): Delete.
18499 (init_ssa_operands): Do not initialize it.
18500 (fini_ssa_operands): Do not free it.
18501 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18503 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18504 update_stmt, remove the others. Fix comments.
18505 * tree-dfa.c (optimize_stack_restore): Likewise.
18506 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18507 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18508 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18509 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18511 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18512 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18513 (dom_opt_finalize_block): Likewise, adjusting access to
18515 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18516 (stmts_to_rescan): Change item type to gimple.
18517 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18519 2009-05-24 Ira Rosen <irar@il.ibm.com>
18521 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18522 * tree-pass.h (pass_slp_vectorize): New pass.
18523 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18524 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18525 * tree-vectorizer.c (timevar.h): Include.
18526 (user_vect_verbosity_level): Declare.
18527 (vect_location): Fix comment.
18528 (vect_set_verbosity_level): Update user_vect_verbosity_level
18529 instead of vect_verbosity_level.
18530 (vect_set_dump_settings): Add an argument. Ignore user defined
18531 verbosity if dump flags require higher level of verbosity. Print to
18532 stderr only for loop vectorization.
18533 (vectorize_loops): Update call to vect_set_dump_settings.
18534 (execute_vect_slp): New function.
18535 (gate_vect_slp): Likewise.
18536 (struct gimple_opt_pass pass_slp_vectorize): New.
18537 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18538 access its members.
18539 (vec_info_for_bb): New function.
18540 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18541 (VECTORIZATION_ENABLED): New macro.
18542 (SLP_ENABLED, SLP_DISABLED): Likewise.
18543 (vect_is_simple_use): Add bb_vec_info argument.
18544 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18545 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18546 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18547 vect_schedule_slp, vect_analyze_slp): Likewise.
18548 (vect_analyze_stmt): Add slp_tree argument.
18549 (find_bb_location): Declare.
18550 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18551 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18552 (vect_analyze_loop_operations, vect_analyze_loop,
18553 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18554 vect_finalize_reduction, vectorizable_reduction,
18555 vectorizable_live_operation, vect_transform_loop): Likewise.
18556 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18557 skip evolution analysis if analyzing a basic block.
18558 (dr_analyze_indices): Likewise.
18559 (initialize_data_dependence_relation): Skip the test whether the
18560 object is invariant for basic blocks.
18561 (compute_all_dependences): Skip dependence analysis for data
18562 references in basic blocks.
18563 (find_data_references_in_stmt): Don't fail in case of invariant
18564 access in basic block.
18565 (find_data_references_in_bb): New function.
18566 (find_data_references_in_loop): Move code to
18567 find_data_references_in_bb and add a call to it.
18568 (compute_data_dependences_for_bb): New function.
18569 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18570 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18572 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18573 unknown dependence in basic block and fail in case of dependence in
18575 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18576 dependence instances from either loop or basic block vectorization
18578 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18579 before calling nested_in_vect_loop_p.
18580 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18581 dependence instances from either loop or basic block vectorization
18583 (vect_verify_datarefs_alignment): Likewise.
18584 (vect_enhance_data_refs_alignment): Adjust function calls.
18585 (vect_analyze_data_refs_alignment): Likewise.
18586 (vect_analyze_group_access): Fix printing. Skip different checks if
18587 DR_STEP is 0. Keep strided stores either in loop or basic block
18588 vectorization data structure. Fix indentation.
18589 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18591 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18592 dependence instances from either loop or basic block vectorization
18594 (vect_analyze_data_refs): Update comment. Call
18595 compute_data_dependences_for_bb to analyze basic blocks.
18596 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18597 case of loop vectorization. In case of basic block vectorization use
18598 data-ref itself as a base.
18599 (vect_create_data_ref_ptr): In case of basic block vectorization:
18600 don't advance the pointer, add new statements before the current
18601 statement. Adjust function calls.
18602 (vect_supportable_dr_alignment): Support only aligned accesses in
18603 basic block vectorization.
18604 * common.opt (ftree-slp-vectorize): New flag.
18605 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18606 (vect_pattern_recog_1): Likewise.
18607 * tree-vect-stmts.c (process_use): Likewise.
18608 (vect_init_vector): Add new statements in the beginning of the basic
18609 block in case of basic block SLP.
18610 (vect_get_vec_def_for_operand): Adjust function calls.
18611 (vect_finish_stmt_generation): Likewise.
18612 (vectorizable_call): Add assert that it is loop vectorization, adjust
18614 (vectorizable_conversion, vectorizable_assignment): Likewise.
18615 (vectorizable_operation): In case of basic block SLP, take
18616 vectorization factor from statement's type and skip the relevance
18617 check. Adjust function calls.
18618 (vectorizable_type_demotion): Add assert that it is loop
18619 vectorization, adjust function calls.
18620 (vectorizable_type_promotion): Likewise.
18621 (vectorizable_store): Check for outer loop only in case of loop
18622 vectorization. Adjust function calls. For basic blocks, skip the
18623 relevance check and don't advance pointers.
18624 (vectorizable_load): Likewise.
18625 (vectorizable_condition): Add assert that it is loop vectorization,
18626 adjust function calls.
18627 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18628 that it is not reduction, get vector type, call only supported
18629 functions, skip loop specific parts.
18630 (vect_transform_stmt): Check for outer loop only in case of loop
18632 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18633 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18634 for external definition.
18635 * passes.c (pass_slp_vectorize): New pass.
18636 * tree-vect-slp.c (find_bb_location): New function.
18637 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18638 check for patterns only in loops.
18639 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18640 case of multiple types in basic block SLP.
18641 (vect_mark_slp_stmts_relevant): New function.
18642 (vect_supported_load_permutation_p): Fix comment.
18643 (vect_analyze_slp_instance): Add argument. In case of basic block
18644 SLP, take vectorization factor from statement's type, check that
18645 unrolling factor is 1. Adjust function call. Save SLP instance in
18646 either loop or basic block vectorization structure. Return FALSE,
18648 (vect_analyze_slp): Add argument. Get strided stores groups from
18649 either loop or basic block vectorization structure. Return FALSE
18650 if basic block SLP failed.
18651 (new_bb_vec_info): New function.
18652 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18653 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18654 (vect_schedule_slp): Add argument. Get SLP instances from either
18655 loop or basic block vectorization structure. Set vectorization factor
18656 to be 1 for basic block SLP.
18657 (vect_slp_transform_bb): New function.
18658 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18660 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18662 * final.c (shorten_branches): Do not align labels for jump tables.
18663 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18665 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18667 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18668 Remove outdated reference to flow.c and fix nits.
18669 * doc/gccint.texi: Tweak RTL description.
18670 * doc/rtl.texi: Likewise.
18672 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18674 * config/avr/avr.c: Change my email address.
18675 * config/avr/avr.h: Likewise.
18676 * config/avr/avr.md: Likewise.
18677 * config/avr/avr-protos.h: Likewise.
18678 * config/avr/libgcc.S: Likewise.
18680 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18682 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18683 (spu_split_load, spu_split_store): Change return type to int.
18684 (spu_split_convert): Declare.
18685 * config/spu/predicates.md (spu_mem_operand): Remove.
18686 (spu_mov_operand): Update.
18687 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18688 * config/spu/spu.c (regno_aligned_for_load): Remove.
18689 (reg_aligned_for_addr, spu_expand_load): Define.
18690 (spu_expand_extv): Reimplement and handle MEM.
18691 (spu_expand_insv): Handle MEM.
18692 (spu_sched_reorder): Handle insn's with length 0.
18693 (spu_legitimate_address_p): Reimplement.
18694 (store_with_one_insn_p): Return TRUE for any mode with size
18695 larger than 16 bytes.
18696 (address_needs_split): Define.
18697 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18699 (spu_convert_move): Define.
18700 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18701 (spu_split_store): Change all MEM's to TImode.
18702 (spu_init_expanders): Preallocate registers that correspond to
18703 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18705 (spu_split_convert): Define.
18706 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18707 (_move<mode>, _movdi, _movti): Update predicate and condition.
18708 (load, store): Change to define_split.
18709 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18711 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18712 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18713 define_insn_and_split of lshr<mode>3.
18714 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18715 (<v>ashr<mode>3_imm): Define.
18716 (extv, extzv, insv): Allow MEM operands.
18717 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18718 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18719 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18720 (_spu_convert2): Change to define_insn_and_split and remove the
18721 corresponding define_peephole2.
18722 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18723 Change predicates to memory_operand.
18725 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18727 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18729 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18731 PR tree-optimization/40219
18732 * tree.c (iterative_hash_expr): Make sure the builtin function is
18733 a normal builtin function and not a front end or back end builtin
18734 before indexing into the built_in_decls array.
18736 2009-05-22 Richard Guenther <rguenther@suse.de>
18738 PR middle-end/38964
18739 * alias.c (write_dependence_p): Do not use TBAA for answering
18740 anti-dependence or output-dependence.
18741 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18742 (emit_pointer_definition): Remove.
18743 (emit_alias_warning): Likewise.
18744 (find_what_var_points_to): Remove TBAA pruning code.
18745 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18747 (compute_points_to_sets): Remove code computing the set of
18748 dereferenced pointers.
18749 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18750 oracle for querying anti and output dependencies.
18751 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18752 if TBAA may be applied.
18753 (refs_anti_dependent_p): New function.
18754 (refs_output_dependent_p): Likewise.
18755 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18756 (refs_output_dependent_p): Likewise.
18757 * doc/tree-ssa.texi (Memory model): New section.
18758 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18759 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18760 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18761 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18762 * expr.c (expand_expr_real_1): Likewise.
18763 * gimple-low.c (lower_stmt): Likewise.
18764 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18765 (dump_gimple_cdt): Remove.
18766 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18767 (gimple_size): Likewise.
18768 (walk_gimple_op): Likewise.
18769 (is_gimple_stmt): Likewise.
18770 (walk_stmt_load_store_addr_ops): Likewise.
18771 (gimple_build_cdt): Remove.
18772 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18773 * gimple.h (gimple_cdt_new_type): Remove.
18774 (gimple_cdt_new_type_ptr): Likewise.
18775 (gimple_cdt_set_new_type): Likewise.
18776 (gimple_cdt_location): Likewise.
18777 (gimple_cdt_location_ptr): Likewise.
18778 (gimple_cdt_set_location): Likewise.
18779 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18780 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18781 GIMPLE_CHANGE_DYNAMIC_TYPE.
18782 (verify_types_in_gimple_stmt): Likewise.
18783 * tree-inline.c (estimate_num_insns): Likewise.
18784 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18785 (copy_decl_to_var): Likewise.
18786 (copy_result_decl_to_var): Likewise.
18787 * tree-pretty-print.c (dump_generic_node): Do not handle
18788 CHANGE_DYNAMIC_TYPE_EXPR.
18789 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18790 * tree-ssa-operands.c (get_expr_operands): Likewise.
18791 * tree-ssa-structalias.c (struct variable_info): Remove
18792 no_tbaa_pruning member.
18793 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18794 (unify_nodes): Do not copy it.
18795 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18796 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18797 (set_uids_in_ptset): Do not check it.
18798 (find_what_var_points_to): Likewise.
18799 (compute_tbaa_pruning): Remove.
18800 (compute_points_to_sets): Do not call it.
18801 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18802 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18803 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18804 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18805 (DECL_NO_TBAA_P): Likewise.
18806 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18807 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18808 (expand_omp_atomic_pipeline): Do not set it.
18809 * print-tree.c (print_node): Do not dump it.
18810 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18813 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18816 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18819 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18821 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18824 2009-05-22 Ben Elliston <bje@au.ibm.com>
18826 * Makefile.in (bversion.h, s-bversion): New targets.
18827 (TOPLEV_H): Add bversion.h.
18828 * toplev.h: Include "bversion.h".
18829 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18830 the __format__ attribute only if compiling with the same version
18831 of GCC as the sources (the "build version").
18833 2009-05-22 Ben Elliston <bje@au.ibm.com>
18835 * c-format.c (handle_format_attribute): Fix comment typo.
18837 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18840 * config/ia64/ia64.opt (mfused-madd): New.
18841 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18842 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18843 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18844 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18845 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18846 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18847 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18848 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18849 instruction if !TARGET_FUSED_MADD.
18850 (fpma, fpms): Remove colon from name.
18852 2009-05-22 Richard Guenther <rguenther@suse.de>
18854 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18855 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18856 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18858 (create_expression_by_pieces): Only convert if necessary.
18859 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18860 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18862 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18864 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18865 regular pattern from a template and rename it ...
18866 (*extzv_truncsi_exts): ... to this.
18868 2009-05-21 Richard Guenther <rguenther@suse.de>
18870 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18871 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18872 (cgraph_default_inline_p): Likewise.
18873 (cgraph_decide_inlining_incrementally): Likewise.
18875 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18876 Uros Bizjak <ubizjak@gmail.com>
18878 * config/i386/cpuid.h (bit_MOVBE): New.
18880 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18882 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18883 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18884 (ix86_handle_option): Handle OPT_mmovbe.
18885 (ix86_target_string): Add -mmovbe.
18886 (pta_flags): Add PTA_MOVBE.
18887 (processor_alias_table): Add PTA_MOVBE to "atom".
18888 (override_options): Handle PTA_MOVBE.
18890 * config/i386/i386.h (TARGET_MOVBE): New.
18892 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18893 (*bswapsi_movbe): New.
18894 (*bswapdi_movbe): Likewise.
18895 (bswapdi2): Renamed to ...
18896 (*bswapdi_1): This.
18897 (bswapdi2): New expander.
18899 * config/i386/i386.opt (mmovbe): New.
18901 * doc/invoke.texi: Document -mmovbe.
18903 2009-05-21 Taras Glek <tglek@mozilla.com>
18905 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18906 * gcc-plugin.h (plugin_init): Updated signature.
18907 * gcc-plugin.h (plugin_name_args): Moved to this header.
18908 * doc/plugins.texi (plugin_init): Updated documention to reflect
18910 * doc/plugins.texi (plugin_name_args): Added to documention.
18912 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18914 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18915 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18917 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18919 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18920 JUMP_TABLE_DATA_P predicates where applicable.
18921 * config/i386/predicates.md: Ditto.
18922 * config/i386/sse.md: Ditto.
18924 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18926 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18927 operand2 -128 override length_immediate attribute to 1.
18928 * config/i386/predicates.md (constm128_operand): New predicate.
18930 * config/i386/i386.c (memory_address_length): Handle %r12
18931 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18933 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18934 mode look through optional ZERO_EXTEND and SUBREG.
18935 * config/i386/i386.md (R12_REG): New define_constant.
18936 (prefix_data16): For sse unit set also for MODE_TI insns.
18937 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18938 insns set if operand 1 is ext_QIreg_operand.
18939 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18940 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18942 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18943 mode from MODE_DI to MODE_SI.
18944 (movdi_1_rex64): Override modrm and length_immediate attributes
18945 only for movabs (TYPE_IMOV, alternative 2).
18946 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18947 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18948 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18949 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18950 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18951 prefix_rex attribute if DImode.
18952 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18953 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18954 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18955 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18956 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18957 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18958 Likewise. For TYPE_IMOV clear length_immediate attribute.
18959 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18960 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18961 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18962 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18963 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18964 or one operand TYPE_ISHIFT.
18965 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18966 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18967 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18968 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18969 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18970 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18971 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18972 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18973 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18974 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18975 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18976 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18977 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18978 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18979 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18980 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18981 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18982 set mode attribute, don't override length attribute.
18983 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18985 (return_internal_long): Set length attribute to 2 instead of 1.
18986 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18987 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18988 prefix_rex attribute.
18989 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18991 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18993 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18995 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18997 2009-05-20 Ian Lance Taylor <iant@google.com>
18999 * tree.c (build_tree_list_vec_stat): New function.
19000 (ctor_to_vec): New function.
19001 (build_nt_call_vec): New function.
19002 (build_call_array): Change args to be a const pointer.
19003 (build_call_vec): New function.
19004 * tree.h (build_nt_call_vec): Declare.
19005 (build_tree_list_vec_stat): Declare.
19006 (build_tree_list_vec): Define.
19007 (build_call_array): Update declaration.
19008 (build_call_vec): Declare.
19009 (ctor_to_vec): Declare.
19010 * c-common.c (tree_vector_cache): New static variable.
19011 (make_tree_vector): New function.
19012 (release_tree_vector): New function.
19013 (make_tree_vector_single): New function.
19014 (make_tree_vector_copy): New function.
19015 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19016 (make_tree_vector_single, make_tree_vector_copy): Declare.
19017 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19018 (c_parser_expr_list): Don't manage cache here, instead call
19020 (c_parser_release_expr_list): Remove static function.
19021 (c_parser_vec_to_tree_list): Remove static function.
19022 (c_parser_attributes): Call build_tree_list_vec instead of
19023 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19024 c_parser_release_expr_list.
19025 (c_parser_postfix_expression_after_primary): Likewise.
19026 (c_parser_objc_keywordexpr): Likewise.
19028 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19030 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19031 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19032 TARGET_CONVERT_TO_TYPE.
19033 * hooks.c (hook_tree_const_tree_null): Define.
19034 * hooks.h (hook_tree_const_tree_null): Declare.
19035 * target.h (struct gcc_target): Add invalid_parameter_type,
19036 invalid_return_type, promoted_type, and convert_to_type fields.
19037 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19038 (TARGET_INVALID_RETURN_TYPE): Define.
19039 (TARGET_PROMOTED_TYPE): Define.
19040 (TARGET_CONVERT_TO_TYPE): Define.
19041 (TARGET_INITIALIZER): Update for new fields.
19042 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19043 (grokparms): Check targetm.invalid_parameter_type.
19044 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19045 * c-convert.c (convert): Check targetm.convert_to_type.
19047 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19049 * config/mips/mips.md (*extenddi_truncate<mode>,
19050 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19052 (*extendhi_truncateqi): New define_insn_and_sptit.
19054 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19056 PR middle-end/40204
19057 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19058 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19060 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19062 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19063 the operand of VIEW_CONVERT_EXPR.
19065 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19067 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19068 extended family and model for Intel processors. Support Intel Atom.
19070 2009-05-20 Olivier Hainque <hainque@adacore.com>
19072 * gstab.h (stab_code_type): Define, to be used instead of the
19073 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19075 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19076 occurrences by stab_code_type.
19077 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19079 2009-05-20 Martin Jambor <mjambor@suse.cz>
19081 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19082 (sra_insert_before): Likewise.
19083 (sra_insert_after): Likewise.
19084 (sra_init_cache): Likewise.
19085 (sra_type_can_be_decomposed_p): Likewise.
19086 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19087 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19088 (sra_insert_before): Likewise.
19089 (sra_insert_after): Likewise.
19090 (sra_init_cache): Likewise.
19091 (insert_edge_copies_seq): Made static and moved upwards.
19093 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19096 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19098 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19099 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19102 2009-05-20 Richard Guenther <rguenther@suse.de>
19104 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19105 with mismatched comparison modes.
19107 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19109 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19110 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19111 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19112 with shifts for Thumb2.
19113 (orsi_notsi): New for orn.
19114 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19115 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19116 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19117 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19118 Don't invert remainder for IOR.
19120 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19122 PR tree-optimization/40087
19123 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19124 number_of_iterations_ne): Rename never_infinite argument.
19125 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19126 number_of_iterations_le): Handle pointer-type ivs when
19127 exit_must_be_taken is false.
19128 (number_of_iterations_cond): Do not always assume that
19129 exit_must_be_taken if the control variable is a pointer.
19131 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19133 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19134 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19136 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19138 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19139 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19141 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19144 * c.opt (Wlogical-op): Disabled by default.
19145 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19147 * doc/invoke.texi (Wlogical-op): Likewise.
19149 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19151 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19153 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19154 Propagate the type of the first operand.
19155 <ASSERT_EXPR>: Simplify.
19156 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19157 Rewrite using the RHS code as discriminant.
19158 <NOP_EXPR>: Turn into CASE_CONVERT.
19159 <PLUS_EXPR>: Propagate the type of the first operand.
19161 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19163 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19164 (ia64_dconst_0_375): New.
19165 * config/ia64/ia64.c (ia64_override_options): Remove
19166 -minline-sqrt-min-latency warning.
19167 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19168 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19169 * config/ia64/ia64.md (*sqrt_approx): Remove.
19170 (sqrtsf2): Remove #if 0.
19171 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19172 (sqrtdf): Remove assert.
19173 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19174 (sqrtxf2): Remove #if 0.
19175 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19176 * div.md (sqrt_approx_rf): New.
19177 (sqrtsf2_internal_thr): New implementation.
19178 (sqrtsf2_internal_lat): New.
19179 (sqrtdf2_internal_thr: New implementation.
19180 (sqrtxf2_internal): New implementation.
19182 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19183 Hans-Peter Nilsson <hp@axis.com>
19185 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19186 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19187 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19188 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19189 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19190 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19191 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19192 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19193 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19194 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19195 * c-common.c: ...from here.
19197 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19199 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19201 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19203 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19205 2009-05-19 Ben Elliston <bje@au.ibm.com>
19207 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19208 assignments with memcpy calls.
19209 (add_fdes): Likewise.
19210 (binary_search_unencoded_fdes): Likewise.
19211 (linear_search_fdes): Eliminate type puns.
19213 2009-05-19 Richard Guenther <rguenther@suse.de>
19215 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19216 not falsely claim to have propagated into all uses.
19218 2009-05-19 Ben Elliston <bje@au.ibm.com>
19220 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19223 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19225 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19226 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19227 (TARGET_LEGITIMATE_ADDRESS_P): New.
19228 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19229 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19231 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19234 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19235 child of the containing namespace's DIE.
19237 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19239 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19240 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19241 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19244 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19247 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19248 gen_align with gen_pad.
19249 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19250 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19252 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19253 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19255 * config/i386/i386.md (align): Renamed to ...
19256 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19257 ASM_OUTPUT_MAX_SKIP_PAD.
19259 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19261 * config.gcc: Fix variable syntax.
19264 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19265 before calling exact_log2.
19266 (output_iorsi3): Likewise.
19267 (output_xorsi3): Likewise.
19269 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19271 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19272 for the none zero constant operand except for EQ and NE
19273 comprisons even when the first operand is R0.
19275 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19277 * config/s390/2064.md: Remove trailing whitespaces.
19278 * config/s390/2084.md: Likewise.
19279 * config/s390/constraints.md: Likewise.
19280 * config/s390/fixdfdi.h: Likewise.
19281 * config/s390/libgcc-glibc.ver: Likewise.
19282 * config/s390/s390-modes.def: Likewise.
19283 * config/s390/s390-protos.h: Likewise.
19284 * config/s390/s390.c: Likewise.
19285 * config/s390/s390.h: Likewise.
19286 * config/s390/s390.md: Likewise.
19287 * config/s390/tpf-unwind.h: Likewise.
19289 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19291 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19293 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19296 * configure.ac (m68k-*-*): Check if binutils support TLS.
19297 * configure: Regenerate.
19298 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19299 * config/m68k/constraints.md (Cu): New constraint.
19300 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19301 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19302 (movsi): Handle TLS symbols.
19303 (addsi3_5200): Handle XTLS symbols, indent.
19304 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19305 (m68k_tls_reference_p): Declare.
19306 (m68k_legitimize_address): Declare.
19307 (m68k_unwrap_symbol): Declare.
19308 * config/m68k/m68k.opt (mxtls): New option.
19309 * config/m68k/m68k.c (ggc.h): Include.
19310 (m68k_output_dwarf_dtprel): Implement hook.
19311 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19312 (m68k_expand_prologue): Load GOT pointer when function needs it.
19313 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19314 (m68k_legitimate_constant_address_p): Same.
19315 (m68k_decompose_address): Handle TLS references.
19316 (m68k_get_gp): New static function.
19317 (enum m68k_reloc): New contants.
19318 (TLS_RELOC_P): New macro.
19319 (m68k_wrap_symbol): New static function.
19320 (m68k_unwrap_symbol): New function.
19321 (m68k_final_prescan_insn_1): New static function.
19322 (m68k_final_prescan_insn): New function.
19323 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19325 (legitimize_pic_address): Handle TLS references..
19326 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19327 (m68k_libcall_value_in_a0_p)
19328 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19329 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19330 (m68k_legitimize_tls_address): Handle TLS references.
19331 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19333 (m68k_legitimize_address): Handle TLS symbols.
19334 (m68k_get_reloc_decoration): New static function.
19335 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19337 (m68k_output_dwarf_dtprel): Implement hook.
19338 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19339 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19340 m68k_call_* routines.
19341 (sched_attr_op_type): Handle TLS symbols.
19342 (gt-m68k.h): Include.
19343 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19344 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19346 2009-05-18 Martin Jambor <mjambor@suse.cz>
19348 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19349 (visit_store_addr_for_mod_analysis): New function.
19350 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19351 (determine_cst_member_ptr): Use gimple_assign_single_p.
19352 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19353 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19354 operands. Don't check number of operands of a NOP_EXPR.
19356 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19358 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19360 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19363 * c-common.c (warn_logical_operator): Don't warn if one of
19364 expression isn't always true or false.
19366 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19368 * config/i386/biarch32.h: New file.
19369 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19371 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19373 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19374 *zero_extend<mode>_truncqi): Merge these into ...
19375 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19376 Name the pattern following this as *zero_extendhi_truncqi.
19378 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19380 PR middle-end/39301
19381 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19382 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19383 (output_info): Make field HOST_WIDEST_INT.
19384 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19385 (dump_bitmat_statistics): Same.
19387 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19389 * config.gcc (use_gcc_stdint): Set to wrap.
19390 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19391 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19392 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19393 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19394 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19395 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19396 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19397 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19399 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19401 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19403 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19404 Move definitions earlier.
19405 (OPT_ARCH64, OPT_ARCH32): Define.
19406 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19409 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19412 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19415 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19417 * arm.md (movdi2): Copy non-reg values to DImode registers.
19419 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19422 * final.c (label_to_max_skip): New function.
19423 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19424 CODE_LABEL_NUMBER <= max_labelno.
19425 * output.h (label_to_max_skip): New prototype.
19426 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19427 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19428 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19429 Handle CODE_LABELs with >= 16 byte alignment or with
19430 max_skip == (1 << align) - 1.
19431 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19432 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19435 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19436 .p2align 3 if MAX_SKIP is smaller than 7.
19437 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19439 2009-05-15 Ian Lance Taylor <iant@google.com>
19441 * alias.c (struct alias_set_entry_d): Rename from struct
19442 alias_set_entry. Change all uses.
19443 * except.c (struct call_site_record_d): Rename from struct
19444 call_site_record. Change all uses.
19445 * except.h (struct eh_region_d): Rename from struct eh_region.
19447 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19449 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19450 ivtype_map_elt. Change all uses.
19451 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19453 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19454 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19456 (struct sese_d): Rename from struct sese. Change all uses.
19457 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19458 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19459 * optabs.h (struct optab_d): Rename from struct optab. Change all
19461 (struct convert_optab_d): Rename from struct convert_optab.
19463 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19464 ipa_opt_pass. Change all uses.
19465 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19468 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19469 defined as a typedef.
19470 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19473 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19476 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19478 (merge_ranges): Returns bool.
19479 * tree.h (make_range): .. to here.
19480 (build_range_check): Likewise.
19481 (merge_ranges): Likewise. Renamed from merge_ranges.
19482 * c-typeck.c (parser_build_binary_op): Update calls to
19483 warn_logical_operator.
19484 * c-common.c (warn_logical_operator): Add new warning.
19485 * c-common.h (warn_logical_operator): Update declaration.
19487 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19489 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19491 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19493 * doc/install.texi: Document MPC requirements, flags etc.
19495 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19496 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19497 Evaluate constant arguments.
19498 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19499 (fold_builtin_1): Likewise, also evaluate constant arguments.
19500 Remove superfluous break.
19501 (do_mpc_ckconv): New.
19502 * real.h: Include mpc.h.
19503 * toplev.c (print_version): Output MPC version info if available.
19505 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19507 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19509 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19511 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19514 2009-05-15 Jan Hubicka <jh@suse.cz>
19516 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19517 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19518 (try_inline): Fix return value.
19519 (cgraph_decide_inlining_incrementally): Honor new value.
19520 (cgraph_early_inlining): Handle indirect inlining.
19521 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19523 2009-05-15 Jan Hubicka <jh@suse.cz>
19525 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19526 * cgraphunit.c (cgraph_finalize_function): Set it.
19527 (cgraph_expand_function): Use it.
19529 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19531 * real.c (encode_ieee_half): Define.
19532 (decode_ieee_half): Define.
19533 (ieee_half_format): Define.
19534 (arm_half_format): Define.
19535 * real.h (ieee_half_format): Declare.
19536 (arm_half_format): Declare.
19538 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19540 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19541 swapped, and reversed optabs exist before trying to use them.
19543 2009-05-15 Paul Brook <paul@codesourcery.com>
19544 Sandra Loosemore <sandra@codesourcery.com>
19546 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19547 loads. Allow PRE_DEC.
19548 (output_move_neon): Handle PRE_DEC.
19549 (arm_print_operand): Add 'A' for neon structure loads.
19550 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19551 * config/arm/neon.md (neon_mov): Update comment.
19552 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19554 (Um): New constraint.
19556 2009-05-15 Jan Hubicka <jh@suse.cz>
19558 Revert the following patch until testsuite fallout is fixed:
19559 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19560 * cgraph.h (struct inline_summary): New filed self_wize,
19561 size_inlining_benefit, self_time and time_inlining_benefit.
19562 (struct cgraph_global_info): Replace insns by time ans size fields.
19563 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19564 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19565 (ipcp_update_callgraph): Do not touch function bodies.
19566 * ipa-inline.c: Include except.h
19567 (MAX_TIME): New constant.
19568 (overall_insns): Remove
19569 (overall_size, max_benefit): New static variables.
19570 (cgraph_estimate_time_after_inlining): New function.
19571 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19572 (cgraph_clone_inlined_nodes): Update size.
19573 (cgraph_mark_inline_edge): Update size.
19574 (cgraph_estimate_growth): Use size info.
19575 (cgraph_check_inline_limits): Check size.
19576 (cgraph_default_inline_p): Likewise.
19577 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19578 (cgraph_decide_recursive_inlining): Check size.
19579 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19581 (cgraph_decide_inlining): Likewise.
19582 (cgraph_decide_inlining_incrementally): Likewise; honor
19583 PARAM_EARLY_INLINING_INSNS.
19584 (likely_eliminated_by_inlining_p): New predicate.
19585 (estimate_function_body_sizes): New function.
19586 (compute_inline_parameters): Use it.
19587 * except.c (must_not_throw_labels): New function.
19588 * except.h (must_not_throw_labels): Declare.
19589 * tree-inline.c (init_inline_once): Kill inlining_weigths
19590 * tree-ssa-structalias.c: Avoid uninitialized warning.
19591 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19592 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19593 (PARAM_INLINE_CALL_COST): Remove.
19594 (PARAM_EARLY_INLINING_INSNS): New.
19596 2009-05-15 Richard Guenther <rguenther@suse.de>
19598 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19599 not TODO_update_ssa.
19601 2009-05-15 Richard Guenther <rguenther@suse.de>
19603 PR tree-optimization/39999
19604 * gimple.h (gimple_expr_type): Use the expression type looking
19605 through useless conversions.
19606 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19607 (vn_nary_op_insert_stmt): Likewise.
19608 (simplify_binary_expression): Likewise.
19610 2009-05-15 Richard Guenther <rguenther@suse.de>
19612 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19613 New options, enabled by default.
19614 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19616 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19617 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19618 * tree-ssa-structalias.c (gate_tree_pta): New function.
19619 (pass_build_alias): Use it.
19621 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19623 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19624 recurse on an invariant address if a conversion from a pointer
19625 type to a wider integer type is involved.
19627 2009-05-15 Jan Hubicka <jh@suse.cz>
19629 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19630 * cgraph.h (struct inline_summary): New filed self_wize,
19631 size_inlining_benefit, self_time and time_inlining_benefit.
19632 (struct cgraph_global_info): Replace insns by time ans size fields.
19633 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19634 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19635 (ipcp_update_callgraph): Do not touch function bodies.
19636 * ipa-inline.c: Include except.h
19637 (MAX_TIME): New constant.
19638 (overall_insns): Remove
19639 (overall_size, max_benefit): New static variables.
19640 (cgraph_estimate_time_after_inlining): New function.
19641 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19642 (cgraph_clone_inlined_nodes): Update size.
19643 (cgraph_mark_inline_edge): Update size.
19644 (cgraph_estimate_growth): Use size info.
19645 (cgraph_check_inline_limits): Check size.
19646 (cgraph_default_inline_p): Likewise.
19647 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19648 (cgraph_decide_recursive_inlining): Check size.
19649 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19651 (cgraph_decide_inlining): Likewise.
19652 (cgraph_decide_inlining_incrementally): Likewise; honor
19653 PARAM_EARLY_INLINING_INSNS.
19654 (likely_eliminated_by_inlining_p): New predicate.
19655 (estimate_function_body_sizes): New function.
19656 (compute_inline_parameters): Use it.
19657 * except.c (must_not_throw_labels): New function.
19658 * except.h (must_not_throw_labels): Declare.
19659 * tree-inline.c (init_inline_once): Kill inlining_weigths
19660 * tree-ssa-structalias.c: Avoid uninitialized warning.
19661 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19662 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19663 (PARAM_INLINE_CALL_COST): Remove.
19664 (PARAM_EARLY_INLINING_INSNS): New.
19665 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19666 (inline-call-cost): Remove.
19667 (early-inlining-insns): New.
19669 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19671 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19673 (print_int_cst_bounds_in_octal_p): Likewise.
19674 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19676 * dwarf2out.c (base_type_die): Likewise.
19677 (is_subrange_type): Delete.
19678 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19679 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19680 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19681 if the destination type is boolean.
19682 (build_range_check): Do not special-case subtypes.
19683 (fold_sign_changed_comparison): Likewise.
19684 (fold_unary): Likewise.
19685 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19686 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19687 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19688 * tree.c (subrange_type_for_debug_p): New predicate based on the
19689 former is_subrange_type.
19690 * tree.h (subrange_type_for_debug_p): Declare.
19691 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19692 (convert_affine_scev): Remove call to above function.
19693 (chrec_convert_aggressive): Likewise.
19694 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19695 false for conversions involving subtypes.
19696 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19697 (vrp_val_min): Likewise.
19698 (needs_overflow_infinity): Likewise.
19699 (extract_range_from_unary_expr): Likewise.
19701 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19703 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19704 * config/frv/frv.c: Likewise.
19705 * config/s390/s390.c: Likewise.
19706 * config/sparc/sparc.h: Likewise.
19707 * config/i386/i386.h: Likewise.
19708 * config/i386/i386.c: Likewise.
19709 * config/crx/crx.c: Likewise.
19710 * config/m68hc11/m68hc11.h: Likewise.
19711 * config/iq2000/iq2000.c: Likewise.
19712 * config/mn10300/mn10300.h: Likewise.
19713 * config/mn10300/mn10300.c: Likewise.
19714 * config/m68k/m68k.c: Likewise.
19715 * config/rs6000/rs6000.c: Likewise.
19716 * config/rs6000/xcoff.h: Likewise.
19717 * config/rs6000/linux64.h: Likewise.
19718 * config/rs6000/sysv4.h: Likewise.
19719 * config/score/score3.c: Likewise.
19720 * config/score/score7.c: Likewise.
19721 * config/score/score.c: Likewise.
19722 * config/arm/arm.md: Likewise.
19723 * config/mips/mips.c: Likewise.
19724 * config/mips/mips.md: Likewise.
19725 * config/bfin/bfin.h: Likewise.
19726 * config/pa/pa.c: Likewise.
19727 * config/pa/constraints.md: Likewise.
19729 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19730 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19731 * config/pdp11/pdp11.h: Use memory_address_p instead.
19733 2009-05-14 Ian Lance Taylor <iant@google.com>
19735 * passes.c (finish_optimization_passes): Change i to int.
19736 * plugin.c (plugins_active_p): Change event to int.
19737 (dump_active_plugins): Likewise.
19738 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19740 * tree.c (tree_range_check_failed): Change c to unsigned int.
19741 (omp_clause_range_check_failed): Likewise.
19742 (build_common_builtin_nodes): Change mode to int. Add cast.
19743 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19744 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19746 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19747 ++ or -- with a variable of enum type.
19749 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19752 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19754 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19756 * store-motion.c: Do not include params.h
19757 * Makefile.in: Fix dependencies for various files.
19759 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19761 * auto-inc-dec.c: Fix pass description, remove apparent
19762 accidental duplication.
19764 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19766 PR middle-end/40147
19767 * ipa-utils.h (memory_identifier_string): Moved to ...
19768 * tree.h (memory_identifier_string): Here. Add GTY(()).
19770 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19772 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19773 in the former documentation of...
19774 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19775 * ira-conflicts.c (get_dup_num): Use address_operand.
19776 * targhooks.c (default_legitimate_address_p): New.
19777 * targhooks.h (default_legitimate_address_p): New.
19778 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19780 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19781 * target.h (struct target): Add legitimate_address_p.
19782 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19783 (TARGET_INITIALIZER): Include it.
19785 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19786 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19787 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19788 (TARGET_LEGITIMATE_ADDRESS_P): New.
19790 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19791 (REG_OK_STRICT_P): Delete.
19792 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19793 (frv_legitimate_address_p_1): ... this.
19794 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19795 (frv_legitimate_address_p_1): ... the renamed old
19796 frv_legitimate_address_p.
19797 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19798 (TARGET_LEGITIMATE_ADDRESS_P): New.
19800 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19801 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19802 * config/s390/s390.c (legitimate_address_p): Rename to...
19803 (s390_legitimate_address_p): ... this, make static.
19804 (legitimize_address): Adjust call.
19805 (TARGET_LEGITIMATE_ADDRESS_P): New.
19806 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19808 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19809 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19810 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19811 (TARGET_LEGITIMATE_ADDRESS_P): New.
19813 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19814 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19815 * config/spu/spu.c (spu_legitimate_address): Rename to...
19816 (spu_legitimate_address_p): ... this, make static.
19817 (TARGET_LEGITIMATE_ADDRESS_P): New.
19819 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19820 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19821 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19822 (sparc_legitimate_address_p): ... this, make static and return bool.
19823 (legitimize_address): Adjust call.
19824 (TARGET_LEGITIMATE_ADDRESS_P): New.
19826 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19827 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19828 * config/i386/i386.c (legitimate_address_p): Rename to...
19829 (ix86_legitimate_address_p): ... this, make static.
19830 (constant_address_p): Move after it, adjust call.
19831 (TARGET_LEGITIMATE_ADDRESS_P): New.
19833 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19834 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19835 * config/avr/avr.c (legitimate_address_p): Rename to...
19836 (avr_legitimate_address_p): ... this, make static.
19837 (legitimize_address): Adjust call.
19838 (TARGET_LEGITIMATE_ADDRESS_P): New.
19840 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19841 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19842 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19843 (TARGET_LEGITIMATE_ADDRESS_P): New.
19845 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19846 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19847 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19848 (TARGET_LEGITIMATE_ADDRESS_P): New.
19850 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19851 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19853 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19855 (TARGET_LEGITIMATE_ADDRESS_P): New.
19857 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19858 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19860 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19862 (m68hc11_legitimate_address_p): ... this, make static.
19863 (go_if_legitimate_address_internal): Rename to...
19864 (m68hc11_legitimate_address_p_1): ... this.
19865 (legitimize_address): Adjust call.
19866 (TARGET_LEGITIMATE_ADDRESS_P): New.
19868 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19869 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19870 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19871 (TARGET_LEGITIMATE_ADDRESS_P): New.
19873 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19874 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19875 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19876 (mn10300_legitimate_address_p): ... this, make static.
19877 (TARGET_LEGITIMATE_ADDRESS_P): New.
19879 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19880 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19881 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19882 (TARGET_LEGITIMATE_ADDRESS_P): New.
19884 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19885 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19886 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19887 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19888 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19889 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19890 (rs6000_legitimate_address_p): ... this, make static.
19891 (TARGET_LEGITIMATE_ADDRESS_P): New.
19892 (REG_MODE_OK_FOR_BASE_P): Delete.
19893 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19895 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19896 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19898 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19899 static, adjust types.
19900 (TARGET_LEGITIMATE_ADDRESS_P): New.
19902 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19903 * config/score/score.c (score_address_p): Rename to...
19904 (score_legitimate_address_p): ... this.
19905 (TARGET_LEGITIMATE_ADDRESS_P): New.
19906 * config/score/score3.c (score3_address_p): Rename to...
19907 (score3_legitimate_address_p): ... this.
19908 * config/score/score7.c (score7_address_p): Rename to...
19909 (score7_legitimate_address_p): ... this.
19911 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19912 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19913 GO_IF_LEGITIMATE_ADDRESS): Delete.
19914 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19915 thumb2_legitimate_address_p): Delete.
19916 (arm_legitimate_address_p): Rename to...
19917 (arm_legitimate_address_outer_p): ... this.
19918 * config/arm/constraints.md ("Uq"): Adjust call.
19919 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19920 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19922 (arm_legitimate_address_outer_p): ... this.
19923 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19925 (TARGET_LEGITIMATE_ADDRESS_P): New.
19927 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19928 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19929 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19930 (TARGET_LEGITIMATE_ADDRESS_P): New.
19932 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19933 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19934 * config/vax/vax.c (legitimate_address_p): Rename to...
19935 (vax_legitimate_address_p): ... this, make static.
19936 (TARGET_LEGITIMATE_ADDRESS_P): New.
19938 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19939 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19940 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19941 (TARGET_LEGITIMATE_ADDRESS_P): New.
19943 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19944 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19945 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19946 (mmix_legitimate_address_p): ... this, make static.
19947 (TARGET_LEGITIMATE_ADDRESS_P): New.
19949 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19950 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19951 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19952 (TARGET_LEGITIMATE_ADDRESS_P): New.
19954 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19956 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19957 of MODE_COMPLEX_INT.
19959 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19961 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19962 LCT_NORMAL in function call.
19963 * mips-tdump.c (print_file_desc): Add cast to enum type.
19964 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19965 (mark_stabs): Add casts to enum types.
19966 (parse_stabs_common): Add casts to enum types.
19968 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19970 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19971 Check for invalid values of LETTER.
19973 2009-05-13 Taras Glek <tglek@mozilla.com>
19975 * attribs.c (register_attribute): moved out attribute registration
19976 into register_attribute.
19977 * doc/plugins.texi: Documented register_attribute and
19979 * gcc-plugin.h: Added forward decl for register_attribute.
19980 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19981 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19982 PLUGIN_ATTRIBUTES boilerplate.
19984 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19986 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19987 values even in sentinel and empty entries.
19988 (ms_printf_flag_specs): Likewise.
19989 (ms_scanf_flag_specs): Likewise.
19990 (ms_strftime_flag_specs): Likewise.
19991 (ms_print_char_table): Likewise.
19992 (ms_scan_char_table): Likewise.
19993 (ms_time_char_table): Likewise.
19995 2009-05-13 Doug Kwan <dougkwan@google.com>
19997 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19999 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20001 * config/mips/mips.md (store): Add attributes for QI and HI.
20003 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20004 (truncdi<mode>2): ... this new pattern.
20006 2009-05-13 Brad Hards <bradh@kde.org>
20008 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20010 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20011 Ben Elliston <bje@au.ibm.com>
20013 PR middle-end/40035
20014 * dse.c (check_mem_read_rtx): Guard against width == -1.
20016 2009-05-13 Michael Matz <matz@suse.de>
20018 PR middle-end/39976
20019 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20020 (trivially_conflicts_p): New function.
20021 (insert_backedge_copies): Use it.
20023 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20025 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20026 (handle_stdc_pragma): Use new enum constant names.
20027 (handle_pragma_float_const_decimal64): Ditto.
20029 2009-05-13 Ian Lance Taylor <iant@google.com>
20031 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20034 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20036 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20037 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20039 * config/m68k/m68k.h (FL_UCLINUX): Define.
20041 2009-05-13 Jan Hubicka <jh@suse.cz>
20043 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20045 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20047 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20048 unless -fschedule-insns is specified.
20050 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20053 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20054 TARGET_EXPAND_CBRANCHDI4.
20055 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20056 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20057 (cmpeqdi): Fix comment.
20059 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20061 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20062 (sh_legitimate_address_p): Likewise.
20063 * config/sh/sh.c (sh_legitimate_index_p): New.
20064 (sh_legitimate_address_p): Likewise.
20065 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20066 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20067 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20068 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20069 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20070 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20071 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20072 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20073 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20075 2009-05-12 Jan Hubicka <jh@suse.cz>
20077 * tree-inline.c (estimate_operator_cost): Add operands;
20078 when division happens by constant, it is cheap.
20079 (estimate_num_insns): Loads and stores are not having cost of 0;
20080 EH magic stuff is cheap; when computing runtime cost of switch,
20081 use log2 base of amount of its cases; builtin_expect has cost of 0;
20082 compute cost for moving return value of call.
20083 (init_inline_once): Initialize time_based flags.
20084 * tree-inline.h (eni_weights_d): Add time_based flag.
20086 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20088 * df-core.c: Update head documentation.
20090 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20093 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20094 shadowing exisiting variable op1.
20096 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20099 * config/i386/driver-i386.c (processor_signatures): New enum.
20100 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20101 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20102 processor signature to detect geode processor.
20104 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20108 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20110 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20111 causes spurious differences between trunk and cond-optab branch.
20113 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20115 * dojump.c (compare_from_rtx): Delete.
20116 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20117 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20118 if the comparison does not satisfy the predicate; test predicates for
20119 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20120 further if one existing pattern fails.
20121 * expr.h (compare_from_rtx): Delete.
20122 (prepare_operand): Declare it.
20123 * optabs.c: Change "lib call" to "libcall" throughout.
20124 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20125 HAVE_conditional_trap, emit_cmp_insn): Delete.
20126 (can_compare_p): Delete cmp_optab case.
20127 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20128 Accept other parameters by value.
20129 (prepare_operand): Make non-static.
20130 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20131 other parameters by value. Try to widen operands here based on
20132 an optab_methods argument and looking at cbranch_optab.
20133 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20134 loop. Use cbranch_optab directly.
20135 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20136 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20138 (emit_conditional_move, emit_conditional_add): Inline what's needed
20139 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20140 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20141 with COMPARE. Move cmov_optab and cstore_optab above
20142 with cbranch_optab, move cmp_optab down with ucmp_optab,
20143 remove tst_otpab. Do not initialize trap_rtx.
20144 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20145 for trap code. Do not check HAVE_conditional_trap. Use
20146 prepare_cmp_insn. Accept no predicate for operand 3.
20147 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20148 (OTI_ctrap, ctrap_optab): New.
20149 (tst_optab): Delete.
20150 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20151 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20152 with lookup of ctrap_optab.
20153 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20155 (ctrap_optab): New.
20157 * combine.c (combine_simplify_rtx, simplify_set): Do not
20158 special case comparing against zero for cc0 machines.
20159 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20160 COMPARE on cc0 machines.
20161 (simplify_relational_operation): Return a new expression when
20162 a COMPARE could be removed.
20163 * final.c (final_scan_insn): Compare cc_status values
20164 against LHS of a (compare FOO (const_int 0)) cc0 source.
20165 Also check if cc_status.value is the full compare.
20167 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20168 (cstoreMM4): Document.
20169 (conditional_trap): Document ctrapMM4 instead.
20170 (sync_compare_and_swapMM): Refer to cbranchcc4.
20171 (Dependent Patterns): Eliminate obsolete information referring to
20172 the old jump optimization phase.
20173 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20174 of compares with 0 on cc0 machines.
20175 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20176 avoiding references to cc0. Remove text about storing operands
20178 * doc/tm.texi (Condition Codes): Include blurb on different
20179 condition code representations, separate into subsections for
20180 CC0, MODE_CC and conditional execution.
20182 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20183 alpha_emit_setcc): Accept operands and a machine mode.
20184 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20185 Get code/op0/op1 from operands, use machine mode argument
20186 instead of alpha_compare.fp_p. Emit the branch here.
20187 (alpha_emit_setcc): Likewise, and return boolean.
20188 (alpha_emit_conditional_move): Likewise. Assert that
20189 cmp_op_mode == cmp_mode, and simplify accordingly.
20190 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20191 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20192 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20194 (stack probe test): Use cbranchdi4.
20195 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20197 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20198 * config/arc/arc.h (movsicc, movsfcc): Use it.
20199 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20200 (cbranchsi4, cstoresi4): New.
20201 (cmpsi, bCC and sCC expanders): Remove.
20203 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20204 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20205 * config/arm/predicates.md (arm_comparison_operator): Only include
20206 floating-point operators if there is a hardware floating-point unit.
20207 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20208 deferring to cbranch_cc and cstore_cc respectively.
20209 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20210 cbranch_cc, cstore_cc): New.
20211 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20213 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20215 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20216 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20218 (adjust_insn_length): Adjust calls.
20219 (avr_reorg): Handle (compare (foo) (const_int 0)).
20220 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20221 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20222 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20223 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20225 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20226 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20228 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20229 (cbranchsi4, cstorebi4, cstoresi4): New.
20230 (movbisi): This insn is duplicate, split it to zero_extend.
20231 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20232 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20233 (bfin_optimize_loop): Use cbranch expander.
20234 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20235 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20236 (bfin_bimode_comparison_operator): ... this.
20237 (bfin_direct_comparison_operator): New.
20239 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20240 inside (compare FOO (const_int 0)).
20241 (cris_rtx_costs): Handle ZERO_EXTRACT.
20242 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20243 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20244 (*tstdi_v32): Delete.
20245 (*cmpdi_non_v32): Add M alternative for operand 1.
20246 (cmpsi, cmp<mode>): Make private.
20247 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20249 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20251 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20252 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20253 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20254 (cc_reg_operand): New.
20255 (any_cond): Delete.
20256 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20257 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20258 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20259 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20260 crx_expand_scond): Delete.
20262 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20264 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20265 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20267 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20268 cstoresi4, cstoresf4, cstoredf4): New.
20269 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20270 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20271 Receive the entire operands array.
20272 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20273 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20274 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20275 Get test/op0/op1 from the operands array.
20276 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20278 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20279 (h8300_expand_store): New.
20280 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20282 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20283 (h8300_expand_store): New.
20284 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20285 or do not try to produce (set (cc0) REG).
20286 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20287 change a compare into a move to a scratch register. Disable some
20288 peepholes when comparing with zero.
20289 (tstsi, tsthi, tstsi, cmpqi): Make private.
20291 (bCC, sCC): Delete.
20292 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20295 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20296 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20297 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20298 (ix86_emit_i387_log1p): Use cbranchxf2.
20299 (ix86_expand_setcc): Return void.
20300 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20301 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20302 cmp<MODEF>, cmpcc): Remove.
20303 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20304 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20305 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20306 (sCC and bCC expanders): Remove.
20307 (stack_protect_test): Use cbranchcc4.
20309 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20311 (ia64_expand_compare): Accept three rtx by reference and return void.
20312 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20313 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20314 from *expr. Update *expr with the BImode comparison to do.
20315 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20316 cmptf, bCC, sCC, conditional_trap): Delete.
20317 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20318 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20319 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20320 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20321 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20323 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20324 type of last argument.
20325 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20326 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20327 use machine mode argument instead of branch_type. Remove dead
20328 code for floating-point comparisons.
20329 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20330 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20332 (cbranchsi4, cstoresi4): New.
20333 * config/iq2000/predicates.md (reg_or_const_operand): New.
20335 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20336 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20337 (b<code>_op): Rewrite to...
20338 (bcc_op): ... this, using match_operator.
20339 (s<code>_op): Rewrite to...
20340 (scc_op): ... this, using match_operator.
20341 (s<code>_24_op): Rewrite to...
20342 (scc_op_24): ... this, using match_operator.
20343 (s<code>_<mode>): Rewrite to...
20344 (cstore<mode>4): ... this, using match_operator.
20345 (s<code>_<mode>_24): Rewrite to...
20346 (cstore<mode>4_24): ... this, using match_operator.
20347 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20348 m32c_unpend_compare, m32c_expand_scc): Delete.
20349 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20350 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20351 (m32c_expand_movcc): Change NE to EQ if necessary.
20352 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20354 * config/m32r/m32r-protos.h (gen_cond_store): New.
20355 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20356 (gen_cond_store): New, from sCC patterns.
20357 (m32r_expand_block_move): Use cbranchsi4.
20358 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20359 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20360 (cbranchsi4, cstoresi4): New.
20362 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20364 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20365 (m68hc11_notice_update_cc): Look into a compare with 0.
20366 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20368 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20369 cmphi, cmpqi, bCC): Delete.
20370 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20371 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20372 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20375 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20376 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20377 * config/m68k/constraints.md (H): New.
20378 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20379 the define_insn below.
20380 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20381 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20382 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20383 patterns): Wrap RHS with COMPARE.
20384 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20385 (*cmpdi_internal): Name this pattern.
20386 (cmpdi): Change to define_insn.
20387 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20388 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20389 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20391 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20392 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20393 (conditional_trap): Change to...
20394 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20395 (*conditional_trap): Use the ordered_comparison_operator and
20396 const1_operand predicates.
20397 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20398 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20399 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20400 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20402 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20403 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20404 (mcore_gen_compare): New.
20405 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20406 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20407 (mcore_gen_compare): ... this.
20408 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20409 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20410 (stack probe pattern): Use cbranchsi4.
20412 * config/mips/predicates.md (mips_cstore_operator): New.
20413 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20414 * config/mips/mips.md (any_cond): Delete.
20415 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20417 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20418 fixuns_truncsfdi2): Use cbranch patterns.
20419 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20420 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20421 Adjust call to mips_expand_conditional_branch.
20422 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20424 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20425 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20426 * config/mips/mips.c (cmp_operands): Delete.
20427 (mips_emit_compare): Get comparison operands from *op0/*op1.
20428 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20429 that it succeeds. Use op0/op1 instead of cmp_operands.
20430 (mips_expand_conditional_branch, mips_expand_conditional_move,
20431 mips_expand_conditional_trap): Likewise.
20432 (mips_block_move_loop): Use cbranch patterns.
20433 * config/mips/mips.h (cmp_operands): Delete.
20435 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20436 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20437 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20438 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20439 (*cmpcc_folded): Rename to...
20440 (*cmpdi_folded): this.
20441 (*cmpcc): Rename to...
20443 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20446 (cbranchdf4): New. Handle invalid comparisons here.
20447 * config/mmix/predicates.md (float_comparison_operator): New.
20449 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20450 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20451 * config/mn10300/mn10300.md (tst): Delete.
20452 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20453 Name these patterns and wrap RHS in a compare.
20454 (*cmpsi): Make this pattern private. Include tst.
20455 (*cmpsf): Make this pattern private.
20456 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20457 (compare with zero peepholes): Likewise.
20459 (cbranchsi4, cbranchsf4): New.
20460 (casesi): Use cbranchsi4.
20462 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20463 hppa_branch_type): Delete.
20464 (return_addr_rtx): Use cbranchsi4.
20465 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20466 Emit CCFPmode comparison here.
20467 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20468 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20469 hppa_branch_type): Delete.
20470 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20471 (movsicc, movdicc): Remove references to hppa_compare_op0,
20472 hppa_compare_op1 and compare_from_rtx.
20473 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20474 (casesi): Use cbranchsi4.
20476 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20477 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20478 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20479 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20480 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20482 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20483 (*branch, *branch_inverted): New.
20485 * config/picochip/picochip.md (cbranchhi4): Use
20486 ordered_comparison_operator.
20487 (cmphi, bCC): Remove.
20489 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20490 (trap_comparison_operator): Delete.
20491 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20492 rs6000_emit_cbranch): Accept mode and operands.
20493 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20494 rs6000_compare_fp_p): Delete.
20495 (rs6000_generate_compare): Accept mode and comparison. Extract code
20496 and op0/op1 from there. Replace references to rs6000_compare_op0
20497 and rs6000_compare_op1.
20498 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20499 extract result from passed operands.
20500 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20501 extract loc from passed operands.
20502 (rs6000_emit_cmove): Likewise.
20503 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20504 rs6000_compare_fp_p): Delete.
20505 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20506 (cbranch<GPR>4, cbranch<FP>4): New.
20507 (cstore<mode>4): New. Consolidate here all choices about when to use
20508 portable or specialized sCC sequences.
20509 (stack_protect_test): Use cbranchsi4.
20510 (conditional_trap): Replace with ctrap<GPR>4.
20511 (conditional trap insn): Replace trap_comparison_operator with
20512 ordered_comparison_operator.
20514 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20515 (s390_emit_prologue): Use ctrap.
20516 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20517 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20518 New predicates replacing...
20519 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20520 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20521 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20522 (add<mode>cc): Do not use s390_compare_op0/op1.
20523 (s<code>): Change to...
20524 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20525 (seq): Change to...
20526 (cstorecc4): ... this. Handle EQ or NE equally.
20527 (*sne): Un-privatize for use in cstorecc4.
20528 (b<code>): Change to...
20529 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20530 (conditional_trap): Replace with...
20531 (ctrap<GPR>4, ctrap<FP>4): ... these.
20532 (stack_protect): Use cbranchcc4.
20534 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20535 * config/score/score-protos.h (score_gen_cmp): Delete.
20536 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20537 (score_block_move-loop): Use cbranchsi4.
20538 * config/score/score.md (cbranchsi4): New.
20539 (cmpsi, bCC): Delete.
20540 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20541 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20542 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20543 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20544 * config/score/score3.h (score3_gen_cmp): Delete.
20545 * config/score/score7.h (score7_gen_cmp): Delete.
20547 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20548 (sh_emit_scc_to_t): ... this. Return void.
20549 (from_compare): Rename to...
20550 (sh_emit_compare_and_branch): ... this.
20551 (sh_emit_compare_and_set): New.
20552 (sh_expand_t_scc): Accept operands.
20553 * config/sh/predicates.md (sh_float_comparison_operator): New.
20554 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20555 (prepare_scc_operands): Rename to...
20556 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20558 (sh_emit_cheap_store_flag): New.
20559 (sh_emit_set_t_insn): New.
20560 (from_compare): Rename to...
20561 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20562 handling of TARGET_SH2E floating point to avoid recursive call.
20563 Generate branch here.
20564 (sh_emit_compare_and_set): New.
20565 (sh_expand_t_scc): Get op0/op1 from arguments.
20566 (sh_emit_cheap_store_flag): New.
20567 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20569 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20570 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20571 (movsicc, movdicc): Do nothing when it recreated operands from
20572 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20573 prepare_scc_operands (now sh_emit_scc_to_t).
20574 (udivdi3): Use cstoresi4.
20575 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20576 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20577 (cbranchint4_media, cbranchfp4_media): New.
20578 (casesi): Use cbranchdi4.
20579 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20581 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20582 (movnegt): Remove second operand.
20583 (cbranchsf4, cbranchdf4): New.
20584 (stack_protect): Use cbranchdi4/cbranchsi4.
20586 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20587 (gen_compare_reg): Accept comparison, extract part of it to...
20588 (gen_compare_reg_1): ... this.
20589 (gen_compare_operator): Delete.
20590 (gen_v9_scc): Accept separate destination, comparison code and arms.
20591 Do not use sparc_compare_op0/sparc_compare_op1.
20592 (emit_scc_insn, emit_conditional_branch_insn): New.
20593 (emit_v9_brxx): Make static. Remove useless assertion.
20594 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20596 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20597 * config/sparc/sparc-protos.h (gen_compare_reg,
20598 sparc_emit_float_lib_cmp): Adjust prototype.
20599 (emit_scc_insn, emit_conditional_branch_insn): New.
20600 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20601 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20602 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20603 iterators to the top.
20604 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20605 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20606 snedi_special_trunc): Delete.
20607 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20608 and snedi_special_trunc.
20609 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20610 cbranchdi4, cbranch<F:mode>4): New.
20611 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20612 here. Use gen_compare_reg instead of gen_compare_operator.
20613 (conditional_trap): Replace with...
20614 (ctrapsi4, ctrapdi4): ... this.
20615 (stack_protect_test): Use cbranchcc4.
20617 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20619 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20620 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20621 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20622 from operands[0] or operands[3] depending on is_set.
20623 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20624 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20625 cmpdf, bCC), sCC: Remove.
20626 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20627 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20629 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20630 spu_emit_branch_or_set.
20632 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20634 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20635 xstormy16_compare_op1): Delete.
20636 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20637 xstormy16_compare_op1): Delete.
20638 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20640 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20641 (cmphi, cmpsi, bCC): Remove.
20643 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20644 (*cmpsi): ... this one.
20645 (cbranchsi4, cstoresi4): New.
20646 (bCC expanders): Delete.
20647 (sCC insns): Fold into...
20648 (*setcc): ... this one.
20649 (casesi): Do not use gen_cmpsi and gen_bgtu.
20650 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20651 (movsicc): Simplify.
20652 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20654 * config/vax/vax-protos.h (cond_name): New.
20655 (vax_output_conditional_branch): Remove.
20656 * config/vax/vax.c (cond_name): New.
20657 (vax_output_conditional_branch): Remove.
20658 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20659 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20660 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20661 (bit<VAXint>): Wrap source with (compare).
20662 (b<code> and following unnamed pattern): Rename to *branch and
20663 *branch_reversed. Change macroization to match_operator.
20664 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20666 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20667 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20668 Change last argument to machine_mode.
20669 (xtensa_expand_scc): Add machine_mode argument.
20670 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20671 (gen_conditional_move, xtensa_expand_conditional_branch,
20672 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20673 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20674 Adjust operand numbers.
20675 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20677 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20678 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20679 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20681 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20683 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20684 causes spurious differences between trunk and cond-optab branch.
20686 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20689 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20691 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20693 * tree.c (iterative_hash_pointer): Delete.
20694 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20695 Hash UIDs and versions of SSA names. Don't special-case built-in
20696 function declarations.
20698 2009-05-11 Ian Lance Taylor <iant@google.com>
20701 * graphite.c: Force -Wc++-compat to only be a warning before
20702 #including "cloog/cloog.h".
20704 2009-05-11 Martin Jambor <mjambor@suse.cz>
20706 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20708 2009-05-11 Jan Hubicka <jh@suse.cz>
20710 * tree-ssa-loop-ivcanon.c: Include target.h
20711 (struct loop_size): new structure.
20712 (constant_after_peeling): New predicate.
20713 (tree_estimate_loop_size): New function.
20714 (estimated_unrolled_size): Rewrite for new estimates.
20715 (try_unroll_loop_completely): Use new estimates.
20716 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20718 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20720 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20721 libcpp interface change.
20722 (spu_macro_to_expand): Likewise.
20724 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20726 PR tree-optimization/40026
20727 * gimplify.c (gimplify_init_constructor): Change initial conditional
20728 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20729 optimize_compound_literals_in_ctor.
20731 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20733 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20735 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20737 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20739 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20740 HOST_WIDE_INT for gap.
20742 2009-05-11 Ira Rosen <irar@il.ibm.com>
20744 PR tree-optimization/40074
20745 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20746 account in group size and step comparison.
20748 2009-05-11 Richard Guenther <rguenther@suse.de>
20750 * passes.c (init_optimization_passes): Strip now incorrect comment.
20751 (execute_function_todo): Do not set PROP_alias.
20752 * tree-pass.h (PROP_alias): Remove.
20753 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20754 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20755 * tree-nrv.c (pass_return_slot): Likewise.
20756 * tree-object-size.c (pass_object_sizes): Likewise.
20757 * tree-ssa-dom.c (pass_dominator): Likewise.
20758 (pass_phi_only_cprop): Likewise.
20759 * tree-ssa-dse.c (pass_dse): Likewise.
20760 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20761 (pass_cselim): Likewise.
20762 * tree-ssa-pre.c (pass_pre): Likewise.
20763 (pass_fre): Likewise.
20764 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20765 * tree-ssa-sink.c (pass_sink_code): Likewise.
20766 * tree-stdarg.c (pass_stdarg): Likewise.
20767 * tree-tailcall.c (pass_tail_calls): Likewise.
20768 * tree-vrp.c (pass_vrp): Likewise.
20770 2009-05-10 Ian Lance Taylor <iant@google.com>
20772 * basic-block.h (enum profile_status): Break out of struct
20773 control_flow_graph.
20774 * cgraph.h (struct inline_summary): Break out of struct
20776 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20777 of struct cgraph_order_sort.
20778 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20779 * cse.c (struct branch_path): Break out of struct
20780 cse_basic_block_data.
20781 * except.h (enum eh_region_type): Break out of struct eh_region.
20782 * gcc.c (enum add_del): Break out of struct modify_target.
20783 * genrecog.c (enum decision_type): Break out of struct decision_test.
20784 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20786 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20787 * regmove.c (enum match_use): New enum, broken out of struct match.
20788 * sched-int.h (enum post_call_group): New enum, broken out of
20790 (struct deps_reg): Break out of struct deps.
20791 * target.h (struct asm_int_op): Break out of struct gcc_target.
20792 * tree-eh.c (struct goto_queue_node): Break out of struct
20794 * tree-inline.h (enum copy_body_cge_which): Break out of
20796 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20798 * c-decl.c (in_struct, struct_types): New static variables.
20799 (pushtag): Add loc parameter. Change all callers.
20800 (lookup_tag): Add ploc parameter. Change all callers.
20801 (check_compound_literal_type): New function.
20802 (parser_xref_tag): Add loc parameter. Change all callers. If
20803 -Wc++-compat, warn about struct/union/enum types defined within a
20805 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20806 and loc parameters. Change all callers. Change error calls to
20807 error_at, using loc. For a redefinition, if the location of the
20808 original definition is known, report it. Set in_struct and
20809 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20810 (finish_struct): Add new parameters enclosing_in_struct and
20811 enclosing_struct_types. Change all callers. Set
20812 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20813 in the struct. If in a struct, add this struct to struct_types.
20814 (start_enum): Add loc parameter. Change all callers. Use
20815 error_at for errors, using loc. For a redefinition, if the
20816 location of the original definition is known, report it. If in a
20817 struct, add this enum type to struct_types. If -Wc++-compat warn
20818 if in sizeof, typeof, or alignof.
20819 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20820 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20821 (c_parser_enum_specifier): Get enum location for start_enum.
20822 (c_parser_struct_or_union_specifier): Get struct location for
20823 start_struct. Save in_struct and struct_types status between
20824 start_struct and finish_struct.
20825 (c_parser_cast_expression): Get location of cast.
20826 (c_parser_alignof_expression): Get location of type.
20827 (c_parser_postfix_expression): Likewise.
20828 (c_parser_postfix_expression_after_paren_type): Add type_loc
20829 parameter. Change all callers. Call check_compound_literal_type.
20830 Use type_loc for error about variable size type.
20831 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20832 of an enum constant from an enum type defined in a struct or union.
20833 (c_cast_expr): Add loc parameter. Change all callers. If
20834 -Wc++-compat, warn about defining a type in a cast.
20835 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20836 (start_enum, start_struct, finish_struct): Update declarations.
20837 (parser_xref_tag, c_cast_expr): Update declarations.
20838 (check_compound_literal_type): Declare.
20840 2009-05-11 Ben Elliston <bje@au.ibm.com>
20842 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20843 for recent libcpp interface change.
20844 (rs6000_macro_to_expand): Likewise.
20846 2009-05-10 Michael Matz <matz@suse.de>
20849 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20850 not at entry of function.
20852 2009-05-10 Richard Guenther <rguenther@suse.de>
20854 PR tree-optimization/40081
20856 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20857 using the main variant of the element type. Do not fiddle with
20858 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20860 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20861 structs with volatile fields.
20863 2009-05-10 Jan Hubicka <jh@suse.cz>
20865 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20866 (estimate_move_cost): Assert that it does not get called for
20868 (estimate_num_insns): Skip VOID types in argument handling.
20869 (optimize_inline_calls): Delete unreachable blocks and verify that
20870 callgraph is valid.
20872 2009-05-10 Jan Hubicka <jh@suse.cz>
20874 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20875 * cgraph.c (cgraph_mark_address_taken_node): New function.
20876 (dump_cgraph_node): Dump new flag.
20877 * cgraph.h (struct cgraph_node): Add address_taken.
20878 (cgraph_mark_address_taken_node): New function.
20879 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20880 since new direct calls can be born.
20882 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20884 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20885 tok->val.node.node.
20887 2009-05-10 Jan Hubicka <jh@suse.cz>
20889 PR middle-end/40084
20890 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20892 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20893 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20894 * tree-inline.c (copy_bb): Set frequency correctly.
20895 (fold_marked_statements): Update call to
20896 cgraph_update_edges_for_call_stmt.
20898 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20900 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20901 identifiers in diagnostics.
20902 * config/arm/arm.c (arm_handle_fndecl_attribute,
20903 arm_handle_isr_attribute): Likewise.
20904 * config/avr/avr.c (avr_handle_progmem_attribute,
20905 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20906 * config/bfin/bfin.c (handle_int_attribute,
20907 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20908 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20909 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20911 * config/darwin.c (darwin_handle_kext_attribute,
20912 darwin_handle_weak_import_attribute): Likewise.
20913 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20914 h8300_handle_eightbit_data_attribute,
20915 h8300_handle_tiny_data_attribute): Likewise.
20916 * config/i386/i386.c (ix86_handle_cconv_attribute,
20917 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20918 * config/i386/winnt.c (ix86_handle_shared_attribute,
20919 ix86_handle_selectany_attribute): Likewise.
20920 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20921 * config/m32c/m32c.c (function_vector_handler): Likewise.
20922 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20923 m68hc11_handle_fntype_attribute): Likewise.
20924 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20925 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20926 * config/mips/mips.c (mips_insert_attributes,
20927 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20928 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20929 rs6000_handle_struct_attribute): Likewise.
20930 * config/sh/sh.c (sh_insert_attributes,
20931 sh_handle_resbank_handler_attribute,
20932 sh_handle_interrupt_handler_attribute,
20933 sh2a_handle_function_vector_handler_attribute,
20934 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20936 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20937 * config/spu/spu.c (spu_handle_fndecl_attribute,
20938 spu_handle_vector_attribute): Likewise.
20939 * config/stormy16/stormy16.c
20940 (xstormy16_handle_interrupt_attribute): Likewise.
20941 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20942 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20944 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20946 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20947 (pp_translate_identifiers): New.
20948 (pp_identifier): Only conditionally translate identifier to locale
20950 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20951 (pp_base_tree_identifier): Only conditionally translate identifier
20952 to locale character set.
20953 * c-pretty-print.c (M_): Define.
20954 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20955 fragments for conditional translation with M_.
20956 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20957 identifier translation.
20959 2009-05-10 Richard Guenther <rguenther@suse.de>
20961 PR tree-optimization/40081
20962 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20963 using the main variant of the element type. Do not fiddle with
20964 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20966 2009-05-09 Jan Hubicka <jh@suse.cz>
20968 PR middle-end/40080
20969 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20970 indirect calls; verify cgraph afterwards.
20972 2009-05-09 Jan Hubicka <jh@suse.cz>
20975 * ipa.c (update_inlined_to_pointer): New function.
20976 (cgraph_remove_unreachable_nodes): Use it.
20978 2009-05-09 Jan Hubicka <jh@suse.cz>
20980 * tree-eh.c (struct leh_state): Remove prev_try.
20981 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20982 not track prev_try.
20983 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20984 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20985 remove_eh_handler_and_replace, foreach_reachable_handler,
20986 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20987 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20988 (gen_eh_region_cleanup): Update prototype.
20990 2009-05-09 Jan Hubicka <jh@suse.cz>
20992 PR middle-end/40043
20993 * except.c (copy_eh_region): Always set prev_try.
20994 (redirect_eh_edge_to_label): Find outer try.
20995 (foreach_reachable_handler): When looking for prev try
20996 handle case where previous try is not going to be taken.
20998 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21000 PR tree-optimization/40049
21001 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21002 only vector/vector shifts, convert the type of the constant to the
21003 appropriate type to avoid building incorrect trees, which
21004 eventually have problems with garbage collection.
21006 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21008 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21009 -1 for complex floating-point types if honoring signed zeros.
21011 2009-05-08 Jan Hubicka <jh@suse.cz>
21013 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21014 argument; handle correctly when profile is absent.
21015 (build_cgraph_edges): Update.
21016 (rebuild_cgraph_edges): Update.
21017 * cgraph.c: Do not include varray.h.
21018 (cgraph_set_call_stmt_including_clones): New function.
21019 (cgraph_create_edge_including_clones): Likewise
21020 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21021 (cgraph_update_edges_for_call_stmt): Handle clones.
21022 (cgraph_remove_node): Handle clone tree.
21023 (cgraph_remove_node_and_inline_clones): New function.
21024 (dump_cgraph_node): Dump clone tree.
21025 (cgraph_clone_node): Handle clone tree.
21026 (clone_function_name): Bring here from tree-inline.c.
21027 (cgraph_create_virtual_clone): New function.
21028 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21029 (cgraph_clone_info): New function.
21030 (strut cgraph_node): Add clone_info and new clone tree pointers.
21031 (cgraph_remove_node_and_inline_clones,
21032 cgraph_set_call_stmt_including_clones,
21033 cgraph_create_edge_including_clones,
21034 cgraph_create_virtual_clone): Declare.
21035 (cgraph_function_versioning): Use VEC argument.
21036 (compute_call_stmt_bb_frequency): Update prototype.
21037 (cgraph_materialize_all_clones): New function.
21038 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21039 (ipcp_create_replace_map): Update to VECtors.
21040 (ipcp_update_callgraph): Use virtual clones.
21041 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21042 (ipcp_update_profiling): Do not update local profiling.
21043 (ipcp_insert_stage): Use VECtors and virtual clones.
21044 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21045 (clone_of_p): New function.
21046 (cgraph_preserve_function_body_p): Use clone tree.
21047 (cgraph_optimize): Materialize clones.
21048 (cgraph_function_versioning): Update for VECtors.
21049 (save_inline_function_body): Use clone tree.
21050 (cgraph_materialize_clone): New function.
21051 (cgraph_materialize_all_clones): Likewise.
21052 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21053 * ipa.c: Include gimple.h.
21054 (cgraph_remove_unreachable_nodes): Use clone tree.
21055 * ipa-prop.c (ipa_note_param_call): Update call to
21056 compute_call_stmt_bb_frequencycall.
21057 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21058 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21059 (copy_bb): Handle updating of clone tree; add new edge when new call
21061 (expand_call_inline): Be strict about every call having edge.
21062 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21063 (delete_unreachable_blocks_update_callgraph): New function.
21064 (tree_function_versioning): Use VECtors; always remove unreachable
21065 blocks and fold conditionals.
21066 * tree-inline.h: Do not include varray.h.
21067 (tree_function_versioning): Remove.
21068 * Makefile.in (GTFILES): Remove tree-inline.c
21069 * passes.c (do_per_function): Do only functions having body.
21070 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21073 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21074 Andrew Morrow <acm@google.com>
21077 * c-common.c (c_common_attribute_table): Permit deprecated
21078 attribute to take an optional argument.
21079 (handle_deprecated_attribute): If the optional argument to
21080 __attribute__((deprecated)) is not a string ignore the attribute
21081 and emit a warning.
21083 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21084 * c-typeck.c (build_component_ref): Likewise.
21085 (build_external_ref): Likewise.
21087 * toplev.c (warn_deprecated_use): Add an attribute argument.
21088 Emit the message associated with __attribute__((deprecated)).
21090 * toplev.h (warn_deprecated_use): Updated.
21092 * doc/extend.texi: Document new optional parameter to
21093 __attribute__((deprecated))
21095 2009-05-08 Michael Eager <eager@eagercon.com>
21097 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21098 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21100 2009-05-08 Richard Guenther <rguenther@suse.de>
21102 PR tree-optimization/40062
21103 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21104 Avoid exponential behavior.
21106 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21108 PR rtl-optimization/33928
21110 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21111 process_uses, build_single_def_use_links): New.
21112 (update_df): Update use_def_ref.
21113 (forward_propagate_into): Use get_def_for_use instead of use-def
21115 (fwprop_init): Call build_single_def_use_links and let it initialize
21117 (fwprop_done): Free use_def_ref.
21118 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21119 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21120 df_rd_simulate_one_insn): New.
21121 (df_rd_bb_local_compute_process_def): Update head comment.
21122 (df_chain_create_bb): Use the new RD simulation functions.
21123 * df.h (df_rd_simulate_artificial_defs_at_top,
21124 df_rd_simulate_one_insn): New.
21125 * opts.c (decode_options): Enable fwprop at -O1.
21126 * doc/invoke.texi (-fforward-propagate): Document this.
21128 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21131 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21132 and one complex operand specially.
21133 * tree-complex.c (some_nonzerop): Do not identify a real value as
21134 zero if flag_signed_zeros.
21136 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21138 PR rtl-optimization/33928
21139 * loop-invariant.c (record_use): Fix && vs. || mishap.
21141 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21143 PR rtl-optimization/33928
21144 * loop-invariant.c (struct use): Add addr_use_p.
21145 (struct def): Add n_addr_uses.
21146 (struct invariant): Add cheap_address.
21147 (create_new_invariant): Set cheap_address.
21148 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21149 (record_uses): Pass df_ref to record_use.
21150 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21153 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21155 * config/sh/sh.c: Do not include c-pragma.h.
21157 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21159 * config/spu/spu.c: Remove include of c-common.h.
21161 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21164 * c-common.h (mark_valid_location_for_stdc_pragma,
21165 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21166 clear_float_const_decimal64, float_const_decimal64_p): New.
21167 * c.opt (Wunsuffixed-float-constants): New.
21168 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21169 unsuffixed float constant, handle new warning.
21170 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21171 * c-decl.c (c_scope): New flag float_const_decimal64.
21172 (set_float_const_decimal64, clear_float_const_decimal64,
21173 float_const_decimal64_p): New.
21174 (push_scope): Set new flag.
21175 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21176 to use STDC pragmas.
21177 (c_parser_external_declaration): Ditto.
21178 (c_parser_compound_statement_nostart): Ditto.
21179 * c-pragma.c (valid_location_for_stdc_pragma,
21180 mark_valid_location_for_stdc_pragma,
21181 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21182 handle_pragma_float_const_decimal64): New.
21183 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21184 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21185 set_float_const_decimal64, clear_float_const_decimal64,
21186 float_const_decimal64_p): New dummy functions.
21187 * doc/extend.texi (Decimal Float): Remove statement that the
21188 pragma, and suffix for double constants, are not supported.
21189 * doc/invoke.texi (Warning Options): List new option.
21190 (-Wunsuffixed-float-constants): New.
21192 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21194 * config/i386/i386.c: Do not include c-common.h.
21196 2009-05-07 Mark Heffernan <meheff@google.com>
21198 * doc/invoke.texi (Debugging Options): Document change of debugging
21200 * opts.c (decode_options): Make dump_base_name relative to
21201 aux_base_name directory.
21203 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21205 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21206 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21208 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21210 * Makefile.in (install-plugin): Simplify a bit.
21212 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21214 * Makefile.in (OBJS-common): Add regcprop.o.
21216 * timevar.def (TV_CPROP_REGISTERS): New.
21217 * regrename.c (regrename_optimize): Return 0.
21218 (rest_of_handle_regrename): Delete.
21219 (pass_rename_registers): Point to regrename_optimize.
21220 (struct value_data_entry, struct value_data,
21221 kill_value_one_regno, kill_value_regno, kill_value,
21222 set_value_regno, init_value_data, kill_clobbered_value,
21223 kill_set_value, kill_autoinc_value, copy_value,
21224 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21225 replace_oldest_value_reg, replace_oldest_value_addr,
21226 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21227 debug_value_data, validate_value_data): Move...
21228 * regcprop.c: ... here.
21229 (rest_of_handle_cprop): Delete.
21230 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21232 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21234 PR middle-end/40057
21235 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21236 GEN_INT for 1 << bitnum.
21237 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21238 build_int_cst_type.
21240 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21242 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21243 Remove wrong description of "nand" operation.
21245 2009-05-06 Richard Guenther <rguenther@suse.de>
21246 Adam Nemet <anemet@caviumnetworks.com>
21248 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21249 comment. Add that if LHS is not a gimple register, then RHS1 has
21250 to be a single object (GIMPLE_SINGLE_RHS).
21252 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21254 * expr.c (get_def_for_expr): Move it up in the file.
21255 (store_field): When expanding a bit-field store, look at the
21256 defining gimple stmt for the masking conversion.
21258 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21260 PR middle-end/39986
21261 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21262 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21263 32-bit memcpy into long.
21265 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21267 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21268 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21270 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21271 instead of appending DW_OP_deref*.
21273 2009-05-06 Michael Matz <matz@suse.de>
21275 PR middle-end/40021
21276 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21277 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21279 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21281 * Makefile.in (install-plugin): Fix srcdir handling.
21283 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21285 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21286 when processing for not_regs_needed bitmap.
21287 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21288 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21289 handling it for rhs.
21291 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21293 * config/i386/i386.md (unnamed inc/dec peephole): Use
21294 optimize_insn_for_size_p instead of optimize_size.
21295 * config/i386/predicates.md (incdec_operand): Likewise.
21296 (aligned_operand): Likewise.
21297 * config/i386/sse.md (divv8sf3): Likewise.
21298 (sqrtv8sf2): Likewise.
21300 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21302 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21304 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21306 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21308 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21309 ssemodesuffixf2c with avxmodesuffixf2c.
21311 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21314 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21316 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21318 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21319 (struct tree_base): Adjust spacing for 8 bit boundaries.
21320 (struct tree_decl_common): Add decl_by_reference_flag bit.
21321 (DECL_BY_REFERENCE): Adjust.
21322 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21323 print DECL_BY_REFERENCE bit.
21324 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21325 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21326 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21327 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21330 PR middle-end/39666
21331 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21332 range of the type, but default label is missing, add it with one
21333 of the existing labels instead of adding a new label for it.
21335 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21339 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21341 * Makefile.in (enable_plugin, plugin_includedir): New.
21342 (install): Depend on install-plugin.
21343 (PLUGIN_HEADERS): New.
21344 (install-plugin): New.
21345 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21347 2009-05-05 Richard Guenther <rguenther@suse.de>
21349 PR tree-optimization/40022
21350 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21352 (phivn_valid_p): Fix tuplification error, simplify.
21353 (phiprop_insert_phi): Add dumps.
21354 (propagate_with_phi): Simplify.
21356 2009-05-05 Richard Guenther <rguenther@suse.de>
21358 PR middle-end/40023
21359 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21361 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21363 * tree.h (strip_float_extensions): Remove duplicate declaration.
21364 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21365 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21366 block_ultimate_origin): Rearrange the declarations line to match the
21367 comment that indicates the .c file which the functions are defined.
21368 (dwarf2out_*, set_decl_rtl): Add comment.
21369 (get_base_address): Adjust comment.
21370 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21371 declarations line and add comment.
21372 (is_builtin_name): Add blank after function name, for clarity.
21374 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21376 * attribs.c (decl_attributes): Use %qE for identifiers in
21378 * cgraphunit.c (verify_cgraph_node): Translate function names to
21379 locale character set in diagnostics.
21380 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21382 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21383 Document that functions are named in UTF-8.
21384 * expr.c (expand_expr_real_1): Translate function names to locale
21385 character set in diagnostics.
21386 * gimplify.c (omp_notice_variable, omp_is_private,
21387 gimplify_scan_omp_clauses): Use %qE for identifiers in
21389 * langhooks.c (lhd_print_error_function): Translate function names
21390 to locale character set.
21391 * langhooks.h (decl_printable_name): Document that return value is
21392 in internal character set.
21393 * stmt.c: Include pretty-print.h
21394 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21396 (resolve_operand_name_1): Translate named operand name to locale
21398 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21400 * toplev.c (announce_function): Translate function names to locale
21402 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21403 (default_tree_printer): Use pp_identifier or translate identifiers
21404 to locale character set. Mark "<anonymous>" for translation.
21405 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21406 for identifiers in diagnostics.
21407 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21409 * varasm.c (output_constructor): Use %qE for identifiers in
21412 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21414 * configure.ac: use ` ` instead of $()
21415 * configure: Regenerate.
21417 2009-05-05 Ben Elliston <bje@au.ibm.com>
21419 * config/pa/linux-atomic.c: Eliminate conditional include of
21420 errno.h on non-LP64 systems to simplify build requirements.
21422 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21424 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21426 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21427 and pass value to identifier_to_locale.
21428 (warn_variable_length_array): Make name a tree.
21429 (grokdeclarator): Separate diagnostic texts for named and unnamed
21430 declarators. Use %qE for named declarators.
21431 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21433 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21434 identifiers in diagnostics.
21435 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21436 identifier_to_locale. Mark "anonymous" strings for translation.
21438 2009-05-04 Michael Eager <eager@eagercon.com>
21440 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21441 address for DImode/DFmode only if double-precision FP regs.
21443 2009-05-04 Michael Eager <eager@eagercon.com>
21445 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21446 TARGET_SINGLE_FLOAT check.
21448 2009-05-04 Michael Eager <eager@eagercon.com>
21450 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21452 2009-05-04 Michael Eager <eager@eagercon.com>
21454 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21455 * config/rs6000/t-xilinx: New
21457 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21459 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21460 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21461 * gcc/explow.c (memory_address): Use target hook.
21462 * gcc/targhooks.c (default_legitimize_address): New.
21463 * gcc/targhooks.h (default_legitimize_address): New.
21464 * gcc/target.h (legitimize_address): New.
21465 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21466 (TARGET_INITIALIZER): Include it.
21467 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21469 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21470 * config/bfin/bfin.c (legitimize_address): Remove.
21471 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21472 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21474 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21475 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21477 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21478 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21479 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21480 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21481 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21482 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21483 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21484 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21485 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21486 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21487 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21488 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21489 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21490 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21491 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21492 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21493 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21494 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21495 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21496 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21497 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21498 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21499 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21501 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21502 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21503 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21504 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21505 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21506 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21507 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21508 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21509 (thumb_legitimize_address): Delete.
21510 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21511 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21512 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21513 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21514 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21515 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21517 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21520 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21521 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21522 * config/m32r/m32r.c (m32r_legitimize_address): New.
21523 * config/m68k/m68k.c (m68k_legitimize_address): New.
21524 * config/score/score.c (score_legitimize_address): Standardize.
21525 * config/score/score3.c (score3_legitimize_address): Standardize.
21526 * config/score/score3.h (score3_legitimize_address): Adjust.
21527 * config/score/score7.c (score7_legitimize_address): Standardize.
21528 * config/score/score7.h (score7_legitimize_address): Adjust.
21529 * config/sh/sh.c (sh_legitimize_address): New.
21530 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21532 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21533 (s390_legitimize_address): ... this.
21534 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21535 (sparc_legitimize_address): ... this.
21536 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21537 (ix86_legitimize_address): ... this.
21538 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21539 (avr_legitimize_address): ... this.
21540 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21541 (mn10300_legitimize_address): ... this.
21542 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21543 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21544 (alpha_expand_mov): Adjust call.
21546 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21547 * config/spu/spu.c (spu_legitimize_address): Likewise.
21548 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21549 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21551 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21553 * intl.c (locale_encoding, locale_utf8): New.
21554 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21555 * intl.h (locale_encoding, locale_utf8): Declare.
21556 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21557 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21559 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21561 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21562 (pp_base_tree_identifier): Declare as function.
21563 (identifier_to_locale): Declare.
21564 * Makefile.in (pretty-print.o): Update dependencies.
21565 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21567 2009-05-04 Richard Guenther <rguenther@suse.de>
21569 PR middle-end/40015
21570 * builtins.c (fold_builtin_memory_op): Do not decay to element
21571 type if the size matches the whole array.
21573 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21575 * expmed.c (synth_mult): When trying out a shift, pass the result
21578 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21580 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21581 (shiftsub1_cost): New.
21582 (init_expmed): Compute shiftsub1_cost.
21583 (synth_mult): Optimize multiplications by constants of the form
21584 -(2^^m-1) for some constant positive integer m.
21586 2009-05-03 Richard Guenther <rguenther@suse.de>
21589 * c-typeck.c (array_to_pointer_conversion): Do not built
21590 ADDR_EXPRs of arrays of pointer-to-element type.
21591 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21592 up wrong ADDR_EXPRs after-the-fact.
21593 * c-common.c (strict_aliasing_warning): Strip pointer
21594 conversions for obtaining the original type.
21595 * builtins.c (fold_builtin_memset): Handle array types.
21596 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21599 2009-05-03 Richard Guenther <rguenther@suse.de>
21601 PR middle-end/23329
21602 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21603 Do not lose casts from array types with unknown extent to array
21604 types with known extent.
21605 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21606 alias set compatibility.
21608 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21610 * flags.h (extra_warnings): Delete.
21611 * toplev.c (process_options): Handle Wuninitialized here.
21612 * opts.c (extra_warnings): Delete.
21613 (set_Wextra): Delete.
21614 (common_handle_option): -Wextra can be handled automatically.
21615 * c-opts.c (c_common_handle_option): Delete obsolete code.
21616 (c_common_post_options): Simplify comment.
21617 * common.opt (W): Add Var.
21619 (Wuninitialized): Initialize to -1.
21621 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21622 Richard Guenther <rguenther@suse.de>
21624 * expr.c (get_def_for_expr): New function.
21625 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21626 SSA rather than trees.
21627 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21628 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21630 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21632 * c-common.c (reswords): Add _Imaginary.
21633 * c-common.c (enum rid): Add RID_IMAGINARY.
21635 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21637 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21638 Patch by Richard Guenther.
21640 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21642 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21643 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21644 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21645 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21646 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21647 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21648 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21649 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21650 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21651 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21652 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21653 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21654 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21655 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21656 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21657 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21658 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21659 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21661 2009-05-02 Richard Guenther <rguenther@suse.de>
21663 PR tree-optimization/39940
21664 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21667 2009-05-02 Richard Guenther <rguenther@suse.de>
21669 PR middle-end/40001
21670 * tree-ssa.c (execute_update_addresses_taken): Properly check
21671 if we can mark a variable DECL_GIMPLE_REG_P.
21672 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21673 back to the end of the function.
21674 (is_gimple_reg_type): Remove complex type special casing.
21675 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21678 2009-05-02 Ben Elliston <bje@au.ibm.com>
21680 * doc/collect2.texi (Collect2): Document search path behaviour
21681 when configured with --with-ld.
21683 2009-05-02 Jan Hubicka <jh@suse.cz>
21685 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21686 parameter; update callers.
21687 (coalesce_cost_edge): EH edges are costier because they needs
21688 splitting even if not critical and even more costier when there are
21689 multiple EH predecestors.
21691 2009-05-02 Jan Hubicka <jh@suse.cz>
21693 * except.c (remove_eh_handler_and_replace): Handle updating after
21694 removing TRY blocks.
21696 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21698 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21700 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21702 * varasm.c: Do not include c-pragma.h.
21703 * attribs.c: Do not incude c-common.h.
21705 2009-05-01 Michael Matz <matz@suse.de>
21707 * calls.c (initialize_argument_information): Handle SSA names like
21708 decls with a non MEM_P DECL_RTL.
21710 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21712 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21713 * ipa-utils.c: Likewise.
21714 * ipa-type-escape.c: Likewise.
21715 * cgraphunit.c Do not include c-common.h.
21716 * ipa-pure-const.c: Likewise.
21717 * tree-if-conv.c: Likewise.
21718 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21719 * ipa-struct-reorg.c: Likewise.
21720 * tree-nomudflap.c: Likewise.
21721 * tree-ssa-structalias.c: Likewise.
21723 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21725 * store-motion.c: Many cleanups to make this pass a first-class
21726 citizen instead of an appendix to gcse load motion. Add TODO list
21727 to make this pass faster/cleaner/better.
21729 (struct ls_expr): Post gcse.c-split cleanups.
21730 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21731 "stores" field to "avail_stores".
21732 (pre_ldst_mems): Rename to store_motion_mems.
21733 (pre_ldst_table): Rename to store_motion_mems_table.
21734 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21735 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21736 (ldst_entry): Rename to st_expr_entry, update users.
21737 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21738 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21739 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21741 (first_ls_expr): Rename to first_st_expr, update users.
21742 (next_ls_expr): Rename to next_st_expr, update users.
21743 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21744 fields properly for store motion instead of names inherited from load
21746 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21747 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21750 (ae_kill): Rename to st_kill, update users.
21751 (ae_gen): Rename to st_avloc, update users.
21752 (transp): Rename to st_transp, update users.
21753 (pre_insert_map): Rename to st_insert_map, update users.
21754 (pre_delete_map): Rename to st_delete_map, update users.
21755 (insert_store, build_store_vectors, free_store_memory,
21756 one_store_motion_pass): Update for abovementioned changes.
21758 (gcse_subst_count, gcse_create_count): Remove.
21759 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21760 and "n_stores_created", local variables.
21762 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21765 (regvec, compute_store_table_current_insn): Remove.
21766 (reg_set_info, reg_clear_last_set): Remove.
21767 (compute_store_table): Use DF caches instead of local dataflow
21770 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21772 * c-objc-common.c (c_tree_printer): Print identifiers with
21773 pp_identifier, not pp_string. Mark "({anonymous})" for
21775 * c-pretty-print.c (pp_c_ws_string): New.
21776 (pp_c_cv_qualifier, pp_c_type_specifier,
21777 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21778 pp_c_storage_class_specifier, pp_c_function_specifier,
21779 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21780 pp_c_primary_expression, pp_c_postfix_expression,
21781 pp_c_unary_expression, pp_c_shift_expression,
21782 pp_c_relational_expression, pp_c_equality_expression,
21783 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21784 use pp_string and pp_c_ws_string in place of pp_identifier and
21785 pp_c_identifier for non-identifiers. Mark English strings for
21787 * c-pretty-print.h (pp_c_ws_string): Declare.
21789 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21790 Roland McGrath <roland@redhat.com>
21792 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21793 (ENABLE_LD_BUILDID): New configuration option.
21794 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21795 (LINK_BUILDID_SPEC): New macro.
21796 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21798 * doc/install.texi: Document --enable-linker-build-id option.
21799 * configure: Rebuild.
21800 * config.in: Rebuild.
21802 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21804 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21805 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21806 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21807 MIPS_GP_SAVE_AREA_SIZE.
21808 * config/mips/mips.c (struct mips_frame_info): Update comment
21809 before arg_pointer_offset and hard_frame_pointer_offset.
21810 (mips_compute_frame_info): Update diagram before function: to
21811 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21812 indicate the position of frame_pointer_rtx with -fstack-protector and
21813 to show args_size. Don't allocate cprestore area for leaf functions
21814 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21816 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21818 2009-04-30 Michael Matz <matz@suse.de>
21820 PR tree-optimization/39955
21821 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21823 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21825 * ira.c (setup_cover_and_important_classes): Use safe macro
21826 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21828 * genpreds.c (write_tm_preds_h): Output suitable definition of
21829 REG_CLASS_FOR_CONSTRAINT.
21831 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21833 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21835 * bitmap.c (bitmap_descriptor): Likewise.
21836 * ggc-common.c (loc_descriptor): Likewise.
21837 * varray.c (varray_descriptor): Likewise.
21838 * vec.c (vec_descriptor): Likewise.
21840 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21842 * Makefile.in (dce.o): Add $(EXCEPT_H).
21843 * dce.c: Include except.h and delete redundant vector definitions.
21844 (deletable_insn_p): Return false for non-call insns that can throw
21847 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21849 * gcse.c (ae_gen): Remove.
21850 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21851 and make non-static function to make it available in store-motion.c.
21852 Update call sites with search-and-replace.
21853 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21854 extract_mentioned_regs, extract_mentioned_regs_helper,
21855 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21856 store_killed_in_insn, store_killed_after, store_killed_before,
21857 build_store_vectors, insert_insn_start_basic_block, insert-store,
21858 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21859 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21860 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21861 * store-motion.c: ...new file. Also copy data structures from gcse.c
21862 and clean up to remove parts not used by store motion.
21863 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21864 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21866 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21869 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21870 when optimizing for size.
21872 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21874 * gcse.c (gcse_constant_p): Fix typo in last change.
21876 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21878 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21880 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21882 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21884 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21886 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21887 CONST_HIGH_PART result.
21889 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21891 * config/avr/avr.c (initial_elimination_offset): Rename to
21892 avr_initial_elimination_offset.
21893 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21894 change return type to bool.
21895 (avr_can_eliminate): New function.
21896 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21897 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21898 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21899 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21900 avr_initial_elimination_offset.
21901 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21902 (avr_initial_elimination_offset): Define.
21904 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21905 Steven Bosscher <steven@gcc.gnu.org>
21907 PR rtl-optimization/39938
21908 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21909 * cfgrtl.c: Include insn-attr.h.
21910 (rest_of_pass_free_cfg): New function.
21911 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21912 * resource.c (init_resource_info): Remove call to df_analyze.
21914 2009-04-29 Richard Guenther <rguenther@suse.de>
21917 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21918 allow conversion to signed integers.
21920 2009-04-29 Richard Guenther <rguenther@suse.de>
21922 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21923 shifts of floating point vectors if the shift amount is
21924 a constant multiple of the element size.
21926 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21927 Michael Matz <matz@suse.de>
21929 PR middle-end/39927
21931 * tree-outof-ssa.c (emit_partition_copy): New function.
21932 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21933 insert_part_to_rtx_on_edge): Perform the partition base var
21934 copy using emit_partition_copy.
21935 (insert_value_copy_on_edge): Convert constants to the right mode.
21936 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21937 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21939 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21941 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21942 scan backwards to try to find a constant to initialize it.
21944 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21945 insn before the loop_end instruction, don't look past labels.
21947 2009-04-29 Richard Guenther <rguenther@suse.de>
21949 PR middle-end/39937
21950 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21951 loose type conversions.
21952 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21953 stmts only if there are no uses of its definition.
21955 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21957 * config/bfin/bfin.h (splitting_loops): Declare.
21958 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21959 Reorder bit definitions to be ascending.
21960 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21961 * config/bfin/bfin.c (splitting_loops): New variable.
21962 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21963 (struct loop_info): Remove members INIT and LOOP_INIT.
21964 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21965 the LSETUP sequence. Allow LC to be loaded from any register, but
21966 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21967 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21969 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21970 of reload_completed.
21973 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21975 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21977 * Makefile.in (PLUGIN_VERSION_H): New.
21978 (OBJS-common): Remove plugin-version.o.
21979 (plugin.o): Depend on (PLUGIN_VERSION_H).
21980 (plugin-version.o): Remove.
21981 * configure: Regenerate
21982 * configure.ac: Create plugin-version.h.
21983 * gcc-plugin.h (plugin_gcc_version): Remove.
21984 (plugin_default_version_check): Change signature.
21985 * plugin-version.c: Remove.
21986 * plugin.c: Include plugin-version.h.
21987 (str_plugin_gcc_version_name): Remove.
21988 (try_init_one_plugin): Pass gcc version to plugin_init.
21989 (plugin_default_version_check): Both gcc and plugin versions are now
21992 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21994 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21995 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21996 Remove special case testing for last insn of inner loops. Don't fail
21997 if the loop ends with a jump, emit an extra nop instead.
21999 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22000 DREGS rather than comparing directly. Remove code that tries to
22001 account for latencies.
22003 2009-04-29 Richard Guenther <rguenther@suse.de>
22005 PR tree-optimization/39941
22006 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22007 eliminating an indirect call.
22009 2009-04-29 Richard Guenther <rguenther@suse.de>
22011 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22012 parameter. Allow invariants as base if !require_lvalue.
22013 (verify_gimple_assign_single): Adjust.
22015 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22017 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22018 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22019 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22020 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22021 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22023 * config/bfin/bfin.c (bfin_expand_builtin,
22024 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22026 2009-04-28 Richard Guenther <rguenther@suse.de>
22028 * tree-vect-loop.c (get_initial_def_for_induction): Use
22029 correct types for pointer increment.
22031 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22033 * toplev.c (print_version): Update GMP version string calculation.
22035 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22037 PR rtl-optimization/39938
22038 * resource.c (init_resource_info): Add call to df_analyze.
22040 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22042 * config/alpha/alpha.md (usegp): Cast the result of
22043 alpha_find_lo_sum_using_gp to enum attr_usegp.
22044 * config/alpha/alpha.c (override_options): Remove end-of-structure
22045 marker element from cpu_table. Use array size of cpu_table to handle
22046 -mcpu and -mtune options.
22047 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22049 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22051 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22052 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22053 tune_32 and tune_64.
22054 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22055 support on PowerPC.
22056 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22057 * config/rs6000/option-defaults.h: ... here. New file.
22058 (OPT_64, OPT_32): Define.
22059 (MASK_64BIT): Define to 0 if not already defined.
22060 (OPT_ARCH64, OPT_ARCH32): Define.
22061 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22064 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22066 * config/arm/arm.c (arm_override_options): Emit error on using
22069 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22071 PR rtl-optimization/39914
22072 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22073 registers for allocnos created from user-defined variables only
22074 when not optimizing.
22076 2009-04-28 Richard Guenther <rguenther@suse.de>
22078 PR middle-end/39937
22079 * fold-const.c (fold_binary): Use distribute_real_division only
22082 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22084 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22085 add hpux-stdint.h to tm_file.
22086 (hppa[12]*-*-hpux11*): Ditto.
22087 (ia64*-*-hpux*): Ditto.
22088 * config/hpux-stdint.h: New.
22089 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22090 __STDC_EXT__ for all compiles.
22091 * config/pa/pa-hpux.h: Ditto.
22092 * config/pa/pa-hpux10.h: Ditto.
22093 * config/pa/pa-hpux11.h: Ditto.
22095 2009-04-28 Catherine Moore <clm@codesourcery.com>
22097 * debug.h (set_name): Add comment.
22099 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22102 * config/darwin.c (machopic_gen_offset): Check
22103 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22104 * config/arm/arm.c (require_pic_register): Likewise.
22106 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22108 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22109 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22110 m32c_promote_prototypes): Delete.
22112 2009-04-28 Michael Matz <matz@suse.de>
22114 PR middle-end/39922
22115 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22118 2009-04-28 Richard Guenther <rguenther@suse.de>
22120 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22122 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22124 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22125 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22126 * config/arm/arm-tune.md: Regenerate.
22128 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22130 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22131 block if there are complex incoming edges.
22132 (sel_merge_blocks): Remove useless assert.
22133 (sel_redirect_edge_and_branch): Check that edge was redirected.
22134 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22135 (sel_find_rgns): Delete declaration.
22136 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22137 the region when it is not a preheader.
22139 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22142 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22144 2009-04-28 Richard Guenther <rguenther@suse.de>
22146 * tree.h (SSA_NAME_VALUE): Remove.
22147 (struct tree_ssa_name): Remove value_handle member.
22148 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22149 array for jump threading.
22150 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22152 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22153 * tree-flow.h (threadedge_initialize_values): Declare.
22154 (threadedge_finalize_values): Likewise.
22155 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22156 (SSA_NAME_VALUE): Define.
22157 (threadedge_initialize_values): New function.
22158 (threadedge_finalize_values): Likewise.
22159 * tree-ssa-dom.c (ssa_name_values): New global variable.
22160 (SSA_NAME_VALUE): Define.
22161 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22163 2009-04-28 Ira Rosen <irar@il.ibm.com>
22165 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22166 Use REPORT_VECTORIZED_LOCATIONS instead
22167 REPORT_VECTORIZED_LOOPS.
22168 * tree-vectorizer.c (vect_verbosity_level): Make static.
22169 (vect_loop_location): Rename to vect_location.
22170 (vect_set_verbosity_level): Update comment.
22171 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22173 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22174 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22175 instead REPORT_UNVECTORIZED_LOOPS.
22176 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22177 and vect_loop_def to vect_external_def and vect_internal_def.
22178 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22179 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22180 REPORT_UNVECTORIZED_LOCATIONS.
22181 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22182 and vect_used_in_loop and to vect_unused_in_scope and
22183 vect_used_in_scope.
22184 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22185 (vect_verbosity_level): Remove declaration.
22186 (vect_analyze_operations): Likewise.
22187 (vect_analyze_stmt): Declare.
22188 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22189 REPORT_UNVECTORIZED_LOCATIONS.
22190 (vect_get_loop_niters): Fix indentation.
22191 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22192 (vect_analyze_loop_operations): New function.
22193 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22194 vect_analyze_operations.
22195 (vect_is_simple_reduction): Use new names.
22196 (vectorizable_live_operation, vect_transform_loop): Likewise.
22197 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22198 to specify whether the data references can be a part of interleaving
22200 (vect_analyze_data_ref_dependence): Use new names.
22201 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22202 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22203 * tree-vect-patterns.c (widened_name_p): Use new names.
22204 (vect_recog_dot_prod_pattern): Likewise.
22205 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22206 (process_use, vect_mark_stmts_to_be_vectorized,
22207 vect_model_simple_cost, vect_model_store_cost,
22208 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22209 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22210 vectorizable_operation, vectorizable_type_demotion,
22211 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22212 vectorizable_condition): Likewise.
22213 (vect_analyze_operations): Split into vect_analyze_loop_operations
22215 (vect_analyze_stmt): ... new function.
22216 (new_stmt_vec_info): Use new names.
22217 (vect_is_simple_use): Use new names and fix comment.
22218 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22219 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22221 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22224 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22225 and integer modes for x87 operands. Do not ICE for unsupported size,
22226 generate error instead. Generate error for unsupported operand types.
22227 ['z']: Do not handle HImode memory operands specially. Warning
22228 for floating-point operands. Fallthru to 'Z' for unsupported operand
22229 types. Do not ICE for unsupported size, generate error instead.
22230 (output_387_binary_op): Use %Z to output operands.
22231 (output_fp_compare): Ditto.
22232 (output_387_reg_move): Ditto.
22234 2009-04-28 Ben Elliston <bje@au.ibm.com>
22239 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22241 * builtins.c (c_strlen): Do not warn here.
22242 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22243 * c-common.c (pointer_int_sum): Take an explicit location.
22244 Warn about offsets out of bounds.
22245 * c-common.h (pointer_int_sum): Adjust declaration.
22247 2009-04-27 Ian Lance Taylor <iant@google.com>
22249 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22251 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22252 * df-core.c (df_set_flags): Change return type to int. Change
22253 type of old_flags to int.
22254 (df_clear_flags): Likewise.
22255 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22256 (df_get_conditional_uses): Likewise.
22257 * df.h (df_set_flags, df_clear_flags): Update declarations.
22258 * dwarf2out.c (struct indirect_string_node): Change type of form
22259 field to enum dwarf_form.
22260 (AT_string_form): Change return type to enum dwarf_form.
22261 * fixed-value.c (fixed_compare): Add cast to enum type.
22262 * fwprop.c (update_df): Change 0 to VOIDmode.
22263 * gensupport.c: Change 0 to UNKNOWN.
22264 * gimple.h (gimple_cond_code): Add cast to enum type.
22265 * haifa-sched.c (reemit_notes): Add cast to enum type.
22266 * hooks.c (hook_int_void_no_regs): Remove function.
22267 * hooks.h (hook_int_void_no_regs): Remove declaration.
22268 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22269 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22270 * real.c (real_arithmetic): Add cast to enum type.
22271 (real_compare): Likewise.
22272 * target.h (struct gcc_target): Change return type of
22273 branch_target_register_class to enum reg_class.
22274 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22275 default_branch_target_register_class.
22276 * targhooks.c (default_branch_target_register_class): New function.
22277 * targhooks.h (default_branch_target_register_class): Declare.
22278 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22279 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22281 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22283 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22284 vect_uninitialized_def. Change 0 to ERROR_MARK.
22285 * tree-vect-stmts.c (supportable_widening_operation): Don't
22286 initialize icode1 and icode2.
22287 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22288 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22290 (cmn_err_flag_specs): Change 0 to STD_C89.
22291 (cmn_err_char_table): Likewise.
22292 * config/arm/arm.c (get_arm_condition_code): Change type of code
22293 to enum arm_cond_code.
22294 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22295 (IWMMXT_BUILTIN2): Likewise.
22296 (neon_builtin_type_bits): Don't define typedef.
22297 (neon_builtin_datum): Change type of bits field to int.
22298 (arm_expand_neon_args): Add cast to enum type.
22299 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22301 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22302 casts to enum type.
22303 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22305 * config/mips/mips.md (jal_macro): Return enum constant.
22306 (single_insn): Likewise.
22307 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22309 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22310 casts to enum type.
22311 * config/s390/s390.c (s390_tune_flags): Change type to int.
22312 (s390_arch_flags): Likewise.
22313 (s390_handle_arch_option): Change flags field of struct pta to int.
22314 * config/s390/s390.h (s390_tune_flags): Update declaration.
22315 (s390_arch_flags): Likewise.
22316 * config/sh/sh.c (prepare_move_operands): Compare
22317 tls_symbolic_operand result with enum constant.
22318 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22319 (sh_expand_prologue): Add cast to enum type.
22320 (sh_expand_epilogue): Likewise.
22321 (tls_symbolic_operand): Change return type to enum tls_model.
22322 (fpscr_set_from_mem): Add cast to enum type.
22323 (legitimize_pic_address): Compare tls_symbolic_operand result with
22325 (sh_target_reg_class): Change return type to enum reg_class.
22326 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22328 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22329 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22330 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22331 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22332 (delayed_branch, tls_call_delay): Likewise.
22333 (eligible_for_sibcall_delay): Likewise.
22334 (eligible_for_return_delay): Likewise.
22335 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22336 (spu_expand_builtin_1): Likewise.
22338 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22339 for all types of conversions.
22340 (output_init_element): Issue -Wc++-compat warning if needed when
22341 initializing a bitfield with enum type.
22342 * c-parser.c (c_parser_expression): Set original_type to
22343 original_type of right hand operand of comma operator.
22345 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22347 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22349 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22350 * doc/cpp.texi (Standard Predefined Macros)
22351 (Implementation-defined behavior): Likewise.
22352 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22353 * doc/gimple.texi (GIMPLE Exception Handling)
22354 (@code{GIMPLE_ASSIGN}): Likewise.
22355 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22356 * doc/invoke.texi (Warning Options, Optimize Options)
22357 (AVR Options, Darwin Options): Likewise.
22358 (Optimize Options): Reformulate -fwhole-program description.
22359 * doc/loop.texi (Lambda): Likewise.
22360 * doc/md.texi (Output Template, Define Constraints)
22361 (Standard Names, Insn Splitting): Likewise.
22362 * doc/options.texi (Option properties): Likewise.
22363 * doc/passes.texi (Tree-SSA passes): Likewise.
22364 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22365 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22366 (File Names and DBX): Likewise.
22367 * doc/trouble.texi (Incompatibilities): Likewise.
22369 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22371 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22372 instruction is correct.
22374 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22376 Allow non-constant arguments to conversion intrinsics.
22377 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22378 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22379 * spu.c (print_operand): Handle 'v' and 'w'.
22380 (exp2_immediate_p, spu_gen_exp2): Define.
22381 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22382 spu_convtf_1): Update parameter descriptions.
22383 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22384 * constraints.md ('v', 'w'): New.
22385 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22387 (i2f, I2F): New define_mode_attr.
22388 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22389 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22390 fixuns_truncv4sfv4si2): Update to use mode attribute.
22391 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22392 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22393 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22394 patterns for combine.
22396 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22398 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22399 (cprop, hoist, pre, store_motion): New debug counters.
22400 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22401 is not an RTL pass anymore.
22402 (pass_profiling): Remove extern decl for pass removed in 2005.
22403 (pass_gcse, pass_jump_bypass): Remove.
22404 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22405 to 0 for clean state.
22406 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22407 * cse.c (gate_handle_cse_after_global_opts,
22408 rest_of_handle_cse_after_global_opts): New functions.
22409 (pass_cse_after_global_opts): New pass, does local CSE.
22410 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22411 (TV_CPROP): New timevar.
22412 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22413 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22414 (gcse_main, recompute_all_luids): Remove.
22415 (compute_hash_table_work): Call max_reg_num instead of reading
22417 (cprop_jump): Don't set run_jump_opt_after_gcse.
22418 (constprop_register): Always allow to alter jumps.
22419 (cprop_insn): Likewise.
22420 (do_local_cprop): Likewise.
22421 (local_cprop_pass): Likewise. Return non-zero if something changed.
22422 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22423 (find_implicit_sets): Add note about missed optimization opportunity.
22424 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22425 pass_rtl_cprop execute function.
22426 Don't bother tracking the pass number, each pass gets its own dumpfile
22428 Always allow to alter jumpsand bypass jumps.
22429 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22430 will just find no suitable set.
22431 (pre_edge_insert): Fix dumping, this function is for PRE only.
22432 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22433 pass_rtl_pre execute function.
22434 (hoist_code): Return non-zero if something changed. Keep track of
22435 substitutions and insertions for statistics gathering similar to PRE.
22436 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22437 called from the pass_rtl_hoist execute function. Show pass statistics.
22438 (compute_store_table): Use max_reg_num directly instead of using the
22439 formerly global max_gcse_regno.
22440 (build_store_vectors): Likewise.
22441 (replace_store_insn): Fix dumping.
22442 (store_motion): Rename to ...
22443 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22444 pass, called from the pass_rtl_store_motion execute function. Keep
22445 track of substitutions and insertions for statistics gathering similar
22447 (bypass_jumps): Remove, fold interesting bits into ...
22448 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22449 from the pass_rtl_cprop execute function.
22450 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22451 pass_jump_bypass): Remove.
22452 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22453 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22454 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22455 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22456 (gate_rtl_store_motion, execute_rtl_store_motion,
22457 pass_rtl_store_motion): New.
22458 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22459 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22460 * passes.c (init_optimization_passes): Remove pass_gcse and
22461 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22462 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22463 instead of pass_jump_bypass.
22465 2009-04-27 Richard Guenther <rguenther@suse.de>
22467 PR middle-end/39928
22468 * gimplify.c (gimplify_expr): If we are required to create
22469 a temporary make sure it ends up as register.
22471 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22474 * config/i386/i386.c (construct_container): Don't call
22475 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22476 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22478 2009-04-27 Michael Matz <matz@suse.de>
22480 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22481 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22482 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22483 (dump_replaceable_exprs): Take a bitmap.
22484 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22486 (expand_gimple_basic_block): Likewise.
22487 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22488 replaceable_expressions member a bitmap.
22489 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22490 (mark_replaceable): Likewise.
22491 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22492 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22494 2009-04-27 Richard Guenther <rguenther@suse.de>
22496 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22497 (verify_stmts): Dispatch to gimple/type verification code.
22498 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22499 issue with call argument types.
22501 2009-04-27 Michael Matz <matz@suse.de>
22503 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22504 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22507 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22508 Eric Botcazou <ebotcazou@adacore.com>
22510 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22511 a label's basic block.
22512 (mark_target_live_regs): Tidy and rework obsolete comments.
22513 Change back DF problem to LIVE. If a label starts a basic block,
22514 assume that all registers that used to be live then still are.
22515 (init_resource_info): If a label starts a basic block, set its
22516 BLOCK_FOR_INSN accordingly.
22517 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22519 2009-04-27 Richard Guenther <rguenther@suse.de>
22521 * tree-flow-inline.h (function_ann): Remove.
22522 (get_function_ann): Likewise.
22523 * tree-dfa.c (create_function_ann): Remove.
22524 * tree-flow.h (struct static_var_ann_d): Remove.
22525 (struct function_ann_d): Likewise.
22526 (union tree_ann_d): Remove fdecl member.
22527 (function_ann_t): Remove.
22528 (function_ann, get_function_ann, create_function_ann): Remove
22531 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22533 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22535 2009-04-27 Jan Hubicka <jh@suse.cz>
22537 * ipa-pure-const.c (struct funct_state_d): New fields
22538 state_previously_known, looping_previously_known; remove
22539 state_set_in_source.
22540 (analyze_function): Use new fields.
22541 (propagate): Avoid assumption that state_set_in_source imply
22544 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22545 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22546 * cfgloop.h (finite_loop_p): Declare.
22548 2009-04-26 Michael Matz <matz@suse.de>
22550 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22552 2009-04-26 Michael Matz <matz@suse.de>
22554 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22555 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22556 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22557 pass_mark_used_blocks): Remove.
22558 * tree-optimize.c (pass_free_datastructures,
22559 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22560 * passes.c (init_optimization_passes): Don't call
22561 pass_mark_used_blocks, remove dead code.
22563 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22565 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22566 * tree-ssa-live.h (register_ssa_partition): Likewise.
22568 2009-04-26 Michael Matz <matz@suse.de>
22571 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22572 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22573 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22575 (compare_pairs): Swap cost comparison.
22576 (coalesce_ssa_name): Don't use change_partition_var.
22577 * tree-nrv.c (struct nrv_data): Add modified member.
22578 (finalize_nrv_r): Set it.
22579 (tree_nrv): Use it to update statements.
22580 (pass_nrv): Require PROP_ssa.
22581 * tree-mudflap.c (mf_decl_cache_locals,
22582 mf_build_check_statement_for): Use make_rename_temp.
22583 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22584 * alias.c (find_base_decl): Handle SSA names.
22585 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22586 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22587 * rtl.h (set_reg_attrs_for_parm): Declare.
22588 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22589 to "optimized", remove unused locals at finish.
22590 (execute_free_datastructures): Make global, call
22591 delete_tree_cfg_annotations.
22592 (execute_free_cfg_annotations): Don't call
22593 delete_tree_cfg_annotations.
22595 * ssaexpand.h: New file.
22596 * expr.c (toplevel): Include ssaexpand.h.
22597 (expand_assignment): Handle SSA names the same as register variables.
22598 (expand_expr_real_1): Expand SSA names.
22599 * cfgexpand.c (toplevel): Include ssaexpand.h.
22600 (SA): New global variable.
22601 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22602 (SSAVAR): New macro.
22603 (set_rtl): New helper function.
22604 (add_stack_var): Deal with SSA names, use set_rtl.
22605 (expand_one_stack_var_at): Likewise.
22606 (expand_one_stack_var): Deal with SSA names.
22607 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22608 before unique numbers.
22609 (expand_stack_vars): Use set_rtl.
22610 (expand_one_var): Accept SSA names, add asserts for them, feed them
22611 to above subroutines.
22612 (expand_used_vars): Expand all partitions (without default defs),
22613 then only the local decls (ignoring those expanded already).
22614 (expand_gimple_cond): Remove edges when jumpif() expands an
22615 unconditional jump.
22616 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22617 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22619 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22620 members of SA; deal with PARM_DECL partitions here; expand
22621 all PHI nodes, free tree datastructures and SA. Commit instructions
22622 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22623 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22624 info and statements at start, collect garbage at finish.
22625 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22626 (VAR_ANN_PARTITION) Remove.
22627 (change_partition_var): Don't declare.
22628 (partition_to_var): Always return SSA names.
22629 (var_to_partition): Only accept SSA names.
22630 (register_ssa_partition): Only check argument.
22631 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22633 (delete_var_map): Don't free it.
22634 (var_union): Only accept SSA names, simplify.
22635 (partition_view_init): Mark only useful SSA names as used.
22636 (partition_view_fini): Only deal with SSA names.
22637 (change_partition_var): Remove.
22638 (dump_var_map): Use ssa_name instead of partition_to_var member.
22639 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22641 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22642 (struct _elim_graph): New member const_dests; nodes member vector of
22644 (set_location_for_edge): New static helper.
22645 (create_temp): Remove.
22646 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22647 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22648 (new_elim_graph): Allocate const_dests member.
22649 (clean_elim_graph): Truncate const_dests member.
22650 (delete_elim_graph): Free const_dests member.
22651 (elim_graph_size): Adapt to new type of nodes member.
22652 (elim_graph_add_node): Likewise.
22653 (eliminate_name): Likewise.
22654 (eliminate_build): Don't take basic block argument, deal only with
22655 partition numbers, not variables.
22656 (get_temp_reg): New static helper.
22657 (elim_create): Use it, deal with RTL temporaries instead of trees.
22658 (eliminate_phi): Adjust all calls to new signature.
22659 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22660 (rewrite_trees): Only do checking.
22661 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22662 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22663 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22664 contains_tree_r, MAX_STMTS_IN_LATCH,
22665 process_single_block_loop_latch, analyze_edges_for_bb,
22666 perform_edge_inserts): Remove.
22667 (expand_phi_nodes): New global function.
22668 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22669 functions, initialize new parameter, remember partitions having a
22671 (finish_out_of_ssa): New global function.
22672 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22673 don't reset in_ssa_p here, don't disable TER when mudflap.
22674 (pass_del_ssa): Remove.
22675 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22677 (execute_free_datastructures): Declare.
22678 * Makefile.in (SSAEXPAND_H): New variable.
22679 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22680 * basic-block.h (commit_one_edge_insertion): Declare.
22681 * passes.c (init_optimization_passes): Move pass_nrv and
22682 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22683 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22684 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22685 (redirect_branch_edge): Deal with super block when expanding, split
22686 out jump patching itself into ...
22687 (patch_jump_insn): ... here, new static helper.
22689 2009-04-26 Michael Matz <matz@suse.de>
22691 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22692 beyond num_ssa_names.
22693 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22694 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22696 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22698 PR inline-asm/39543
22699 * fwprop.c (forward_propagate_asm): New function.
22700 (forward_propagate_and_simplify): Propagate also into __asm, if it
22701 doesn't increase the number of referenced registers.
22704 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22706 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22708 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22709 note_nonlocal_vla_type for nonlocal VLAs.
22710 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22711 contains_remapped_vars, remap_vla_decls): New functions.
22712 (convert_nonlocal_reference_stmt): If not optimizing, call
22713 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22714 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22715 if it wasn't found in var_map.
22716 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22717 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22718 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22720 * gimplify.c (nonlocal_vlas): New variable.
22721 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22723 (gimplify_body): Create and destroy nonlocal_vlas.
22725 * dwarf2out.c (loc_descr_plus_const): New function.
22726 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22727 mem_loc_descriptor, loc_descriptor_from_tree_1,
22728 descr_info_loc, gen_variable_die): Use it.
22730 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22731 !TREE_STATIC VAR_DECLs.
22732 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22733 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22734 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22735 DECL_BY_REFERENCE is valid.
22736 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22737 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22738 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22739 Copy DECL_BY_REFERENCE.
22740 (struct nesting_copy_body_data): New type.
22741 (nesting_copy_decl): New function.
22742 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22743 if they have variable length.
22745 2009-04-26 Michael Matz <matz@suse.de>
22747 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22748 mark new temporaries for renaming.
22750 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22753 * c-decl.c (global_bindings_p): Return negative value.
22754 (c_variable_size): New. Based on variable_size from
22756 (grokdeclarator): Call c_variable_size not variable_size.
22758 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22760 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22762 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22764 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22765 Redefine it to just use mingw/include.
22766 (ASM_SPEC): Rules for -m32 and -m64.
22767 (LINK_SPEC): Use Likewise.
22768 (SPEC_32): New define.
22769 (SPEC_64): Likewise.
22770 (SUB_LINK_SPEC): Likewise.
22771 (MULTILIB_DEFAULTS): New define.
22772 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22773 Add multilib options.
22774 (MULTILIB_DIRNAMES): Likewise.
22775 (MULTILIB_OSDIRNAMES): Likewise.
22776 (LIBGCC): Likewise.
22777 (INSTALL_LIBGCC): Likewise.
22779 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22782 * c-tree.h (enum c_inline_static_type): New.
22783 (record_inline_static): Declare.
22784 * c-decl.c (struct c_inline_static, c_inline_statics,
22785 record_inline_static, check_inline_statics): New.
22786 (pop_file_scope): Call check_inline_statics.
22787 (start_decl): Call record_inline_static instead of pedwarning
22788 directly for static in inline function.
22789 * c-typeck.c (build_external_ref): Call record_inline_static
22790 instead of pedwarning directly for static referenced in inline
22793 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22795 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22796 not new but only being rescanned.
22797 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22798 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22799 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22800 record_set_info, compute_set, grealloc): Remove.
22801 (recompute_all_luids): New function.
22802 (gcse_main): Don't compute sets, and don't do related memory
22803 allocations/free-ing. If something changed before the end of the
22804 pass, update LUIDs using recompute_all_luids.
22805 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22806 (free_gcse_mem): Don't free it either.
22807 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22808 Use the df insn LUIDs.
22809 (load_killed_in_block): Likewise.
22810 (compute_hash_table_work): Don't compute reg_set_in_block.
22811 (compute_transp): Use DF_REG_DEF_CHAINs.
22812 (local_cprop_pass): Don't use compute_sets and related functions.
22813 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22814 Use get_max_uid() instead of max_cuid.
22815 (insert_insn_end_basic_block, pre_insert_copy_insn,
22816 update_ld_motion_stores): Don't try to
22817 keep reg_set tables up to date.
22818 (pre_insert_copies): Use df insn LUIDs.
22819 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22820 (reg_set_info): Don't use extra bitmap argument.
22821 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22822 information to compute regs_set_in_block.
22823 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22824 (bypass_jumps): Don't use compute_sets and friends.
22826 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22829 * opts.c (undocumented_msg): Do not leave blank even with
22832 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22834 * c-decl.c (build_enumerator): Allow values folding to integer
22835 constants but not integer constant expressions with a pedwarn if
22838 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22841 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22842 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22843 type is an integer constant.
22845 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22848 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22851 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22854 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22855 with variably modified return type and no storage class
22856 specifiers, except for the case of nested functions. Distinguish
22857 extern declarations of functions with variably modified return
22858 types from those of objects with variably modified types.
22860 2009-04-25 Jan Hubicka <jh@suse.cz>
22862 * tree.c (list_equal_p): New function.
22863 * tree.h (list_equal_p): Declare.
22864 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22865 basic_block_def, basic_block, const_basic_block): New.
22866 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22867 (redirect_eh_edge): New function.
22868 (make_eh_edge_update_phi): EH edges are not abnormal.
22869 * except.c: Include tree-flow.h.
22870 (list_match): New function.
22871 (eh_region_replaceable_by_p): New function.
22872 (replace_region): New function.
22873 (hash_type_list): New function.
22874 (hash_eh_region): New function.
22875 (eh_regions_equal_p): New function.
22876 (merge_peers): New function.
22877 (remove_unreachable_regions): Verify EH tree when checking;
22879 (copy_eh_region_1): New function.
22880 (copy_eh_region): New function.
22881 (push_reachable_handler): New function.
22882 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22883 regions without label but with live RESX.
22884 * except.h (redirect_eh_edge_to_label): New.
22885 * tree-flow.h (redirect_eh_edge): New.
22886 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22887 basic_block_def, basic_block, const_basic_block): Remove.
22888 * Makefile.in (except.o): Add dependency on tree-flow.h
22889 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22890 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22893 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22896 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22897 on the destination of memcpy.
22899 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22901 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22902 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22903 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22905 2009-04-25 Jan Hubicka <jh@suse.cz>
22907 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22908 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22909 to be reached by different label than left.
22910 (update_eh_edges): Update comment; remove edge_to_remove if possible
22911 and return true if suceeded.
22912 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22913 (cleanup_eh): Compute sharing map.
22914 * except.c (remove_eh_handler_and_replace): Add argument if we should
22916 (remove_unreachable_regions): Update for label sharing.
22917 (label_to_region_map): Likewise.
22918 (get_next_region_sharing_label): New function.
22919 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22921 (remove_eh_handler): Update.
22922 (remove_eh_region_and_replace_by_outer_of): New function.
22923 * except.h (struct eh_region): Add next_region_sharing_label.
22924 (remove_eh_region_and_replace_by_outer_of,
22925 get_next_region_sharing_label): Declare.
22926 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22928 2009-04-25 Jan Hubicka <jh@suse.cz>
22930 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22931 insert code even if they are not critical.
22933 2009-04-25 Jan Hubicka <jh@suse.cz>
22935 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22936 (gimple_can_remove_branch_p): EH edges won't remove branch by
22938 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22939 updating of non-abnormal EH edges.
22940 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22941 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22942 (split_critical_edges): Split also edges where emitting code on them
22943 will lead to splitting later.
22945 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22946 H.J. Lu <hongjiu.lu@intel.com>
22949 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22950 the configured assembler supports fildq and fistpq mnemonics.
22951 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22952 * configure: Regenerated.
22953 * config.in: Ditto.
22955 * config/i386/i386.c (print_operand): Handle 'Z'.
22956 ['z']: Remove handling of special fild/fist suffixes.
22957 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22958 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22959 suffix of fild insn.
22960 (*floatsi<mode>2_vector_mixed): Ditto.
22961 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22962 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22963 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22964 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22965 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22967 2009-04-25 Ben Elliston <bje@au.ibm.com>
22969 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22970 the source of a set operation.
22972 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22974 * target.h (struct gcc_target): Add case_values_threshold field.
22975 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22976 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22977 * targhooks.c (default_case_values_threshold): New function.
22978 * targhooks.h (default_case_values_threshold): Declare function.
22979 * stmt.c (expand_case): Use case_values_threshold target hook.
22980 * expr.h (case_values_threshold): Remove declartation.
22981 * expr.c (case_values_threshold): Remove function.
22982 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22984 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22985 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22986 (avr_case_values_threshold): Declare as static.
22987 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22989 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22990 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22991 (mn10300_case_values_threshold): New function.
22993 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22995 * ira.c (setup_cover_and_important_classes): Add enum cast.
22997 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22999 * genpreds.c (write_enum_constraint_num): Output definition of
23000 CONSTRAINT_NUM_DEFINED_P macro.
23001 * ira.c (setup_cover_and_important_classes): Use
23002 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23004 2009-04-24 DJ Delorie <dj@redhat.com>
23006 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23007 __SH2A_SINGLE_ONLY__ also.
23009 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23011 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23012 (movdf_internal): Ditto.
23013 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23014 SFmode and DFmode constants.
23015 (ia64_print_operand): Add 'G' format for printing
23016 floating point constants.
23018 2009-04-24 Richard Guenther <rguenther@suse.de>
23020 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23021 from unsigned additions.
23023 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23025 * c-typeck.c (set_init_index): Allow array designators that are
23026 not integer constant expressions with a pedwarn if pedantic.
23028 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23030 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23031 zero if no overlap in nonzero bits between the operands.
23033 2009-04-24 Ian Lance Taylor <iant@google.com>
23035 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23036 (record_dead_and_set_regs): Likewise.
23037 * df.h (struct df_mw_hardreg): Change flags field to int.
23038 (struct df_base_ref): Likewise.
23039 (struct df): Change changeable_flags field to int.
23040 * df-scan.c (df_defs_record): Change clobber_flags to int.
23041 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23042 constants rather than #define macros.
23043 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23044 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23045 (enum dwarf_calling_convention): Likewise.
23046 (enum dwarf_line_number_x_ops): Likewise.
23047 (enum dwarf_call_frame_info): Likewise.
23048 (enum dwarf_source_language): Likewise.
23049 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23050 (add_calling_convention_attribute): Likewise.
23051 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23052 (combine_comparisons): Change compcode to int. Add cast to enum type.
23053 * genrecog.c (maybe_both_true_2): Change c to int.
23054 (write_switch): Likewise. Add cast to enum type.
23055 * gimplify.c (gimplify_omp_for): Handle return values from
23056 gimplify_expr using MIN rather than bitwise or.
23057 (gimplify_expr): Add cast to enum type.
23058 * ipa-prop.c (update_jump_functions_after_inlining): Change
23059 IPA_BOTTOM to IPA_JF_UNKNOWN.
23060 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23061 Add casts to enum type.
23062 (setup_cover_and_important_classes): Change cl to int. Add casts
23064 (setup_class_translate): Change cl and mode to int.
23065 (ira_init_once): Change mode to int.
23066 (free_register_move_costs): Likewise.
23067 (setup_prohibited_mode_move_regs): Add casts to enum type.
23068 * langhooks.c (add_builtin_function_common): Rework assertion that
23069 value fits bitfield.
23070 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23071 * omega.c (omega_do_elimination): Avoid math on enum types.
23072 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23073 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23074 int local to handle integral_argment value.
23075 * regmove.c (try_auto_increment): Change PUT_MODE to
23077 * reload.c (push_secondary_reload): Add casts to enum type.
23078 (secondary_reload_class, find_valid_class): Likewise.
23079 * reload1.c (emit_input_reload_insns): Likewise.
23080 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23081 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23082 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23084 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23085 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23087 (expand_complex_libcall): Add casts to enum type.
23088 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23089 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23090 with ERROR_MARK, not NUM_TREE_CODES.
23091 (vect_create_epilog_for_reduction): Likewise.
23092 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23093 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23094 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23096 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23097 vect_unused_in_loop. Change 0 to loop_vect.
23098 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23099 * var-tracking.c (get_init_value): Change return type to enum
23101 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23102 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23104 (arm_override_options): Add casts to enum type.
23105 (arm_emit_tls_decoration): Likewise.
23106 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23108 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23109 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23110 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23112 * config/s390/s390.c (code_for_builtin_64): Change to array of
23114 (code_for_builtin_31): Likewise.
23115 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23117 * config/sparc/sparc.c (sparc_override_options): Change value
23118 field in struct code_model to enum cmodel. In initializer change
23119 0 to NULL and add cast to enum type.
23121 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23122 Change all callers. Issue a -Wc++-compat warning using
23123 lhs_origtype if necessary.
23124 (convert_for_assignment): Issue -Wc++-compat warnings about
23125 invalid conversions to enum type on assignment.
23126 * c-common.h (build_modify_expr): Update declaration.
23128 2009-04-24 Nick Clifton <nickc@redhat.com>
23130 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23131 (function_arg_advance): Likewise.
23132 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23135 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23137 * config/s390/constraints.md ('I', 'J'): Fix condition.
23139 2009-04-24 Diego Novillo <dnovillo@google.com>
23141 * gengtype-parse.c (parse_error): Add newline after message.
23143 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23145 * config/i386/sse.md (avxmodesuffixs): Removed.
23146 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23147 (*avx_pinsr<ssevecsize>): This.
23149 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23151 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23152 follow chains of regs with a single definition, and allow expressions
23153 that are function_invariant_p.
23154 (simple_rhs_p): Allow expressions that are function_invariant_p.
23156 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23158 PR middle-end/39867
23159 * fold-const.c (fold_cond_expr_with_comparison): When folding
23160 > and >= to MAX, make sure the MAX uses the same type as the
23161 comparison's operands.
23163 2009-04-24 Nick Clifton <nickc@redhat.com>
23165 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23166 addressing for DImode accesses.
23167 (frv_print_operand_address): Handle PLUS case.
23168 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23170 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23172 PR rtl-optimization/39794
23173 * alias.c (canon_true_dependence): Add x_addr argument.
23174 * rtl.h (canon_true_dependence): Adjust prototype.
23175 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23176 * cselib.c (cselib_invalidate_mem): Likewise.
23177 * gcse.c (compute_transp): Likewise.
23178 * dse.c (scan_reads_nospill): Likewise.
23179 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23180 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23181 canon_base_addr of the group, plus optional offset.
23182 (struct group_info): Rename canon_base_mem to
23184 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23185 canon_rtx of base_mem.
23187 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23189 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23190 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23192 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23194 * config/spu/spu-builtins.h: Delete file.
23196 * config/spu/spu.h (enum spu_builtin_type): Move here from
23198 (struct spu_builtin_description): Likewise. Add GTY marker.
23199 Do not use enum spu_function_code or enum insn_code.
23200 (spu_builtins): Add extern declaration.
23202 * config/spu/spu.c: Do not include "spu-builtins.h".
23203 (enum spu_function_code, enum spu_builtin_type_index,
23204 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23205 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23206 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23207 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23208 (spu_builtin_types): Make static. Add GTY marker.
23209 (spu_builtins): Add extern declaration with GTY marker.
23210 Include "gt-spu.h".
23212 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23213 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23214 Check programmatically whether all parameters are scalar.
23216 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23218 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23220 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23221 assignment from the constructor either if the target is volatile.
23223 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23225 * config/arm/arm.md (insv): Do not share operands[0].
23227 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23229 * config/vxlib-tls.c (active_tls_threads): Delete.
23230 (delete_hook_installed): New.
23231 (tls_delete_hook): Don't delete the delete hook.
23232 (tls_destructor): Delete it here.
23233 (__gthread_set_specific): Adjust installing the delete hook.
23234 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23235 __gthread_leave_tsd_dtor_context.
23237 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23239 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23241 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23243 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23245 (alpha_rtx_costs): Ditto.
23246 (emit_unlikely_jump): Use add_reg_note.
23247 (emit_frame_store_1): Ditto.
23248 (alpha_expand_prologue): Ditto.
23249 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23250 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23252 2009-04-23 Nick Clifton <nickc@redhat.com>
23254 * config/v850/v850.md (epilogue): Remove suppressed code.
23255 (return): Rename to return_simple and remove test of frame size.
23256 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23257 to gen_return_simple.
23259 2009-04-22 Jing Yu <jingyu@google.com>
23262 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23264 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23267 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23268 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23269 value is a VECTOR_CST, the element type is the element type of the
23272 2009-04-22 DJ Delorie <dj@redhat.com>
23274 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23276 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23278 * alias.c (find_base_term): Move around LO_SUM case, so that
23279 CONST falls through into PLUS/MINUS handling.
23282 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23283 into 0, use omit_one_operand.
23285 2009-04-23 Ben Elliston <bje@au.ibm.com>
23287 * config/rs6000/linux-unwind.h (get_regs): Remove type
23288 puns. Change the type of `pc' to an array of unsigned ints and
23289 update all users. Constify frame24.
23291 2009-04-22 DJ Delorie <dj@redhat.com>
23293 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23294 declarations before code.
23295 (current_function_special_page_vector): Likewise.
23296 (m32c_expand_insv): Silence a warning.
23298 2009-04-21 Taras Glek <tglek@mozilla.com>
23300 * alias.c: Update GTY annotations to new syntax.
23301 * basic-block.h: Likewise.
23302 * bitmap.h: Likewise.
23303 * c-common.h: Likewise.
23304 * c-decl.c: Likewise.
23305 * c-parser.c: Likewise.
23306 * c-pragma.c: Likewise.
23307 * c-tree.h: Likewise.
23308 * cfgloop.h: Likewise.
23309 * cgraph.h: Likewise.
23310 * config/alpha/alpha.c: Likewise.
23311 * config/arm/arm.h: Likewise.
23312 * config/avr/avr.h: Likewise.
23313 * config/bfin/bfin.c: Likewise.
23314 * config/cris/cris.c: Likewise.
23315 * config/darwin.c: Likewise.
23316 * config/frv/frv.c: Likewise.
23317 * config/i386/i386.c: Likewise.
23318 * config/i386/i386.h: Likewise.
23319 * config/i386/winnt.c: Likewise.
23320 * config/ia64/ia64.h: Likewise.
23321 * config/iq2000/iq2000.c: Likewise.
23322 * config/mips/mips.c: Likewise.
23323 * config/mmix/mmix.h: Likewise.
23324 * config/pa/pa.c: Likewise.
23325 * config/pa/pa.h: Likewise.
23326 * config/rs6000/rs6000.c: Likewise.
23327 * config/s390/s390.c: Likewise.
23328 * config/sparc/sparc.c: Likewise.
23329 * config/xtensa/xtensa.c: Likewise.
23330 * cselib.h: Likewise.
23331 * dbxout.c: Likewise.
23332 * dwarf2out.c: Likewise.
23333 * except.c: Likewise.
23334 * except.h: Likewise.
23335 * fixed-value.h: Likewise.
23336 * function.c: Likewise.
23337 * function.h: Likewise.
23338 * gimple.h: Likewise.
23339 * integrate.c: Likewise.
23340 * optabs.c: Likewise.
23341 * output.h: Likewise.
23342 * real.h: Likewise.
23344 * stringpool.c: Likewise.
23345 * tree-data-ref.c: Likewise.
23346 * tree-flow.h: Likewise.
23347 * tree-scalar-evolution.c: Likewise.
23348 * tree-ssa-address.c: Likewise.
23349 * tree-ssa-alias.h: Likewise.
23350 * tree-ssa-operands.h: Likewise.
23351 * tree.c: Likewise.
23352 * tree.h: Likewise.
23353 * varasm.c: Likewise.
23354 * varray.h: Likewise.
23356 * coretypes.h: Do not define GTY macro if it is already defined.
23357 * doc/gty.texi: Update GTY documentation to new syntax.
23358 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23359 annotations on structs.
23360 * gengtype-parse.c: Likewise.
23362 2009-04-22 Mark Heffernan <meheff@google.com>
23364 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23366 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23368 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23371 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23373 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23374 the same as a PLUS without a shift. Increase the cost of a
23377 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23379 * Makefile.in: Update dependencies.
23380 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23381 * errors.h: Remove bogus comment about compatibility.
23382 (warning): Update declaration.
23383 * genautomata.c: Update all calls to warning.
23384 * gimple.c: Do not include errors.h. Include toplev.h.
23385 * tree-ssa-structalias.c: Do not include errors.h.
23386 * omega.c: Likewise.
23387 * tree-ssa-reassoc.c: Likewise.
23388 * config/spu/spu-c.c: Likewise.
23389 * config/spu/t-spu-elf: Update dependencies.
23391 2009-04-22 Richard Guenther <rguenther@suse.de>
23393 PR tree-optimization/39824
23394 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23395 make sure the types are compatible.
23397 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23400 * c-common.c (c_parse_error): Take a token_flags parameter.
23401 Use token_type for the token type instead.
23402 Pass token_flags to cpp_type2name.
23403 * c-common.h (c_parse_error): Update declaration.
23404 * c-parser.c (c_parser_error): Pass 0 as token flags.
23406 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23408 PR rtl-optimization/39580
23409 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23411 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23413 * function.c (expand_function_end): Do not emit a jump to the "naked"
23414 return label for fall-through returns.
23415 * except.c (sjlj_emit_function_exit): Always place the call to the
23416 unregister function at the location installed by expand_function_end.
23418 2009-04-22 Richard Guenther <rguenther@suse.de>
23420 PR tree-optimization/39845
23421 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23422 (gen_inbound_check): Likewise.
23424 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23426 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23428 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23429 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23431 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23433 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23434 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23435 shift counts to avoid out-of-bounds array accesses.
23437 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23439 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23440 (Pmode): Move above.
23442 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23444 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23445 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23446 GET_CODE macro. Use IN_RANGE macro where appropriate.
23447 * config/alpha/alpha.h: Ditto.
23448 * config/alpha/alpha.md: Ditto.
23449 * config/alpha/constraints.md: Ditto.
23450 * config/alpha/predicates.md: Ditto.
23452 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23454 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23455 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23456 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23457 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23458 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23459 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23460 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23461 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23462 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23463 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23464 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23465 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23466 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23467 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23468 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23469 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23470 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23471 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23472 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23473 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23474 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23475 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23476 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23477 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23478 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23479 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23480 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23482 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23484 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23485 references from comments.
23486 * cfgbuild.c (count_basic_blocks): Delete.
23487 (find_basic_blocks_1): Delete.
23488 (find_basic_blocks): Delete.
23489 * except.c (finish_eh_generation): Make static. Move comment from
23490 except.h here. Remove find_basic_blocks references from comments.
23491 * except.h (finish_eh_generation): Delete.
23492 * basic-block.h (find_basic_blocks): Delete.
23493 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23495 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23497 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23498 (sdbout_parms): Likewise.
23500 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23502 * config/sh/sh.c (prepare_cbranch_operands): Use
23503 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23504 (expand_cbranchdi4): Likewise.
23505 (from_compare): Add cast to enum type.
23506 (expand_cbranchsi4): Use add_reg_note.
23507 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23508 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23509 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23510 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23511 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23512 instead of CODE_FOR_nothing.
23513 (cbranchdi4): Likewise. Fix the order of arguments for
23515 (push_fpscr): Use add_reg_note.
23516 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23517 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23519 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23521 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23522 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23523 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23524 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23525 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23526 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23527 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23528 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23529 config/alpha/x-vms, config/arc/t-arc,
23530 config/arm/README-interworking, config/arm/arm-c.c,
23531 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23532 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23533 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23534 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23535 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23536 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23537 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23538 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23539 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23540 config/cris/t-elfmulti, config/crx/t-crx,
23541 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23542 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23543 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23544 config/h8300/t-h8300, config/i386/athlon.md,
23545 config/i386/darwin-libgcc.10.4.ver,
23546 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23547 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23548 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23549 config/i386/t-linux64, config/i386/t-nwld,
23550 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23551 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23552 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23553 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23554 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23555 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23556 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23557 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23558 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23559 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23560 config/m68k/t-uclinux, config/mcore/t-mcore,
23561 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23562 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23563 config/mips/crtn.asm, config/mips/irix-crti.asm,
23564 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23565 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23566 config/mips/mips-fixed.md, config/mips/sb1.md,
23567 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23568 config/mips/t-iris6, config/mips/t-isa3264,
23569 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23570 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23571 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23572 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23573 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23574 config/mn10300/t-linux, config/mn10300/t-mn10300,
23575 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23576 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23577 config/picochip/libgccExtras/clzsi2.asm,
23578 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23579 config/rs6000/darwin-libgcc.10.4.ver,
23580 config/rs6000/darwin-libgcc.10.5.ver,
23581 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23582 config/rs6000/t-aix43, config/rs6000/t-aix52,
23583 config/rs6000/t-darwin, config/rs6000/t-fprules,
23584 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23585 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23586 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23587 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23588 config/rs6000/t-rtems, config/rs6000/t-spe,
23589 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23590 config/score/t-score-elf, config/sh/divcost-analysis,
23591 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23592 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23593 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23594 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23595 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23596 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23597 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23598 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23599 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23600 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23601 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23602 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23603 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23604 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23605 * config/h8300/genmova.sh: Include copyright and license notices
23606 in generated output.
23607 * config/h8300/mova.md: Regenerate.
23608 * doc/install.texi2html: Include word "Copyright" in copyright
23609 notice and use name "Free Software Foundation, Inc.".
23610 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23611 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23612 ChangeLog-2007, ChangeLog-2008: Correct dates.
23614 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23616 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23617 NE_EXPR operations as well.
23618 * c-parser.c (c_parser_condition): Do not set location information on
23620 (c_parser_conditional_expression): Likewise.
23621 (c_parser_binary_expression): Set location information on operators.
23622 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23623 TRUTH_NOT_EXPR has been folded.
23624 * fold-const.c (fold_truth_not_expr): Copy location information from
23625 the incoming expression to the outgoing one.
23626 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23627 recursive calls on the LHS of the operator but pass that of the
23628 operator to recursive calls on the RHS of the operator. Set it
23630 (shortcut_cond_expr): Set the locus of the operator on the second
23631 COND_EXPR and that of the expression on the first in degenerate cases.
23632 Pass the locus of the expression to calls to shortcut_cond_r.
23633 Set the locus of the 'then' block on the associated jump, if any.
23634 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23635 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23636 expression to call to gimplify_boolean_expr.
23638 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23640 * config.gcc: Add additional configuration for
23641 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23642 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23643 (CPP_SPEC): Redefine for allowing -municode option.
23644 (STARTFILE_SPEC): Likewise.
23645 * config/i386/t-mingw-w64: New.
23646 * config/i386/mingw-w64.opt: New.
23647 (municode): Add new target option.
23648 * doc/invoke.texi (municode): Add documentation for new option.
23650 2009-04-21 Ian Lance Taylor <iant@google.com>
23652 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23653 Correct test for number of arguments.
23654 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23656 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23658 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23659 argument of emit_library_call.
23661 2009-04-21 Richard Guenther <rguenther@suse.de>
23663 PR middle-end/39829
23664 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23665 inside VIEW_CONVERT_EXPRs.
23667 2009-04-21 Martin Jambor <mjambor@suse.cz>
23669 * tree-switch-conversion.c (build_constructors): Split a long line.
23670 (constructor_contains_same_values_p): New function.
23671 (build_one_array): Create assigns of constants if possible, do not
23672 call mark_sym_for_renaming, call update_stmt.
23673 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23674 make_rename_temp. Do not call mark_symbols_for_renaming, call
23676 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23677 find_new_referenced_vars, call update_stmt.
23678 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23679 instead of calling make_rename_temp. Do not call
23680 find_new_referenced_vars or mark_symbols_for_renaming, call
23683 2009-04-21 Richard Guenther <rguenther@suse.de>
23685 PR tree-optimization/39827
23686 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23687 (tree_ssa_phiprop): Pass the correct array size.
23689 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23691 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23693 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23696 * c-typeck.c (lvalue_p): Move declaration ...
23697 * c-common.h (lvalue_p): ... to here.
23698 * c-common.c (candidate_equal_p): New.
23699 (add_tlist): Use it.
23700 (merge_tlist): Use it.
23701 (warn_for_collisions_1): Likewise.
23702 (warning_candidate_p): Accept more candidates.
23703 (verify_tree): A warning candidate can be an expression. Use
23706 2009-04-21 Ben Elliston <bje@au.ibm.com>
23709 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23710 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23711 options. Remove -mcall-solaris documentation.
23713 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23716 * doc/invoke.texi (-Wlong-long): Update description.
23717 * c-lex (interpret_integer): Only warn if there was no previous
23718 overflow and -Wlong-long is enabled.
23719 * c-decl.c (declspecs_add_type): Drop redundant flags.
23720 * c.opt (Wlong-long): Init to -1.
23721 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23722 and front-end warn_long_long. Wlong-long only depends on other
23723 flags if it is uninitialized.
23724 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23725 the same for CPP and FE.
23726 (restore_extension_diagnostics): Likewise.
23728 2009-04-20 Ian Lance Taylor <iant@google.com>
23730 Fix enum conversions which are invalid in C++:
23731 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23732 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23733 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23734 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23735 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23736 (dbxout_parms): Likewise.
23737 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23738 (df_clear_flags): Likewise.
23739 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23740 top_flag parameter to int.
23741 (df_chain_create_bb_process_use): Likewise.
23742 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23744 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23745 (df_ref_create_structure, df_def_record_1): Likewise.
23746 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23747 (df_notes_rescan): Change 0 to VOIDmode in function call.
23748 (df_get_call_refs, df_insn_refs_collect): Likewise.
23749 (df_bb_regs_collect): Likewise.
23750 (df_entry_block_defs_collect): Likewise.
23751 (df_exit_block_uses_collect): Likewise.
23752 * df.h: Update declarations.
23753 * double-int.c (double_int_divmod): Add cast to enum type.
23754 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23755 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23756 (based_loc_descr): Likewise.
23757 (loc_descriptor_from_tree_1): Change first_op and second_op to
23758 enum dwarf_location_atom. Add cast to enum type.
23759 * expmed.c (init_expmed): Change 0 to SET in function call.
23760 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23761 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23762 (do_store_flag): Likewise.
23763 * fixed-value.h (struct fixed_value): Change mode to enum
23765 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23766 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23768 (insert_insn_decl, insert_decl, insert_state): Likewise.
23769 (automata_list_finish): Likewise.
23770 * genrecog.c (process_define_predicate): Add cast to enum type.
23771 * gensupport.c (init_predicate_table): Add cast to enum type.
23772 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23774 (gimple_build_call_1, gimple_build_label): Likewise.
23775 (gimple_build_goto, gimple_build_asm_1): Likewise.
23776 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23777 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23778 (enum fallback): Rename from enum fallback_t.
23779 (fallback_t): Typedef as int.
23780 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23781 GSI_SAME_STMT in function call.
23782 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23784 (setup_reg_class_relations): Likewise.
23785 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23786 (setup_prohibited_class_mode_regs): Add cast to enum type.
23787 (setup_prohibited_mode_move_regs): Likewise.
23788 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23789 (record_address_regs): Change i to enum reg_class.
23790 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23791 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23792 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23793 (GET_MODE_2XWIDER_MODE): Likewise.
23794 (GET_CLASS_NARROWEST_MODE): Likewise.
23795 * omp-low.c (expand_omp_for): Add cast to enum type.
23796 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23797 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23798 * postreload.c (reload_cse_simplify_operands): Change rclass local
23800 * predict.c (combine_predictions_for_insn): Change best_predictor
23801 and predictor to enum br_predictor.
23802 (combine_predictions_for_bb): Likewise.
23803 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23804 use SET_PREDICT_EXPR_OUTCOME.
23805 * real.c (real_arithmetic): Change icode to code in function call.
23806 * reginfo.c (init_move_cost): Add casts to enum type.
23807 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23808 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23810 * reload.c (find_valid_class): Add casts to enum type.
23811 (push_reload): Change 0 to NO_REGS in function call.
23812 (find_reloads): Change this_alternative to array of enum
23813 reg_class. Remove some now-unnecessary casts.
23814 (make_memloc): Change 0 to VOIDmode in function call.
23815 * reload1.c (reload): Change 0 to VOIDmode in function call.
23816 (eliminate_regs_1, elimination_effects): Likewise.
23817 (eliminate_regs_in_insn): Likewise.
23818 (emit_input_reload_insns): Add cast to enum type.
23819 (delete_output_reload): Change 0 to VOIDmode in function call.
23820 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23821 to enum type in function call.
23822 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23823 (SET_PREDICT_EXPR_OUTCOME): Define.
23824 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23825 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23826 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23827 (dump_function): Likewise.
23828 * tree-dump.h: Update declarations.
23829 * tree-pass.h: Update declarations.
23830 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23831 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23833 (arm_rtx_costs_1): Correct parenthesization.
23834 (arm_rtx_costs): Add casts to enum type.
23835 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23836 (vfp_emit_fstmd): Use add_rg_note.
23837 (emit_multi_reg_push, emit_sfm): Likewise.
23838 (thumb_set_frame_pointer): Likewise.
23839 (arm_expand_prologue): Likewise.
23840 (arm_regno_class): Change return type to enum reg_class.
23841 (thumb1_expand_prologue): Use add_reg_note.
23842 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23843 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23845 * config/arm/gentune.sh: Add cast to enum type.
23846 * config/arm/arm-tune.md: Rebuild.
23847 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23848 (ix86_split_fp_branch, predict_jump): Likewise.
23849 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23850 insn_code to enum rtx_code.
23851 (ix86_builtin_vectorized_function): Add cast to enum type.
23852 * config/i386/i386.md (truncdfsf2): Change slot to enum
23854 (truncxf<mode>2, isinf<mode>2): Likewise.
23855 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23857 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23858 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23859 (insert_bundle_state): Change 1 to INSERT in function call.
23860 (ia64_add_bundle_selector_before): Likewise.
23861 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23862 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23863 (restore_stack_nonlocal): Likewise.
23864 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23866 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23868 (mips_rtx_costs): Likewise.
23869 (mips_override_options): Add casts to enum type.
23870 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23872 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23873 (store_reg, set_reg_plus_d): Likewise.
23874 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23875 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23877 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23879 (emit_unlikely_jump): Use add_reg_note.
23880 (rs6000_emit_allocate_stack): Likewise.
23881 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23882 (output_toc): Change 1 to INSERT in function call.
23883 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23884 (rs6000_initialize_trampoline): Likewise.
23885 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23887 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23888 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23889 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23890 (save_gprs): Use add_reg_note.
23891 (s390_emit_prologue): Likewise.
23892 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23893 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23894 (sparc_fold_builtin): Add cast to enum type.
23895 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23897 (spu_expand_prologue): Use add_reg_note.
23898 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23900 2009-04-20 Ian Lance Taylor <iant@google.com>
23902 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23903 (c_parser_postfix_expression_after_primary): Get VEC for list of
23904 arguments. Get original types of arguments. Call
23905 build_function_call_vec.
23906 (cached_expr_list_1, cached_expr_list_2): New static variables.
23907 (c_parser_expr_list): Change return type to VEC *. Add
23908 p_orig_types parameter. Change all callers.
23909 (c_parser_release_expr): New static function.
23910 (c_parser_vec_to_tree_list): New static function.
23911 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23912 call build_function_call_vec.
23913 (build_function_call_vec): New function, based on old
23914 build_function_call.
23915 (convert_arguments): Remove nargs and argarray parameters. Change
23916 values to a VEC. Add origtypes parameter.
23917 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23918 (convert_for_assignment): Add origtype parameter. Change all
23919 callers. If warn_cxx_compat, check for conversion to an enum
23920 type when calling a function.
23921 (store_init_value): Add origtype parameter. Change all callers.
23922 (digest_init): Likewise.
23923 (struct init_node): Add origtype field.
23924 (add_pending_init): Add origtype parameter. Change all callers.
23925 (output_init_element): Likewise.
23926 (output_pending_init_elements): Pass origtype from init_node to
23927 output_init_element.
23928 (process_init_element): Pass origtype from c_expr to
23929 output_init_element.
23930 (c_finish_return): Add origtype parameter. Change all callers.
23931 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23933 (sync_resolve_params): Likewise.
23934 (sync_resolve_return): Change params to first_param. Change caller.
23935 (resolve_overloaded_builtins): Change params to VEC *. Change
23936 callers. Save first parameter around call to build_function_call_vec.
23937 * c-decl.c (finish_decl): Add origtype parameter. Change all
23938 callers. Call build_function_call_vec rather than
23939 build_function_call for cleanup.
23940 * c-tree.h: Update declarations.
23941 * c-common.h: Update declarations.
23942 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23943 params to first_param.
23944 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23945 params parameter from tree to void *.
23946 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23947 Change arglist parameter to have type void *, and to be a pointer
23949 * config/rs6000/rs6000-protos.h
23950 (altivec_resolve_overloaded_builtin): Update declaration.
23951 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23952 fnargs parameter to have type void *, and to be a pointer to a
23953 VEC. Call build_function_call_vec instead of
23954 build_function_call.
23955 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23957 2009-04-20 Joey Ye <joey.ye@intel.com>
23958 Xuepeng Guo <xuepeng.guo@intel.com>
23959 H.J. Lu <hongjiu.lu@intel.com>
23961 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23963 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23964 (IX86_LEA_PRIORITY): Likewise.
23965 (distance_non_agu_define): New function.
23966 (distance_agu_use): Likewise.
23967 (ix86_lea_for_add_ok): Likewise.
23968 (ix86_dep_by_shift_count): Likewise.
23970 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23971 should split for LEA.
23973 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23975 (ix86_dep_by_shift_count): Likewise.
23977 2009-04-20 Richard Guenther <rguenther@suse.de>
23979 * expr.c (handled_component_p): Move ...
23980 * tree.h (handled_component_p): ... here.
23981 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23982 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23983 and REALPART_EXPR to be in one group.
23985 2009-04-20 Richard Guenther <rguenther@suse.de>
23987 * basic-block.h (get_all_dominated_blocks): Declare.
23988 * dominance.c (get_all_dominated_blocks): New function.
23989 * tree-cfg.c (get_all_dominated_blocks): Remove.
23990 (remove_edge_and_dominated_blocks): Adjust.
23991 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23992 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23993 instead of recursing.
23995 2009-04-20 Doug Kwan <dougkwan@google.com>
23997 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23998 (struct cgraph_node_set_def): New type.
23999 (cgraph_node_set) New type. Also declare vector functions.
24000 (struct cgraph_node_set_element_def): New type.
24001 (cgraph_node_set_element): Ditto.
24002 (cgraph_node_set_iterator): New iterator type.
24003 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24004 cgraph_node_set_remove, dump_cgraph_node_set,
24005 debug_cgraph_node_set): New prototypes.
24006 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24007 cgraph_node_set_size): New inlines.
24008 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24009 including cgraph.h.
24010 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24011 argument to function 'write_summary'.
24012 * ipa.c: Include ggc.h.
24013 (hash_cgraph_node_set_element,
24014 eq_cgraph_node_set_element, cgraph_node_set_new,
24015 cgraph_node_set_add, cgraph_node_set_remove,
24016 cgraph_node_set_find, dump_cgraph_node_set,
24017 debug_cgraph_node_set): New functions.
24018 * Makefile.in (ipa.o): Add dependency on GGC_H.
24020 2009-04-20 Ira Rosen <irar@il.ibm.com>
24022 PR tree-optimization/39675
24023 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24024 check of the return code of vect_schedule_slp. Check that
24025 stmt_vec_info still exists for the statement, before checking its
24026 vectorization type.
24028 2009-04-20 Michael Matz <matz@suse.de>
24030 * Makefile.in (generated_files): Take out $(simple_generated_c).
24032 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24034 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24035 (UINTPTR_TYPE): Likewise.
24037 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24040 * c-typeck.c (digest_init): Check for initializing an array with a
24043 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24046 * c-semantics.c (pop_stmt_list): Propagate
24047 STATEMENT_LIST_HAS_LABEL to parent statement list.
24049 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24051 * config/mips/mips.h (mips_tune_attr): New macro.
24052 * config/mips/mips.md (cpu): Use it.
24054 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24057 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24060 2009-04-19 Diego Novillo <dnovillo@google.com>
24062 * toplev.c (compile_file): Move call to coverage_finish ...
24063 * cgraphunit.c (ipa_passes): ... here.
24064 Call cgraph_process_new_functions.
24065 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24066 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24068 2009-04-19 Jan Hubicka <jh@suse.cz>
24070 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24072 (dump_cgraph_node): Dump can throw external flag.
24073 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24075 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24079 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24080 * common.opt (Wlogical-op): Move from here...
24081 * c.opt (Wlogical-op): ... to here.
24082 * c-typeck.c (parser_build_binary_op): Update call to
24083 warn_logical_operator.
24084 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24086 * c-common.c (warn_logical_op): Update.
24087 * c-common.h (warn_logical_op): Update declaration.
24089 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24091 * tree.c (protected_set_expr_location): Fix formatting.
24093 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24096 * c-typeck.c (readonly_warning): new.
24097 (build_unary_op, build_modify_expr): Use readonly_warning for
24098 storing into something readonly but not const-qualified.
24100 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24103 * c-typeck.c (build_unary_op): Check for taking address of
24104 expression of type void.
24106 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24109 * c-typeck.c (build_function_call): Check for calling a function
24110 with qualified void return types. Call require_complete_type when
24113 2009-04-18 Jan Hubicka <jh@suse.cz>
24115 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24117 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24118 can_throw_external flag.
24119 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24120 * ipa-pure-const.c (ignore_edge): New function.
24121 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24122 only over can_throw_external edges.
24123 (local_pure_const): Add nothrow flag.
24124 * ipa-utils.c (searchc): Add ignore_edge callback.
24125 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24126 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24127 (set_nothrow_function_flags): Update cgraph.
24128 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24130 2009-04-18 Richard Guenther <rguenther@suse.de>
24132 PR middle-end/39804
24133 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24134 (fold_stmt): ... this and ...
24135 (fold_stmt_inplace): ... this.
24136 (fold_stmt_1): Fold references in calls and asms.
24137 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24139 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24141 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24142 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24144 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24146 * tree.c (function_args_count): Remove.
24147 * tree.h: Remove the prototype for function_args_count.
24149 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24151 * tree-iterator.c (expr_only): Remove.
24152 * tree.h: Remove the prototype for expr_only.
24154 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24156 * reginfo.c (cannot_change_mode_set_regs): Remove.
24157 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24159 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24161 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24162 whether operands 0 and 1 overlaps.
24164 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24166 PR middle-end/36902
24167 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24168 pointer. Use warning_at instead of warning.
24169 (search_for_addr_array): Likewise.
24170 (check_array_bounds): Likewise.
24171 (check_all_array_refs): Check that the incoming edge is not in the
24172 list of edges to be removed.
24173 (check_all_array_refs): Avoid the temporal pointer.
24174 (vrp_visit_cond_stmt): Fix typo.
24175 (simplify_switch_using_ranges): Handle the case where the switch
24176 index is an integer constant.
24178 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24180 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24182 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24184 * doc/extend.texi, doc/invoke.texi: Fix typos.
24186 2009-04-17 Cary Coutant <ccoutant@google.com>
24188 * tree-flow-inline.h (get_lineno): Fix inverted test.
24190 2009-04-17 Diego Novillo <dnovillo@google.com>
24192 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24193 assertion for AVAIL_OUT.
24195 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24198 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24199 * config/sh/linux-atomic.asm: Likewise.
24201 2009-04-17 Diego Novillo <dnovillo@google.com>
24203 * except.c (debug_eh_tree): New.
24204 (struct eh_region, struct eh_status): Move ...
24205 * except.h: ... here.
24206 (add_type_for_runtime): Declare extern.
24207 (lookup_type_for_runtime): Likewise.
24208 (debug_eh_tree): Declare.
24209 * Makefile.in (GTFILES): List except.h before except.c
24211 2009-04-17 Diego Novillo <dnovillo@google.com>
24213 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24214 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24215 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24216 (find_vars_r): ... here.
24217 * tree-flow.h (find_referenced_vars_in): Declare.
24218 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24219 that AVAIL_OUT exists for BLOCK.
24220 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24221 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24222 (tree-parloops.o): Likewise.
24224 2009-04-17 Simon Baldwin <simonb@google.com>
24226 * toplev.c (default_tree_printer): Add handling for %E format.
24228 2009-04-17 Diego Novillo <dnovillo@google.com>
24230 * tree-pretty-print.c (dump_generic_node): Add break after
24231 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24232 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24233 FUNCTION_TYPE together. Call print_struct_decl when printing
24234 structures and TDF_SLIM is not given.
24235 (print_struct_decl): Fix logic for detecting recursion.
24237 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24240 * gcc.c (create_at_file): New.
24241 (compile_input_file_p): New.
24242 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24243 * main.c (main): Update call to toplev_main.
24244 * toplev.c (toplev_main): Change signature. Call expandargv.
24245 * toplev.h (toplev_main): Change signature.
24247 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24249 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24250 if the latter is not constant.
24252 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24254 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24256 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24258 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24259 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24261 2009-04-17 Richard Guenther <rguenther@suse.de>
24263 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24264 Handle component references view-converting an invariant address.
24266 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24268 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24269 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24270 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24271 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24272 Use @deftypevr rather than @deftypevar.
24274 2009-04-17 Richard Guenther <rguenther@suse.de>
24276 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24277 (get_prop_source_stmt): Likewise.
24278 (can_propagate_from): Likewise.
24280 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24282 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24283 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24284 (--with-multilib-list): Add default value.
24285 * configure: Regenerate.
24286 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24287 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24288 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24289 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24290 Don't add default cpu to multilib list unnecessarily, but do enable
24291 the relevant compiler option..
24292 Add support for --with-multilib-list=<blank> and
24293 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24294 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24295 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24296 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24297 TM_MULTILIB_CONFIG.
24298 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24299 (MULTILIB_OSDIRNAMES): New variable.
24300 * config/sh/t-1e: Delete file.
24301 * config/sh/t-mlib-sh1: Delete file.
24302 * config/sh/t-mlib-sh2: Delete file.
24303 * config/sh/t-mlib-sh2a: Delete file.
24304 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24305 * config/sh/t-mlib-sh2a-single: Delete file.
24306 * config/sh/t-mlib-sh2a-single-only: Delete file.
24307 * config/sh/t-mlib-sh2e: Delete file.
24308 * config/sh/t-mlib-sh3e: Delete file.
24309 * config/sh/t-mlib-sh4: Delete file.
24310 * config/sh/t-mlib-sh4-nofpu: Delete file.
24311 * config/sh/t-mlib-sh4-single: Delete file.
24312 * config/sh/t-mlib-sh4-single-only: Delete file.
24313 * config/sh/t-mlib-sh4a: Delete file.
24314 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24315 * config/sh/t-mlib-sh4a-single: Delete file.
24316 * config/sh/t-mlib-sh4a-single-only: Delete file.
24317 * config/sh/t-mlib-sh4al: Delete file.
24318 * config/sh/t-mlib-sh5-32media: Delete file.
24319 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24320 * config/sh/t-mlib-sh5-64media: Delete file.
24321 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24322 * config/sh/t-mlib-sh5-compact: Delete file.
24323 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24324 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24325 * doc/install.texi (Options specification): Add
24326 --with-multilib-list and --with-endian.
24328 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24330 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24332 (OBJS-common): Add plugin-version.o.
24333 (plugin-version.o): New.
24334 * gcc-plugin.h (plugin_gcc_version): New.
24335 (plugin_default_version_check): New.
24336 (plugin_init_func, plugin_init): Add version argument.
24337 * plugin-version.c: New.
24338 * plugin.c (str_plugin_gcc_version_name): New.
24339 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24340 pass it to the init function.
24341 (plugin_default_version_check): New.
24343 2009-04-17 Richard Guenther <rguenther@suse.de>
24345 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24346 for decl-vs-decl disambiguation.
24348 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24350 * config/s390/s390.h (s390_tune_attr): New macro definition.
24351 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24353 2009-04-17 Richard Guenther <rguenther@suse.de>
24355 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24356 (fold_stmt_r): Likewise.
24357 (maybe_fold_reference): New function.
24358 (fold_gimple_assign): Handle cases fold_stmt_r did.
24359 (fold_stmt): Do not use fold_stmt_r.
24360 (fold_stmt_inplace): Likewise.
24362 2009-04-17 Richard Guenther <rguenther@suse.de>
24364 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24365 (record_equivalences_from_stmt): Remove useless checks and
24367 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24368 the type is already suitable.
24370 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24372 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24374 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24376 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24377 (CMPtype): Define as __gcc_CMPtype.
24379 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24381 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24382 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24384 2009-04-17 Richard Guenther <rguenther@suse.de>
24386 PR tree-optimization/39746
24387 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24388 special-casing for builtins and static variable use/def.
24389 (call_may_clobber_ref_p_1): Likewise.
24391 2009-04-16 Ian Lance Taylor <iant@google.com>
24393 * df.h: Include "timevar.h".
24394 (struct df_problem): Change tv_id field to timevar_id_t.
24395 * tree-pass.h: Include "timevar.h".
24396 (struct opt_pass): Change tv_id field to timevar_id_t.
24397 * timevar.h (timevar_id_t): Define TV_NONE.
24398 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24399 TV_NONE rather than tv_id != 0.
24400 (execute_one_pass): Likewise.
24401 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24402 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24403 dependencies to $(TREE_PASS_H).
24404 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24406 (pass_branch_target_load_optimize2): Likewise.
24407 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24408 (pass_outof_cfg_layout_mode): Likewise.
24409 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24410 (pass_rebuild_cgraph_edges): Likewise.
24411 (pass_remove_cgraph_callee_edges): Likewise.
24412 * df-core.c (pass_df_initialize_opt): Likewise.
24413 (pass_df_initialize_no_opt): Likewise.
24414 (pass_df_finish): Likewise.
24415 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24416 * except.c (pass_set_nothrow_function_flags): Likewise.
24417 (pass_convert_to_eh_region_ranges): Likewise.
24418 * final.c (pass_compute_alignments): Likewise.
24419 * function.c (pass_instantiate_virtual_regs): Likewise.
24420 (pass_init_function): Likewise.
24421 (pass_leaf_regs): Likewise.
24422 (pass_match_asm_constraints): Likewise.
24423 * gimple-low.c (pass_lower_cf): Likewise.
24424 (pass_mark_used_blocks): Likewise.
24425 * init-regs.c (pass_initialize_regs): Likewise.
24426 * integrate.c (pass_initial_value_sets): Likewise.
24427 * ira.c (pass_ira): Likewise.
24428 * jump.c (pass_cleanup_barriers): Likewise.
24429 * omp-low.c (pass_expand_omp): Likewise.
24430 (pass_lower_omp): Likewise.
24431 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24432 * recog.c (pass_split_all_insns): Likewise.
24433 (pass_split_after_reload): Likewise.
24434 (pass_split_before_regstack): Likewise.
24435 (pass_split_before_sched2): Likewise.
24436 (pass_split_for_shorten_branches): Likewise.
24437 * reginfo.c (pass_reginfo_init): Likewise.
24438 (pass_subregs_of_mode_init): Likewise.
24439 (pass_subregs_of_mode_finish): Likewise.
24440 * passes.c (pass_postreload): Likewise.
24441 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24442 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24443 (pass_warn_function_return): Likewise.
24444 (pass_warn_function_noreturn): Likewise.
24445 * tree-complex.c (pass_lower_complex): Likewise.
24446 (pass_lower_complex_O0): Likewise.
24447 * tree-if-conv.c (pass_if_conversion): Likewise.
24448 * tree-into-ssa.c (pass_build_ssa): Likewise.
24449 * tree-mudflap.c (pass_mudflap_1): Likewise.
24450 (pass_mudflap_2): Likewise.
24451 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24452 (pass_mudflap_2): Likewise.
24453 * tree-nrv.c (pass_return_slot): Likewise.
24454 * tree-object-size.c (pass_object_sizes): Likewise.
24455 * tree-optimize.c (pass_all_optimizations): Likewise.
24456 (pass_early_local_passes): Likewise.
24457 (pass_all_early_optimizations): Likewise.
24458 (pass_cleanup_cfg): Likewise.
24459 (pass_cleanup_cfg_post_optimizing): Likewise.
24460 (pass_free_datastructures): Likewise.
24461 (pass_free_cfg_annotations): Likewise.
24462 (pass_fixup_cfg): Likewise.
24463 (pass_init_datastructures): Likewise.
24464 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24465 (pass_late_warn_uninitialized): Likewise.
24466 (pass_update_address_taken): Likewise.
24467 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24468 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24469 (pass_cse_sincos): Likewise.
24470 (pass_convert_to_rsqrt): Likewise.
24471 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24472 * tree-stdarg.c (pass_stdarg): Likewise.
24473 * tree-tailcall.c (pass_tail_recursion): Likewise.
24474 (pass_tail_calls): Likewise.
24475 * tree-vect-generic.c (pass_lower_vector): Likewise.
24476 (pass_lower_vector_ssa): Likewise.
24477 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24479 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24481 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24483 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24485 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24486 logical and signext.
24488 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24491 * config/sh/predicates.md (arith_operand): Check if the operand
24492 of TRUNCATE is a REG.
24494 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24496 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24497 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24499 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24501 * tree-iterator.c (tsi_split_statement_list_after,
24502 tsi_split_statement_list_before): Remove.
24503 * tree-iterator.h: Remove the prototypes for
24504 tsi_split_statement_list_after and tsi_split_statement_list_before.
24506 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24508 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24509 * tree-ssa-propagate.h: Remove the prototype for
24510 stmt_makes_single_load.
24512 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24514 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24515 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24517 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24519 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24521 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24523 * except.c (eh_region_outer_p): Remove.
24524 * except.h: Remove the prototype for eh_region_outer_p.
24526 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24528 * function.c (current_function_assembler_name): Remove.
24529 * function.h: Remove the prototype for
24530 current_function_assembler_name.
24532 2009-04-16 Ian Lance Taylor <iant@google.com>
24534 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24535 (add_reg_note): Call alloc_reg_note.
24536 * rtl.h (alloc_reg_note): Declare.
24537 * combine.c (try_combine): Use alloc_reg_note.
24538 (recog_for_combine, move_deaths): Likewise.
24539 (distribute_notes): Use alloc_reg_note and add_reg_note.
24540 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24541 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24542 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24544 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24546 PR rtl-optimization/39762
24547 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24548 ira_may_move_out_cost): Add comments about way of their usage.
24549 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24551 * ira-conflicts.c (process_regs_for_copy): Use function
24552 ira_get_register_move_cost instead of global
24553 ira_register_move_cost.
24555 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24556 color_pass, move_spill_restore, update_curr_costs): Ditto.
24558 * ira-lives.c (process_single_reg_class_operands): Ditto.
24560 * ira-emit.c (emit_move_list): Ditto.
24562 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24563 (record_reg_classes): Ditto. Use functions
24564 ira_get_register_move_cost and ira_get_may_move_cost instead of
24565 global vars ira_register_move_cost, ira_may_move_out_cost and
24566 ira_may_move_in_cost.
24567 (record_address_regs): Don't call ira_init_register_move_cost.
24568 Use function ira_get_may_move_cost instead of global
24569 ira_may_move_in_cost.
24570 (process_bb_node_for_hard_reg_moves): Use function
24571 ira_get_register_move_cost instead of global ira_register_move_cost.
24572 (ira_costs): Don't call ira_init_register_move_cost.
24574 2009-04-16 Richard Guenther <rguenther@suse.de>
24576 * tree-cfg.c (verify_gimple_assign_binary):
24577 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24578 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24579 (create_general_new_stmt): Note that this function is broken.
24581 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24583 * common.opt (fhelp): Add Var(help_flag).
24584 * gcc-plugin.h (plugin_info): Add help.
24585 * plugin.c (plugin_name_args): Add help.
24586 (register_plugin_info): Set plugin->help.
24587 (print_help_one_plugin): New.
24588 (print_plugins_help): New.
24589 * plugin.h (print_plugins_help): New.
24590 * toplev.c (toplev_main): Call print_plugins_help if needed.
24592 2009-04-16 Richard Guenther <rguenther@suse.de>
24594 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24595 (gimple_ior_addresses_taken_1): New function.
24596 (gimple_ior_addresses_taken): Likewise.
24597 * gimple.h (struct gimple_statement_with_ops_base): Remove
24598 addresses_taken member.
24599 (gimple_ior_addresses_taken): Declare.
24600 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24601 gimple_set_addresses_taken): Remove.
24602 * ipa-reference.c (mark_address): New function.
24603 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24604 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24605 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24606 (gimple_add_to_addresses_taken): Remove.
24607 (get_tmr_operands): Call mark_address_taken.
24608 (get_asm_expr_operands): Likewise.
24609 (get_expr_operands): Likewise.
24610 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24611 (free_stmt_operands): Do not free it.
24612 * tree-ssa.c (delete_tree_ssa): Likewise.
24613 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24615 2009-04-16 Richard Guenther <rguenther@suse.de>
24617 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24618 (walk_stmt_load_store_ops): Likewise.
24619 * gimple.c (get_base_loadstore): New function.
24620 (walk_stmt_load_store_addr_ops): Likewise.
24621 (walk_stmt_load_store_ops): Likewise.
24622 * ipa-pure-const.c (check_op): Simplify.
24623 (check_load, check_store): New functions.
24624 (check_stmt): Use walk_stmt_load_store_ops.
24625 * ipa-reference.c (mark_load): Adjust signature.
24626 (mark_store): Likewise.
24627 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24629 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24631 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24632 (plugin_info): New.
24633 * opts.c (common_handle_option): Don't call print_version.
24634 * plugin.c (plugin_name_args): Add version.
24635 (register_plugin_info): New.
24636 (register_callback): Handle PLUGIN_INFO.
24637 (try_init_one_plugin): New.
24638 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24640 (finalize_one_plugin): New.
24641 (finalize_plugins): New.
24642 (print_one_plugin): New.
24643 (print_plugins_versions): New.
24644 * plugin.h (print_plugins_versions): New.
24645 (finalize_plugins): New.
24646 * toplev.c (compile_file): Don't call initialize_plugins.
24647 (print_version): Call print_plugins_versions.
24648 (toplev_main): Call initialize_plugins. Print version if needed.
24649 Call finalize_plugins.
24651 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24653 * common.opt (fversion): New.
24654 * gcc.c (print_version): New.
24655 (process_command): Don't print the version. Just set print_version.
24656 (main): Print version. Call subprocesses if print_version and
24657 verbose_flag are set.
24658 * opts.c (common_handle_option): Handle OPT_fversion.
24660 2009-04-16 Richard Guenther <rguenther@suse.de>
24661 Ira Rosen <irar@il.ibm.com>
24663 PR tree-optimization/39698
24664 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24665 type of the reduction variable. Only generate the def if
24668 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24669 make sure to first convert to an integer of the same precision.
24670 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24671 the type of the evolution correctly in computing the new
24672 induction variable base.
24674 2009-04-16 Richard Guenther <rguenther@suse.de>
24676 PR middle-end/39625
24677 * tree-cfg.c (make_blocks): Split statements with to-be
24678 abnormal SSA names on the lhs.
24680 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24682 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24683 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24684 * c-typeck.c (really_start_incremental_init): Likewise.
24685 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24686 (TARGET_INITIALIZER): Remove it.
24687 * target.h (struct target): Remove vector_opaque_p.
24688 * tree.c (build_opaque_vector_type): New.
24689 * tree.h (TYPE_VECTOR_OPAQUE): New.
24690 (build_opaque_vector_type): Declare.
24691 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24692 * config/rs6000/rs6000.c (build_opaque_vector_type,
24693 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24694 (rs6000_init_builtins): Use build_opaque_vector_type for
24695 opaque_V4SI_type_node.
24697 2009-04-15 Catherine Moore <clm@codesourcery.com>
24699 * debug.h (set_name): Declare.
24700 * dwarf2out.c (dwarf2out_set_name): Declare.
24701 (dwarf2_debug_hooks): Add set_name.
24702 (find_AT_string): New.
24703 (add_AT_string): Call find_AT_string.
24704 (dwarf2out_set_name): New.
24705 * cp/decl.c (grokdeclarator): Call set_name.
24706 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24707 * debug.c (do_nothing_debug_hooks): Likewise.
24708 * dbxout.c (dbx_debug_hooks): Likewise.
24709 * sdbout.c (sdb_debug_hooks): Likewise.
24711 2009-04-15 Michael Eager <eager@eagercon.com>
24713 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24714 reg for single-precision FPU.
24715 * config/rs6000/rs6000.md (movsi_internal1): Only for
24716 !TARGET_SINGLE_FPU.
24717 (movsi_internal1_single): New. Add pattern to move SI values to/from
24718 single-precision FP regs.
24720 2009-04-15 Richard Guenther <rguenther@suse.de>
24722 * omp-low.c (lower_rec_input_clauses): Build correct address
24724 (expand_omp_for_generic): Fix multiplication type.
24725 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24726 (generate_memset_zero): Fix types.
24727 * tree-profile.c (prepare_instrumented_value): Correctly
24730 2009-04-15 Ian Lance Taylor <iant@google.com>
24732 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24733 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24734 for -Wall and for -Wc++-compat.
24735 (c_common_post_options): For C++, set warn_enum_compare if not
24737 * c-tree.h (struct c_expr): Add field original_type.
24738 (build_external_ref): Update declaration.
24739 * c-parser.c (c_parser_braced_init): Set original_type.
24740 (c_parser_initelt): Likewise.
24741 (c_parser_expr_no_commas): Likewise.
24742 (c_parser_conditional_expression): Likewise.
24743 (c_parser_cast_expression): Likewise.
24744 (c_parser_unary_expression): Likewise. Pull setting of
24745 original_code to top of function.
24746 (c_parser_sizeof_expression): Set original_type.
24747 (c_parser_alignof_expression): Likewise.
24748 (c_parser_postfix_expression): Likewise. Pull setting of
24749 original_code to top of function.
24750 (c_parser_postfix_expression_after_paren_type): Set original_type.
24751 (c_parser_postfix_expression_after_primary): Likewise.
24752 (c_parser_expression): Likewise.
24753 * c-typeck.c (build_external_ref): Add type parameter. Change all
24755 (c_expr_sizeof_expr): Set original_type field.
24756 (parser_build_unary_op): Likewise.
24757 (parser_build_binary_op): Likewise. Optionally warn about
24758 comparisons of enums of different types.
24759 (digest_init): Set original_type field.
24760 (really_start_incremental_init): Likewise.
24761 (push_init_level, pop_init_level): Likewise.
24762 * doc/invoke.texi (Warning Options): -Wenum-compare now
24765 2009-04-15 Richard Guenther <rguenther@suse.de>
24767 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24768 out a necessary conversion.
24769 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24770 names we didn't value number.
24771 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24773 2009-04-15 Richard Guenther <rguenther@suse.de>
24775 PR tree-optimization/39764
24776 * tree-ssa-ccp.c (get_value): Canonicalize value with
24777 canonicalize_float_value.
24779 2009-04-15 Jan Hubicka <jh@suse.cz>
24781 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24782 Wrong version of patch.
24784 2009-04-15 Jan Hubicka <jh@suse.cz>
24786 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24788 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24790 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24791 our distinct integral and vector types.
24793 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24795 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24796 * init.c (build_vtbl_address): Remove call to assemble_external.
24798 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24800 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24801 output for other floating point modes.
24803 2009-04-14 Diego Novillo <dnovillo@google.com>
24805 * diagnostic.c (diagnostic_report_diagnostic): Do not
24806 warn about loaded plugins for DK_ERROR and DK_WARNING.
24807 * c-decl.c (declspecs_add_type): Move call to
24808 invoke_plugin_callbacks ...
24809 * c-parser.c (c_parser_declspecs): ... here.
24810 * plugin.c (dump_active_plugins): Tidy output.
24812 2009-04-14 Diego Novillo <dnovillo@google.com>
24813 Le-Chun Wu <lcwu@google.com>
24815 * configure.ac: Add --enable-plugin support.
24816 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24817 * Makefile.in (PLUGIN_H): Define.
24818 Export ENABLE_PLUGIN and GMPINC to site.exp.
24819 Add PLUGINLIBS to link command.
24820 Add/modify dependencies for plugin.o and files including plugin.h.
24822 * config.in: Regenerate.
24824 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24827 2009-04-14 Le-Chun Wu <lcwu@google.com>
24829 * tree-pass.h (register_one_dump_file): Add a prototype for
24830 register_one_dump_file.
24831 * toplev.c (compile_file): Call initialize_plugins.
24832 (do_compile): Call invoke_plugin_callbacks.
24833 (toplev_main): Call invoke_plugin_callbacks.
24834 * common.opt: Add -fplugin= and -fplugin-arg-.
24835 * gcc-plugin.h: New public header file for plugins to include.
24836 * plugin.c: New source file.
24837 * plugin.h: New internal header file.
24838 * passes.c (register_one_dump_file): Make it external.
24840 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24842 2009-04-14 Diego Novillo <dnovillo@google.com>
24844 * doc/plugins.texi: New.
24845 * doc/gccint.texi: Add reference to Plugins chapter.
24846 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24847 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24848 loaded plugins, if any.
24849 * timevar.def (TV_PLUGIN_INIT): Define.
24850 (TV_PLUGIN_RUN): Define.
24851 * plugin.c: Include timevar.h
24852 (plugins_active_p): New.
24853 (dump_active_plugins): New.
24854 (debug_active_plugins): New.
24856 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24858 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24860 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24862 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24864 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24865 the same as a minus without a shift.
24867 2009-04-14 Nick Clifton <nickc@redhat.com>
24869 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24870 comparisons with small integers will always produce a short
24873 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24876 2008-12-19 Diego Novillo <dnovillo@google.com>
24878 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24880 2009-04-14 Richard Guenther <rguenther@suse.de>
24882 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24884 (verify_gimple_assign_binary): Likewise. Handle shifts and
24886 (verify_gimple_phi): Print the mismatched argument position.
24887 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24889 (vect_update_init_of_dr): Likewise.
24890 * matrix-reorg.c (transform_access_sites): Do what the
24892 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24894 2009-04-13 Michael Eager <eager@eagercon.com>
24896 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24897 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24898 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24899 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24900 remove duplicate config
24902 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24904 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24905 file_name:line_number type locator of the call site.
24907 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24909 * genautomata.c: Put blank after comma.
24910 (automaton_decls): New.
24911 (struct unit_usage): Add comments to member next.
24912 (store_alt_unit_usage): Keep the list ordered.
24913 (unit_present_on_list_p, equal_alternatives_p): New.
24914 (check_regexp_units_distribution): Check units distribution
24915 correctness correctly.
24916 (main): Don't write automata if error is found. Return correct
24919 * config/m68k/cf.md (cfv4_ds): Remove.
24920 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24921 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24923 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24924 power4-load-ext, power4-store, power4-store-update,
24925 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24926 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24927 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24928 power4-sqrt, power4-isync): Modify reservation to make correct
24929 unit distribution to automata.
24931 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24932 power5-store-update, power5-two, power5-three, power5-lmul,
24933 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24935 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24937 * except.c (pass_set_nothrow_function_flags): Set name and add
24939 (set_nothrow_function_flags): Mention in the dump file when
24940 changing a function to nothrow.
24942 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24945 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24946 instead of unsigned long.
24948 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24950 * config/arm/arm.c (return_used_this_function): Remove.
24951 (arm_output_function_prologue): Remove use of
24952 return_used_this_function.
24953 (output_return_instruction): Replace use of
24954 return_used_this_function
24955 by cfun->machine->return_used_this_function.
24956 (arm_output_epilogue): Likewise.
24957 (arm_output_function_epilogue): Likewise.
24958 (thumb_unexpanded_epilogue): Likewise.
24959 * config/arm/arm.h (struct machine_function):
24960 New member return_used_this_function.
24962 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24964 * doc/install.texi: Correct description of default directory for
24965 --with-gxx-include-dir.
24967 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24969 * fold-const.c (build_range_check): Properly deal with enumeral and
24970 boolean base types.
24972 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24974 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24975 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24976 * params.h (MAX_GCSE_PASSES): Remove.
24977 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24978 in sequence. Remove ability to run multiple passes.
24979 (bypass_jumps): Report run as third CPROP pass.
24981 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24983 PR middle-end/39651
24984 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24985 when deciding whether the whole SEQUENCE can throw.
24987 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24990 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24991 offseted label references.
24993 2009-04-11 Jan Hubicka <jh@suse.cz>
24995 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24997 2009-04-11 Richard Guenther <rguenther@suse.de>
24999 PR middle-end/39732
25000 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25001 return variables as TREE_ADDRESSABLE.
25003 2009-04-11 Richard Guenther <rguenther@suse.de>
25005 PR tree-optimization/39713
25006 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25007 reference trees have SSA_NAME operands.
25009 2009-04-11 Richard Guenther <rguenther@suse.de>
25012 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25013 address expressions.
25015 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25017 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25018 match changes in Cygwin 1.7
25019 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25020 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25022 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25024 PR tree-optimization/39701
25025 * doc/invoke.texi (Optimization Options): Document change in
25026 meaning and initialization of -fdelete-null-pointer-checks.
25028 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25030 PR middle-end/39701
25031 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25033 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25036 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25038 2009-04-10 Chao-ying Fu <fu@mips.com>
25040 * doc/tm.texi (Instruction Output): Document
25041 TARGET_ASM_FINAL_POSTSCAN_INSN.
25042 * target.h (final_postscan_insn): New field in asm_out.
25043 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25044 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25045 * final.c (final_scan_insn): Call
25046 targetm.asm_out.final_postscan_insn after outputting
25047 an asm macro and a normal instruction.
25049 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25050 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25051 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25052 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25053 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25055 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25057 PR middle-end/39701
25058 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25059 variables as non-NULL even with -fdelete-null-pointer-checks.
25061 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25063 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25065 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25068 * config/i386/i386.c (classify_argument): Handle SCmode with
25069 (bit_offset % 64) != 0.
25071 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25073 * doc/invoke.texi (Optimize Options): Add cross-reference to
25074 -Q --help=optimizers examples.
25076 2009-04-10 Ben Elliston <bje@au.ibm.com>
25079 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25080 regalign for the reg == fpr and TDmode case.
25082 2009-04-09 David Ayers <ayers@fsfe.org>
25085 * objc/objc-act.c (warn_with_method): Remove helper function.
25086 (check_duplicates): Call warning and inform directly.
25087 (really_start_method): Likewise.
25089 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25091 * expmed.c (expand_divmod): Always use a comparison for a division
25092 by a large unsigned integer.
25094 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25095 for things others than variables or functions as nonzero.
25097 2009-04-09 Nick Clifton <nickc@redhat.com>
25099 * unwind-compat.c: Change copyright header to refer to version
25100 3 of the GNU General Public License with version 3.1 of the
25101 GCC Runtime Library Exception and to point readers at the
25102 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25103 * config/alpha/crtfastmath.c: Likewise.
25104 * config/alpha/linux-unwind.h: Likewise.
25105 * config/alpha/qrnnd.asm: Likewise.
25106 * config/alpha/vms-crt0-64.c: Likewise.
25107 * config/alpha/vms-crt0.c: Likewise.
25108 * config/alpha/vms-dwarf2.asm: Likewise.
25109 * config/alpha/vms-dwarf2eh.asm: Likewise.
25110 * config/alpha/vms-psxcrt0-64.c: Likewise.
25111 * config/alpha/vms-psxcrt0.c: Likewise.
25112 * config/alpha/vms_tramp.asm: Likewise.
25113 * config/arc/initfini.c: Likewise.
25114 * config/arc/lib1funcs.asm: Likewise.
25115 * config/arm/bpabi-v6m.S: Likewise.
25116 * config/arm/bpabi.S: Likewise.
25117 * config/arm/bpabi.c: Likewise.
25118 * config/arm/crti.asm: Likewise.
25119 * config/arm/crtn.asm: Likewise.
25120 * config/arm/ieee754-df.S: Likewise.
25121 * config/arm/ieee754-sf.S: Likewise.
25122 * config/arm/lib1funcs.asm: Likewise.
25123 * config/arm/libunwind.S: Likewise.
25124 * config/arm/linux-atomic.c: Likewise.
25125 * config/arm/mmintrin.h: Likewise.
25126 * config/arm/pr-support.c: Likewise.
25127 * config/arm/unaligned-funcs.c: Likewise.
25128 * config/arm/unwind-arm.c: Likewise.
25129 * config/arm/unwind-arm.h: Likewise.
25130 * config/avr/libgcc.S: Likewise.
25131 * config/bfin/crti.s: Likewise.
25132 * config/bfin/crtlibid.s: Likewise.
25133 * config/bfin/crtn.s: Likewise.
25134 * config/bfin/lib1funcs.asm: Likewise.
25135 * config/bfin/linux-unwind.h: Likewise.
25136 * config/cris/arit.c: Likewise.
25137 * config/cris/cris_abi_symbol.c: Likewise.
25138 * config/darwin-64.c: Likewise.
25139 * config/darwin-crt2.c: Likewise.
25140 * config/darwin-crt3.c: Likewise.
25141 * config/darwin.h: Likewise.
25142 * config/dbxelf.h: Likewise.
25143 * config/dfp-bit.c: Likewise.
25144 * config/dfp-bit.h: Likewise.
25145 * config/elfos.h: Likewise.
25146 * config/fixed-bit.c: Likewise.
25147 * config/fixed-bit.h: Likewise.
25148 * config/fp-bit.c: Likewise.
25149 * config/fp-bit.h: Likewise.
25150 * config/fr30/crti.asm: Likewise.
25151 * config/fr30/crtn.asm: Likewise.
25152 * config/fr30/lib1funcs.asm: Likewise.
25153 * config/freebsd-spec.h: Likewise.
25154 * config/frv/cmovd.c: Likewise.
25155 * config/frv/cmovh.c: Likewise.
25156 * config/frv/cmovw.c: Likewise.
25157 * config/frv/frvbegin.c: Likewise.
25158 * config/frv/frvend.c: Likewise.
25159 * config/frv/lib1funcs.asm: Likewise.
25160 * config/glibc-stdint.h: Likewise.
25161 * config/h8300/clzhi2.c: Likewise.
25162 * config/h8300/crti.asm: Likewise.
25163 * config/h8300/crtn.asm: Likewise.
25164 * config/h8300/ctzhi2.c: Likewise.
25165 * config/h8300/fixunssfsi.c: Likewise.
25166 * config/h8300/lib1funcs.asm: Likewise.
25167 * config/h8300/parityhi2.c: Likewise.
25168 * config/h8300/popcounthi2.c: Likewise.
25169 * config/i386/ammintrin.h: Likewise.
25170 * config/i386/att.h: Likewise.
25171 * config/i386/avxintrin.h: Likewise.
25172 * config/i386/biarch64.h: Likewise.
25173 * config/i386/bmmintrin.h: Likewise.
25174 * config/i386/cpuid.h: Likewise.
25175 * config/i386/cross-stdarg.h: Likewise.
25176 * config/i386/crtfastmath.c: Likewise.
25177 * config/i386/crtprec.c: Likewise.
25178 * config/i386/cygming-crtbegin.c: Likewise.
25179 * config/i386/cygming-crtend.c: Likewise.
25180 * config/i386/cygwin.asm: Likewise.
25181 * config/i386/emmintrin.h: Likewise.
25182 * config/i386/gmm_malloc.h: Likewise.
25183 * config/i386/gthr-win32.c: Likewise.
25184 * config/i386/i386.h: Likewise.
25185 * config/i386/immintrin.h: Likewise.
25186 * config/i386/linux-unwind.h: Likewise.
25187 * config/i386/linux64.h: Likewise.
25188 * config/i386/mm3dnow.h: Likewise.
25189 * config/i386/mmintrin-common.h: Likewise.
25190 * config/i386/mmintrin.h: Likewise.
25191 * config/i386/nmmintrin.h: Likewise.
25192 * config/i386/pmm_malloc.h: Likewise.
25193 * config/i386/pmmintrin.h: Likewise.
25194 * config/i386/smmintrin.h: Likewise.
25195 * config/i386/sol2-c1.asm: Likewise.
25196 * config/i386/sol2-ci.asm: Likewise.
25197 * config/i386/sol2-cn.asm: Likewise.
25198 * config/i386/sol2-gc1.asm: Likewise.
25199 * config/i386/tmmintrin.h: Likewise.
25200 * config/i386/unix.h: Likewise.
25201 * config/i386/w32-unwind.h: Likewise.
25202 * config/i386/wmmintrin.h: Likewise.
25203 * config/i386/x86-64.h: Likewise.
25204 * config/i386/x86intrin.h: Likewise.
25205 * config/i386/xmmintrin.h: Likewise.
25206 * config/ia64/crtbegin.asm: Likewise.
25207 * config/ia64/crtend.asm: Likewise.
25208 * config/ia64/crtfastmath.c: Likewise.
25209 * config/ia64/crti.asm: Likewise.
25210 * config/ia64/crtn.asm: Likewise.
25211 * config/ia64/fde-glibc.c: Likewise.
25212 * config/ia64/lib1funcs.asm: Likewise.
25213 * config/ia64/linux-unwind.h: Likewise.
25214 * config/ia64/quadlib.c: Likewise.
25215 * config/ia64/unwind-ia64.c: Likewise.
25216 * config/linux.h: Likewise.
25217 * config/m32c/m32c-lib1.S: Likewise.
25218 * config/m32c/m32c-lib2-trapv.c: Likewise.
25219 * config/m32c/m32c-lib2.c: Likewise.
25220 * config/m32r/initfini.c: Likewise.
25221 * config/m68hc11/larith.asm: Likewise.
25222 * config/m68hc11/m68hc11-crt0.S: Likewise.
25223 * config/m68k/cf.md: Likewise.
25224 * config/m68k/crti.s: Likewise.
25225 * config/m68k/crtn.s: Likewise.
25226 * config/m68k/lb1sf68.asm: Likewise.
25227 * config/m68k/linux-unwind.h: Likewise.
25228 * config/mcore/crti.asm: Likewise.
25229 * config/mcore/crtn.asm: Likewise.
25230 * config/mcore/lib1.asm: Likewise.
25231 * config/mips/linux-unwind.h: Likewise.
25232 * config/mips/loongson.h: Likewise.
25233 * config/mips/mips16.S: Likewise.
25234 * config/mmix/crti.asm: Likewise.
25235 * config/mmix/crtn.asm: Likewise.
25236 * config/pa/fptr.c: Likewise.
25237 * config/pa/hpux-unwind.h: Likewise.
25238 * config/pa/lib2funcs.asm: Likewise.
25239 * config/pa/linux-atomic.c: Likewise.
25240 * config/pa/linux-unwind.h: Likewise.
25241 * config/pa/milli64.S: Likewise.
25242 * config/pa/quadlib.c: Likewise.
25243 * config/pa/stublib.c: Likewise.
25244 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25245 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25246 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25247 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25248 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25249 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25250 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25251 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25252 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25253 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25254 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25255 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25256 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25257 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25258 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25259 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25260 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25261 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25262 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25263 * config/rs6000/750cl.h: Likewise.
25264 * config/rs6000/altivec.h: Likewise.
25265 * config/rs6000/biarch64.h: Likewise.
25266 * config/rs6000/crtresfpr.asm: Likewise.
25267 * config/rs6000/crtresgpr.asm: Likewise.
25268 * config/rs6000/crtresxfpr.asm: Likewise.
25269 * config/rs6000/crtresxgpr.asm: Likewise.
25270 * config/rs6000/crtsavfpr.asm: Likewise.
25271 * config/rs6000/crtsavgpr.asm: Likewise.
25272 * config/rs6000/darwin-asm.h: Likewise.
25273 * config/rs6000/darwin-fallback.c: Likewise.
25274 * config/rs6000/darwin-fpsave.asm: Likewise.
25275 * config/rs6000/darwin-ldouble.c: Likewise.
25276 * config/rs6000/darwin-tramp.asm: Likewise.
25277 * config/rs6000/darwin-unwind.h: Likewise.
25278 * config/rs6000/darwin-vecsave.asm: Likewise.
25279 * config/rs6000/darwin-world.asm: Likewise.
25280 * config/rs6000/e500crtres32gpr.asm: Likewise.
25281 * config/rs6000/e500crtres64gpr.asm: Likewise.
25282 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25283 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25284 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25285 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25286 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25287 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25288 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25289 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25290 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25291 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25292 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25293 * config/rs6000/eabi-ci.asm: Likewise.
25294 * config/rs6000/eabi-cn.asm: Likewise.
25295 * config/rs6000/eabi.asm: Likewise.
25296 * config/rs6000/linux-unwind.h: Likewise.
25297 * config/rs6000/linux64.h: Likewise.
25298 * config/rs6000/paired.h: Likewise.
25299 * config/rs6000/paired.md: Likewise.
25300 * config/rs6000/ppc64-fp.c: Likewise.
25301 * config/rs6000/ppu_intrinsics.h: Likewise.
25302 * config/rs6000/rs6000.h: Likewise.
25303 * config/rs6000/si2vmx.h: Likewise.
25304 * config/rs6000/sol-ci.asm: Likewise.
25305 * config/rs6000/sol-cn.asm: Likewise.
25306 * config/rs6000/spe.h: Likewise.
25307 * config/rs6000/spu2vmx.h: Likewise.
25308 * config/rs6000/sysv4.h: Likewise.
25309 * config/rs6000/tramp.asm: Likewise.
25310 * config/rs6000/vec_types.h: Likewise.
25311 * config/s390/linux-unwind.h: Likewise.
25312 * config/s390/tpf-unwind.h: Likewise.
25313 * config/score/crti.asm: Likewise.
25314 * config/score/crtn.asm: Likewise.
25315 * config/sh/crt1.asm: Likewise.
25316 * config/sh/crti.asm: Likewise.
25317 * config/sh/crtn.asm: Likewise.
25318 * config/sh/divtab-sh4-300.c: Likewise.
25319 * config/sh/divtab-sh4.c: Likewise.
25320 * config/sh/divtab.c: Likewise.
25321 * config/sh/lib1funcs-4-300.asm: Likewise.
25322 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25323 * config/sh/lib1funcs.asm: Likewise.
25324 * config/sh/lib1funcs.h: Likewise.
25325 * config/sh/linux-atomic.asm: Likewise.
25326 * config/sh/linux-unwind.h: Likewise.
25327 * config/sh/shmedia.h: Likewise.
25328 * config/sh/sshmedia.h: Likewise.
25329 * config/sh/ushmedia.h: Likewise.
25330 * config/sparc/crtfastmath.c: Likewise.
25331 * config/sparc/linux-unwind.h: Likewise.
25332 * config/sparc/sol2-c1.asm: Likewise.
25333 * config/sparc/sol2-ci.asm: Likewise.
25334 * config/sparc/sol2-cn.asm: Likewise.
25335 * config/spu/divmodti4.c: Likewise.
25336 * config/spu/divv2df3.c: Likewise.
25337 * config/spu/float_disf.c: Likewise.
25338 * config/spu/float_unsdidf.c: Likewise.
25339 * config/spu/float_unsdisf.c: Likewise.
25340 * config/spu/float_unssidf.c: Likewise.
25341 * config/spu/mfc_multi_tag_release.c: Likewise.
25342 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25343 * config/spu/mfc_tag_release.c: Likewise.
25344 * config/spu/mfc_tag_reserve.c: Likewise.
25345 * config/spu/mfc_tag_table.c: Likewise.
25346 * config/spu/multi3.c: Likewise.
25347 * config/spu/spu_internals.h: Likewise.
25348 * config/spu/spu_intrinsics.h: Likewise.
25349 * config/spu/spu_mfcio.h: Likewise.
25350 * config/spu/vec_types.h: Likewise.
25351 * config/spu/vmx2spu.h: Likewise.
25352 * config/stormy16/stormy16-lib2.c: Likewise.
25353 * config/svr4.h: Likewise.
25354 * config/sync.c: Likewise.
25355 * config/v850/lib1funcs.asm: Likewise.
25356 * config/vxlib-tls.c: Likewise.
25357 * config/vxlib.c: Likewise.
25358 * config/vxworks-dummy.h: Likewise.
25359 * config/xtensa/crti.asm: Likewise.
25360 * config/xtensa/crtn.asm: Likewise.
25361 * config/xtensa/ieee754-df.S: Likewise.
25362 * config/xtensa/ieee754-sf.S: Likewise.
25363 * config/xtensa/lib1funcs.asm: Likewise.
25364 * config/xtensa/lib2funcs.S: Likewise.
25365 * config/xtensa/linux-unwind.h: Likewise.
25366 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25367 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25368 * coretypes.h: Likewise.
25369 * crtstuff.c: Likewise.
25370 * defaults.h: Likewise.
25371 * dwarf2.h: Likewise.
25372 * emutls.c: Likewise.
25373 * gbl-ctors.h: Likewise.
25374 * gcov-io.h: Likewise.
25375 * ginclude/float.h: Likewise.
25376 * ginclude/iso646.h: Likewise.
25377 * ginclude/stdarg.h: Likewise.
25378 * ginclude/stdbool.h: Likewise.
25379 * ginclude/stddef.h: Likewise.
25380 * ginclude/stdfix.h: Likewise.
25381 * ginclude/stdint-gcc.h: Likewise.
25382 * ginclude/tgmath.h: Likewise.
25383 * gthr-aix.h: Likewise.
25384 * gthr-dce.h: Likewise.
25385 * gthr-gnat.c: Likewise.
25386 * gthr-gnat.h: Likewise.
25387 * gthr-lynx.h: Likewise.
25388 * gthr-mipssde.h: Likewise.
25389 * gthr-nks.h: Likewise.
25390 * gthr-posix.c: Likewise.
25391 * gthr-posix.h: Likewise.
25392 * gthr-posix95.h: Likewise.
25393 * gthr-rtems.h: Likewise.
25394 * gthr-single.h: Likewise.
25395 * gthr-solaris.h: Likewise.
25396 * gthr-tpf.h: Likewise.
25397 * gthr-vxworks.h: Likewise.
25398 * gthr-win32.h: Likewise.
25399 * gthr.h: Likewise.
25400 * libgcc2.c: Likewise.
25401 * libgcc2.h: Likewise.
25402 * libgcov.c: Likewise.
25403 * tsystem.h: Likewise.
25404 * typeclass.h: Likewise.
25405 * unwind-c.c: Likewise.
25406 * unwind-compat.h: Likewise.
25407 * unwind-dw2-fde-compat.c: Likewise.
25408 * unwind-dw2-fde-darwin.c: Likewise.
25409 * unwind-dw2-fde-glibc.c: Likewise.
25410 * unwind-dw2-fde.c: Likewise.
25411 * unwind-dw2-fde.h: Likewise.
25412 * unwind-dw2.c: Likewise.
25413 * unwind-dw2.h: Likewise.
25414 * unwind-generic.h: Likewise.
25415 * unwind-pe.h: Likewise.
25416 * unwind-sjlj.c: Likewise.
25417 * unwind.inc: Likewise.
25418 * config/arm/neon-gen.ml: Change generated copyright header to
25419 refer to version 3 of the GNU General Public License with
25420 version 3.1 of the GCC Runtime Library Exception and to point
25421 readers at the COPYING3 and COPYING3.RUNTIME files and the
25422 FSF's license web page.
25423 * config/arm/arm_neon.h: Regenerate.
25425 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25427 * config/cris/cris.md: Change copyright header to refer to version
25428 3 of the GNU General Public License.
25429 * doc/install.texi2html: Change copyright header to refer to version
25430 3 of the GNU General Public License and to point readers at the
25431 COPYING3 file and the FSF's license web page.
25432 * config/vax/linux.h: Likewise.
25434 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25436 * config/i386/i386.md (cmpcc): New.
25437 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25438 (sync_compare_and_swap_cc*): Delete.
25440 * config/s390/s390.c (s390_compare_emitted): Remove.
25441 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25442 s390_compare_emitted used to be handled. Assert that modes match.
25443 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25444 refer to sync_compare_and_swap_ccsi.
25445 * config/s390/s390.h (s390_compare_emitted): Remove.
25446 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25447 instead of s390_compare_emitted.
25448 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25449 instead of s390_compare_emitted.
25450 * config/s390/s390.md (cmpcc): New.
25451 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25452 CC_REGNUM, do not pretend it's set.
25453 (sync_compare_and_swap_cc*): Delete.
25454 * config/s390/predicates.md (cc_reg_operand): New.
25456 * expr.c (sync_compare_and_swap_cc): Delete.
25457 * optabs.h (sync_compare_and_swap_cc): Delete.
25458 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25459 is being used with can_compare_p.
25460 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25461 (find_cc_set): New.
25462 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25463 look for a MODE_CC set instead. Use emit_store_flag.
25464 (expand_compare_and_swap_loop): Likewise, with some additional
25465 complication to avoid a force_reg when useless. Use
25466 emit_cmp_and_jump_insns.
25467 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25468 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25469 sync_compare_and_swap documentation.
25471 2009-04-09 Jan Hubicka <jh@suse.cz>
25473 * except.c (find_prev_try): Break out from ....
25474 (duplicate_eh_regions): ... here; properly update prev_try pointers
25475 when duplication part of tree.
25476 (dump_eh_tree): Improve dumping.
25477 (verify_eh_region): New.
25478 (verify_eh_tree): Use it.
25480 2009-04-06 Richard Guenther <rguenther@suse.de>
25482 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25483 &ARRAY addresses by adjusting their types and prepending
25485 * tree-cfg.c (verify_gimple_assign_single): Verify that
25486 addresses are correct.
25488 2009-04-09 Richard Guenther <rguenther@suse.de>
25490 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25491 indices into an array reference if possible.
25492 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25493 Fold POINTER_PLUS_EXPR statements with invariant address.
25495 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25498 * config.gcc (powerpc64-*-linux*): Always build biarch.
25500 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25503 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25504 it and pedwarn if this results in an INTEGER_CST.
25506 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25508 * doc/install.texi: Update minimum GMP version. Remove obsolete
25509 text in MPFR section.
25511 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25513 * dwarf2out.c (class_scope_p): New static inline.
25514 (class_or_namespace_scope_p): Use it.
25515 (gen_variable_die): Use DW_TAG_member tag for static data member
25516 declarations instead of DW_TAG_variable.
25518 PR middle-end/39573
25519 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25522 2009-04-08 Richard Guenther <rguenther@suse.de>
25524 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25525 valueize random data.
25527 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25529 * config.gcc (aix tm_file): Add aix-stdint.h.
25530 (aix tm clause use_gcc_stdint): Set to wrap.
25531 * config/rs6000/aix-stdint.h: New file.
25533 2009-04-08 Richard Guenther <rguenther@suse.de>
25535 PR middle-end/36291
25536 * tree-dfa.c (add_referenced_var): Do not recurse into
25537 global initializers.
25538 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25540 (fold_const_aggregate_ref): Likewise.
25542 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25544 * recog.c (ordered_comparison_operator): New.
25545 * gensupport.c (std_preds): Add it.
25546 * doc/md.texi (Machine-Independent Predicates): Document it.
25548 2009-04-08 Jan Hubicka <jh@suse.cz>
25550 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25551 * function.h (rtl_eh): Remove exception_handler_label_map.
25552 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25553 remove_exception_handler_label, for_each_eh_label_1): Remove.
25554 (rtl_remove_unreachable_regions): Remove.
25555 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25556 (find_exception_handler_labels): Don't build the hashtable.
25557 (maybe_remove_eh_handler): Remove.
25558 (for_each_eh_label): Rewrite to walk the tree.
25559 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25560 * except.h (maybe_remove_eh_handler): Remove.
25561 * passes.c (init_optimization_passes): Schedule second EH cleanup
25563 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25564 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25566 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25568 * genoutput.c (validate_optab_operands): New.
25569 (gen_insn, gen_expand): Call it.
25571 * genflags.c (gen_insn): Detect misused iterators.
25572 (main): Pass line_no to gen_insn, exit with status 1 on error.
25574 * genextract.c (line_no): Make global.
25575 (VEC_safe_set_locstr): Change assertion to error message.
25576 (main): Exit with status 1 on error.
25578 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25582 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25583 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25584 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25585 * c-convert.c (convert): Do not call fold on results of conversion
25586 functions when the result is a C_MAYBE_CONST_EXPR.
25587 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25588 of __builtin_choose_expr.
25589 * c-typeck.c (remove_c_maybe_const_expr): New.
25590 (build_unary_op, build_conditional_expr, build_compound_expr,
25591 build_binary_op, c_objc_common_truthvalue_conversion): Call
25592 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25595 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25597 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25598 CODE to produce a new one. Add a prototype to use fold_convert_const
25600 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25603 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25604 mix declarations and code.
25606 2009-04-08 Ben Elliston <bje@au.ibm.com>
25608 * gcc.c: Replace `CC' with `GCC' throughout.
25610 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25612 * doc/invoke.texi: Document Atom support.
25614 2009-04-07 Jason Merrill <jason@redhat.com>
25617 * c-common.h, c-common.c: Add flag_pretty_templates.
25618 * c-opts.c (c_common_handle_option): Set it.
25619 * c.opt: Add -fno-pretty-templates.
25620 * doc/invoke.texi (C++ Dialect Options): Likewise.
25622 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25624 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25625 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25626 (ia64_expand_builtin): Likewise.
25628 2009-04-07 Martin Jambor <mjambor@suse.cz>
25630 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25631 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25632 ADDR_EXPRS are include too.
25634 2009-04-07 Richard Guenther <rguenther@suse.de>
25636 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25637 decls are only used if passes as parameters or if they are
25638 local statics and the call is not to a builtin.
25639 (call_may_clobber_ref_p_1): Likewise.
25641 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25643 * expr.c (do_store_flag): Remove last argument. Simplify code
25644 to avoid duplication of tests already done by can_compare_p.
25645 (expand_expr_real_1): Adjust caller.
25647 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25649 * optabs.c (can_compare_p): Test the predicate of a
25650 cbranch and cstore pattern.
25652 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25654 * expr.c (convert_move): Use emit_store_flag instead of
25657 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25659 * config/i386/i386.c (ix86_compare_emitted): Remove.
25660 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25661 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25662 * config/i386/i386.h (ix86_compare_emitted): Remove.
25663 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25664 instead of ix86_compare_emitted.
25665 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25667 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25669 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25670 Add t-sysroot-suffix to tmake_file.
25671 * config/print-sysroot-suffix.sh: New file.
25672 * config/t-sysroot-suffix: New file.
25674 2009-04-07 Ben Elliston <bje@au.ibm.com>
25676 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25677 as the latter produces a warning when the target does not support
25680 2009-04-07 Ben Elliston <bje@au.ibm.com>
25682 * dfp.c: Replace type punning assignments with memcpy throughout.
25683 * Makefile.in (dfp.o-warn): Remove.
25685 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25688 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25689 Include soft-fp/t-softfp after rs6000/t-linux64.
25691 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25693 * stor-layout.c (set_sizetype): Use the full precision of their
25694 machine mode for bitsize types.
25696 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25698 * config/i386/i386.md: Revert 2 accidental checkins.
25700 2009-04-06 Joey Ye <joey.ye@intel.com>
25701 Xuepeng Guo <xuepeng.guo@intel.com>
25702 H.J. Lu <hongjiu.lu@intel.com>
25704 Atom pipeline model, tuning and insn selection.
25705 * config.gcc (atom): Add atom config options and target.
25707 * config/i386/atom.md: New.
25709 * config/i386/i386.c (atom_cost): New cost.
25710 (m_ATOM): New macro flag.
25711 (initial_ix86_tune_features): Set m_ATOM.
25712 (x86_accumulate_outgoing_args): Likewise.
25713 (x86_arch_always_fancy_math_387): Likewise.
25714 (processor_target): Add Atom cost.
25715 (cpu_names): Add Atom cpu name.
25716 (override_options): Set Atom ISA.
25717 (ix86_issue_rate): New case PROCESSOR_ATOM.
25718 (ix86_adjust_cost): Likewise.
25720 * config/i386/i386.h (TARGET_ATOM): New target macro.
25721 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25722 (TARGET_OPT_AGU): New target option.
25723 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25724 (processor_type): Add PROCESSOR_ATOM.
25726 * config/i386/i386.md (cpu): Add new value "atom".
25727 (use_carry, movu): New attr.
25728 (atom.md): Include atom.md.
25729 (adddi3_carry_rex64): Set attr "use_carry".
25730 (addqi3_carry): Likewise.
25731 (addhi3_carry): Likewise.
25732 (addsi3_carry): Likewise.
25733 (*addsi3_carry_zext): Likewise.
25734 (subdi3_carry_rex64): Likewise.
25735 (subqi3_carry): Likewise.
25736 (subhi3_carry): Likewise.
25737 (subsi3_carry): Likewise.
25738 (x86_movdicc_0_m1_rex64): Likewise.
25739 (*x86_movdicc_0_m1_se): Likewise.
25740 (x86_movsicc_0_m1): Likewise.
25741 (*x86_movsicc_0_m1_se): Likewise.
25742 (*adddi_1_rex64): Emit add insn as much as possible.
25743 (*addsi_1): Likewise.
25744 (return_internal): Set atom_unit.
25745 (return_internal_long): Likewise.
25746 (return_pop_internal): Likewise.
25747 (*rcpsf2_sse): Set atom_sse_attr attr.
25748 (*qrt<mode>2_sse): Likewise.
25749 (*prefetch_sse): Likewise.
25751 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25753 (ix86_target_macros_internal): Likewise.
25755 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25756 (*prefetch_sse_rex): Likewise.
25757 (sse_rcpv4sf2): Likewise.
25758 (sse_vmrcpv4sf2): Likewise.
25759 (sse_sqrtv4sf2): Likewise.
25760 (<sse>_vmsqrt<mode>2): Likewise.
25761 (sse_ldmxcsr): Likewise.
25762 (sse_stmxcsr): Likewise.
25763 (*sse_sfence): Likewise.
25764 (sse2_clflush): Likewise.
25765 (*sse2_mfence): Likewise.
25766 (*sse2_lfence): Likewise.
25767 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25768 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25769 (avx_movdqu<avxmodesuffix>): Likewise.
25770 (avx_lddqu<avxmodesuffix>): Likewise.
25771 (sse2_movntv2di): Change attr "type" to "ssemov".
25772 (sse2_movntsi): Likewise.
25773 (rsqrtv8sf2): Change attr "type" to "sseadd".
25774 (sse3_addsubv2df3): Set attr "atom_unit".
25775 (sse3_h<plusminus_insn>v4sf3): Likewise.
25776 (*sse2_pmaddwd): Likewise.
25777 (*vec_extractv2di_1_rex64): Likewise.
25778 (*vec_extractv2di_1_avx): Likewise.
25779 (sse2_psadbw): Likewise.
25780 (ssse3_phaddwv8hi3): Likewise.
25781 (ssse3_phaddwv4hi3): Likewise.
25782 (ssse3_phadddv4si3): Likewise.
25783 (ssse3_phadddv2si3): Likewise.
25784 (ssse3_phaddswv8hi3): Likewise.
25785 (ssse3_phaddswv4hi3): Likewise.
25786 (ssse3_phsubwv8hi3): Likewise.
25787 (ssse3_phsubwv4hi3): Likewise.
25788 (ssse3_phsubdv4si3): Likewise.
25789 (ssse3_phsubdv2si3): Likewise.
25790 (ssse3_phsubswv8hi3): Likewise.
25791 (ssse3_phsubswv4hi3): Likewise.
25792 (ssse3_pmaddubsw128): Likewise.
25793 (sse3_pmaddubsw: Likewise.
25794 (ssse3_palignrti): Likewise.
25795 (ssse3_palignrdi): Likewise.
25797 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25799 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25801 2009-04-06 Richard Guenther <rguenther@suse.de>
25803 PR tree-optimization/28868
25804 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25805 of which PHI results we inserted.
25806 (insert_into_preds_of_block): Record inserted PHIs.
25807 (eliminate): Eliminate redundant PHI nodes.
25808 (init_pre): Init inserted_phi_names.
25810 2009-04-06 Richard Guenther <rguenther@suse.de>
25812 PR tree-optimization/39643
25813 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25814 IMAGPART_EXPRs of complex constants.
25815 (execute_fold_all_builtins): If we folded a call queue
25816 TODO_update_address_taken.
25818 2009-04-06 Jan Hubicka <jh@suse.cz>
25820 PR middle-end/39659
25821 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25824 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25826 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25828 (ic_invalidate_array): Likewise.
25830 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25832 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25833 alignment for library calls.
25835 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25837 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25838 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25839 * config/i386/mingw-stdint.h: New file.
25841 2009-04-05 Richard Guenther <rguenther@suse.de>
25843 PR tree-optimization/39648
25844 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25845 our &A vs. &A[0] IL deficiencies.
25847 2009-04-04 Jan Hubicka <jh@suse.cz>
25849 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25850 removed toplevel regions.
25851 (sjlj_mark_call_sites): Likewise.
25853 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25855 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25856 (cygwin tm clause use_gcc_stdint): Set to wrap.
25857 * config/i386/cygwin-stdint.h: New file.
25859 2009-04-04 Richard Guenther <rguenther@suse.de>
25861 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25862 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25863 single-argument PHIs if we are in loop-closed SSA form.
25864 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25865 for the pre-condition.
25866 (slpeel_tree_peel_loop_to_edge): Likewise.
25867 (vect_build_loop_niters): Take an optional sequence to append stmts.
25868 (vect_generate_tmps_on_preheader): Likewise.
25869 (vect_do_peeling_for_loop_bound): Take extra guards for the
25871 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25872 the cost model check.
25873 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25874 guards if we are going to peel. Do not apply versioning in that case.
25875 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25876 (vect_do_peeling_for_loop_bound): Likewise.
25877 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25878 loop bound only record extra pre-conditions, do not apply loop
25881 2009-04-04 Richard Guenther <rguenther@suse.de>
25883 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25886 2009-04-04 Jan Hubicka <jh@suse.cz>
25888 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25889 last_basic_block for size of bb->index indexed array.
25890 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25891 compute_out, link_btr_uses, build_btr_def_use_webs,
25892 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25894 2009-04-04 Jan Hubicka <jh@suse.cz>
25896 * except.c (remove_eh_handler_and_replace): Break out from ...
25897 (remove_eh_handler): ... here.
25898 (bring_to_root): New function.
25899 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25900 handled ones, bring others to root of tree.
25902 2009-04-04 Jan Hubicka <jh@suse.cz>
25904 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25905 (all_phis_safe_to_merge): New function.
25906 (update_info): New structure.
25907 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25908 (cleanup_empty_eh): Update SSA if possible.
25910 2009-04-04 Richard Guenther <rguenther@suse.de>
25912 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25913 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25914 (append_vuse): Likewise.
25916 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25918 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25919 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25920 instead of REG_UNSAVED for DW_CFA_undefined.
25921 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25922 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25925 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25928 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25930 2009-04-04 Richard Guenther <rguenther@suse.de>
25932 PR tree-optimization/8781
25933 PR tree-optimization/37892
25934 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25935 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25936 (valueize_refs): Call it for *& valueizations.
25937 (shared_reference_ops_from_ref): Rename to ...
25938 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25939 (shared_reference_ops_from_call): Rename to ...
25940 (valueize_shared_reference_ops_from_call): ... this and valueize.
25941 (vn_reference_lookup): Update.
25942 (visit_reference_op_call): Likewise.
25943 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25944 (eliminate): Value-replace the call address in call statements.
25946 2009-04-04 Richard Guenther <rguenther@suse.de>
25948 PR tree-optimization/39636
25949 * tree-ssa-forwprop.c
25950 (forward_propagate_addr_into_variable_array_index): Check for
25951 GIMPLE_ASSIGN before accessing the rhs code.
25953 2009-04-03 Jason Merrill <jason@redhat.com>
25955 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25957 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25959 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25960 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25961 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25962 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25963 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25964 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25965 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25966 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25967 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25968 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25969 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25970 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25971 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25972 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25973 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25974 Use fr_reg_or_fp01_operand instead of fr_register_operand
25976 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25977 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25978 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25980 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25982 PR rtl-optimization/39607
25983 PR rtl-optimization/39631
25987 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25988 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25989 instead of DF_LR_OUT.
25990 * ira-lives.c (process_bb_node_lives): Ditto.
25991 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25992 instead of DF_LR_{OUT,IN}.
25993 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25994 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25996 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25998 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25999 (execute_lower_omp): Always run but take the short way out if -fopenmp
26001 (gate_lower_omp): Remove, forcing the pass manager to always run the
26002 pass and always set PROP_gimple_lomp.
26003 (pass_lower_omp): Remove gate function.
26004 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26005 PROP_trees. Instead, require it.
26006 * ipa-cp.c (pass_ipa_cp): Likewise.
26007 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26008 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26009 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26010 and PROP_gimple_leh.
26012 2009-04-03 Richard Guenther <rguenther@suse.de>
26014 PR middle-end/13146
26015 PR tree-optimization/23940
26016 PR tree-optimization/33237
26017 PR middle-end/33974
26018 PR middle-end/34093
26019 PR tree-optimization/36201
26020 PR tree-optimization/36230
26021 PR tree-optimization/38049
26022 PR tree-optimization/38207
26023 PR tree-optimization/38230
26024 PR tree-optimization/38301
26025 PR tree-optimization/38585
26026 PR middle-end/38895
26027 PR tree-optimization/38985
26028 PR tree-optimization/39299
26029 * tree-ssa-structalias.h: Remove.
26030 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26031 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26032 (struct vuse_element_d): Remove.
26033 (struct vuse_vec_d): Likewise.
26034 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26035 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26036 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26037 VUSE_ELEMENT_VAR): Likewise.
26038 (struct voptype_d): Likewise.
26039 (NUM_VOP_FREE_BUCKETS): Likewise.
26040 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26041 (struct stmt_operands_d): Remove.
26042 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26043 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26044 VDEF_NUM, VDEF_VECT): Likewise.
26045 (copy_virtual_operands): Remove.
26046 (operand_build_cmp): Likewise.
26047 (create_ssa_artificial_load_stmt): Likewise.
26048 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26049 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26050 vuse_index and mayuse_index members. Pack and move done and iter_type
26051 members to the front.
26052 (SSA_OP_VMAYUSE): Remove.
26053 (SSA_OP_VIRTUAL_USES): Adjust.
26054 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26055 (unlink_stmt_vdef): Declare.
26056 (add_to_addressable_set): Remove.
26057 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26058 (vrp_visit_stmt): Likewise.
26059 * doc/tree-ssa.texi (Alias analysis): Update.
26060 * doc/invoke.texi (max-aliased-vops): Remove docs.
26061 (avg-aliased-vops): Likewise.
26062 * tree-into-ssa.c (syms_to_rename): Remove.
26063 (need_to_update_vops_p): Likewise.
26064 (need_to_initialize_update_ssa_p): Rename to ...
26065 (update_ssa_initialized_fn): ... this. Track function we are
26067 (symbol_marked_for_renaming): Simplify.
26068 (add_new_name_mapping): Do not set need_to_update_vops_p.
26069 (dump_currdefs): Use SYMS_TO_RENAME.
26070 (rewrite_update_stmt): Always walk all uses/defs.
26071 (dump_update_ssa): Adjust.
26072 (init_update_ssa): Take function argument. Track what we are
26074 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26075 (create_new_def_for): Initialize for cfun, assert we are initialized
26077 (mark_sym_for_renaming): Simplify.
26078 (mark_set_for_renaming): Do not initialize update-ssa.
26079 (need_ssa_update_p): Simplify. Take function argument.
26080 (name_mappings_registered_p): Assert we ask for the correct function.
26081 (name_registered_for_update_p): Likewise.
26082 (ssa_names_to_replace): Likewise.
26083 (release_ssa_name_after_update_ssa): Likewise.
26084 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26085 (dump_decl_set): Do not print a newline.
26086 (debug_decl_set): Do it here.
26087 (dump_update_ssa): And here.
26088 * tree-ssa-loop-im.c (move_computations): Adjust.
26089 (movement_possibility): Likewise.
26090 (determine_max_movement): Likewise.
26091 (gather_mem_refs_stmt): Likewise.
26092 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26093 or NAME_MEMORY_TAG.
26094 * tree-complex.c (update_all_vops): Remove.
26095 (expand_complex_move): Adjust.
26096 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26097 Simplify test for memory referencing statement. Exclude
26098 non-invariant ADDR_EXPRs.
26099 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26100 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26101 (rdg_flag_uses): Likewise.
26102 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26104 (tree_optimize_tail_calls_1): Also split the
26105 edge from the entry block if we have degenerate PHI nodes in
26106 the first basic block.
26107 * tree.c (init_ttree): Remove memory-tag related code.
26108 (tree_code_size): Likewise.
26109 (tree_node_structure): Likewise.
26110 (build7_stat): Re-write to be build6_stat.
26111 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26112 (SSA_VAR_P): Adjust.
26113 (struct tree_memory_tag): Remove.
26114 (struct tree_memory_partition_tag): Likewise.
26115 (union tree_node): Adjust.
26116 (build7): Re-write to be build6.
26117 * tree-pass.h (pass_reset_cc_flags): Remove.
26118 (TODO_update_address_taken): New flag.
26119 (pass_simple_dse): Remove.
26120 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26121 * params.h (MAX_ALIASED_VOPS): Remove.
26122 (AVG_ALIASED_VOPS): Likewise.
26123 * omp-low.c (expand_omp_taskreg): Update SSA form.
26124 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26125 aliases the lhs in a copy stmt.
26126 * tree-ssa-dse.c (struct address_walk_data): Remove.
26127 (memory_ssa_name_same): Likewise.
26128 (memory_address_same): Likewise.
26129 (get_kill_of_stmt_lhs): Likewise.
26130 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26131 unused stores. Look through PHI nodes into post-dominated regions.
26132 (dse_optimize_stmt): Simplify. Properly remove stores.
26133 (tree_ssa_dse): Compute dominators.
26134 (execute_simple_dse): Remove.
26135 (pass_simple_dse): Likewise.
26136 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26137 gimple_loaded_syms and gimple_stored_syms computation.
26138 * toplev.c (dump_memory_report): Dump alias and pta stats.
26139 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26140 (vn_reference_eq): Likewise.
26141 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26142 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26143 valueize_vuses): Remove.
26144 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26145 (get_def_ref_stmt_vuse): ... this.
26146 (vn_reference_lookup_2): New function.
26147 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26148 walking equivalent vuses. Simplify.
26149 (vn_reference_lookup): Likewise.
26150 (vn_reference_insert): Likewise.
26151 (vn_reference_insert_pieces): Likewise.
26152 (visit_reference_op_call): Simplify.
26153 (visit_reference_op_load): Likewise.
26154 (visit_reference_op_store): Likewise.
26155 (init_scc_vn): Remove shared_lookup_vuses initialization.
26156 (free_scc_vn): Remove shared_lookup_vuses freeing.
26157 (sort_vuses, sort_vuses_heap): Remove.
26158 (get_ref_from_reference_ops): Export.
26159 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26160 vector with single vuse pointer.
26161 (vn_reference_lookup_pieces, vn_reference_lookup,
26162 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26163 (shared_vuses_from_stmt): Remove.
26164 (get_ref_from_reference_ops): Declare.
26165 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26166 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26167 memory-tag related code.
26168 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26169 (likely_value): Add comment, skip static-chain of call statements.
26170 (surely_varying_stmt_p): Adjust.
26171 (gimplify_and_update_call_from_tree): Likewise.
26172 (execute_fold_all_builtins): Do not rebuild alias info.
26173 (gimplify_and_update_call_from_tree): Properly update VOPs.
26174 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26175 (copy_ref_info): Remove memory-tag related code.
26176 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26177 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26178 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26180 * tree-ssa-dom.c (gimple_p): Remove typedef.
26181 (eliminate_redundant_computations): Adjust.
26182 (record_equivalences_from_stmt): Likewise.
26183 (avail_expr_hash): Likewise.
26184 (avail_expr_eq): Likewise.
26185 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26186 (stmt_makes_single_load): Likewise.
26187 (stmt_makes_single_store): Likewise.
26188 * tree-ssa-alias.c: Rewrite completely.
26189 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26190 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26191 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26192 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26193 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26194 Remove public functions.
26195 (pass_reset_cc_flags): Remove.
26196 (pass_build_alias): Move ...
26197 * tree-ssa-structalias.c (pass_build_alias): ... here.
26198 * tree-ssa-alias.c (may_be_aliased): Move ...
26199 * tree-flow-inline.h (may_be_aliased): ... here.
26200 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26201 count_uses_and_derefs): Move ...
26202 * gimple.c: ... here.
26203 * gimple.h (count_uses_and_derefs): Declare.
26204 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26205 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26206 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26207 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26208 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26209 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26210 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26212 * tree-dfa.c (refs_may_alias_p): Move ...
26213 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26214 * tree-ssa-alias.h: New file.
26215 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26216 (statement_sink_location): Likewise.
26217 * opts.c (decode_options): Do not adjust max-aliased-vops or
26218 avg-aliased-vops values.
26219 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26220 (TV_CALL_CLOBBER): Likewise.
26221 (TV_FLOW_SENSITIVE): Likewise.
26222 (TV_FLOW_INSENSITIVE): Likewise.
26223 (TV_MEMORY_PARTITIONING): Likewise.
26224 (TV_ALIAS_STMT_WALK): New timevar.
26225 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26226 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26227 (get_address_description): Remove memory-tag related code.
26228 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26229 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26230 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26231 and immediate uses in statements. Document.
26232 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26233 (dump_symbols): Remove.
26234 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26235 * alias.c (get_deref_alias_set): New function split out from ...
26236 (get_alias_set): ... here.
26237 * alias.h (get_deref_alias_set): Declare.
26238 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26239 type parameter. Remove restrict pointer handling. Create a
26240 ref-all pointer in case type-based alias sets do not conflict.
26241 (vect_analyze_data_refs): Remove SMT related code.
26242 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26243 (vectorizable_load): Likewise.
26244 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26245 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26246 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26247 Ignore vops and SMTs.
26248 (dr_analyze_alias): Likewise..
26249 (free_data_ref): Likewise.
26250 (create_data_ref): Likewise.
26251 (analyze_all_data_dependences): Likewise.
26252 (get_references_in_stmt): Adjust.
26253 * tree-flow-inline.h (gimple_aliases_computed_p,
26254 gimple_addressable_vars, gimple_call_clobbered_vars,
26255 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26256 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26257 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26258 gimple_mem_ref_stats): Remove.
26259 (gimple_vop): New function.
26260 (op_iter_next_use): Remove vuses and mayuses cases.
26261 (op_iter_next_def): Remove vdefs case.
26262 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26263 (clear_and_done_ssa_iter): Do not set removed fields.
26264 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26265 Assert we are not iterating over vuses or vdefs if not also
26266 iterating over uses or defs.
26267 (op_iter_init_use): Likewise.
26268 (op_iter_init_def): Likewise.
26269 (op_iter_next_vdef): Remove.
26270 (op_iter_next_mustdef): Likewise.
26271 (op_iter_init_vdef): Likewise.
26272 (compare_ssa_operands_equal): Likewise.
26273 (link_use_stmts_after): Handle vuse operand.
26274 (is_call_used): Use is_call_clobbered.
26275 (is_call_clobbered): Global variables are always call clobbered,
26276 query the call-clobbers bitmap.
26277 (mark_call_clobbered): Ignore global variables.
26278 (clear_call_clobbered): Likewise.
26279 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26280 virtual operands sanity check.
26281 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26283 (TARGET_MEM_REF): Remove TMR_TAG operand.
26284 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26285 Remove call-clobber related code.
26286 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26287 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26288 partitions or escape reason.
26289 (get_single_def_stmt, get_single_def_stmt_from_phi,
26290 get_single_def_stmt_with_phi): Remove.
26291 (dump_referenced_vars): Tidy.
26292 (get_ref_base_and_extent): Allow bare decls.
26293 (collect_dfa_stats): Adjust.
26294 * graphite.c (rename_variables_in_stmt): Adjust.
26295 (graphite_copy_stmts_from_block): Likewise.
26296 (translate_clast): Likewise.
26297 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26299 (translate_vuse_through_block): Use the oracle.
26300 (phi_translate_1): Adjust.
26301 (value_dies_in_block_x): Use the oracle. Cache the outcome
26303 (valid_in_sets): Check if the VUSE for
26304 a REFERENCE is available.
26305 (eliminate): Do not remove stmts during elimination,
26306 instead queue and remove them afterwards.
26307 (do_pre): Do not rebuild alias info.
26308 (pass_pre): Run TODO_rebuild_alias before PRE.
26309 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26310 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26311 (mark_all_v_defs_stmt): Remove.
26312 (mark_all_v_defs_seq): Adjust.
26313 (sra_replace): Likewise.
26314 (scalarize_use): Likewise.
26315 (scalarize_copy): Likewise.
26316 (scalarize_init): Likewise.
26317 (scalarize_ldst): Likewise.
26318 (todoflags): Remove.
26319 (tree_sra): Do not rebuild alias info.
26320 (tree_sra_early): Adjust.
26321 (pass_sra): Run TODO_update_address_taken before SRA.
26322 * tree-predcom.c (set_alias_info): Remove.
26323 (prepare_initializers_chain): Do not call it.
26324 (mark_virtual_ops_for_renaming): Adjust.
26325 (mark_virtual_ops_for_renaming_list): Remove.
26326 (initialize_root_vars): Adjust.
26327 (initialize_root_vars_lm): Likewise.
26328 (prepare_initializers_chain): Likewise.
26329 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26330 (may_propagate_copy_into_stmt): Likewise.
26331 (merge_alias_info): Do nothing for now.
26332 (propagate_tree_value_into_stmt): Adjust.
26333 (stmt_may_generate_copy): Likewise.
26334 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26335 not mark symbols for renaming.
26336 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26337 with the same statement, make sure to update the new pointed-to one.
26338 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26339 call statements, do not mark symbols for renaming.
26340 (mark_operand_necessary): Dump something.
26341 (ref_may_be_aliased): New function.
26342 (mark_aliased_reaching_defs_necessary_1): New helper function.
26343 (mark_aliased_reaching_defs_necessary): Likewise.
26344 (mark_all_reaching_defs_necessary_1): Likewise.
26345 (mark_all_reaching_defs_necessary): Likewise.
26346 (propagate_necessity): Do not process virtual PHIs. For
26347 non-aliased loads mark all reaching definitions as necessary.
26348 For aliased loads and stores mark the immediate dominating
26349 aliased clobbers as necessary.
26350 (visited): New global static.
26351 (perform_tree_ssa_dce): Free visited bitmap after propagating
26353 (remove_dead_phis): Perform simple dead virtual PHI removal.
26354 (remove_dead_stmt): Properly unlink virtual operands when
26356 (eliminate_unnecessary_stmts): Schedule PHI removal after
26358 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26359 (process_replaceable): Likewise.
26360 (find_replaceable_in_bb): Likewise.
26361 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26362 based on the single gimple vop.
26363 (verify_flow_insensitive_alias_info): Remove.
26364 (verify_flow_sensitive_alias_info): Likewise.
26365 (verify_call_clobbering): Likewise.
26366 (verify_memory_partitions): Likewise.
26367 (verify_alias_info): Likewise.
26368 (verify_ssa): Adjust..
26369 (execute_update_addresses_taken): Export. Update SSA
26370 manually. Optimize only when optimizing. Use a local bitmap.
26371 (pass_update_address_taken): Remove TODO_update_ssa, add
26373 (pass_update_address_taken): Just use TODO_update_address_taken.
26374 (init_tree_ssa): Do not initialize addressable_vars.
26375 (verify_ssa): Verify new VUSE / VDEF properties.
26376 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26377 Do not call verify_alias_info.
26378 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26379 Do not free the loaded and stored syms bitmaps. Reset the escaped
26380 and callused solutions. Do not free addressable_vars.
26381 Remove memory-tag related code.
26382 (warn_uninitialized_var): Aliases are always available.
26383 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26384 * lambda-code.c (can_put_in_inner_loop): Adjust.
26385 (can_put_after_inner_loop): Likewise.
26386 (perfect_nestify): Likewise.
26387 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26388 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26389 (vectorizable_conversion): Do not mark symbols for renaming.
26390 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26391 (expand_call_inline): Unlink the calls virtual operands before
26393 (tree_function_versioning): Do not call update_ssa if we are not
26394 updating clones. Simplify.
26395 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26396 (propagate_with_phi): Likewise..
26397 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26398 clobber code. Assert we are not aliased or global.
26399 * tree-flow.h: Include tree-ssa-alias.h
26400 (enum escape_type): Remove.
26401 (struct mem_sym_stats_d): Likewise.
26402 (struct mem_ref_stats_d): Likewise.
26403 (struct gimple_df): Add vop member. Remove global_var,
26404 call_clobbered_vars, call_used_vars, addressable_vars,
26405 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26406 escaped and callused members.
26407 (struct ptr_info_def): Remove all members, add points-to solution
26409 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26410 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26411 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26412 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26413 (tree-ssa-alias.o): Likewise.
26414 (toplev.o): Add tree-ssa-alias.h
26415 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26416 * gimple.c (gimple_set_bb): Fix off-by-one error.
26417 (is_gimple_reg): Do not handle memory tags.
26418 (gimple_copy): Also copy virtual operands.
26419 Delay updating the statement. Do not reset loaded and stored syms.
26420 (gimple_set_stored_syms): Remove.
26421 (gimple_set_loaded_syms): Likewise.
26422 (gimple_call_copy_skip_args): Copy the virtual operands
26423 and mark the new statement modified.
26424 * tree-ssa-structalias.c (may_alias_p): Remove.
26425 (set_uids_in_ptset): Take the alias set to prune with as
26426 parameter. Fold in the alias test of may_alias_p.
26427 (compute_points_to_sets): Compute whether a ptr is dereferenced
26428 in a local sbitmap.
26429 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26430 other ADDRESSOF constraints on the lhs.
26431 (get_constraint_for_component_ref): Assert that we don't get
26432 ADDRESSOF constraints from the base of the reference.
26433 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26434 (struct variable_info): Remove collapsed_to member.
26435 (get_varinfo_fc): Remove.
26436 (new_var_info): Do not set collapsed_to.
26437 (dump_constraint): Do not follow cycles.
26438 (dump_constraint_graph): Likewise.
26439 (build_pred_graph): Likewise.
26440 (build_succ_graph): Likewise.
26441 (rewrite_constraints): Likewise.
26442 (do_simple_structure_copy): Remove.
26443 (do_rhs_deref_structure_copy): Remove.
26444 (do_lhs_deref_structure_copy): Remove.
26445 (collapse_rest_of_var): Remove.
26446 (do_structure_copy): Re-implement.
26447 (pta_stats): New global variable.
26448 (dump_pta_stats): New function.
26449 (struct constraint_expr): Make offset signed.
26450 (UNKNOWN_OFFSET): Define special value.
26451 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26452 (solution_set_expand): New helper function split out from ...
26453 (do_sd_constraint): ... here.
26454 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26455 (do_ds_constraint): Likewise.
26456 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26457 and CALLUSED = *CALLUSED.
26458 (set_union_with_increment): Make inc argument signed.
26459 (type_safe): Remove.
26460 (get_constraint_for_ptr_offset): Handle unknown and negative
26462 (first_vi_for_offset): Handle offsets before start. Bail
26463 out early for offsets beyond the variable extent.
26464 (first_or_preceding_vi_for_offset): New function.
26465 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26466 Together with ESCAPED = *ESCAPED this properly computes reachability.
26467 (find_what_var_points_to): New function.
26468 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26469 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26470 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26471 pt_solutions_intersect): New functions.
26472 (compute_call_used_vars): Remove.
26473 (compute_may_aliases): New main entry into PTA computation.
26474 * gimple.h (gimple_p): New typedef.
26475 (struct gimple_statement_base): Remove references_memory_p.
26476 (struct gimple_statement_with_memory_ops_base): Remove
26477 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26479 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26480 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26481 gimple_set_references_memory): Remove.
26482 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26483 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26485 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26486 (verify_expr): Allow RESULT_DECL.
26487 (gimple_duplicate_bb): Do not copy virtual operands.
26488 (gimple_duplicate_sese_region): Adjust.
26489 (gimple_duplicate_sese_tail): Likewise.
26490 (mark_virtual_ops_in_region): Remove.
26491 (move_sese_region_to_fn): Do not call it.
26492 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26493 and pass_simple_dse.
26494 (execute_function_todo): Handle TODO_update_address_taken,
26495 call execute_update_addresses_taken for TODO_rebuild_alias.
26496 (execute_todo): Adjust.
26497 (execute_one_pass): Init dump files early.
26498 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26500 (create_general_new_stmt): Clear vops.
26501 * tree-ssa-reassoc.c (get_rank): Adjust.
26502 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26503 symbols for renaming.
26504 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26505 (PARAM_AVG_ALIASED_VOPS): Likewise.
26506 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26507 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26508 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26509 (operand_build_cmp, copy_virtual_operands,
26510 create_ssa_artificial_load_stmt, add_to_addressable_set,
26511 gimple_add_to_addresses_taken): Remove public functions.
26512 (unlink_stmt_vdef): New function.
26514 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26516 * config.gcc (powerpc-*-linux*): Merge variants.
26518 2009-04-02 Chao-ying Fu <fu@mips.com>
26519 James Grosbach <james.grosbach@microchip.com>
26521 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26522 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26524 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26525 keep_interrupts_masked_p, use_debug_exception_return_p.
26526 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26527 keep_interrupts_masked, use_debug_exception_return.
26528 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26529 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26531 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26532 (mips_print_operand): Process COP0 registers to print $0 .. $31
26533 correctly for GAS to process.
26534 (mips_interrupt_extra_call_saved_reg_p): New function.
26535 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26537 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26538 (mips_compute_frame_info): Add supports for interrupt context that
26539 includes doubleword accumulators and COP0 registers.
26540 (mips_for_each_saved_acc): New function.
26541 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26542 mips_for_each_saved_reg.
26543 (mips_save_reg): Save accumulators.
26544 (mips_kernel_reg_p): A new for_each_rtx callback.
26545 (mips_expand_prologue): Support interrupt handlers.
26546 (mips_restore_reg): Restore accumulators.
26547 (mips_expand_epilogue): Support interrupt handlers.
26548 (mips_can_use_return_insn): Return false for interrupt handlers.
26549 (mips_epilogue_uses): New function.
26550 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26551 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26552 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26553 cop0_move): New instructions.
26554 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26555 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26557 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26559 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26560 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26561 interrupt handlers, we use K0 as the temporary register.
26562 (EPILOGUE_USES): Change to a function call.
26563 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26564 handlers, we use K0 as the temporary register.
26566 * doc/extend.texi (Function Attributes): Document interrupt,
26567 use_shadow_register_set, keep_interrupts_masked,
26568 use_debug_exception_return for MIPS attributes.
26570 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26572 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26573 Remove a number of t-files from tmake_file.
26574 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26575 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26576 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26577 target_prototype, not TARGET_PROTOTYPE.
26578 (LINK_OS_GNU_SPEC): Define.
26579 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26580 and darwin-ldoubdle.c.
26582 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26585 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26586 (cpp_options): Ditto.
26587 (default_compilers): Ditto.
26588 (display_help): Ditto.
26589 (process_command): Ditto.
26590 (do_spec_1): Ditto.
26591 (set_input): Use lbasename instead of duplicate code.
26592 (save_temps_prefix): New static for -save-temps=obj.
26593 (save_temps_length): Ditto.
26595 * doc/invoke.texi (-save-temps=obj): Document new variant to
26596 -save-temps switch.
26598 2009-04-02 Jeff Law <law@redhat.com>
26600 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26603 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26605 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26606 * configure: Regenerated.
26608 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26610 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26611 share the argument list.
26613 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26617 2009-02-12 Diego Novillo <dnovillo@google.com>
26619 * varpool.c (debug_varpool): New.
26620 * cgraph.h (debug_varpool): Declare.
26622 2009-04-02 Jan Hubicka <jh@suse.cz>
26624 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26627 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26629 * config/i386/i386.c (ix86_abi): Move initialization to ...
26630 (override_options): Here.
26632 2009-04-02 Christian Bruel <christian.bruel@st.com>
26634 * config/sh/sh.c (sh_dwarf_register_span): New function.
26635 (TARGET_DWARF_REGISTER_SPAN): Define.
26636 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26638 2009-04-02 Ira Rosen <irar@il.ibm.com>
26640 PR tree-optimization/39595
26641 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26642 interleaved loads group is not greater than the SLP group size.
26644 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26646 * builtins.c (is_builtin_name): New.
26647 (called_as_built_in): Use is_builtin_name.
26648 * tree.h (is_builtin_name): New.
26649 * varasm.c (incorporeal_function_p): Use is_builtin_name
26651 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26653 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26655 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26658 * c-decl.c (clone_underlying_type): Move this ...
26659 * c-common.c (set_underlying_type): ... here.
26660 Also, make sure the function properly sets TYPE_STUB_DECL() on
26661 the newly created typedef variant type.
26662 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26663 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26666 2009-04-02 Richard Guenther <rguenther@suse.de>
26668 PR tree-optimization/37221
26669 * tree-flow.h (degenerate_phi_result): Declare.
26670 * tree-ssa-dom.c (degenerate_phi_result): Export.
26671 * tree-scalar-evolution.c (analyze_initial_condition): If
26672 the initial condition is defined by a degenerate PHI node
26673 use the degenerate value.
26675 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26677 PR rtl-optimization/39588
26678 * combine.c (merge_outer_ops): Do not set the constant when this
26680 (simplify_shift_const_1): Do not modify it either in this case.
26682 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26684 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26685 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26687 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26690 * c-lex.c (interpret_float): Default (no suffix) is double.
26692 2009-04-1 Xinliang David Li <davidxl@google.com>
26694 * config/i386/i386.c (legitimate_constant_p): Recognize
26695 all one vector constant.
26697 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26699 * config/vax/vax.c: Add #includes to silence warnings.
26700 Change #include order to silence two warnings.
26702 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26704 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26705 (ASM_SPEC): Pass -k to the assembler for PIC code.
26707 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26709 * config.gcc: Add vax-*-linux* to the switch.
26710 * config/vax/linux.h: New file. (TARGET_VERSION,
26711 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26713 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26715 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26716 Use predicate macros instead of GET_CODE() == foo.
26717 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26718 ashlsi3, rotrsi3, <unnamed>): Likewise.
26720 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26722 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26723 jbbccihi, jbbccisi): Remova trailing whitespace.
26724 * config/vax/constraints.md: Likewise.
26725 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26726 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26727 * config/vax/predicates.md: Likewise.
26728 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26729 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26730 * config/vax/vax.h: Likewise.
26731 * config/vax/vax.md (nonlocal_goto): Likewise.
26733 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26735 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26736 (indirectable_address_p, adjacent_operands_p): Add spaces around
26738 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26740 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26742 * config/vax/vax.c (legitimate_constant_address_p,
26743 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26744 index_term_p, reg_plus_index_p, legitimate_address_p,
26745 vax_mode_dependent_address_p): Update comments to match functions
26746 modified by the recent int->bool conversion.
26748 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26750 * config/vax/builtins.md: Update copyright message.
26751 * config/vax/constraints.md: Likewise.
26752 * config/vax/netbsd-elf.h: Likewise.
26753 * config/vax/predicates.md: Likewise.
26754 * config/vax/vax-protos.h: Likewise.
26755 * config/vax/vax.c: Likewise.
26756 * config/vax/vax.h: Likewise.
26757 * config/vax/vax.md: Likewise.
26758 * config/vax/vax.opt: Likewise.
26760 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26762 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26763 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26764 * config/vax/constraints.md (B, R): Likewise.
26765 * config/vax/predicates.md (external_memory_operand,
26766 nonimmediate_addsub_di_operand): Likewise.
26767 * config/vax/vax.c (vax_output_int_add): Likewise.
26768 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26769 untyped_call): Likewise.
26771 2009-04-01 Matt Thomas <matt@3am-software.com>
26773 * config/vax/predicates.md: New file.
26774 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26775 external_const_operand, nonsymbolic_operand, external_memory_operand,
26776 indirect_memory_operand, indexed_memory_operand,
26777 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26778 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26780 * config/vax/constraints.md: New file.
26781 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26783 * config/vax/builtins.md: New file.
26784 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26785 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26787 * config/vax/vax.opt (mqmath): Add option.
26788 * config/vax/vax.md (isfx): Extend with DI.
26789 (VAXintQH, VAXintQHSD): Define.
26790 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26791 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26792 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26793 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26794 (movdi): Update constraints and use vax_output_int_move().
26795 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26796 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26797 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26798 nonlocal_goto): New.
26799 (mov<mode>): Extend accepted operand types.
26800 (subdi3_old): Rename from subdi3, change update constraints and use
26801 a new implementation.
26802 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26803 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26804 MOVE_RATIO, CLEAR_RATIO): Define.
26805 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26806 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26807 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26808 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26809 (split_quadword_operands): Make static and really allow variable
26811 (print_operand_address): Update for PIC generation.
26812 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26813 indexable_address_p, fixup_mathdi_operand,
26814 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26815 (vax_float_literal, legitimate_constant_p,
26816 indirectable_constant_address_p, index_term_p,
26817 reg_plus_index_p): Return bool instead of int.
26818 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26820 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26822 (vax_output_conditional_branch): Indent.
26823 (legitimate_constant_address_p, indirectable_constant_address_p,
26824 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26825 vax_mode_dependent_address_p): Return bool instead of int, update for
26827 * config/vax/vax-protos.h (legitimate_constant_address_p,
26828 legitimate_constant_p, legitimate_address_p,
26829 vax_mode_dependent_address_p): Change declaration to bool.
26830 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26831 vax_expand_addsub_di_operands, vax_output_int_subtract,
26832 vax_output_movmemsi): Declare.
26833 (split_quadword_operands, vax_float_literal): Delete declaration.
26834 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26835 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26836 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26837 ASM_OUTPUT_DWARF_PCREL): Define.
26838 (ASM_SPEC): Change definition to allow PIC generation.
26840 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26842 * doc/sourcebuild.texi: Update front-end requirements.
26844 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26847 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26848 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26849 (booldi3_internal3): Use boolean_or_operator instead of
26852 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26855 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26856 declarator whose size is not an integer constant expression but
26857 folds to an integer constant, then treat it as a constant
26860 2009-04-01 Richard Guenther <rguenther@suse.de>
26862 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26863 i * 4 + 2 to (i * 2 + 1) * 2.
26865 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26868 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26869 return if c_parser_asm_string_literal returned NULL.
26871 2009-04-01 Nick Clifton <nickc@redhat.com>
26873 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26875 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26876 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26877 other typedefs to avoid conflicts with libgcc2.c. Define labels
26878 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26880 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26881 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26884 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26886 * varasm.c (default_function_rodata_section): Declare DOT as
26889 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26890 Andrey Galkin <agalkin@hypercom.com>
26893 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26894 Make object_name unique for each process.
26896 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26899 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26900 addressable variables in the parallel that could go out of scope while
26901 running queued tasks.
26903 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26905 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26906 (CASE_VALUES_THRESHOLD): Redefine.
26907 * config/avr/avr.c (avr_override_options): Remove initialization of
26908 avr_case_values_threshold variable.
26909 (avr_case_values_threshold): Remove variable. Add new function.
26910 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26911 * config/avr/avr.opt (mno-tablejump): Remove option.
26912 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26914 2009-04-01 DJ Delorie <dj@redhat.com>
26916 * varasm.c (default_function_rodata_section): Don't assume
26917 anything about where the first '.' in the section name is.
26919 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26921 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26922 rs6000_emit_stack_tie.
26924 2009-03-31 Ian Lance Taylor <iant@google.com>
26926 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26927 gimple_code with GIMPLE_RESX, not RESX.
26929 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26931 * c-common.c (c_get_ident): New.
26932 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26934 2009-04-01 Ben Elliston <bje@au.ibm.com>
26936 * config/rs6000/sysv4.opt (msdata): Improve option description.
26938 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26940 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26941 (divdf3_internal_lat): Remove.
26942 (divxf3_internal_lat): Remove.
26943 (divxf3_internal_thr): Remove.
26944 (divxf): Use divxf3_internal.
26945 * config/ia64/div.md (divsf3_internal_lat): New.
26946 (divdf3_internal_lat): New.
26947 (divxf3_internal): New.
26949 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26952 * Makefile.in (USE_GCC_STDINT): Define.
26953 (stmp-int-hdrs): Install stdint.h if applicable.
26954 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26956 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26957 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26958 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26959 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26960 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26961 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26962 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26963 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26964 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26965 (c_common_nodes_and_builtins): Initialize
26966 underlying_wchar_type_node. Do not initialize
26967 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26968 nodes for new types.
26969 (c_stddef_cpp_builtins): Define macros for new types.
26970 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26972 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26973 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26974 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26975 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26976 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26977 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26978 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26979 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26980 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26981 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26982 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26983 int16_type_node, int32_type_node, int64_type_node,
26984 uint8_type_node, uint16_type_node, c_uint32_type_node,
26985 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26986 int_least32_type_node, int_least64_type_node,
26987 uint_least8_type_node, uint_least16_type_node,
26988 uint_least32_type_node, uint_least64_type_node,
26989 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26990 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26991 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26992 uintptr_type_node): Define.
26993 * c-cppbuiltin.c (builtin_define_constants,
26994 builtin_define_type_minmax): New.
26995 (builtin_define_stdint_macros): Define more macros.
26996 (c_cpp_builtins): Define more limit macros.
26997 (type_suffix): New.
26998 (builtin_define_type_max): Define in terms of
26999 builtin_define_type_minmax. Remove is_long parameter. All
27001 * config.gcc (use_gcc_stdint): Define.
27002 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27003 Add newlib-stdint.h for generic targets.
27004 * config/glibc-stdint.h, config/newlib-stdint.h,
27005 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27006 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27007 * config/score/score.h (UINTPTR_TYPE): Define.
27008 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27009 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27010 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27011 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27012 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27013 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27014 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27015 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27016 * config/spu/spu.h (STDINT_LONG32): Define.
27017 * configure.ac (use_gcc_stdint): Substitute.
27018 * configure: Regenerate.
27019 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27020 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27021 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27022 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27023 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27024 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27025 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27026 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27027 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27028 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27029 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27030 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27031 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27032 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27033 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27034 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27035 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27036 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27037 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27038 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27039 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27040 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27041 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27042 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27043 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27044 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27045 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27046 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27047 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27049 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27051 * loop-iv.c (suitable_set_for_replacement): Renamed from
27052 simplify_using_assignment; changed to return bool and to accept new
27053 args DEST and SRC. Return true iff we find a source/destination pair
27054 that can be used to make a replacement, and fill SRC and DEST if so.
27055 Remove arg ALTERED. Don't deal with altered regs here. All callers
27057 (simplify_using_initial_values): Deal with altered regs here and track
27058 more precisely the effect they have on the validity of our expression.
27060 * loop-iv.c (simplify_using_condition): A condition of the form
27061 (EQ REG CONST) can be used to simply make a substitution.
27062 (simplify_using_initial_values): Keep track of conditions we have seen
27063 and keep using them to simplify new expressions, while applying the
27064 same substitutions to them as to the expression.
27066 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27067 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27070 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27071 changed. Use this when trying to improve the upper bound.
27072 Generate the comparison by using simplify_gen_relational.
27074 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27076 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27078 (simplify_using_assignment, simplify_using_initial_values): Call
27079 replace_in_expr to make replacements. Call replace_single_def_regs
27080 once on the initial version of the expression.
27082 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27085 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27087 2009-03-31 Richard Guenther <rguenther@suse.de>
27089 PR middle-end/31029
27090 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27091 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27093 2009-03-31 Richard Guenther <rguenther@suse.de>
27095 * tree.h (div_if_zero_remainder): Declare.
27096 * fold-const.c (div_if_zero_remainder): Export.
27097 * tree-ssa-forwprop.c
27098 (forward_propagate_addr_into_variable_array_index): Handle
27099 constant array index addition outside of the variable index.
27101 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27104 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27105 define_splits, floatunssi<mode>2): Require x87 conversions from
27106 DImode to be permitted.
27108 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27110 PR preprocessor/15638
27111 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27113 2009-03-31 Richard Guenther <rguenther@suse.de>
27115 PR middle-end/23401
27116 PR middle-end/27810
27117 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27118 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27119 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27120 a separate statement.
27121 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27122 (lookup_tmp_var): Likewise.
27123 (is_gimple_formal_tmp_or_call_rhs): Remove.
27124 (is_gimple_reg_or_call_rhs): Rename to ...
27125 (is_gimple_reg_rhs_or_call): ... this.
27126 (is_gimple_mem_or_call_rhs): Rename to ...
27127 (is_gimple_mem_rhs_or_call): ... this.
27128 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27129 DECL_GIMPLE_REG_P only if is_formal is true.
27130 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27131 for non-proper post-modify expression gimplification.
27132 (gimplify_self_mod_expr): For post-modify expressions gimplify
27133 the lvalue to a minimal lvalue.
27134 (rhs_predicate_for): Remove formal temp case.
27135 (gimplify_modify_expr_rhs): Likewise.
27136 (gimplify_addr_expr): Use is_gimple_reg.
27137 (gimplify_expr): Remove formal temp cases.
27138 (gimple_regimplify_operands): Likewise.
27139 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27140 and FILTER_EXPR like constants.
27141 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27143 (is_gimple_formal_tmp_rhs): Remove.
27144 (is_gimple_reg_rhs): Remove special casing.
27145 (is_gimple_mem_rhs): Fix.
27146 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27147 (is_gimple_formal_tmp_var): Remove.
27148 (is_gimple_formal_tmp_reg): Likewise.
27149 (is_gimple_min_lval): Allow invariant component ref parts.
27150 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27151 is_gimple_formal_tmp_reg): Remove declarations.
27152 * tree-cfg.c (verify_expr): Verify that variables with address
27153 taken do not have DECL_GIMPLE_REG_P set.
27154 * tree-mudflap.c (mf_build_check_statement_for): Use
27155 force_gimple_operand instead of gimplify_expr.
27157 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27159 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27160 schedulable rows to compute_split_row.
27162 2009-03-31 Ben Elliston <bje@au.ibm.com>
27165 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27168 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27170 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27171 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27172 * configure: Regenerate.
27173 * config.in: Regenerate.
27174 * config/rs6000/rs6000.opt (mtls-markers): Add.
27175 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27176 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27177 (tls_ld_aix, tls_ld_sysv): Likewise.
27178 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27179 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27181 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27183 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27185 2009-03-30 Jan Hubicka <jh@suse.cz>
27187 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27189 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27190 detection and label handling.
27192 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27194 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27195 left_conflicts_size.
27196 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27197 ALLOCNO_LEFT_CONFLICTS_SIZE.
27199 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27200 remove_allocno_from_bucket_and_push,
27201 allocno_spill_priority_compare, push_allocnos_to_stack,
27202 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27203 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27204 (setup_allocno_left_conflicts_num): Ditto. Rename to
27205 setup_allocno_left_conflicts_size.
27206 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27207 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27208 setup_allocno_left_conflicts_size instead of
27209 setup_allocno_left_conflicts_num.
27211 * ira-build.c (ira_create_allocno): Use
27212 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27213 ALLOCNO_LEFT_CONFLICTS_NUM.
27215 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27217 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27218 instead of DF_LR_OUT.
27220 * ira-lives.c (process_bb_node_lives): Ditto.
27222 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27223 instead of DF_LR_{OUT,IN}.
27225 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27227 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27229 2009-03-30 Jan Hubicka <jh@suse.cz>
27231 * except.c (label_to_region_map): Fix thinko.
27233 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27235 PR middle-end/38237
27236 * tree.h (tree_find_value): New declaration.
27237 * tree.c (tree_find_value): New function.
27238 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27240 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27243 * c-decl.c (struct c_binding): Add locus field.
27244 (bind): Add locus argument, set locus field from it.
27245 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27246 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27247 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27248 implicitly_declare, undeclared_variable, lookup_label,
27249 declare_label, c_make_fname_decl, c_builtin_function,
27250 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27253 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27256 * config/i386/i386.c (classify_argument): Check total size of
27259 2009-03-30 Martin Jambor <mjambor@suse.cz>
27261 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27262 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27263 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27266 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27267 seen_variable_array_ref while also traversing a union.
27269 * tree-inline.c (optimize_inline_calls): Do not call
27270 cgraph_node_remove_callees.
27271 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27272 (pass_remove_cgraph_callee_edges): New variable.
27273 * passes.c (init_optimization_passes): Add
27274 pass_remove_cgraph_callee_edges after early inlining and before all
27275 late intraprocedural passes.
27277 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27279 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27281 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27282 Fix typos in names.
27284 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27286 * combine.c (simplify_comparison): Use have_insn_for.
27287 * dojump.c (do_jump): Likewise.
27289 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27291 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27292 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27293 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27294 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27295 instead of sparc_compare_emitted.
27296 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27297 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27298 instead of sparc_compare_emitted.
27300 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27302 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27303 enter/exit cfglayout mode.
27304 (pass_partition_block): Require it.
27305 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27306 (combine_instructions): Track basic blocks instead of labels.
27307 (update_cfg_for_uncondjump): New.
27308 (try_combine): Use it. Update jumps after rescanning.
27309 (pass_combine): Require PROP_cfglayout.
27310 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27312 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27314 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27315 Provide/destroy PROP_cfglayout respectively.
27316 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27317 * tree-pass.h (PROP_cfglayout): New.
27319 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27321 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27322 fold_convert_const_fixed_from_fixed,
27323 fold_convert_const_fixed_from_int,
27324 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27325 set TREE_CONSTANT_OVERFLOW.
27326 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27327 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27329 2009-03-30 Ira Rosen <irar@il.ibm.com>
27331 * tree-vect-loop-manip.c: New file.
27332 * tree-vectorizer.c: Update documentation and included files.
27333 (vect_loop_location): Make extern.
27334 (rename_use_op): Move to tree-vect-loop-manip.c
27335 (rename_variables_in_bb, rename_variables_in_loop,
27336 slpeel_update_phis_for_duplicate_loop,
27337 slpeel_update_phi_nodes_for_guard1,
27338 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27339 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27340 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27341 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27342 find_loop_location): Likewise.
27343 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27344 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27345 get_vectype_for_scalar_type, vect_is_simple_use,
27346 supportable_widening_operation, supportable_narrowing_operation):
27348 (bb_in_loop_p): Move to tree-vect-loop.c.
27349 (new_loop_vec_info, destroy_loop_vec_info,
27350 reduction_code_for_scalar_code, report_vect_op,
27351 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27352 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27353 (vect_supportable_dr_alignment): Likewise.
27354 * tree-vectorizer.h (tree-data-ref.h): Include.
27355 (vect_loop_location): Declare.
27356 Reorganize function declarations according to the new file structure.
27357 * tree-vect-loop.c: New file.
27358 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27359 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27360 * tree-vect-data-refs.c: New file.
27361 * tree-vect-patterns.c (timevar.h): Don't include.
27362 * tree-vect-stmts.c: New file.
27363 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27364 tree-vect-slp.c, tree-vect-loop.c.
27365 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27366 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27367 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27368 (tree-vect-analyze.o): Remove.
27369 (tree-vect-transform.o): Likewise.
27370 (tree-vect-data-refs.o): Add rule.
27371 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27372 tree-vect-slp.o): Likewise.
27373 (tree-vect-patterns.o): Remove redundant dependencies.
27374 (tree-vectorizer.o): Likewise.
27375 * tree-vect-slp.c: New file.
27377 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27379 * optc-gen.awk: Warn if an option flag has multiple different
27382 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27384 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27385 -floop-block): Document dependences on PPL, CLooG and Graphite.
27387 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27389 PR rtl-optimization/323
27390 * c-common.c (c_fully_fold, convert_and_check,
27391 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27392 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27393 * c-common.def (EXCESS_PRECISION_EXPR): New.
27394 * c-cppbuiltin.c (builtin_define_float_constants): Define
27395 constants with enough digits for long double.
27396 * c-lex.c (interpret_float): Interpret constant with excess
27397 precision where appropriate.
27398 * c-opts.c (c_common_post_options): Set
27399 flag_excess_precision_cmdline. Give an error for
27400 -fexcess-precision=standard for C++ for processors where the
27401 option is significant.
27402 * c-parser.c (c_parser_conditional_expression): Handle excess
27403 precision in condition.
27404 * c-typeck.c (convert_arguments): Handle arguments with excess
27406 (build_unary_op): Move excess precision outside operation.
27407 (build_conditional_expr): Likewise.
27408 (build_compound_expr): Likewise.
27409 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27410 (build_modify_expr): Handle excess precision in RHS.
27411 (convert_for_assignment): Handle excess precision in converted
27413 (digest_init, output_init_element, process_init_element): Handle
27414 excess precision in initializer.
27415 (c_finish_return): Handle excess precision in return value.
27416 (build_binary_op): Handle excess precision in operands and add
27417 excess precision as needed for operation.
27418 * common.opt (-fexcess-precision=): New option.
27419 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27420 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27421 For standard excess precision, output explicit conversion to and
27422 truncation from XFmode.
27423 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27424 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27425 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27426 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27427 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27428 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27429 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27430 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27431 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27432 define_splits, sqrt<mode>2): Disable where appropriate for
27433 standard excess precision.
27434 * convert.c (convert_to_real): Do not shorten arithmetic to type
27435 for which excess precision would be used.
27436 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27437 * doc/invoke.texi (-fexcess-precision=): Document option.
27438 (-mfpmath=): Correct index entry.
27439 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27440 flag_excess_precision): New.
27441 * langhooks.c (lhd_post_options): Set
27442 flag_excess_precision_cmdline.
27443 * opts.c (common_handle_option): Handle -fexcess-precision=.
27444 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27445 init_excess_precision): New.
27446 (lang_dependent_init_target): Call init_excess_precision.
27447 * tree.c (excess_precision_type): New.
27448 * tree.h (excess_precision_type): Declare.
27450 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27453 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27454 non-lvalue to component.
27456 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27458 PR preprocessor/34695
27459 * Makefile.in (c-opts.o): Depend on c-tree.h.
27460 * c-common.c: Move down include of diagnostic.h.
27461 (done_lexing, c_cpp_error): New.
27462 * c-common.h (done_lexing): Declare.
27463 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27465 * c-opts.c: Include c-tree.h.
27466 (c_common_init_options): Set preprocessor error callback.
27467 (c_common_handle_option): Do not set preprocessor
27468 inhibit_warnings, warnings_are_errors, warn_system_headers,
27469 pedantic_errors or inhibit_warnings flags.
27470 (c_common_post_options): Do not check cpp_errors (parse_in).
27471 (c_common_finish): Do not output dependencies if there were
27472 errors. Do not check return value of cpp_finish.
27473 * c-ppoutput.c (pp_file_change): Set input_location.
27474 * c-tree.h (c_cpp_error): Declare.
27475 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27477 (diagnostic_build_prefix): Check override_column.
27478 * diagnostic.h (diagnostic_info): Add override_column field.
27479 (diagnostic_override_column): Define.
27481 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27483 * c-common.c (c_expand_expr, c_staticp): Remove.
27484 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27485 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27486 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27487 * c-gimplify.c (gimplify_compound_literal_expr,
27488 optimize_compound_literals_in_ctor): Remove.
27489 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27490 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27491 * c-semantics.c (emit_local_var): Remove.
27493 * langhooks-def.h (lhd_expand_expr): Remove.
27494 * langhooks.c (lhd_expand_expr): Remove.
27495 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27497 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27498 handling from c-semantics.c; don't call into langhook.
27499 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27500 * gimplify.c (gimplify_compound_literal_expr,
27501 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27502 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27503 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27504 as was done in c-gimplify.c.
27505 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27506 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27507 Move from c-common.h.
27508 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27510 * tree.c (staticp): Do not call langhook.
27511 * langhooks.c (lhd_staticp): Delete.
27512 * langhooks-def.h (lhd_staticp): Delete prototype.
27513 (LANG_HOOKS_STATICP): Delete.
27514 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27516 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27517 instead of DECL_STMTs.
27519 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27527 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27529 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27530 contained expression.
27531 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27532 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27533 conditional expressions for C.
27534 (decl_constant_value_for_optimization): Move from
27535 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27536 whether optimizing and that the expression is a VAR_DECL not of
27537 array type instead of doing such checks in the caller. Do not
27538 check pedantic. Call gcc_unreachable for C++.
27539 * c-common.def (C_MAYBE_CONST_EXPR): New.
27540 * c-common.h (c_fully_fold, c_save_expr,
27541 decl_constant_value_for_optimization): New prototypes.
27542 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27543 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27544 EXPR_INT_CONST_OPERANDS): Define.
27545 * c-convert.c (convert): Strip nops from expression.
27546 * c-decl.c (groktypename): Take extra parameters expr and
27547 expr_const_operands. Update call to grokdeclarator.
27548 (start_decl): Update call to grokdeclarator. Add statement for
27549 expressions used in type of decl.
27550 (grokparm): Update call to grokdeclarator.
27551 (push_parm_decl): Update call to grokdeclarator.
27552 (build_compound_literal): Add parameter non_const and build a
27553 C_MAYBE_COSNT_EXPR if applicable.
27554 (grokdeclarator): Take extra parameters expr and
27555 expr_const_operands. Track expressions used in declaration
27556 specifiers and declarators. Fold array sizes and track whether
27557 they are constant expressions and whether they are integer
27558 constant expressions.
27559 (parser_xref_tag): Set expr and expr_const_operands fields in
27561 (grokfield): Update call to grokdeclarator.
27562 (start_function): Update call to grokdeclarator.
27563 (build_null_declspecs): Set expr and expr_const_operands fields in
27565 (declspecs_add_type): Handle expressions in typeof specifiers.
27566 * c-parser.c (c_parser_declspecs): Set expr and
27567 expr_const_operands fields for declaration specifiers.
27568 (c_parser_enum_specifier): Likewise.
27569 (c_parser_struct_or_union_specifier): Likewise.
27570 (c_parser_typeof_specifier): Likewise. Update call to
27571 groktypename. Fold expression as needed. Return expressions with
27572 type instead of adding statements.
27573 (c_parser_attributes): Update calls to c_parser_expr_list.
27574 (c_parser_statement_after_labels): Fold expression before passing
27575 to objc_build_throw_stmt.
27576 (c_parser_condition): Fold expression.
27577 (c_parser_asm_operands): Fold expression.
27578 (c_parser_conditional_expression): Use c_save_expr. Update call
27579 to build_conditional_expr.
27580 (c_parser_alignof_expression): Update call to groktypename.
27581 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27582 original_code. Fold expression argument of va_arg. Create
27583 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27584 argument to va_arg. Update calls to groktypename. Fold array
27585 index for offsetof. Verify that first argument to
27586 __builtin_choose_expr has integer type.
27587 (c_parser_postfix_expression_after_paren_type): Update calls to
27588 groktypename and build_compound_literal. Handle expressions with
27589 side effects in type name.
27590 (c_parser_postfix_expression_after_primary): Update call to
27591 c_parser_expr_list. Set original_code for calls to
27592 __builtin_constant_p.
27593 (c_parser_expr_list): Take extra parameter fold_p. Fold
27594 expressions if requested.
27595 (c_parser_objc_type_name): Update call to groktypename.
27596 (c_parser_objc_synchronized_statement): Fold expression.
27597 (c_parser_objc_receiver): Fold expression.
27598 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27599 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27600 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27601 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27602 (struct c_typespec): Add elements expr and expr_const_operands.
27603 (struct c_declspecs): Add elements expr and expr_const_operands.
27604 (groktypename, build_conditional_expr, build_compound_literal):
27606 (in_late_binary_op): Declare.
27607 * c-typeck.c (note_integer_operands): New function.
27608 (in_late_binary_op): New variable.
27609 (decl_constant_value_for_broken_optimization): Move to c-common.c
27610 and rename to decl_constant_value_for_optimization.
27611 (default_function_array_conversion): Do not strip nops.
27612 (default_conversion): Do not call
27613 decl_constant_value_for_broken_optimization.
27614 (build_array_ref): Do not fold result.
27615 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27616 result when operand is a VLA.
27617 (c_expr_sizeof_type): Update call to groktypename. Handle
27618 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27619 result when operand names a VLA type.
27620 (build_function_call): Update call to build_compound_literal.
27621 Only fold result for calls to __builtin_* functions. Strip
27622 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27623 the function designator.
27624 (convert_arguments): Fold arguments. Update call to
27625 convert_for_assignment.
27626 (build_unary_op): Handle increment and decrement of
27627 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27628 decrement earlier. Fold operand of increment and decrement.
27629 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27630 built for integer operand. Wrap returns that are INTEGER_CSTs
27631 without being integer constant expressions or that have integer
27632 constant operands without being INTEGER_CSTs.
27633 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27634 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27635 result is an integer constant expression or can be used in
27636 unevaluated parts of one and avoid folding and wrap as
27637 appropriate. Fold operands before possibly doing -Wsign-compare
27639 (build_compound_expr): Wrap result for C99 if operands can be used
27640 in integer constant expressions.
27641 (build_c_cast): Update call to digest_init. Do not ignore
27642 overflow from casting floating-point constants to integers. Wrap
27643 results that could be confused with integer constant expressions,
27644 null pointer constants or floating-point constants.
27645 (c_cast_expr): Update call to groktypename. Handle expressions
27646 included in type name.
27647 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27648 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27649 Update calls to convert_for_assignment.
27650 (convert_for_assignment): Take new parameter
27651 null_pointer_constant. Do not strip nops or call
27652 decl_constant_value_for_broken_optimization. Set
27653 in_late_binary_op for conversions to boolean.
27654 (store_init_value): Update call to digest_init.
27655 (digest_init): Take new parameter null_pointer_constant. Do not
27656 call decl_constant_value_for_broken_optimization. pedwarn for
27657 initializers not constant expressions. Update calls to
27658 convert_for_assignment.
27659 (constructor_nonconst): New.
27660 (struct constructor_stack): Add nonconst element.
27661 (really_start_incremental_init, push_init_level, pop_init_level):
27662 Handle constructor_nonconst and nonconst element.
27663 (set_init_index): Call constant_expression_warning for array
27665 (output_init_element): Fold value. Set constructor_nonconst as
27666 applicable. pedwarn for initializers not constant expressions.
27667 Update call to digest_init. Call constant_expression_warning
27668 where constant initializers are required.
27669 (process_init_element): Use c_save_expr.
27670 (c_finish_goto_ptr): Fold expression.
27671 (c_finish_return): Fold return value. Update call to
27672 convert_for_assignment.
27673 (c_start_case): Fold switch expression.
27674 (c_process_expr_stmt): Fold expression.
27675 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27676 ensure statement expression is not evaluated in constant expression.
27677 (build_binary_op): Track whether results are integer constant
27678 expressions or may occur in such, disable folding and wrap results
27679 as applicable. Fold operands for -Wsign-compare warnings unless
27681 (c_objc_common_truthvalue_conversion): Handle results folded to
27682 integer constants that are not integer constant expressions.
27683 * doc/extend.texi: Document when typeof operands are evaluated,
27684 that condition of __builtin_choose_expr is an integer constant
27685 expression, and more about use of __builtin_constant_p in
27688 2009-03-29 Richard Guenther <rguenther@suse.de>
27690 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27691 propagate addresses of array references.
27693 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27695 * regmove.c (perhaps_ends_bb_p): Remove.
27696 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27697 from INSN and check that the main loop stays within that basic block.
27698 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27699 (regmove_forward_pass): Split out from regmove_optimize. Use
27700 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27701 (regmove_backward_pass): Split out from regmove_optimize. Use
27702 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27703 (regmove_optimize): Simplify.
27705 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27708 * config/i386/i386.c (classify_argument): Ignore flexible array
27709 member in struct and warn ABI change.
27711 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27713 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27715 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27716 (ix86_adjust_cost): Updated.
27718 2009-03-29 Jan Hubicka <jh@suse.cz>
27720 PR middle-end/28850
27721 * tree-pass.h (pass_cleanup_eh): New function.
27722 (remove_unreachable_regions): Break code handling RTL
27723 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27724 that can not be reached by runtime.
27725 (can_be_reached_by_runtime): New function.
27726 (label_to_region_map): New function.
27727 (num_eh_regions): New function.
27728 (rtl_remove_unreachable_regions): New function.
27729 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27730 (remove_eh_region): New function.
27731 * except.h: Include sbitmap and vecprim.
27732 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27733 num_eh_regions): Declare.
27734 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27735 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27736 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27737 (tree_empty_eh_handler_p): New function.
27738 (cleanup_empty_eh): New function.
27739 (cleanup_eh): New function.
27740 (pass_cleanup_eh): New function.
27742 2009-03-29 Jan Hubicka <jh@suse.cz>
27744 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27745 for removed regions.
27747 2009-03-29 Jan Hubicka <jh@suse.cz>
27749 * except.c (dump_eh_tree): Dump all datastructures.
27751 2009-03-29 Jan Hubicka <jh@suse.cz>
27753 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27754 (duplicate_eh_regions_1): Likewise.
27755 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27756 vector; call EH verification.
27757 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27758 Be ready for region being removed.
27760 2009-03-29 Jan Hubicka <jh@suse.cz>
27762 * bitmap.c (bitmap_last_set_bit): New function.
27763 * bitmap.h (bitmap_last_set_bit): Declare.
27765 2009-03-29 David Ayers <ayers@fsfe.org>
27768 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27769 by calling objc_compare_types and surpress warnings about
27770 incompatible C pointers that are compatible ObjC pointers.
27772 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27774 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27775 call initialize_inline_failed.
27776 (initialize_inline_failed): Move it from here ...
27777 * cgraph.c (initialize_inline_failed): ... to here.
27778 (cgraph_create_edge): Call initialize_inline_failed rather than
27779 setting inline_failed directly.
27781 2009-03-29 Ben Elliston <bje@au.ibm.com>
27784 * sysv4.opt (msdata): Improve comment.
27785 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27786 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27788 2009-03-29 Ben Elliston <bje@au.ibm.com>
27791 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27792 load and store attributes.
27794 2009-03-29 Ben Elliston <bje@au.ibm.com>
27796 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27797 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27798 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27799 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27800 __builtin_infq and __builtin_huge_valq.
27802 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27804 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27806 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27807 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27809 2009-03-28 Xinliang David Li <davidxl@google.com>
27811 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27812 (do_dbg_cnt): New function.
27814 2009-03-28 Jan Hubicka <jh@suse.cz>
27816 Merge from pretty-ipa:
27818 2009-03-27 Jan Hubicka <jh@suse.cz>
27820 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27821 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27822 * passes.c (function_called_by_processed_nodes_p): New.
27823 * ipa-pure-const.c (check_call): Fix handling of operands.
27824 (analyze_function): Dump debug output for skipped bodies.
27825 (local_pure_const): Use function_called_by_processed_nodes_p.
27826 * dwarf2out.c (reference_to_unused): Use output.
27827 * passes.c (do_per_function_toporder): Likewise.
27829 2008-11-12 Jan Hubicka <jh@suse.cz>
27831 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27832 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27833 state_set_in_source enum
27834 (check_decl): Ignore memory tags; do not set fake looping flags;
27836 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27837 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27838 (check_call, analyze_function): Rewrite.
27840 (add_new_function): Update call of analyze_function.
27841 (generate_summary): Add call of analyze_function.
27842 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27843 (local_pure_const): New function.
27844 (pass_local_pure_const): New pass.
27845 * ipa-inline.c (inline_transform): Set after_inlining.
27846 * tree-eh.c (stmt_can_throw_external): New.
27847 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27848 work with aliasing built.
27849 * tree-flow.h (stmt_can_throw_external): New.
27850 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27851 and local pure/const pass in early and late optimization queue.
27853 2009-03-28 Martin Jambor <mjambor@suse.cz>
27855 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27857 (fold_binary): Allow function decl aligment consideration is the
27858 second argument is integer constant one.
27859 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27860 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27861 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27863 2009-03-28 Jan Hubicka <jh@suse.cz>
27865 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27866 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27867 * function.h (rtl_data): Add nothrow flag.
27868 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27869 set DECL_NOTHROW for AVAILABLE functions.
27871 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27873 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27874 following vector keyword has expansion starting with pixel or bool
27875 keyword, expand vector to __vector and pixel or bool to __pixel or
27879 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27880 warn_if_disallowed_function_p): Removed.
27881 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27882 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27883 warning_if_disallowed_function_p.
27884 * flags.h (warn_if_disallowed_function_p,
27885 warn_disallowed_functions): Removed.
27886 * common.opt (Wdisallowed-function-list=): Removed.
27887 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27889 2009-03-28 Richard Guenther <rguenther@suse.de>
27891 PR tree-optimization/38723
27892 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27895 2009-03-28 Jan Hubicka <jh@suse.cz>
27897 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27898 test introduced by my previous patch.
27900 2009-03-28 Richard Guenther <rguenther@suse.de>
27902 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27903 the PHIs value undefined.
27905 2009-03-28 Jan Hubicka <jh@suse.cz>
27907 * tree-pass.h (pass_fixup_cfg): New pass.
27908 * ipa-inline.c (inline_transform): Set
27909 always_inline_functions_inlined/after_inlining.
27910 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27911 (pass_fixup_cfg): New pass.
27912 * passes.c (init_optimization_passes): Add fixup_cfg.
27914 2009-03-28 Richard Guenther <rguenther@suse.de>
27916 PR tree-optimization/38458
27917 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27918 argument use the arguments copy-of value.
27920 2009-03-28 Richard Guenther <rguenther@suse.de>
27922 PR tree-optimization/38180
27923 * tree-ssa-ccp.c (get_default_value): Simplify.
27924 (likely_value): Likewise.
27925 (surely_varying_stmt_p): Properly handle VOP case.
27926 (ccp_initialize): Likewise.
27927 (ccp_fold): Handle propagating through *&.
27928 (fold_const_aggregate_ref): Also handle decls.
27930 2009-03-28 Jan Hubicka <jh@suse.cz>
27932 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27933 * cgraph.h (cgraph_node): Likewise.
27934 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27935 (cgraph_reset_node): Use process flag.
27936 (cgraph_mark_functions_to_output): Likewise.
27937 (cgraph_expand_function): Likewise.
27938 (cgraph_expand_all_functions): Likewise.
27939 (cgraph_output_in_order): Likewise.
27940 * dwarf2out.c (reference_to_unused): Likewise.
27941 * passes.c do_per_function_toporder): Likewise.
27943 2009-03-28 Jan Hubicka <jh@suse.cz>
27945 Bring from lto-branch:
27947 2008-09-03 Doug Kwan <dougkwan@google.com>
27949 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27950 enums instead of reason strings.
27951 * cgraph.c (cgraph_create_edge): Same.
27952 (cgraph_inline_failed_string): New function.
27953 * cgraph.h (cgraph_inline_failed_t): New enum type.
27954 (cgraph_inline_failed_string): New prototype.
27955 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27956 char pointer to cgraph_inline_failed_t.
27957 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27958 (cgraph_default_inline_p): Ditto.
27959 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27960 to cgraph_inline_failed_t pointer.
27961 * cif-code.def: New file.
27962 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27964 (cgraph_check_inline_limits): Change type of REASON to pointer to
27965 cgraph_inline_failed_t. Replace reason strings with enums.
27966 (cgraph_default_inline_p): Ditto.
27967 (cgraph_recursive_inlining_p): Ditto.
27968 (update_caller_keys): Change type of FAILED_REASON to
27969 cgraph_inline_failed_t.
27970 (cgraph_set_inline_failed): Change type of REASON to pointer to
27971 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27972 convert enums to strings for text output.
27973 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27974 to be of type cgraph_inline_failed_t. Replace reason strings with
27975 enums. Call cgraph_inline_failed_string to covert enums
27976 to strings for text output.
27977 (cgraph_decide_inlining): Replace reason strings with enums.
27978 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27979 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27981 * tree-inline.c (expand_call_inline): Change type of REASON
27982 to cgraph_inline_failed_t. Replace reason strings with enums.
27983 Call cgraph_inline_failed_string for text output.
27984 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27987 2009-03-28 Jan Hubicka <jh@suse.cz>
27989 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27990 cgraph_clone_node): Remove master clone handling.
27991 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27992 * cgraph.h (master_clone): Remove.
27993 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27994 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27995 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27997 2009-03-28 Jan Hubicka <jh@suse.cz>
27999 * cgraph.c (cgraph_function_body_availability): Functions declared
28000 inline are always safe to assume that it is not going to be replaced.
28002 2009-03-28 Richard Guenther <rguenther@suse.de>
28004 PR tree-optimization/38513
28005 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28006 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28007 EXC_PTR_EXPR and FILTER_EXPR.
28008 (get_ref_from_reference_ops): Likewise.
28010 2009-03-28 Richard Guenther <rguenther@suse.de>
28012 PR tree-optimization/38968
28013 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28014 Use FLOOR_MOD_EXPR to compute misalignment.
28016 2009-03-28 Richard Guenther <rguenther@suse.de>
28018 PR tree-optimization/37795
28019 * tree.h (combine_comparisons): Declare.
28020 * fold-const.c (combine_comparisons): Export.
28021 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28023 (ifcombine_iforif): Use combine_comparisons.
28025 2009-03-28 Jan Hubicka <jh@suse.cz>
28027 * tree-eh.c (inlinable_call_p): New function.
28028 (make_eh_edges): Use it.
28029 (verify_eh_edges): Use it.
28030 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28031 * except.c (reachable_next_level): Add inlinable_function argument
28032 (sjlj_find_directly_reachable_regions): Update.
28033 (add_reachable_handler): Do not set saw_any_handlers.
28034 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28035 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28036 Add new inlinable call parameter.
28037 (can_throw_internal, can_throw_external): Update.
28038 * except.h (can_throw_internal_1, can_throw_external_1,
28039 foreach_reachable_handler): Update declaration.
28041 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28043 * config/arm/t-arm-coff, config/h8300/coff.h,
28044 config/i386/i386-aout.h, config/i386/i386-coff.h,
28045 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28046 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28047 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28048 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28049 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28050 sys-types.h: Remove.
28051 * Makefile.in: Remove protoize and fixproto support and references
28053 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28054 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28056 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28057 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28058 unprotoize$(exeext).
28059 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28060 (.PHONY): Don't depend on proto.
28061 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28062 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28063 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28064 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28065 build/gen-protos.o, build/scan.o, xsys-protos.h,
28066 build/fix-header$(build_exeext), build/fix-header.o,
28067 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28068 stmp-install-fixproto): Remove.
28069 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28070 SYSCALLS.c or fixproto files.
28071 (install-common): Don't install protoize.
28072 (install-headers-tar, install-headers-cpio, install-headers-cp):
28073 Don't depend on $(STMP_FIXPROTO).
28074 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28075 install fixproto files or write out fixproto settings.
28076 (uninstall): Don't uninstall protoize.
28077 * config.gcc (use_fixproto): Remove.
28078 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28079 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28080 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28081 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28082 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28083 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28084 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28085 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28086 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28087 * config/t-vxworks (STMP_FIXPROTO): Remove.
28088 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28089 STMP_FIXPROTO): Remove.
28090 * config.in, configure: Regenerate.
28091 * crtstuff.c (gid_t, uid_t): Don't undefine.
28092 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28093 (arm-*-coff, arm-*-aout: Remove target entries.
28094 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28095 Remove mention of AIX 4.1.
28096 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28097 * doc/invoke.texi (Running Protoize): Remove.
28098 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28099 (Protoize Caveats): Remove.
28100 * tsystem.h: Update comments on headers assumed to exist.
28102 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28104 * genautomata.c: Add a new year to the copyright. Add a new
28106 (struct insn_reserv_decl): Add comments for member bypass_list.
28107 (find_bypass): Remove.
28108 (insert_bypass): New.
28109 (process_decls): Use insert_bypass.
28110 (output_internal_insn_latency_func): Output all bypasses with the
28111 same input insn in one switch case.
28113 * rtl.def (define_bypass): Describe bypass choice.
28114 * doc/md.texi (define_bypass): Ditto.
28116 2009-03-27 Richard Guenther <rguenther@suse.de>
28118 * gimplify.c (mark_addressable): Export.
28119 * tree-flow.h (mark_addressable): Declare.
28120 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28121 * tree-ssa.c (verify_phi_args): Verify that address taken
28122 variables have TREE_ADDRESSABLE set.
28124 2009-03-27 Richard Guenther <rguenther@suse.de>
28126 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28127 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28128 Do not mark decls TREE_ADDRESSABLE.
28129 (build_fold_addr_expr): Adjust.
28130 (fold_addr_expr): Remove.
28131 (fold_unary): Use build_fold_addr_expr.
28132 (fold_comparison): Likewise.
28133 (split_address_to_core_and_offset): Likewise.
28134 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28136 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28137 (gimplify_modify_expr_to_memcpy): Mark source and destination
28139 * omp-low.c (create_omp_child_function): Mark the object decl
28141 (lower_rec_input_clauses): Mark the var we take the address of
28143 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28145 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28147 PR middle-end/39315
28148 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28149 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28151 2009-03-27 Richard Guenther <rguenther@suse.de>
28153 PR tree-optimization/39120
28154 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28156 (handle_lhs_call): Process return constraints. Add escape
28157 constraints if necessary.
28158 (handle_const_call): Fill out return constraints. Make nested
28159 case more precise. Avoid consttmp if possible.
28160 (handle_pure_call): Fill out return constraints. Avoid
28161 callused if possible.
28162 (find_func_aliases): Simplify call handling.
28164 2009-03-27 Richard Guenther <rguenther@suse.de>
28166 PR tree-optimization/39120
28167 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28168 as a representative.
28169 (solve_graph): Do propagate CALLUSED.
28170 (handle_pure_call): Use a scalar constraint from CALLUSED for
28172 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28175 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28178 * c-common.c (handle_aligned_attribute): Properly check alignment
28179 overflow. Use (1U << i) instead of (1 << i).
28181 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28183 * expr.h (get_mem_align_offset): Updated.
28185 * tree.h (tree_decl_common): Change align to "unsigned int" and
28186 move it before pointer_alias_set.
28188 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28189 Jakub Jelinek <jakub@redhat.com>
28192 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28193 gr_register_operand with gr_reg_or_0_operand.
28194 (cmpxchg_rel_di): Likewise.
28195 (sync_lock_test_and_set<mode>): Likewise.
28197 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28199 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28200 (true_regnum): Likewise.
28202 * rtlanal.c (subreg_info): Moved to ...
28203 * rtl.h (subreg_info): Here. New.
28204 (subreg_get_info): New.
28206 * rtlanal.c (subreg_get_info): Make it extern.
28208 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28211 * config/i386/i386.c (ix86_abi): New.
28212 (override_options): Handle -mabi=.
28213 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28214 (ix86_call_abi_override): Likewise.
28215 (init_cumulative_args): Likewise.
28216 (function_arg_advance): Likewise.
28217 (function_arg_64): Likewise.
28218 (function_arg): Likewise.
28219 (ix86_pass_by_reference): Likewise.
28220 (ix86_function_value_regno_p): Likewise.
28221 (ix86_build_builtin_va_list_abi): Likewise.
28222 (setup_incoming_varargs_64): Likewise.
28223 (is_va_list_char_pointer): Likewise.
28224 (ix86_init_machine_status): Likewise.
28225 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28226 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28227 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28228 (ix86_function_abi): Make it static and return enum calling_abi.
28229 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28231 (ix86_fn_abi_va_list): Updated.
28233 * config/i386/i386.h (ix86_abi): New.
28234 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28235 (CONDITIONAL_REGISTER_USAGE): Likewise.
28236 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28237 (machine_function): Likewise.
28239 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28241 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28242 (STACK_BOUNDARY): Likewise.
28243 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28245 * config/i386/i386.opt (mabi=): New.
28247 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28248 return enum calling_abi.
28249 (ix86_function_type_abi): Likewise.
28250 (ix86_function_abi): Removed.
28252 * doc/invoke.texi: Document -mabi= option for x86.
28254 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28256 * builtins.c (real_dconstp): Delete.
28257 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28259 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28260 Jakub Jelinek <jakub@redhat.com>
28263 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28264 (gen_subprogram_die): When a function is explicit, generate the
28265 DW_AT_explicit attribute.
28266 * langhooks.h (struct lang_hooks_for_decls): Add
28267 function_decl_explicit_p langhook.
28268 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28269 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28271 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28273 * builtins.c (fold_builtin_memory_op): Optimize memmove
28274 into memcpy if we can prove source and destination don't overlap.
28276 * tree-inline.c: Include gt-tree-inline.h.
28277 (clone_fn_id_num): New variable.
28278 (clone_function_name): New function.
28279 (tree_function_versioning): Use it.
28280 * Makefile.in (GTFILES): Add tree-inline.c.
28282 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28284 * BASE-VER: Change to 4.5.0.
28286 2009-03-27 Xinliang David Li <davidxl@google.com>
28288 PR tree-optimization/39557
28289 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28291 2009-03-27 Xinliang David Li <davidxl@google.com>
28293 PR tree-optimization/39548
28294 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28297 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28299 * c-common.c (pointer_int_sum): Use %wd on return from
28302 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28304 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28305 on return from tree_low_cst.
28307 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28310 * ginclude/stdarg.h (va_copy): Define also for
28311 __GXX_EXPERIMENTAL_CXX0X__.
28313 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28316 * builtins.h (c_strlen): Do not warn here.
28317 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28318 * c-common.c (pointer_int_sum): Take an explicit location.
28319 Warn about offsets out of bounds.
28320 * c-common.h (pointer_int_sum): Adjust declaration.
28322 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28324 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28327 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28330 * opts.c (warn_if_disallowed_function_p): Don't assume
28331 get_callee_fndecl must return non-NULL.
28333 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28335 PR rtl-optimization/39522
28336 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28337 when reg_reloaded_valid is set.
28339 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28341 * config/spu/divv2df3.c: New file.
28342 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28343 (DPBIT_FUNCS): Filter out _div_df.
28345 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28347 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28348 a jump insn, count that jump in the distance to the loop start.
28350 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28353 * config/sh/sh.c (calc_live_regs): Fix condition for global
28354 registers except PIC_OFFSET_TABLE_REGNUM.
28356 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28359 * doc/invoke.texi (-mconsole): New.
28361 (-mno-cygwin): New.
28363 (-mnop-fun-dllimport): New.
28367 (sub section "i386 and x86-64 Windows Options"): New.
28369 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28371 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28372 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28374 2009-03-25 Richard Guenther <rguenther@suse.de>
28376 PR middle-end/39497
28377 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28380 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28382 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28383 neither of haifa/selective schedulers are working.
28385 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28387 * doc/invoke.texi (Debugging Options): Fix description of
28388 -fno-merge-debug-strings.
28390 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28392 * config/cris/libgcc.ver: New version-script.
28393 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28395 * configure.ac <GAS features, nop mnemonic>: Add pattern
28396 crisv32-*-* for "nop".
28397 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28398 * configure: Regenerate.
28400 2009-03-24 Ira Rosen <irar@il.ibm.com>
28402 PR tree-optimization/39529
28403 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28404 mark_sym_for_renaming for the tag copied to the new vector
28407 2009-03-24 Arthur Loiret <aloiret@debian.org>
28409 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28410 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28411 EXTRA_SPEC_FUNCTIONS.
28412 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28413 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28414 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28415 -march and -mtune options.
28417 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28419 * config/m68k/t-rtems: Add m5329 multilib.
28421 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28422 Jakub Jelinek <jakub@redhat.com>
28425 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28428 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28431 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28432 instead of c_parser_expression_conv, if original_code isn't one of the
28433 4 allowed comparison codes, fail.
28435 2009-03-23 Richard Guenther <rguenther@suse.de>
28437 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28438 * tree.h (struct tree_type): Likewise.
28439 * reload.h (struct insn_chain): Likewise.
28440 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28441 * function.h (struct function): Likewise.
28442 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28444 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28446 PR tree-optimization/39516
28447 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28449 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28451 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28452 should be set true if BITS_PER_WORD of target is bigger than 32
28454 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28456 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28457 Translate -B-options to -rpath-link. Correct existing
28458 rpath-link and conditionalize on !nostdlib.
28460 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28462 * doc/extend.texi (Function Attributes, Variable Attributes):
28464 * doc/invoke.texi (Debugging Options, Optimize Options)
28465 (i386 and x86-64 Options, MCore Options): Likewise.
28467 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28470 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28471 it for block local namespace aliases.
28472 (gen_decl_die): Pass context_die to gen_namespace_die.
28474 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28477 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28478 minimum or maximum value.
28480 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28482 * reginfo.c (globalize_reg): Recompute derived reg sets.
28484 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28487 * libgcc2.c (mprotect): Do not use signed arguments for
28488 VirtualProtect, use DWORD arguments. Also fix the 'may
28489 be used uninitialized' warning for the np variable.
28491 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28494 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28495 functions using regparm calling conventions when not optimizing.
28496 (ix86_function_sseregparm): Similarly for sseregparm calling
28499 2009-03-19 Li Feng <nemokingdom@gmail.com>
28501 PR middle-end/39500
28502 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28503 dependence if the first conflict is after niter iterations.
28505 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28507 PR middle-end/38609
28508 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28509 functions with dynamic stack-pointer adjustments.
28511 2009-03-19 Ben Elliston <bje@au.ibm.com>
28513 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28514 option; change to -msdata=data.
28516 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28518 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28521 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28524 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28526 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28528 * doc/invoke.texi (Code Gen Options): Expand discussion of
28531 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28533 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28534 * matrix-reorg.c (struct matrix_info): Likewise.
28535 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28536 * rtl.h (struct mem_attrs): Likewise.
28537 * df.h (struct df): Likewise.
28538 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28539 * ira-int.h (struct ira_allocno): Likewise.
28540 * df-scan.c (struct df_collection_rec): Likewise.
28541 * ira.c (struct equivalence): Likewise.
28542 * function.c (struct temp_slot): Likewise.
28543 * cfgloop.h (struct loop): Likewise.
28546 * function.c (use_register_for_decl): When not optimizing, disregard
28547 register keyword for variables with types containing methods.
28549 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28551 PR middle-end/39447
28552 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28553 (is_simple_operand): Call contains_component_ref_p before calling data
28554 reference analysis that would fail on COMPONENT_REFs.
28556 * tree-vrp.c (search_for_addr_array): Fix formatting.
28558 2009-03-18 Richard Guenther <rguenther@suse.de>
28560 * tree-vect-transform.c (vect_loop_versioning): Fold the
28561 generated comparisons.
28562 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28563 (slpeel_tree_peel_loop_to_edge): Likewise.
28565 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28567 PR middle-end/37805
28568 * opts.c (print_specific_help): In addition to `undocumented',
28569 accept `separate' and `joined' flags if passed alone. Describe
28570 output by the first matched one of those.
28571 (common_handle_option): Skip over empty strings.
28572 * gcc.c (display_help): Fix help string for `--help='.
28573 * doc/invoke.texi (Option Summary, Overall Options): With
28574 `--help=', classes and qualifiers can both be repeated, but
28575 only the latter can be negated. One should not pass only
28576 negated qualifiers. Fix markup and examples.
28579 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28580 PR middle-end/37805
28581 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28582 and -fhelp=separate.
28584 2009-03-17 Jing Yu <jingyu@google.com>
28586 PR middle-end/39378
28587 * function.h (struct rtl_data): Move is_thunk from here...
28588 (struct function): ...to here.
28589 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28590 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28592 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28594 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28595 (alpha_output_function_end_prologue): Likewise.
28596 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28597 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28598 (rs6000_output_function_epilogue): Likewise.
28599 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28601 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28604 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28605 from different units in a single alternative.
28606 (*truncdfsf_i387): Ditto.
28607 (*truncxfsf2_mixed): Ditto.
28608 (*truncxfdf2_mixed): Ditto.
28610 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28612 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28613 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28616 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28617 unused non-artificial variables when not optimizing.
28620 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28621 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28622 NAMESPACE_DECL in its DECL_INITIAL.
28624 PR middle-end/39443
28625 * optabs.c (set_user_assembler_libfunc): New function.
28626 * expr.h (set_user_assembler_libfunc): New prototype.
28627 * c-common.c: Include libfuncs.h.
28628 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28629 for memcmp, memset, memcpy, memmove and abort.
28630 * Makefile.in (c-common.o): Depend on libfuncs.h.
28633 * dwarf2out.c (gen_inlined_enumeration_type_die,
28634 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28635 gen_tagged_type_instantiation_die): Removed.
28636 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28639 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28642 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28644 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28645 (check-parallel-%): Ditto.
28646 (check-consistency): Ditto.
28648 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28650 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28651 local variable rhs by NULL_TREE.
28653 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28656 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28658 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28661 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28663 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28666 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28667 for ms->sysv ABI calls only in 64bit mode.
28669 * config/i386/i386.md (untyped_call): Support 32bit.
28671 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28673 * doc/extend.texi: Replace x86_65 with x86_64.
28675 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28677 PR tree-optimization/39455
28678 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28679 mismatches for POINTER_TYPE_P (type).
28680 (number_of_iterations_le): Likewise.
28682 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28684 * config/picochip/picochip.c: Removed profiling support.
28685 * config/picochip/picochip.md: Removed profiling instruction.
28686 * config/picochip/picochip.h: Removed profiling builtin.
28688 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28690 * doc/install.texi (--with-host-libstdcxx): Document.
28692 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28695 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28696 generate a warning if the function name does not begin with
28697 "__vector" and the function has either the 'signal' or 'interrupt'
28698 attribute, from here to ...
28699 (avr_declare_function_name): ...here. New function.
28700 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28701 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28703 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28706 * cse.c (fold_rtx): Don't modify original const_arg1 when
28707 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28708 separate variable instead.
28709 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28710 from out of range shift counts.
28711 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28713 2009-03-13 Catherine Moore <clm@codesourcery.com>
28715 * config/i386/x-mingw32 (host-mingw32.o): Replace
28716 diagnostic.h with $(DIAGNOSTIC_H).
28718 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28721 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28723 * config/i386/sync.md (sync_compare_and_swap<mode>,
28724 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28725 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28727 (sync_double_compare_and_swapdi_pic,
28728 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28729 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28731 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28734 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28736 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28739 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28740 (avx_addsubv4df3): Likewise.
28741 (*avx_addsubv4sf3): Likewise.
28742 (sse3_addsubv4sf3): Likewise.
28744 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28747 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28749 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28752 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28753 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28754 registers for allocnos created from user-defined variables.
28756 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28759 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28760 of non-integer mode as well.
28762 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28764 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28765 for functions for which the parameter types are unknown.
28767 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28770 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28771 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28772 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28773 * config/i386/i386.c (ix86_local_alignment): For
28774 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28775 long long variables on the stack to avoid dynamic realignment.
28776 Allow the first argument to be a decl rather than type.
28777 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28779 2009-03-11 Nick Clifton <nickc@redhat.com>
28782 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28784 Add description to mno-lsim option.
28785 * config/mcore/mcore.h: Remove comment about deprecated m4align
28787 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28788 * doc/invoke.texi: Add description of mno-lsim and
28789 mstack-increment options.
28791 * config/fr30/fr30.opt: Document the -mno-lsim option.
28792 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28793 and -mno-lsim options.
28795 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28797 * fold-const.c (fold_comparison): Only call fold_inf_compare
28798 if the mode supports infinities.
28800 2009-03-11 Jason Merrill <jason@redhat.com>
28803 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28804 end already did. Notice GIMPLE_CALL modifications of the result.
28805 Don't copy debug information from an ignored decl or a decl from
28808 2009-03-10 Richard Guenther <rguenther@suse.de>
28809 Nathan Froyd <froydnj@codesourcery.com>
28811 PR middle-end/37850
28812 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28813 (__divMODE3): Likewise.
28815 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28817 PR tree-optimization/39394
28818 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28819 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28821 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28823 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28824 inline asms for register asm ("") declarations.
28826 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28828 * fold-const.c (fold_unary): Fix comment.
28830 2009-03-07 Jan Hubicka <jh@suse.cz>
28833 * tree-inline.c (setup_one_parameter): Do replacement of const
28834 argument by constant in SSA form.
28836 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28838 PR middle-end/38028
28839 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28840 determine alignment passed to assign_stack_local.
28841 (assign_parms_unsplit_complex): Likewise.
28842 * except.c (sjlj_build_landing_pads): Likewise.
28844 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28846 PR middle-end/39360
28847 * tree-flow.h (add_referenced_var): Return bool instead of void.
28848 * tree-dfa.c (add_referenced_var): Return result of
28849 referenced_var_check_and_insert call.
28850 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28851 of referenced_var_check_and_insert.
28854 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28855 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28856 DIE, don't emit it if abstract origin already has it.
28857 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28858 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28860 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28862 * genpreds.c (needs_variable): Fix parentheses at variable name
28864 (write_tm_constrs_h): Indent generated code.
28866 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28868 * doc/extend.texi (Function Attributes): Add documentation
28869 for isr attributes.
28871 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28874 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28875 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28877 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28879 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28882 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28885 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28886 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28888 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28890 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28891 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28892 constants instead of magic numbers.
28893 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28895 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28896 (x86_64_ms_abi_int_parameter_registers): Ditto.
28897 (x86_64_int_return_registers): Ditto.
28898 (ix86_maybe_switch_abi): Ditto.
28899 (ix86_expand_call): Ditto for clobbered_registers array.
28900 (ix86_hard_regno_mode_ok): Ditto.
28901 (x86_extended_QIreg_mentioned_p): Ditto.
28903 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28905 PR tree-optimization/39349
28906 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28908 * combine.c (gen_lowpart_for_combine): Use omode when generating
28911 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28913 PR rtl-optimization/39235
28914 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28916 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28918 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28920 2009-03-04 Richard Guenther <rguenther@suse.de>
28922 PR tree-optimization/39362
28923 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28924 that occur in abnormal PHIs should be varying.
28926 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28928 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28930 (simple_iv): Take loop as an argument instead of statement.
28931 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28932 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28934 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28936 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28937 * matrix-reorg.c (analyze_transpose): Ditto.
28938 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28939 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28940 * tree-predcom.c (ref_at_iteration): Ditto.
28941 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28943 2009-03-04 Richard Guenther <rguenther@suse.de>
28945 PR tree-optimization/39358
28946 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28947 escaped_id and callused_id.
28948 (solve_graph): Likewise.
28950 2009-03-04 Richard Guenther <rguenther@suse.de>
28952 PR tree-optimization/39339
28953 * tree-sra.c (try_instantiate_multiple_fields): Make it
28954 no longer ICE on the above.
28956 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28958 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28959 that fits within Pmode.
28961 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28963 PR middle-end/10109
28964 * tm.texi (LIBCALL_VALUE): Update description.
28966 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28968 PR middle-end/34443
28969 * doc/extend.texi (section): Update description.
28971 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28973 PR middle-end/39345
28974 * tree-inline.c (remapped_type): New.
28975 (can_be_nonlocal): Call remapped_type instead of remap_type.
28977 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28980 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28981 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28983 2009-03-03 Richard Guenther <rguenther@suse.de>
28985 PR middle-end/39272
28986 * tree.c (tree_nonartificial_location): New function.
28987 * tree.h (tree_nonartificial_location): Declare.
28988 * builtins.c (expand_builtin_memory_chk): Provide location
28989 of the call location for artificial function pieces.
28990 (maybe_emit_chk_warning): Likewise.
28991 (maybe_emit_sprintf_chk_warning): Likewise.
28992 (maybe_emit_free_warning): Likewise.
28993 * expr.c (expand_expr_real_1): Likewise.
28995 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28997 PR tree-optimization/39343
28998 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28999 COMPONENT_REF t has ARRAY_TYPE.
29001 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29003 PR middle-end/39335
29004 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29005 when the type precision of the induction variable should be
29006 larger than the type precision of nit.
29007 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29008 * graphite.c (graphite_loop_normal_form): Same.
29009 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29011 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29013 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29014 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29015 numbers to describe clobbered registers.
29016 (*call_value_0_rex64_ms_sysv): Ditto.
29017 * config/i386/mmx.md (mmx_emms): Ditto.
29018 (mmx_femms): Ditto.
29020 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29022 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29025 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29027 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29028 (spu_section_type_flags): New function.
29030 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29032 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29033 reg_class_contents of FLOAT_REGS into a temporary.
29035 2009-03-02 Richard Guenther <rguenther@suse.de>
29036 Ira Rosen <irar@il.ibm.com>
29038 PR tree-optimization/39318
29039 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29040 information to the vectorized statement.
29042 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29044 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29045 variable. Use defined names instead of magic constants for REX SSE
29048 2009-03-01 Richard Guenther <rguenther@suse.de>
29050 PR tree-optimization/39331
29051 * omp-low.c (lower_send_shared_vars): Do not receive new
29052 values for the reference of DECL_BY_REFERENCE parms or results.
29054 2009-03-01 Jan Hubicka <jh@suse.cz>
29057 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29058 BLOCK_NONLOCALIZED_VAR): New macros.
29059 (tree_block): Add nonlocalized_vars.
29060 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29061 gen_decl_die): Add origin argument. Allow generation of die with
29062 origin at hand only.
29063 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29064 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29066 (gen_block_die): Fix checking for unused blocks.
29067 (process_scope_var): Break out from .... ; work with origins only.
29068 (decls_for_scope) ... here; process nonlocalized list.
29069 (dwarf2out_ignore_block): Look for nonlocalized vars.
29070 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29072 (dump_scope_block): Dump them.
29073 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29074 (remap_block): Likewise.
29075 (can_be_nonlocal): New predicate.
29076 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29078 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29080 * configure: Regenerate.
29082 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29084 * optc-gen.awk: No need to duplicate option flags twice.
29085 Reuse help texts for duplicate options which do not have any.
29087 * gcc.c (display_help): Document --version.
29089 * gcc.c (main): If print_help_list and verbose_flag, ensure
29090 driver output comes before subprocess output.
29092 * optc-gen.awk: Assign all remaining fields to help string,
29093 space-separated, for multi-line help in *.opt.
29095 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29096 -Wno-pedantic-ms-format is for MinGW targets only.
29098 * doc/options.texi (Option file format): Fix bad indentation,
29099 restoring dropped sentence.
29101 2009-02-28 Jan Hubicka <jh@suse.cz>
29103 * tree-inline.c (tree_function_versioning): Output debug info.
29105 2009-02-28 Jan Hubicka <jh@suse.cz>
29108 * tree-inline.c (setup_one_parameter): Do not copy propagate
29109 arguments when not optimizing.
29111 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29114 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29115 (avx_addsubv4df3): Likewise.
29116 (*avx_addsubv4sf3): Likewise.
29117 (sse3_addsubv4sf3): Likewise.
29118 (*avx_addsubv2df3): Likewise.
29119 (sse3_addsubv2df3): Likewise.
29120 (avx_unpckhps256): Correct item selectors.
29121 (avx_unpcklps256): Likewise.
29122 (avx_unpckhpd256): Likewise.
29123 (avx_unpcklpd256): Likewise.
29125 2009-02-28 Jan Hubicka <jh@suse.cz>
29127 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29129 (copy_arguments_for_versioning): If var is declared don't declare it.
29130 (tree_function_versioning): First setup substitutions and then copy
29133 2009-02-27 Jan Hubicka <jh@suse.cz>
29136 * cgraph.h (varpool_output_debug_info): Remove.
29137 * cgraphunit.c (varpool_output_debug_info): Remove.
29138 * dwarf2out.c (deferred_locations_struct): New struct
29139 (deferred_locations): New type.
29140 (deferred_locations_list): New static var.
29141 (deffer_location): New function.
29142 (gen_variable_die): Use it.
29143 (decls_for_scope): Output info on local static vars.
29144 (dwarf2out_finish): Process deferred locations.
29145 * varpool.c (varpool_output_debug_info): Remove.
29147 2009-02-27 Jan Hubicka <jh@suse.cz>
29150 * tree.h (TREE_PROTECTED): Fix comment.
29151 (BLOCK_HANDLER_BLOCK): Remove.
29152 (struct tree_block): Remove handler_block add body_block.
29153 (inlined_function_outer_scope_p): New.
29154 (is_body_block): Remove.
29155 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29156 * dwarf2out.c (is_inlined_entry_point): Remove.
29157 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29158 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29160 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29161 * gimplify.c (gimplify_expr): Gimplify body blocks.
29162 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29163 block with multiple subblocks.
29164 (dump_scope_block): Prettier output; dump more flags and info.
29165 (dump_scope_blocks): New.
29166 (remove_unused_locals): Use dump_scope_blocks.
29167 * tree-flow.h (dump_scope_blocks): Declare.
29168 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29169 * stmt.c (is_body_block): Remove.
29170 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29171 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29173 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29175 PR middle-end/39308
29176 * graphite.c (graphite_loop_normal_form): Do not call
29177 number_of_iterations_exit from a gcc_assert.
29179 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29181 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29182 jumps if COND is NULL.
29183 (find_cond_jump): New function.
29184 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29185 * config/s390/s390.md: Remove z10_cobra attribute value.
29187 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29189 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29190 force_const_mem returns NULL_RTX.
29192 2009-02-26 Jan Hubicka <jh@suse.cz>
29195 * cgraph.h (varpool_output_debug_info): Remove.
29196 * cgraphunit.c (varpool_output_debug_info): Remove.
29197 * dwarf2out.c (deferred_locations_struct): New struct
29198 (deferred_locations): New type.
29199 (deferred_locations_list): New static var.
29200 (deffer_location): New function.
29201 (gen_variable_die): Use it.
29202 (decls_for_scope): Output info on local static vars.
29203 (dwarf2out_finish): Process deferred locations.
29204 * varpool.c (varpool_output_debug_info): Remove.
29206 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29208 PR rtl-optimization/39241
29209 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29210 to subreg_offset_representable_p.
29212 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29214 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29215 execute function prototype. Get f and nregs from max_reg_num
29216 and get_insns. Remove the first backward pass as it's dead,
29217 guard the forward pass by flag_expensive_optimizations.
29218 (rest_of_handle_regmove): Delete.
29219 (pass_regmove): Replace it with regmove_optimize.
29221 2009-02-25 Martin Jambor <mjambor@suse.cz>
29223 PR tree-optimization/39259
29224 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29225 calls_alloca function flags.
29226 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29227 calls are detected.
29229 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29231 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29232 flags_set_1_rtx, flags_set_1_set): Delete.
29233 (regmove_optimize): Do not call mark_flags_life_zones.
29235 2009-02-24 Julian Brown <julian@codesourcery.com>
29238 * config/arm/arm.c (require_pic_register): Only set
29239 cfun->machine->pic_reg once per function.
29241 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29243 * doc/invoke.texi (Link Options): Document an easier way to pass
29244 options that take arguments to the GNU linker using -Xlinker and -Wl.
29246 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29249 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29251 2009-02-24 Richard Guenther <rguenther@suse.de>
29254 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29256 2009-02-24 Richard Guenther <rguenther@suse.de>
29257 Zdenek Dvorak <ook@ucw.cz>
29259 PR tree-optimization/39233
29260 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29261 from converting them to a generic type.
29263 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29265 PR tree-optimization/39260
29266 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29267 contains a condition with a real type.
29268 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29270 2009-02-23 Jason Merrill <jason@redhat.com>
29273 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29274 narrowing_initializer_constant_valid_p.
29275 (narrowing_initializer_constant_valid_p): Don't return
29276 null_pointer_node for adding a pointer to itself.
29278 2009-02-23 Jan Hubicka <jh@suse.cz>
29281 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29284 2009-02-23 Jan Hubicka <jh@suse.cz>
29286 PR tree-optimization/37709
29287 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29288 * tree.h (block_ultimate_origin): Declare.
29289 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29290 * tree-ssa-live.c (remove_unused_scope_block_p):
29291 Eliminate blocks containig no instructions nor live variables nor
29293 (dump_scope_block): New function.
29294 (remove_unused_locals): Enable removal of dead blocks by default;
29295 enable dumping at TDF_DETAILS.
29297 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29299 * config/i386/i386.c (classify_argument): Don't allow COImode
29301 (function_arg_advance_32): Don't allow OImode.
29302 (function_arg_32): Likewise.
29303 (function_value_32): Likewise.
29304 (return_in_memory_32): Likewise.
29305 (function_arg_64): Remove OImode comment.
29307 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29310 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29311 ix86_expand_vector_set for V4DImode in 64bit mode only.
29312 (ix86_expand_vector_init_one_var): Likewise.
29314 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29316 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29318 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29321 * loop-iv.c: Revert last change.
29322 * emit-rtl.c: Likewise.
29324 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29327 * config/i386/i386.c (type_natural_mode): Remove an extra
29328 space in the warning message.
29329 (function_value_32): Handle 32-byte vector modes.
29330 (return_in_memory_32): Likewise.
29332 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29334 * loop-iv.c (truncate_value): New function.
29335 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29337 (lowpart_subreg): Move to...
29338 * emit-rtl.c: ...here.
29340 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29342 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29343 accidental and undocumented change at revision 140860.
29345 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29347 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29348 take gimple_seq * arguments.
29349 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29350 types_compatible_p langhook.
29352 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29353 Joseph Myers <joseph@codesourcery.com>
29355 * config/arm/arm.c (arm_builtin_va_list): New function.
29356 (arm_expand_builtin_va_start): Likewise.
29357 (arm_gimplify_va_arg_expr): Likewise.
29358 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29359 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29360 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29361 (va_list_type): New variable.
29362 (arm_mangle_type): Mangle va_list_type appropriately.
29364 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29366 PR middle-end/39157
29367 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29368 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29369 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29370 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29371 parameter to 1000 for -O1 by default.
29372 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29374 * loop-invariant.c: Include params.h.
29375 (move_loop_invariants): Don't call move_single_loop_invariants on
29378 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29380 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29381 offset when calculating bounds for indexing stack_usage_map. Fixes
29382 a buffer overflow with certain target setups.
29384 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29387 * calls.c (expand_call): Clear try_tail_call if caller and callee
29388 disagree in promotion of function return value.
29390 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29393 * c-common.c (c_determine_visibility): If visibility changed and
29394 DECL_RTL has been already set, call make_decl_rtl to update symbol
29397 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29400 * varasm.c (assemble_variable): Don't check DECL_NAME when
29401 globalizing a variable.
29403 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29406 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29407 expression before any __builtin_trap call.
29408 * c-typeck.c (build_function_call): Convert and check function
29409 arguments before generating a call to a trap. Evaluate the
29410 function arguments before the trap.
29412 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29415 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29416 (UNSPEC_FXAM_MEM): New unspec.
29417 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29418 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29419 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29421 2009-02-19 Richard Guenther <rguenther@suse.de>
29423 PR tree-optimization/39207
29424 PR tree-optimization/39074
29425 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29426 storedanything_tree): New.
29427 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29428 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29429 (build_succ_graph): Add edges from STOREDANYTHING to all
29431 (init_base_vars): Initialize STOREDANYTHING.
29432 (compute_points_to_sets): Free substitution info after
29433 building the succ graph.
29434 (ipa_pta_execute): Likewise.
29436 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29438 (do_ds_constraint): Do not add to special var or non-pointer
29440 (type_could_have_pointers): Split out from ...
29441 (could_have_pointers): ... here. For arrays use the element type.
29442 (create_variable_info_for): Initialize may_have_pointers.
29443 (new_var_info): Likewise.
29444 (handle_lhs_call): Make the HEAP variable unknown-sized.
29445 (intra_create_variable_infos): Use a type with pointers for
29446 PARM_NOALIAS, make it unknown-sized.
29448 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29451 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29453 2009-02-18 Jason Merrill <jason@redhat.com>
29456 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29457 value if DECL_EXTERNAL.
29458 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29459 * target.h (gcc_target::binds_local_p): Clarify "module".
29460 * tree.h (TREE_PUBLIC): Clarify "module".
29462 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29465 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29466 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29468 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29471 * c.opt (Wabi): Support C and ObjC.
29474 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29476 * config/i386/i386.c (classify_argument): Warn once about the ABI
29477 change when passing union with long double.
29479 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29481 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29484 * c-parser.c (c_parser_compound_statement): Always enter and leave
29487 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29490 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29492 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29494 PR tree-optimization/36922
29495 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29496 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29499 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29501 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29504 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29506 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29508 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29510 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29513 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29514 Richard Sandiford <rdsandiford@googlemail.com>
29516 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29517 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29518 (loongson_biadd): ...this.
29520 2009-02-17 Richard Guenther <rguenther@suse.de>
29522 PR tree-optimization/39202
29523 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29524 a var make sure to follow existing collapses.
29526 2009-02-17 Richard Guenther <rguenther@suse.de>
29528 PR middle-end/39214
29529 * langhooks.c (lhd_print_error_function): Check for NULL block.
29531 2009-02-17 Richard Guenther <rguenther@suse.de>
29533 PR tree-optimization/39204
29534 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29537 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29539 * config/soft-fp/double.h: Update from glibc CVS.
29541 2009-02-17 Richard Guenther <rguenther@suse.de>
29543 PR tree-optimization/39207
29544 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29545 strict-aliasing warnings for pointers pointing to NULL.
29547 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29550 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29551 skipping until next close brace.
29553 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29556 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29557 to function argument boundary.
29559 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29561 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29562 in the lea_add. Reload eventually constraints it properly.
29563 * config/picochip/constraints.md: Remove the target constraint
29564 "b", since it is not needed anymore.
29566 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29568 * gthr-dce.h: Uglify function parameter and local variable names.
29569 * gthr-gnat.h: Likewise.
29570 * gthr-mipssde.h: Likewise.
29571 * gthr-nks.h: Likewise.
29572 * gthr-posix95.h: Likewise.
29573 * gthr-posix.h: Likewise.
29574 * gthr-rtems.h: Likewise.
29575 * gthr-single.h: Likewise.
29576 * gthr-solaris.h: Likewise.
29577 * gthr-tpf.h: Likewise.
29578 * gthr-vxworks.h: Likewise.
29579 * gthr-win32.h: Likewise.
29581 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29584 * config/i386/i386.md: Restrict the new peephole2 to move
29585 between MMX/SSE registers.
29587 2009-02-15 Richard Guenther <rguenther@suse.de>
29590 2009-02-13 Richard Guenther <rguenther@suse.de>
29592 * configure.ac: Enable LFS.
29593 * configure: Re-generate.
29594 * config.in: Likewise.
29596 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29598 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29599 spu_srqwbyte, spu_srqwbytebc): Define.
29600 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29601 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29602 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29603 "shrqby_<mode>"): New insn-and-split patterns.
29604 * config/spu/spu.c (expand_builtin_args): Determine and return
29605 number of operands using spu_builtin_description data.
29606 (spu_expand_builtin_1): Use it.
29608 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29611 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29614 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29617 * config/i386/i386.c (override_options): Correct warning
29618 messages for -malign-loops, -malign-jumps and -malign-functions.
29620 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29623 * config/i386/i386.md: Restrict the new peephole2 to move
29624 between the general purpose registers.
29626 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29629 * config/i386/i386.c (type_natural_mode): Add a new argument.
29630 Return the original mode and warn ABI change if vector size is 32byte.
29631 (function_arg_advance): Updated.
29632 (function_arg): Likewise.
29633 (ix86_function_value): Likewise.
29634 (ix86_return_in_memory): Likewise.
29635 (ix86_sol10_return_in_memory): Likewise.
29636 (ix86_gimplify_va_arg): Likewise.
29637 (function_arg_32): Don't warn ABX ABI change here.
29638 (function_arg_64): Likewise.
29640 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29642 * loop-iv.c (implies_p): In the final case, test that operands 0
29643 of the two comparisons match.
29645 * config/bfin/bfin.c (find_prev_insn_start): New function.
29646 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29647 (find_next_insn_start): Move.
29649 2009-02-13 Richard Guenther <rguenther@suse.de>
29651 * configure.ac: Enable LFS.
29652 * configure: Re-generate.
29653 * config.in: Likewise.
29655 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29658 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29659 sizes on syntax error after some arguments have been parsed.
29661 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29663 * doc/invoke.texi (-fira): Remove.
29665 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29667 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29668 * recog.c: Likewise.
29671 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29673 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29674 (umul_ppmm): Likewise.
29675 (count_leading_zeros): Likewise.
29676 (count_trailing_zeros): Likewise.
29677 (UMUL_TIME): Likewise.
29679 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29681 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29682 soft-fp/t-softfp to tmake_file.
29684 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29685 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29686 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29687 IA64_BUILTIN_INFQ]: New.
29688 (ia64_init_builtins): Initialize __builtin_infq,
29689 __builtin_fabsq and __builtin_copysignq if not HPUX.
29690 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29691 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29693 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29695 (__fixtfti): Likewise.
29696 (__fixunstfti): Likewise.
29697 (__floattitf): Likewise.
29699 * config/ia64/libgcc-glibc.ver: New.
29700 * config/ia64/t-fprules-softfp: Likewise.
29701 * config/ia64/sfp-machine.h: Likewise.
29703 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29704 (LIBGCC2_TF_CEXT): Likewise.
29705 (TF_SIZE): Likewise.
29706 (TARGET_INIT_LIBFUNCS): Likewise.
29708 * config/ia64/t-glibc (SHLINB_MAPFILES):
29709 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29711 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29713 * config/i386/i386.c (construct_container): Rewrite processing
29714 BLKmode with X86_64_SSE_CLASS.
29716 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29719 * config/i386/i386.md: Replace simplify_replace_rtx with
29720 replace_rtx in the new peephole2.
29722 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29724 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29725 loop unrolling do not happen at -O2.
29727 2009-02-12 Michael Matz <matz@suse.de>
29729 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29731 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29733 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29736 2009-02-12 Ben Elliston <bje@au.ibm.com>
29738 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29739 patterns when updating the back chain. Missed in the 2009-02-10
29742 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29744 * doc/extend.texi (Decimal Floating Types): Update identifier of
29745 draft TR and list of missing support.
29747 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29749 PR middle-end/39154
29750 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29751 bit to variable length decl's flags, add it also to its
29752 pointer replacement variable.
29754 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29755 Jakub Jelinek <jakub@redhat.com>
29758 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29759 (memory_blockage): New expander.
29760 (*memory_blockage): New insn pattern.
29761 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29762 instead of general blockage at the end of function prologue when
29763 frame pointer is used to access red zone area. Do not emit blockage
29764 when profiling, it is emitted in generic code.
29765 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29766 function epilogue when frame pointer is used to access red zone area.
29768 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29771 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29772 by arithmetic with memory operands.
29773 * config/i386/predicates.md (commutative_operator): New.
29775 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29777 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29780 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29782 * alias.h (record_alias_subset): Declare.
29783 * alias.c (record_alias_subset): Make global.
29785 2009-02-10 Nick Clifton <nickc@redhat.com>
29787 * tree-parloops.c: Change license to GPLv3.
29788 * ipa-struct-reorg.c: Change license to GPLv3.
29789 * ipa-struct-reorg.h: Change license to GPLv3.
29791 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29794 * c-decl.c (start_struct): Return NULL on error.
29796 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29798 PR middle-end/39124
29799 * cfgloopmanip.c (remove_path): Call remove_bbs after
29800 cancel_loop_tree, not before it.
29803 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29804 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29805 VAR_DECLs were seen.
29806 * tree-ssa-live.c (remove_unused_locals): Recompute
29807 cfun->has_local_explicit_reg_vars.
29808 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29809 copies or clearings if cfun->has_local_explicit_reg_vars.
29811 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29814 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29815 of function prologue when frame pointer is used to access
29818 2009-02-10 Richard Guenther <rguenther@suse.de>
29820 PR middle-end/39127
29821 * gimplify.c (gimple_regimplify_operands): Always look if
29822 we need to create a temporary.
29824 2009-02-10 Richard Guenther <rguenther@suse.de>
29826 PR tree-optimization/39132
29827 * tree-loop-distribution.c (todo): New global var.
29828 (generate_memset_zero): Trigger TODO_rebuild_alias.
29829 (tree_loop_distribution): Return todo.
29831 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29834 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29835 (x86_64_reg_class_name): Removed.
29836 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29837 first one isn't X86_64_SSE_CLASS or any other ones aren't
29838 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29839 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29840 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29841 and 3 X86_64_SSEUP_CLASS.
29842 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29843 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29845 2009-02-10 Ben Elliston <bje@au.ibm.com>
29847 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29848 form instruction to update the stack back chain word, even if the
29849 user has disabled the generation of update instructions.
29850 (movdi_<mode>_update_stack): New.
29851 (movsi_update_stack): Likewise.
29852 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29853 always use an update form instruction to update the stack back
29856 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29858 PR middle-end/38953
29859 * graphite.c (if_region_set_false_region): After moving a region in
29860 the false branch of a condition, remove the empty dummy basic block.
29861 (gloog): Remove wrong fix for PR38953.
29863 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29865 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29866 generation due to implicit sign extension.
29868 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29870 PR middle-end/38981
29871 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29872 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29874 2009-02-09 Richard Guenther <rguenther@suse.de>
29876 PR middle-end/35202
29877 * convert.c (convert_to_real): Disable (float)fn((double)x)
29878 to fnf(x) conversion if errno differences may occur and
29879 -fmath-errno is set.
29881 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29883 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29884 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29885 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29887 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29890 * c-common.c (handle_alias_attribute): Disallow attribute for
29891 anything not a FUNCTION_DECL or VAR_DECL.
29893 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29896 * real.c (do_compare): Special-case compare of zero against
29897 decimal float value.
29899 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29902 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29903 as indicating flexible array members unless the field itself is
29904 being declarared as the incomplete array.
29906 2009-02-06 Jan Hubicka <jh@suse.cz>
29908 PR tree-optimization/38844
29909 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29910 is already inlined.
29912 2009-02-06 Richard Guenther <rguenther@suse.de>
29914 PR middle-end/38977
29915 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29916 fork because we may expand it as __gcov_fork.
29918 2009-02-06 Nick Clifton <nickc@redhat.com>
29920 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29922 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29924 PR tree-optimization/35659
29925 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29926 vn_phi_eq): Shortcut if hashcode does not match.
29927 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29929 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29930 and avoid iterative_hash_expr.
29931 (FOR_EACH_VALUE_ID_IN_SET): New.
29932 (value_id_compare): Remove.
29933 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29934 sort expressions by value id.
29936 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29939 * config/sh/predicates.md (general_movsrc_operand): Don't check
29940 the subreg of system registers here.
29942 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29945 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29946 on the copied decl.
29948 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29950 PR rtl-optimization/39110
29951 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29952 addresses, not aligned ones.
29954 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29955 Richard Guenther <rguenther@suse.de>
29957 PR tree-optimization/39100
29958 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29959 comment says and add edges.
29961 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29964 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29965 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29967 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29969 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29970 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29971 register_bb_in_sese, new_sese, free_sese): Moved.
29972 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29973 outermost_loop_in_scop, build_scop_iteration_domain,
29974 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29975 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29976 Use loop_in_sese_p instead of loop_in_scop_p.
29977 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29978 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29979 (scopdet_basic_block_info): Fix bug in scop detection.
29980 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29981 eq_loop_to_cloog_loop): Remove.
29982 (nb_loops_around_loop_in_scop, nb_loop
29983 ref_nb_loops): Moved here...
29984 * graphite.h (ref_nb_loops): ... from here.
29985 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29986 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29987 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29989 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29990 Hans-Peter Nilsson <hp@axis.com>
29992 PR rtl-optimization/37889
29993 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29994 Move offset handling from PLUS to before the switch. Use new
29995 arguments when considering SYMBOL_REFs too.
29996 (rtx_addr_can_trap_p): Pass dummy offset and size.
29997 (enum may_trap_p_flags): Remove.
29998 (may_trap_p_1): Pass size from MEM_SIZE.
30000 PR rtl-optimization/38921
30001 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30002 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30003 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30004 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30006 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30008 AVX Programming Reference (January, 2009)
30009 * config/i386/sse.md (*vpclmulqdq): New.
30011 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30013 PR tree-optimization/38977
30014 PR gcov-profile/38292
30015 * calls.c (special_function_p): Disregard __builtin_ prefix.
30017 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30019 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30020 non-indexable addresses even before reload.
30022 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30025 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30026 as having variable size. Do not give an error for unnamed
30027 parameters with [*] declarators. Give a warning for type names
30028 with [*] declarators and mark them as variable size.
30029 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30030 for sizeof applied to [*] type names.
30032 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30035 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30037 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30039 * gcc.c (process_command): Update copyright notice dates.
30040 * gcov.c (print_version): Likewise.
30041 * gcov-dump.c (print_version): Likewise.
30042 * mips-tfile.c (main): Likewise.
30043 * mips-tdump.c (main): Likewise.
30045 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30048 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30049 for composite type involving a zero-length array type.
30051 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30054 * function.c (match_asm_constraints_1): Skip over
30055 initial optional % in the constraint.
30057 PR inline-asm/39059
30058 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30059 supported, don't accept FIXED_CSTs.
30060 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30061 and _Sat is used without _Fract/_Accum. Set specs->type to
30062 integer_type_node for cts_fract/cts_accum if fixed point is not
30065 2009-02-02 Catherine Moore <clm@codesourcery.com>
30067 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30069 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30071 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30072 (ABI_HAS_64BIT_SYMBOLS): Use it.
30073 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30075 2009-02-02 Paul Brook <paul@codesourcery.com>
30077 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30079 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30081 PR inline-asm/39058
30082 * recog.h (asm_operand_ok): Add constraints argument.
30083 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30084 recurse on matching constraint.
30085 (check_asm_operands): Pass constraints as 3rd argument to
30086 asm_operand_ok. Don't look up matching constraint here.
30087 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30090 2009-02-02 Ben Elliston <bje@au.ibm.com>
30092 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30093 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30095 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30097 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30098 information. Remove some obsolete information. Reorganize.
30100 * config/pa/fptr.c: Revert license to GPL 2.
30101 * config/pa/milli64.S: Likewise.
30103 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30106 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30107 LIBRARY name in, instead of hard-coding it.
30108 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30109 extra target make frag to tmake_files according to EH model.
30110 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30111 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30112 frags that define makefile variable EH_MODEL appropriately.
30113 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30114 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30115 to "-sjlj" according to type of EH configured.
30116 (LIBGCC_SONAME): Concatenate it to shared library base name.
30117 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30118 to "_sjlj" according to type of EH configured.
30119 (LIBGCC_SONAME): Concatenate it to shared library base name.
30120 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30121 (SHLIB_LINK): Add missing semicolon to if-else construct.
30122 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30123 string value of "pe_dll" command-line option.
30124 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30125 (SHLIB_SONAME): Use it when overriding t-cygming default.
30126 (SHLIB_IMPLIB): Override t-cygming default.
30127 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30128 string value of "pe_dll" command-line option.
30130 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30133 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30134 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30136 2009-01-31 Richard Guenther <rguenther@suse.de>
30138 PR tree-optimization/38937
30139 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30140 computing the transitive closure.
30142 2009-01-30 Richard Guenther <rguenther@suse.de>
30144 PR tree-optimization/39041
30145 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30146 Propagate variable indices only if the types match for this stmt.
30148 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30151 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30152 inline but never defined.
30154 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30156 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30157 (*insv_h_di_reg_extimm): New insn.
30158 (*insv_l<mode>_reg_extimm): New insn.
30160 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30162 * config/picochip/picochip.c (flag_conserve_stack): set
30163 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30164 fconserve-stack. Reduce call-overhead used by inliner.
30166 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30169 * common.opt (flag_conserve_stack): Initialised to zero.
30171 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30174 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30175 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30178 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30180 * ira-color.c (allocno_reload_assign): Update comments.
30181 * regmove.c (regmove_optimize): Likewise.
30185 2009-01-29 Robert Millan <rmh@aybabtu.com>
30187 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30188 * config/i386/kopensolaris-gnu.h: New file. Undefine
30189 `MD_UNWIND_SUPPORT'.
30190 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30192 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30194 PR tree-optimization/39007
30195 * tree-loop-distribution.c (generate_builtin): Use
30196 recompute_dominator to compute the immediate dominator of the
30197 basic block just after the loop.
30199 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30201 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30202 (ASM_OUTPUT_DWARF_PCREL): Define.
30204 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30206 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30207 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30208 global. Modify entries about regmove and IRA.
30210 * ra-conflict.c: Remove the file.
30212 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30214 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30215 (pass_regclass_init): Rename to pass_reginfo_init.
30217 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30219 * toplev.h (flag_ira): Remove.
30221 * caller-save.c (setup_save_areas): Remove flag_ira.
30223 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30225 * global.c: Remove the file.
30227 * opts.c (decode_options): Remove flag_ira.
30229 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30231 * regmove.c: Modify file description.
30232 (find_use_as_address, try_auto_increment): Define them only if
30233 AUTO_INC_DEC is defined.
30234 (replacement_quality, replace_in_call_usage, fixup_match_1,
30235 stable_and_no_regs_but_for_p): Remove.
30236 (reg_set_in_bb): Make it static.
30237 (regmove_optimize): Remove flag_ira and code which worked for
30240 * local-alloc.c: Remove the file.
30242 * common.opt (fira): Remove.
30244 * ira.c: Include except.h.
30245 (eliminable_regset): Move from global.c.
30246 (mark_elimination): Ditto. Remove flag_ira.
30247 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30248 equiv_mem_modified, validate_equiv_mem_from_store,
30249 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30250 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30251 no_equiv, recorded_label_ref): Move from local-alloc.c.
30252 (update_equiv_regs): Ditto. Make it static.
30253 (print_insn_chain, print_insn_chains): Move it from global.c.
30254 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30255 (build_insn_chain): Ditto. Make it static.
30256 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30257 Rename to init_live_subregs.
30258 (gate_ira): Remove flag_ira.
30260 * regclass.c: Rename reginfo.c. Change file description.
30261 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30262 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30263 (init_reg_sets_1): Remove code for evaluation of
30264 reg_class_superclasses and losing_caller_save_reg_set.
30265 (init_regs): Remove init_reg_autoinc.
30266 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30267 ok_for_base_p_nonstrict): Remove.
30268 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30269 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30270 corresponding entries.
30271 (dump_regclass, record_operand_costs, scan_one_insn,
30272 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30273 record_address_regs, auto_inc_dec_reg_p): Remove.
30274 (gt-regclass.h): Rename to gt-reginfo.h.
30276 * rtl.h (dump_global_regs, retry_global_alloc,
30277 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30279 * Makefile.in (RA_H): Remove.
30280 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30281 Rename regclass.o to reginfo.o.
30282 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30284 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30285 (GTFILES): Rename regclass.c to reginfo.c.
30287 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30288 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30290 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30291 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30293 (finish_spills): Ditto. Remove code for !flag_ira.
30295 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30297 PR middle-end/35854
30298 * doc/invoke.texi (rtl debug options): Complete rewrite.
30299 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30301 * mode-switching.c (pass_mode_switching): Rename pass from
30302 "mode-sw" to "mode_sw".
30303 * except.c (pass_convert_to_eh_ranges): Rename pass from
30304 "eh-ranges" to "eh_ranges".
30305 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30309 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30310 Alexander Monakov <amonakov@ispras.ru>
30312 PR middle-end/38857
30313 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30315 (move_exprs_to_boundary): Change return type and pass through
30316 should_move from move_op. Relax assert. Update usage ...
30317 (schedule_expr_on_boundary): ... here. Use should_move instead of
30319 (move_op_orig_expr_found): Indicate that insn was disconnected from
30321 (code_motion_process_successors): Do not call after_merge_succs
30322 callback if original expression was not found when traversing any of
30324 (code_motion_path_driver): Change return type. Update prototype.
30325 (move_op): Update comment. Add a new parameter (should_move). Update
30326 prototype. Set *should_move based on indication provided by
30327 move_op_orig_expr_found.
30329 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30331 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30332 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30333 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30334 * config/rs6000/rs6000.c (rs6000_override_options): Default
30335 avoid-indexed-addresses on for Power6, off for everything else.
30336 (avoiding_indexed_address_p): New function.
30337 (rs6000_legitimize_address): Use it.
30338 (rs6000_legitimate_address): Likewise.
30339 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30341 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30343 PR tree-optimization/38997
30344 * tree-loop-distribution.c (generate_memset_zero): Use
30345 POINTER_PLUS_EXPR for a pointer addition.
30347 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30349 * config/s390/s390.md (bswap<mode>2): New pattern added.
30351 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30353 * config/s390/s390.md (*tls_load_31): Added type attribute.
30355 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30357 * config/s390/s390.md: Fix a few comments.
30359 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30361 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30362 (*tm<mode>_full): Fixed z10prop attribute.
30363 (*tst<mode>_extimm): Fixed z10prop attribute.
30364 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30365 (*tstqiCCT_cconly): Fixed z10prop attribute.
30366 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30367 (*movsi_larl): Fixed z10prop attribute.
30368 (*movsi_zarch): Fixed z10prop attribute.
30369 (*movsi_eas): Fixed z10prop attribute.
30370 (*movhi): Fixed z10prop attribute.
30371 (*movqi): Fixed z10prop attribute.
30372 (*movstrictqi): Fixed z10prop attribute.
30373 (*mov<mode>): Fixed z10prop attribute.
30374 (*movcc): Fixed z10prop attribute.
30375 (*sethighpartdi_64): Fixed z10prop attribute.
30376 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30377 (*negdi2_sign_cc): Fixed z10prop attribute.
30378 (*negdi2_sign): Fixed z10prop attribute.
30379 (*absdi2_sign_cc): Fixed z10prop attribute.
30380 (*absdi2_sign): Fixed z10prop attribute.
30381 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30382 (*negabsdi2_sign): Fixed z10prop attribute.
30383 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30384 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30385 (doloop_si64): Fixed z10prop attribute.
30386 (doloop_si31): Fixed z10prop attribute.
30387 (doloop_long): Fixed z10prop attribute.
30388 (indirect_jump): Fixed z10prop attribute.
30389 (nop): Fixed z10prop attribute.
30390 (main_base_64): Fixed z10prop attribute.
30391 (reload_base_64): Fixed z10prop attribute.
30393 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30395 PR rtl-optimization/38740
30396 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30398 * config/mips/mips.c (mips_reorg): Likewise.
30400 2009-01-28 Richard Guenther <rguenther@suse.de>
30402 PR tree-optimization/38926
30403 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30404 with the correct value id to a value.
30405 (do_regular_insertion): Use the value number of edoubleprime
30406 for the value number of the expr.
30409 2008-08-21 Richard Guenther <rguenther@suse.de>
30411 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30412 a PHI ask VN if it is already available.
30413 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30414 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30416 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30418 PR middle-end/38934
30419 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30420 set to varying whenever max has TREE_OVERFLOW set, similarly
30421 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30423 2009-01-28 Richard Guenther <rguenther@suse.de>
30425 PR middle-end/38908
30426 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30427 uninitialized aggregate uses in call arguments.
30429 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30431 PR tree-optimization/38984
30432 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30433 the nothing_id variable if -fno-delete-null-pointer-checks.
30435 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30438 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30439 (set_got_offset_rex64): Ditto.
30441 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30444 * doc/extend.texi: Improve local variable with asm reg.
30446 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30448 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30449 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30450 was not supplied then set warn_packed_bitfield_compat to the
30451 default value of 1.
30452 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30455 2009-01-27 Richard Guenther <rguenther@suse.de>
30457 PR tree-optimization/38503
30458 * cfgexpand.c (expand_gimple_basic_block): Ignore
30459 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30460 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30461 variables that cannot have TBAA applied.
30462 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30465 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30467 PR middle-end/38969
30468 * calls.c (initialize_argument_information): Do not wrap complex
30469 arguments in SAVE_EXPR.
30471 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30473 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30474 (INSTALL_LIBGCC): Revert typo commit.
30476 2009-01-26 Richard Guenther <rguenther@suse.de>
30478 PR tree-optimization/38745
30479 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30480 from special handling.
30482 2009-01-26 Richard Guenther <rguenther@suse.de>
30484 PR tree-optimization/38745
30485 * tree-ssa.c (execute_update_addresses_taken): Do not include
30486 variables that cannot possibly be a register in not_reg_needs.
30487 Do not clear TREE_ADDRESSABLE on vars that may not become
30489 * tree-ssa.c (update_alias_info_1): Include those in the set
30490 of addressable vars.
30492 2009-01-26 Richard Guenther <rguenther@suse.de>
30494 PR middle-end/38851
30495 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30496 * tree-ssa-dse.c: Include langhooks.h
30497 (execute_simple_dse): Remove stores with zero size.
30499 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30502 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30505 2009-01-24 Julian Brown <julian@codesourcery.com>
30507 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30508 config/arm/linux-atomic.c.
30509 * config/arm/linux-atomic.c: New.
30511 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30513 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30514 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30515 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30517 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30520 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30523 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30525 PR tree-optimization/38953
30526 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30527 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30528 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30529 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30532 2009-01-24 Paul Brook <paul@codesourcery.com>
30534 * config/arm/neon.md (neon_type): Move to arm.md.
30535 (neon_mov<VSTRUCT>): Add neon_type attribute.
30536 * config/arm/arm.md (neon_type): Move to here.
30537 (conds): Add "unconditioal" and use as default for NEON insns.
30539 2009-01-24 Ben Elliston <bje@au.ibm.com>
30541 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30542 void *' warning from -Wc++-compat.
30543 * Makefile.in (dominance.o-warn): Remove.
30545 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30547 PR tree-optimization/38932
30548 * fold-const.c (fold_unary_ignore_overflow): New.
30549 * tree.h (fold_unary_ignore_overflow): Declare.
30550 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30551 * tree-ssa-sccvn.c (visit_reference_op_load,
30552 simplify_unary_expression): Likewise.
30554 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30556 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30557 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30558 regardless of their type.
30559 * c-common.c (handle_packed_attribute): Don't ignore packed on
30561 * c.opt (Wpacked-bitfield-compat): New warning option.
30562 * stor-layout.c (place_field): Warn if offset of a field changed.
30563 * doc/extend.texi (packed): Mention the ABI change.
30564 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30565 (Warning Options): Add it to the list.
30567 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30569 * c-opts.c (c_common_post_options): Fix a typo in comments.
30571 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30573 PR middle-end/38615
30574 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30575 variables to static.
30576 * doc/invoke.texi (-fmerge-all-constants): Update description.
30578 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30581 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30582 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30584 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30586 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30588 (LOCAL_ALIGNMENT): Similarly.
30590 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30591 Joseph Myers <joseph@codesourcery.com>
30593 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30594 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30595 * config/arm/arm-tune.md: Regenerate.
30596 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30599 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30601 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30602 version number to five.
30604 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30607 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30608 * c-common.c (set_underlying_type): Likewise.
30609 (is_typedef_decl ): Likewise
30611 (set_underlying_type): Likewise.
30612 (is_typedef_type): Likewise.
30614 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30616 PR middle-end/38587
30617 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30620 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30623 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30624 (LIBGCC_SPEC): Don't define.
30625 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30627 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30629 PR rtl-optimization/38879
30630 * alias.c (base_alias_check): Unaligned access via AND address can
30631 alias all surrounding object types except those with sizes equal
30632 or wider than the size of unaligned access.
30634 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30637 * c-decl.c (clone_underlying_type): Move this ...
30638 * c-common.c (set_underlying_type): ... here.
30639 Also, make sure the function properly sets TYPE_STUB_DECL() on
30640 the newly created typedef variant type.
30641 (is_typedef_decl ): New entry point.
30642 * tree.h: Added a new member member_types_needing_access_check to
30643 struct tree_decl_non_common.
30644 (set_underlying_type): New entry point.
30645 (is_typedef_type): Likewise.
30647 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30649 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30650 Check whether two instructions have memory references that
30651 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30652 are helper functions for traversing.
30653 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30654 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30655 not to draw dependency edge for instructions with non-conflicting
30658 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30661 * longlong.h: Update copyright years. Use soft-fp license notice.
30662 Sync __clz_tab declaration with glibc.
30664 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30667 * doc/extend.texi (syscall_linkage): New.
30668 (version_id): Modify.
30670 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30671 Richard Guenther <rguenther@suse.de>
30673 PR tree-optimization/38747
30674 PR tree-optimization/38748
30675 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30676 conversion if the base address is an indirect reference and the
30677 aliasing sets could cause issues.
30679 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30681 * common.opt (fgraphite, fgraphite-identity): Add comment for
30682 explaining why these options are not documented.
30684 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30686 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30687 gimple_call_lhs is NULL.
30689 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30692 * emit-rtl.c (adjust_address_1): Make sure memref is never
30695 2009-01-20 Ben Elliston <bje@au.ibm.com>
30697 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30698 const qualifier from arg parameter. Remove unnecessary cast to char *.
30699 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30700 const qualifier from arg 2.
30702 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30704 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30706 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30709 * rtl.h (reinit_regs): New prototype.
30710 * regclass.c: Include ira.h.
30711 (reinit_regs): New.
30712 * Makefile.in (regclass.o): Add ira.h.
30713 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30715 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30718 * c-common.c (handle_aligned_attribute): Use
30719 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30720 default alignment value.
30722 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30724 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30725 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30727 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30728 __BIGGEST_ALIGNMENT__.
30730 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30732 2009-01-18 Richard Guenther <rguenther@suse.de>
30734 PR tree-optimization/38819
30735 * tree-flow.h (operation_could_trap_helper_p): Declare.
30736 * tree-eh.c (operation_could_trap_helper_p): Export.
30737 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30738 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30739 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30740 are about to insert a possibly trapping instruction and fail
30743 2009-01-18 Andreas Schwab <schwab@suse.de>
30745 * doc/install.texi (Configuration): Remove obsolete paragraph
30746 about use of --with-gnu-ld with --with-gnu-as.
30748 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30750 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30751 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30752 Follow spelling conventions.
30754 2009-01-18 Ben Elliston <bje@au.ibm.com>
30756 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30757 C++ warning about implicit conversion from void * to struct
30759 (bitmap_obstack_free): Likewise for bitmap_element *.
30760 * Makefile.in (bitmap.o-warn): Remove.
30762 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30764 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30766 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30767 Tobias Grosser <tobi.grosser@amd.com>
30769 * graphite.c (graphite_trans_scop_block): Do not block single
30772 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30774 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30775 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30776 test with assertion.
30778 2009-01-16 Richard Guenther <rguenther@suse.de>
30780 PR tree-optimization/38835
30781 PR middle-end/36227
30782 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30783 and INT + PTR -> (INT)(PTR p+ INT) folding.
30784 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30786 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30789 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30790 the subreg from a lowpart subreg if it is also casting the value.
30792 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30793 Tobias Grosser <tobi.grosser@amd.com>
30795 * graphite.c (compare_prefix_loops): New.
30796 (build_scop_canonical_schedules): Rewritten.
30797 (graphite_transform_loops): Move build_scop_canonical_schedules
30798 after build_scop_iteration_domain.
30800 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30801 Tobias Grosser <tobi.grosser@amd.com>
30803 * graphite.c (add_conditions_to_domain): Add the loops to
30804 the dimension of the iteration domain. Do copy the domain
30805 only when it exists.
30806 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30807 (add_conditions_to_constraints): New.
30808 (can_generate_code_stmt, can_generate_code): Removed.
30809 (gloog): Do not call can_generate_code.
30810 (graphite_transform_loops): Call add_conditions_to_constraints
30811 after building the iteration domain.
30813 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30815 PR tree-optimization/38789
30816 * tree-ssa-threadedge.c
30817 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30818 __builtin_constant_p.
30820 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30822 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30823 examined before deleting them.
30825 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30827 * function.c (aggregate_value_p): Correctly extract the function
30828 type from CALL_EXPR_FN lookup.
30830 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30832 * config/picochip/picochip.c (picochip_override_options): Revert
30833 CFI asm flag disable commited previously.
30835 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30836 Tobias Grosser <tobi.grosser@amd.com>
30837 Jan Sjodin <jan.sjodin@amd.com>
30839 * graphite.c (scan_tree_for_params): On substractions negate
30840 all the coefficients of the term.
30841 (clast_to_gcc_expression_red): New. Handle reduction expressions
30842 of more than two operands.
30843 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30844 (get_vdef_before_scop): Handle also the case of default definitions.
30846 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30848 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30849 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30850 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30852 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30853 Joey Ye <joey.ye@intel.com>
30855 PR middle-end/37843
30856 * cfgexpand.c (expand_stack_alignment): Don't update stack
30857 boundary nor check incoming stack boundary here.
30858 (gimple_expand_cfg): Update stack boundary and check incoming
30859 stack boundary here.
30861 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30863 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30865 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30867 PR rtl-optimization/38245
30868 * calls.c (expand_call): Add stack arguments to
30869 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30870 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30871 in regs and partially in memory or BLKmode arguments.
30872 (emit_library_call_value_1): Add stack arguments to
30873 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30874 ACCUMULATE_OUTGOING_ARGS).
30875 * dce.c: Include tm_p.h.
30876 (find_call_stack_args): New function.
30877 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30879 (mark_insn): Call find_call_stack_args for CALL_Ps.
30880 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30881 forwards. Allocate and free arg_stores bitmap if needed, pass it
30882 down to deletable_insn_p, don't mark stores set in arg_stores
30883 bitmap, clear the bitmap at the beginning of each bb.
30884 * Makefile.in (dce.o): Depend on $(TM_P_H).
30886 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30889 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30890 to make sure the insn is a conditional test (bug 22599). Reformat a
30893 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30895 PR middle-end/38431
30896 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30897 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30898 (gloog): Do not call cleanup_tree_cfg.
30899 (graphite_transform_loops): Call cleanup_tree_cfg after all
30900 scops have been code generated.
30902 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30903 * doc/gty.texi (Invoking the garbage collector): Added new node
30904 and section documenting ggc_collect.
30906 2009-01-14 Richard Guenther <rguenther@suse.de>
30908 PR tree-optimization/38826
30909 PR middle-end/38477
30910 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30911 initialization notes only if we actually emitted a warning.
30912 (intra_create_variable_infos): Add constraints for a result decl
30913 that is passed by hidden reference.
30914 (build_pred_graph): Mark all related variables non-direct on
30917 2009-01-14 Nick Clifton <nickc@redhat.com>
30919 * ira-conflicts.c: Include addresses.h for the definition of
30921 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30922 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30924 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30927 * Makefile.in (ira-lives.o): Add except.h.
30929 * ira-lives.c: Include except.h.
30930 (process_bb_node_lives): Process can_throw_internal.
30932 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30934 PR rtl-optimization/38774
30935 * combine.c (simplify_set): When undoing cc_use change, don't do
30936 PUT_CODE on the newly created comparison, but instead put back the
30939 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30941 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30942 values. Remove duplicate arm8 entry.
30944 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30946 PR tree-optimization/38786
30947 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30948 the SSA_NAME case of expand_scalar_variables_expr.
30949 Set the type of an expression to the type of its assign statement.
30950 (expand_scalar_variables_expr): Also gather the scalar computation
30951 used to index the memory access. Do not pass loop_p.
30952 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30953 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30954 the gimple_stmt_iterator where it inserts new code.
30955 Do not pass loop_p.
30956 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30957 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30959 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30961 * graphite.h (debug_value): Removed.
30962 * graphite.c (debug_value): Removed.
30964 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30966 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30967 ldrd/strd with two 32-bit instructions.
30969 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30971 * config/arm/arm.c (struct processors): Pass for speed down into
30972 cost helper functions.
30973 (const_ok_for_op): Handle COMPARE and inequality nodes.
30974 (arm_rtx_costs_1): Rewrite.
30975 (arm_size_rtx_costs): Update prototype.
30976 (arm_rtx_costs): Pass speed down to helper functions.
30977 (arm_slowmul_rtx_costs): Rework cost calculations.
30978 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30979 (arm_9e_rtx_costs): Likewise.
30981 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30983 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30984 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30985 (alpha_legitimize_address): Do not split local symbols wider than
30986 UNITS_PER_WORD into HIGH/LO_SUM parts.
30988 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30991 * gcc.c (process_command): Replace call to execvp with calls
30992 to pex_one and exit.
30994 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30997 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30998 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30999 variant for devices with 3-byte PC.
31000 (__tablejump_elpm__): New.
31002 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31005 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31006 offsetof member-designator, handle it as `[0].'.
31008 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31010 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31011 function when not using named sections on targets with named sections
31012 if branch distance is less than 262132.
31014 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31016 * combine.c (combine_instructions): Recompute
31017 optimize_this_for_speed_p for each BB in the main combine loop.
31019 2009-01-12 Tomas Bily <tbily@suse.cz>
31022 * tree-loop-distribution.c (prop_phis): New function.
31023 (generate_builtin): Call prop_phis.
31025 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31027 PR tree-optimization/38807
31028 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31029 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31031 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31033 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31034 subreg of op0 to the original op0.
31036 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31038 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31040 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31043 * mips-tfile.c (parse_def): Fix parsing of def strings
31044 starting with digits.
31046 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31049 * config/arm/arm.c (arm_is_long_call_p): Don't call
31050 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31052 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31054 * regrename.c (regrename_optimize): Fix dumping.
31055 (find_oldest_value_reg): Preserve REG_POINTER.
31056 (copy_hardreg_forward_1): Likewise.
31058 2009-01-09 Diego Novillo <dnovillo@google.com>
31060 * gimple.h (struct gimple_statement_base) <uid>: Document
31061 the restrictions on its use.
31062 (gimple_uid): Tidy.
31063 (gimple_set_uid): Tidy.
31065 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31067 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31068 zero guard even if align_bytes != 0 and count is smaller than
31071 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31073 PR rtl-optimization/38495
31074 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31075 (add_range_and_copies_from_move_list): Print all added ranges.
31076 Add ranges to memory optimized destination.
31078 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31082 * config/i386/i386.c (override_options): Reject
31083 -mstringop-strategy=rep_8byte with -m32.
31084 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31085 to 1. Do count comparison against epilogue_size_needed at compile
31086 time even when count_exp was constant forced into register. For
31087 size_needed don't jump to epilogue, instead just avoid aligning
31088 and invoke the body algorithm. If need_zero_guard, add zero guard
31089 even if count is non-zero, but smaller than size_needed + number of
31090 bytes that could be stored for alignment.
31091 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31092 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31093 but smaller than size_needed + number of bytes that could be stored
31094 for alignment. Compare size_needed with epilogue_size_needed instead
31095 of desired_align - align, don't adjust size_needed, pass
31096 epilogue_size_needed to the epilogue expanders.
31099 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31101 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31103 * pa.c (last_address): Change to unsigned.
31104 (update_total_code_bytes): Change argument to unsigned. Don't
31105 check if insn addresses are set.
31106 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31107 addresses are not set.
31108 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31110 2009-01-09 Nick Clifton <nickc@redhat.com>
31112 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31113 DECL_DECLARED_INLINE_P.
31115 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31117 PR middle-end/38347
31118 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31119 GET_MODE (op0) in operand_subword_force calls.
31121 PR middle-end/38771
31122 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31123 fold_convert arg0 operands to TREE_TYPE (op0) first.
31125 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31127 * params.def (ira-max-conflict-table-size): Decrease default value
31130 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31132 PR tree-optimization/37031
31133 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31135 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31136 allocate it using gc instead of heap, use VEC_quick_push instead of
31138 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31139 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31140 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31141 allocated vector from heap allocated.
31142 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31143 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31144 vector only after perfect_loop_nest_depth call.
31146 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31147 Jan Sjodin <jan.sjodin@amd.com>
31149 PR tree-optimization/38559
31150 * graphite.c (debug_value, copy_constraint,
31151 swap_constraint_variables, scale_constraint_variable, ): New.
31152 (get_lower_bound, get_upper_bound): Removed.
31153 (graphite_trans_bb_strip_mine): Clean up this code that works
31154 only for constant number of iterations. Fully copy upper and
31155 lower bound constraints, not only the constant part of them.
31156 * graphite.h (debug_value): Declared.
31158 2009-01-08 Ira Rosen <irar@il.ibm.com>
31160 PR tree-optimization/37194
31161 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31162 Don't add the cost of cost model guard in prologue to scalar
31163 outside cost in case of known number of iterations.
31165 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31166 Alan Modra <amodra@bigpond.net.au>
31168 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31169 non-word-aligned REG+CONST addressing.
31171 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31174 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31175 free_after_compilation when outputting a thunk.
31176 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31177 Do not call free_after_compilation here.
31179 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31181 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31182 (ix86_valid_target_attribute_inner_p): Ditto.
31184 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31186 PR tree-optimization/38492
31187 PR tree-optimization/38498
31188 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31189 * tree-chrec.h (scev_is_linear_expression): Declared.
31190 * graphite.c (graphite_cannot_represent_loop_niter): New.
31191 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31192 (graphite_loop_normal_form): Use gcc_assert.
31193 (scan_tree_for_params): Use CASE_CONVERT.
31194 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31195 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31196 Use gcc_assert. Discard scops that contain unhandled cases.
31197 (build_scop_conditions): Return a boolean status for unhandled cases.
31198 (strip_mine_profitable_p): Print the loop number, not its depth.
31199 (is_interchange_valid): Pass the depth of the loop nest, don't
31200 recompute it wrongly.
31201 (graphite_trans_bb_block): Same.
31202 (graphite_trans_bb_block): Print tentative of loop blocking.
31203 (graphite_trans_scop_block): Do not print that the loop has been
31205 (graphite_transform_loops): Do not handle scops that contain condition
31208 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31210 AVX Programming Reference (December, 2008)
31211 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31212 (_mm256_stream_pd): Likewise.
31213 (_mm256_stream_ps): Likewise.
31215 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31216 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31217 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31218 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31219 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31220 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31221 (ix86_expand_special_args_builtin): Likewise.
31223 * config/i386/sse.md (AVXMODEDI): New.
31224 (avx_movnt<mode>): Likewise.
31225 (avx_movnt<mode>): Likewise.
31226 (<sse>_movnt<mode>): Remove AVX support.
31227 (sse2_movntv2di): Likewise.
31229 2009-01-07 Richard Guenther <rguenther@suse.de>
31231 PR middle-end/38751
31232 * fold-const.c (extract_muldiv): Remove obsolete comment.
31233 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31234 to PLUS_EXPR canonicalization for the canonicalization.
31236 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31238 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31239 hosted cross-compilers generating less efficient code.
31241 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31243 * function.h (rtl_data): Add a dbr_scheduled_p field.
31244 * reorg.c (dbr_schedule): Set it.
31245 (gate_handle_delay_slots): Check it.
31246 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31247 (mips_reorg): Check flag_delayed_branch instead of
31248 mips_base_delayed_branch.
31249 (mips_override_options): Don't set mips_base_delayed_branch
31250 or flag_delayed_branch.
31252 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31254 PR rtl-optimization/38426.
31255 * ira.c (ira): Set current_function_is_leaf earlier.
31257 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31259 PR rtl-optimization/38722
31260 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31261 too early, only set a flag and modify after last possible
31264 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31267 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31268 * real.c (decimal_single_format): Correct values of emin and emax.
31269 (decimal_double_format): Ditto.
31270 (decimal_quad_format): Ditto.
31271 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31272 computation of DECnn_MIN and DECnn_MAX for corrected values of
31273 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31274 __DECnn_MIN__, and adjust its computation for the corrected value
31277 2009-01-06 Jan Hubicka <jh@suse.cz>
31280 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31282 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31284 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31285 Add Robert Clark to the list of testers.
31287 2009-01-06 Jan Hubicka <jh@suse.cz>
31288 Kai Tietz <kai.tietz@onevision.com>
31290 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31291 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31293 2009-01-06 Jan Hubicka <jh@suse.cz>
31294 Kai Tietz <kai.tietz@onevision.com>
31296 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31298 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31299 (ix86_nsaved_regs): Count only general purpose regs.
31300 (ix86_nsaved_sseregs): New.
31301 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31302 to 16 for w64; compute padding and size of sse reg save area.
31303 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31304 general purpose regs.
31305 (ix86_emit_save_sse_regs_using_mov): New.
31306 (ix86_expand_prologue): Save SSE regs if needed.
31307 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31308 (ix86_emit_restore_sse_regs_using_mov): New.
31309 (ix86_expand_epilogue): Save SSE regs if needed.
31311 2009-01-06 Jan Hubicka <jh@suse.cz>
31312 Kai Tietz <kai.tietz@onevision.com>
31314 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31315 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31316 functions when accumulate outgoing args is off.
31318 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31321 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31322 before using pseudos_have_intersected_live_ranges_p.
31324 * ira-int.h (ira_assert): Always define.
31326 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31328 AVX Programming Reference (December, 2008)
31329 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31330 (_mm256_permute2_pd): Likewise.
31331 (_mm_permute2_ps): Likewise.
31332 (_mm256_permute2_ps): Likewise.
31333 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31334 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31336 * config/i386/i386.c (ix86_builtins): Remove
31337 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31338 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31339 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31340 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31341 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31342 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31343 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31344 __builtin_ia32_vpermil2ps256.
31345 (ix86_init_mmx_sse_builtins): Updated.
31346 (ix86_expand_args_builtin): Likewise.
31348 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31350 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31351 long absolute calls when generating PA 2.0 code.
31353 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31355 PR rtl-optimization/38583
31356 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31358 * params.def (ira-max-conflict-table-size): New.
31360 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31362 * ira.h (ira_conflicts_p): New external definition.
31364 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31365 table. Report this. Return result of building.
31366 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31367 building conflict table.
31369 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31370 (ira_color): Use ira_conflicts_p.
31372 * global.c: Include ira.h.
31373 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31376 * Makefile.in (global.o): Add ira.h.
31378 * ira-build.c (mark_all_loops_for_removal,
31379 propagate_some_info_from_allocno): New.
31380 (remove_unnecessary_allocnos): Call
31381 propagate_some_info_from_allocno.
31382 (remove_low_level_allocnos): New.
31383 (remove_unnecessary_regions): Add parameter. Call
31384 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31385 parameter to remove_unnecessary_regions.
31386 (ira_build): Remove all regions but root if the conflict table was
31387 not built. Update conflict hard regs for allocnos crossing calls.
31389 * ira.c (ira_conflicts_p): New global.
31390 (ira): Define and use ira_conflicts_p.
31392 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31393 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31394 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31396 2009-01-06 Ben Elliston <bje@au.ibm.com>
31398 * gengtype-lex.l (YY_NO_INPUT): Define.
31400 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31403 * c-common.c (handle_vector_size_attribute): Also reject
31404 BOOLEAN_TYPE types.
31406 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31408 PR tree-optimization/38492
31409 * graphite.c (rename_map_elt, debug_rename_elt,
31410 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31411 rename_map_elt_info, eq_rename_map_elts,
31412 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31413 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31414 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31415 (sese_build_livein_liveouts): New.
31416 (new_sese, free_sese): New.
31417 (new_scop): Call new_sese.
31418 (free_scop): Call free_sese.
31419 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31420 (register_old_new_names): Renamed register_old_and_new_names.
31421 (register_scop_liveout_renames, add_loop_exit_phis,
31422 insert_loop_close_phis, struct igp,
31423 default_liveout_before_guard, add_guard_exit_phis,
31424 insert_guard_phis, copy_renames): New.
31425 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31426 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31427 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31428 (scop_adjust_phis_for_liveouts): New.
31429 (gloog): Call scop_adjust_phis_for_liveouts.
31431 * graphite.h (struct sese): Documented. Added fields liveout,
31432 num_ver and livein.
31433 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31434 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31435 (struct scop): Added field liveout_renames.
31436 (SCOP_LIVEOUT_RENAMES): New.
31438 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31440 PR tree-optimization/38510
31441 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31442 (translate_clast): Call recompute_all_dominators before
31444 (gloog): Call recompute_all_dominators before graphite_verify.
31446 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31447 Jan Sjodin <jan.sjodin@amd.com>
31449 PR tree-optimization/38500
31450 * graphite.c (create_sese_edges): Call fix_loop_structure after
31453 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31455 * config.gcc: Add m32r*-*-rtems*.
31456 * config/m32r/rtems.h: New file.
31458 2009-01-05 Ben Elliston <bje@au.ibm.com>
31460 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31461 (.po.pox): Likewise.
31462 (po/gcc.pot): Likewise.
31464 2009-01-04 David S. Miller <davem@davemloft.net>
31466 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31467 (STARTING_FRAME_OFFSET): Always set to zero.
31469 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31471 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31472 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31473 fixed-point types, and vectors of the same.
31475 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31477 * config/mips/sync.md (*mb_barrier): Rename to...
31478 (*memory_barrier): ...this.
31480 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31482 * doc/extend.texi (Function Attributes): Move @cindex after @item
31483 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31484 and put in alphabetical order. Fix 'target' name and put in order.
31485 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31488 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31490 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31491 (memory_barrier): Expand as unspec instead of unspec_volatile.
31492 Remove mem:BLK from insn operands. Use Pmode scratch register.
31493 (*memory_barrier): Define as unspec instead of unspec_volatile.
31494 Use (match_dup 0) as input operand.
31496 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31497 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31498 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31499 scratch register. Remove operand 1.
31500 (*stbar): Define as unspec instead of unspec_volatile.
31501 Use (match_dup 0) as input operand, remove (const_int 8).
31502 (*membar): Define as unspec instead of unspec_volatile.
31503 Use (match_dup 0) as input operand, remove input operand 2.
31505 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31506 (memory_barrier): Expand as unspec instead of unspec_volatile.
31507 Remove mem:BLK from insn operands. Use Pmode scratch register.
31508 (*memory_barrier): Define as unspec instead of unspec_volatile.
31509 Use (match_dup 0) as input operand.
31511 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31512 Remove mem:BLK from insn operands. Use Pmode scratch register.
31513 Set volatile flag on operand 0.
31514 (*memory_barrier): New insn pattern.
31516 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31518 (*memory_barrier): Use (match_dup 0) as input operand.
31520 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31521 Remove mem:BLK from insn operands. Use Pmode scratch register.
31522 Set volatile flag on operand 0.
31523 (*mb_internal): New insn pattern.
31525 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31527 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31529 PR middle-end/38586
31530 * function.c (struct temp_slot): Move to the section of the file
31531 that deals with temp slots. Remove field 'address'.
31532 (temp_slot_address_table): New hash table of address -> temp slot.
31533 (struct temp_slot_address_entry): New struct, items for the table.
31534 (temp_slot_address_compute_hash, temp_slot_address_hash,
31535 temp_slot_address_eq, insert_temp_slot_address): Support functions
31537 (find_temp_slot_from_address): Rewrite to use the new hash table.
31538 (remove_unused_temp_slot_addresses): Remove addresses of temp
31539 slots that have been made available.
31540 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31541 worker function for remove_unused_temp_slot_addresses.
31542 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31543 Add the temp slot address to the address -> temp slot map.
31544 (update_temp_slot_address): Update via insert_temp_slot_address.
31545 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31546 (pop_temp_slots): Likewise.
31547 (init_temp_slots): Allocate the address -> temp slot map, or empty
31548 the map if it is already allocated.
31549 (prepare_function_start): Initialize temp slot processing.
31551 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31553 PR middle-end/38584
31554 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31555 Calculate the size of all stack vars assuming no packing of stack
31556 vars will happen, replacing a quadratic algorithm with a linear one.
31558 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31561 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31564 2009-01-03 Diego Novillo <dnovillo@google.com>
31566 * doc/contrib.texi: Update contributions.
31568 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31571 * builtins.c (fold_builtin_memory_op): Give up if either operand
31572 is volatile. Set srctype or desttype to non-qualified version
31576 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31577 and FUNCTION_DECLs.
31579 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31581 PR rtl-optimization/35805
31582 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31583 problem if fast dce is able to remove any instructions.
31584 * dce.c (dce_process_block): Fix dump message.
31586 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31589 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31591 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31593 PR middle-end/38690
31594 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31595 * tree-pretty-print.c (op_code_prio): New function.
31596 (op_prio): No longer static. Use op_code_prio.
31597 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31598 Use op_prio and op_code_prio to determine if () should be
31599 printed around operand(s) or not.
31601 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31602 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31603 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31604 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31605 pp_character instead of pp_string for single letter printing.
31607 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31609 * doc/extend.texi: Fix '#pragma GCC option' typo.
31611 2009-01-02 Richard Guenther <rguenther@suse.de>
31613 * doc/install.texi (--enable-checking): Mention different
31614 default for stage1.
31615 (--enable-stage1-checking): Document.
31617 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31619 PR middle-end/30142
31620 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31621 case to be an error.
31623 2009-01-02 Ben Elliston <bje@au.ibm.com>
31625 * config/fp-bit.h (pack_d): Constify argument.
31626 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31627 (isnan): Constify argument.
31629 (iszero): Likewise.
31630 (pack_d): Likewise.
31631 (_fpadd_parts): Constify return type.
31632 (_fpmul_parts): Likewise.
31633 (_fpdiv_parts): Likewise.
31635 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31638 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31639 warn about overwriting initializer with side-effects or
31640 -Woverride-init if !IMPLICIT.
31641 (output_init_element): Likewise. Pass IMPLICIT down to
31643 (process_init_element): Add IMPLICIT argument. Pass it down
31644 to output_init_element.
31645 (push_init_element, pop_init_level, set_designator): Adjust
31646 process_init_element callers.
31647 (set_nonincremental_init, set_nonincremental_init_from_string):
31648 Adjust add_pending_init callers.
31649 (output_pending_init_elements): Adjust output_init_element callers.
31650 * c-tree.h (process_init_element): Adjust prototype.
31651 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31652 process_init_element callers.
31655 Copyright (C) 2009 Free Software Foundation, Inc.
31657 Copying and distribution of this file, with or without modification,
31658 are permitted in any medium without royalty provided the copyright
31659 notice and this notice are preserved.