1 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/alpha.md (exception_receiver): Emit alternative
4 GP load sequence if flag_reorder_blocks_and_partition is set.
5 (*exception_receiver_2): Also enable when
6 flag_reorder_blocks_and_partition is set.
8 2009-08-20 Matt Rice <ratmice@gmail.com>
9 Diego Novillo <dnovillo@google.com>
11 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
14 2009-08-20 Richard Guenther <rguenther@suse.de>
16 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not
18 * c-tree.h (c_dup_lang_specific_decl): Remove.
19 (struct lang_decl, struct lang_type): Move definitions ...
20 * c-lang.h: ... here. New file.
21 * c-decl.c: Include c-lang.h.
22 (c_dup_lang_specific_decl): Remove.
23 * c-typeck.c: Include c-lang.h.
24 * Makefile.in (c-decl.o): Add c-lang.h dependency.
25 (c-typeck.o): Likewise.
26 * c-config-lang.in (gtfiles): Add c-lang.h.
27 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
30 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
32 * config/alpha/alpha.c (alpha_end_function): Do not clear
33 crtl->emit structure and free insn locators if cfun->is_thunk is true,
34 this is now handled in generic code.
36 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
38 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
39 (s390_z10_fix_long_loop_prediction): New function.
40 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
41 (s390_reorg): Walk over the INSNs and invoke
42 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
44 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
46 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
47 "*brx_64bit", "*brx_31bit"): New patterns.
48 * config/s390/s390.c ('E'): New output modifier.
50 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
51 Richard Earnshaw <richard.earnshaw@arm.com>
53 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
54 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
56 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
58 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
60 * pa.c (emit_move_sequence): Check if address of operand1 is valid
61 for mode mode of operand0 when doing secondary reload for SAR.
63 2009-08-19 Jakub Jelinek <jakub@redhat.com>
66 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
67 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
69 2009-08-19 Jason Merrill <jason@redhat.com>
71 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
72 supported template depth in C++0x.
74 2009-08-19 Jakub Jelinek <jakub@redhat.com>
76 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
77 free_after_compilation.
78 * config/score/score7.c (score7_output_mi_thunk): Likewise.
79 * config/score/score3.c (score3_output_mi_thunk): Likewise.
80 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
81 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
82 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
83 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
84 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
86 2009-08-19 Ian Lance Taylor <iant@google.com>
88 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
89 of (plus (mult (neg B) C) A).
91 2009-08-18 Michael Matz <matz@suse.de>
93 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
94 instead of comparing TYPE_MAIN_VARIANT for equality.
95 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
96 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
97 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
98 * gimplify.c (goa_lhs_expr_p): Ditto and use
99 STRIP_USELESS_TYPE_CONVERSION.
101 2009-08-18 Michael Matz <matz@suse.de>
103 * tree-ssa-structalias.c (create_variable_info_for): Also mark
104 first field in a struct.
105 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
107 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
109 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
110 locators before emit_insn is called. Remove assert that
112 (alpha_end_function): Clear crtl->emit structure and free insn
113 locators if cfun->is_thunk is true.
115 2009-08-18 Jason Merrill <jason@redhat.com>
117 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
119 * configure.ac: Test for it.
120 * configure, config.in: Regenerate.
121 * doc/install.texi: Document --enable-gnu-unique-object.
123 2009-08-18 Richard Guenther <rguenther@suse.de>
126 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
127 pow(x,y*z) only if x is nonnegative.
129 2009-08-18 Jakub Jelinek <jakub@redhat.com>
131 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
135 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
136 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
138 2009-08-17 DJ Delorie <dj@redhat.com>
140 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
141 * config/m32c/prologue.md (epilogue_freit): New.
143 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
144 (bank_switch_p): Likewise.
145 (fast_interrupt_p): Likewise.
146 (interrupt_p): Likewise.
147 (m32c_conditional_register_usage): Round memregs size up.
148 (need_to_save): We only need to save $a0 when we use ENTER.
149 (interrupt_p): Check for fast_interrupt too.
150 (bank_switch_p): New.
151 (fast_interrupt_p): New.
152 (m32c_attribute_table): Add bank_switch and fast_interrupt.
153 (m32c_emit_prolog): Support bank switching and fast interrupts.
154 * doc/extend.texi (Function Attributes): Add bank_switch and
157 2009-08-17 Douglas B Rupp <rupp@gnat.com>
159 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
160 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
162 2009-08-16 Douglas B Rupp <rupp@gnat.com>
164 * doc/invoke.texi (Target options):
165 Add new option list for IA-64/VMS.
166 (menu): Add IA-64/VMS Options.
167 (IA-64/VMS Options): Likewise.
169 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
172 * config/mips/mips.md (*lwxs): Use :P for pointer values.
174 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
176 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
177 (mips_pop_asm_switch): Likewise.
178 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
180 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
181 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
182 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
183 (mips_print_operand_punctuation): Use them. Check mips_noreorder
184 instead of set_noreorder.
185 (mips_output_function_prologue): Use the new functions.
186 (mips_output_function_epilogue): Likewise.
187 (mips_need_noat_wrapper_p): New function, split out from...
188 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
189 Use mips_push_asm_switch and mips_pop_asm_switch.
190 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
191 and mips_pop_asm_switch.
192 (ASM_OUTPUT_REG_POP): Likewise.
193 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
194 Use mips_pop_asm_switch.
195 (mips_asm_switch): New structure.
196 (set_noreorder, set_nomacro): Replace with...
197 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
198 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
199 instead of set_nomacro.
200 (fix_truncsfsi2_macro): Likewise.
201 (cprestore): Likewise.
202 (hazard): Use mips_noreorder instead of set_noreorder.
203 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
205 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
207 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
208 from prev_active_insn.
210 2009-08-16 Anatoly Sokolov <aesok@post.ru>
212 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
213 * config/avr/avr.c (avr_override_options): Initialize
214 avr_current_arch variable.
215 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
216 __AVR_HAVE_16BIT_SP__ according to the device type.
217 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
219 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
220 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
222 2009-08-16 Dodji Seketeli <dodji@redhat.com>
225 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
226 generating inlined subroutine die only. We shouldn't be
227 called for anything else.
228 (gen_block_die): Don't generate inline subroutine debug info for
231 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
233 * graphite-poly.c (print_pbb): Print PBB index.
235 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
238 * graphite-interchange.c (ppl_max_for_le): Moved...
239 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
240 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
241 ppl_Pointset_Powerset_C_Polyhedron_maximize.
242 * graphite-ppl.h (ppl_max_for_le): Declared.
244 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
246 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
247 supported on all platforms.
248 * target.h (struct gcc_target): Remove
249 handle_pragma_redefine_extname.
250 * c-cppbuiltin.c: Remove use of
251 targetm.handle_pragma_redefine_extname.
252 * c-pragma.c: Likewise.
253 * target-def.h (TARGET_INITIALIZER): Remove
254 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
255 * config/sol2.h: Remove use of
256 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
258 2009-08-14 Douglas B Rupp <rupp@gnat.com>
260 * config/ia64/fde-vms.c: New file.
261 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
262 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
263 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
264 (uw_frame_state_for): Only register a personality routine if it is
265 known to be compatible with our expectations.
266 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
267 Declare unw_table_entry stack variable and
268 mod all calls to _Unwind_FindTableEntry to add arg.
269 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
270 (_Unwind_FindTableEntry): Add arg to prototype.
272 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
274 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
275 field 'signal_pfs_loc'.
276 (uw_frame_state_for): Remove duplicate code dealing with leaf
277 procedures without unwind info.
278 If in the frame after unwinding through a signal handler, restore
279 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
280 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
281 'pfs_loc' to the AR.PFS location in the signal context; instead
282 set 'signal_pfs_loc'.
283 Manually generate the unwind info for the AR.PFS register.
284 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
285 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
286 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
287 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
288 instead set 'signal_pfs_loc'.
289 Remove code preventing the AR.PFS register from being restored
290 from the signal context.
292 2009-08-14 Douglas B Rupp <rupp@gnat.com>
293 Tristan Gingold <gingold@adacore.com>
295 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
296 * config/ia64/t-vms: New file.
297 * config/ia64/vms64.h: New file.
298 * config/ia64/vms.h: New file.
299 * config/ia64/vms-crtinit.asm: New file.
300 * config/ia64/vms_symvec_libgcc_s.opt: New file.
301 * config/ia64/vms-unwind.h: New file.
303 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
305 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
308 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
311 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
312 version. Move declaration...
313 * real.h (do_mpc_arg2): ... here.
314 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
317 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
319 * final.c (add_debug_prefix_map): Don't use GC memory for
320 old_prefix and new_prefix.
322 2009-08-14 Richard Guenther <rguenther@suse.de>
324 * ipa-prop.c (compute_complex_pass_through): If we cannot
325 compute a non-varying offset for IPA_JF_ANCESTOR punt.
327 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
329 * c-lex.c (c_lex_with_flags): Increase size of local variable
330 to avoid memory clobber.
332 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
335 * config/i386/i386.c (ix86_fp_comparison_strategy):
336 Only enable/disable sahf at function granularity.
338 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
340 PR rtl-optimization/41064
341 * reload1.c (reload_as_needed): Don't call extract_insn
342 for known invalid replacements after calling
343 validate_replace_rtx_group and verify_changes.
345 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
348 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
349 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
350 ix86_expand_fp_vcond.
351 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
352 Assert that operation is supported by ix86_expand_int_vcond.
353 (vcondu<SSEMODE124C8:mode>): Ditto.
355 2009-08-13 DJ Delorie <dj@redhat.com>
357 * config/i386/djgpp-stdint.h: New.
358 * config.gcc (djgpp): Use it.
360 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
362 * config/sh/sh.c (sh_override_options): When flag_exceptions or
363 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
365 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
367 * tree-ssa-loop-prefetch.c
368 (prune_ref_by_group_reuse): Enhance probabilistic analysis
369 for long-stride pruning.
370 (compute_miss_rate): New function to compute the probability
371 that two memory references access different cache lines.
373 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
375 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
377 2009-08-13 Richard Guenther <rguenther@suse.de>
380 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
381 use the constant pointer type.
382 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
383 of CV qualifiers on the target pointer type.
384 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
385 conversion check before restrict check.
387 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
390 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
392 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
394 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
396 2009-08-12 Richard Guenther <rguenther@suse.de>
398 PR tree-optimization/41011
399 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
400 and reference constructing.
402 2009-08-12 Xinliang David Li <davidxl@google.com>
404 PR tree-optimization/41012
405 * tree-flow.h : New external interface.
406 * gimple-low.c (check_call_arg): Change to public function.
407 Remove argument mismatch check in lowering.
408 * tree-inline.h (tree_can_inline_p): Interface change.
409 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
411 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
412 Call change to tree_can_inline_p function.
413 (cgraph_decide_inlining_incrementally): Ditto.
415 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
417 PR tree-optimization/41031
418 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
419 on the partition variable rather than promote_mode on the source
420 type. Assert that the partition variable's type has the same
421 mode as the source value's.
423 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
425 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
427 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
429 * calls.c (expand_call): Fix typo.
430 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
432 * stmt.c (expand_value_return): Use promote_function_mode to copy out
434 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
435 * config/cris/cris.c (cris_promote_function_mode): Likewise.
436 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
437 * config/pa/pa.c (pa_promote_function_mode): Likewise.
439 2009-08-11 Andrew Haley <aph@redhat.com>
441 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
443 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
446 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
448 2009-08-12 Richard Guenther <rguenther@suse.de>
450 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
451 * gimplify.c (gimplify_modify_expr): Do not use
452 lang_hooks.types_compatible_p.
453 * tree-ssa.c (useless_type_conversion_p): For aggregates
454 just return false if the canonical types differ.
456 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
459 * sese.c (convert_for_phi_arg): New.
460 (add_guard_exit_phis): Use convert_for_phi_arg.
462 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
464 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
465 unknown subscript upper bounds.
467 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
468 Pranav Garg <pranav.garg2107@gmail.com>
470 * graphite-interchange.c (gather_access_strides): Removed.
471 (ppl_max_for_le): New.
472 (build_linearized_memory_access): New.
473 (memory_stride_in_loop): New.
474 (pbb_interchange_profitable_p): Reimplemented.
475 * graphite-ppl.h (ppl_new_id_map): New.
476 (ppl_interchange): New.
478 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
480 * graphite-interchange.c (compute_subscript): Removed.
481 (compute_array_size_cstr): Removed.
482 (compute_array_size_poly): Removed.
483 (compute_array_size): Removed.
484 (gather_access_strides_poly): Removed.
485 (gather_access_strides): Empty.
487 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
489 * graphite-dependences.c (dependence_polyhedron_1): Replace
490 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
491 (graphite_legal_transform_dr): Same.
492 (graphite_carried_dependence_level_k): Same.
493 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
494 Initialize PDR_NB_SUBSCRIPTS.
495 (print_pdr_access_layout): Replace pdr_nb_subscripts with
497 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
498 (PDR_NB_SUBSCRIPTS): New.
499 (pdr_nb_subscripts): Removed.
500 (pdr_dim): Simplified.
501 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
502 with PDR_NB_SUBSCRIPTS.
504 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
506 * graphite-interchange.c (compute_array_size): Remove use of
508 * graphite-poly.c (new_poly_dr): Remove argument data_container.
509 Do not initialize PDR_DATA_CONTAINER.
510 (print_pdr): Do not print PDR_DATA_CONTAINER.
511 * graphite-poly.h (struct poly_dr): Remove data_container field.
512 (PDR_DATA_CONTAINER): Removed.
513 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
515 (build_poly_dr): Same.
517 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
518 Sebastian Pop <sebastian.pop@amd.com>
520 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
521 copy of the dependence polyhedron. Free the temporary objects.
522 (graphite_carried_dependence_level_k): Free unused objects before
525 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
526 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
527 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
528 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
529 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
531 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
533 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
534 Early return without analyzing the data dependences if no
535 transform has been done. Call restore_scattering if the transform
537 (graphite-interchange.c): Same.
538 * graphite-poly.c (print_scattering_function): Test for
540 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
541 (apply_poly_transforms): Do not gcc_assert that
542 the transform is legal.
543 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
544 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
545 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
546 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
547 * graphite-poly.h (struct poly_scattering): New.
548 (struct poly_bb): Add original, transformed, and saved fields.
549 Remove transformed_scattering, original_scattering,
550 nb_local_variables and nb_scattering_transform fields.
551 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
552 (poly_scattering_new): New.
553 (poly_scattering_free): New.
554 (poly_scattering_copy): New.
555 (store_scattering_pbb): New.
556 (store_scattering): New.
557 (restore_scattering_pbb): New.
558 (restore_scattering): New.
559 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
560 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
562 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
564 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
567 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
569 * Makefile.in (graphite.o): Depends on PREDICT_H.
570 * graphite.c: Include predict.h.
571 (graphite_finalize): Call tree_estimate_probability.
572 * predict.c (predict_loops): Do not call scev_initialize and
574 (tree_estimate_probability_bb): New.
575 (tree_estimate_probability): Do not initialize loops: move that
576 code to the driver. Call tree_estimate_probability_bb.
577 (tree_estimate_probability_driver): New.
578 (pass_profile): Use tree_estimate_probability_driver.
579 * predict.h (tree_estimate_probability): Declared.
581 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
583 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
584 * graphite-dependences.c (graphite_legal_transform): Add time to
585 TV_GRAPHITE_DATA_DEPS.
586 (dependency_between_pbbs_p): Same.
587 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
589 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
591 PR rtl-optimization/41033
592 * alias.c (nonoverlapping_component_refs_p): Punt when strict
593 aliasing is disabled.
595 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
597 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
598 si_mask_operand, and_load_operand, low_bitmask_operand,
599 and_reg_operand, and_operand): New predicates.
600 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
601 * config/mips/mips.c (and_operands_ok): New function.
602 * config/mips/mips-protos.h (and_operands_ok): Declare it.
603 * config/mips/mips.md (move_type): Add ext_ins and logical.
605 (and<mode>3): Use and_reg_operand as the second operand's predicate.
606 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
607 shift_shift. Remove commutative constraint modifier.
608 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
610 (*clear_upper32_dext): Remove define_insn_and_split.
611 (*clear_upper32): Turn this define_insn_and_split ...
612 (splitter for ANDing register with 0xffff_ffff): .. into this.
614 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
616 * combine.c (try_widen_shift_mode): Factor out code to check if an
617 integer constant is a low-order bitmask from here ...
618 * rtlanal.c (low_bitmask_len): ... to here.
619 * rtl.h (low_bitmask_len): Declare.
621 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
624 * config/alpha/alpha.md (addsi3): Remove expander.
625 (addsi3): Rename from *addsi3_internal insn pattern.
626 (subsi3): Remove expander.
627 (subsi3): Rename from *subsi3_internal insn pattern.
629 2009-08-11 Douglas B Rupp <rupp@gnat.com>
631 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
634 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
635 Eric Botcazou <botcazou@adacore.com>
636 Douglas B Rupp <rupp@gnat.com>
638 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
639 that records that fit in 64 bits are returned by immediate value,
640 as required by OpenVMS Calling Standard.
641 (function_value): Adjust for above modification.
642 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
643 virtual_incoming_args_rtx as base object, not next_arg.
644 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
646 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
648 * reload.c (find_reloads_subreg_address): Check the original
649 req_equiv_mem address to detect the case where an address is
650 not valid in the outer mode.
652 2009-08-11 Richard Guenther <rguenther@suse.de>
655 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
657 2009-08-10 Douglas B Rupp <rupp@gnat.com>
659 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
660 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
662 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
663 Douglas B Rupp <rupp@gnat.com>
665 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
666 PT_STACK when frame_pointer_needed on OpenVMS.
667 (alpha_pv_save_size, alpha_using_fp): Remove.
668 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
669 with proper processing for PT_NULL.
670 (alpha_vms_initial_elimination_offset): New function. Support for
671 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
672 (alpha_sa_size): Force procedure type to PT_STACK when
673 frame_pointer_needed on OpenVMS.
674 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
675 (alpha_using_fp): Likewise.
676 (alpha_vms_can_eliminate): Add prototype.
677 (alpha_vms_initial_elimination_offset): Likewise.
678 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
679 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
681 2009-08-10 Eric Botcazou <botcazou@adacore.com>
682 Douglas B Rupp <rupp@gnat.com>
684 * config/alpha/alpha.c (common_object_handler): New function.
685 (vms_attribute_table): Declare a single attribute "common_object".
686 (vms_output_aligned_decl_common): New global function.
687 (SECTION_VMS_OVERLAY): Delete.
688 (SECTION_VMS_GLOBAL): Likewise.
689 (SECTION_VMS_INITIALIZE): Likewise.
690 (vms_asm_named_section): Remove support for above flags.
691 (vms_section_type_flags): Delete.
692 (TARGET_SECTION_TYPE_FLAGS): Likewise.
693 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
694 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
695 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
697 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
700 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
701 (sub_ddmmss): Likewise.
703 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
706 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
709 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
712 * reload1.c (reload_as_needed): Use cancel_changes to completely
713 undo a failed replacement attempt.
715 2009-08-10 Richard Guenther <rguenther@suse.de>
718 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
719 (useless_type_conversion_p): ... here. Require pointer targets
722 2009-08-10 Dodji Seketeli <dodji@redhat.com>
725 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
726 loose the original type of the statement list.
728 2009-08-09 Douglas B Rupp <rupp@gnat.com>
730 * config/alpha/alpha.c: Include libfuncs.h
731 (avms_asm_output_extern): New function.
732 (alpha_init_libfuncs): Init some decc libfuncs.
733 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
734 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
735 (DO_CRTL_NAMES): Define.
737 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
738 (LONG_TYPE_SIZE): Define.
739 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
740 (SUBTARGET_SWITCHES): Define malloc64 switch.
741 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
742 (MASK_RETURN_ADDR): Define.
743 doc/invoke.texi (mmalloc64): Document switch.
745 2009-08-09 Olivier Hainque <hainque@adacore.com>
746 Douglas B Rupp <rupp@gnat.com>
748 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
749 uses_condition_handler.
750 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
751 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
752 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
753 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
754 (code_for_builtin): New insn codes for the new alpha_builtins.
755 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
756 (alpha_sa_size): Account for uses_condition_handler.
757 (alpha_expand_prologue): Likewise.
758 (alpha_start_function): Likewise.
759 (alpha_expand_epilogue): Likewise.
760 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
761 establish/revert expanders.
762 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
763 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
764 New expander, resorting to the alpha.c associated function.
765 (builtin_revert_vms_condition_handler): Likewise.
766 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
767 __gcc_shell_handler, the static VMS condition handler used as
768 an indirection wrapper to the current dynamically established
770 * config/alpha/vms-unwind.h: Complete rewrite.
771 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
772 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
774 2009-08-09 Eric Botcazou <botcazou@adacore.com>
775 Douglas B Rupp <rupp@gnat.com>
777 * config/alpha/alpha.c (alpha_links): Add 'target' field.
778 (alpha_need_linkage): Handle aliases. Return function symbol.
779 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
780 Use ultimate alias target for the linkage name.
781 * config/alpha/alpha.md (movmemdi): Use the symbol returned
782 by alpha_need_linkage for the function symbol.
783 (setmemdi): Likewise.
785 2009-08-09 Douglas B Rupp <rupp@gnat.com>
787 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
788 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
789 (ASM_WEAKEN_LABEL): Define.
790 (CRT_CALL_STATIC_FUNCTION): Define.
791 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
792 (ENDFILE_SPEC): Define.
793 (INIT_SECTION_ASM_OP): Define.
794 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
795 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
797 (MULTILIB_OSDIRNAMES): Define.
798 (shlib_version): Define.
800 (SHLIB_OBJS): Define.
801 (SHLIB_NAME): Define.
802 (SHLIB_MULTILIB): Define.
803 (SHLIB_INSTALL): Define.
804 (SHLIB_SYMVEC): Define.
805 (SHLIB_SYMVECX2): Define.
806 (SHLIB_LINK): Define.
808 2009-08-09 Douglas B Rupp <rupp@gnat.com>
810 * config/alpha/alpha.c (alpha_initialize_trampoline):
811 Initialize VMS trampoline IAW ABI for bounded procedure calls.
812 (alpha_start_function): Emit transfer address on nested functions
813 for VMS trampoline call.
814 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
815 since no longer used.
816 * config/alpha/vms-tramp.asm: Remove.
817 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
818 since now only data initialized at runtime.
820 2009-08-09 Douglas B Rupp <rupp@gnat.com>
822 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
823 (LINK_GCC_C_SEQUENCE_SPEC): Define.
824 (MD_EXEC_PREFIX): Remove, no longer used.
825 (MD_STARTFILE_PREFIX): Likewise.
826 (INCLUDE_DEFAULTS): Likewise.
827 * config/alpha/t-vms:
828 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
830 2009-08-09 Richard Guenther <rguenther@suse.de>
832 PR tree-optimization/41016
833 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
834 (operand_precision): Remove.
835 (integral_operand_p): Likewise.
836 (recognize_single_bit_test): Adjust.
838 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
840 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
841 operation overflows. Likewise non-cast unary arithmetic.
842 If one arm of a conditional expression is always taken,
843 inhibit evaluation warnings for the other arm. Likewise inhibit
844 evaluation warnings for the second && or || operand if the first
845 operand is enough to determine the result.
846 * c-typeck.c (build_conditional_expr): Apply the same inhibition
848 (build_binary_op): Prevent duplicate evaluation warnings.
850 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
852 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
853 and destination have different modes, Use promote_mode to
854 determine the signedness of the conversion. Assert that the
855 promoted source mode matches the destination mode. Don't pass
856 the destination and destination mode to expand_expr if the source
857 mode is different. Simplify conversion logic.
859 2009-08-09 Ira Rosen <irar@il.ibm.com>
861 PR tree-optimization/41008
862 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
863 from condition only in case it's a comparison. Adjust checks.
865 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
867 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
868 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
869 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
870 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
871 (dump_cand): Handle them.
872 (struct iv_cand): New members COST_STEP and AINC_USE.
873 (stmt_after_increment): Likewise.
874 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
875 callers changed. Use gimple_uid comparison instead of scanning.
876 (add_candidate_1): When looking for identical candidates, take
877 AINC_USE into account. Set it for new candidates.
878 (force_expr_to_var_cost): Cast target_spill_cost to int.
879 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
880 All callers changed. Check for availability of autoinc addressing
881 modes, both in general for a given mode, and in the specific use case.
882 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
884 (get_computation_cost): Likewise.
885 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
886 add_autoinc_candidates): New static functions.
887 (add_candidate): Call add_autoinc_candidates for candidates based on
889 (find_iv_candidates): Call set_autoinc_for_original_candidates.
890 (determine_use_iv_cost_address): If we have an autoinc candidate at
891 the matching use, verify autoinc is possible and subtract the cost
892 of the candidate's step from the cost.
893 (determine_iv_cost): Record the cost of the increment in the COST_STEP
894 member of the candidate.
895 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
896 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
898 2009-08-09 Douglas B Rupp <rupp@gnat.com>
900 * config.build (ia64-hp-*vms*): New target.
901 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
903 * config.gcc (ia64-hp-*vms*): New target.
904 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
906 * config.host (ia64-hp-*vms*): New target.
907 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
910 2009-08-08 Richard Guenther <rguenther@suse.de>
912 PR tree-optimization/40991
913 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
915 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
917 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
918 mode check. Do truncations in an integer mode.
919 (force_to_mode): Handle subregs for all mode types. Only do
920 arithmetic simplifications on integer modes.
922 2009-08-07 Richard Guenther <rguenther@suse.de>
924 PR tree-optimization/40999
925 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
926 (maybe_fold_reference): Lookup constant initializers.
927 (fold_gimple_assign): Likewise.
929 2009-08-07 Richard Guenther <rguenther@suse.de>
931 * tree-ssa.c (useless_type_conversion_p_1): Only for types
932 that require structural equality defer to the langhook.
934 2009-08-07 Martin Jambor <mjambor@suse.cz>
936 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
938 (struct ipa_pass_through_data): New type.
939 (struct ipa_ancestor_jf_data): New type.
940 (union jump_func_value): Removed field formal_id, added fields
941 pass_through and ancestor.
942 (struct ipa_param_call_note): Changed type of formal_id to int from
944 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
945 operations jump functions and ancestor jump functions.
946 (compute_complex_pass_through): New function.
947 (compute_scalar_jump_functions): Call compute_complex_pass_through,
948 reflect changes in the jump function strucutre.
949 (update_jump_functions_after_inlining): Ignore complex pass-through
950 and ancestor jump functions.
951 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
952 polynomial pass-through with operation jump functions.
954 2009-08-07 Jakub Jelinek <jakub@redhat.com>
956 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
957 fde->dw_fde_begin as begin label instead of hot/cold label.
958 Use LLSDAC label instead of LLSDA for second section lsda.
959 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
960 label instead of LLSDA if it is true.
961 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
963 * except.c (add_call_site, dw2_size_of_call_site_table): Add
964 SECTION argument. Use it as index into crtl->eh.call_site_record
966 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
967 use it to determine how to print table entries instead of using
968 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
969 label instead of normal begin label as base.
970 (sjlj_assign_call_site_values): Adjust add_call_site caller.
971 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
972 ensure no EH range spans between sections and that landing pads
973 are always in the corresponding section.
974 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
975 for crtl->eh.call_site_record being an array rather than scalar.
976 (output_one_function_exception_table): New function, copied
977 from output_function_exception_table. Adjust
978 dw2_size_of_call_site_table, dw2_output_call_site_table
979 callers. For SECOND section use *C suffixed labels.
980 (output_function_exception_table): Call
981 output_one_function_exception_table and, when doing hot/cold
982 partitioning, also another time for the second section.
983 * opts.c: Include except.h.
984 (decode_options): Allow -freorder-blocks-and-partition with
985 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
986 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
987 * function.h (struct rtl_eh): Change call_site_record from
988 scalar into array of 2 elements.
990 2009-08-07 Martin Jambor <mjambor@suse.cz>
992 * ipa-prop.c (count_formal_params_1): New function.
993 (ipa_get_vector_of_formal_parms): New function.
994 (get_vector_of_formal_parm_types): New function.
995 (ipa_modify_formal_parameters): New function.
996 (ipa_modify_call_arguments): New function.
997 (index_in_adjustments_multiple_times_p): New function.
998 (ipa_combine_adjustments): New function.
999 (ipa_dump_param_adjustments): New function.
1000 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1001 (ipa_get_vector_of_formal_parms): Declare.
1002 (ipa_modify_formal_parameters): Declare.
1003 (ipa_modify_call_arguments): Declare.
1004 (ipa_combine_adjustments): Declare.
1005 (ipa_dump_param_adjustments): Declare.
1006 (build_ref_for_offset): Declare.
1007 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1008 * tree-sra.c: Include ipa-prop.c.
1009 (build_ref_for_offset): Make public.
1011 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1013 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1015 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1017 * gcc/doc/extend.texi (__builtin_extract_return_address)
1018 (__builtin_frob_return_address): Document.
1020 2009-08-06 Paul Brook <paul@codesourcery.com>
1022 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1023 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1024 implementation on ARMv6-M.
1026 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1028 * doc/extend.texi (pcs): Document new attribute for ARM.
1030 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1032 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1035 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1037 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1040 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1042 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1044 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1046 Merge ARM/hard_vfp_branch to trunk.
1048 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1050 * arm.c (libcall_eq): New function.
1051 (libcall_hash): New function.
1052 (add_libcall): New function.
1053 (arm_libcall_uses_aapcs_base): New function.
1054 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1055 libcalls using the base PCS.
1056 (arm_init_cumulative_args): Likewise.
1058 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1060 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1061 Use base ABI for conversion libfuncs between HFmode and SFmode.
1063 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1065 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1066 V4SImode as representatives of all 64-bit and 128-bit vector
1067 types. Allow vector types without vector modes.
1068 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1069 without vector modes like BLKmode.
1070 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1071 BLKmode. Avoid unsupported vector modes or TImode moves for
1073 (aapcs_vfp_allocate_return_reg): Likewise.
1074 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1075 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1077 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1079 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1080 (arm_get_pcs_model): Pass attribute arguments to
1081 arm_pcs_from_attribute.
1082 (arm_init_cumulative_args): Use base AAPCS for conversions from
1083 floating-point types to DImode.
1084 (arm_attribute_table): Add pcs attribute.
1085 (arm_handle_pcs_attribute): New.
1086 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1087 conversions from floating-point types to DImode, also declare them
1088 to use base AAPCS and declare functions they call to use base
1089 AAPCS and their RTABI names.
1091 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1093 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1094 -mfloat-abi=hard not being supported for VFP.
1096 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1098 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1099 SYMBOL_REF to hard_libcall_value.
1101 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1102 Richard Earnshaw <rearnsha@arm.com>
1104 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1105 has been put on the stack, all remaining co-processory arguments for
1106 that co-processor also go on the stack.
1108 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1110 * config/arm/arm.c (arm_return_in_memory): Handle returning
1111 vectors of suitable size in registers also for AAPCS case.
1113 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1115 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1117 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1119 ARM Hard-VFP calling convention
1120 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1121 * target.h (gcc_target): Add libcall_value to table of call hooks.
1122 * targhooks.h (default_libcall_value): Default implementation.
1123 * targhooks.c (default_libcall_value): Likewise.
1124 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1125 * optabs.c (expand_unop): Use it.
1126 * expr.h (hard_libcall_value): Pass the function RTX through.
1127 * calls.c (emit_library_call_value_1): Update call to
1129 * explow.c (hard_libcall_value): Use new target hook.
1130 * testsuite/lib/target-supports.exp
1131 (check_effective_target_arm_hard_vfp_ok): New hook.
1132 (check_effective_target_arm_neon_ok): Improve test for neon
1134 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1135 * config/arm/arm.c: Include cgraph.h
1136 (TARGET_FUNCTION_VALUE): Override default hook.
1137 (arm_pcs_default): New variable.
1138 (arm_override_options): Don't fault hard calling convention with VFP.
1139 Add support for AAPCS variants.
1140 (arm_function_value): Make static. Handle AAPCS variants.
1141 (arm_libcall_value): New function.
1142 (arm_apply_result_size): Handle VFP registers in results.
1143 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1145 (pcs_attribute_args): New variable.
1146 (arm_pcs_from_attribute): New function.
1147 (arm_get_pcs_model): New function.
1148 (aapcs_vfp_cum_init): New function.
1149 (aapcs_vfp_sub_candidate): New function.
1150 (aapcs_vfp_is_return_candidate): New function.
1151 (aapcs_vfp_is_call_candidate): New function.
1152 (aapcs_vfp_allocate): New function.
1153 (aapcs_vfp_allocate_return_reg): New function.
1154 (aapcs_vfp_advance): New function.
1155 (aapcs_cp_arg_layout): New variable.
1156 (aapcs_select_call_coproc): New function.
1157 (aapcs_select_return_coproc): New function.
1158 (aapcs_allocate_return_reg): New function.
1159 (aapcs_libcall_value): New function.
1160 (aapcs_layout_arg): New function.
1161 (arm_init_cumulative_args): Initialize AAPCS args data.
1162 (arm_function_arg): Handle AAPCS variants using new interface.
1163 (arm_arg_parital_bytes): Likewise.
1164 (arm_function_arg_advance): New function.
1165 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1166 calling conventions.
1167 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1168 * arm.h (NUM_VFP_ARG_REGS): Define.
1169 (LIBCALL_VALUE): Update.
1170 (FUNCTION_VALUE): Delete.
1171 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1172 (arm_pcs): New enum.
1173 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1174 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1175 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1176 * arm-protos.h (arm_function_arg_advance): Add.
1177 (aapcs_libcall_value): Add.
1178 (arm_function_value): Delete.
1180 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1181 H.J. Lu <hongjiu.lu@intel.com>
1184 * config/i386/i386.c (standard_sse_mode_p): Remove.
1185 (standard_sse_constant_p): Return 2 for integer mode
1186 vector_all_ones_operand when SSE2 is enabled.
1187 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1188 (ix86_expand_vector_move): Do not check for negative values from
1189 standard_sse_constant_p.
1191 2009-08-06 Richard Guenther <rguenther@suse.de>
1193 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1194 array type comparisons frontend independent.
1195 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1196 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1197 out array reference lower bound and element size operands.
1198 (ao_ref_init_from_vn_reference): Properly compute the offset
1199 for ARRAY_RANGE_REF.
1200 (vn_reference_fold_indirect): Fill out array reference lower
1201 bound and element size operands.
1202 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1203 a non gimple valued reference operand which can happen for
1204 array reference lower bound or element size.
1205 (create_component_ref_by_pieces_1): Properly generate the
1206 element size operand for array references.
1208 2009-08-06 Richard Guenther <rguenther@suse.de>
1210 PR tree-optimization/40964
1211 * tree.c (iterative_hash_host_wide_int): Export.
1212 * tree.h (iterative_hash_host_wide_int): Declare.
1213 * tree-ssa-structalias.c (heapvar_map): New struct.
1214 (heapvar_map_eq): New function.
1215 (heapvar_map_hash): Likewise.
1216 (heapvar_lookup): Adjust.
1217 (heapvar_insert): Likewise.
1218 (make_constraint_from_heapvar): Allow multiple heap variables
1219 per decl at different offsets.
1220 (init_alias_heapvars): Adjust.
1222 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1224 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1225 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1226 trailing sync if TARGET_SYNC_AFTER_SC.
1228 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1230 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1231 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1232 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1233 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1234 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1235 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1236 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1237 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1238 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1239 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1240 the prototype declaration match the definition.
1241 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1242 instructions explicitly. Add barrier_before and operands
1244 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1245 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1246 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1247 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1248 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1249 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1251 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1253 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1255 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1256 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1259 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1262 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1264 PR rtl-optimization/40924
1265 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1266 make sure canon_rtx (mem_address) isn't simpler than
1267 canon_rtx (expanded_mem_address).
1269 2009-08-05 Li Feng <nemokingdom@gmail.com>
1271 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1273 (build_scop_drs): Build alias set for each SCoP.
1275 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1277 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1278 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1279 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1280 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1281 (BASE_DRIVER_SELF_SPECS): Likewise.
1283 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1285 * tree-ssa-alias.c: Fix some comment typos.
1287 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1289 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1290 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1292 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1295 * simplify-rtx.c (simplify_binary_operation_1): Disable
1296 simplifications for decimal float operations.
1298 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1301 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1302 operand of INDIRECT_REF.
1304 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1306 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1307 constants referencing TLS symbols.
1309 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1311 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1312 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1314 2009-08-03 Richard Guenther <rguenther@suse.de>
1316 * tree.c (make_vector_type): Build a main variant first,
1317 get the canonical one and then build the variant.
1318 * tree-ssa.c (useless_type_conversion_p_1): Handle
1320 (useless_type_conversion_p): Conversions to pointers to
1321 incomplete record types are useless.
1323 2009-08-03 Richard Guenther <rguenther@suse.de>
1325 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1326 file will be created.
1327 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1328 * toplev.c (compile_file): Adjust comment.
1330 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1332 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1333 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1334 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1335 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1336 (sh_promote_function_mode): Fix typo.
1338 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1340 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1342 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1344 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1345 declaration arguments.
1347 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1349 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1350 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1351 (ix86_split_ashl): Ditto.
1352 (ix86_expand_vector_init_one_nonzero): Ditto.
1353 (ix86_expand_vector_set): Ditto.
1354 (ix86_expand_reduc_v4sf): Ditto.
1356 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1358 * explow.c (promote_function_mode): Remove assert.
1359 * config/sh/sh.c (sh_promote_function_mode): Declare.
1361 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1363 * config/pa/pa.c (pa_promote_function_mode): Declare.
1364 Change to static. Fix promote_mode call.
1366 * gthr-dce.h (CONST_CAST2): Define if not defined.
1367 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1369 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1371 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1373 * expr.c (store_constructor): Use promote_decl_mode. Remove
1374 now write-only variable unsignedp.
1375 (expand_expr_real_1): Use promote_decl_mode.
1376 * expr.h (promote_function_mode, promote_decl_mode): New.
1377 (promote_mode): Remove last argument.
1378 * function.c (assign_temp): Drop last argument of promote_mode.
1379 (assign_parm_find_data_types): Use promote_function_mode.
1380 (assign_parm_setup_reg): Likewise.
1381 (expand_function_end): Use promote_function_mode.
1382 * calls.c (initialize_argument_information): Use promote_function_mode.
1383 (precompute_arguments): Use promote_mode instead of checking if
1384 only PROMOTE_FUNCTION_MODE is defined.
1385 (expand_call): When making sibcall decisions, use promote_function_mode.
1386 Below, remove an if for targetm.calls.promote_function_return and
1387 and use promote_function_mode.
1388 (emit_library_call_value_1): Use promote_function_mode, fix bug
1389 where promote_mode was passed FOR_CALL == 0 for a return value in an
1391 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1392 * explow.c (promote_function_mode, promote_decl_mode): New.
1393 (promote_mode): Keep only the FOR_CALL == 0 case.
1394 * combine.c (setup_incoming_promotion): Remove test of
1395 promote_function_args. Use promote_function_mode.
1396 * stmt.c (expand_value_return): Use promote_decl_mode.
1397 (expand_decl): Use promote_decl_mode.
1399 * expr.c (store_constructor): Use promote_decl_mode. Remove
1400 now write-only variable unsignedp.
1401 (expand_expr_real_1): Use promote_decl_mode.
1402 * expr.h (promote_function_mode, promote_decl_mode): New.
1403 (promote_mode): Remove last argument.
1404 * function.c (assign_temp): Drop last argument of promote_mode.
1405 (assign_parm_find_data_types): Use promote_function_mode.
1406 (assign_parm_setup_reg): Likewise.
1407 (expand_function_end): Use promote_function_mode.
1408 * calls.c (initialize_argument_information): Use promote_function_mode.
1409 (precompute_arguments): Use promote_mode instead of checking if
1410 only PROMOTE_FUNCTION_MODE is defined.
1411 (expand_call): When making sibcall decisions, use promote_function_mode.
1412 Below, remove an if for targetm.calls.promote_function_return and
1413 and use promote_function_mode.
1414 (emit_library_call_value_1): Use promote_function_mode, fix bug
1415 where promote_mode was passed FOR_CALL == 0 for a return value in an
1417 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1418 * explow.c (promote_function_mode, promote_decl_mode): New.
1419 (promote_mode): Keep only the FOR_CALL == 0 case.
1420 * combine.c (setup_incoming_promotion): Remove test of
1421 promote_function_args. Use promote_function_mode.
1422 * stmt.c (expand_value_return): Use promote_decl_mode.
1423 (expand_decl): Use promote_decl_mode.
1425 * explow.c (promote_function_mode): Just call the target hook.
1426 * targhooks.c (default_promote_function_mode,
1427 default_promote_function_mode_always_promote): New.
1428 * targhooks.h (default_promote_function_mode,
1429 default_promote_function_mode_always_promote): Declare.
1430 * target.h (promote_function_args, promote_function_return): Remove.
1431 (promote_function_mode): New.
1432 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1433 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1434 (TARGET_PROMOTE_FUNCTION_MODE): New.
1435 (TARGET_CALLS): Adjust.
1436 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1437 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1439 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1440 * config/s390/s390.c (s390_promote_function_mode): ... here,
1441 with pointer handling.
1442 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1443 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1445 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1446 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1447 with pointer handling.
1448 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1449 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1451 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1452 * config/sh/sh.c (sh_promote_function_mode): New.
1453 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1454 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1456 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1457 * config/cris/cris.c (cris_promote_function_mode): ... here.
1458 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1459 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1461 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1462 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1463 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1464 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1466 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1467 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1468 complex type handling.
1469 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1470 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1472 * config/pa/pa.c (pa_promote_function_mode): New.
1473 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1474 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1476 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1477 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1478 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1479 * config/xtensa/xtensa.c: Likewise.
1480 * config/stormy16/stormy16.c: Likewise.
1481 * config/iq2000/iq2000.c: Likewise.
1482 * config/rs6000/rs6000.c: Likewise.
1483 * config/picochip/picochip.c: Likewise.
1484 * config/arc/arc.c: Likewise.
1485 * config/mcore/mcore.c: Likewise.
1486 * config/score/score.c: Likewise.
1487 * config/mips/mips.c: Likewise.
1488 * config/bfin/bfin.c: Likewise.
1489 * config/ia64/ia64.c: Likewise (disabled though).
1491 * config/frv/frv.h: Remove pointless remark.
1493 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1494 TARGET_PROMOTE_FUNCTION_ARGS,
1495 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1496 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1498 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1500 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1501 -floop-parallelize-all.
1502 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1503 flag_loop_parallelize_all.
1504 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1505 * graphite.c (graphite_transform_loops): Same.
1507 * graphite-poly.c (apply_poly_transforms): Same.
1509 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1511 PR tree-optimization/40914
1512 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1513 if set, then check the delta field of the PMF record.
1514 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1515 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1516 call is stored in the delta.
1518 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1520 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1522 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1524 * config/i386/bsd.h (ASM_BYTE): New define.
1525 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1526 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1527 .byte. Use fputs or putc instead of fprintf where appropriate.
1528 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1529 fputs or putc instead of fprintf where appropriate.
1530 * config/i386/i386elf.h: Ditto.
1531 * config/i386/sysv4.h: Ditto.
1533 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1534 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1535 (*tls_global_dynamic_64): Ditto.
1537 2009-07-31 Christian Bruel <christian.bruel@st.com>
1539 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1541 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1543 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1544 Remove dead code for MINUS.
1546 2009-07-31 Anthony Green <green@moxielogic.com>
1548 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1550 (moxie_expand_epilogue): Ditto for epilogue.
1551 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1553 (moxie_function_arg): Ditto.
1554 (moxie_pass_by_reference): Ditto.
1555 (moxie_arg_partial_bytes): Ditto.
1556 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1557 (FUNCTION_ARG_ADVANCE) Ditto.
1558 (REG_PARM_STACK_SPACE) Ditto.
1559 (FUNCTION_ARG_REGNO_P) Dito.
1561 * config.gcc: Add moxie linux config support.
1562 * gcc/config/moxie/uclinux.h: New file.
1564 2009-07-31 DJ Delorie <dj@redhat.com>
1566 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1567 (UNSPECV_SP_SWITCH_E): New.
1568 (sp_switch_1): Change to an unspec.
1569 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1571 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1572 reference the new stack's address
1574 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1576 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1577 graphite-clast-to-gimple.o, graphite-dependences.o,
1578 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1579 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1580 (graphite-blocking.o,
1581 graphite-clast-to-gimple.o, graphite-dependences.o,
1582 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1583 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1584 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1585 * cfgloop.h (struct loop): Add can_be_parallel field.
1586 * common.opt (fgraphite-identity): Moved up.
1587 (fgraphite-force-parallel): New flag.
1588 * graphite.c: Rewrite.
1589 * graphite.h: Rewrite.
1590 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1592 * toplev.c (graphite_out_file): New file descriptor.
1593 (graphite_in_file): New.
1594 (process_options): flag_graphite_force_parallel cannot be used without
1596 * tree-ssa-loop.c: Include toplev.h.
1597 (gate_graphite_transforms): Enable flag_graphite for
1598 flag_graphite_force_parallel.
1600 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1602 * ChangeLog.graphite: New.
1603 * graphite-blocking.c: New.
1604 * graphite-clast-to-gimple.c: New.
1605 * graphite-clast-to-gimple.h: New.
1606 * graphite-dependences.c: New.
1607 * graphite-dependences.h: New.
1608 * graphite-interchange.c: New.
1609 * graphite-poly.c: New.
1610 * graphite-poly.h: New.
1611 * graphite-ppl.c: New.
1612 * graphite-ppl.h: New.
1613 * graphite-scop-detection.c: New.
1614 * graphite-scop-detection.h: New.
1615 * graphite-sese-to-poly.c: New.
1616 * graphite-sese-to-poly.h: New.
1620 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1622 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1623 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1625 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1627 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1628 (scev_is_linear_expression): Return false if the evolution is not
1629 affine multivariate.
1631 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1633 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1634 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1636 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1638 * tree-data-ref.c (debug_data_references): New.
1639 (debug_data_reference): New.
1640 * tree-data-ref.h (debug_data_references): Declared.
1641 (debug_data_reference): Declared.
1643 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1645 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1646 * tree-data-ref.h (scop_p): Removed.
1647 (struct data_reference): Remove field scop.
1649 (stmt_simple_memref_p): Removed.
1651 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1653 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1654 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1657 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1659 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1661 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1663 * doc/invoke.texi (-fgraphite-identity): Documented.
1665 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1667 * tree-scalar-evolution.c: Fix comment.
1668 (instantiate_scev_1): Return unknow from scev instantiation if the
1669 result is not above instantiate_below.
1671 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1673 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1674 static anymore. Instantiate the symbols that may have been introduced
1676 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1679 2009-07-30 DJ Delorie <dj@redhat.com>
1681 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1682 .vliw directive to VLIW sections.
1684 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1686 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1688 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1689 (AUTOHEADER): New variable.
1690 ($(srcdir)/cstamp-h.in): Use it.
1692 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1693 Pat Haugen <pthaugen@us.ibm.com>
1694 Revital Eres <ERES@il.ibm.com>
1696 * config/rs6000/vector.md (VEC_F): Add VSX support.
1700 (vector_load_<mode>): Ditto.
1701 (vector_store_<mode>): Ditto.
1702 (vector GPR move split): Ditto.
1703 (vec_reload_and_plus_<mptrsize>): Ditto.
1704 (vec_reload_and_reg_<mptrsize>): Ditto.
1705 (add<mode>3): Ditto.
1706 (sub<mode>3): Ditto.
1707 (mul<mode>3): Ditto.
1708 (neg<mode>2): Ditto.
1709 (abs<mode>2): Ditto.
1710 (smin<mode>3): Ditto.
1711 (smax<mode>3): Ditto.
1712 (vector_eq<mode>): Ditto.
1713 (vector_gt<mode>): Ditto.
1714 (vector_ge<mode>): Ditto.
1715 (vector_gtu<mode>): Ditto.
1716 (vector_select_<mode>_uns): Ditto.
1717 (vector_eq_<mode>_p): Ditto.
1718 (vector_gt_<mode>_p): Ditto.
1719 (vector_ge_<mode>_p): Ditto.
1720 (vector_gtu_<mode>_p): Ditto.
1721 (cr6_test_for_zero): Ditto.
1722 (cr6_test_for_zero_reverse): Ditto.
1723 (cr6_test_for_lt): Ditto.
1724 (cr6_test_for_lt_reverse): Ditto.
1725 (xor<mode>3): Ditto.
1726 (ior<mode>3): Ditto.
1727 (and<mode>3): Ditto.
1728 (one_cmpl<mode>2): Ditto.
1729 (nor<mode>2): Ditto.
1730 (andc<mode>2): Ditto.
1731 (float<VEC_int<mode>2): Ditto.
1732 (unsigned_float<VEC_int><mode>2): Ditto.
1733 (fix_trunc<mode><VEC_int>2): Ditto.
1734 (fixuns_trunc<mode><VEC_int>2): Ditto.
1736 (vec_set<mode>): Ditto.
1737 (vec_extract<mode>): Ditto.
1738 (vec_interleave_highv4sf): Ditto.
1739 (vec_interleave_lowv4sf): Ditto.
1740 (vec_realign_load_<mode>): Ditto.
1741 (vec_shl_<mode>): Ditto.
1742 (vec_shr_<mode>): Ditto.
1743 (div<mode>3): New patterns for VSX.
1744 (vec_interleave_highv2df): Ditto.
1745 (vec_interleave_lowv2df): Ditto.
1746 (vec_pack_trunc_v2df): Ditto.
1747 (vec_pack_sfix_trunc_v2df): Ditto.
1748 (vec_pack_ufix_trunc_v2df): Ditto.
1749 (vec_unpacks_hi_v4sf): Ditto.
1750 (vec_unpacks_lo_v4sf): Ditto.
1751 (vec_unpacks_float_hi_v4si): Ditto.
1752 (vec_unpacks_float_lo_v4si): Ditto.
1753 (vec_unpacku_float_hi_v4si): Ditto.
1754 (vec_unpacku_float_lo_v4si): Ditto.
1755 (movmisalign<mode>): Ditto.
1756 (vector_ceil<mode>2): New patterns for vectorizing math library.
1757 (vector_floor<mode>2): Ditto.
1758 (vector_btrunc<mode>2): Ditto.
1759 (vector_copysign<mode>3): Ditto.
1761 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1762 predicate for setting the high bit in each word, used for copysign.
1764 * config/rs6000/ppc-asm.h (f19): Whitespace.
1765 (f32-f63): Define if VSX.
1766 (v0-v31): Define if Altivec.
1767 (vs0-vs63): Define if VSX.
1769 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1771 * config/rs6000/power7.md: New file, provide tuning parameters for
1774 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1775 (rs6000_cpu_cpp_builtins): Ditto.
1776 (altivec_overloaded_builtins): Ditto.
1777 (altivec_resolve_overloaded_builtin): Ditto.
1779 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1780 debug switch to disable vectorizing simple math builtin
1783 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1784 Vectorize simple math builtin functions.
1785 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1786 hook to vectorize math builtins.
1787 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1788 (rs6000_builtin_conversion): Add VSX/power7 support.
1789 (rs6000_builtin_vec_perm): Ditto.
1790 (vsplits_constant): Add support for loading up a vector constant
1791 with just the high bit set in each part.
1792 (rs6000_expand_vector_init): Add VSX/power7 support.
1793 (rs6000_expand_vector_set): Ditto.
1794 (rs6000_expand_vector_extract): Ditto.
1795 (rs6000_emit_move): Ditto.
1796 (bdesc_3arg): Ditto.
1797 (bdesc_2arg): Ditto.
1798 (bdesc_1arg): Ditto.
1799 (rs6000_expand_ternop_builtin): Ditto.
1800 (altivec_expand_builtin): Ditto.
1801 (rs6000_expand_unop_builtin): Ditto.
1802 (rs6000_init_builtins): Ditto.
1803 (altivec_init_builtins): Ditto.
1804 (builtin_function_type): Ditto.
1805 (rs6000_common_init_builtins): Ditto.
1806 (rs6000_handle_altivec_attribute); Ditto.
1807 (rs6000_mangle_type): Ditto.
1808 (rs6000_vector_mode_supported_p): Ditto.
1809 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1812 * config/rs6000/vsx.md: New file for VSX support.
1814 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1815 identifing values with just the most significant bit set.
1816 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1817 vectorized builtins.
1819 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1820 (UNSPEC_VRFIM): Delete.
1821 (splitter for loading up vector with most significant bit): New
1822 splitter for vectorizing copysign.
1823 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1824 vectorizing simple math functions.
1825 (altivec_vrfip): Add support for vectorizing simple math functions.
1826 (altivec_vrfim): Ditto.
1827 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1829 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1830 (power7.md, vsx.md): Include for power7 support.
1831 (copysigndf3): Use VSX instructions if -mvsx.
1832 (negdf2_fpr): Ditto.
1833 (absdf2_fpr): Ditto.
1834 (nabsdf2_fpr): Ditto.
1835 (adddf3_fpr): Ditto.
1836 (subdf3_fpr): Ditto.
1837 (muldf3_fpr): Ditto.
1838 (divdf3_fpr): Ditto.
1839 (fix_truncdfdi2_fpr): Ditto.
1840 (cmpdf_internal1): Ditto.
1841 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1842 (btruncdf2, btruncdf2_fpr): Ditto.
1843 (ceildf2, ceildf2_fpr): Ditto.
1844 (floordf2, floordf2_fpr): Ditto.
1845 (floatdidf2, floatdidf2_fpr): Ditto.
1846 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1847 (fmsubdf4_fpr): Ditto.
1848 (fnmadddf4_fpr_1): Ditto.
1849 (fnmadddf4_fpr_2): Ditto.
1850 (fnmsubdf4_fpr_1): Ditto.
1851 (fnmsubdf4_fpr_2): Ditto.
1852 (fixuns_truncdfdi2): Add expander for VSX support.
1853 (fix_truncdfdi2): Ditto.
1854 (fix_truncdfsi2): Ditto.
1856 (btruncsf2): Whitespace.
1857 (movdf_hardfloat32): Add support for VSX registers.
1858 (movdf_softfloat32): Ditto.
1859 (movdf_hardfloat64): Ditto.
1860 (movdf_hardfloat64_mfpgpr): Ditto.
1861 (movdf_softfloat64): Ditto.
1862 (movti splitters): Add check for vector registers supporting
1863 TImode in the future.
1864 (bpermd): Add power7 bpermd instruction.
1866 * config/rs6000/altivec.h (vec_div): Define if VSX.
1870 (vec_nearbyint): Ditto.
1873 (all predicates): Use the generic builtin function, and not the V4SF
1874 specific function so that the predicates will work with VSX's V2DF.
1878 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1879 Document new VSX functions and types.
1881 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1884 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1885 "wa", and "j" constraints. Modify "v" to talk about Altivec
1886 instead of just vector.
1888 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1891 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1892 location for phi arguments.
1893 (rewrite_update_phi_arguments): Find locations for reaching defs.
1894 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1895 Add location to add_phi_arg calls.
1896 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1897 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1898 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1899 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1900 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1901 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1902 * tree-phinodes.c (make_phi_node): Initialize location.
1903 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1904 (add_phi_arg): Add location parameter.
1905 (remove_phi_arg_num): Move location when moving phi argument.
1906 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1908 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1909 slpeel_update_phi_nodes_for_guard1,
1910 slpeel_update_phi_nodes_for_guard2,
1911 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1912 vect_loop_versioning): Set locations.
1913 * tree-parloops.c (create_phi_for_local_result,
1914 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1915 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1916 * tree-vect-loop.c (get_initial_def_for_induction,
1917 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1919 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1920 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1921 (gimple_phi_arg_set_location): New. Set locus.
1922 (gimple_phi_arg_has_location): New. Check for locus.
1923 (redirect_edge_var_map_location): New. Return locus from var_map.
1924 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1925 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1926 combining PHI arguments.
1927 (cond_store_replacement): Set location.
1928 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1929 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1930 scop_add_exit_phis_edge): Add locations.
1931 * tree-cfgcleanup.c (remove_forwarder_block,
1932 remove_forwarder_block_with_phi): Add locations.
1933 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1934 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1936 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1937 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1938 flush_pending_stmts): Add source location.
1939 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1940 stack to preserve locations.
1941 * tree-vect-stmts.c (vectorizable_load): Add location.
1942 * tree-inline.c (copy_phis_for_bb): Copy locus.
1943 (setup_one_parameter): Add call locus to inlined parameter stmts.
1944 (initialize_inlined_parameters): Pass in call location as parameter
1946 (tree_function_versioning): Pass location to setup_one_parameter.
1947 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1948 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1949 copy and edge lists.
1950 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1951 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1952 locus parameter and override the stmt default if provided.
1953 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1954 elim_graph_add_edge, elim_graph_remove_succ_edge,
1955 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1956 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1957 eliminate_phi): Add locus info in elimination graph for each edge and
1959 (insert_backedge_copies): Copy locus if present.
1960 * tree-flow.h (struct _edge_var_map): Add locus field.
1961 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1962 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1963 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1965 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1967 2009-07-30 Martin Jambor <mjambor@suse.cz>
1969 PR tree-optimization/40570
1970 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1973 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1975 * ssa-loop-manip.c: Include langhooks.h.
1976 (rewrite_phi_with_iv): New.
1977 (rewrite_all_phi_nodes_with_iv): New.
1978 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1979 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1980 * tree-parloops.c (loop_parallel_p): Move out all conditions
1981 except dependency check.
1982 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1983 (gen_parallel_loop): Call canonicalize_loop_ivs without
1984 reduction_list argument.
1985 (build_new_reduction): New.
1986 (gather_scalar_reductions): New.
1987 (try_get_loop_niter): New.
1988 (try_create_reduction_list): New.
1989 (parallleize_loops): Change the parallel conditions check.
1990 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1991 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1993 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1995 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1997 * doc/options.texi (Option properties): Mention new quoting syntax.
1999 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2001 * config/alpha/alpha.c (alpha_start_function):
2002 Handle VMS_DEBUG_MAIN_POINTER
2003 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2004 * doc/invoke.texi: Document -mdebug-main switch.
2006 2009-07-29 Richard Henderson <rth@redhat.com>
2008 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2009 (cgraph_create_edge_including_clones): Likewise.
2010 * tree-inline.c (copy_bb): Operate on the correct edges
2011 when updating the callgraph.
2013 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2015 * config/alpha/vms-cc.c: Deleted.
2016 * config/alpha/vms-ld.c: Deleted.
2017 * config/alpha/t-vms64: Moved to config/vms
2018 * config/alpha/vms-crt0-64.c: Moved to config/vms
2019 * config/alpha/vms-crt0.c: Moved to config/vms
2020 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2021 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2022 * config/alpha/xm-vms.h: Moved to config/vms
2023 * config/alpha/x-vms: Moved to config/vms
2024 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2026 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2027 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2029 * config/vms/t-vms64: Moved here from config/alpha
2030 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2031 (argc,argv,envp): Enforce 32bit malloc'ing.
2032 * config/vms/vms-psxcrt0-64.c: Likewise.
2033 * config/vms/vms-crt0.c: Moved here from config/alpha.
2034 * config/vms/vms-psxcrt0.c: Likewise.
2035 * config/vms/vms-crtl-64.h: New file.
2036 * config/vms/vms-crtl.h: New file.
2037 * config/vms/vms.opt: New file.
2038 * config/vms/xm-vms64.h: New file.
2039 * config/vms/xm-vms.h: Moved here from config/alpha.
2040 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2042 * config/vms/x-vms: Moved here from config/alpha.
2043 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2044 (vms-ld.o, vms-cc.o): Removed.
2045 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2047 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2049 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2050 correct stack (obvious VMS fix).
2052 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2054 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2055 date, version info if VMS_DEBUGGING_INFO defined.
2056 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2057 size, date calculating code moved here.
2059 2009-07-29 Paul Brook <paul@codesourcery.com>
2061 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2064 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2067 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2068 to DImode when generating insq_le insn.
2070 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2072 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2073 New macro set for VMS_DEBUGGGING_INFO.
2074 (AT_string_form): Use it.
2076 2009-07-28 DJ Delorie <dj@redhat.com>
2078 * config/mep/mep.c (vtext_section): New.
2079 (vftext_section): New.
2080 (ftext_section): New.
2081 (mep_select_section): Add support for functions.
2082 (mep_unique_section): Likewise.
2083 (mep_asm_init_sections): Likewise.
2084 (mep_encode_section_info): Remove it from here.
2086 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2088 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2090 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2091 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2093 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2095 * dwarf2out.c (output_file_names): Test new macro
2096 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2097 (add_comp_dir_attribute): Likewise.
2099 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2101 * config/i386/mingw-w64.h (LINK_SPEC): Add
2102 separating space between commands.
2104 2009-07-28 Jan Hubicka <jh@suse.cz>
2106 PR tree-optimization/40759
2107 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2110 2009-07-27 DJ Delorie <dj@redhat.com>
2112 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2113 types are dword-aligned.
2114 (mep_expand_va_start): Likewise.
2116 2009-07-27 Olivier Hainque <hainque@adacore.com>
2117 Douglas B Rupp <rupp@gnat.com>
2119 * convert.c (convert_to_pointer): Don't assume the target
2120 pointer type is POINTER_SIZE long. Fetch its precision instead.
2122 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2124 * system.h (fopen): Undefine if macro.
2126 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2128 * dwarf2out.c (output_cfi_p): Removed.
2129 (output_cfis): New function.
2130 (output_fde): New function, split from output_call_frame_info.
2131 (output_call_frame_info): Use it.
2132 (dwarf2out_switch_text_section): Use output_cfis.
2134 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2136 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2137 TARGET_BI_ARCH is specified without enabling SJLJ.
2138 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2139 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2141 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2143 * arm.md (negdi2): Use DImode if forcing a value into a register.
2145 2009-07-26 Ira Rosen <irar@il.ibm.com>
2147 PR tree-optimization/40801
2148 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2149 of vector operand from the previous copy of vector statement.
2150 Pass the correct definition type value to
2151 vect_get_vec_def_for_stmt_copy().
2153 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2155 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2156 const char ** conversion.
2158 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2160 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2161 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2162 (gcc_unreachable): Invoke __builtin_unreachable() if
2163 !ENABLE_ASSERT_CHECKING.
2165 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2167 PR rtl-optimization/40445
2168 * emit-rtl.c (next_nonnote_insn_bb): New function.
2169 * rtl.h (next_nonnote_insn_bb): Declare new function.
2170 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2171 with no successors that is the successor of the ENTRY_BLOCK.
2172 Continue from the top after removing an empty fallthrough block.
2173 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2174 of next_nonnote_insn.
2176 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2178 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2180 2009-07-25 Martin Jambor <mjambor@suse.cz>
2182 * c-common.c (c_common_attribute_table): New element for noclone.
2183 (handle_noclone_attribute): New function. Forward-declare.
2184 * tree-inline.c (tree_versionable_function_p): Check for noclone
2186 * doc/extend.texi (Labels as Values): Document need for noclone.
2187 (Function Attributes): Document noclone attribute.
2189 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2191 PR rtl-optimization/34999
2192 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2193 and dw_fde_switched_cold_to_hot fields.
2194 (output_cfi_p): New function.
2195 (output_call_frame_info): If fde->dw_fde_switched_sections,
2196 output 2 FDEs instead of one with corrupted header.
2197 (dwarf2out_do_cfi_startproc): New function.
2198 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2199 and fde->dw_fde_switched_cold_to_hot.
2200 (dwarf2out_switch_text_section): Compute
2201 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2202 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2203 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2204 Otherwise, compute fde->dw_fde_switch_cfi.
2206 2009-07-24 Cary Coutant <ccoutant@google.com>
2208 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2210 2009-07-24 Cary Coutant <ccoutant@google.com>
2212 * cfghooks.c (split_block): Copy discriminator to new block.
2213 * tree-cfg.c (assign_discriminator): Check location of last
2214 instruction in block as well as first.
2216 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2218 * config/i386/linux.c: Use fputs or putc instead of fprintf
2220 * config/i386/gas.h: Ditto.
2221 * config/i386/x86-64.h: Ditto.
2222 * config/i386/att.h: Ditto.
2224 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2226 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2229 2009-07-24 Martin Jambor <mjambor@suse.cz>
2231 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2232 (ipa_push_func_to_list_1): Declare.
2233 (ipa_push_func_to_list): New function.
2235 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2236 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2237 (ipa_push_func_to_list): Removed.
2238 (ipa_pop_func_from_list): Clear node_enqueued flag.
2240 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2242 * config/s390/s390.c (override_options): Default
2243 max-unrolled-insns to 100 for z10 tuning.
2245 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2247 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2248 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2249 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2250 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2251 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2252 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2253 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2255 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2257 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2258 use default set in mingw32.h header.
2259 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2260 64-bit /mingw/include path.
2261 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2264 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2266 PR rtl-optimization/40209
2267 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2269 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2271 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2272 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2273 with the rest of string where appropriate. Use fputs or putc
2274 instead of fprintf where appropriate.
2276 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2277 Pat Haugen <pthaugen@us.ibm.com>
2278 Revital Eres <ERES@il.ibm.com>
2280 * config/rs6000/vector.md: New file. Move most of the vector
2281 expander support here from altivec.md to allow for the VSX vector
2282 unit in the future. Add support for secondary_reload patterns.
2283 Rewrite the patterns for vector comparison, and vector comparison
2284 predicate instructions so that the RTL expresses the desired
2285 behavior, instead of using unspec.
2287 * config/rs6000/constraints.md ("f" constraint): Use
2288 rs6000_constraints to hold the precalculated register class.
2289 ("d" constraint): Ditto.
2290 ("wd" constraint): New constraint for VSX.
2291 ("wf" constraint): Ditto.
2292 ("ws" constraint): Ditto.
2293 ("wa" constraint): Ditto.
2294 ("wZ" constraint): Ditto.
2295 ("j" constraint): Ditto.
2297 * config/rs6000/predicates.md (vsx_register_operand): New
2299 (vfloat_operand): New predicate for vector.md.
2300 (vint_operand): Ditto.
2301 (vlogical_operand): Ditto.
2302 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2303 (easy_vector_constant): Add VSX support.
2304 (altivec_indexed_or_indirect_operand): New predicate for
2305 recognizing Altivec style memory references with AND -16.
2307 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2308 for vector secondary reload support.
2309 (rs6000_vector_reg_class): Delete, replacing it with
2311 (rs6000_vsx_reg_class): Ditto.
2312 (rs6000_constraints): New array to hold the register classes of
2313 each of the register constraints that can vary at runtime.
2314 (builtin_mode_to_type): New static array for builtin function type
2316 (builtin_hash_table): New static hash table for builtin function
2318 (TARGET_SECONDARY_RELOAD): Define target hook.
2319 (TARGET_IRA_COVER_CLASSES): Ditto.
2320 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2321 registers are 128 bits if VSX memory reference instructions are used.
2322 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2324 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2325 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2326 Print several of the scheduling related parameters.
2327 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2328 rs6000_constraints instead of rs6000_vector_reg_class. Move
2329 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2330 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2331 Altivec. Add VSX support. Setup for secondary reload support on
2332 Altivec/VSX registers.
2333 (rs6000_override_options): Make power7 set the scheduling groups
2334 like the power5. Add support for new debug switches to override
2335 the scheduling defaults. Temporarily disable -mcpu=power7 from
2336 setting -mvsx. Add support for debug switches -malways-hint,
2337 -msched-groups, and -malign-branch-targets.
2338 (rs6000_buitlin_conversion): Add support for returning unsigned
2339 vector conversion functions to fix regressions due to stricter
2341 (rs6000_builtin_mul_widen_even): Ditto.
2342 (rs6000_builtin_mul_widen_odd): Ditto.
2343 (rs6000_builtin_vec_perm): Ditto.
2344 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2345 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2347 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2349 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2350 VSX types for bit operations. Changes to accomidate vector.md.
2351 (bdesc_2arg): Ditto.
2352 (bdesc_1arg): Ditto.
2353 (struct builtin_description_predicates): Rewrite predicate
2354 handling so that RTL describes the operation, instead of passing
2355 the instruction to be used as a string argument.
2356 (bdesc_altivec_preds): Ditto.
2357 (altivec_expand_predicate_builtin): Ditto.
2358 (altivec_expand_builtin): Ditto.
2359 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2360 statement for vsldoi support.
2361 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2362 (altivec_expand_st_builtin): Ditto.
2363 (paired_expand_builtin): Whitespace changes.
2364 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2365 builtin_mode_to_type table for secondary reload. Call
2366 builtin_function_type to build random builtin functions.
2367 (altivec_init_builtins): Change to use builtin_function_type to
2368 create builtin function types dynamically as we need them.
2369 (builtin_hash_function): New support for hashing the tree types
2370 for builtin function as we need it, rather than trying to build
2371 all of the trees that we need. Add initial preliminary VSX support.
2372 (builtin_function_type): Ditto.
2373 (builtin_function_eq): Ditto.
2374 (builtin_hash_struct): Ditto.
2375 (rs6000_init_builtins): Ditto.
2376 (rs6000_common_init_builtins): Ditto.
2377 (altivec_init_builtins): Ditto.
2378 (rs6000_common_init_builtins): Ditto.
2379 (enum reload_reg_type): New enum for simplifing reg classes.
2380 (rs6000_reload_register_type): Simplify register classes into GPR,
2381 Vector, and other registers. Altivec and VSX addresses in reload.
2382 (rs6000_secondary_reload_inner): Ditto.
2383 (rs6000_ira_cover_classes): New target hook, that returns the
2384 appropriate cover classes, based on -mvsx being used or not.
2385 (rs6000_secondary_reload_class): Add VSX support.
2386 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2387 (get_vsel_insn): Ditto.
2388 (rs6000_emit_vector_compare): Rewrite vector conditional support
2389 so that where we can, we use RTL operators, instead of blindly use
2391 (rs6000_emit_vector_select): Ditto.
2392 (rs6000_emit_vector_cond_expr): Ditto.
2393 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2394 (create_TOC_reference): Add -mdebug=addr support.
2395 (emit_frame_save): VSX loads/stores need register indexed addressing.
2397 * config/rs6000/rs6000.md: Include vector.md.
2399 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2401 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2402 support for V2DI, V2DF in logical, permute, select operations.
2404 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2405 switch for vsx/power7.
2406 (-mvsx-scalar-memory): Ditto.
2407 (-mvsx-align-128): Ditto.
2408 (-mallow-movmisalign): Ditto.
2409 (-mallow-df-permute): Ditto.
2410 (-msched-groups): Ditto.
2411 (-malways-hint): Ditto.
2412 (-malign-branch-targets): Ditto.
2414 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2416 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2417 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2418 (rs6000_vector_reg_class): Delete.
2419 (rs6000_vsx_reg_class): Ditto.
2420 (enum rs6000_reg_class_enum): New enum for the constraints that
2421 vary based on target switches.
2422 (rs6000_constraints): New array to hold the register class for all
2423 of the register constraints that vary based on the switches used.
2424 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2425 (enum rs6000_builtins): Add unsigned varients for the builtin
2426 declarations returned by target hooks for expanding multiplies,
2427 select, and permute operations. Add VSX builtins.
2428 (enum rs6000_builtin_type_index): Add entries for VSX.
2429 (V2DI_type_node): Ditto.
2430 (V2DF_type_node): Ditto.
2431 (unsigned_V2DI_type_node): Ditto.
2432 (bool_long_type_node): Ditto.
2433 (intDI_type_internal_node): Ditto.
2434 (uintDI_type_internal_node): Ditto.
2435 (double_type_internal_node): Ditto.
2437 * config/rs6000/altivec.md (whole file): Move all expanders to
2438 vector.md from altivec.md. Rename insn matching functions to be
2440 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2441 (altivec_vcmp*): Ditto.
2442 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2443 (VM): New iterator for moves that includes the VSX types.
2444 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2445 (altivec_vperm_<mode>_uns): New, for unsigned types.
2446 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2447 (altivec_eq<mode>): Ditto.
2448 (altivec_gt<mode>): Ditto.
2449 (altivec_gtu<mode>): Ditto.
2450 (altivec_eqv4sf): Ditto.
2451 (altivec_gev4sf): Ditto.
2452 (altivec_gtv4sf): Ditto.
2453 (altivec_vcmpbfp_p): Ditto.
2455 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2457 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2460 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2463 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2464 ASM_SHORT instead of .word.
2465 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2466 instead of .word in asm template.
2468 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2471 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2472 (process_bb_node_lives): Use it.
2474 * ira.c (setup_cover_and_important_classes): Don't setup
2475 ira_important_class_nums. Add cover classes to the end of
2477 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2479 (find_reg_class_closure): Use reorder_important_classes.
2481 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2483 * config/i386/i386.c (i386_ira_cover_classes): New function.
2484 (TARGET_IRA_COVER_CLASSES): Redefine.
2486 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2487 importance of order of cover classes in the array.
2489 2009-07-22 Diego Novillo <dnovillo@google.com>
2491 * tree-pass.h (TDF_EH): Define.
2492 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2493 contains TDF_EH, print the EH region number holding GS.
2494 * tree-dump.c (dump_options): Add "eh".
2495 * doc/invoke.texi: Document it.
2497 2009-07-22 Doug Kwan <dougkwan@google.com>
2499 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2501 2009-07-22 Michael Matz <matz@suse.de>
2503 PR tree-optimization/35229
2504 PR tree-optimization/39300
2506 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2507 (inhibit_phi_insertion): New function.
2508 (insert_into_preds_of_block): Call it for REFERENCEs.
2509 (init_pre): Initialize and finalize scalar evolutions.
2510 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2512 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2514 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2515 Use CONST_VECTOR_NUNITS to determine number of elements.
2517 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2519 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2520 (U, W): Constraints are now deprecated and will be removed if we
2522 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2524 ("prefetch"): Add the stcmh instruction for prefetching.
2525 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2527 (s390_short_displacement): Return always true if compiling for
2528 machines not providing the long displacement facility.
2529 (s390_mem_constraint): Support the new constraint letter Z.
2530 (s390_check_qrst_address): New function.
2532 2009-07-21 DJ Delorie <dj@redhat.com>
2534 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2537 2009-07-21 Jason Merrill <jason@redhat.com>
2539 * c-common.c (max_tinst_depth): Increase default to 1024.
2541 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2543 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2544 (vec_unpacku_float_lo_v4si): Ditto.
2546 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2549 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2550 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2551 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2552 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2554 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2556 PR tree-optimization/40813
2557 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2560 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2562 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2563 with a NOP_EXPR if needed.
2565 2009-07-21 Paul Brook <paul@codesourcery.com>
2567 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2568 Terminate debug dump with newline.
2570 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2572 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2573 Cast "1" to unsigned HOST_WIDE_INT.
2574 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2575 deposit length to the maximum length - lsb. Extend length if
2576 HOST_BITS_PER_WIDE_INT is 32.
2578 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2580 * cgraph.h (constant_pool_htab): New function.
2581 (constant_descriptor_tree): Move from varasm.c.
2582 * varasm.c (constant_pool_htab): New function.
2583 (constant_descriptor_tree): Move to cgraph.h.
2585 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2587 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2589 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2591 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2594 2009-07-20 Xinliang David Li <davidxl@google.com>
2596 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2598 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2600 * config/mips/mips.md (move_type): Add arith.
2601 (type): Handle arith.
2602 (zero_extendsidi2): Rename this into ...
2603 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2604 (zero_extendsidi2): New expander.
2605 (*zero_extendsidi2_dext): New pattern.
2607 2009-07-20 Nick Clifton <nickc@redhat.com>
2609 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2610 to set MIPS_ABI_DEFAULT.
2611 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2613 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2615 * tree-object-size.c (addr_object_size): Handle unions with
2616 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2618 PR tree-optimization/40792
2619 * tree.c (build_function_type_skip_args): Remove bogus assert.
2621 2009-07-20 Jan Hubicka <jh@suse.cz>
2622 Martin Jambor <mjambor@suse.cz>
2624 * cgraph.h (combined_args_to_skip): New field.
2625 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2626 combined_args_to_skip and args_to_skip.
2627 * tree-inline.c (update_clone_info): New function.
2628 (tree_function_versioning): Call update_clone_info.
2629 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2631 (cgraph_materialize_all_clones): More extensive dumping, working
2632 with combined_args_to_skip rather than args_to_skip.
2634 2009-07-20 Ira Rosen <irar@il.ibm.com>
2636 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2637 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2638 (get_initial_def_for_reduction): Likewise.
2639 (vectorizable_reduction): Skip the check of first operand in case
2640 of COND_EXPR. Add check that it is outer loop vectorization if
2641 nested cycle was detected. Call vectorizable_condition() for
2642 COND_EXPR. If reduction epilogue cannot be created do not fail for
2643 nested cycles (if it is not double reduction). Assert that there
2644 is only one type in the loop in case of COND_EXPR. Call
2645 vectorizable_condition() to vectorize COND_EXPR.
2646 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2647 Add parameters. Allow nested cycles if called from
2648 vectorizable_reduction(). Use reduction vector variable if provided.
2649 (vect_analyze_stmt): Call vectorizable_reduction() before
2650 vectorizable_condition().
2651 (vect_transform_stmt): Update call to vectorizable_condition().
2653 2009-07-20 Christian Bruel <christian.bruel@st.com>
2655 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2656 * doc/invoke.texi (-mfmovd): Likewise.
2657 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2659 2009-07-20 Jan Hubicka <jh@suse.cz>
2661 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2662 when handling SSA name.
2664 2009-07-19 Jan Hubicka <jh@suse.cz>
2666 PR tree-optimization/40676
2667 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2668 virtual PHIs in empty BBs.
2670 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2672 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2673 re-expanded the compound use gen_lowpart instead to convert to the
2676 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2678 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2679 OUTER_CONST arguments.
2680 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2681 the new wider mode will be masked off.
2682 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2684 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2686 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2687 high-order bits are zero.
2689 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2691 * combine.c (simplify_shift_const_1): Split code to determine
2693 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2694 new bits shifted in are identical to the old sign bit.
2696 2009-07-18 Richard Guenther <rguenther@suse.de>
2699 * gimplify.c (gimplify_call_expr): Reject code using results from
2700 functions returning void.
2702 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2704 * doc/md.texi: Document the new PowerPC "es" constraint.
2705 Document that "m" can include automodified addresses on this target,
2706 and explain how %U must be used. Extend the "Q" and "Z" documentation
2707 to suggest "es" as well as "m".
2708 * config/rs6000/constraints.md (es): New memory constraint.
2709 (Q, Z): Update strings to match new documentation.
2711 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2713 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2714 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2715 * config/rs6000/predicates.md (volatile_mem_operand): Use
2716 offsettable_nonstrict_memref_p.
2717 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2718 (*floatunssidf2_internal): Likewise.
2719 (*fix_truncdfsi2_internal): Likewise.
2720 (*fix_trunctfsi2_internal): Likewise.
2722 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2724 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2726 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2728 2009-07-17 Richard Guenther <rguenther@suse.de>
2731 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2732 (pass_warn_unused_result): Likewise.
2733 (TODO_set_props): Remove.
2734 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2736 (pass_diagnose_omp_blocks): Define.
2737 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2738 (c_gimple_diagnostics_recursively): Remove.
2739 (finish_function): Do not call it.
2740 (c_write_global_declarations): Continue after errors.
2741 Finalize the CU here.
2742 * c-gimplify.c (c_genericize): Do not gimplify here.
2743 * c-common.c (c_warn_unused_result): Move ...
2744 * tree-cfg.c (do_warn_unused_result): ... here.
2745 (run_warn_unused_result): New function.
2746 (gate_warn_unused_result): New function.
2747 (pass_warn_unused_result): New pass.
2748 * c-common.h (c_warn_unused_result): Remove.
2749 * flags.h (flag_warn_unused_result): Declare.
2750 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2751 * opts.c (flag_warn_unused_result): Initialize to false.
2752 * toplev.c (compile_file): Add comment.
2753 * omp-low.c (create_omp_child_function): Do not register
2754 the function with the frontend.
2755 (diagnose_omp_structured_block_errors): Prepare to be
2756 called as optimization pass.
2757 (gate_diagnose_omp_blocks): New function.
2758 (pass_diagnose_omp_blocks): New pass.
2759 * cgraph.h (cgraph_optimize): Remove.
2760 (cgraph_analyze_function): Likewise.
2761 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2762 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2763 before their parents here.
2764 (cgraph_finalize_function): Not here.
2765 (cgraph_analyze_function): Gimplify functions here.
2766 (cgraph_finalize_compilation_unit): Continue after errors.
2767 Optimize the callgraph from here.
2768 (cgraph_optimize): Make static.
2769 * langhooks.c (write_global_declarations): Finalize the CU.
2770 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2771 (gimplify_function_tree): Assert we gimplify only once.
2772 Set PROP_gimple_any property.
2773 * tree-nested.c (gimplify_all_functions): New function.
2774 (lower_nested_functions): Gimplify all nested functions.
2775 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2776 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2777 and pass_diagnose_omp_blocks after gimplification. Do not
2778 set TODO_set_props on all_lowering_passes.
2779 (execute_one_pass): Do not handle TODO_set_props.
2780 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2781 (gimplify.o): Add tree-pass.h dependency.
2782 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2783 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2784 (unsave_r): Likewise.
2785 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2788 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2790 * doc/service.texi (Service): Restore previously removed link,
2791 which isn't broken after all.
2793 2009-07-17 Richard Guenther <rguenther@suse.de>
2795 PR tree-optimization/40321
2796 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2797 PHI nodes to the maximal set.
2798 (make_values_for_phi): Add PHI arguments to the maximal set.
2799 (execute_pre): Dump PHI_GEN and the maximal set.
2801 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2804 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2807 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2809 * doc/extend.texi (Nested Functions): Replace broken link with
2811 * doc/service.texi (Service): Remove broken link.
2813 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2816 * builtins.c (expand_builtin_memcmp): Use loc instead of
2817 EXPR_LOCATION (exp).
2818 (expand_builtin_strncmp): Likewise.
2820 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2821 Manuel López-Ibáñez <manu@gcc.gnu.org>
2824 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2825 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2826 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2827 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2828 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2829 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2830 tree-inline.c, c-common.c, c-common.h, gimple.c,
2831 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2832 convert.c: Add location argument to fold_{unary,binary,ternary},
2833 fold_build[123], build_call_expr, build_size_arg,
2834 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2835 fold_build1_initializer, fold_build2_initializer,
2836 fold_build3_initializer, fold_build_call_array,
2837 fold_build_call_array_initializer, fold_single_bit_test,
2838 omit_one_operand, omit_two_operands, invert_truthvalue,
2839 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2840 combine_comparisons, fold_builtin_*, fold_call_expr,
2841 build_range_check, maybe_fold_offset_to_address, round_up,
2844 2009-07-16 Jason Merrill <jason@redhat.com>
2847 * c-common.c (c_common_reswords): Add __is_standard_layout
2849 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2850 * doc/implement-cxx.texi: New.
2851 * doc/gcc.texi: Include it.
2853 2009-07-16 DJ Delorie <dj@redhat.com>
2855 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2856 compares that may be indirectly affected by previous instructions.
2858 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2860 * builtins.c (do_mpc_arg2): New.
2861 (fold_builtin_2): Fold builtin cpow.
2862 * real.h (HAVE_mpc_pow): New.
2864 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2866 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2867 comparison to skip unprofitable schedule
2869 2009-07-16 Simon Baldwin <simonb@google.com>
2871 * gcc.c (option_map): New flag -no-canonical-prefixes.
2872 * (display_help): Print help text for new flag.
2873 * (process_command): Move options translation and language specifics
2874 and handle new flag early. Use it to set a function pointer to a
2875 prefix builder. Replace make_relative_prefix calls with calls to
2876 the function pointed to. Ignore new flag in regular options handling.
2877 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2879 2009-07-15 DJ Delorie <dj@redhat.com>
2881 * config/mep/mep.md (sibcall_internal): Change register to avoid
2883 (sibcall_value_internal): Likewise.
2885 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2887 PR rtl-optimization/40710
2888 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2890 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2892 * config/mips/mips.md (*extenddi_truncate<mode>,
2893 *extendsi_truncate<mode>): Change type attribute to move_type
2894 with shift_shift. Split out code handling exts from here ...
2895 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2897 (*extendhi_truncateqi): Change type attribute to move_type with
2898 shift_shift. Split out code handling exts from here ...
2899 (*extendhi_truncateqi_exts): ... to this new pattern.
2901 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2903 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2904 instead of "and" with inverted sign bit mask value. Use
2905 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2906 Allocate registers only for operand 4 and operand 5.
2908 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2911 * fold-const.c (fold_cond_expr_with_comparison): When folding
2912 < and <= to MIN, make sure the MIN uses the same type as the
2913 comparison's operands.
2915 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2917 * arm.md (ior_xor): New code iterator.
2918 (split for ior/xor with shift and zero-extend): New split pattern.
2919 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2921 2009-07-15 Richard Guenther <rguenther@suse.de>
2923 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2926 2009-07-15 Richard Guenther <rguenther@suse.de>
2929 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2931 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2933 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2934 handle 2.6.30 kernel.
2936 2009-07-15 DJ Delorie <dj@redhat.com>
2938 * config/mep/mep.md (sibcall_internal): Change register to allow
2939 for 24-bit addresses.
2940 (sibcall_value_internal): Likewise.
2942 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2944 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2945 that are enabled/disabled by the flags introduced by a previous patch.
2947 2009-07-14 DJ Delorie <dj@redhat.com>
2949 * config/mep/mep.md (sibcall_internal): Include non-toggling
2951 (sibcall_value_internal): Likewise.
2953 2009-07-14 Taras Glek <tglek@mozilla.com>
2954 Rafael Espindola <espindola@google.com>
2956 * doc/sourcebuild.texi: Document install-plugin target.
2957 * configure.ac: Added install-plugin target to language makefiles.
2958 * configure: Regenerate.
2959 * Makefile.in: (install-plugin): Install more headers,
2960 depend on lang.install-plugin.
2962 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2964 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2967 2009-07-14 DJ Delorie <dj@redhat.com>
2969 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2970 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2971 * config/mep/mep.md (sibcall_internal): Change test from
2972 mep_vliw_mode_match to mep_vliw_jmp_match.
2973 (sibcall_value_internal): Likewise.
2975 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2977 * config/i386/sse.md (copysign<mode>3): New expander.
2978 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2979 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2980 Use ix86_build_const_vector.
2981 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2982 IX86_BUILTIN_CPYSGNPD.
2983 (builtin_description): Add __builtin_ia32_copysignps and
2984 __builtin_ia32_copysignpd.
2985 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2986 and BUILT_IN_COPYSIGNF.
2988 2009-07-13 Jason Merrill <jason@redhat.com>
2990 * builtins.c (can_trust_pointer_alignment): New fn.
2991 (get_pointer_alignment): Factor it out from here.
2992 * tree.h: Declare it.
2994 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2996 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2999 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3003 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3005 2009-07-14 Richard Guenther <rguenther@suse.de>
3006 Andrey Belevantsev <abel@ispras.ru>
3009 * cfgexpand.c (partition_stack_vars): Do not bother to update
3010 alias information when not optimizing.
3012 2009-07-14 Richard Guenther <rguenther@suse.de>
3013 Andrey Belevantsev <abel@ispras.ru>
3015 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3016 (pt_solution_set): Likewise.
3017 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3018 * tree-ssa-structalias.c (pt_solution_set): New function.
3019 * final.c (rest_of_clean_state): Free SSA data structures.
3020 * print-rtl.c (print_decl_name): Remove.
3021 (print_mem_expr): Implement in terms of print_generic_expr.
3022 * alias.c (ao_ref_from_mem): New function.
3023 (rtx_refs_may_alias_p): Likewise.
3024 (true_dependence): Query alias-export info.
3025 (canon_true_dependence): Likewise.
3026 (write_dependence_p): Likewise.
3027 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3029 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3030 (mem_expr_equal_p): Use operand_equal_p.
3031 (set_mem_attributes_minus_bitpos): Do not use
3032 component_ref_for_mem_expr.
3033 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3034 (update_alias_info_with_stack_vars): Likewise.
3035 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3036 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3037 explicitly nor clear stmt operands.
3038 Free the decl-to-pointer map.
3039 * tree-optimize.c (execute_free_datastructures): Do not free
3040 SSA data structures here.
3041 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3042 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3043 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3045 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3047 2009-07-13 DJ Delorie <dj@redhat.com>
3049 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3050 unrolling at the right iteration count.
3052 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3055 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3057 * haifa-sched.c (rank_for_schedule): Introduced flags to
3058 enable/disable individual scheduling heuristics.
3059 * common.opt: Introduced flags to enable/disable individual
3060 heuristics in the scheduler.
3061 * doc/invoke.texi: Introduced flags to enable/disable individual
3062 heuristics in the scheduler.
3064 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3066 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3067 config/i386/mingw-tls.c.
3068 * config/i386/mingw-tls.c: Removed.
3070 2009-07-13 Ira Rosen <irar@il.ibm.com>
3072 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3073 checks access only relevant statements.
3074 (vectorizable_reduction): Likewise.
3076 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3078 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3079 just for 32-bit case.
3081 2009-07-12 Jan Hubicka <jh@suse.cz>
3083 PR tree-optimization/40585
3084 * except.c (expand_resx_expr): When there already is resume
3085 instruction, produce linked list.
3086 (build_post_landing_pads): Assert that resume is empty.
3087 (connect_post_landing_pads): Handle resume lists.
3088 (dump_eh_tree): Dump resume list.
3090 2009-07-12 Ira Rosen <irar@il.ibm.com>
3092 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3093 with additional argument.
3094 * tree-vectorizer.h (enum vect_def_type): Add
3095 vect_double_reduction_def.
3096 (vect_is_simple_reduction): Add argument.
3097 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3099 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3100 vect_is_simple_reduction with additional argument.
3101 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3103 (reduction_code_for_scalar_code): Handle additional codes by
3104 returning ERROR_MARK for them. Fix comment and indentation.
3105 (vect_is_simple_reduction): Fix comment, add argument to specify
3106 double reduction. Detect double reduction.
3107 (get_initial_def_for_induction): Fix indentation.
3108 (get_initial_def_for_reduction): Fix comment and indentation.
3109 Handle double reduction. Create initial definitions that do not
3110 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3111 (vect_create_epilog_for_reduction): Fix comment, add argument to
3112 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3113 epilogue result extraction. Create double reduction phi node and
3114 replace relevant uses.
3115 (vectorizable_reduction): Call vect_is_simple_reduction with
3116 additional argument. Fix indentation. Update epilogue code treatment
3117 according to the changes in reduction_code_for_scalar_code. Check
3118 for double reduction. Call vect_create_epilog_for_reduction with
3119 additional argument.
3120 * tree-vect-stmts.c (process_use): Handle double reduction, update
3122 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3123 (vect_get_vec_def_for_operand): Likewise.
3125 2009-07-12 Danny Smith <dansmister@gmail.com>
3127 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3128 dllexport if !TREE_PUBLIC.
3129 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3131 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3133 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3134 (avr_extra_arch_macro) Remove declatation.
3135 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3136 (avr_extra_arch_macro) Declare as static.
3137 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3139 2009-07-11 Jan Hubicka <jh@suse.cz>
3142 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3144 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3147 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3148 cold_in_std_section bits.
3149 (dwarf2out_begin_prologue): Initialize them.
3150 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3151 if already covered by text_section or cold_text_section range.
3153 PR rtl-optimization/40667
3154 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3155 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3156 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3157 * config/i386/i386.c (ix86_minimum_alignment): New function.
3158 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3159 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3160 * emit-rtl.c (gen_reg_rtx): Likewise.
3161 * function.c (assign_parms): Likewise. If nominal_type needs
3162 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3163 rather than passed_type's alignment.
3166 * function.c (assign_parm_setup_stack): Adjust
3167 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3168 from nominal_mode on big endian.
3170 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3172 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3174 2009-07-10 DJ Delorie <dj@redhat.com>
3176 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3178 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3180 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3182 (thumb2_cbnz): Likewise.
3184 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3187 * config.gcc (supported_defaults): Add synci.
3188 (with_synci): Add validation.
3189 (all_defaults): Add synci.
3190 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3193 * config/mips/mips.opt (msynci): New option.
3194 * config/mips/mips.c (mips_override_options): Warn on use of
3195 -msynci for targets that do now support it.
3196 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3198 * gcc/doc/invoke.texi (-msynci): Document the new option.
3199 * doc/install.texi (--with-synci): Document the new option.
3201 2009-07-10 Richard Guenther <rguenther@suse.de>
3203 PR tree-optimization/40496
3204 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3205 the PHI result with a compatible type.
3207 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3211 * c.opt (Wunused-result): New.
3212 * doc/invoke.texi: Document it.
3213 * c-common.c (c_warn_unused_result): Use it.
3215 2009-07-09 DJ Delorie <dj@redhat.com>
3217 * targhooks.c (default_target_can_inline_p): Rename from
3218 default_target_option_can_inline_p.
3219 * targhooks.h (default_target_can_inline_p): Likewise.
3220 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3221 TARGET_OPTION_CAN_INLINE_P.
3222 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3223 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3224 (mep_target_can_inline_p): Rename from
3225 mep_target_option_can_inline_p.
3228 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3229 registers used to pass vectors.
3231 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3233 2009-07-09 Tom Tromey <tromey@redhat.com>
3235 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3236 * config/mmix/mmix.c: Include dwarf2.h.
3237 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3238 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3239 * config/sh/sh.c: Include dwarf2.h.
3240 * config/i386/i386.c: Include dwarf2.h.
3241 * Makefile.in (DWARF2_H): Remove 'elf'.
3242 * except.c: Include dwarf2.h.
3243 * unwind-dw2.c: Include dwarf2.h.
3244 * dwarf2out.c: Include dwarf2.h.
3245 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3246 * unwind-dw2-fde.c: Include dwarf2.h.
3247 * dwarf2asm.c: Include dwarf2.h.
3249 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3251 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3252 (max_issue): Use it.
3253 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3255 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3256 (region_sched_info): Update.
3257 * sched-ebb.c (ebb_sched_info): Update.
3258 * modulo-sched.c (sms_sched_info): Update.
3259 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3261 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3263 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3265 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3267 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3269 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3272 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3273 arg1 with arg01 if arg1 is already INTEGER_CST.
3275 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3277 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3278 Transform (and (truncate)) into (truncate (and)).
3280 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3282 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3283 creating LHS paradoxical subregs. Fix surrounding returns to
3284 use NULL_RTX rather than 0.
3286 2009-07-08 DJ Delorie <dj@redhat.com>
3288 * config/mep/mep.c: (mep_option_can_inline_p): New.
3289 (TARGET_OPTION_CAN_INLINE_P): Define.
3291 2009-07-08 Mark Wielaard <mjw@redhat.com>
3294 * dwarf2out.c (add_data_member_location_attribute): When we have
3295 only a constant offset don't emit a new location description using
3296 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3299 2009-07-08 Richard Henderson <rth@redhat.com>
3302 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3303 (enum reg_class): Add CLOBBERED_REGS.
3304 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3305 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3306 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3307 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3308 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3309 force 64-bit sibcalls into R11.
3310 * config/i386/constraints.md (U): New constraint.
3311 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3312 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3313 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3315 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3317 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3319 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3320 * ebitmap.h (dump_ebitmap): Ditto.
3321 * optabs.h (optab_libfunc): Ditto.
3322 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3323 * tree-flow.h (vect_can_force_dr_alignment_p,
3324 get_vectype_for_scalar_type): Ditto.
3325 (vectorize_loops): Move prototype to ...
3326 * tree-vectorizer.h: ... here. Also, adjust comment.
3327 (vect_set_verbosity_level): Remove duplicate prototype.
3328 * tree-ssa-loop.c: Include tree-vectorizer.h.
3329 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3331 2009-07-08 Nick Clifton <nickc@redhat.com>
3333 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3336 2009-07-08 DJ Delorie <dj@redhat.com>
3338 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3339 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3340 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3342 * config/mep/intrinsics.md: Regenerated.
3343 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3344 registers when asm() or calls are detected.
3346 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3349 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3351 * gimple (gimple_build_call_from_tree): Likewise.
3352 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3353 no_warning flag before warning.
3355 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3357 * tree.c (set_expr_locus): Remove.
3358 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3359 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3361 * gimplify.c (internal_get_tmp_var): Likewise.
3362 (gimplify_call_expr): Likewise.
3363 (gimplify_one_sizepos): Likewise.
3365 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3368 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3369 to variables for debugging purposes.
3371 2009-06-23 Mark Loeser <mark@halcy0n.com>
3374 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3376 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3378 * pretty-print.c (pp_base_format): Remove %J.
3379 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3380 gcc_cxxdiag_char_table): Likewise.
3381 (init_dynamic_diag_info): Likewise.
3383 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3385 * pretty-print.c (pp_base_format): Remove %H.
3386 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3387 gcc_cxxdiag_char_table): Likewise.
3388 (init_dynamic_diag_info): Likewise.
3389 * config/mep/mep.c (mep_select_section): Likewise.
3391 2009-07-07 Duncan Sands <baldrick@free.fr>
3393 * final.c (pass_clean_state): Give the pass a name.
3394 * passes.c (pass_rest_of_compilation): Likewise.
3395 * tree-optimize.c (pass_all_optimizations): Likewise.
3397 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3399 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3400 an extra 'decl' for error_at.
3402 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3405 * tree-tailcall.c (adjust_return_value_with_ops,
3406 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3407 if it has complex or vector type.
3409 2009-07-07 Olivier Hainque <hainque@adacore.com>
3411 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3414 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3416 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3418 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3420 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3421 * c-decl.c: Likewise.
3422 * function.c: Likewise.
3423 * varasm.c: Likewise.
3424 * tree-ssa.c: Likewise.
3425 * c-common.c: Likewise.
3426 * tree-cfg.c: Likewise.
3427 * config/spu/spu.c: Likewise.
3428 * config/ia64/ia64.c: Likewise.
3429 * config/v850/v850.c: Likewise.
3431 2009-07-06 DJ Delorie <dj@redhat.com>
3433 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3434 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3435 unspecified accesses to control registers.
3436 * config/mep/intrinsics.md: Regenerate.
3437 * config/mep/intrinsics.h: Regenerate.
3438 * config/mep/mep-intrin.h: Regenerate.
3440 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3442 * c-lex.c: Replace %H by an explicit location. Update all calls.
3443 * c-common.c: Likewise.
3444 * c-decl.c: Likewise.
3445 * c-typeck.c: Likewise.
3446 * fold-const.c: Likewise.
3447 * gimplify.c: Likewise.
3449 * tree-cfg.c: Likewise.
3450 * tree-ssa-loop-niter.c: Likewise.
3451 * tree-vrp.c: Likewise.
3452 * value-prof.c: Likewise.
3454 2009-07-06 Diego Novillo <dnovillo@google.com>
3456 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3457 if it has one. Handle cases where VAR does not have an
3458 annotation or cfun is NULL.
3460 2009-07-06 Diego Novillo <dnovillo@google.com>
3462 * tree.c: Include debug.h.
3463 (initialize_tree_contains_struct): New.
3464 (init_ttree): Call it.
3465 (tree_node_structure_for_code): Factor out of ...
3466 (tree_node_structure): ... here.
3467 * treestruct.def (TS_PHI_NODE): Remove.
3468 (TS_GIMPLE_STATEMENT): Remove.
3470 2009-07-06 Diego Novillo <dnovillo@google.com>
3472 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3473 (debug_tree_chain): Handle cycles.
3475 2009-07-06 Nick Clifton <nickc@redhat.com>
3476 DJ Delorie <dj@redhat.com>
3478 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3479 __FMOVD_ENABLED__ is defined.
3481 (TARGET_FMOVD): Provide a default definition.
3482 (MASK_FMOVD): Likewise.
3483 (TARGET_CPU_CPP_BUILTINS): Define
3484 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3485 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3486 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3487 (split for DF load from memory into register): Also handle
3488 MEMs which consist of REG+DISP addressing.
3489 (split for DF store from register to memory): Likewise.
3490 (movsf_ie): Always use single fp_mode.
3491 * config/sh/sh.c (sh_override_options): Do not automatically
3492 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3493 that to the -mfmovd command line switch.
3494 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3495 (fldi_ok): Always allow.
3496 * config/sh/sh.opt (mfmovd): Remove this switch.
3497 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3499 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3500 Kaz Kojima <kkojima@gcc.gnu.org>
3502 PR rtl-optimization/30807
3503 * postreload.c (reload_combine): For every new use of REG_SUM,
3504 record the use of BASE.
3506 2009-07-06 Jan Hubicka <jh@suse.cz>
3508 * params.def: Revert my accidental commit at 2009-06-30.
3510 2009-07-04 Ian Lance Taylor <iant@google.com>
3513 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3515 (mingw_format_attribute_overrides): Likewise.
3517 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3520 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3521 don't check cfa.reg. Instead of cfa.indirect use
3522 fde && fde->drap_reg != INVALID_REGNUM test.
3524 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3526 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3528 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3531 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3533 2009-07-03 Richard Guenther <rguenther@suse.de>
3535 PR tree-optimization/40640
3536 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3539 2009-07-03 Jan Hubicka <jh@suse.cz>
3541 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3542 for size, reduce amount of inlining.
3544 2009-07-03 Richard Guenther <rguenther@suse.de>
3547 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3548 if t +- x is known to not overflow and the conversion widens the
3550 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3552 2009-07-03 Jan Hubicka <jh@suse.cz>
3554 * ipa-pure-const.c (analyze): Update loop optimizer init.
3555 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3556 try_remove_empty_loop, remove_empty_loops): Remove.
3557 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3558 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3559 to mark regular loops as neccesary.
3560 (degenerate_phi_p): New function.
3561 (propagate_necessity, remove_dead_phis): Use it.
3562 (forward_edge_to_pdom): Likewise.
3563 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3564 virtual PHI nodes that became unreachable.
3565 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3566 * tree-flow.h (remove_empty_loops): Remove.
3567 * passes.c (init_optimization_passes): Remove.
3569 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3571 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3572 can_create_pseudo_p.
3573 (*fix_trunc<mode>_i387_1): Ditto.
3574 (*floathi<mode>2_1): Ditto.
3575 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3576 (*fistdi2_1): Ditto.
3577 (*fist<mode>2_1): Ditto.
3578 (frndintxf2_floor): Ditto.
3579 (*fist<mode>2_floor_1): Ditto.
3580 (frndintxf2_ceil): Ditto.
3581 (*fist<mode>2_ceil_1): Ditto.
3582 (frndintxf2_trunc): Ditto.
3583 (frndintxf2_mask_pm): Ditto.
3584 (fxam<mode>2_i387_with_temp): Ditto.
3585 * config/i386/sse.md (mulv16qi3): Ditto.
3586 (*sse2_mulv4si3): Ditto.
3588 (sse4_2_pcmpestr): Ditto.
3589 (sse4_2_pcmpistr): Ditto.
3591 2009-07-03 Jan Hubicka <jh@suse.cz>
3593 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3594 (mark_stmt_necessary): Set it.
3595 (mark_operand_necessary): Set it.
3596 (mark_control_dependent_edges_necessary): Set it.
3597 (mark_virtual_phi_result_for_renaming): New function.
3598 (get_live_post_dom): New function.
3599 (forward_edge_to_pdom): New function.
3600 (remove_dead_stmt): Fix handling of control dependences.
3601 (tree_dce_init): Init new bitmap.
3602 (tree_dce_done): Free it.
3604 2009-07-02 Richard Guenther <rguenther@suse.de>
3607 * tree-ssa-structalias.c (new_var_info): Initialize
3610 2009-07-02 Jan Hubicka <jh@suse.cz>
3612 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3615 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3617 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3618 instead of recomputing it. Adjust calls.
3619 (emit_store_flag): Adjust recursive calls.
3621 2009-07-02 Richard Guenther <rguenther@suse.de>
3623 * tree-ssa-live.c (remove_unused_locals): Do not remove
3625 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3626 of DECL_EXTERNAL for HEAP variables.
3627 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3628 HEAP variables. Do not adjust RESTRICT vars.
3629 (find_what_var_points_to): Nobody cares if something
3632 2009-07-02 Ben Elliston <bje@au.ibm.com>
3634 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3635 pc_low and pc_high declarations to the top of the function.
3637 2009-07-01 DJ Delorie <dj@redhat.com>
3639 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3641 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3642 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3643 unspecified accesses to control registers.
3644 * config/mep/intrinsics.md: Regenerate.
3645 * config/mep/intrinsics.h: Regenerate.
3646 * config/mep/mep-intrin.h: Regenerate.
3648 2009-07-01 Anthony Green <green@moxielogic.com>
3650 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3651 instruction when possible.
3652 (moxie_expand_prologue): Ditto. Also, save an instruction and
3653 some complexity by popping off of $r12 instead of $sp.
3654 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3657 2009-07-01 Richard Henderson <rth@redhat.com>
3660 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3661 contained no insns, reposition note before last insn.
3663 2009-07-01 Richard Henderson <rth@redhat.com>
3666 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3667 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3669 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3672 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3673 darwin9 for printing reg addresses with %y.
3675 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3677 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3678 truncation from operands in binary operations.
3680 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3683 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3684 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3685 subreg of op0 to the original op0.
3687 * expmed.c (store_bit_field_1): Use a temporary as the destination
3688 instead of a paradoxical subreg when we need to truncate the result.
3690 2009-07-01 DJ Delorie <dj@redhat.com>
3692 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3693 names to VLIW variants.
3694 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3695 * config/mep/intrinsics.md: Regenerate.
3696 * config/mep/intrinsics.h: Regenerate.
3697 * config/mep/mep-intrin.h: Regenerate.
3699 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3702 * jump.c (returnjump_p): Revert last patch.
3703 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3705 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3708 * pa.md (casesi32p): Use jump table label to determine the offset
3710 (casesi64p): Likewise.
3712 * pa.c (forward_branch_p): Return bool type. Use instruction
3713 addresses when available. Assert that INSN has a jump label.
3714 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3717 2009-07-01 Richard Guenther <rguenther@suse.de>
3719 PR tree-optimization/19831
3720 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3721 that only act as barriers do not make any previous stores necessary.
3722 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3723 HEAP variables global, do not add a constraint from nonlocal.
3724 (find_func_aliases): Handle escapes through return statements.
3725 (compute_points_to_sets): Make escaped HEAP variables global.
3727 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3730 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3731 after reducing a DImode cstore to SImode.
3733 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3735 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3736 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3738 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3740 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3741 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3743 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3744 and umod_optab if TARGET_BSD_DIVMOD.
3745 * config/vax/lib1funcs.asm: New file.
3746 * config/vax/t-linux: New file.
3747 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3749 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3752 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3753 to type arguments that have void type.
3756 * dwarf2out.c (gen_formal_parameter_die): Call
3757 equate_decl_number_to_die if node is different from origin.
3759 2009-06-30 Anthony Green <green@moxielogic.com>
3761 Clean up moxie port for --enable-build-with-cxx.
3762 * config/moxie/moxie.c (moxie_function_value): First two
3763 parameters are const_tree, not tree.
3764 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3765 (REG_CLASS_NAMES): Ditto.
3766 (REGNO_REG_CLASS): Ditto.
3767 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3768 (moxie_function_value): Fix constyness of arguments.
3770 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3772 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3773 finalize_size_functions before further processing.
3774 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3775 (variable_size): Call self_referential_size on size expressions
3776 that contain a PLACEHOLDER_EXPR.
3777 (size_functions): New static variable.
3778 (copy_self_referential_tree_r): New static function.
3779 (self_referential_size): Likewise.
3780 (finalize_size_functions): New global function.
3781 * tree.c: Include tree-inline.h.
3782 (push_without_duplicates): New static function.
3783 (find_placeholder_in_expr): New global function.
3784 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3786 <tcc_expression>: Likewise.
3787 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3788 the call in the expression.
3789 * tree.h (finalize_size_functions): Declare.
3790 (find_placeholder_in_expr): Likewise.
3791 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3792 (substitute_placeholder_in_expr): Update comment.
3793 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3795 (copy_tree_body_r): Likewise.
3796 (copy_tree_body): New static function.
3797 (maybe_inline_call_in_expr): New global function.
3798 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3799 (maybe_inline_call_in_expr): Declare.
3800 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3801 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3804 2009-06-30 Richard Guenther <rguenther@suse.de>
3806 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3808 (propagate_necessity): Do not mark reaching defs of stores
3811 2009-06-30 Jan Hubicka <jh@suse.cz>
3813 * cfgloopanal.c (check_irred): Move into ...
3814 (mark_irreducible_loops): ... here; return true if ireducible
3816 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3817 (analyze_function): Try to prove loop finiteness.
3818 * cfgloop.h (mark_irreducible_loops): Update prototype.
3819 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3821 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3823 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3825 2009-06-30 Ira Rosen <irar@il.ibm.com>
3827 PR tree-optimization/40542
3828 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3831 2009-06-30 Martin Jambor <mjambor@suse.cz>
3833 PR tree-optimization/40582
3834 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3835 than useless_type_conversion_p.
3836 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3839 2009-06-30 Martin Jambor <mjambor@suse.cz>
3842 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3844 2009-06-30 Richard Guenther <rguenther@suse.de>
3846 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3847 use ao_ref references.
3848 (walk_aliased_vdefs): Likewise.
3849 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3850 * tree-ssa-dce.c (struct ref_data): Remove.
3851 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3852 (mark_aliased_reaching_defs_necessary): Adjust.
3853 (mark_all_reaching_defs_necessary_1): Likewise.
3855 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3858 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3859 (emit_store_flag_1): Extract from emit_store_flag, adjust
3860 calls to (what now is) emit_cstore.
3861 (emit_store_flag): Call emit_store_flag_1 and also use it
3862 for what used to be recursive calls.
3864 2009-06-30 Wei Guozhi <carrot@google.com>
3867 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3868 if the target bb post dominates from bb.
3869 * config/i386/i386.c (memory_address_length): Check existence of base
3870 register before using it.
3872 2009-06-30 Nick Clifton <nickc@redhat.com>
3873 DJ Delorie <dj@redhat.com>
3875 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3876 __FMOVD_ENABLED__ is defined.
3878 (TARGET_FMOVD): Provide a default definition.
3879 (MASK_FMOVD): Likewise.
3880 (TARGET_CPU_CPP_BUILTINS): Define
3881 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3882 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3883 two fmov instructions depending upon whether TARGET_FMOVD is
3885 (split for DF load from memory into register): Also handle
3886 MEMs which consist of REG+DISP addressing.
3887 (split for DF store from register to memory): Likewise.
3888 * config/sh/sh.opt (mfmovd): Remove this switch.
3889 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3890 * config/sh/sh.c (sh_override_options): Do not automatically
3891 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3892 that to the -mfmovd command line switch.
3894 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3896 (fldi_ok): Always allow.
3897 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3899 2009-06-29 DJ Delorie <dj@redhat.com>
3901 * doc/install.texi (mep-x-elf): Correct chip's full name.
3903 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3905 * doc/extend.texi: Fix typo.
3907 2009-06-29 Tom Tromey <tromey@redhat.com>
3910 * Makefile.in (DWARF2_H): New variable.
3912 (dwarf2out.o): Likewise.
3913 (dwarf2asm.o): Likewise.
3914 * config/i386/t-i386: Use DWARF2_H.
3915 * except.c: Include elf/dwarf2.h.
3916 * unwind-dw2.c: Include elf/dwarf2.h.
3917 * dwarf2out.c: Include elf/dwarf2.h.
3918 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3919 <dtprel>: New field.
3920 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3921 (size_of_loc_descr): Likewise.
3922 (output_loc_operands_raw): Likewise.
3923 (output_loc_operands): Handle new dtprel field.
3924 (loc_checksum): Update.
3925 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3926 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3927 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3928 * dwarf2asm.c: Include elf/dwarf2.h.
3929 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3930 * config/mmix/mmix.c: Include elf/dwarf2.h.
3931 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3932 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3933 * config/sh/sh.c: Include elf/dwarf2.h.
3934 * config/i386/i386.c: Include elf/dwarf2.h.
3936 2009-06-29 DJ Delorie <dj@redhat.com>
3938 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3940 * doc/extend.texi: Add MeP attributes and pragmas.
3941 * doc/invoke.text: Add MeP Options.
3942 * doc/contrib.texi: Add MeP contribution.
3943 * doc/md.texi: Add MeP constraints.
3944 * doc/install.texi: Add MeP target.
3946 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3948 * target.h (struct gcc_target): Add frame_pointer_required field.
3949 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3950 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3951 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3953 * reload1.c (update_eliminables): (Ditto.).
3954 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3955 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3956 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3958 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3960 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3961 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3962 (arm_frame_pointer_required): New function.
3964 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3965 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3966 (avr_frame_pointer_required_p): Declare as static.
3967 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3969 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3970 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3971 (bfin_frame_pointer_required): Make as static, change return type
3973 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3975 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3976 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3977 (cris_frame_pointer_required): New function.
3979 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3981 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3982 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3983 (fr30_frame_pointer_required): New function.
3985 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3986 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3987 (frv_frame_pointer_required): Make as static, change return type
3989 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3991 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3992 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3993 (ix86_frame_pointer_required): Make as static, change return type to
3995 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3997 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3998 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4000 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4002 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4004 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4006 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4007 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4008 (mips_frame_pointer_required): Make as static.
4009 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4011 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4012 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4013 (mmix_frame_pointer_required): Mew function.
4015 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4016 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4018 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4020 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4022 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4024 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4025 (CAN_ELIMINATE): Redefine.
4026 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4027 (sparc_frame_pointer_required): New function.
4028 (sparc_can_eliminate): New function.
4029 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4031 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4032 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4034 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4035 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4036 (xtensa_frame_pointer_required): Make as static, change return type
4038 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4041 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4043 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4044 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4045 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4046 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4047 (register_callback): Handle PLUGIN_START_UNIT.
4048 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4050 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4052 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4054 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4055 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4057 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4059 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4062 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4064 * doc/extend.texi (Additional Floating Types): __float128 is also
4065 supported on i386 targets.
4067 2009-06-29 Richard Guenther <rguenther@suse.de>
4070 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4072 (pt_solutions_same_restrict_base): Declare.
4073 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4075 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4076 (make_constraint_from, make_copy_constraint): Move earlier.
4077 (make_constraint_from_heapvar): New function.
4078 (make_constraint_from_restrict): Likewise.
4079 (handle_lhs_call): Use it.
4080 (find_func_aliases): Use it to track conversions to restrict
4082 (struct fieldoff): Add only_restrict_pointers flag.
4083 (push_fields_onto_fieldstack): Initialize it.
4084 (create_variable_info_for): Track global restrict qualified pointers.
4085 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4086 Track restrict qualified pointer arguments.
4087 (set_uids_in_ptset): Use varinfo is_global_var flag.
4088 (find_what_var_points_to): Set the vars_contains_restrict flag.
4089 Always create the points-to solution for sets including restrict tags.
4090 (pt_solutions_same_restrict_base): New function.
4091 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4092 qualified pointers use pt_solutions_same_restrict_base as
4093 additional source for disambiguation.
4095 2009-06-29 Richard Guenther <rguenther@suse.de>
4098 * alias.c (find_base_decl): Remove.
4099 (get_deref_alias_set_1): Remove restrict handling.
4100 * c-common.c (c_apply_type_quals_to_decl): Do not set
4101 DECL_POINTER_ALIAS_SET.
4102 * gimplify.c (find_single_pointer_decl_1): Remove.
4103 (find_single_pointer_decl): Likewise.
4104 (internal_get_tmp_var): Remove restrict handling.
4105 (gimple_regimplify_operands): Likewise.
4106 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4107 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4108 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4109 * tree.c (restrict_base_for_decl): Remove.
4110 (init_ttree): Do not allocate it.
4111 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4112 LABEL_DECL_UID for label decls.
4113 (copy_node_stat): Do not copy restrict information.
4114 (decl_restrict_base_lookup): Remove.
4115 (decl_restrict_base_insert): Likewise.
4116 (print_restrict_base_statistics): Likewise.
4117 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4118 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4119 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4120 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4121 (LABEL_DECL_UID): Adjust.
4122 (DECL_BASED_ON_RESTRICT_P): Remove.
4123 (DECL_GET_RESTRICT_BASE): Likewise.
4124 (SET_DECL_RESTRICT_BASE): Likewise.
4125 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4127 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4128 instead of DECL_POINTER_ALIAS_SET.
4129 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4130 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4131 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4133 2009-06-29 Richard Guenther <rguenther@suse.de>
4135 PR tree-optimization/40579
4136 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4137 the IL to simplify has constants that overflowed.
4139 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4141 PR tree-optimization/40550
4142 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4143 vector_compute_type only when the size of vector_compute_type is
4144 less than the size of type.
4146 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4148 * fold-const.c (contains_label_1): Fix comments.
4149 (contains_label_p): Do not walk trees multiple time.
4151 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4153 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4154 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4155 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4156 ix86_fp_comparison_operator.
4157 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4158 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4159 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4160 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4161 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4162 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4163 (related splits): Change predicate to ix86_fp_comparison_operator.
4164 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4165 instead of ix86_fp_comparison_codes.
4166 (ix86_trivial_fp_comparison_operator,
4167 ix86_fp_comparison_operator): New.
4168 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4169 (ix86_expand_compare): Eliminate last two parameters.
4170 (ix86_fp_jump_nontrivial_p): Kill.
4171 * config/i386/i386.c (put_condition_code): Eliminate call to
4172 ix86_fp_comparison_codes and subsequent assertion.
4173 (ix86_fp_comparison_codes): Eliminate.
4174 (ix86_fp_swap_condition): New.
4175 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4176 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4177 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4178 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4179 and ix86_fp_swap_condition.
4180 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4181 Use ix86_fp_comparison_strategy.
4182 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4183 (ix86_fp_jump_nontrivial_p): Eliminate.
4184 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4185 call to ix86_expand_compare.
4186 (ix86_split_fp_branch, ix86_expand_setcc,
4187 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4188 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4190 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4192 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4193 related to jump_clobbers.
4194 * config/arm/arm.md (conds): Remove jump_clob case.
4195 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4196 splits): Change comparison_operator to arm_comparison_operator.
4197 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4200 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4202 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4203 condition for floating point modes.
4204 * expmed.c (emit_store_flag_1): Move here a bigger part
4206 (emit_store_flag): Try swapping the condition for floating point
4208 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4210 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4212 * expr.c (expand_expr_real_1): Just use do_store_flag.
4213 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4214 emit_store_flag_force.
4215 * expmed.c (emit_store_flag_force): Copy here trick
4216 previously in expand_expr_real_1. Try reversing the comparison.
4217 (emit_store_flag_1): Work if target is NULL.
4218 (emit_store_flag): Work if target is NULL, using the result mode
4219 from the comparison. Use split_comparison, restructure final part
4220 to simplify conditionals.
4222 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4224 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4225 * dojump.c (do_jump): Change handling of floating-point
4226 ops to use just do_compare_and_jump.
4227 (split_comparison): New.
4228 (do_compare_rtx_and_jump): Add here logic coming previously
4229 in do_jump, using split_comparison.
4231 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4234 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4236 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4238 * tree-ssa-alias.c: Fix unintentional commit.
4240 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4242 * passes.c (execute_one_pass): Fix unintentional commit.
4244 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4246 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4247 (df_rd_local_compute, df_md_local_compute): Inline them.
4249 (df_md_scratch): New.
4250 (df_md_alloc, df_md_free): Allocate/free it.
4251 (df_md_local_compute): Only include live registers in init.
4252 (df_md_transfer_function): Prune the in-set computed by
4253 the confluence function, and the gen-set too.
4255 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4257 PR rtl-optimization/26854
4258 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4259 * df-problems.c (df_rd_add_problem): Fix comment.
4260 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4261 df_md_simulate_artificial_defs_at_top,
4262 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4263 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4264 df_md_transfer_function, df_md_init, df_md_confluence_0,
4265 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4266 problem_MD, df_md_add_problem): New.
4267 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4268 df_md_get_bb_info): New.
4269 (DF_LAST_PROBLEM_PLUS1): Adjust.
4271 * Makefile.in (fwprop.o): Include domwalk.h.
4272 * fwprop.c: Include domwalk.h.
4273 (reg_defs, reg_defs_stack): New.
4274 (bitmap_only_bit_between): Remove.
4275 (process_defs): New.
4276 (process_uses): Use reg_defs and local_md instead of
4277 bitmap_only_bit_between and local_rd.
4278 (single_def_use_enter_block): New, from build_single_def_use_links.
4279 (single_def_use_leave_block): New.
4280 (build_single_def_use_links): Remove code moved to
4281 single_def_use_enter_block, invoke domwalk.
4282 (use_killed_between): Adjust comment.
4284 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4286 * bitmap.h (bitmap_ior_and_into): New.
4287 * bitmap.c (bitmap_ior_and_into): New.
4289 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4291 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4292 before_dom_children_before_stmts and after_dom_children_after_stmts.
4293 Rename the two remaining callbacks to just before_dom_children and
4294 after_dom_children. Remove other GIMPLE statement walking bits.
4295 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4296 * graphite.c: Do not include domwalk.h.
4297 * tree-into-ssa.c (interesting_blocks): New global.
4298 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4299 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4300 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4301 now that they're not domwalk callbacks.
4302 (rewrite_initialize_block): Rename to...
4303 (rewrite_enter_block): ... this, place after called functions. Test
4304 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4305 (rewrite_finalize_block): Rename to...
4306 (rewrite_leave_block): ... this, place after called functions.
4307 (rewrite_update_init_block): Rename to...
4308 (rewrite_update_enter_block): ... this, place after called functions.
4309 Test interesting_blocks, call rewrite_update_stmt and
4310 rewrite_update_phi_arguments.
4311 (rewrite_update_fini_block): Rename to...
4312 (rewrite_leave_block): ... this, place after called functions.
4313 (rewrite_blocks): Remove last argument, simplify initialization of
4315 (mark_def_sites_initialize_block): Rename to...
4316 (mark_def_sites_block): ... this, call mark_def_sites.
4317 (mark_def_sites_blocks): Remove argument, simplify initialization of
4319 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4320 (update_ssa): Likewise.
4321 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4323 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4324 (dom_opt_initialize_block): Rename to...
4325 (dom_opt_enter_block): ... this, place after called functions. Walk
4326 statements here, inline propagate_to_outgoing_edges.
4327 (dom_opt_finalize_block): Rename to...
4328 (dom_opt_leave_block): ... this, place after called functions.
4329 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4331 (dse_enter_block, dse_record_phi): New.
4332 (dse_record_phis): Delete.
4333 (dse_finalize_block): Rename to...
4334 (dse_leave_block): ... this.
4335 (tree_ssa_dse): Simplify initialization of walk_data.
4336 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4337 Adjust initialization of walk_data.
4338 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4339 * tree-ssa-loop-phiopt.c (get_non_trapping):
4340 Adjust initialization of walk_data.
4341 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4342 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4343 it's not a domwalk callback.
4344 (uncprop_initialize_block): Rename to...
4345 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4346 (dse_finalize_block): Rename to...
4347 (dse_leave_block): ... this.
4348 (tree_ssa_uncprop): Simplify initialization of walk_data.
4349 * Makefile.in: Adjust dependencies.
4351 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4353 * arm.md (casesi): Fix test for Thumb1.
4354 (thumb1_casesi_internal_pic): Likewise.
4355 (thumb1_casesi_dispatch): Likewise.
4357 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4359 * config/arm/arm-cores.def: Added core cortex-m0.
4360 * config/arm/arm-tune.md: Regenerated.
4361 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4363 2009-06-26 DJ Delorie <dj@redhat.com>
4365 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4367 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4368 the scheduler doesn't tag jump insns.
4370 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4372 * c-decl.c (merge_decls): Re-indent.
4374 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4377 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4378 Special-case decimal float constants.
4380 2009-06-26 Richard Henderson <rth@redhat.com>
4382 * function.h (struct function): Add cannot_be_copied_reason,
4383 and cannot_be_copied_set.
4384 * tree-inline.c (has_label_address_in_static_1): Rename from
4385 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4386 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4387 don't set inline_forbidden_reason.
4388 (copy_forbidden): New function, split out of inline_forbidden_p.
4389 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4390 (inline_forbidden_p): Use copy_forbidden.
4391 (tree_versionable_function_p): Likewise.
4392 (inlinable_function_p): Merge into tree_inlinable_function_p.
4393 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4394 * ipa-cp.c (ipcp_versionable_function_p): New function.
4395 (ipcp_cloning_candidate_p): Use it.
4396 (ipcp_node_modifiable_p): Likewise.
4398 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4400 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4401 that is marked not to be inlined. Remove flag_mudflap use.
4402 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4403 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4405 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4408 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4409 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4411 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4413 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4415 (__mingwthr_remove_key_dtor): Likewise.
4417 2009-06-26 Richard Guenther <rguenther@suse.de>
4419 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4421 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4424 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4425 try the non-cond_exec path also.
4427 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4430 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4431 (output_cbranch): Use new functions.
4432 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4435 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4436 Pat Haugen <pthaugen@us.ibm.com>
4437 Revital Eres <ERES@il.ibm.com>
4439 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4440 for %c error. Add %x support to print VSX registers as a unified
4441 register set, instead of separate float and altivec registers.
4442 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4443 %y case, and add support for VSX pre-modify addresses.
4444 (output_toc): Add assert for CONST containing an integer constant
4446 (rs6000_adjust_cost): Add POWER7 support.
4447 (insn_must_be_first_in_group): Ditto.
4448 (insn_must_be_last_in_group): Ditto.
4449 (rs6000_emit_popcount): Ditto.
4450 (rs6000_vector_mode_supported_p): Ditto.
4452 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4453 Change some of the functions called by macros to being called
4454 through a pointer, so debug functions can be inserted if
4455 -mdebug=addr or -mdebug=cost.
4456 (rs6000_preferred_reload_class_ptr): Ditto.
4457 (rs6000_secondary_reload_class_ptr): Ditto.
4458 (rs6000_secondary_memory_needed_ptr): Ditto.
4459 (rs6000_cannot_change_mode_class_ptr): Ditto.
4460 (rs6000_secondary_reload_inner): Ditto.
4461 (rs6000_legitimize_reload_address): Ditto.
4462 (rs6000_legitimize_reload_address_ptr): Ditto.
4463 (rs6000_mode_dependent_address): Ditto.
4464 (rs6000_mode_dependent_address_ptr): Ditto.
4466 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4467 function to return true if the mode allows reg + integer
4469 (virtual_stack_registers_memory_p): New function to return true if
4470 the address refers to a virtual stack register.
4471 (rs6000_legitimate_offset_address_p): Move code to say whether a
4472 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4474 (rs6000_legitimate_address_p): Add checks for modes that only can
4475 do reg+reg addressing. Start adding VSX support.
4476 (rs6000_legitimize_reload_address): Ditto.
4477 (rs6000_legitimize_address): Ditto.
4478 (rs6000_debug_legitimate_address_p): New debug functions for
4479 -mdebug=addr and -mdebug=cost.
4480 (rs6000_debug_rtx_costs): Ditto.
4481 (rs6000_debug_address_costs): Ditto.
4482 (rs6000_debug_adjust_cost): Ditto.
4483 (rs6000_debug_legitimize_address): Ditto.
4484 (rs6000_legitimize_reload_address_ptr): Point to call normal
4485 function or debug function. Make functions called via pointer
4487 (rs6000_mode_dependent_address_ptr): Ditto.
4488 (rs6000_secondary_reload_class_ptr): Ditto.
4489 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4490 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4491 into a friendlier error.
4492 (rs6000_init_builtins): Add initial VSX support.
4493 (rs6000_adjust_cost): Fix some spacing issues.
4495 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4496 (REG_CLASS_NAMES): Ditto.
4497 (REG_CLASS_CONTENTS): Ditto.
4498 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4499 pointer, to add -mdebug=addr support.
4500 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4501 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4502 -mdebug=addr support.
4503 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4504 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4505 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4507 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4509 (bswapsi*): Set attribute types for load/store. Add combiner
4510 patterns to eliminate zero extend on 64-bit.
4511 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4512 stdbrx if the hardware supports those instructions.
4514 2009-06-25 Ian Lance Taylor <iant@google.com>
4516 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4517 (Link Options): Document -static-libstdc++.
4519 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4522 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4523 DATA_ALIGNMENT instead.
4525 2009-06-25 Richard Guenther <rguenther@suse.de>
4527 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4528 indirect references against the callused/escaped solutions.
4529 (call_may_clobber_ref_p_1): Likewise.
4531 2009-06-25 Martin Jambor <mjambor@suse.cz>
4533 PR tree-optimization/40493
4534 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4535 (enum unscalarized_data_handling): New type.
4536 (handle_unscalarized_data_in_subtree): Return what has been done.
4537 (load_assign_lhs_subreplacements): Handle left flushes differently.
4538 (sra_modify_assign): Use unscalarized_data_handling, simplified
4539 condition determining whether to remove the statement.
4541 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4543 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4544 excerpt - @ should be doubled for texinfo.
4546 2009-06-24 Ian Lance Taylor <iant@google.com>
4548 * config/arc/arc.c: Include "df.h".
4549 (arc_attribute_table): Make static. Move higher in file.
4550 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4551 (output_shift): Initialize n later to avoid warning.
4552 * config/arm/arm.c (arm_attribute_table): Make static. Move
4554 * config/avr/avr.c (avr_attribute_table): Make static. Move
4556 (reg_class_tab): Change array type from int to enum reg_class.
4557 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4559 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4560 (lshrhi3_out): Likewise.
4561 (class_likely_spilled_p): Change return type to bool.
4562 (avr_rtx_costs): Use local code variable with enum type.
4563 * config/avr/avr.md (movmemhi): Use add_reg_note.
4564 (andhi3, andsi3): Don't use AS2 with "and".
4565 (iorhi3, iorsi3): Don't use AS2 with "or".
4566 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4567 * config/crx/crx.c: Include "df.h".
4568 (crx_attribute_table): Make static.
4569 * config/m32r/m32r.c: Include "df.h".
4570 (m32r_attribute_table): Make static. Move higher in file.
4571 (pop): Use add_reg_note.
4572 (block_move_call): Change 0 to LCT_NORMAL in function call.
4573 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4574 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4575 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4576 declare, not just when TREE_CODE is defined.
4577 * config/m68hc11/m68hc11.c: Include "expr.h".
4578 (m68hc11_attribute_table): Make static. Move higher in file.
4579 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4581 (m68hc11_register_indirect_p): Likewise.
4582 (m68hc11_function_arg_padding): Change return type to enum
4584 (emit_move_after_reload): Use add_reg_note.
4585 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4586 (m68hc11_split_logical): Likewise.
4587 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4589 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4590 to VOIDmode in function call.
4591 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4593 (m68hc11_split_logical): Update declaration.
4594 (m68hc11_function_arg_padding): Update declaration.
4595 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4596 to array of enum reg_class.
4597 (mcore_attribute_table): Make static. Move higher in file.
4598 (mcore_rtx_costs): Add cast to enum type.
4599 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4600 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4601 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4603 * config/sh/predicates.md (trapping_target_operand): Rename and to
4605 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4607 * config/spu/spu.c (spu_attribute_table): Make static. Move
4609 * config/v850/v850.c (v850_attribute_table): Make static. Move
4611 (v850_rtx_costs): Use local code with enum type.
4612 (expand_epilogue): Add cast.
4613 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4615 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4618 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4619 -m2a-single-only and -m2a-nofpu.
4620 * config/sh/sh.opt: Document m2a generates FPU code.
4622 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4624 * defaults.h (CAN_ELIMINATE): Provide default.
4625 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4626 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4627 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4628 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4629 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4630 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4631 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4632 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4633 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4634 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4636 2009-06-24 DJ Delorie <dj@redhat.com>
4638 * mep-ext-cop.cpu: Fix copyright notice.
4639 * mep-default: Fix copyright notice.
4640 * mep-core: Fix copyright notice.
4641 * mep: Fix copyright notice.
4642 * mep-ivc2: Fix copyright notice.
4643 * mep-c5: Fix copyright notice.
4645 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4647 * doc/contrib.texi (Contributors):
4649 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4652 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4653 src and dst operands if necessary.
4655 2009-06-23 DJ Delorie <dj@redhat.com>
4658 * config.gcc: Add mep support.
4659 * recog.c: Resurrect validate_replace_rtx_subexp().
4660 * recog.h: Likewise.
4661 * config/mep/: Add new port:
4662 * config/mep/constraints.md: New file.
4663 * config/mep/default.h: New file.
4664 * config/mep/intrinsics.h: New file.
4665 * config/mep/intrinsics.md: New file.
4666 * config/mep/ivc2-template.h: New file.
4667 * config/mep/mep-c5.cpu: New file.
4668 * config/mep/mep-core.cpu: New file.
4669 * config/mep/mep-default.cpu: New file.
4670 * config/mep/mep-ext-cop.cpu: New file.
4671 * config/mep/mep-intrin.h: New file.
4672 * config/mep/mep-ivc2.cpu: New file.
4673 * config/mep/mep-lib1.asm: New file.
4674 * config/mep/mep-lib2.c: New file.
4675 * config/mep/mep-pragma.c: New file.
4676 * config/mep/mep-protos.h: New file.
4677 * config/mep/mep-tramp.c: New file.
4678 * config/mep/mep.c: New file.
4679 * config/mep/mep.cpu: New file.
4680 * config/mep/mep.h: New file.
4681 * config/mep/mep.md: New file.
4682 * config/mep/mep.opt: New file.
4683 * config/mep/predicates.md: New file.
4684 * config/mep/t-mep: New file.
4686 2009-06-23 Ian Lance Taylor <iant@google.com>
4688 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4689 from loose_warn into c_loose_warn and from strict_warn into
4690 c_strict_warn. Set and substitute warn_cxxflags. Check for
4691 --enable-build-with-cxx. Set and substitute
4692 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4693 * Makefile.in (CXXFLAGS): New variable.
4694 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4695 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4696 the default is the same as $(STRICT_WARN).
4697 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4698 (CXX): New variable.
4699 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4700 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4701 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4702 (HOST_LIBS): New variable.
4703 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4704 (ALL_CXXFLAGS): New variable.
4705 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4706 * doc/install.texi (Configuration): Document
4707 --enable-build-with-cxx, --with-stage1-ldflags,
4708 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4709 * configure: Rebuild.
4711 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4713 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4714 from previous commit.
4716 2009-06-23 Ian Lance Taylor <iant@google.com>
4718 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4720 2009-06-23 Ian Lance Taylor <iant@google.com>
4722 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4723 with ATTRIBUTE_UNUSED.
4725 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4726 Pat Haugen <pthaugen@us.ibm.com>
4727 Revital Eres <eres@il.ibm.com>
4729 * config.in (HAVE_AS_POPCNTD): Add default definition.
4730 (HAVE_AS_LWSYNC): Ditto.
4732 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4734 (gcc_cv_as_powerpc_cmpb): Ditto.
4735 (gcc_cv_as_powerpc_dfp): Ditto.
4736 (gcc_cv_as_powerpc_vsx): Ditto.
4737 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4738 supporting the popcntd/lwsync instructions.
4739 (gcc_cv_as_powerpc_lwsync): Ditto.
4740 * configure: Regenerate.
4742 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4743 -mcpu=native and -mcpu=power7.
4744 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4746 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4747 a variable instead of a mask to reduce the number of mask bits.
4748 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4749 (-mbit-word): Ditto.
4750 (-mregnames): Ditto.
4751 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4752 (-mfused-madd): Ditto.
4754 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4756 (-mvsx): New switch for VSX instructions.
4757 (-misel): Move from a variable to a mask to allow it to be set by
4760 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4761 function declaration to an array declaration.
4762 (rs6000_hard_regno_nregs): New external array declaration.
4764 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4765 files included by rs6000.md.
4767 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4768 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4770 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4772 (rs6000_debug_reg): New -mdebug= variables.
4773 (rs6000_debug_addr): Ditto.
4774 (rs6000_debug_cost): Ditto.
4775 (rs6000_pmode): New variable to hold Pmode.
4776 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4777 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4778 calculated at compiler start.
4779 (rs6000_hard_regno_nregs): Change function to an array which holds
4780 HARD_REGNO_NREGS calculated at compiler start.
4781 (rs6000_explicit_options): Delete isel field.
4782 (rs6000_vector_unit): New array to hold which vector unit
4783 supports arithmetic options for a given type.
4784 (rs6000_vector_mem): New array to hold which vector unit supports
4785 memory reference operations for a given type.
4786 (rs6000_vector_align): New array to given the alignment of each
4788 (power7_cost): New basic costs for power7.
4789 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4790 (rs6000_hard_regno_nregs_internal): New function, moved from
4791 HARD_REGNO_NREGS, to calculate the number of registers each hard
4792 register takes for each type.
4793 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4794 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4795 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4796 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4797 unit information here so it is calculated once at compiler startup
4799 (rs6000_override_options): Make -misel a target mask. Add more
4800 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4801 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4803 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4804 (rs6000_handle_option): Move -misel from variable to target mask.
4805 (rs6000_builtin_mask_for_load): Add VSX support.
4806 (rs6000_conditional_register_usage): Ditto.
4807 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4808 (function_arg_boundary): Ditto.
4809 (rs6000_expand_builtin): Ditto.
4810 (def_builtin): Make abort message a little friendlier.
4811 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4813 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4814 assembler support the popcntd instruction instead of a vsx
4815 instruction to enable power7 support.
4816 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4817 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4818 option to the assembler if -mcpu=native.
4819 (ASM_CPU_NATIVE_SPEC): Ditto.
4820 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4822 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4823 the lwsync instruction.
4824 (enum processor_type): Add PROCESSOR_POWER7.
4825 (rs6000_debug_reg): New -mdebug= options.
4826 (rs6000_debug_addr): Ditto.
4827 (rs6000_debug_cost): Ditto.
4828 (rs6000_isel): Delete.
4829 (enum rs6000_vector): New enum to say what vector unit we have.
4830 (VECTOR_UNIT_*): New macros to say which vector unit has
4831 arithmetic operations for a given type.
4832 (VECTOR_MEM_*): New macros to say which vector unit has memory
4833 operations for a given type.
4834 (TARGET_LDBRX): Whether the machine supports the ldbrx
4836 (TARGET_ISEL): Delete, -misel moved to be a mask.
4837 (TARGET_ISEL64): New macro for 64-bit isel support.
4838 (UNITS_PER_VSX_WORD): New macro.
4839 (POINTER_SIZE): Move to be an external variable, rather than
4840 calculating whether we are generating 32 ot 64-bit code.
4842 (STACK_BOUNDARY): Add VSX support.
4843 (LOCAL_ALIGNMENT): Ditto.
4844 (SLOW_UNALIGNED_ACCESS): Ditto.
4845 (VSX_REGNO_P): New macro for VSX support.
4846 (VFLOAT_REGNO_P): Ditto.
4847 (VINT_REGNO_P): Ditto.
4848 (VLOGICAL_REGNO_P): Ditto.
4849 (VSX_VECTOR_MODE): Ditto.
4850 (VSX_SCALAR_MODE): Ditto.
4852 (VSX_MOVE_MODE): Ditto.
4853 (VSX_REG_CLASS_P): Ditto.
4854 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4856 (UNITS_PER_SIMD_WORD): Add VSX support.
4857 (MODES_TIEABLE_P): Ditto.
4858 (STARTING_FRAME_OFFSET): Ditto.
4859 (STACK_DYNAMIC_OFFSET): Ditto.
4860 (EPILOGUE_USES): Ditto.
4861 (REGNO_REG_CLASS): Move to array lookup.
4862 (CLASS_MAX_NREGS): Ditto.
4863 (rs6000_vector_reg_class): Add declaration.
4864 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4865 overlap with the floating point and Altivec registers.
4867 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4869 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4870 give the appropriate asm switches if -mcpu=native.
4871 (host_detect_local_cpu): Add support for "asm".
4872 (host_detect_local_cpu): Follow GNU code guidelines for name.
4874 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4875 -mbit-word to a variable instead of being a target mask.
4877 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4878 emit the lwsync instruction instead of emitting the instruction as
4879 an integer constant.
4881 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4882 fixuns_trundfsi2, move expander into rs6000.md.
4884 * config/rs6000/rs6000.md (cpu): Add power7.
4885 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4886 (logical predicate patterns): Change the single instruction
4887 primitives that set CR0 to be fast_compare instead of compare.
4889 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4890 (popcntddi2): Ditto.
4891 (popcount<mode>): Ditto.
4892 (floating multiply/add insns): Name the floating point
4894 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4895 (isel_unsigned_<mode>): Ditto.
4896 (fixuns_trundfsi2): Move expander here from spe.md.
4897 (smindi3): Define if we have -misel on 64-bit systems.
4902 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4904 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4906 * config/avr/avr.c (avr_current_device): New variable.
4907 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4908 (avr_arch, mcu_type_s): Move to avr.h.
4909 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4910 default_data_section_start fields.
4911 (avr_arch): Moved from avr.c.
4912 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4913 library_name fields.
4914 (avr_current_device, avr_mcu_types, avr_arch_types,
4915 avr_device_to_arch, avr_device_to_data_start,
4916 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4917 (EXTRA_SPEC_FUNCTIONS): Define.
4918 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4919 options mapping. Use device_to_arch and device_to_data_start insted.
4920 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4921 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4922 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4923 * config/avr/driver-avr.c: New file.
4924 * config/avr/avr-devices.c: New file.
4926 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4928 * var-tracking.c (unshare_variable): Force initialized to
4929 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4930 (set_variable_part): Likewise.
4931 (struct variable_union_info): Remove pos_src field.
4932 (vui_vec, vui_allocated): New variables.
4933 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4934 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4935 == 1 use a simpler sorting algorithm. Compute pos field right
4936 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4937 Avoid quadratic comparison if !flag_var_tracking_uninit.
4938 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4939 unshare_variable unconditionally.
4940 (dataflow_set_different_2): Removed.
4941 (dataflow_set_different): Don't traverse second hash table.
4942 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4943 unconditionally to var_reg_set or var_mem_set.
4944 (emit_notes_in_bb): Likewise.
4945 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4947 (emit_note_insn_var_location): Don't set initialized to
4948 VAR_INIT_STATUS_INITIALIZED early.
4949 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4951 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4953 * tree-object-size.c (addr_object_size): Instead of checking
4954 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4955 are no FIELD_DECLs following it.
4957 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4959 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4960 order to match bswaps with signed source operands.
4962 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4964 * sdbout.c (sdbout_one_type): Fix braces in switch.
4966 2009-06-23 Richard Guenther <rguenther@suse.de>
4968 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4970 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4971 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4972 var_callused, callused_tree, var_storedanything, storedanything_tree,
4973 var_integer, integer_tree): Remove global variables.
4974 (new_var_info): Do not pass new id, append the new var to the
4975 global variable vector.
4976 (do_ds_constraint): Use is_global_var member of the variable-info.
4977 (new_scalar_tmp_constraint_exp): Adjust.
4978 (create_function_info_for): Likewise.
4979 (create_variable_info_for): Likewise.
4980 (find_what_var_points_to): Remove dead code.
4981 (init_base_vars): Simplify.
4982 (compute_points_to_sets): Adjust.
4984 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4986 * combine.c (try_combine): Dump information about the insns we're
4989 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4991 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4992 check when calling force_to_mode on TRUNCATE's operand.
4994 2009-06-22 Ian Lance Taylor <iant@google.com>
4996 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4998 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5000 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5002 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5004 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5005 override library linkage flags such as -static-libgcc or
5008 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5010 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5012 2009-06-22 Ian Lance Taylor <iant@google.com>
5014 * config/linux.opt: Put mglibc ahead of muclibc.
5016 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5017 for duplicate decls.
5019 2009-06-22 Matthias Klose <doko@ubuntu.com>
5021 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5023 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5026 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5027 instead of NULL if a parser error occurs.
5029 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5031 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5032 non-DWARF2_DEBUGGING_INFO version.
5034 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5036 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5037 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5039 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5040 (LIBGCC2_TF_CEXT): Define.
5043 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5046 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5048 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5050 * config/arm/arm.c (arm_override_options): Disable
5051 -mcaller-super-interworking and -mcallee-super-interworking.
5052 * doc/invoke.texi (ARM Options): Document this.
5054 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5056 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5057 * config/arm/constraints.md (j): New constraint for movw operands.
5058 (N): Remove thumb2 meaning.
5059 * config/arm/arm.md (*arm_movw): Delete.
5060 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5061 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5062 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5064 2009-06-22 Martin Jambor <mjambor@suse.cz>
5066 PR tree-optimization/40492
5067 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5068 build_ref_for_offset.
5070 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5072 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5073 JUMP_TABLE_DATA_P predicates where applicable.
5074 * auto-inc-dec.c: Ditto.
5075 * builtins.c: Ditto.
5076 * caller-save.c: Ditto.
5078 * cfgcleanup.c: Ditto.
5079 * cfglayout.c: Ditto.
5082 * combine-stack-adj.c: Ditto.
5088 * dwarf2asm.c: Ditto.
5089 * dwarf2out.c: Ditto.
5090 * emit-rtl.c: Ditto.
5096 * function.c: Ditto.
5099 * genpreds.c: Ditto.
5100 * genrecog.c: Ditto.
5102 * ira-costs.c: Ditto.
5103 * ira-lives.c: Ditto.
5106 * lower-subreg.c: Ditto.
5107 * modulo-sched.c: Ditto.
5109 * postreload.c: Ditto.
5110 * print-rtl.c: Ditto.
5119 * sched-vis.c: Ditto.
5121 * sel-sched-ir.c: Ditto.
5122 * simplify-rtx.c: Ditto.
5123 * targhooks.c: Ditto.
5124 * var-tracking.c: Ditto.
5125 * vmsdbgout.c: Ditto.
5127 2009-06-22 Matthias Klose <doko@ubuntu.com>
5129 * Makefile.in (install-plugin): Always use DESTDIR.
5131 2009-06-22 Olivier Hainque <hainque@adacore.com>
5133 * config/pa/pa.c (output_call): Don't optimize post call jumps
5134 into return address adjustments if the call may throw.
5136 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5138 * arm.c (thumb1_output_casesi): New function.
5139 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5140 optimizing for size or PIC.
5141 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5142 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5143 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5144 (thumb1_casesi_internal_pic): New expand rule.
5145 (thumb1_casesi_dispatch): New pattern.
5146 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5148 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5149 in the text seciton when PIC or optimizing for size.
5150 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5151 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5152 preservation properties of code.
5153 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5154 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5155 (__gnu_thumb1_case_si): New function.
5156 * t-arm (LIB1ASMSRC): Define here.
5157 (LIB1ASMFUNCS): Add some common functions.
5158 * t-arm-elf (LIB1ASMSRC): Delete.
5159 (LIB1ASMFUNCS): Append to existing set.
5160 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5161 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5162 * t-symbian (LIB1ASMFUNCS): Likewise.
5163 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5164 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5166 2009-06-21 Richard Guenther <rguenther@suse.de>
5168 PR tree-optimization/38729
5169 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5170 to loops with a single exit if -fno-expensive-optimizations.
5172 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5174 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5175 (dataflow_set): Change vars type from htab_t to shared_hash.
5176 (shared_hash_pool, empty_shared_hash): New variables.
5177 (vars_clear): Removed.
5178 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5179 shared_hash_find_slot_unshare, shared_hash_find_slot,
5180 shared_hash_find_slot_noinsert, shared_hash_find): New
5182 (shared_hash_unshare, shared_hash_destroy): New functions.
5183 (unshare_variable): Unshare set->vars if shared, use
5185 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5186 (get_init_value, find_src_set_src, dump_dataflow_set,
5187 clobber_variable_part, emit_notes_for_differences): Use
5189 (dataflow_set_init): Remove second argument, set vars to
5190 empty_shared_hash instead of creating a new htab.
5191 (dataflow_set_clear): Call shared_hash_destroy and set vars
5192 to empty_shared_hash instead of calling vars_clear.
5193 (dataflow_set_copy): Don't call vars_copy, instead just share
5194 the src htab with dst.
5195 (variable_union): Use shared_hash_*, use initially NO_INSERT
5196 lookup if set->vars is shared. Don't keep slot cleared before
5197 calling unshare_variable. Unshare set->vars if needed.
5198 Even ->refcount == 1 vars must be unshared if set->vars is shared
5199 and var needs to be modified.
5200 (variable_canonicalize): New function.
5201 (dataflow_set_union): If dst->vars is empty, just share src->vars
5202 with dst->vars and traverse with variable_canonicalize to canonicalize
5203 and unshare what is needed.
5204 (dataflow_set_different): If old_set and new_set use the same shared
5205 htab, they aren't different. If number of htab elements is different,
5206 htabs are different. Use shared_hash_*.
5207 (dataflow_set_destroy): Call shared_hash_destroy instead of
5209 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5210 second argument to dataflow_set_init.
5211 (vt_initialize): Likewise. Initialize shared_hash_pool and
5212 empty_shared_hash, move bb in/out initialization afterwards.
5213 Use variable_htab_free instead of NULL as changed_variables del hook.
5214 (variable_was_changed): Change type of second argument to pointer to
5215 dataflow_set. When inserting var into changed_variables, bump
5216 refcount. Unshare set->vars if set is shared htab and slot needs to
5218 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5219 lookup if set->vars is shared. Unshare set->vars if needed.
5220 Even ->refcount == 1 vars must be unshared if set->vars is shared
5221 and var needs to be modified. Adjust variable_was_changed caller.
5222 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5223 vars must be unshared if set->vars is shared and var needs to be
5224 modified. Adjust variable_was_changed caller.
5225 (emit_note_insn_var_location): Don't pool_free var.
5226 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5228 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5229 free_alloc_pool on shared_hash_pool.
5231 2009-06-20 Anthony Green <green@moxielogic.com>
5233 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5234 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5236 2009-06-20 Richard Guenther <rguenther@suse.de>
5238 * tree-ssa-structalias.c (find_func_aliases): For memset use
5239 a constraint from NULL if we memset to zero.
5240 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5241 we explicitly handle that do not read from memory.
5242 (call_may_clobber_ref_p_1): Properly handle builtins that may
5245 2009-06-20 Richard Guenther <rguenther@suse.de>
5247 PR tree-optimization/40495
5248 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5249 (new_scalar_tmp_constraint_exp): New function.
5250 (process_constraint): Do not create temporary decls.
5251 (process_all_all_constraints): Likewise.
5252 (handle_const_call): Likewise.
5253 (create_function_info_for): Do not set decl.
5255 2009-06-19 Ian Lance Taylor <iant@google.com>
5257 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5258 (rs6000_attribute_table): Make static; move before use.
5260 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5262 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5263 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5264 Propagate the TREE_READONLY flag without overwriting it.
5265 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5266 Propagate the TREE_READONLY flag onto the result.
5267 (process_call_operands): Move around. Use correct constant value.
5269 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5272 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5273 * config/arm/arm.md: Likewise.
5275 2009-06-19 Ian Lance Taylor <iant@google.com>
5277 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5278 to GIMPLE_ERROR_MARK.
5280 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5281 op2_original_type parameters. Warn about using different enum types.
5282 * c-parser.c (c_parser_conditional_expression): Pass original
5283 types to build_conditional_expr.
5284 * c-tree.h (build_conditional_expr): Update declaration.
5286 2009-06-19 Ian Lance Taylor <iant@google.com>
5288 * config/i386/i386.c (ix86_function_specific_save): Test that
5289 fields match values, rather than testing the values are in a
5292 2009-06-19 Richard Guenther <rguenther@suse.de>
5294 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5296 (ptr_derefs_may_alias_p): Likewise.
5297 (ptr_deref_may_alias_ref_p_1): New function.
5298 (ptr_deref_may_alias_ref_p): Likewise.
5299 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5300 covered by looking at the ESCAPED solution.
5301 (call_may_clobber_ref_p_1): Likewise.
5302 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5303 Handle NULL_TREE offset. Do not produce redundant constraints.
5304 (process_all_all_constraints): New helper function.
5305 (do_structure_copy): Use it.
5306 (handle_lhs_call): Likewise.
5307 (find_func_aliases): Handle some builtins with pointer arguments
5308 and/or return values explicitly.
5310 2009-06-19 Ian Lance Taylor <iant@google.com>
5312 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5314 2009-06-19 Ian Lance Taylor <iant@google.com>
5316 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5318 2009-06-19 Ian Lance Taylor <iant@google.com>
5320 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5321 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5324 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5325 uninitialized const.
5327 2009-06-19 Ian Lance Taylor <iant@google.com>
5329 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5332 * c-decl.c (in_struct, struct_types): Remove.
5333 (struct c_binding): Add in_struct field.
5334 (c_binding_ptr): Define type, along with VEC.
5335 (struct c_struct_parse_info): Define.
5336 (struct_parse_info): New static variable.
5337 (bind): Initialize in_struct field.
5338 (start_struct): Remove enclosing_in_struct and
5339 enclosing_struct_types parameters. Add
5340 enclosing_struct_parse_info parameter. Change all callers. Set
5341 struct_parse_info rather than in_struct and struct_types.
5342 (grokfield): If -Wc++-compat and there is a symbol binding for the
5343 field name, set the in_struct flag and push it on the
5344 struct_parse_info->fields vector.
5345 (warn_cxx_compat_finish_struct): New static function.
5346 (finish_struct): Remove enclosing_in_struct and
5347 enclosing_struct_types parameters. Add
5348 enclosing_struct_parse_info parameter. Change all callers. Don't
5349 set C_TYPE_DEFINED_IN_STRUCT here. Call
5350 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5351 parameter. Only push on struct_types if warn_cxx_compat.
5352 (finish_enum): Only push on struct_types if warn_cxx_compat.
5353 (declspecs_add_type): Add loc parameter. Change all callers.
5354 Change all error calls to error_at. Pass loc, not input_location,
5355 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5356 defined in a struct. If -Wc++-compat and parsing a struct, record
5357 that a typedef name was used.
5358 * c-parser.c (c_parser_declspecs): Get location to pass to
5360 (c_parser_struct_or_union_specifier): Update calls to start_struct
5362 * c-tree.h (struct c_struct_parse_info): Declare.
5363 (finish_struct, start_struct): Update declarations.
5364 (declspecs_add_type): Update declaration.
5366 2009-06-19 Ian Lance Taylor <iant@google.com>
5368 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5369 variable with an anonymous type.
5371 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5373 * see.c: Remove for real.
5375 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5377 * optabs.h (enum optab_index): Add new OTI_significand.
5378 (significand_optab): Define corresponding macro.
5379 * optabs.c (init_optabs): Initialize significand_optab.
5380 * genopinit.c (optabs): Implement significand_optab using
5381 significand?f2 patterns.
5382 * builtins.c (expand_builtin_mathfn): Handle
5383 BUILT_IN_SIGNIFICAND{,F,L}.
5384 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5385 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5387 * config/i386/i386.md (significandxf2, significand<mode>2): New
5388 expanders to implement significandf, significand and significandl
5389 built-ins as inline x87 intrinsics.
5391 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5393 * config/avr/avr.c (avr_override_options): Remove setting value of
5394 PARAM_INLINE_CALL_COST.
5396 2009-06-18 Richard Henderson <rth@redhat.com>
5399 * tree-pass.h (TDF_ASMNAME): New.
5400 * tree-dump.c (dump_options): Add asmname.
5401 * doc/invoke.texi: Document it.
5403 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5404 (dump_decl_name): ...here.
5405 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5406 (dump_generic_node): Update dump_function_name calls.
5407 (print_call_name): New flags arg; update all dump calls.
5408 * diagnostic.h (print_call_name): Update.
5409 * gimple-pretty-print.c (dump_gimple_call): Update.
5411 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5414 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5416 2009-06-18 Diego Novillo <dnovillo@google.com>
5418 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5419 * plugin.c (str_license): Declare.
5420 (try_init_one_plugin): Assert that the symbol
5421 'plugin_is_GPL_compatible' exists.
5423 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5426 * Makefile.in (OBJS-common): Remove see.o.
5428 * common.opt (fsee): Mark as preserved for backward compatibility.
5429 * opts.c (common_handle_option): Add OPT_fsee to the backward
5430 compatibility section.
5431 * passes.c (init_optimization_passes, pass_see): Remove pass.
5432 * timevar.def (TV_SEE): Remove.
5433 * tree-pass.h (pass_see): Remove declaration.
5434 * doc/invoke.texi (-fsee): Remove documentation.
5436 2009-06-18 Martin Jambor <mjambor@suse.cz>
5438 * tree-sra.c: Include statistics.h
5439 (sra_stats): New variable.
5440 (sra_initialize): Clear sra_stats.
5441 (create_access_replacement): Increment sra_stats.replacements.
5442 (get_access_replacement): Do not return twice.
5443 (analyze_all_variable_accesses): Increment statistics counter by the
5444 number of scalarized aggregates.
5445 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5446 (sra_modify_expr): Increment sra_stats.exprs.
5447 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5448 (sra_modify_assign): Increment sra_stats.exprs,
5449 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5450 (perform_intra_sra): Update statistics counters.
5451 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5453 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5455 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5456 (arm_scalar_mode_supported_p): New function.
5458 2009-06-18 Paul Brook <paul@codesourcery.com>
5459 Sandra Loosemore <sandra@codesourcery.com>
5461 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5462 (__extendhfsf2, __truncsfhf2): Define.
5463 * config/arm/fp16.c: New file.
5464 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5465 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5467 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5469 * doc/extend.texi (Half-Precision): New section.
5470 * doc/invoke.texi (Option Summary): List -mfp16-format.
5471 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5472 * config/arm/arm.opt (mfp16-format=): New.
5473 * config/arm/arm.c: Include intl.h.
5474 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5475 (TARGET_INVALID_RETURN_TYPE): Redefine.
5476 (TARGET_PROMOTED_TYPE): Redefine.
5477 (TARGET_CONVERT_TO_TYPE): Redefine.
5478 (arm_fp16_format): Define.
5479 (all_fpus): Add entry for neon-fp16.
5480 (fp_model_for_fpu): Likewise.
5481 (struct fp16_format): Declare.
5482 (all_fp16_formats): Define.
5483 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5485 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5487 (arm_legitimate_index_p): Treat HFmode like HImode.
5488 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5489 (coproc_secondary_reload_class): Special-case HFmode.
5490 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5491 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5492 (arm_init_fp16_builtins): New.
5493 (arm_init_builtins): Call it.
5494 (arm_invalid_parameter_type): New.
5495 (arm_invalid_return_type): New.
5496 (arm_promoted_type): New.
5497 (arm_convert_to_type).
5498 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5500 (arm_emit_fp16_const): New function.
5501 (arm_mangle_type): Mangle __fp16 as "Dh".
5502 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5504 (TARGET_NEON_FP16): New.
5505 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5506 (enum fputype): Add FPUTYPE_NEON_FP16.
5507 (enum arm_fp16_format_type): Declare.
5508 (arm_fp16_format): Declare.
5509 (LARGEST_EXPONENT_IS_NORMAL): Define.
5510 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5511 * config/arm/arm-modes.def (HFmode): Define.
5512 * config/arm/vfp.md: (*movhf_vfp): New.
5515 * config/arm/arm.md: (fpu): Add neon_fp16.
5516 (floatsihf2, floatdihf2): New.
5517 (fix_trunchfsi2, fix_trunchfdi2): New.
5521 (*arm32_movhf): New.
5522 (*thumb1_movhf): New.
5523 (consttable_2): Add check for HFmode constants.
5524 (consttable_4): Handle HFmode constants.
5526 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5528 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5530 2009-06-17 Olivier Hainque <hainque@adacore.com>
5532 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5533 const char ** conversion in AIX specific section.
5535 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5537 * config/i386/i386.c (ix86_special_builtin_type): Remove
5538 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5539 (bdesc_special_args): Updated.
5540 (ix86_init_mmx_sse_builtins): Likewise.
5541 (ix86_expand_special_args_builtin): Likewise.
5543 2009-06-17 Richard Henderson <rth@redhat.com>
5545 * tree-pretty-print.c (maybe_dump_asm_name): New.
5546 (dump_decl_name): Use it.
5547 (PRINT_FUNCTION_NAME): Merge into...
5548 (dump_function_name): ... here. Use maybe_dump_asm_name.
5550 2009-06-17 Cary Coutant <ccoutant@google.com>
5552 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5554 * debug.c (struct gcc_debug_hooks): Change placeholder for
5556 (debug_nothing_int_charstar_int): Replaced by...
5557 (debug_nothing_int_charstar_int_bool): ...this.
5558 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5559 source_line prototype.
5560 (debug_nothing_int_charstar_int): Replaced by...
5561 (debug_nothing_int_charstar_int_bool): ...this.
5562 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5563 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5564 Output is_stmt operand when necessary.
5565 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5566 (notice_source_line): Add is_stmt parameter.
5567 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5568 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5570 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5571 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5573 2009-06-17 Ian Lance Taylor <iant@google.com>
5575 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5577 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5580 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5582 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5583 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5584 tree_strip_sign_nop_conversions and
5585 tree_ssa_strip_useless_type_conversions rather than stripping
5586 the operations here.
5587 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5589 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5590 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5591 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5592 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5595 2009-06-17 Michael Eager <eager@eagercon.com>
5597 * config/rs6000/constraints.md (register_constraint "d"): New.
5598 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5599 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5600 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5601 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5602 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5603 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5604 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5605 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5606 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5607 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5609 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5610 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5611 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5612 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5613 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5614 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5615 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5616 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5617 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5618 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5619 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5620 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5621 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5622 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5624 2009-06-16 Ian Lance Taylor <iant@google.com>
5626 * profile.c (total_num_never_executed): Don't define.
5627 (compute_branch_probabilities): Don't count or print
5629 (init_branch_prob): Don't set total_num_never_executed.
5630 (end_branch_prob): Don't print total_num_never_executed.
5632 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5634 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5636 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5638 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5639 (nabstd2_fpr): Same.
5641 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5643 * expr.c (expand_assignment): Change complex type check.
5645 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5647 * doc/plugins.texi (Building GCC plugins): Added new section.
5649 2009-06-17 Ian Lance Taylor <iant@google.com>
5651 * c-pch.c (get_ident): Don't set size of templ array.
5652 (pch_init): Don't set size of partial_pch array.
5654 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5655 string constant to intialize an array whose size is the length of
5658 2009-06-17 Richard Guenther <rguenther@suse.de>
5660 PR tree-optimization/40389
5661 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5662 to addressable types.
5663 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5665 2009-06-17 Richard Guenther <rguenther@suse.de>
5668 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5669 if there is no evolution of left in the loop bail out.
5670 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5671 chrec_fold_multiply.
5673 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5674 Janis Johnson <janis187@us.ibm.com>
5677 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5678 for the symbol ref of a constant that is the source of a move
5679 - nor for any other not-obvious-label-ref constants.
5681 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5683 * plugin.c (position_pass): Skip newly inserted pass during list
5684 traversal to avoid repeated insertion.
5686 2009-06-16 Ian Lance Taylor <iant@google.com>
5688 * vec.h (VEC_stack_alloc): Define different version if
5689 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5690 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5691 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5692 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5694 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5696 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5698 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5699 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5700 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5701 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5702 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5703 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5704 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5705 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5706 __builtin_ia32_rdtscp.
5707 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5708 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5709 and __builtin_ia32_rorhi.
5710 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5711 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5712 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5713 (ix86_expand_args_builtin): Likewise.
5714 (ix86_expand_special_args_builtin): Likewise.
5716 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5717 (UNSPECV_RDTSC): Likewise.
5718 (UNSPECV_RDPMC): Likewise.
5719 (*bsr): Renamed to ...
5721 (*bsr_rex64): Renamed to ...
5725 (*rdpmc_rex64): Likewise.
5728 (*rdtsc_rex64): Likewise.
5730 (*rdtscp): Likewise.
5731 (*rdtscp_rex64): Likewise.
5733 * config/i386/ia32intrin.h: New.
5735 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5737 2009-06-16 Ian Lance Taylor <iant@google.com>
5739 * ira-build.c (copy_info_to_removed_store_destinations):
5740 Initialize parent_a.
5742 2009-06-16 Ian Lance Taylor <iant@google.com>
5744 * c-decl.c (grokdeclarator): Change size_varies to bool.
5746 2009-06-16 Ian Lance Taylor <iant@google.com>
5748 * sel-sched.c: Make forward declarations of move_op_hooks and
5749 fur_hooks explicitly extern.
5751 2009-06-16 Ian Lance Taylor <iant@google.com>
5753 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5754 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5756 2009-06-16 Ian Lance Taylor <iant@google.com>
5758 * resource.c (mark_referenced_resources): Change
5759 include_delayed_effects parameter to bool. Change all callers.
5760 (mark_end_of_function_resources): Likewise.
5761 * reorg.c (insn_references_resource_p): Likewise.
5762 (insn_sets_resource_p): Likewise.
5763 * resource.h (mark_referenced_resources): Update declaration.
5764 (mark_end_of_function_resources): Update declaration.
5766 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5768 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5770 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5772 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5773 GCC can bootstrap on AIX with GNU Binutils 2.20.
5775 2009-06-16 Ian Lance Taylor <iant@google.com>
5777 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5779 2009-06-16 Ian Lance Taylor <iant@google.com>
5781 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5782 inline, not extern inline.
5783 (exact_log2): Likewise.
5784 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5786 (exact_log2): Likewise, but don't test CTZ_HWI.
5788 2009-06-16 Ian Lance Taylor <iant@google.com>
5790 * bitmap.c (bitmap_clear): Don't declare as inline.
5791 * gimple.c (gimplify_assign): Likewise.
5792 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5793 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5794 (sched_scan_info): Remove duplicate definition.
5796 2009-06-16 Ian Lance Taylor <iant@google.com>
5798 * c-common.c (skip_evaluation): Don't define.
5799 (c_inhibit_evaluation_warnings): Define global variable.
5800 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5801 than skip_evaluation.
5802 (convert_and_check, warn_for_div_by_zero): Likewise.
5803 * c-common.h (skip_evaluation): Don't declare.
5804 (c_inhibit_evaluation_warnings): Declare.
5805 * c-parser.c (c_parser_typeof_specifier): Set
5806 c_inhibit_evaluation_warnings rather than skip_evaluation.
5807 (c_parser_conditional_expression): Likewise.
5808 (c_parser_binary_expression): Likewise.
5809 (c_parser_sizeof_expression): Likewise.
5810 (c_parser_alignof_expression): Likewise.
5811 * c-typeck.c (build_indirect_ref): Check
5812 c_inhibit_evaluation_warnings rather than skip_evaluation.
5813 (build_conditional_expr, build_binary_op): Likewise.
5815 2009-06-16 Richard Guenther <rguenther@suse.de>
5817 * tree-ssa-alias.c (is_escape_site): Remove.
5818 * tree-ssa-alias.h (enum escape_type): Remove.
5819 (is_escape_site): Likewise.
5820 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5821 via casts and asms without deferring to is_escape_site.
5823 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5826 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5827 use gen_lowpart if op0 has complex mode.
5829 2009-06-16 Richard Guenther <rguenther@suse.de>
5831 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5832 variables add them to ESCAPED.
5833 (find_func_aliases): Do not make all indirectly stored values escaped.
5835 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5837 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5840 2009-06-16 Martin Jambor <mjambor@suse.cz>
5842 PR tree-optimization/40432
5843 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5844 check whether we need to force gimple register operand.
5846 2009-06-16 Martin Jambor <mjambor@suse.cz>
5848 PR tree-optimization/40413
5849 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5850 build_ref_for_offset.
5851 (propagate_subacesses_accross_link): Fix a typo in a comment.
5853 2009-06-16 Ira Rosen <irar@il.ibm.com>
5855 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5856 with additional parameter.
5857 * tree-vectorizer.h (enum vect_def_type): Add new value
5859 (enum vect_relevant): Add comments.
5860 (vect_is_simple_reduction): Add new argument.
5861 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5862 Detect nested cycles.
5863 (vect_is_simple_reduction): Update documentation, add an argument to
5864 distinguish inner-loop reduction from nested cycle, detect nested
5865 cycles, fix printings and indentation, don't swap operands in case
5867 (get_initial_def_for_reduction): Handle subtraction.
5868 (vect_create_epilog_for_reduction): Add new argument to specify
5870 (vect_finalize_reduction): Handle subtraction, fix comments.
5871 (vectorizable_reduction): Handle nested cycles. In case of nested
5872 cycle keep track of the reduction variable position. Call
5873 vect_is_simple_reduction with additional parameter. Use original
5874 statement code in reduction epilogue for nested cycle. Call
5875 vect_create_epilog_for_reduction with additional parameter.
5876 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5877 inner-loop vectorization.
5878 (vect_recog_widen_sum_pattern): Likewise.
5879 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5881 (vect_mark_stmts_to_be_vectorized): Likewise.
5882 (vect_get_vec_def_for_operand): Handle nested cycles.
5884 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5886 * doc/invoke.texi (Debugging Options): Fix option index entries
5887 for -fdump-statistics, -frandom-seed add entries for
5888 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5889 (FRV Options): Fix entries for -mTLS, -mtls.
5890 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5891 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5892 (M68hc1x Options): Fix @itemx for -mnominmax.
5893 (MCore Options): Fix entry for -mno-lsim.
5894 (MMIX Options): Fix entry for -mabi=mmixware.
5895 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5897 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5899 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5900 Mention the plugin mode of gengtype.
5901 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5902 * gengtype.c: Updated copyright.
5903 (plugin_files, nb_plugin_files) Added new static variables.
5904 (measure_input_list) Care about plugin_files.
5905 (write_rtx_next): Added early return in plugin mode.
5906 (create_file): Updated copyright year in generated file. Added
5908 (oprintf): Added early return if NULL outf.
5909 (get_output_file_with_visibility): Care of plugin_files.
5910 (get_output_file_name): May return null.
5911 (write_local): Added early return.
5912 (put_mangled_filename): Ditto.
5913 (finish_root_table): Added check for base_files.
5914 (write_roots): Care about null when plugins.
5915 (main): Added plugin mode.
5917 2009-06-15 Ian Lance Taylor <iant@google.com>
5919 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5920 * gcov.c (read_count_file): Add braces around variables declared
5923 * c.opt (Wjump-misses-init): New warning.
5924 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5925 -Wall and -Wc++-compat if not already set.
5926 (c_common_post_options): Clear warn_jump_misses_init if it was not
5928 * c-decl.c (struct c_binding): Change type field to a union with
5929 new label field. Make it the first field in the struct. Update
5930 references to type to use u.type instead.
5931 (struct c_spot_bindings): Define.
5932 (struct c_goto_bindings): Define.
5933 (c_goto_bindings_p): Define, along with VECs.
5934 (struct c_label_vars): Define.
5935 (struct c_scope): Add has_label_bindings field.
5936 (bind_label, set_spot_bindings): New static functions.
5937 (decl_jump_unsafe, update_spot_bindings): New static functions.
5938 (update_label_decls): New static function.
5939 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5940 Update binding u.label field to shadowed field.
5941 (c_binding_start_stmt_expr): New function.
5942 (c_binding_end_stmt_expr): New function.
5943 (pushdecl): Don't call c_begin_vm_scope.
5944 (make_label): Add defining and p_label_vars parameters. Change
5946 (lookup_label): Correct test for whether a label has not yet been
5947 defined. Call bind_label rather than bind.
5948 (warn_about_goto): New static function.
5949 (lookup_label_for_goto): New function.
5950 (declare_label): Call bind_label rather than bind.
5951 (check_earlier_gotos): New static function.
5952 (define_label): Don't give errors about jumping into statement
5953 expressions or scopes of variably modified types. Call
5954 set_spot_bindings and check_earlier_gotos. Call bind_label
5955 instead of bind. Don't set label_context_stack_se or
5956 label_context_stack_vm.
5957 (c_get_switch_bindings): New function.
5958 (c_release_switch_bindings): New function.
5959 (c_check_switch_jump_warnings): New function.
5960 (start_function): Don't set label_context_stack_se or
5961 label_context_stack_vm.
5962 (finish_function): Likewise.
5963 * c-typeck.c (label_context_stack_se): Don't define.
5964 (label_context_stack_vm): Don't define.
5965 (c_finish_goto_label): Call lookup_label_for_goto rather than
5966 lookup_label. Don't give errors about jumping into a statement
5967 expression or the scope of a variably modified type. Don't set
5968 label_context_stack_se or label_context_stack_vm.
5969 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5970 fields. Add bindings field.
5971 (c_start_case): Don't set deleted fields. Set bindings field.
5972 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5973 or blocked_vm. Call c_check_switch_jump_warnings.
5974 (c_finish_case): Don't test blocked_stmt_expr field. Call
5975 c_release_switch_bindings.
5976 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5977 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5978 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5979 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5980 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5981 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5982 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5983 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5984 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5985 (C_DECL_UNJUMPABLE_VM): Don't define.
5986 (C_DECL_UNDEFINABLE_VM): Don't define.
5987 (struct c_label_list): Don't define.
5988 (struct c_label_context_se): Don't define.
5989 (struct c_label_context_vm): Don't define.
5990 (struct c_spot_bindings): Declare.
5991 (c_bindings_start_stmt_expr): Declare.
5992 (c_bindings_end_stmt_expr): Declare.
5993 (lookup_label_for_goto): Declare.
5994 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5995 (c_check_switch_jump_warnings): Declare.
5996 (label_context_stack_se, label_context_stack_vm): Don't declare.
5997 (c_finish_goto_label): Update declaration.
5998 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5999 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6000 (Warning Options): Document -Wjump-misses-init.
6002 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6004 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6007 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6009 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6011 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6013 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6015 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6017 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6019 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6021 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6022 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6023 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6024 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6025 * dwarf2asm.c (dw2_force_const_mem): Update call to
6027 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6028 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6029 * langhooks.c (lhd_comdat_group): Remove.
6030 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6031 * tree.h (DECL_COMDAT_GROUP): New.
6032 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6033 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6034 (make_decl_one_only): Change signature.
6035 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6037 (make_decl_one_only): Change signature.
6038 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6040 2009-06-15 Richard Guenther <rguenther@suse.de>
6043 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6045 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6047 * tree-ssa-math-opts.c: Remove extra divide.
6049 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6051 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6053 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6055 * passes.c: Add bswap pass.
6056 * tree-pass.h: Add pass_optimize_bswap declaration.
6057 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6058 Include rtl.h, expr.h and optabs.h for optab_handler check.
6059 (struct symbolic_number, pass_optimize_bswap): New definition.
6060 (do_shift_rotate, verify_symbolic_number_p): New functions.
6061 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6062 (gate_optimize_bswap): New function.
6063 * tree.c (widest_int_cst_value): New function.
6064 * tree.h (widest_int_cst_value): Prototype added.
6066 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6068 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6069 REG_EQUAL/REG_EQUIV notes.
6071 2009-06-14 Richard Guenther <rguenther@suse.de>
6074 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6075 has its address taken if NRV was applied and it is addressable.
6076 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6077 function split out from ...
6078 (get_constraint_for_1): ... here.
6079 (handle_rhs_call): Use it to mark the return slot escaped if
6080 it is addressable and NRV was applied.
6082 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6084 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6085 Change first argument type to location_t.
6086 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6087 Do not set input_location.
6088 Use loc instead of input_location throughout.
6090 2009-06-13 Richard Guenther <rguenther@suse.de>
6092 PR tree-optimization/40421
6093 * tree-predcom.c (should_unroll_loop_p): Remove.
6094 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6096 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6098 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6099 Add location argument.
6101 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6103 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6105 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6106 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6107 * config/spu/spu-protos.h: Add location to
6108 spu_resolve_overloaded_builtin.
6109 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6110 spu_build_builtin_va_list.
6111 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6112 argument. Pass location to build_function_call_vec.
6113 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6115 (emit_fpu_switch): Same.
6116 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6117 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6118 to build_decl and create_artificial_label.
6119 (xtensa_gimplify_va_arg_expr): Same.
6120 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6121 (xstormy16_gimplify_va_arg_expr): Same.
6122 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6123 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6124 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6125 (mips16_build_function_stub): Same.
6126 (mips16_build_call_stub): Same.
6128 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6131 * arm/constraints.md (Pa, Pb): New constraints.
6132 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6133 split pattern to deal with them.
6135 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6137 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6138 fix index entry for -Xpreprocessor.
6140 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6142 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6143 Add location argument to build_decl call.
6144 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6145 (rs6000_init_builtins): Same.
6146 (spe_init_builtins): Same.
6147 (rs6000_gimplify_va_arg): Add location argument to
6148 create_artificial_label call.
6150 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6152 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6153 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6154 * Makefile.in: Fix GGC dependency for gcse.o.
6156 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6158 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6159 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6160 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6162 * c-parser.c (c_parser_binary_expression): Use current column while
6163 building binary operations.
6164 * common.opt (fshow-column): Enable by default.
6165 * tree-vrp.c (check_array_ref): Use warning_at.
6166 (check_array_bounds): Use location from call back if expr has no
6168 * tree.h: Add location argument to maybe_fold_*.
6169 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6170 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6171 (maybe_fold_offset_to_component_ref): Same.
6172 (maybe_fold_offset_to_reference): Same.
6173 (maybe_fold_offset_to_address): Same.
6174 (maybe_fold_stmt_indirect): Same.
6175 (maybe_fold_stmt_addition): Same.
6176 (fold_stmt_r): Pass location to maybe_fold_*.
6177 (fold_gimple_assign): Same.
6178 * c-tree.h: Add location argument to finish_decl,
6179 default_function_array_conversion, store_init_value.
6180 * c-decl.c (define_label): Use error_at.
6181 (c_make_fname_decl): Pass location to finish_decl.
6182 (finish_decl): New location argument.
6183 (build_compound_literal): Pass location to store_init_value.
6184 (grokdeclarator): Pass location to finish_decl.
6186 * c-typeck.c (array_to_pointer_conversion): New location argument.
6187 (function_to_pointer_conversion): Same.
6188 (default_function_array_conversion): Same.
6189 (parser_build_unary_op): Pass location to overflow_warning.
6190 (parser_build_binary_op): Same. Use warning_at.
6191 (build_unary_op): Pass location to array_to_pointer_conversion.
6192 (build_c_cast): Pass location to digest_init.
6193 (build_modify_expr): New location argument.
6194 (convert_for_assignment): Same.
6195 (store_init_value): Same.
6196 (digest_init): Same.
6197 (output_init_element): Pass location to digest_init and
6198 array_to_pointer_conversion.
6199 (c_finish_return): Pass location to convert_for_assignment.
6200 * gimplify.c (gimplify_conversion): Pass location to
6201 maybe_fold_offset_to_address.
6202 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6203 to maybe_fold_stmt_addition.
6204 * c-omp.c (c_finish_omp_atomic): Pass new location to
6206 (c_finish_omp_for): Same.
6207 * c-common.c (overflow_warning): New argument.
6208 * c-common.h: New argument to build_modify_expr, overflow_warning.
6209 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6211 (c_parser_initializer): Pass location to
6212 default_function_array_conversion.
6213 (c_parser_initelt): Same.
6214 (c_parser_initval): Same.
6215 (c_parser_asm_operands): Same.
6216 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6217 (c_parser_conditional_expression): Same.
6218 (c_parser_binary_expression): Add location info to stack. Use it.
6219 (c_parser_unary_expression): Pass location to
6220 default_function_array_conversion, parser_build_unary_op,
6221 build_indirect_ref, c_parser_postfix_expression_after_primary.
6222 (c_parser_postfix_expression_after_primary): New location argument.
6224 (c_parser_expression_conv): Pass location to
6225 default_function_array_conversion.
6226 (c_parser_expr_list): Same.
6227 (c_parser_omp_atomic): Same.
6228 (c_parser_omp_for_loop): Same.
6229 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6230 (build_array_declarator): New argument.
6231 * c-decl.c (build_array_declarator): Add location argument.
6232 (grokdeclarator): Set id_loc for cdk_array.
6233 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6234 build_array_declarator.
6235 * tree.c (build_omp_clause): Add location argument.
6236 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6237 (OMP_CLAUSE_LOCATION): New macro.
6238 (struct tree_omp_clause): Add location field.
6239 (build_omp_clause): Add argument.
6240 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6241 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6243 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6244 (cp_parser_omp_clause_collapse): Same.
6245 (cp_parser_omp_clause_default): Same.
6246 (cp_parser_omp_clause_if): Same.
6247 (cp_parser_omp_clause_nowait): Same.
6248 (cp_parser_omp_clause_num_threads): Same.
6249 (cp_parser_omp_clause_ordered): Same.
6250 (cp_parser_omp_clause_schedule): Same.
6251 (cp_parser_omp_clause_untied): Same.
6252 (cp_parser_omp_for_loop): Same.
6253 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6254 * c-tree.h (c_start_case): Add location argument.
6255 (c_process_expr_stmt): Same.
6256 (c_finish_goto_*): Same.
6257 * tree-parloops.c (initialize_reductions): Pass location to
6259 (create_parallel_loop): Same.
6260 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6261 (gfc_trans_omp_reduction_list): Same.
6262 (gfc_trans_omp_clauses): Same.
6263 (gfc_trans_omp_do): Same.
6264 * c-typeck.c (c_finish_goto_label): Same.
6265 (c_finish_goto_ptr): New location argument.
6266 (c_start_case): Same.
6267 (emit_side_effect_warnings): Same.
6268 (c_process_expr_stmt): Same.
6269 (c_finish_stmt_expr): Same.
6270 (c_finish_omp_clauses): Use error_at instead of error.
6271 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6273 * c-omp.c (c_split_parallel_clauses): New location argument.
6274 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6275 to build_omp_clause.
6276 (convert_local_reference_stmt): Same.
6277 (convert_gimple_call): Same.
6278 * c-common.h (c_split_parallel_clauses): New argument.
6279 * c-parser.c (c_parser_statement_after_labels): Pass location to
6280 c_finish_goto_label.
6281 (c_parser_switch_statement): Pass location to c_start_case.
6282 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6283 and c_process_expr_stmt.
6284 (c_parser_omp_variable_list): Add location argument.
6285 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6286 (c_parser_omp_clause_default): Same.
6287 (c_parser_omp_clause_if): Same.
6288 (c_parser_omp_clause_num_threads): Same.
6289 (-c_parser_omp_clause_ordered): Same.
6290 (c_parser_omp_clause_reduction): Pass location to
6291 c_parser_omp_variable_list.
6292 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6293 (c_parser_omp_clause_untied): Same.
6294 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6295 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6297 * c-tree.h (check_for_loop_decls, undeclared_variable,
6298 build_component_ref, build_array_ref, build_external_ref,
6299 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6300 build_conditional_expr, build_compound_expr, c_cast_expr,
6301 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6302 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6304 * c-semantics.c (build_stmt): Same.
6305 (build_case_label): Same.
6306 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6307 (undeclared_variable): New argument.
6309 (lookup_label): Pass location on down.
6310 (define_label): Same.
6311 (finish_decl): Same.
6312 (build_compound_literal): Same.
6313 (finish_struct): Same.
6314 (finish_function): Do not set location here.
6315 (check_for_loop_decls): New argument.
6316 * tree.c (save_expr): Set location.
6317 (build_empty_stmt): New argument.
6318 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6319 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6320 * builtins.c (gimplify_va_arg_expr): Use locations.
6321 (expand_builtin_sync_operation): Same.
6322 * c-typeck.c (build_component_ref): New argument.
6323 (build_array_ref): Same.
6324 (build_external_ref): Same.
6325 (c_expr_sizeof_expr): Same.
6326 (c_expr_sizeof_type): Same.
6327 (parser_build_unary_op): Same.
6328 (build_conditional_expr): Same.
6329 (build_compound_expr): Pass location on down.
6330 (build_compound_expr): New argument.
6331 (build_c_cast): Same.
6332 (c_cast_expr): Same.
6333 (build_asm_expr): Same.
6334 (c_finish_return): Same.
6335 (c_process_expr_stmt): Pass location on down.
6336 (c_finish_stmt_expr): New argument.
6337 (push_clenaup): Same.
6338 (c_finish_omp_parallel): Same.
6339 (c_finish_omp_task): Same.
6340 * gimplify.c (gimplify_call_expr): Pass location on down.
6341 * c-omp.c (c_finish_omp_master): New argument.
6342 (c_finish_omp_critical): Same.
6343 (c_finish_omp_ordered): Same.
6344 (c_finish_omp_barrier): Same.
6345 (-c_finish_omp_taskwait): Same.
6346 (c_finish_omp_atomic): Same.
6347 (c_finish_omp_flush): Same.
6348 * tree-inline.c (copy_tree_body_r): Pass location on down.
6349 (inline_forbidden_p): Remove use of input_location.
6350 * c-gimplify.c (c_build_bind_expr): New argument.
6351 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6352 (c_sizeof_or_alignof_type): New argument.
6353 (c_alignof_expr): Same.
6354 (build_va_arg): Same.
6355 (c_add_case_label): Same.
6356 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6357 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6358 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6359 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6360 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6361 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6363 * stub-objc.c (objc_build_selector_expr): Same.
6364 (objc_build_throw_stmt): Same.
6365 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6366 (c_parser_initelt): Same.
6367 (c_parser_compound_statement): Same.
6368 (c_parser_compound_statement_nostart): Same.
6369 (c_parser_label): Same.
6370 (c_parser_statement_after_labels): Same.
6371 (c_parser_if_body): Same.
6372 (c_parser_else_body): Same.
6373 (c_parser_if_statement): Same.
6374 (c_parser_switch_statement): Same.
6375 (c_parser_while_statement): Same.
6376 (c_parser_do_statement): Same.
6377 (c_parser_for_statement): Same.
6378 (c_parser_asm_statement): Same.
6379 (c_parser_conditional_expression): Same.
6380 (c_parser_binary_expression): Same.
6381 (c_parser_cast_expression): Same.
6382 (c_parser_unary_expression): Same.
6383 (c_parser_sizeof_expression): Same.
6384 (c_parser_alignof_expression): Same.
6385 (c_parser_postfix_expression): Same.
6386 (c_parser_expression): Same.
6387 (c_parser_objc_receiver): Same.
6388 (c_parser_omp_variable_list): Same.
6389 (c_parser_omp_structured_block): Same.
6390 (c_parser_omp_atomic): New argument.
6391 (c_parser_omp_barrier): Same.
6392 (c_parser_omp_critical): Same.
6393 (c_parser_omp_flush): Pass location on down.
6394 (c_parser_omp_for_loop): New argument.
6395 (c_parser_omp_for): Same.
6396 (c_parser_omp_master): Same.
6397 (c_parser_omp_ordered): Same.
6398 (c_parser_omp_sections_scope): Same.
6399 (c_parser_omp_sections): Same.
6400 (c_parser_omp_parallel): Same.
6401 (c_parser_omp_single): Same.
6402 (c_parser_omp_task): Same.
6403 (c_parser_omp_taskwait): Pass location on down.
6404 (c_parser_omp_construct): Same.
6405 (c_parser_omp_threadprivate): Same.
6406 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6407 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6408 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6409 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6410 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6411 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6412 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6413 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6414 config/i386/i386.c, stmt.c:
6415 Add location argument to the following function definitions and/or
6416 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6417 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6418 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6419 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6420 do_case, c_finish_bc_stmt, build_compound_literal,
6421 build_function_call.
6422 * c-decl.c (build_compound_literal): Add location argument.
6423 Make all diagnostic calls use location.
6424 (start_struct): Same.
6425 (finish_struct): Same.
6427 (build_enumerator): Same.
6428 (start_function): Same.
6429 (grokdeclarator): Make all diagnostic calls use location.
6430 (store_parm_decls_oldstyle): Same.
6431 * c-typeck.c (build_function_call): Add location argument.
6432 Make all diagnostic calls use location.
6434 (c_finish_bc_stmt): Same.
6435 * tree-nested.c (get_trampoline_type): Add argument.
6436 Pass location to build_decl.
6437 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6438 * rtl.h (RTL_LOCATION): New.
6439 * c-common.c (c_add_case_label): Add location argument.
6440 Make all diagnostic calls use location.
6441 * c-common.h: Add location argument to make_fname_decl, do_case,
6442 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6443 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6444 Set it appropriately for every case. Pass enum_loc to start_enum
6445 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6447 (c_parser_struct_or_union_specifier): Save location. Use it for
6448 start_struct, finish_struct, and parser_xref_tag.
6450 2009-06-12 Ian Lance Taylor <iant@google.com>
6452 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6454 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6455 cpp_opts->warn_cxx_operator_names.
6457 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6460 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6461 is returns NULL and OP is a VCE, look through the VCE.
6463 2009-06-12 Ian Lance Taylor <iant@google.com>
6466 * collect2.c (main): Use CONST_CAST2 in code inside #if
6467 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6469 2009-06-12 Joey Ye <joey.ye@intel.com>
6472 * cfgexpand.c (get_decl_align_unit): Update
6473 max_used_stack_slot_alignment with align instead of
6474 stack_alignment_needed.
6476 * function.c (assign_stack_local_1): Update
6477 max_used_stack_slot_alignment with alignment_in_bits instead
6478 of stack_alignment_needed.
6479 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6482 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6484 * dwarf2out.c (last_var_location_insn): New variable.
6485 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6486 (dwarf2out_var_location): Don't record anything after last real
6487 insn. Only change labels if there were any real instructions
6488 in between last note and this one, or if changed sections.
6490 2009-06-11 Richard Henderson <rth@redhat.com>
6492 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6493 note when storing the frame pointer in a register.
6494 (FRP): Don't redefine to nothing for epilogue.
6495 (alpha_expand_epilogue): Mark register and sp restores.
6496 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6498 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6499 when gen_lowpart is needed.
6501 2009-06-11 Richard Henderson <rth@redhat.com>
6503 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6505 * dwarf2out.c (need_data_align_sf_opcode): New.
6506 (div_data_align): Move earlier.
6507 (def_cfa_1, reg_save): Use it.
6509 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6511 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6512 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6513 (ix86_handle_option): Handle OPT_mcrc32.
6514 (ix86_target_string): Add -mcrc32.
6515 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6517 * config/i386/i386.h (TARGET_CRC32): New.
6519 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6520 (sse4_2_crc32di): Likewise.
6522 * config/i386/i386.opt (mcrc32): New.
6524 * doc/invoke.texi: Document -mcrc32.
6526 2009-06-11 Richard Henderson <rth@redhat.com>
6528 * common.opt (gdwarf-): Accept a version number.
6529 * doc/invoke.texi (gdwarf-): Update docs.
6530 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6531 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6532 version level, and record it.
6534 * dwarf2.h (DW_CIE_VERSION): Remove.
6535 * dwarf2out.c (DWARF_VERSION): Remove.
6536 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6537 (output_call_frame_info): Use CIE version 3 for dwarf3,
6538 or if the return register column is out of range for version 1.
6539 (dwarf_stack_op_name): Add all dwarf3 values.
6540 (DEBUG_PUBTYPES_SECTION): New.
6541 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6542 encoding change for dwarf3.
6543 (output_die) [dw_val_class_die_ref]: Likewise.
6544 (output_compilation_unit_header): Emit correct version for dwarf3.
6545 (output_line_info): Likewise.
6546 (output_pubnames): Update for DWARF_VERSION removal.
6547 (output_aranges): Likewise.
6548 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6549 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6550 (dwarf2out_finish): Likewise.
6552 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6554 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6557 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6560 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6561 * builtins.c (expand_builtin_unreachable): New function.
6562 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6563 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6564 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6566 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6567 searching for missing barriers.
6569 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6571 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6572 when -fprofile-generate* was passed.
6573 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6575 2009-06-11 Anthony Green <green@moxielogic.com>
6577 * config/moxie/moxie.md: Define length attribute for all instructions.
6579 (*b<cond:code>): Support limited branch ranges for new PC-relative
6580 branch instructions.
6581 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6583 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6585 * config/i386/i386.c (min_insn_size): Use get_attr_length
6586 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6589 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6590 instead of emit_insn_before.
6592 2009-06-10 Ian Lance Taylor <iant@google.com>
6595 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6598 2009-06-10 Revital Eres <eres@il.ibm.com>
6600 * passes.c (init_optimization_passes): Reschedule
6601 predictive-commoning pass before complete unroll pass.
6603 2009-06-10 Martin Jambor <mjambor@suse.cz>
6605 * cgraph.c (cgraph_node_can_be_local_p): New function.
6606 (cgraph_make_node_local): New function.
6607 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6608 (cgraph_make_node_local): Declare.
6610 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6612 * tree.h (tree_base): Add packed_flag and user_align fields.
6613 Decrease size of spare field.
6614 (TYPE_USER_ALIGN): Use user_align from tree_base.
6615 (DECL_USER_ALIGN): Likewise.
6616 (TYPE_PACKED): Use packed_flag from tree_base.
6617 (DECL_PACKED): Likewise.
6618 (tree_type): Delete packed_flag and user_align fields. Widen
6619 precision field. Widen mode field and shuffle fields to align
6620 mode on an 8-bit boundary.
6621 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6622 Renumber decl_flag_* fields. Fix comments. Widen
6623 decl_common_unused field.
6624 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6625 (DECL_EXTERNAL): Likewise.
6626 (DECL_BIT_FIELD): Likewise.
6627 (DECL_NONADDRESSABLE_P): Likewise.
6628 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6629 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6631 2009-06-10 Ian Lance Taylor <iant@google.com>
6633 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6634 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6635 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6636 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6637 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6638 DEF_VEC_ALLOC_FUNC_P.
6639 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6640 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6641 DEF_VEC_ALLOC_FUNC_O.
6642 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6643 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6644 DEF_VEC_ALLOC_FUNC_I.
6645 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6646 (vec_stack_p_reserve_exact_1): Declare.
6647 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6648 (vec_stack_free): Declare.
6649 (VEC_stack_alloc): Define.
6650 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6651 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6652 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6653 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6655 (stack_vecs): New static variable.
6656 (vec_stack_p_reserve_exact_1): New function.
6657 (vec_stack_o_reserve_1): New static function.
6658 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6659 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6660 (vec_stack_free): New function.
6661 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6662 (VEC_df_ref_stack_alloc): Define.
6663 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6664 DEF_VEC_ALLOC_P_STACK.
6665 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6666 (struct df_collection_rec): Change _vec fields to VEC. Remove
6668 (df_free_collection_rec): Adjust for new fields.
6669 (df_insn_rescan): Use new df_collection_rec fields.
6670 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6671 (df_ref_create_structure, df_ref_record): Likewise.
6672 (df_get_conditional_uses, df_get_call_refs): Likewise.
6673 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6674 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6675 (df_record_exit_block_uses, df_bb_verify): Likewise.
6676 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6677 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6678 Remove count parameter. Change return type to void. Change all
6680 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6681 Remove count parameter. Change return type to void. Change all
6683 (df_install_refs): Change old_vec parameter to VEC. Remove count
6684 parameter. Change all callers.
6685 (df_install_mws): Change old_vec parameter to VEC. Remove count
6686 parameter. Change all callers.
6687 (df_refs_verify): Change new_rec parameter to VEC. Change call
6689 (df_mws_verify): Likewise.
6691 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6693 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6695 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6697 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6699 2009-06-10 Anthony Green <green@moxielogic.com>
6701 * config/moxie/crti.asm: New file.
6702 * config/moxie/crtn.asm: New file.
6703 * config/moxie/moxie.c: New file.
6704 * config/moxie/moxie.h: New file.
6705 * config/moxie/sfp-machine.h: New file.
6706 * config/moxie/moxie-protos.h: New file.
6707 * config/moxie/t-moxie: Created.
6708 * config/moxie/t-moxie-softfp: Created.
6709 * config/moxie/moxie.md: Created.
6710 * config/moxie/constraints.md: Created.
6711 * config.gcc: Add moxie support.
6712 * doc/md.texi (Machine Constraints): Add moxie constraints.
6713 * doc/contrib.texi (Contributors): Mention moxie port.
6714 * doc/install.texi (Specific): Mention the moxie port.
6716 2009-06-09 Ian Lance Taylor <iant@google.com>
6718 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6720 * optabs.c (optab_table): Only use designated initializers if
6721 HAVE_DESIGNATED_INITIALIZERS is defined.
6722 (convert_optab_table): Likewise.
6723 (init_optabs): Always call init_insn_codes if
6724 HAVE_DESIGNATED_INITIALIZERS is not defined.
6726 2009-06-09 Ian Lance Taylor <iant@google.com>
6728 * targhooks.c (default_builtin_vectorized_function): Change fn
6729 parameter to unsigned int.
6730 (default_builtin_vectorized_conversion): Change code parameter to
6732 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6733 * targhooks.h: Update declarations.
6734 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6735 parameter to unsigned int.
6737 * c-typeck.c (comptypes_check_enum_int): New static function.
6738 (comptypes_internal): Add enum_and_int_p parameter. Change all
6740 (comp_target_types): Add location parameter. Change all callers.
6741 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6743 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6744 (build_conditional_expr): Add colon_loc parameter. Change all
6746 (convert_for_assignment): Add location parameter. Change all callers.
6747 * c-parser.c (c_parser_conditional_expression): Pass location of
6748 colon to build_conditional_expr.
6749 * c-tree.h (build_conditional_expr): Update declaration.
6751 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6753 * graphite.c: Revert previous patch.
6755 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6758 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6760 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6762 * tree-ssa-loop-prefetch.c
6763 (loop_prefetch_arrays): Fixed a portability problem in printf format
6766 2009-06-09 Martin Jambor <mjambor@suse.cz>
6768 PR tree-optimization/40351
6769 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6770 refrence to a potential artifical subaccess can be constructed.
6772 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6774 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6775 (sh_override_options): Likewise.
6776 * config/sh/sh.c: Include params.h.
6777 (sh_optimization_options): New.
6778 (sh_override_options): Likewise.
6779 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6780 (OVERRIDE_OPTIONS): Use sh_override_options.
6782 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6784 * dwarf2out.c (emit_cfa_remember): New variable.
6785 (add_fde_cfi): If emit_cfa_remember, recurse to add
6786 DW_CFA_remember_state first.
6787 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6788 instead just set emit_cfa_remember.
6790 2009-06-08 Jan Hubicka <jh@suse.cz>
6793 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6795 2009-06-08 Jan Hubicka <jh@suse.cz>
6798 * cgraphunit.c (save_inline_function_body): Do not copy transform
6799 hooks for saved inline bodies.
6800 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6803 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6805 * jump.c (returnjump_p): Handle delayed branches. Add missing
6808 2009-06-08 Jan Hubicka <jh@suse.cz>
6811 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6812 original node might've been modified.
6813 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6815 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6817 * tree-object-size.c (addr_object_size): Add OSI argument.
6818 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6819 (compute_builtin_object_size, expr_object_size): Adjust callers.
6820 (plus_stmt_object_size): Call addr_object_size instead of
6821 compute_builtin_object_size.
6823 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6824 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6826 * tree-ssa-loop-prefetch.c
6827 (gather_memory_references): Introduced a counter for the number of
6829 (anything_to_prefetch_p): Introduced a counter for the number of
6831 (is_loop_prefetching_profitable): New function with a cost model
6833 (loop_prefetch_arrays): Use the new cost model to determine if
6834 prefetching is profitable.
6835 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6836 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6837 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6838 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6839 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6840 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6842 2009-06-08 Michael Matz <matz@suse.de>
6845 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6846 partitions use the same.
6847 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6848 for basevars of SSA_NAMEs.
6849 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6850 to not expand them twice.
6851 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6854 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6856 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6857 (fdump-final-insns=, gtoggle): New.
6858 * doc/invoke.texi: Document them.
6859 * final.c (rest_of_clean_state): Dump final insn stream.
6860 * gcc.c (invoke_as): Hook in -fcompare-debug.
6861 (static_spec_functions): Add compare-debug-dump-opt,
6862 compare-debug-self-opt and compare-debug-auxbase-opt.
6863 (compare_debug, compare_debug_second, compare_debug_opt): New.
6864 (switches_debug_check, n_switches_debug_check): New.
6865 (debug_auxbase_opt, debug_check_temp_file): New.
6866 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6868 (do_self_spec): Handle arguments after switches.
6869 (do_spec_1): Add .gk extension to temp file basenames for compare.
6870 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6871 (cc1_options): Use it instead of normal auxbase computation for
6872 the second compare-debug compilation.
6873 (compare_files): New.
6874 (main): Set up and implement compare debug mode.
6875 (compare_debug_dump_opt_spec_function): New.
6876 (compare_debug_self_opt_spec_function): New.
6877 (compare_debug_auxbase_opt_spec_function): New.
6878 * toplev.c (process_options): Handle flag_gtoggle,
6879 flag_dump_final_insns.
6880 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6881 during -fcompare-debug-second compilation.
6883 2009-06-07 Ian Lance Taylor <iant@google.com>
6885 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6886 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6888 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6889 with no default node. Change warning with %H to warning_at.
6890 Don't clear warn_switch around case checking.
6891 * doc/invoke.texi (Warning Options): Clarify distinction between
6892 -Wswitch and -Wswitch-enum.
6894 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6896 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6898 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6900 * gbl-ctors.h: Add header guard.
6902 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6904 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6905 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6906 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6907 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6908 prototypes for removed functions.
6909 (expressions_equal_p): Move to ...
6910 * tree-ssa-sccvn.h: ... here and ...
6911 * matrix-reorg.c: ... adjust includes.
6913 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6915 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6917 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6919 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6920 (finish_function): Remove erroneous whitespace.
6922 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6924 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6925 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6927 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6929 * errors.c (internal_error): Commentary typo fix.
6930 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6931 * tree-ssa-pre.c: Ditto.
6933 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6935 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6936 them is supposed to hold actual statements.
6938 2009-06-06 Ian Lance Taylor <iant@google.com>
6940 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6941 empty statements can now have attributes.
6943 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6945 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6946 * config/mips/mips.md: Ditto.
6948 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6950 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6952 (__eabi_uconvert): Likewise.
6954 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6956 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6957 CFI_* definitions with IN_GCC.
6959 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6961 * xcoffout.h (xcoffout_source_line): Update prototype.
6963 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6965 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6966 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6968 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6971 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6972 inlined_function_outer_scope_p blocks for artificial inlines
6974 * tree.c (tree_nonartificial_location): Rewrite using
6975 block_nonartificial_location.
6977 2009-06-05 Revital Eres <eres@il.ibm.com>
6978 Leehod Baruch <leehod@il.ibm.com>
6980 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6981 (expand_expr_real_1): Remove comment.
6982 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6983 Vectorize misaligned access when the target supports it.
6984 (vect_supportable_dr_alignment): Check for unaligned access support.
6985 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6988 2009-06-05 Julian Brown <julian@codesourcery.com>
6990 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6991 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6993 2009-06-05 Richard Guenther <rguenther@suse.de>
6996 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6999 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7001 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7002 (save_gprs): Don't tell unwinder when a global register is saved.
7003 (s390_emit_epilogue): Emit needed epilogue unwind info.
7005 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7007 * dwarf2out.c (deferred_asm_name): New.
7008 (add_name_and_src_coords_attributes): Defer creation of
7009 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7011 (move_linkage_attr): New.
7012 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7015 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7017 * tree-nested.c (finalize_nesting_tree_1): Declare the
7018 frame_decl in the binding tree.
7020 2009-06-04 Cary Coutant <ccoutant@google.com>
7022 * basic-block.h (struct basic_block_def): Add discriminator field.
7023 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7025 * debug.c (do_nothing_debug_hooks): Add additional entry.
7026 (debug_nothing_int_charstar_int): New function.
7027 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7028 (debug_nothing_int_charstar_int): New declaration.
7029 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7030 discriminator value in .loc directive.
7031 * final.c (last_discriminator): New variable.
7032 (discriminator): New variable.
7033 (final_start_function): Initialize above variables, pass current
7034 discriminator to debug hook.
7035 (notice_source_line): Check for discriminator change.
7036 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7037 * sdbout.c (sdbout_source_line): New parameter.
7038 * tree-cfg.c (struct locus_discrim_map): New structure type.
7039 (discriminator_per_locus): New hash table.
7040 (build_gimple_cfg): Allocate and free discriminator hash table.
7041 (make_edges): Call assign_discriminator.
7042 (locus_map_hash): New function.
7043 (locus_map_eq): New function.
7044 (next_discriminator_for_locus): New function.
7045 (same_line_p): New function.
7046 (assign_discriminator): New function.
7047 (make_cond_expr_edges): Call assign_discriminator.
7048 (make_gimple_switch_edges): Likewise.
7049 (first_non_label_stmt): New function.
7050 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7052 * xcoffout.c (xcoffout_source_line): Add new parameter.
7054 * configure.ac (gcc_cv_as_discriminator): New configury check for
7055 gas support for discriminator.
7056 * configure: Regenerate.
7057 * config.in: Regenerate.
7059 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7061 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7062 val after checking for integers.
7064 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7066 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7068 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7069 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7070 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7071 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7072 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7073 X64_SSE_REGPARM_MAX.
7074 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7075 X64_SSE_REGPARM_MAX.
7077 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7079 * gcc.c (report_times_to_file): New.
7080 (execute): Implement it.
7081 (process_command): Support -time=.
7082 * doc/invoke.texi: Document it.
7084 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7086 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7087 that have value exprs.
7089 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7091 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7092 declarations for constants until...
7093 (dw2_output_indirect_constant_1): ... this point.
7095 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7098 * arm.md (arm_addsi3): Don't try to split an add with an
7099 eliminable register until after reload has completed.
7101 2009-06-03 Ian Lance Taylor <iant@google.com>
7103 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7104 * genattrtab.c (write_length_unit_log): Likewise.
7105 * genchecksum.c (dosum): Likewise.
7106 * gengtype.c (write_rtx_next): Likewise.
7107 (finish_root_table, write_roots): Likewise.
7108 * gimple.c (gimple_ops_offset_): Likewise.
7109 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7110 * config/arc/arc.c (arc_attribute_table): Likewise.
7111 * config/arm/arm.c (arm_attribute_table): Likewise.
7112 * config/avr/avr.c (avr_attribute_table): Likewise.
7113 * config/crx/crx.c (crx_attribute_table): Likewise.
7114 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7115 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7116 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7117 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7118 * config/sh/sh.c (sh_attribute_table): Likewise.
7119 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7120 * config/spu/spu.c (spu_attribute_table): Likewise.
7121 * config/v850/v850.c (v850_attribute_table): Likewise.
7123 * config/alpha/alpha.c (vms_attribute_table): Make static.
7124 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7125 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7126 * config/mips/mips.c (mips_attribute_table): Likewise.
7128 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7130 (cc1-checksum.o): Likewise.
7132 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7134 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7136 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7138 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7139 insn if it is changing sp. Use gen_add3_insn instead of
7140 conditionally gen_addsi3 and gen_adddi3.
7141 (offset_below_red_zone_p): New static inline function.
7142 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7143 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7144 * config/rs6000/ppc-asm.h: Include auto-host.h.
7145 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7146 CFI_RESTORE): Define.
7147 * config/rs6000/crtresxgpr.asm: Add unwind info.
7148 * config/rs6000/crtresxfpr.asm: Likewise.
7149 * config/rs6000/crtresgpr.asm: Likewise.
7150 * config/rs6000/crtresfpr.asm: Likewise.
7151 * config/rs6000/crtsavgpr.asm: Likewise.
7152 * config/rs6000/crtsavfpr.asm: Likewise.
7154 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7155 argument of DWARF2_FRAME_REG_OUT macros.
7157 2009-06-03 Julian Brown <julian@codesourcery.com>
7159 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7160 words or less (including TImode) in core registers.
7162 2009-06-03 Richard Guenther <rguenther@suse.de>
7165 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7167 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7169 * statistics.c (statistics_counter_event): Do not record event
7170 in pass dump if its number == -1.
7171 (curr_statistics_hash): Add assert that we never get passes
7172 with static number == -1.
7174 2009-06-03 Richard Guenther <rguenther@suse.de>
7175 Andrey Belevantsev <abel@ispras.ru>
7177 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7178 non-BLKmode arrays addressable.
7180 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7182 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7183 * config/m68k/m68k.h: ... here.
7184 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7187 2009-06-03 Martin Jambor <mjambor@suse.cz>
7189 PR tree-optimization/40323
7190 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7193 2009-06-03 Richard Guenther <rguenther@suse.de>
7195 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7198 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7200 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7201 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7202 JUMP_TABLE_DATA_P where applicable.
7203 * config/sh/sh.c: Ditto.
7204 * config/sh/sh.h: Ditto.
7205 * config/sh/sh.md: Ditto.
7206 * config/sh/symbian.c: Ditto.
7208 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7210 * config/i386/driver-i386.c (describe_cache): Optimize
7211 concatenation of strings. Use snprintf instead of sprintf.
7212 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7213 target when not compiling with GCC.
7215 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7217 * config/sh/sh.c: Revert last change.
7218 (sh_expand_epilogue): Emit a blockage insn before the frame
7219 pointer adjustment unconditionally.
7221 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7223 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7224 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7225 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7226 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7227 to COLLECT_GCC_OPTIONS.
7229 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7231 * collect2.c (target_system_root): New variable.
7232 (main): Handle --sysroot=.
7233 (ignore_library): Strip the sysroot from the library path.
7235 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7237 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7238 (collect2.o): Depend on collect2-aix.h.
7239 (collect2-aix.o): New rule.
7240 * collect2-aix.h: New file.
7241 * collect2-aix.c: Likewise.
7242 * collect2.c: Include collect2-aix.h. Don't undefine
7243 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7244 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7245 Use TARGET_AIX_VERSION instead of _AIX51.
7246 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7247 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7248 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7249 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7250 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7252 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7254 * collect2.c (ignore_library): Avoid premature post-increment
7257 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7259 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7260 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7261 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7262 CROSS_DIRECTORY_STRUCTURE too.
7263 (LINK_LIBG_SPEC): Likewise.
7264 (LIB_SPEC): Add %R to sysroot paths.
7265 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7266 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7267 * config/rs6000/aix51.h: As for aix43.h.
7268 * config/rs6000/aix52.h: Likewise.
7269 * config/rs6000/aix53.h: Likewise.
7270 * config/rs6000/aix61.h: Likewise.
7271 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7272 to the beginning of sysroot paths.
7274 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7276 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7277 INSN_LISTs that are out of the REG_NOTE range.
7279 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7281 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7282 (struct var_to_expand): Likewise.
7283 (struct opt_info): Add head and tail for linked lists of the above.
7284 (analyze_insn_to_expand_var): Initialize next.
7285 (analyze_iv_to_split_insn): Likewise.
7286 (analyze_insns_in_loop): Create linked lists.
7287 (allocate_basic_variable): Simplify for use without hash table.
7288 (insert_var_expansion_initialization): Likewise, make it type-safer.
7289 (combine_var_copies_in_loop_exit): Likewise.
7290 (apply_opt_in_copies): Walk lists rather than hash tables.
7291 (release_var_copies): Simplified and inlined by hand into...
7292 (free_opt_info): ... this function.
7294 2009-06-02 Richard Guenther <rguenther@suse.de>
7296 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7299 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7301 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7302 only for builtins that are not overridden.
7304 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7306 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7309 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7311 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7313 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7315 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7317 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7319 * common.opt (fdump-unnumbered-links): New.
7320 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7321 * print-rtl.c (flag_dump_unnumbered_links): New.
7322 (print_rtx): Test it.
7324 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7326 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7327 push/pop multiple to 8-byte alignment.
7329 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7331 * config/i386/i386.c (queued_cfa_restores): New static variable.
7332 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7334 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7335 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7336 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7337 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7338 note unconditionally.
7339 (ix86_emit_restore_regs_using_mov): Likewise.
7340 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7341 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7342 it through to ix86_emit_restore_reg_using_pop.
7343 (ix86_emit_leave): Add RED_OFFSET argument. Call
7344 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7345 instead of adding REG_CFA_OFFSET note unconditionally.
7346 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7347 the above functions. Call ix86_add_queued_cfa_restore_notes when
7350 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7351 force output of the label even for dwarf2out_do_cfi_asm.
7352 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7353 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7354 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7356 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7357 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7358 dwarf2out_cfi_label callers.
7359 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7360 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7361 Adjust dwarf2out_cfi_label callers.
7362 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7364 * config/i386/i386.h (struct machine_cfa_state,
7365 struct machine_function): Guard with ifndef USED_FOR_TARGET
7366 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7369 * emutls.c (__emutls_get_address): Change arr->size to mean number
7370 of allocated arr->data entries instead of # of slots + 1.
7373 * recog.c (peep2_reinit_state): New function.
7374 (peephole2_init_state): Use it at the end of a basic block and also
7375 when seeing a RTX_FRAME_RELATED_P insn.
7377 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7379 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7380 fixuns_truncrfdi2): New.
7381 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7382 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7383 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7384 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7385 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7386 *recip_approx): Remove.
7387 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7388 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7389 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7391 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7394 2009-06-01 Ian Lance Taylor <iant@google.com>
7396 * attribs.c (register_attribute): Use CONST_CAST.
7397 * collect2.c (main): Use CONST_CAST2.
7398 (scan_prog_file): Likewise.
7399 * gcc.c (process_command, main): Likewise.
7400 * toplev.c (toplev_main): Likewise.
7402 * c-typeck.c (handle_warn_cast_qual): New static function,
7403 partially broken out of build_c_cast.
7404 (build_c_cast): Call handle_warn_cast_qual.
7405 * doc/invoke.texi (Warning Options): Document new effect of
7408 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7410 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7411 (diagnostic_report_current_module): Print columns.
7412 * common.opt (flag_show_column): Enable by default.
7414 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7416 * alias.c (find_base_term): Check for NULL term before returning.
7418 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7420 Revert due to PR40320:
7421 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7422 * calls.c (emit_library_call_value_1): Don't force_operand for move
7425 2009-06-01 Olivier Hainque <hainque@adacore.com>
7426 Eric Botcazou <ebotcazou@adacore.com>
7428 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7429 to be processed as a bitfield for constructor output purposes.
7430 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7432 * varasm.c (oc_local_state): New type, output_constructor
7433 local state to support communication with helpers.
7434 (oc_outer_state): New type, output_constructor outer state of
7435 relevance in recursive calls.
7436 (output_constructor_array_range): New output_constructor helper,
7437 extracted code for an array range element.
7438 (output_constructor_regular_field): New output_constructor helper,
7439 extracted code for an element that is not a bitfield.
7440 (output_constructor_bitfield): New output_constructor helper,
7441 extracted code for a bitfield element. Accept an OUTER state
7442 argument for recursive processing. Recurse on record or array
7443 CONSTRUCTOR values, possibly past noop conversions.
7444 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7445 VALUE is a valid constant-valued expression for use in a static
7446 bit-field initializer.
7447 (output_constructor): Rework to use helpers. Accept and honor an
7448 OUTER state argument for recursive calls. Return total size. Be
7449 prepared for nested constructors initializing bitfields.
7450 (output_constant): Feed OUTER in calls to output_constructor.
7452 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7454 * calls.c (emit_library_call_value_1): Don't force_operand for move
7457 2009-06-01 Nick Clifton <nickc@redhat.com>
7459 * doc/invoke.texi (IA-64 Options): Fix typo.
7461 2009-06-01 Ira Rosen <irar@il.ibm.com>
7463 PR tree-optimization/39129
7464 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7466 (vect_do_peeling_for_loop_bound): Use
7467 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7468 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7469 (vect_loop_versioning): Likewise.
7470 (vect_create_cond_for_alias_checks): Fix indentation.
7471 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7473 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7474 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7475 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7476 "control flow in loop".
7477 (vect_estimate_min_profitable_iters): Use
7478 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7479 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7480 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7481 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7482 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7483 statement belongs to a group of strided accesses with the exact code
7485 (vectorizable_load): Likewise.
7486 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7487 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7489 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7491 * config/freebsd-stdint.h: New file.
7492 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7493 Add freebsd-stdint.h to tm_file.
7495 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7497 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7498 (thumb2_extendhidi2): Likewise.
7500 2009-05-31 Ian Lance Taylor <iant@google.com>
7502 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7504 2009-05-31 Ian Lance Taylor <iant@google.com>
7506 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7507 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7508 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7510 2009-05-31 Jason Merrill <jason@redhat.com>
7512 * tree-pretty-print.c (print_call_name): Take the callee, not the
7513 call itself. Make non-static. Use dump_function_name for functions.
7514 (dump_generic_node): Adjust.
7515 * diagnostic.h: Declare print_call_name.
7516 * gimple-pretty-print.c (dump_gimple_call): Use it.
7518 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7520 * config/sh/sh.md (ashldi3_std): New define_expand.
7523 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7526 * config/sh/sh.c: Include debug.h.
7527 (sh_expand_epilogue): Emit a blockage insn before the frame
7528 pointer adjustment also when dwarf2out_do_frame returns true.
7530 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7532 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7533 (thumb2_extendqidi2): New pattern.
7535 2009-05-31 Ira Rosen <irar@il.ibm.com>
7537 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7538 mark phis for renaming.
7539 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7540 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7541 Call mark_sym_for_renaming.
7542 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7543 * tree-vect-loop.c (vect_transform_loop): Remove
7544 vect_memsyms_to_rename initialization and a call to
7545 mark_set_for_renaming.
7547 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7550 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7551 frame related even if !set_cfa && style < 0.
7553 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7555 * config/i386/mingw-tls.c: New file.
7556 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7557 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7558 defining _WIN32 but not __CYGWIN__.
7560 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7562 * configure.ac: Add MPC support.
7564 * config.in, configure: Regenerate.
7566 2009-05-29 Richard Henderson <rth@redhat.com>
7568 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7569 NOTE_INSN_BASIC_BLOCK.
7570 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7571 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7572 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7574 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7576 (add_cfi): Disable check redefining cfa away from drap.
7577 (lookup_cfa_1): Add remember argument; handle remember/restore.
7578 (lookup_cfa): Pass remember argument.
7579 (cfa_remember): New.
7580 (compute_barrier_args_size_1): Remove sibcall check.
7581 (dwarf2out_frame_debug_def_cfa): New.
7582 (dwarf2out_frame_debug_adjust_cfa): New.
7583 (dwarf2out_frame_debug_cfa_offset): New.
7584 (dwarf2out_frame_debug_cfa_register): New.
7585 (dwarf2out_frame_debug_cfa_restore): New.
7586 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7587 (dwarf2out_begin_epilogue): New.
7588 (dwarf2out_frame_debug_restore_state): New.
7589 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7590 DW_CFA_restore_state.
7591 (output_cfi_directive): Likewise.
7592 (convert_cfa_to_fb_loc_list): Likewise.
7593 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7594 * dwarf2out.h: Update.
7595 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7596 (copy_insn_1): Early out for null.
7597 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7598 and dwarf2out_frame_debug_restore_state.
7599 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7600 (prologue_insn_hash, epilogue_insn_hash): New.
7601 (free_after_compilation): Adjust freeing accordingly.
7602 (record_insns): Create hash table if needed; push insns into
7603 hash instead of array.
7604 (maybe_copy_epilogue_insn): New.
7605 (contains): Search hash table instead of array.
7606 (sibcall_epilogue_contains): Remove.
7607 (thread_prologue_and_epilogue_insns): Split eh_return insns
7608 and mark them as epilogues.
7609 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7610 scanning in terms of basic blocks.
7611 * insn-notes.def (CFA_RESTORE_STATE): New.
7612 * jump.c (returnjump_p_1): Accept EH_RETURN.
7613 (eh_returnjump_p_1, eh_returnjump_p): New.
7614 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7615 CFA_REGISTER, CFA_RESTORE): New.
7616 * rtl.def (EH_RETURN): New.
7617 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7619 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7620 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7622 * config/i386/i386.c (gen_push): Update cfa state.
7623 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7624 add a CFA_ADJUST_CFA note.
7625 (ix86_dwarf_handle_frame_unspec): Remove.
7626 (ix86_expand_prologue): Update cfa state.
7627 (ix86_emit_restore_reg_using_pop): New.
7628 (ix86_emit_restore_regs_using_pop): New.
7629 (ix86_emit_leave): New.
7630 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7631 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7632 * config/i386/i386.h (struct machine_cfa_state): New.
7633 (ix86_cfa_state): New.
7634 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7635 (eh_return_internal): Merge from eh_return_<mode>,
7636 use eh_return rtx, split w/ epilogue.
7638 2009-05-29 Ian Lance Taylor <iant@google.com>
7640 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7642 * calls.c (emit_library_call_value_1): Likewise.
7644 * c-typeck.c (c_build_va_arg): New function.
7645 * c-tree.h (c_build_va_arg): Declare.
7646 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7647 instead of build_va_arg.
7649 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7651 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7652 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7653 (ptr_difference_cost): Use affine combinations to compute it.
7654 (difference_cost): Likewise.
7655 (get_computation_cost_at): Compute more accurate cost for addresses
7656 if the ratio is a multiplier allowed in addresses.
7657 For non-addresses, consider that an additional offset or symbol is
7660 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7662 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7663 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7665 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7666 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7667 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7669 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7670 to 1 for TYPE_SSE{IADD1,CVT1}.
7671 (prefix_vex_imm8): Removed.
7672 (length_vex): Only pass 1 as second argument to
7673 ix86_attr_length_vex_default if prefix_extra is 0.
7674 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7675 (length): For prefix vex computation use length_immediate
7676 attribute instead of prefix_vex_imm8.
7677 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7678 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7679 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7680 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7681 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7682 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7683 a space in between the operands.
7684 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7685 if one operand is 0xff and the other one si, di, bp or sp.
7686 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7687 other one si, di, bp or sp.
7688 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7689 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7690 type and mode attributes.
7691 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7692 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7693 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7694 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7695 prefix_data16 attribute iff MODE_DF.
7696 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7697 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7698 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7699 constm128_operand in length_immediate computation.
7700 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7701 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7702 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7703 length_immediate attribute to 1.
7704 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7705 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7706 for certain alternatives.
7707 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7708 prefix_data16 attribute if MODE_V1DF.
7709 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7710 length_immediate to 1.
7711 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7712 length_address to 4, set mode attribute to MODE_DI.
7713 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7714 (fxam<mode>2_i387): Set length attribute to 4.
7715 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7716 *prefetch_3dnow_rex): Override length_address attribute.
7717 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7719 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7720 (constm128_operand): Removed.
7721 * config/i386/i386.c (memory_address_length): For
7722 disp && !index && !base in 64-bit mode account for SIB byte if
7723 print_operand_address can't optimize disp32 into disp32(%rip)
7724 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7725 for fs: or gs: segment.
7726 (ix86_attr_length_immediate_default): When checking if shortform
7727 is possible, truncate immediate to the length of the non-shortened
7729 (ix86_attr_length_address_default): Ignore MEM_P operands
7731 (ix86_attr_length_vex_default): Only check for DImode on
7732 GENERAL_REG_P operands.
7733 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7734 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7735 (sse_cvttps2pi): Clear prefix_rep attribute.
7736 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7738 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7739 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7740 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7741 iff operand 2 is const_int_operand.
7742 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7743 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7744 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7746 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7748 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7749 prefix_data16 attribute for movlpd and movhpd instructions.
7750 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7751 length_immediate for shufpd instruction.
7752 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7753 (avx_cmpp<avxmodesuffixf2c><mode>3,
7754 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7755 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7756 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7757 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7758 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7759 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7760 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7761 prefix_data16 attribute for the first alternative to 1.
7762 (*avx_loadlps): Override length_immediate for the first alternative.
7763 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7764 attributes for second alternative.
7765 (*vec_concatv2sf_sse4_1): Override length_immediate and
7766 prefix_data16 attributes for second alternative.
7767 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7768 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7769 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7770 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7771 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7772 prefix_data16 and length_immediate to 1.
7773 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7775 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7776 prefix_extra attribute for variants that don't have 0f prefix alone.
7777 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7778 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7779 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7780 *sse4_1_pextrd): Set length_immediate to 1.
7781 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7782 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7784 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7785 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7786 length_immediate to 1 for second alternative.
7787 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7788 prefix_extra and length_immediate attributes for the first
7790 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7792 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7793 to 1 for the first and third alternative.
7794 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7796 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7798 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7800 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7801 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7802 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7803 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7804 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7805 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7806 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7807 ssse3_psign<mode>3): Override prefix_rex attribute.
7808 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7809 (ssse3_palignrti): Override length_immediate to 1.
7810 (ssse3_palignrdi): Override length_immediate to 1, override
7811 prefix_rex attribute.
7812 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7813 (sse4a_extrqi): Override length_immediate to 2.
7814 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7815 (sse4a_insertq): Override prefix_data16 to 0.
7816 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7817 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7818 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7819 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7820 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7821 and length_immediate to 1.
7822 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7823 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7824 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7825 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7826 and length_immediate to 1.
7827 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7828 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7829 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7830 avx_ptest256): Override prefix_extra to 1.
7831 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7832 Override prefix_data16 and length_immediate to 1.
7833 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7834 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7835 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7836 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7837 prefix_data16 to 0 and prefix_extra to 2.
7838 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7839 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7841 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7842 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7843 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7844 and prefix_extra to 2.
7845 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7846 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7847 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7848 avx_vpermilvar<mode>3,
7849 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7850 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7851 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7852 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7853 Override prefix_extra to 1.
7854 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7855 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7856 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7857 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7858 prefix_extra and length_immediate to 1.
7859 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7861 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7862 to 1 for the first alternative.
7863 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7864 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7866 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7867 *movv2sf_internal_avx, *movv2sf_internal): Override
7868 prefix_rep attribute for certain alternatives.
7869 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7870 attributes for certain alternatives.
7871 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7872 attributes for certain alternatives.
7873 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7874 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7875 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7876 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7877 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7878 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7879 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7880 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7881 length_immediate to 1 if operand 2 is const_int_operand.
7882 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7883 *vec_extractv2si_1): Set length_immediate attribute to 1.
7884 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7885 using old 3DNOW insn rather than SSE/3DNOW_A.
7886 (mmx_emms, mmx_femms): Clear modrm attribute.
7888 2009-05-29 Martin Jambor <mjambor@suse.cz>
7890 * tree-sra.c: New implementation of SRA.
7892 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7893 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7894 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7895 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7896 (SRA_MAX_STRUCTURE_COUNT): Removed.
7897 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7898 * doc/invoke.texi (sra-max-structure-size): Removed.
7899 (sra-field-structure-ratio): Removed.
7901 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7904 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7907 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7909 PR rtl-optimization/40101
7910 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7911 seqno. Adjust comment.
7912 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7913 inserting bookkeeping before a jump, the jump is not scheduled.
7914 When no positive seqno found, provide a value. Add comment.
7916 2009-05-29 Richard Guenther <rguenther@suse.de>
7918 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7919 short-cutting on the first component.
7921 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7924 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7925 for trees other than decls/types.
7927 2009-05-29 Richard Guenther <rguenther@suse.de>
7929 * tree-ssa-operands.c (get_expr_operands): Do not handle
7930 INDIRECT_REFs in the handled-component case. Remove
7931 unused get_ref_base_and_extent case.
7932 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7933 tree_low_cst and host_integerp where possible.
7934 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7935 codes for equivalence.
7936 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7938 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7940 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7941 to tmake_file for i[34567]86-*-cygwin*.
7943 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7946 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7947 (altivec_categorize_keyword, init_vector_keywords,
7948 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7951 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7953 * tree.c (handle_dll_attribute): Check if node is
7954 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7956 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7958 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7960 (thumb2_zero_extendqidi2): Likewise.
7962 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7964 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7965 instead of gen_movrt.
7966 * config/sh/sh.md (movrt): Remove.
7968 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7970 * doc/invoke.texi (IA-64 Options):
7971 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7972 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7973 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7974 -msched-prefer-non-control-spec-insns,
7975 -msched-stop-bits-after-every-cycle,
7976 -msched-count-spec-in-critical-path,
7977 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7978 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7979 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7980 and -msched-spec-verbose.
7982 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7984 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7985 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7987 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7989 2009-05-28 Richard Guenther <rguenther@suse.de>
7991 * tree-ssa-alias.c (ao_ref_init): New function.
7992 (ao_ref_base): Likewise.
7993 (ao_ref_base_alias_set): Likewise.
7994 (ao_ref_alias_set): Likewise.
7995 (refs_may_alias_p_1): Change signature.
7996 (refs_may_alias_p): Adjust.
7997 (refs_anti_dependent_p): Likewise.
7998 (refs_output_dependent_p): Likewise.
7999 (call_may_clobber_ref_p_1): Change signature.
8000 (call_may_clobber_ref_p): Adjust.
8001 (stmt_may_clobber_ref_p_1): New function split out from ...
8002 (stmt_may_clobber_ref_p): ... here.
8003 (maybe_skip_until): Adjust signature.
8004 (get_continuation_for_phi): Likewise.
8005 (walk_non_aliased_vuses): Likewise.
8006 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8007 (ao_ref_init): Declare.
8008 (ao_ref_base): Likewise.
8009 (ao_ref_alias_set): Likewise.
8010 (stmt_may_clobber_ref_p_1): Likewise.
8011 (walk_non_aliased_vuses): Adjust.
8012 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8013 (get_ref_from_reference_ops): remove.
8014 (vn_reference_lookup_2): Adjust signature.
8015 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8016 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8017 (vn_reference_lookup): Adjust.
8018 (vn_reference_insert): Likewise.
8019 (vn_reference_insert_pieces): Adjust signature.
8020 (visit_reference_op_call): Adjust.
8021 * tree-ssa-pre.c (get_expr_type): Simplify.
8022 (phi_translate_1): Adjust.
8023 (compute_avail): Likewise.
8024 (translate_vuse_through_block): Do not re-build trees.
8025 (value_dies_in_block_x): Likewise.
8026 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8028 (vn_reference_lookup_pieces): Adjust declaration.
8029 (vn_reference_insert_pieces): Likewise.
8031 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8033 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8034 with checking disabled.
8036 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8040 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8041 macro definition for support of three-operand format aligned
8042 .comm directive in assembler on cygwin/pe/mingw target OS.
8043 * configure: Regenerate.
8044 * config.h: Regenerate.
8046 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8047 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8048 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8050 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8051 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8053 2009-05-28 Ira Rosen <irar@il.ibm.com>
8055 PR tree-optimization/40254
8056 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8057 in analysis of basic blocks.
8059 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8062 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8063 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8064 (TARGET_INITIALIZER): Use it.
8065 * cse.c (CHEAPER): Move it up to the other macros.
8066 (insert): Rename this ...
8067 (insert_with_costs): ... to this. Add cost parameters. Update
8069 (insert): New function. Call insert_with_costs.
8070 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8071 find_reg_offset_for_const, try_const_anchors): New functions.
8072 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8073 when using a const-anchor. Call insert_const_anchors.
8074 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8075 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8077 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8079 * tree-inline.c (remap_decls): Enable nonlocalized variables
8080 when not optimizing.
8082 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8084 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8085 Simplify other tests involving optimize.
8087 2009-05-27 Tom Tromey <tromey@redhat.com>
8089 * unwind-dw2.c (_Unwind_DebugHook): New function.
8090 (uw_install_context): Call _Unwind_DebugHook.
8092 2009-05-27 Tom Tromey <tromey@redhat.com>
8094 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8096 2009-05-27 Ian Lance Taylor <iant@google.com>
8098 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8099 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8100 (ALL_LINKERFLAGS): Define.
8101 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8102 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8103 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8104 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8105 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8106 $(LINKER_FOR_BUILD).
8107 (build/gcov-iov$(build_exeext)): Likewise.
8109 2009-05-27 Julian Brown <julian@codesourcery.com>
8111 * gcse.c (target.h): Include.
8112 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8113 copy of argument to a pseudo register.
8115 2009-05-27 Diego Novillo <dnovillo@google.com>
8117 * tree-ssa-live.c (dump_scope_block): Document arguments.
8118 (dump_scope_blocks): Document.
8119 (debug_scope_blocks): New.
8120 * tree-flow.h (debug_scope_blocks): Declare.
8122 2009-05-21 Denis Chertykov <denisc@overta.ru>
8124 * doc/contrib.texi (Contributors): Add myself to the list.
8126 2009-05-27 Olivier Hainque <hainque@adacore.com>
8128 * expr.c (target_align): New function. Alignment the TARGET of an
8129 assignment may be assume to have.
8130 (highest_pow2_factor_for_target): Use it instead of relying on
8131 immediate tree attributes of TARGET, not necessarily honored when
8132 intermediate bitfields are involved.
8134 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8137 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8138 AVX, SSE4, AES, PCLMUL and POPCNT.
8140 2009-05-27 Diego Novillo <dnovillo@google.com>
8142 * tree-pretty-print.c (dump_location): New.
8143 (dump_generic_node): Call it.
8144 Factor code to handle BLOCK nodes ...
8145 (dump_block_node): ... here.
8147 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8149 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8151 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8153 * gcc-plugin.h: Include config.h and system.h.
8154 (IN_GCC): Define if not defined.
8156 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8159 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8162 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8164 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8166 * config/m32r/m32r.h: Ditto.
8167 * config/m32r/m32r.md: Ditto.
8168 * config/m32r/predicates.md: Ditto.
8170 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8172 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8174 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8177 (Loading plugins): typo.
8178 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8179 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8180 (Interacting with the GCC Garbage Collector): Added new section.
8181 (Giving information about a plugin): Added new section for
8183 * ggc.h (ggc_register_root_tab): Added declaration.
8184 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8185 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8186 (register_callback): Improved comment in declaration.
8187 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8188 (extra_root_vec) Added static variable for dynamic roots registration.
8189 (ggc_register_root_tab) Added new routine.
8190 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8191 PLUGIN_GGC_MARKING event.
8192 * ggc-zone.c: Include plugin.h.
8193 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8194 * ggc-page.c: Include plugin.h.
8195 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8196 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8197 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8198 (register_callback): check lack of callbacks for
8199 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8200 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8201 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8202 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8203 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8204 dependency on plugin.h.
8205 (plugin.o): Added dependency on ggc.h...
8207 2009-05-26 Richard Guenther <rguenther@suse.de>
8211 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8212 with mismatched comparison modes.
8214 * expr.c (expand_expr_real_1): Expand the operand of a
8215 VIEW_CONVERT_EXPR in its natural mode.
8217 2009-05-26 Ian Lance Taylor <iant@google.com>
8219 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8220 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8221 (ALL_COMPILERFLAGS): Define.
8222 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8223 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8224 (collect2$(exeext), collect2.o): Likewise.
8225 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8226 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8227 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8228 (libbackend.o, intl.o, cppdefault.o): Likewise.
8229 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8230 (build/%.o): Use $(COMPILER_FOR_BUILD).
8231 (build/gen%$(build_exeext)): Likewise.
8232 (build/gcov-iov$(build_exeext)): LIkewise.
8233 * config/t-darwin (darwin.o): Use $(COMPILER).
8234 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8235 * config/t-sol2 (sol2-c.o): Likewise.
8237 * config/t-vxworks (vxworks.o): Likewise.
8238 * config/x-darwin (host-darwin.o): Likewise.
8239 * config/x-hpux (host-hpux.o): Likewise.
8240 * config/x-linux (host-linux.o): Likewise.
8241 * config/x-solaris (host-solaris.o): Likewise.
8242 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8243 * config/arm/t-arm (arm-c.o): Likewise.
8244 * config/arm/t-pe (pe.o): Likewise.
8245 * config/arm/t-wince-pe (pe.o): Likewise.
8246 * config/i386/t-cygming (winnt.o): Likewise.
8247 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8248 * config/i386/t-cygwin (cygwin1.o): Likewise.
8249 (cygwin2.o): Likewise.
8250 * config/i386/t-i386 (i386-c.o): Likewise.
8251 * config/i386/t-interix (winnt.o): Likewise.
8252 * config/i386/t-netware (netware.o): Likewise.
8253 * config/i386/t-nwld (nwld.o): Likewise.
8254 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8255 * config/i386/x-i386 (driver-i386.o): Likewise.
8256 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8257 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8258 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8259 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8260 * config/mips/x-native (driver-native.o): Likewise.
8261 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8262 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8263 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8264 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8265 * config/score/t-score-elf (score7.o): Likewise.
8266 (score3.o): Likewise.
8267 * config/sh/t-sh (sh-c.o): Likewise.
8268 * config/sh/t-symbian (sh-c.o): Likewise.
8269 (symbian.o): Likewise.
8270 * config/spu/t-spu-elf (spu-c.o): Likewise.
8271 * config/v850/t-v850 (v850-c.o): Likewise.
8272 * config/v850/t-v850e (v850-c.o): Likewise.
8274 2009-05-26 Richard Guenther <rguenther@suse.de>
8276 PR tree-optimization/40122
8277 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8278 VECTOR_CSTs if possible.
8279 (fold_gimple_assign): Likewise.
8281 2009-05-26 Richard Guenther <rguenther@suse.de>
8284 * fold-const.c (fold_binary): Use the correct types for building
8287 2009-05-26 Richard Guenther <rguenther@suse.de>
8289 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8290 redundant calls to merge_alias_info.
8291 (bump_vector_ptr): Likewise.
8292 * tree-ssa-copy.c (merge_alias_info): Remove.
8293 (replace_exp_1): Remove call to merge_alias_info.
8294 (propagate_tree_value): Likewise.
8295 (fini_copy_prop): Propagate points-to info.
8296 * tree-flow.h (merge_alias_info): Remove.
8298 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8300 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8302 2009-05-25 Jan Hubicka <jh@suse.cz>
8304 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8305 * cgraph.h (struct inline_summary): New filed self_wize,
8306 size_inlining_benefit, self_time and time_inlining_benefit.
8307 (struct cgraph_global_info): Replace insns by time ans size fields.
8308 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8309 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8310 (ipcp_update_callgraph): Do not touch function bodies.
8311 * ipa-inline.c: Include except.h
8312 (MAX_TIME): New constant.
8313 (overall_insns): Remove.
8315 (overall_size, max_benefit): New static variables.
8316 (cgraph_estimate_time_after_inlining): New function.
8317 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8318 (cgraph_clone_inlined_nodes): Update size.
8319 (cgraph_mark_inline_edge): Update size.
8320 (cgraph_estimate_growth): Use size info.
8321 (cgraph_check_inline_limits): Check size.
8322 (cgraph_default_inline_p): Likewise.
8323 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8324 (cgraph_decide_recursive_inlining): Check size.
8325 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8327 (cgraph_decide_inlining): Likewise.
8328 (cgraph_decide_inlining_incrementally): Likewise; honor
8329 PARAM_EARLY_INLINING_INSNS.
8330 (likely_eliminated_by_inlining_p): New predicate.
8331 (estimate_function_body_sizes): New function.
8332 (compute_inline_parameters): Use it.
8333 * except.c (must_not_throw_labels): New function.
8334 * except.h (must_not_throw_labels): Declare.
8335 * tree-inline.c (init_inline_once): Kill inlining_weigths
8336 * tree-ssa-structalias.c: Avoid uninitialized warning.
8337 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8338 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8339 (PARAM_INLINE_CALL_COST): Remove.
8340 (PARAM_EARLY_INLINING_INSNS): New.
8342 2009-05-25 Richard Guenther <rguenther@suse.de>
8344 PR tree-optimization/36327
8345 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8346 callback for reference translation or lookup at the point of may-defs.
8347 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8348 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8349 for union COMPONENT_REFs.
8350 (vn_reference_lookup_3): New callback. Lookup from memset
8351 and CONSTRUCTOR assignment, translate through struct copies.
8352 (vn_reference_lookup_pieces): Make sure to not free the
8353 passed operands array. Adjust walk_non_aliased_vuses call.
8354 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8355 make sure we do not leak memory.
8357 2009-05-25 Richard Guenther <rguenther@suse.de>
8359 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8360 * tree-inline.c (expand_call_inline): Reset the escaped and
8362 * tree-ssa-structalias.c (pass_build_ealias): New.
8363 * tree-pass.h (pass_build_ealias): Declare.
8364 * passes.c (init_optimization_passes): Add PTA during
8365 early optimizations.
8366 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8367 and CALLUSED solutions.
8368 (dump_points_to_solution): New function, split out from ...
8369 (dump_points_to_info_for): ... here.
8370 * tree-parloops.c (parallelize_loops): Reset the escaped and
8373 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8376 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8377 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8379 2009-05-25 Ira Rosen <irar@il.ibm.com>
8381 PR tree-optimization/40238
8382 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8383 statements after basic block's labels.
8384 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8385 to free the allocated memory.
8387 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8389 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8390 return address with a USE.
8392 2009-05-24 Richard Guenther <rguenther@suse.de>
8395 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8396 array type from the main variant of the inner type.
8398 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8400 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8401 definition to bool (from int) to un-break build.
8402 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8404 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8406 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8407 discard_stmt_changes): Delete.
8408 * tree-ssa-operands.c (scb_stack): Delete.
8409 (init_ssa_operands): Do not initialize it.
8410 (fini_ssa_operands): Do not free it.
8411 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8413 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8414 update_stmt, remove the others. Fix comments.
8415 * tree-dfa.c (optimize_stack_restore): Likewise.
8416 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8417 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8418 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8419 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8421 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8422 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8423 (dom_opt_finalize_block): Likewise, adjusting access to
8425 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8426 (stmts_to_rescan): Change item type to gimple.
8427 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8429 2009-05-24 Ira Rosen <irar@il.ibm.com>
8431 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8432 * tree-pass.h (pass_slp_vectorize): New pass.
8433 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8434 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8435 * tree-vectorizer.c (timevar.h): Include.
8436 (user_vect_verbosity_level): Declare.
8437 (vect_location): Fix comment.
8438 (vect_set_verbosity_level): Update user_vect_verbosity_level
8439 instead of vect_verbosity_level.
8440 (vect_set_dump_settings): Add an argument. Ignore user defined
8441 verbosity if dump flags require higher level of verbosity. Print to
8442 stderr only for loop vectorization.
8443 (vectorize_loops): Update call to vect_set_dump_settings.
8444 (execute_vect_slp): New function.
8445 (gate_vect_slp): Likewise.
8446 (struct gimple_opt_pass pass_slp_vectorize): New.
8447 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8449 (vec_info_for_bb): New function.
8450 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8451 (VECTORIZATION_ENABLED): New macro.
8452 (SLP_ENABLED, SLP_DISABLED): Likewise.
8453 (vect_is_simple_use): Add bb_vec_info argument.
8454 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8455 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8456 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8457 vect_schedule_slp, vect_analyze_slp): Likewise.
8458 (vect_analyze_stmt): Add slp_tree argument.
8459 (find_bb_location): Declare.
8460 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8461 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8462 (vect_analyze_loop_operations, vect_analyze_loop,
8463 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8464 vect_finalize_reduction, vectorizable_reduction,
8465 vectorizable_live_operation, vect_transform_loop): Likewise.
8466 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8467 skip evolution analysis if analyzing a basic block.
8468 (dr_analyze_indices): Likewise.
8469 (initialize_data_dependence_relation): Skip the test whether the
8470 object is invariant for basic blocks.
8471 (compute_all_dependences): Skip dependence analysis for data
8472 references in basic blocks.
8473 (find_data_references_in_stmt): Don't fail in case of invariant
8474 access in basic block.
8475 (find_data_references_in_bb): New function.
8476 (find_data_references_in_loop): Move code to
8477 find_data_references_in_bb and add a call to it.
8478 (compute_data_dependences_for_bb): New function.
8479 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8480 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8482 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8483 unknown dependence in basic block and fail in case of dependence in
8485 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8486 dependence instances from either loop or basic block vectorization
8488 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8489 before calling nested_in_vect_loop_p.
8490 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8491 dependence instances from either loop or basic block vectorization
8493 (vect_verify_datarefs_alignment): Likewise.
8494 (vect_enhance_data_refs_alignment): Adjust function calls.
8495 (vect_analyze_data_refs_alignment): Likewise.
8496 (vect_analyze_group_access): Fix printing. Skip different checks if
8497 DR_STEP is 0. Keep strided stores either in loop or basic block
8498 vectorization data structure. Fix indentation.
8499 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8501 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8502 dependence instances from either loop or basic block vectorization
8504 (vect_analyze_data_refs): Update comment. Call
8505 compute_data_dependences_for_bb to analyze basic blocks.
8506 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8507 case of loop vectorization. In case of basic block vectorization use
8508 data-ref itself as a base.
8509 (vect_create_data_ref_ptr): In case of basic block vectorization:
8510 don't advance the pointer, add new statements before the current
8511 statement. Adjust function calls.
8512 (vect_supportable_dr_alignment): Support only aligned accesses in
8513 basic block vectorization.
8514 * common.opt (ftree-slp-vectorize): New flag.
8515 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8516 (vect_pattern_recog_1): Likewise.
8517 * tree-vect-stmts.c (process_use): Likewise.
8518 (vect_init_vector): Add new statements in the beginning of the basic
8519 block in case of basic block SLP.
8520 (vect_get_vec_def_for_operand): Adjust function calls.
8521 (vect_finish_stmt_generation): Likewise.
8522 (vectorizable_call): Add assert that it is loop vectorization, adjust
8524 (vectorizable_conversion, vectorizable_assignment): Likewise.
8525 (vectorizable_operation): In case of basic block SLP, take
8526 vectorization factor from statement's type and skip the relevance
8527 check. Adjust function calls.
8528 (vectorizable_type_demotion): Add assert that it is loop
8529 vectorization, adjust function calls.
8530 (vectorizable_type_promotion): Likewise.
8531 (vectorizable_store): Check for outer loop only in case of loop
8532 vectorization. Adjust function calls. For basic blocks, skip the
8533 relevance check and don't advance pointers.
8534 (vectorizable_load): Likewise.
8535 (vectorizable_condition): Add assert that it is loop vectorization,
8536 adjust function calls.
8537 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8538 that it is not reduction, get vector type, call only supported
8539 functions, skip loop specific parts.
8540 (vect_transform_stmt): Check for outer loop only in case of loop
8542 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8543 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8544 for external definition.
8545 * passes.c (pass_slp_vectorize): New pass.
8546 * tree-vect-slp.c (find_bb_location): New function.
8547 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8548 check for patterns only in loops.
8549 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8550 case of multiple types in basic block SLP.
8551 (vect_mark_slp_stmts_relevant): New function.
8552 (vect_supported_load_permutation_p): Fix comment.
8553 (vect_analyze_slp_instance): Add argument. In case of basic block
8554 SLP, take vectorization factor from statement's type, check that
8555 unrolling factor is 1. Adjust function call. Save SLP instance in
8556 either loop or basic block vectorization structure. Return FALSE,
8558 (vect_analyze_slp): Add argument. Get strided stores groups from
8559 either loop or basic block vectorization structure. Return FALSE
8560 if basic block SLP failed.
8561 (new_bb_vec_info): New function.
8562 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8563 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8564 (vect_schedule_slp): Add argument. Get SLP instances from either
8565 loop or basic block vectorization structure. Set vectorization factor
8566 to be 1 for basic block SLP.
8567 (vect_slp_transform_bb): New function.
8568 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8570 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8572 * final.c (shorten_branches): Do not align labels for jump tables.
8573 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8575 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8577 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8578 Remove outdated reference to flow.c and fix nits.
8579 * doc/gccint.texi: Tweak RTL description.
8580 * doc/rtl.texi: Likewise.
8582 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8584 * config/avr/avr.c: Change my email address.
8585 * config/avr/avr.h: Likewise.
8586 * config/avr/avr.md: Likewise.
8587 * config/avr/avr-protos.h: Likewise.
8588 * config/avr/libgcc.S: Likewise.
8590 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8592 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8593 (spu_split_load, spu_split_store): Change return type to int.
8594 (spu_split_convert): Declare.
8595 * config/spu/predicates.md (spu_mem_operand): Remove.
8596 (spu_mov_operand): Update.
8597 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8598 * config/spu/spu.c (regno_aligned_for_load): Remove.
8599 (reg_aligned_for_addr, spu_expand_load): Define.
8600 (spu_expand_extv): Reimplement and handle MEM.
8601 (spu_expand_insv): Handle MEM.
8602 (spu_sched_reorder): Handle insn's with length 0.
8603 (spu_legitimate_address_p): Reimplement.
8604 (store_with_one_insn_p): Return TRUE for any mode with size
8605 larger than 16 bytes.
8606 (address_needs_split): Define.
8607 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8609 (spu_convert_move): Define.
8610 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8611 (spu_split_store): Change all MEM's to TImode.
8612 (spu_init_expanders): Preallocate registers that correspond to
8613 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8615 (spu_split_convert): Define.
8616 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8617 (_move<mode>, _movdi, _movti): Update predicate and condition.
8618 (load, store): Change to define_split.
8619 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8621 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8622 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8623 define_insn_and_split of lshr<mode>3.
8624 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8625 (<v>ashr<mode>3_imm): Define.
8626 (extv, extzv, insv): Allow MEM operands.
8627 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8628 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8629 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8630 (_spu_convert2): Change to define_insn_and_split and remove the
8631 corresponding define_peephole2.
8632 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8633 Change predicates to memory_operand.
8635 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8637 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8639 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8641 PR tree-optimization/40219
8642 * tree.c (iterative_hash_expr): Make sure the builtin function is
8643 a normal builtin function and not a front end or back end builtin
8644 before indexing into the built_in_decls array.
8646 2009-05-22 Richard Guenther <rguenther@suse.de>
8649 * alias.c (write_dependence_p): Do not use TBAA for answering
8650 anti-dependence or output-dependence.
8651 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8652 (emit_pointer_definition): Remove.
8653 (emit_alias_warning): Likewise.
8654 (find_what_var_points_to): Remove TBAA pruning code.
8655 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8657 (compute_points_to_sets): Remove code computing the set of
8658 dereferenced pointers.
8659 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8660 oracle for querying anti and output dependencies.
8661 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8662 if TBAA may be applied.
8663 (refs_anti_dependent_p): New function.
8664 (refs_output_dependent_p): Likewise.
8665 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8666 (refs_output_dependent_p): Likewise.
8667 * doc/tree-ssa.texi (Memory model): New section.
8668 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8669 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8670 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8671 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8672 * expr.c (expand_expr_real_1): Likewise.
8673 * gimple-low.c (lower_stmt): Likewise.
8674 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8675 (dump_gimple_cdt): Remove.
8676 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8677 (gimple_size): Likewise.
8678 (walk_gimple_op): Likewise.
8679 (is_gimple_stmt): Likewise.
8680 (walk_stmt_load_store_addr_ops): Likewise.
8681 (gimple_build_cdt): Remove.
8682 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8683 * gimple.h (gimple_cdt_new_type): Remove.
8684 (gimple_cdt_new_type_ptr): Likewise.
8685 (gimple_cdt_set_new_type): Likewise.
8686 (gimple_cdt_location): Likewise.
8687 (gimple_cdt_location_ptr): Likewise.
8688 (gimple_cdt_set_location): Likewise.
8689 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8690 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8691 GIMPLE_CHANGE_DYNAMIC_TYPE.
8692 (verify_types_in_gimple_stmt): Likewise.
8693 * tree-inline.c (estimate_num_insns): Likewise.
8694 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8695 (copy_decl_to_var): Likewise.
8696 (copy_result_decl_to_var): Likewise.
8697 * tree-pretty-print.c (dump_generic_node): Do not handle
8698 CHANGE_DYNAMIC_TYPE_EXPR.
8699 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8700 * tree-ssa-operands.c (get_expr_operands): Likewise.
8701 * tree-ssa-structalias.c (struct variable_info): Remove
8702 no_tbaa_pruning member.
8703 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8704 (unify_nodes): Do not copy it.
8705 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8706 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8707 (set_uids_in_ptset): Do not check it.
8708 (find_what_var_points_to): Likewise.
8709 (compute_tbaa_pruning): Remove.
8710 (compute_points_to_sets): Do not call it.
8711 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8712 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8713 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8714 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8715 (DECL_NO_TBAA_P): Likewise.
8716 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8717 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8718 (expand_omp_atomic_pipeline): Do not set it.
8719 * print-tree.c (print_node): Do not dump it.
8720 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8723 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8726 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8729 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8731 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8734 2009-05-22 Ben Elliston <bje@au.ibm.com>
8736 * Makefile.in (bversion.h, s-bversion): New targets.
8737 (TOPLEV_H): Add bversion.h.
8738 * toplev.h: Include "bversion.h".
8739 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8740 the __format__ attribute only if compiling with the same version
8741 of GCC as the sources (the "build version").
8743 2009-05-22 Ben Elliston <bje@au.ibm.com>
8745 * c-format.c (handle_format_attribute): Fix comment typo.
8747 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8750 * config/ia64/ia64.opt (mfused-madd): New.
8751 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8752 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8753 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8754 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8755 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8756 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8757 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8758 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8759 instruction if !TARGET_FUSED_MADD.
8760 (fpma, fpms): Remove colon from name.
8762 2009-05-22 Richard Guenther <rguenther@suse.de>
8764 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8765 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8766 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8768 (create_expression_by_pieces): Only convert if necessary.
8769 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8770 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8772 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8774 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8775 regular pattern from a template and rename it ...
8776 (*extzv_truncsi_exts): ... to this.
8778 2009-05-21 Richard Guenther <rguenther@suse.de>
8780 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8781 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8782 (cgraph_default_inline_p): Likewise.
8783 (cgraph_decide_inlining_incrementally): Likewise.
8785 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8786 Uros Bizjak <ubizjak@gmail.com>
8788 * config/i386/cpuid.h (bit_MOVBE): New.
8790 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8792 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8793 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8794 (ix86_handle_option): Handle OPT_mmovbe.
8795 (ix86_target_string): Add -mmovbe.
8796 (pta_flags): Add PTA_MOVBE.
8797 (processor_alias_table): Add PTA_MOVBE to "atom".
8798 (override_options): Handle PTA_MOVBE.
8800 * config/i386/i386.h (TARGET_MOVBE): New.
8802 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8803 (*bswapsi_movbe): New.
8804 (*bswapdi_movbe): Likewise.
8805 (bswapdi2): Renamed to ...
8807 (bswapdi2): New expander.
8809 * config/i386/i386.opt (mmovbe): New.
8811 * doc/invoke.texi: Document -mmovbe.
8813 2009-05-21 Taras Glek <tglek@mozilla.com>
8815 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8816 * gcc-plugin.h (plugin_init): Updated signature.
8817 * gcc-plugin.h (plugin_name_args): Moved to this header.
8818 * doc/plugins.texi (plugin_init): Updated documention to reflect
8820 * doc/plugins.texi (plugin_name_args): Added to documention.
8822 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8824 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8825 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8827 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8829 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8830 JUMP_TABLE_DATA_P predicates where applicable.
8831 * config/i386/predicates.md: Ditto.
8832 * config/i386/sse.md: Ditto.
8834 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8836 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8837 operand2 -128 override length_immediate attribute to 1.
8838 * config/i386/predicates.md (constm128_operand): New predicate.
8840 * config/i386/i386.c (memory_address_length): Handle %r12
8841 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8843 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8844 mode look through optional ZERO_EXTEND and SUBREG.
8845 * config/i386/i386.md (R12_REG): New define_constant.
8846 (prefix_data16): For sse unit set also for MODE_TI insns.
8847 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8848 insns set if operand 1 is ext_QIreg_operand.
8849 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8850 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8852 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8853 mode from MODE_DI to MODE_SI.
8854 (movdi_1_rex64): Override modrm and length_immediate attributes
8855 only for movabs (TYPE_IMOV, alternative 2).
8856 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8857 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8858 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8859 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8860 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8861 prefix_rex attribute if DImode.
8862 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8863 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8864 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8865 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8866 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8867 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8868 Likewise. For TYPE_IMOV clear length_immediate attribute.
8869 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8870 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8871 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8872 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8873 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8874 or one operand TYPE_ISHIFT.
8875 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8876 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8877 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8878 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8879 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8880 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8881 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8882 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8883 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8884 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8885 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8886 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8887 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8888 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8889 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8890 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8891 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8892 set mode attribute, don't override length attribute.
8893 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8895 (return_internal_long): Set length attribute to 2 instead of 1.
8896 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8897 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8898 prefix_rex attribute.
8899 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8901 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8903 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8905 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8907 2009-05-20 Ian Lance Taylor <iant@google.com>
8909 * tree.c (build_tree_list_vec_stat): New function.
8910 (ctor_to_vec): New function.
8911 (build_nt_call_vec): New function.
8912 (build_call_array): Change args to be a const pointer.
8913 (build_call_vec): New function.
8914 * tree.h (build_nt_call_vec): Declare.
8915 (build_tree_list_vec_stat): Declare.
8916 (build_tree_list_vec): Define.
8917 (build_call_array): Update declaration.
8918 (build_call_vec): Declare.
8919 (ctor_to_vec): Declare.
8920 * c-common.c (tree_vector_cache): New static variable.
8921 (make_tree_vector): New function.
8922 (release_tree_vector): New function.
8923 (make_tree_vector_single): New function.
8924 (make_tree_vector_copy): New function.
8925 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8926 (make_tree_vector_single, make_tree_vector_copy): Declare.
8927 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8928 (c_parser_expr_list): Don't manage cache here, instead call
8930 (c_parser_release_expr_list): Remove static function.
8931 (c_parser_vec_to_tree_list): Remove static function.
8932 (c_parser_attributes): Call build_tree_list_vec instead of
8933 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8934 c_parser_release_expr_list.
8935 (c_parser_postfix_expression_after_primary): Likewise.
8936 (c_parser_objc_keywordexpr): Likewise.
8938 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8940 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8941 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8942 TARGET_CONVERT_TO_TYPE.
8943 * hooks.c (hook_tree_const_tree_null): Define.
8944 * hooks.h (hook_tree_const_tree_null): Declare.
8945 * target.h (struct gcc_target): Add invalid_parameter_type,
8946 invalid_return_type, promoted_type, and convert_to_type fields.
8947 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8948 (TARGET_INVALID_RETURN_TYPE): Define.
8949 (TARGET_PROMOTED_TYPE): Define.
8950 (TARGET_CONVERT_TO_TYPE): Define.
8951 (TARGET_INITIALIZER): Update for new fields.
8952 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8953 (grokparms): Check targetm.invalid_parameter_type.
8954 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8955 * c-convert.c (convert): Check targetm.convert_to_type.
8957 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8959 * config/mips/mips.md (*extenddi_truncate<mode>,
8960 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8962 (*extendhi_truncateqi): New define_insn_and_sptit.
8964 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8967 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8968 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8970 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8972 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8973 the operand of VIEW_CONVERT_EXPR.
8975 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8977 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8978 extended family and model for Intel processors. Support Intel Atom.
8980 2009-05-20 Olivier Hainque <hainque@adacore.com>
8982 * gstab.h (stab_code_type): Define, to be used instead of the
8983 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8985 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8986 occurrences by stab_code_type.
8987 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8989 2009-05-20 Martin Jambor <mjambor@suse.cz>
8991 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8992 (sra_insert_before): Likewise.
8993 (sra_insert_after): Likewise.
8994 (sra_init_cache): Likewise.
8995 (sra_type_can_be_decomposed_p): Likewise.
8996 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8997 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8998 (sra_insert_before): Likewise.
8999 (sra_insert_after): Likewise.
9000 (sra_init_cache): Likewise.
9001 (insert_edge_copies_seq): Made static and moved upwards.
9003 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9006 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9008 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9009 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9012 2009-05-20 Richard Guenther <rguenther@suse.de>
9014 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9015 with mismatched comparison modes.
9017 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9019 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9020 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9021 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9022 with shifts for Thumb2.
9023 (orsi_notsi): New for orn.
9024 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9025 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9026 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9027 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9028 Don't invert remainder for IOR.
9030 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9032 PR tree-optimization/40087
9033 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9034 number_of_iterations_ne): Rename never_infinite argument.
9035 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9036 number_of_iterations_le): Handle pointer-type ivs when
9037 exit_must_be_taken is false.
9038 (number_of_iterations_cond): Do not always assume that
9039 exit_must_be_taken if the control variable is a pointer.
9041 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9043 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9044 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9046 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9048 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9049 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9051 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9054 * c.opt (Wlogical-op): Disabled by default.
9055 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9057 * doc/invoke.texi (Wlogical-op): Likewise.
9059 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9061 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9063 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9064 Propagate the type of the first operand.
9065 <ASSERT_EXPR>: Simplify.
9066 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9067 Rewrite using the RHS code as discriminant.
9068 <NOP_EXPR>: Turn into CASE_CONVERT.
9069 <PLUS_EXPR>: Propagate the type of the first operand.
9071 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9073 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9074 (ia64_dconst_0_375): New.
9075 * config/ia64/ia64.c (ia64_override_options): Remove
9076 -minline-sqrt-min-latency warning.
9077 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9078 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9079 * config/ia64/ia64.md (*sqrt_approx): Remove.
9080 (sqrtsf2): Remove #if 0.
9081 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9082 (sqrtdf): Remove assert.
9083 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9084 (sqrtxf2): Remove #if 0.
9085 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9086 * div.md (sqrt_approx_rf): New.
9087 (sqrtsf2_internal_thr): New implementation.
9088 (sqrtsf2_internal_lat): New.
9089 (sqrtdf2_internal_thr: New implementation.
9090 (sqrtxf2_internal): New implementation.
9092 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9093 Hans-Peter Nilsson <hp@axis.com>
9095 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9096 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9097 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9098 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9099 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9100 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9101 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9102 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9103 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9104 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9105 * c-common.c: ...from here.
9107 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9109 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9111 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9113 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9115 2009-05-19 Ben Elliston <bje@au.ibm.com>
9117 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9118 assignments with memcpy calls.
9119 (add_fdes): Likewise.
9120 (binary_search_unencoded_fdes): Likewise.
9121 (linear_search_fdes): Eliminate type puns.
9123 2009-05-19 Richard Guenther <rguenther@suse.de>
9125 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9126 not falsely claim to have propagated into all uses.
9128 2009-05-19 Ben Elliston <bje@au.ibm.com>
9130 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9133 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9135 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9136 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9137 (TARGET_LEGITIMATE_ADDRESS_P): New.
9138 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9139 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9141 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9144 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9145 child of the containing namespace's DIE.
9147 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9149 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9150 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9151 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9154 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9157 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9158 gen_align with gen_pad.
9159 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9160 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9162 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9163 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9165 * config/i386/i386.md (align): Renamed to ...
9166 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9167 ASM_OUTPUT_MAX_SKIP_PAD.
9169 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9171 * config.gcc: Fix variable syntax.
9174 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9175 before calling exact_log2.
9176 (output_iorsi3): Likewise.
9177 (output_xorsi3): Likewise.
9179 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9181 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9182 for the none zero constant operand except for EQ and NE
9183 comprisons even when the first operand is R0.
9185 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9187 * config/s390/2064.md: Remove trailing whitespaces.
9188 * config/s390/2084.md: Likewise.
9189 * config/s390/constraints.md: Likewise.
9190 * config/s390/fixdfdi.h: Likewise.
9191 * config/s390/libgcc-glibc.ver: Likewise.
9192 * config/s390/s390-modes.def: Likewise.
9193 * config/s390/s390-protos.h: Likewise.
9194 * config/s390/s390.c: Likewise.
9195 * config/s390/s390.h: Likewise.
9196 * config/s390/s390.md: Likewise.
9197 * config/s390/tpf-unwind.h: Likewise.
9199 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9201 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9203 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9206 * configure.ac (m68k-*-*): Check if binutils support TLS.
9207 * configure: Regenerate.
9208 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9209 * config/m68k/constraints.md (Cu): New constraint.
9210 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9211 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9212 (movsi): Handle TLS symbols.
9213 (addsi3_5200): Handle XTLS symbols, indent.
9214 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9215 (m68k_tls_reference_p): Declare.
9216 (m68k_legitimize_address): Declare.
9217 (m68k_unwrap_symbol): Declare.
9218 * config/m68k/m68k.opt (mxtls): New option.
9219 * config/m68k/m68k.c (ggc.h): Include.
9220 (m68k_output_dwarf_dtprel): Implement hook.
9221 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9222 (m68k_expand_prologue): Load GOT pointer when function needs it.
9223 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9224 (m68k_legitimate_constant_address_p): Same.
9225 (m68k_decompose_address): Handle TLS references.
9226 (m68k_get_gp): New static function.
9227 (enum m68k_reloc): New contants.
9228 (TLS_RELOC_P): New macro.
9229 (m68k_wrap_symbol): New static function.
9230 (m68k_unwrap_symbol): New function.
9231 (m68k_final_prescan_insn_1): New static function.
9232 (m68k_final_prescan_insn): New function.
9233 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9235 (legitimize_pic_address): Handle TLS references..
9236 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9237 (m68k_libcall_value_in_a0_p)
9238 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9239 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9240 (m68k_legitimize_tls_address): Handle TLS references.
9241 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9243 (m68k_legitimize_address): Handle TLS symbols.
9244 (m68k_get_reloc_decoration): New static function.
9245 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9247 (m68k_output_dwarf_dtprel): Implement hook.
9248 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9249 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9250 m68k_call_* routines.
9251 (sched_attr_op_type): Handle TLS symbols.
9252 (gt-m68k.h): Include.
9253 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9254 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9256 2009-05-18 Martin Jambor <mjambor@suse.cz>
9258 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9259 (visit_store_addr_for_mod_analysis): New function.
9260 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9261 (determine_cst_member_ptr): Use gimple_assign_single_p.
9262 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9263 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9264 operands. Don't check number of operands of a NOP_EXPR.
9266 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9268 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9270 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9273 * c-common.c (warn_logical_operator): Don't warn if one of
9274 expression isn't always true or false.
9276 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9278 * config/i386/biarch32.h: New file.
9279 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9281 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9283 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9284 *zero_extend<mode>_truncqi): Merge these into ...
9285 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9286 Name the pattern following this as *zero_extendhi_truncqi.
9288 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9291 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9292 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9293 (output_info): Make field HOST_WIDEST_INT.
9294 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9295 (dump_bitmat_statistics): Same.
9297 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9299 * config.gcc (use_gcc_stdint): Set to wrap.
9300 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9301 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9302 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9303 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9304 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9305 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9306 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9307 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9309 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9311 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9313 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9314 Move definitions earlier.
9315 (OPT_ARCH64, OPT_ARCH32): Define.
9316 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9319 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9322 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9325 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9327 * arm.md (movdi2): Copy non-reg values to DImode registers.
9329 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9332 * final.c (label_to_max_skip): New function.
9333 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9334 CODE_LABEL_NUMBER <= max_labelno.
9335 * output.h (label_to_max_skip): New prototype.
9336 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9337 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9338 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9339 Handle CODE_LABELs with >= 16 byte alignment or with
9340 max_skip == (1 << align) - 1.
9341 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9342 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9345 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9346 .p2align 3 if MAX_SKIP is smaller than 7.
9347 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9349 2009-05-15 Ian Lance Taylor <iant@google.com>
9351 * alias.c (struct alias_set_entry_d): Rename from struct
9352 alias_set_entry. Change all uses.
9353 * except.c (struct call_site_record_d): Rename from struct
9354 call_site_record. Change all uses.
9355 * except.h (struct eh_region_d): Rename from struct eh_region.
9357 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9359 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9360 ivtype_map_elt. Change all uses.
9361 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9363 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9364 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9366 (struct sese_d): Rename from struct sese. Change all uses.
9367 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9368 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9369 * optabs.h (struct optab_d): Rename from struct optab. Change all
9371 (struct convert_optab_d): Rename from struct convert_optab.
9373 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9374 ipa_opt_pass. Change all uses.
9375 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9378 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9379 defined as a typedef.
9380 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9383 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9386 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9388 (merge_ranges): Returns bool.
9389 * tree.h (make_range): .. to here.
9390 (build_range_check): Likewise.
9391 (merge_ranges): Likewise. Renamed from merge_ranges.
9392 * c-typeck.c (parser_build_binary_op): Update calls to
9393 warn_logical_operator.
9394 * c-common.c (warn_logical_operator): Add new warning.
9395 * c-common.h (warn_logical_operator): Update declaration.
9397 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9399 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9401 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9403 * doc/install.texi: Document MPC requirements, flags etc.
9405 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9406 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9407 Evaluate constant arguments.
9408 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9409 (fold_builtin_1): Likewise, also evaluate constant arguments.
9410 Remove superfluous break.
9411 (do_mpc_ckconv): New.
9412 * real.h: Include mpc.h.
9413 * toplev.c (print_version): Output MPC version info if available.
9415 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9417 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9419 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9421 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9424 2009-05-15 Jan Hubicka <jh@suse.cz>
9426 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9427 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9428 (try_inline): Fix return value.
9429 (cgraph_decide_inlining_incrementally): Honor new value.
9430 (cgraph_early_inlining): Handle indirect inlining.
9431 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9433 2009-05-15 Jan Hubicka <jh@suse.cz>
9435 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9436 * cgraphunit.c (cgraph_finalize_function): Set it.
9437 (cgraph_expand_function): Use it.
9439 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9441 * real.c (encode_ieee_half): Define.
9442 (decode_ieee_half): Define.
9443 (ieee_half_format): Define.
9444 (arm_half_format): Define.
9445 * real.h (ieee_half_format): Declare.
9446 (arm_half_format): Declare.
9448 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9450 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9451 swapped, and reversed optabs exist before trying to use them.
9453 2009-05-15 Paul Brook <paul@codesourcery.com>
9454 Sandra Loosemore <sandra@codesourcery.com>
9456 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9457 loads. Allow PRE_DEC.
9458 (output_move_neon): Handle PRE_DEC.
9459 (arm_print_operand): Add 'A' for neon structure loads.
9460 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9461 * config/arm/neon.md (neon_mov): Update comment.
9462 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9464 (Um): New constraint.
9466 2009-05-15 Jan Hubicka <jh@suse.cz>
9468 Revert the following patch until testsuite fallout is fixed:
9469 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9470 * cgraph.h (struct inline_summary): New filed self_wize,
9471 size_inlining_benefit, self_time and time_inlining_benefit.
9472 (struct cgraph_global_info): Replace insns by time ans size fields.
9473 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9474 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9475 (ipcp_update_callgraph): Do not touch function bodies.
9476 * ipa-inline.c: Include except.h
9477 (MAX_TIME): New constant.
9478 (overall_insns): Remove
9479 (overall_size, max_benefit): New static variables.
9480 (cgraph_estimate_time_after_inlining): New function.
9481 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9482 (cgraph_clone_inlined_nodes): Update size.
9483 (cgraph_mark_inline_edge): Update size.
9484 (cgraph_estimate_growth): Use size info.
9485 (cgraph_check_inline_limits): Check size.
9486 (cgraph_default_inline_p): Likewise.
9487 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9488 (cgraph_decide_recursive_inlining): Check size.
9489 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9491 (cgraph_decide_inlining): Likewise.
9492 (cgraph_decide_inlining_incrementally): Likewise; honor
9493 PARAM_EARLY_INLINING_INSNS.
9494 (likely_eliminated_by_inlining_p): New predicate.
9495 (estimate_function_body_sizes): New function.
9496 (compute_inline_parameters): Use it.
9497 * except.c (must_not_throw_labels): New function.
9498 * except.h (must_not_throw_labels): Declare.
9499 * tree-inline.c (init_inline_once): Kill inlining_weigths
9500 * tree-ssa-structalias.c: Avoid uninitialized warning.
9501 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9502 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9503 (PARAM_INLINE_CALL_COST): Remove.
9504 (PARAM_EARLY_INLINING_INSNS): New.
9506 2009-05-15 Richard Guenther <rguenther@suse.de>
9508 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9509 not TODO_update_ssa.
9511 2009-05-15 Richard Guenther <rguenther@suse.de>
9513 PR tree-optimization/39999
9514 * gimple.h (gimple_expr_type): Use the expression type looking
9515 through useless conversions.
9516 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9517 (vn_nary_op_insert_stmt): Likewise.
9518 (simplify_binary_expression): Likewise.
9520 2009-05-15 Richard Guenther <rguenther@suse.de>
9522 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9523 New options, enabled by default.
9524 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9526 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9527 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9528 * tree-ssa-structalias.c (gate_tree_pta): New function.
9529 (pass_build_alias): Use it.
9531 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9533 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9534 recurse on an invariant address if a conversion from a pointer
9535 type to a wider integer type is involved.
9537 2009-05-15 Jan Hubicka <jh@suse.cz>
9539 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9540 * cgraph.h (struct inline_summary): New filed self_wize,
9541 size_inlining_benefit, self_time and time_inlining_benefit.
9542 (struct cgraph_global_info): Replace insns by time ans size fields.
9543 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9544 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9545 (ipcp_update_callgraph): Do not touch function bodies.
9546 * ipa-inline.c: Include except.h
9547 (MAX_TIME): New constant.
9548 (overall_insns): Remove
9549 (overall_size, max_benefit): New static variables.
9550 (cgraph_estimate_time_after_inlining): New function.
9551 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9552 (cgraph_clone_inlined_nodes): Update size.
9553 (cgraph_mark_inline_edge): Update size.
9554 (cgraph_estimate_growth): Use size info.
9555 (cgraph_check_inline_limits): Check size.
9556 (cgraph_default_inline_p): Likewise.
9557 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9558 (cgraph_decide_recursive_inlining): Check size.
9559 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9561 (cgraph_decide_inlining): Likewise.
9562 (cgraph_decide_inlining_incrementally): Likewise; honor
9563 PARAM_EARLY_INLINING_INSNS.
9564 (likely_eliminated_by_inlining_p): New predicate.
9565 (estimate_function_body_sizes): New function.
9566 (compute_inline_parameters): Use it.
9567 * except.c (must_not_throw_labels): New function.
9568 * except.h (must_not_throw_labels): Declare.
9569 * tree-inline.c (init_inline_once): Kill inlining_weigths
9570 * tree-ssa-structalias.c: Avoid uninitialized warning.
9571 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9572 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9573 (PARAM_INLINE_CALL_COST): Remove.
9574 (PARAM_EARLY_INLINING_INSNS): New.
9575 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9576 (inline-call-cost): Remove.
9577 (early-inlining-insns): New.
9579 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9581 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9583 (print_int_cst_bounds_in_octal_p): Likewise.
9584 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9586 * dwarf2out.c (base_type_die): Likewise.
9587 (is_subrange_type): Delete.
9588 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9589 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9590 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9591 if the destination type is boolean.
9592 (build_range_check): Do not special-case subtypes.
9593 (fold_sign_changed_comparison): Likewise.
9594 (fold_unary): Likewise.
9595 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9596 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9597 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9598 * tree.c (subrange_type_for_debug_p): New predicate based on the
9599 former is_subrange_type.
9600 * tree.h (subrange_type_for_debug_p): Declare.
9601 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9602 (convert_affine_scev): Remove call to above function.
9603 (chrec_convert_aggressive): Likewise.
9604 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9605 false for conversions involving subtypes.
9606 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9607 (vrp_val_min): Likewise.
9608 (needs_overflow_infinity): Likewise.
9609 (extract_range_from_unary_expr): Likewise.
9611 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9613 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9614 * config/frv/frv.c: Likewise.
9615 * config/s390/s390.c: Likewise.
9616 * config/sparc/sparc.h: Likewise.
9617 * config/i386/i386.h: Likewise.
9618 * config/i386/i386.c: Likewise.
9619 * config/crx/crx.c: Likewise.
9620 * config/m68hc11/m68hc11.h: Likewise.
9621 * config/iq2000/iq2000.c: Likewise.
9622 * config/mn10300/mn10300.h: Likewise.
9623 * config/mn10300/mn10300.c: Likewise.
9624 * config/m68k/m68k.c: Likewise.
9625 * config/rs6000/rs6000.c: Likewise.
9626 * config/rs6000/xcoff.h: Likewise.
9627 * config/rs6000/linux64.h: Likewise.
9628 * config/rs6000/sysv4.h: Likewise.
9629 * config/score/score3.c: Likewise.
9630 * config/score/score7.c: Likewise.
9631 * config/score/score.c: Likewise.
9632 * config/arm/arm.md: Likewise.
9633 * config/mips/mips.c: Likewise.
9634 * config/mips/mips.md: Likewise.
9635 * config/bfin/bfin.h: Likewise.
9636 * config/pa/pa.c: Likewise.
9637 * config/pa/constraints.md: Likewise.
9639 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9640 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9641 * config/pdp11/pdp11.h: Use memory_address_p instead.
9643 2009-05-14 Ian Lance Taylor <iant@google.com>
9645 * passes.c (finish_optimization_passes): Change i to int.
9646 * plugin.c (plugins_active_p): Change event to int.
9647 (dump_active_plugins): Likewise.
9648 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9650 * tree.c (tree_range_check_failed): Change c to unsigned int.
9651 (omp_clause_range_check_failed): Likewise.
9652 (build_common_builtin_nodes): Change mode to int. Add cast.
9653 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9654 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9656 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9657 ++ or -- with a variable of enum type.
9659 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9662 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9664 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9666 * store-motion.c: Do not include params.h
9667 * Makefile.in: Fix dependencies for various files.
9669 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9671 * auto-inc-dec.c: Fix pass description, remove apparent
9672 accidental duplication.
9674 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9677 * ipa-utils.h (memory_identifier_string): Moved to ...
9678 * tree.h (memory_identifier_string): Here. Add GTY(()).
9680 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9682 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9683 in the former documentation of...
9684 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9685 * ira-conflicts.c (get_dup_num): Use address_operand.
9686 * targhooks.c (default_legitimate_address_p): New.
9687 * targhooks.h (default_legitimate_address_p): New.
9688 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9690 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9691 * target.h (struct target): Add legitimate_address_p.
9692 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9693 (TARGET_INITIALIZER): Include it.
9695 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9696 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9697 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9698 (TARGET_LEGITIMATE_ADDRESS_P): New.
9700 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9701 (REG_OK_STRICT_P): Delete.
9702 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9703 (frv_legitimate_address_p_1): ... this.
9704 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9705 (frv_legitimate_address_p_1): ... the renamed old
9706 frv_legitimate_address_p.
9707 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9708 (TARGET_LEGITIMATE_ADDRESS_P): New.
9710 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9711 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9712 * config/s390/s390.c (legitimate_address_p): Rename to...
9713 (s390_legitimate_address_p): ... this, make static.
9714 (legitimize_address): Adjust call.
9715 (TARGET_LEGITIMATE_ADDRESS_P): New.
9716 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9718 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9719 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9720 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9721 (TARGET_LEGITIMATE_ADDRESS_P): New.
9723 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9724 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9725 * config/spu/spu.c (spu_legitimate_address): Rename to...
9726 (spu_legitimate_address_p): ... this, make static.
9727 (TARGET_LEGITIMATE_ADDRESS_P): New.
9729 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9730 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9731 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9732 (sparc_legitimate_address_p): ... this, make static and return bool.
9733 (legitimize_address): Adjust call.
9734 (TARGET_LEGITIMATE_ADDRESS_P): New.
9736 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9737 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9738 * config/i386/i386.c (legitimate_address_p): Rename to...
9739 (ix86_legitimate_address_p): ... this, make static.
9740 (constant_address_p): Move after it, adjust call.
9741 (TARGET_LEGITIMATE_ADDRESS_P): New.
9743 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9744 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9745 * config/avr/avr.c (legitimate_address_p): Rename to...
9746 (avr_legitimate_address_p): ... this, make static.
9747 (legitimize_address): Adjust call.
9748 (TARGET_LEGITIMATE_ADDRESS_P): New.
9750 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9751 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9752 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9753 (TARGET_LEGITIMATE_ADDRESS_P): New.
9755 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9756 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9757 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9758 (TARGET_LEGITIMATE_ADDRESS_P): New.
9760 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9761 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9763 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9765 (TARGET_LEGITIMATE_ADDRESS_P): New.
9767 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9768 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9770 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9772 (m68hc11_legitimate_address_p): ... this, make static.
9773 (go_if_legitimate_address_internal): Rename to...
9774 (m68hc11_legitimate_address_p_1): ... this.
9775 (legitimize_address): Adjust call.
9776 (TARGET_LEGITIMATE_ADDRESS_P): New.
9778 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9779 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9780 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9781 (TARGET_LEGITIMATE_ADDRESS_P): New.
9783 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9784 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9785 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9786 (mn10300_legitimate_address_p): ... this, make static.
9787 (TARGET_LEGITIMATE_ADDRESS_P): New.
9789 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9790 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9791 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9792 (TARGET_LEGITIMATE_ADDRESS_P): New.
9794 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9795 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9796 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9797 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9798 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9799 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9800 (rs6000_legitimate_address_p): ... this, make static.
9801 (TARGET_LEGITIMATE_ADDRESS_P): New.
9802 (REG_MODE_OK_FOR_BASE_P): Delete.
9803 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9805 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9806 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9808 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9809 static, adjust types.
9810 (TARGET_LEGITIMATE_ADDRESS_P): New.
9812 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9813 * config/score/score.c (score_address_p): Rename to...
9814 (score_legitimate_address_p): ... this.
9815 (TARGET_LEGITIMATE_ADDRESS_P): New.
9816 * config/score/score3.c (score3_address_p): Rename to...
9817 (score3_legitimate_address_p): ... this.
9818 * config/score/score7.c (score7_address_p): Rename to...
9819 (score7_legitimate_address_p): ... this.
9821 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9822 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9823 GO_IF_LEGITIMATE_ADDRESS): Delete.
9824 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9825 thumb2_legitimate_address_p): Delete.
9826 (arm_legitimate_address_p): Rename to...
9827 (arm_legitimate_address_outer_p): ... this.
9828 * config/arm/constraints.md ("Uq"): Adjust call.
9829 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9830 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9832 (arm_legitimate_address_outer_p): ... this.
9833 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9835 (TARGET_LEGITIMATE_ADDRESS_P): New.
9837 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9838 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9839 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9840 (TARGET_LEGITIMATE_ADDRESS_P): New.
9842 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9843 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9844 * config/vax/vax.c (legitimate_address_p): Rename to...
9845 (vax_legitimate_address_p): ... this, make static.
9846 (TARGET_LEGITIMATE_ADDRESS_P): New.
9848 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9849 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9850 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9851 (TARGET_LEGITIMATE_ADDRESS_P): New.
9853 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9854 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9855 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9856 (mmix_legitimate_address_p): ... this, make static.
9857 (TARGET_LEGITIMATE_ADDRESS_P): New.
9859 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9860 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9861 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9862 (TARGET_LEGITIMATE_ADDRESS_P): New.
9864 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9866 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9867 of MODE_COMPLEX_INT.
9869 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9871 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9872 LCT_NORMAL in function call.
9873 * mips-tdump.c (print_file_desc): Add cast to enum type.
9874 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9875 (mark_stabs): Add casts to enum types.
9876 (parse_stabs_common): Add casts to enum types.
9878 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9880 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9881 Check for invalid values of LETTER.
9883 2009-05-13 Taras Glek <tglek@mozilla.com>
9885 * attribs.c (register_attribute): moved out attribute registration
9886 into register_attribute.
9887 * doc/plugins.texi: Documented register_attribute and
9889 * gcc-plugin.h: Added forward decl for register_attribute.
9890 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9891 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9892 PLUGIN_ATTRIBUTES boilerplate.
9894 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9896 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9897 values even in sentinel and empty entries.
9898 (ms_printf_flag_specs): Likewise.
9899 (ms_scanf_flag_specs): Likewise.
9900 (ms_strftime_flag_specs): Likewise.
9901 (ms_print_char_table): Likewise.
9902 (ms_scan_char_table): Likewise.
9903 (ms_time_char_table): Likewise.
9905 2009-05-13 Doug Kwan <dougkwan@google.com>
9907 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9909 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9911 * config/mips/mips.md (store): Add attributes for QI and HI.
9913 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9914 (truncdi<mode>2): ... this new pattern.
9916 2009-05-13 Brad Hards <bradh@kde.org>
9918 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9920 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9921 Ben Elliston <bje@au.ibm.com>
9924 * dse.c (check_mem_read_rtx): Guard against width == -1.
9926 2009-05-13 Michael Matz <matz@suse.de>
9929 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9930 (trivially_conflicts_p): New function.
9931 (insert_backedge_copies): Use it.
9933 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9935 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9936 (handle_stdc_pragma): Use new enum constant names.
9937 (handle_pragma_float_const_decimal64): Ditto.
9939 2009-05-13 Ian Lance Taylor <iant@google.com>
9941 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9944 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9946 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9947 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9949 * config/m68k/m68k.h (FL_UCLINUX): Define.
9951 2009-05-13 Jan Hubicka <jh@suse.cz>
9953 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9955 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9957 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9958 unless -fschedule-insns is specified.
9960 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9963 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9964 TARGET_EXPAND_CBRANCHDI4.
9965 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9966 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9967 (cmpeqdi): Fix comment.
9969 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9971 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9972 (sh_legitimate_address_p): Likewise.
9973 * config/sh/sh.c (sh_legitimate_index_p): New.
9974 (sh_legitimate_address_p): Likewise.
9975 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9976 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9977 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9978 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9979 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9980 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9981 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9982 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9983 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9985 2009-05-12 Jan Hubicka <jh@suse.cz>
9987 * tree-inline.c (estimate_operator_cost): Add operands;
9988 when division happens by constant, it is cheap.
9989 (estimate_num_insns): Loads and stores are not having cost of 0;
9990 EH magic stuff is cheap; when computing runtime cost of switch,
9991 use log2 base of amount of its cases; builtin_expect has cost of 0;
9992 compute cost for moving return value of call.
9993 (init_inline_once): Initialize time_based flags.
9994 * tree-inline.h (eni_weights_d): Add time_based flag.
9996 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9998 * df-core.c: Update head documentation.
10000 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10003 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10004 shadowing exisiting variable op1.
10006 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10009 * config/i386/driver-i386.c (processor_signatures): New enum.
10010 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10011 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10012 processor signature to detect geode processor.
10014 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10018 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10020 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10021 causes spurious differences between trunk and cond-optab branch.
10023 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10025 * dojump.c (compare_from_rtx): Delete.
10026 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10027 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10028 if the comparison does not satisfy the predicate; test predicates for
10029 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10030 further if one existing pattern fails.
10031 * expr.h (compare_from_rtx): Delete.
10032 (prepare_operand): Declare it.
10033 * optabs.c: Change "lib call" to "libcall" throughout.
10034 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10035 HAVE_conditional_trap, emit_cmp_insn): Delete.
10036 (can_compare_p): Delete cmp_optab case.
10037 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10038 Accept other parameters by value.
10039 (prepare_operand): Make non-static.
10040 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10041 other parameters by value. Try to widen operands here based on
10042 an optab_methods argument and looking at cbranch_optab.
10043 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10044 loop. Use cbranch_optab directly.
10045 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10046 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10048 (emit_conditional_move, emit_conditional_add): Inline what's needed
10049 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10050 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10051 with COMPARE. Move cmov_optab and cstore_optab above
10052 with cbranch_optab, move cmp_optab down with ucmp_optab,
10053 remove tst_otpab. Do not initialize trap_rtx.
10054 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10055 for trap code. Do not check HAVE_conditional_trap. Use
10056 prepare_cmp_insn. Accept no predicate for operand 3.
10057 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10058 (OTI_ctrap, ctrap_optab): New.
10059 (tst_optab): Delete.
10060 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10061 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10062 with lookup of ctrap_optab.
10063 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10065 (ctrap_optab): New.
10067 * combine.c (combine_simplify_rtx, simplify_set): Do not
10068 special case comparing against zero for cc0 machines.
10069 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10070 COMPARE on cc0 machines.
10071 (simplify_relational_operation): Return a new expression when
10072 a COMPARE could be removed.
10073 * final.c (final_scan_insn): Compare cc_status values
10074 against LHS of a (compare FOO (const_int 0)) cc0 source.
10075 Also check if cc_status.value is the full compare.
10077 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10078 (cstoreMM4): Document.
10079 (conditional_trap): Document ctrapMM4 instead.
10080 (sync_compare_and_swapMM): Refer to cbranchcc4.
10081 (Dependent Patterns): Eliminate obsolete information referring to
10082 the old jump optimization phase.
10083 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10084 of compares with 0 on cc0 machines.
10085 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10086 avoiding references to cc0. Remove text about storing operands
10088 * doc/tm.texi (Condition Codes): Include blurb on different
10089 condition code representations, separate into subsections for
10090 CC0, MODE_CC and conditional execution.
10092 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10093 alpha_emit_setcc): Accept operands and a machine mode.
10094 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10095 Get code/op0/op1 from operands, use machine mode argument
10096 instead of alpha_compare.fp_p. Emit the branch here.
10097 (alpha_emit_setcc): Likewise, and return boolean.
10098 (alpha_emit_conditional_move): Likewise. Assert that
10099 cmp_op_mode == cmp_mode, and simplify accordingly.
10100 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10101 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10102 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10104 (stack probe test): Use cbranchdi4.
10105 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10107 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10108 * config/arc/arc.h (movsicc, movsfcc): Use it.
10109 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10110 (cbranchsi4, cstoresi4): New.
10111 (cmpsi, bCC and sCC expanders): Remove.
10113 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10114 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10115 * config/arm/predicates.md (arm_comparison_operator): Only include
10116 floating-point operators if there is a hardware floating-point unit.
10117 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10118 deferring to cbranch_cc and cstore_cc respectively.
10119 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10120 cbranch_cc, cstore_cc): New.
10121 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10123 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10125 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10126 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10128 (adjust_insn_length): Adjust calls.
10129 (avr_reorg): Handle (compare (foo) (const_int 0)).
10130 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10131 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10132 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10133 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10135 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10136 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10138 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10139 (cbranchsi4, cstorebi4, cstoresi4): New.
10140 (movbisi): This insn is duplicate, split it to zero_extend.
10141 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10142 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10143 (bfin_optimize_loop): Use cbranch expander.
10144 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10145 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10146 (bfin_bimode_comparison_operator): ... this.
10147 (bfin_direct_comparison_operator): New.
10149 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10150 inside (compare FOO (const_int 0)).
10151 (cris_rtx_costs): Handle ZERO_EXTRACT.
10152 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10153 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10154 (*tstdi_v32): Delete.
10155 (*cmpdi_non_v32): Add M alternative for operand 1.
10156 (cmpsi, cmp<mode>): Make private.
10157 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10159 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10161 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10162 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10163 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10164 (cc_reg_operand): New.
10165 (any_cond): Delete.
10166 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10167 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10168 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10169 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10170 crx_expand_scond): Delete.
10172 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10174 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10175 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10177 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10178 cstoresi4, cstoresf4, cstoredf4): New.
10179 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10180 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10181 Receive the entire operands array.
10182 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10183 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10184 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10185 Get test/op0/op1 from the operands array.
10186 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10188 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10189 (h8300_expand_store): New.
10190 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10192 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10193 (h8300_expand_store): New.
10194 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10195 or do not try to produce (set (cc0) REG).
10196 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10197 change a compare into a move to a scratch register. Disable some
10198 peepholes when comparing with zero.
10199 (tstsi, tsthi, tstsi, cmpqi): Make private.
10201 (bCC, sCC): Delete.
10202 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10205 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10206 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10207 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10208 (ix86_emit_i387_log1p): Use cbranchxf2.
10209 (ix86_expand_setcc): Return void.
10210 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10211 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10212 cmp<MODEF>, cmpcc): Remove.
10213 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10214 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10215 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10216 (sCC and bCC expanders): Remove.
10217 (stack_protect_test): Use cbranchcc4.
10219 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10221 (ia64_expand_compare): Accept three rtx by reference and return void.
10222 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10223 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10224 from *expr. Update *expr with the BImode comparison to do.
10225 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10226 cmptf, bCC, sCC, conditional_trap): Delete.
10227 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10228 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10229 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10230 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10231 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10233 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10234 type of last argument.
10235 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10236 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10237 use machine mode argument instead of branch_type. Remove dead
10238 code for floating-point comparisons.
10239 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10240 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10242 (cbranchsi4, cstoresi4): New.
10243 * config/iq2000/predicates.md (reg_or_const_operand): New.
10245 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10246 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10247 (b<code>_op): Rewrite to...
10248 (bcc_op): ... this, using match_operator.
10249 (s<code>_op): Rewrite to...
10250 (scc_op): ... this, using match_operator.
10251 (s<code>_24_op): Rewrite to...
10252 (scc_op_24): ... this, using match_operator.
10253 (s<code>_<mode>): Rewrite to...
10254 (cstore<mode>4): ... this, using match_operator.
10255 (s<code>_<mode>_24): Rewrite to...
10256 (cstore<mode>4_24): ... this, using match_operator.
10257 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10258 m32c_unpend_compare, m32c_expand_scc): Delete.
10259 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10260 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10261 (m32c_expand_movcc): Change NE to EQ if necessary.
10262 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10264 * config/m32r/m32r-protos.h (gen_cond_store): New.
10265 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10266 (gen_cond_store): New, from sCC patterns.
10267 (m32r_expand_block_move): Use cbranchsi4.
10268 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10269 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10270 (cbranchsi4, cstoresi4): New.
10272 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10274 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10275 (m68hc11_notice_update_cc): Look into a compare with 0.
10276 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10278 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10279 cmphi, cmpqi, bCC): Delete.
10280 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10281 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10282 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10285 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10286 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10287 * config/m68k/constraints.md (H): New.
10288 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10289 the define_insn below.
10290 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10291 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10292 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10293 patterns): Wrap RHS with COMPARE.
10294 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10295 (*cmpdi_internal): Name this pattern.
10296 (cmpdi): Change to define_insn.
10297 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10298 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10299 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10301 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10302 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10303 (conditional_trap): Change to...
10304 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10305 (*conditional_trap): Use the ordered_comparison_operator and
10306 const1_operand predicates.
10307 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10308 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10309 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10310 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10312 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10313 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10314 (mcore_gen_compare): New.
10315 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10316 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10317 (mcore_gen_compare): ... this.
10318 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10319 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10320 (stack probe pattern): Use cbranchsi4.
10322 * config/mips/predicates.md (mips_cstore_operator): New.
10323 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10324 * config/mips/mips.md (any_cond): Delete.
10325 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10327 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10328 fixuns_truncsfdi2): Use cbranch patterns.
10329 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10330 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10331 Adjust call to mips_expand_conditional_branch.
10332 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10334 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10335 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10336 * config/mips/mips.c (cmp_operands): Delete.
10337 (mips_emit_compare): Get comparison operands from *op0/*op1.
10338 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10339 that it succeeds. Use op0/op1 instead of cmp_operands.
10340 (mips_expand_conditional_branch, mips_expand_conditional_move,
10341 mips_expand_conditional_trap): Likewise.
10342 (mips_block_move_loop): Use cbranch patterns.
10343 * config/mips/mips.h (cmp_operands): Delete.
10345 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10346 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10347 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10348 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10349 (*cmpcc_folded): Rename to...
10350 (*cmpdi_folded): this.
10351 (*cmpcc): Rename to...
10353 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10356 (cbranchdf4): New. Handle invalid comparisons here.
10357 * config/mmix/predicates.md (float_comparison_operator): New.
10359 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10360 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10361 * config/mn10300/mn10300.md (tst): Delete.
10362 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10363 Name these patterns and wrap RHS in a compare.
10364 (*cmpsi): Make this pattern private. Include tst.
10365 (*cmpsf): Make this pattern private.
10366 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10367 (compare with zero peepholes): Likewise.
10369 (cbranchsi4, cbranchsf4): New.
10370 (casesi): Use cbranchsi4.
10372 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10373 hppa_branch_type): Delete.
10374 (return_addr_rtx): Use cbranchsi4.
10375 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10376 Emit CCFPmode comparison here.
10377 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10378 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10379 hppa_branch_type): Delete.
10380 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10381 (movsicc, movdicc): Remove references to hppa_compare_op0,
10382 hppa_compare_op1 and compare_from_rtx.
10383 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10384 (casesi): Use cbranchsi4.
10386 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10387 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10388 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10389 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10390 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10392 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10393 (*branch, *branch_inverted): New.
10395 * config/picochip/picochip.md (cbranchhi4): Use
10396 ordered_comparison_operator.
10397 (cmphi, bCC): Remove.
10399 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10400 (trap_comparison_operator): Delete.
10401 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10402 rs6000_emit_cbranch): Accept mode and operands.
10403 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10404 rs6000_compare_fp_p): Delete.
10405 (rs6000_generate_compare): Accept mode and comparison. Extract code
10406 and op0/op1 from there. Replace references to rs6000_compare_op0
10407 and rs6000_compare_op1.
10408 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10409 extract result from passed operands.
10410 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10411 extract loc from passed operands.
10412 (rs6000_emit_cmove): Likewise.
10413 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10414 rs6000_compare_fp_p): Delete.
10415 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10416 (cbranch<GPR>4, cbranch<FP>4): New.
10417 (cstore<mode>4): New. Consolidate here all choices about when to use
10418 portable or specialized sCC sequences.
10419 (stack_protect_test): Use cbranchsi4.
10420 (conditional_trap): Replace with ctrap<GPR>4.
10421 (conditional trap insn): Replace trap_comparison_operator with
10422 ordered_comparison_operator.
10424 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10425 (s390_emit_prologue): Use ctrap.
10426 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10427 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10428 New predicates replacing...
10429 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10430 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10431 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10432 (add<mode>cc): Do not use s390_compare_op0/op1.
10433 (s<code>): Change to...
10434 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10435 (seq): Change to...
10436 (cstorecc4): ... this. Handle EQ or NE equally.
10437 (*sne): Un-privatize for use in cstorecc4.
10438 (b<code>): Change to...
10439 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10440 (conditional_trap): Replace with...
10441 (ctrap<GPR>4, ctrap<FP>4): ... these.
10442 (stack_protect): Use cbranchcc4.
10444 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10445 * config/score/score-protos.h (score_gen_cmp): Delete.
10446 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10447 (score_block_move-loop): Use cbranchsi4.
10448 * config/score/score.md (cbranchsi4): New.
10449 (cmpsi, bCC): Delete.
10450 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10451 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10452 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10453 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10454 * config/score/score3.h (score3_gen_cmp): Delete.
10455 * config/score/score7.h (score7_gen_cmp): Delete.
10457 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10458 (sh_emit_scc_to_t): ... this. Return void.
10459 (from_compare): Rename to...
10460 (sh_emit_compare_and_branch): ... this.
10461 (sh_emit_compare_and_set): New.
10462 (sh_expand_t_scc): Accept operands.
10463 * config/sh/predicates.md (sh_float_comparison_operator): New.
10464 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10465 (prepare_scc_operands): Rename to...
10466 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10468 (sh_emit_cheap_store_flag): New.
10469 (sh_emit_set_t_insn): New.
10470 (from_compare): Rename to...
10471 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10472 handling of TARGET_SH2E floating point to avoid recursive call.
10473 Generate branch here.
10474 (sh_emit_compare_and_set): New.
10475 (sh_expand_t_scc): Get op0/op1 from arguments.
10476 (sh_emit_cheap_store_flag): New.
10477 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10479 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10480 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10481 (movsicc, movdicc): Do nothing when it recreated operands from
10482 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10483 prepare_scc_operands (now sh_emit_scc_to_t).
10484 (udivdi3): Use cstoresi4.
10485 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10486 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10487 (cbranchint4_media, cbranchfp4_media): New.
10488 (casesi): Use cbranchdi4.
10489 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10491 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10492 (movnegt): Remove second operand.
10493 (cbranchsf4, cbranchdf4): New.
10494 (stack_protect): Use cbranchdi4/cbranchsi4.
10496 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10497 (gen_compare_reg): Accept comparison, extract part of it to...
10498 (gen_compare_reg_1): ... this.
10499 (gen_compare_operator): Delete.
10500 (gen_v9_scc): Accept separate destination, comparison code and arms.
10501 Do not use sparc_compare_op0/sparc_compare_op1.
10502 (emit_scc_insn, emit_conditional_branch_insn): New.
10503 (emit_v9_brxx): Make static. Remove useless assertion.
10504 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10506 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10507 * config/sparc/sparc-protos.h (gen_compare_reg,
10508 sparc_emit_float_lib_cmp): Adjust prototype.
10509 (emit_scc_insn, emit_conditional_branch_insn): New.
10510 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10511 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10512 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10513 iterators to the top.
10514 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10515 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10516 snedi_special_trunc): Delete.
10517 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10518 and snedi_special_trunc.
10519 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10520 cbranchdi4, cbranch<F:mode>4): New.
10521 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10522 here. Use gen_compare_reg instead of gen_compare_operator.
10523 (conditional_trap): Replace with...
10524 (ctrapsi4, ctrapdi4): ... this.
10525 (stack_protect_test): Use cbranchcc4.
10527 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10529 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10530 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10531 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10532 from operands[0] or operands[3] depending on is_set.
10533 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10534 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10535 cmpdf, bCC), sCC: Remove.
10536 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10537 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10539 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10540 spu_emit_branch_or_set.
10542 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10544 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10545 xstormy16_compare_op1): Delete.
10546 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10547 xstormy16_compare_op1): Delete.
10548 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10550 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10551 (cmphi, cmpsi, bCC): Remove.
10553 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10554 (*cmpsi): ... this one.
10555 (cbranchsi4, cstoresi4): New.
10556 (bCC expanders): Delete.
10557 (sCC insns): Fold into...
10558 (*setcc): ... this one.
10559 (casesi): Do not use gen_cmpsi and gen_bgtu.
10560 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10561 (movsicc): Simplify.
10562 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10564 * config/vax/vax-protos.h (cond_name): New.
10565 (vax_output_conditional_branch): Remove.
10566 * config/vax/vax.c (cond_name): New.
10567 (vax_output_conditional_branch): Remove.
10568 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10569 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10570 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10571 (bit<VAXint>): Wrap source with (compare).
10572 (b<code> and following unnamed pattern): Rename to *branch and
10573 *branch_reversed. Change macroization to match_operator.
10574 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10576 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10577 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10578 Change last argument to machine_mode.
10579 (xtensa_expand_scc): Add machine_mode argument.
10580 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10581 (gen_conditional_move, xtensa_expand_conditional_branch,
10582 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10583 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10584 Adjust operand numbers.
10585 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10587 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10588 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10589 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10591 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10593 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10594 causes spurious differences between trunk and cond-optab branch.
10596 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10599 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10601 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10603 * tree.c (iterative_hash_pointer): Delete.
10604 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10605 Hash UIDs and versions of SSA names. Don't special-case built-in
10606 function declarations.
10608 2009-05-11 Ian Lance Taylor <iant@google.com>
10611 * graphite.c: Force -Wc++-compat to only be a warning before
10612 #including "cloog/cloog.h".
10614 2009-05-11 Martin Jambor <mjambor@suse.cz>
10616 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10618 2009-05-11 Jan Hubicka <jh@suse.cz>
10620 * tree-ssa-loop-ivcanon.c: Include target.h
10621 (struct loop_size): new structure.
10622 (constant_after_peeling): New predicate.
10623 (tree_estimate_loop_size): New function.
10624 (estimated_unrolled_size): Rewrite for new estimates.
10625 (try_unroll_loop_completely): Use new estimates.
10626 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10628 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10630 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10631 libcpp interface change.
10632 (spu_macro_to_expand): Likewise.
10634 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10636 PR tree-optimization/40026
10637 * gimplify.c (gimplify_init_constructor): Change initial conditional
10638 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10639 optimize_compound_literals_in_ctor.
10641 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10643 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10645 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10647 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10649 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10650 HOST_WIDE_INT for gap.
10652 2009-05-11 Ira Rosen <irar@il.ibm.com>
10654 PR tree-optimization/40074
10655 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10656 account in group size and step comparison.
10658 2009-05-11 Richard Guenther <rguenther@suse.de>
10660 * passes.c (init_optimization_passes): Strip now incorrect comment.
10661 (execute_function_todo): Do not set PROP_alias.
10662 * tree-pass.h (PROP_alias): Remove.
10663 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10664 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10665 * tree-nrv.c (pass_return_slot): Likewise.
10666 * tree-object-size.c (pass_object_sizes): Likewise.
10667 * tree-ssa-dom.c (pass_dominator): Likewise.
10668 (pass_phi_only_cprop): Likewise.
10669 * tree-ssa-dse.c (pass_dse): Likewise.
10670 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10671 (pass_cselim): Likewise.
10672 * tree-ssa-pre.c (pass_pre): Likewise.
10673 (pass_fre): Likewise.
10674 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10675 * tree-ssa-sink.c (pass_sink_code): Likewise.
10676 * tree-stdarg.c (pass_stdarg): Likewise.
10677 * tree-tailcall.c (pass_tail_calls): Likewise.
10678 * tree-vrp.c (pass_vrp): Likewise.
10680 2009-05-10 Ian Lance Taylor <iant@google.com>
10682 * basic-block.h (enum profile_status): Break out of struct
10683 control_flow_graph.
10684 * cgraph.h (struct inline_summary): Break out of struct
10686 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10687 of struct cgraph_order_sort.
10688 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10689 * cse.c (struct branch_path): Break out of struct
10690 cse_basic_block_data.
10691 * except.h (enum eh_region_type): Break out of struct eh_region.
10692 * gcc.c (enum add_del): Break out of struct modify_target.
10693 * genrecog.c (enum decision_type): Break out of struct decision_test.
10694 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10696 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10697 * regmove.c (enum match_use): New enum, broken out of struct match.
10698 * sched-int.h (enum post_call_group): New enum, broken out of
10700 (struct deps_reg): Break out of struct deps.
10701 * target.h (struct asm_int_op): Break out of struct gcc_target.
10702 * tree-eh.c (struct goto_queue_node): Break out of struct
10704 * tree-inline.h (enum copy_body_cge_which): Break out of
10706 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10708 * c-decl.c (in_struct, struct_types): New static variables.
10709 (pushtag): Add loc parameter. Change all callers.
10710 (lookup_tag): Add ploc parameter. Change all callers.
10711 (check_compound_literal_type): New function.
10712 (parser_xref_tag): Add loc parameter. Change all callers. If
10713 -Wc++-compat, warn about struct/union/enum types defined within a
10715 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10716 and loc parameters. Change all callers. Change error calls to
10717 error_at, using loc. For a redefinition, if the location of the
10718 original definition is known, report it. Set in_struct and
10719 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10720 (finish_struct): Add new parameters enclosing_in_struct and
10721 enclosing_struct_types. Change all callers. Set
10722 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10723 in the struct. If in a struct, add this struct to struct_types.
10724 (start_enum): Add loc parameter. Change all callers. Use
10725 error_at for errors, using loc. For a redefinition, if the
10726 location of the original definition is known, report it. If in a
10727 struct, add this enum type to struct_types. If -Wc++-compat warn
10728 if in sizeof, typeof, or alignof.
10729 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10730 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10731 (c_parser_enum_specifier): Get enum location for start_enum.
10732 (c_parser_struct_or_union_specifier): Get struct location for
10733 start_struct. Save in_struct and struct_types status between
10734 start_struct and finish_struct.
10735 (c_parser_cast_expression): Get location of cast.
10736 (c_parser_alignof_expression): Get location of type.
10737 (c_parser_postfix_expression): Likewise.
10738 (c_parser_postfix_expression_after_paren_type): Add type_loc
10739 parameter. Change all callers. Call check_compound_literal_type.
10740 Use type_loc for error about variable size type.
10741 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10742 of an enum constant from an enum type defined in a struct or union.
10743 (c_cast_expr): Add loc parameter. Change all callers. If
10744 -Wc++-compat, warn about defining a type in a cast.
10745 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10746 (start_enum, start_struct, finish_struct): Update declarations.
10747 (parser_xref_tag, c_cast_expr): Update declarations.
10748 (check_compound_literal_type): Declare.
10750 2009-05-11 Ben Elliston <bje@au.ibm.com>
10752 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10753 for recent libcpp interface change.
10754 (rs6000_macro_to_expand): Likewise.
10756 2009-05-10 Michael Matz <matz@suse.de>
10759 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10760 not at entry of function.
10762 2009-05-10 Richard Guenther <rguenther@suse.de>
10764 PR tree-optimization/40081
10766 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10767 using the main variant of the element type. Do not fiddle with
10768 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10770 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10771 structs with volatile fields.
10773 2009-05-10 Jan Hubicka <jh@suse.cz>
10775 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10776 (estimate_move_cost): Assert that it does not get called for
10778 (estimate_num_insns): Skip VOID types in argument handling.
10779 (optimize_inline_calls): Delete unreachable blocks and verify that
10780 callgraph is valid.
10782 2009-05-10 Jan Hubicka <jh@suse.cz>
10784 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10785 * cgraph.c (cgraph_mark_address_taken_node): New function.
10786 (dump_cgraph_node): Dump new flag.
10787 * cgraph.h (struct cgraph_node): Add address_taken.
10788 (cgraph_mark_address_taken_node): New function.
10789 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10790 since new direct calls can be born.
10792 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10794 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10795 tok->val.node.node.
10797 2009-05-10 Jan Hubicka <jh@suse.cz>
10799 PR middle-end/40084
10800 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10802 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10803 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10804 * tree-inline.c (copy_bb): Set frequency correctly.
10805 (fold_marked_statements): Update call to
10806 cgraph_update_edges_for_call_stmt.
10808 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10810 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10811 identifiers in diagnostics.
10812 * config/arm/arm.c (arm_handle_fndecl_attribute,
10813 arm_handle_isr_attribute): Likewise.
10814 * config/avr/avr.c (avr_handle_progmem_attribute,
10815 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10816 * config/bfin/bfin.c (handle_int_attribute,
10817 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10818 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10819 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10821 * config/darwin.c (darwin_handle_kext_attribute,
10822 darwin_handle_weak_import_attribute): Likewise.
10823 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10824 h8300_handle_eightbit_data_attribute,
10825 h8300_handle_tiny_data_attribute): Likewise.
10826 * config/i386/i386.c (ix86_handle_cconv_attribute,
10827 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10828 * config/i386/winnt.c (ix86_handle_shared_attribute,
10829 ix86_handle_selectany_attribute): Likewise.
10830 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10831 * config/m32c/m32c.c (function_vector_handler): Likewise.
10832 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10833 m68hc11_handle_fntype_attribute): Likewise.
10834 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10835 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10836 * config/mips/mips.c (mips_insert_attributes,
10837 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10838 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10839 rs6000_handle_struct_attribute): Likewise.
10840 * config/sh/sh.c (sh_insert_attributes,
10841 sh_handle_resbank_handler_attribute,
10842 sh_handle_interrupt_handler_attribute,
10843 sh2a_handle_function_vector_handler_attribute,
10844 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10846 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10847 * config/spu/spu.c (spu_handle_fndecl_attribute,
10848 spu_handle_vector_attribute): Likewise.
10849 * config/stormy16/stormy16.c
10850 (xstormy16_handle_interrupt_attribute): Likewise.
10851 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10852 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10854 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10856 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10857 (pp_translate_identifiers): New.
10858 (pp_identifier): Only conditionally translate identifier to locale
10860 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10861 (pp_base_tree_identifier): Only conditionally translate identifier
10862 to locale character set.
10863 * c-pretty-print.c (M_): Define.
10864 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10865 fragments for conditional translation with M_.
10866 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10867 identifier translation.
10869 2009-05-10 Richard Guenther <rguenther@suse.de>
10871 PR tree-optimization/40081
10872 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10873 using the main variant of the element type. Do not fiddle with
10874 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10876 2009-05-09 Jan Hubicka <jh@suse.cz>
10878 PR middle-end/40080
10879 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10880 indirect calls; verify cgraph afterwards.
10882 2009-05-09 Jan Hubicka <jh@suse.cz>
10885 * ipa.c (update_inlined_to_pointer): New function.
10886 (cgraph_remove_unreachable_nodes): Use it.
10888 2009-05-09 Jan Hubicka <jh@suse.cz>
10890 * tree-eh.c (struct leh_state): Remove prev_try.
10891 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10892 not track prev_try.
10893 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10894 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10895 remove_eh_handler_and_replace, foreach_reachable_handler,
10896 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10897 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10898 (gen_eh_region_cleanup): Update prototype.
10900 2009-05-09 Jan Hubicka <jh@suse.cz>
10902 PR middle-end/40043
10903 * except.c (copy_eh_region): Always set prev_try.
10904 (redirect_eh_edge_to_label): Find outer try.
10905 (foreach_reachable_handler): When looking for prev try
10906 handle case where previous try is not going to be taken.
10908 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10910 PR tree-optimization/40049
10911 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10912 only vector/vector shifts, convert the type of the constant to the
10913 appropriate type to avoid building incorrect trees, which
10914 eventually have problems with garbage collection.
10916 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10918 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10919 -1 for complex floating-point types if honoring signed zeros.
10921 2009-05-08 Jan Hubicka <jh@suse.cz>
10923 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10924 argument; handle correctly when profile is absent.
10925 (build_cgraph_edges): Update.
10926 (rebuild_cgraph_edges): Update.
10927 * cgraph.c: Do not include varray.h.
10928 (cgraph_set_call_stmt_including_clones): New function.
10929 (cgraph_create_edge_including_clones): Likewise
10930 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10931 (cgraph_update_edges_for_call_stmt): Handle clones.
10932 (cgraph_remove_node): Handle clone tree.
10933 (cgraph_remove_node_and_inline_clones): New function.
10934 (dump_cgraph_node): Dump clone tree.
10935 (cgraph_clone_node): Handle clone tree.
10936 (clone_function_name): Bring here from tree-inline.c.
10937 (cgraph_create_virtual_clone): New function.
10938 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10939 (cgraph_clone_info): New function.
10940 (strut cgraph_node): Add clone_info and new clone tree pointers.
10941 (cgraph_remove_node_and_inline_clones,
10942 cgraph_set_call_stmt_including_clones,
10943 cgraph_create_edge_including_clones,
10944 cgraph_create_virtual_clone): Declare.
10945 (cgraph_function_versioning): Use VEC argument.
10946 (compute_call_stmt_bb_frequency): Update prototype.
10947 (cgraph_materialize_all_clones): New function.
10948 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10949 (ipcp_create_replace_map): Update to VECtors.
10950 (ipcp_update_callgraph): Use virtual clones.
10951 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10952 (ipcp_update_profiling): Do not update local profiling.
10953 (ipcp_insert_stage): Use VECtors and virtual clones.
10954 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10955 (clone_of_p): New function.
10956 (cgraph_preserve_function_body_p): Use clone tree.
10957 (cgraph_optimize): Materialize clones.
10958 (cgraph_function_versioning): Update for VECtors.
10959 (save_inline_function_body): Use clone tree.
10960 (cgraph_materialize_clone): New function.
10961 (cgraph_materialize_all_clones): Likewise.
10962 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10963 * ipa.c: Include gimple.h.
10964 (cgraph_remove_unreachable_nodes): Use clone tree.
10965 * ipa-prop.c (ipa_note_param_call): Update call to
10966 compute_call_stmt_bb_frequencycall.
10967 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10968 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10969 (copy_bb): Handle updating of clone tree; add new edge when new call
10971 (expand_call_inline): Be strict about every call having edge.
10972 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10973 (delete_unreachable_blocks_update_callgraph): New function.
10974 (tree_function_versioning): Use VECtors; always remove unreachable
10975 blocks and fold conditionals.
10976 * tree-inline.h: Do not include varray.h.
10977 (tree_function_versioning): Remove.
10978 * Makefile.in (GTFILES): Remove tree-inline.c
10979 * passes.c (do_per_function): Do only functions having body.
10980 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10983 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10984 Andrew Morrow <acm@google.com>
10987 * c-common.c (c_common_attribute_table): Permit deprecated
10988 attribute to take an optional argument.
10989 (handle_deprecated_attribute): If the optional argument to
10990 __attribute__((deprecated)) is not a string ignore the attribute
10991 and emit a warning.
10993 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10994 * c-typeck.c (build_component_ref): Likewise.
10995 (build_external_ref): Likewise.
10997 * toplev.c (warn_deprecated_use): Add an attribute argument.
10998 Emit the message associated with __attribute__((deprecated)).
11000 * toplev.h (warn_deprecated_use): Updated.
11002 * doc/extend.texi: Document new optional parameter to
11003 __attribute__((deprecated))
11005 2009-05-08 Michael Eager <eager@eagercon.com>
11007 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11008 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11010 2009-05-08 Richard Guenther <rguenther@suse.de>
11012 PR tree-optimization/40062
11013 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11014 Avoid exponential behavior.
11016 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11018 PR rtl-optimization/33928
11020 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11021 process_uses, build_single_def_use_links): New.
11022 (update_df): Update use_def_ref.
11023 (forward_propagate_into): Use get_def_for_use instead of use-def
11025 (fwprop_init): Call build_single_def_use_links and let it initialize
11027 (fwprop_done): Free use_def_ref.
11028 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11029 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11030 df_rd_simulate_one_insn): New.
11031 (df_rd_bb_local_compute_process_def): Update head comment.
11032 (df_chain_create_bb): Use the new RD simulation functions.
11033 * df.h (df_rd_simulate_artificial_defs_at_top,
11034 df_rd_simulate_one_insn): New.
11035 * opts.c (decode_options): Enable fwprop at -O1.
11036 * doc/invoke.texi (-fforward-propagate): Document this.
11038 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11041 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11042 and one complex operand specially.
11043 * tree-complex.c (some_nonzerop): Do not identify a real value as
11044 zero if flag_signed_zeros.
11046 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11048 PR rtl-optimization/33928
11049 * loop-invariant.c (record_use): Fix && vs. || mishap.
11051 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11053 PR rtl-optimization/33928
11054 * loop-invariant.c (struct use): Add addr_use_p.
11055 (struct def): Add n_addr_uses.
11056 (struct invariant): Add cheap_address.
11057 (create_new_invariant): Set cheap_address.
11058 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11059 (record_uses): Pass df_ref to record_use.
11060 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11063 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11065 * config/sh/sh.c: Do not include c-pragma.h.
11067 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11069 * config/spu/spu.c: Remove include of c-common.h.
11071 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11074 * c-common.h (mark_valid_location_for_stdc_pragma,
11075 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11076 clear_float_const_decimal64, float_const_decimal64_p): New.
11077 * c.opt (Wunsuffixed-float-constants): New.
11078 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11079 unsuffixed float constant, handle new warning.
11080 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11081 * c-decl.c (c_scope): New flag float_const_decimal64.
11082 (set_float_const_decimal64, clear_float_const_decimal64,
11083 float_const_decimal64_p): New.
11084 (push_scope): Set new flag.
11085 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11086 to use STDC pragmas.
11087 (c_parser_external_declaration): Ditto.
11088 (c_parser_compound_statement_nostart): Ditto.
11089 * c-pragma.c (valid_location_for_stdc_pragma,
11090 mark_valid_location_for_stdc_pragma,
11091 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11092 handle_pragma_float_const_decimal64): New.
11093 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11094 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11095 set_float_const_decimal64, clear_float_const_decimal64,
11096 float_const_decimal64_p): New dummy functions.
11097 * doc/extend.texi (Decimal Float): Remove statement that the
11098 pragma, and suffix for double constants, are not supported.
11099 * doc/invoke.texi (Warning Options): List new option.
11100 (-Wunsuffixed-float-constants): New.
11102 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11104 * config/i386/i386.c: Do not include c-common.h.
11106 2009-05-07 Mark Heffernan <meheff@google.com>
11108 * doc/invoke.texi (Debugging Options): Document change of debugging
11110 * opts.c (decode_options): Make dump_base_name relative to
11111 aux_base_name directory.
11113 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11115 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11116 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11118 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11120 * Makefile.in (install-plugin): Simplify a bit.
11122 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11124 * Makefile.in (OBJS-common): Add regcprop.o.
11126 * timevar.def (TV_CPROP_REGISTERS): New.
11127 * regrename.c (regrename_optimize): Return 0.
11128 (rest_of_handle_regrename): Delete.
11129 (pass_rename_registers): Point to regrename_optimize.
11130 (struct value_data_entry, struct value_data,
11131 kill_value_one_regno, kill_value_regno, kill_value,
11132 set_value_regno, init_value_data, kill_clobbered_value,
11133 kill_set_value, kill_autoinc_value, copy_value,
11134 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11135 replace_oldest_value_reg, replace_oldest_value_addr,
11136 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11137 debug_value_data, validate_value_data): Move...
11138 * regcprop.c: ... here.
11139 (rest_of_handle_cprop): Delete.
11140 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11142 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11144 PR middle-end/40057
11145 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11146 GEN_INT for 1 << bitnum.
11147 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11148 build_int_cst_type.
11150 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11152 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11153 Remove wrong description of "nand" operation.
11155 2009-05-06 Richard Guenther <rguenther@suse.de>
11156 Adam Nemet <anemet@caviumnetworks.com>
11158 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11159 comment. Add that if LHS is not a gimple register, then RHS1 has
11160 to be a single object (GIMPLE_SINGLE_RHS).
11162 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11164 * expr.c (get_def_for_expr): Move it up in the file.
11165 (store_field): When expanding a bit-field store, look at the
11166 defining gimple stmt for the masking conversion.
11168 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11170 PR middle-end/39986
11171 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11172 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11173 32-bit memcpy into long.
11175 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11177 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11178 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11180 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11181 instead of appending DW_OP_deref*.
11183 2009-05-06 Michael Matz <matz@suse.de>
11185 PR middle-end/40021
11186 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11187 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11189 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11191 * Makefile.in (install-plugin): Fix srcdir handling.
11193 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11195 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11196 when processing for not_regs_needed bitmap.
11197 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11198 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11199 handling it for rhs.
11201 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11203 * config/i386/i386.md (unnamed inc/dec peephole): Use
11204 optimize_insn_for_size_p instead of optimize_size.
11205 * config/i386/predicates.md (incdec_operand): Likewise.
11206 (aligned_operand): Likewise.
11207 * config/i386/sse.md (divv8sf3): Likewise.
11208 (sqrtv8sf2): Likewise.
11210 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11212 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11214 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11216 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11218 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11219 ssemodesuffixf2c with avxmodesuffixf2c.
11221 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11224 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11226 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11228 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11229 (struct tree_base): Adjust spacing for 8 bit boundaries.
11230 (struct tree_decl_common): Add decl_by_reference_flag bit.
11231 (DECL_BY_REFERENCE): Adjust.
11232 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11233 print DECL_BY_REFERENCE bit.
11234 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11235 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11236 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11237 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11240 PR middle-end/39666
11241 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11242 range of the type, but default label is missing, add it with one
11243 of the existing labels instead of adding a new label for it.
11245 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11249 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11251 * Makefile.in (enable_plugin, plugin_includedir): New.
11252 (install): Depend on install-plugin.
11253 (PLUGIN_HEADERS): New.
11254 (install-plugin): New.
11255 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11257 2009-05-05 Richard Guenther <rguenther@suse.de>
11259 PR tree-optimization/40022
11260 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11262 (phivn_valid_p): Fix tuplification error, simplify.
11263 (phiprop_insert_phi): Add dumps.
11264 (propagate_with_phi): Simplify.
11266 2009-05-05 Richard Guenther <rguenther@suse.de>
11268 PR middle-end/40023
11269 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11271 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11273 * tree.h (strip_float_extensions): Remove duplicate declaration.
11274 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11275 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11276 block_ultimate_origin): Rearrange the declarations line to match the
11277 comment that indicates the .c file which the functions are defined.
11278 (dwarf2out_*, set_decl_rtl): Add comment.
11279 (get_base_address): Adjust comment.
11280 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11281 declarations line and add comment.
11282 (is_builtin_name): Add blank after function name, for clarity.
11284 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11286 * attribs.c (decl_attributes): Use %qE for identifiers in
11288 * cgraphunit.c (verify_cgraph_node): Translate function names to
11289 locale character set in diagnostics.
11290 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11292 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11293 Document that functions are named in UTF-8.
11294 * expr.c (expand_expr_real_1): Translate function names to locale
11295 character set in diagnostics.
11296 * gimplify.c (omp_notice_variable, omp_is_private,
11297 gimplify_scan_omp_clauses): Use %qE for identifiers in
11299 * langhooks.c (lhd_print_error_function): Translate function names
11300 to locale character set.
11301 * langhooks.h (decl_printable_name): Document that return value is
11302 in internal character set.
11303 * stmt.c: Include pretty-print.h
11304 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11306 (resolve_operand_name_1): Translate named operand name to locale
11308 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11310 * toplev.c (announce_function): Translate function names to locale
11312 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11313 (default_tree_printer): Use pp_identifier or translate identifiers
11314 to locale character set. Mark "<anonymous>" for translation.
11315 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11316 for identifiers in diagnostics.
11317 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11319 * varasm.c (output_constructor): Use %qE for identifiers in
11322 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11324 * configure.ac: use ` ` instead of $()
11325 * configure: Regenerate.
11327 2009-05-05 Ben Elliston <bje@au.ibm.com>
11329 * config/pa/linux-atomic.c: Eliminate conditional include of
11330 errno.h on non-LP64 systems to simplify build requirements.
11332 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11334 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11336 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11337 and pass value to identifier_to_locale.
11338 (warn_variable_length_array): Make name a tree.
11339 (grokdeclarator): Separate diagnostic texts for named and unnamed
11340 declarators. Use %qE for named declarators.
11341 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11343 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11344 identifiers in diagnostics.
11345 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11346 identifier_to_locale. Mark "anonymous" strings for translation.
11348 2009-05-04 Michael Eager <eager@eagercon.com>
11350 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11351 address for DImode/DFmode only if double-precision FP regs.
11353 2009-05-04 Michael Eager <eager@eagercon.com>
11355 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11356 TARGET_SINGLE_FLOAT check.
11358 2009-05-04 Michael Eager <eager@eagercon.com>
11360 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11362 2009-05-04 Michael Eager <eager@eagercon.com>
11364 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11365 * config/rs6000/t-xilinx: New
11367 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11369 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11370 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11371 * gcc/explow.c (memory_address): Use target hook.
11372 * gcc/targhooks.c (default_legitimize_address): New.
11373 * gcc/targhooks.h (default_legitimize_address): New.
11374 * gcc/target.h (legitimize_address): New.
11375 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11376 (TARGET_INITIALIZER): Include it.
11377 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11379 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11380 * config/bfin/bfin.c (legitimize_address): Remove.
11381 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11382 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11384 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11385 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11387 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11388 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11389 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11390 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11391 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11392 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11393 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11394 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11395 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11396 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11397 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11398 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11399 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11400 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11401 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11402 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11403 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11404 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11405 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11406 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11407 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11408 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11409 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11411 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11412 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11413 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11414 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11415 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11416 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11417 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11418 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11419 (thumb_legitimize_address): Delete.
11420 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11421 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11422 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11423 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11424 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11425 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11427 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11430 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11431 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11432 * config/m32r/m32r.c (m32r_legitimize_address): New.
11433 * config/m68k/m68k.c (m68k_legitimize_address): New.
11434 * config/score/score.c (score_legitimize_address): Standardize.
11435 * config/score/score3.c (score3_legitimize_address): Standardize.
11436 * config/score/score3.h (score3_legitimize_address): Adjust.
11437 * config/score/score7.c (score7_legitimize_address): Standardize.
11438 * config/score/score7.h (score7_legitimize_address): Adjust.
11439 * config/sh/sh.c (sh_legitimize_address): New.
11440 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11442 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11443 (s390_legitimize_address): ... this.
11444 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11445 (sparc_legitimize_address): ... this.
11446 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11447 (ix86_legitimize_address): ... this.
11448 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11449 (avr_legitimize_address): ... this.
11450 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11451 (mn10300_legitimize_address): ... this.
11452 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11453 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11454 (alpha_expand_mov): Adjust call.
11456 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11457 * config/spu/spu.c (spu_legitimize_address): Likewise.
11458 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11459 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11461 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11463 * intl.c (locale_encoding, locale_utf8): New.
11464 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11465 * intl.h (locale_encoding, locale_utf8): Declare.
11466 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11467 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11469 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11471 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11472 (pp_base_tree_identifier): Declare as function.
11473 (identifier_to_locale): Declare.
11474 * Makefile.in (pretty-print.o): Update dependencies.
11475 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11477 2009-05-04 Richard Guenther <rguenther@suse.de>
11479 PR middle-end/40015
11480 * builtins.c (fold_builtin_memory_op): Do not decay to element
11481 type if the size matches the whole array.
11483 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11485 * expmed.c (synth_mult): When trying out a shift, pass the result
11488 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11490 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11491 (shiftsub1_cost): New.
11492 (init_expmed): Compute shiftsub1_cost.
11493 (synth_mult): Optimize multiplications by constants of the form
11494 -(2^^m-1) for some constant positive integer m.
11496 2009-05-03 Richard Guenther <rguenther@suse.de>
11499 * c-typeck.c (array_to_pointer_conversion): Do not built
11500 ADDR_EXPRs of arrays of pointer-to-element type.
11501 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11502 up wrong ADDR_EXPRs after-the-fact.
11503 * c-common.c (strict_aliasing_warning): Strip pointer
11504 conversions for obtaining the original type.
11505 * builtins.c (fold_builtin_memset): Handle array types.
11506 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11509 2009-05-03 Richard Guenther <rguenther@suse.de>
11511 PR middle-end/23329
11512 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11513 Do not lose casts from array types with unknown extent to array
11514 types with known extent.
11515 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11516 alias set compatibility.
11518 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11520 * flags.h (extra_warnings): Delete.
11521 * toplev.c (process_options): Handle Wuninitialized here.
11522 * opts.c (extra_warnings): Delete.
11523 (set_Wextra): Delete.
11524 (common_handle_option): -Wextra can be handled automatically.
11525 * c-opts.c (c_common_handle_option): Delete obsolete code.
11526 (c_common_post_options): Simplify comment.
11527 * common.opt (W): Add Var.
11529 (Wuninitialized): Initialize to -1.
11531 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11532 Richard Guenther <rguenther@suse.de>
11534 * expr.c (get_def_for_expr): New function.
11535 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11536 SSA rather than trees.
11537 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11538 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11540 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11542 * c-common.c (reswords): Add _Imaginary.
11543 * c-common.c (enum rid): Add RID_IMAGINARY.
11545 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11547 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11548 Patch by Richard Guenther.
11550 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11552 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11553 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11554 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11555 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11556 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11557 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11558 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11559 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11560 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11561 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11562 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11563 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11564 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11565 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11566 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11567 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11568 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11569 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11571 2009-05-02 Richard Guenther <rguenther@suse.de>
11573 PR tree-optimization/39940
11574 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11577 2009-05-02 Richard Guenther <rguenther@suse.de>
11579 PR middle-end/40001
11580 * tree-ssa.c (execute_update_addresses_taken): Properly check
11581 if we can mark a variable DECL_GIMPLE_REG_P.
11582 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11583 back to the end of the function.
11584 (is_gimple_reg_type): Remove complex type special casing.
11585 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11588 2009-05-02 Ben Elliston <bje@au.ibm.com>
11590 * doc/collect2.texi (Collect2): Document search path behaviour
11591 when configured with --with-ld.
11593 2009-05-02 Jan Hubicka <jh@suse.cz>
11595 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11596 parameter; update callers.
11597 (coalesce_cost_edge): EH edges are costier because they needs
11598 splitting even if not critical and even more costier when there are
11599 multiple EH predecestors.
11601 2009-05-02 Jan Hubicka <jh@suse.cz>
11603 * except.c (remove_eh_handler_and_replace): Handle updating after
11604 removing TRY blocks.
11606 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11608 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11610 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11612 * varasm.c: Do not include c-pragma.h.
11613 * attribs.c: Do not incude c-common.h.
11615 2009-05-01 Michael Matz <matz@suse.de>
11617 * calls.c (initialize_argument_information): Handle SSA names like
11618 decls with a non MEM_P DECL_RTL.
11620 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11622 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11623 * ipa-utils.c: Likewise.
11624 * ipa-type-escape.c: Likewise.
11625 * cgraphunit.c Do not include c-common.h.
11626 * ipa-pure-const.c: Likewise.
11627 * tree-if-conv.c: Likewise.
11628 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11629 * ipa-struct-reorg.c: Likewise.
11630 * tree-nomudflap.c: Likewise.
11631 * tree-ssa-structalias.c: Likewise.
11633 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11635 * store-motion.c: Many cleanups to make this pass a first-class
11636 citizen instead of an appendix to gcse load motion. Add TODO list
11637 to make this pass faster/cleaner/better.
11639 (struct ls_expr): Post gcse.c-split cleanups.
11640 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11641 "stores" field to "avail_stores".
11642 (pre_ldst_mems): Rename to store_motion_mems.
11643 (pre_ldst_table): Rename to store_motion_mems_table.
11644 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11645 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11646 (ldst_entry): Rename to st_expr_entry, update users.
11647 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11648 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11649 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11651 (first_ls_expr): Rename to first_st_expr, update users.
11652 (next_ls_expr): Rename to next_st_expr, update users.
11653 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11654 fields properly for store motion instead of names inherited from load
11656 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11657 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11660 (ae_kill): Rename to st_kill, update users.
11661 (ae_gen): Rename to st_avloc, update users.
11662 (transp): Rename to st_transp, update users.
11663 (pre_insert_map): Rename to st_insert_map, update users.
11664 (pre_delete_map): Rename to st_delete_map, update users.
11665 (insert_store, build_store_vectors, free_store_memory,
11666 one_store_motion_pass): Update for abovementioned changes.
11668 (gcse_subst_count, gcse_create_count): Remove.
11669 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11670 and "n_stores_created", local variables.
11672 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11675 (regvec, compute_store_table_current_insn): Remove.
11676 (reg_set_info, reg_clear_last_set): Remove.
11677 (compute_store_table): Use DF caches instead of local dataflow
11680 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11682 * c-objc-common.c (c_tree_printer): Print identifiers with
11683 pp_identifier, not pp_string. Mark "({anonymous})" for
11685 * c-pretty-print.c (pp_c_ws_string): New.
11686 (pp_c_cv_qualifier, pp_c_type_specifier,
11687 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11688 pp_c_storage_class_specifier, pp_c_function_specifier,
11689 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11690 pp_c_primary_expression, pp_c_postfix_expression,
11691 pp_c_unary_expression, pp_c_shift_expression,
11692 pp_c_relational_expression, pp_c_equality_expression,
11693 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11694 use pp_string and pp_c_ws_string in place of pp_identifier and
11695 pp_c_identifier for non-identifiers. Mark English strings for
11697 * c-pretty-print.h (pp_c_ws_string): Declare.
11699 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11700 Roland McGrath <roland@redhat.com>
11702 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11703 (ENABLE_LD_BUILDID): New configuration option.
11704 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11705 (LINK_BUILDID_SPEC): New macro.
11706 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11708 * doc/install.texi: Document --enable-linker-build-id option.
11709 * configure: Rebuild.
11710 * config.in: Rebuild.
11712 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11714 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11715 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11716 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11717 MIPS_GP_SAVE_AREA_SIZE.
11718 * config/mips/mips.c (struct mips_frame_info): Update comment
11719 before arg_pointer_offset and hard_frame_pointer_offset.
11720 (mips_compute_frame_info): Update diagram before function: to
11721 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11722 indicate the position of frame_pointer_rtx with -fstack-protector and
11723 to show args_size. Don't allocate cprestore area for leaf functions
11724 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11726 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11728 2009-04-30 Michael Matz <matz@suse.de>
11730 PR tree-optimization/39955
11731 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11733 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11735 * ira.c (setup_cover_and_important_classes): Use safe macro
11736 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11738 * genpreds.c (write_tm_preds_h): Output suitable definition of
11739 REG_CLASS_FOR_CONSTRAINT.
11741 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11743 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11745 * bitmap.c (bitmap_descriptor): Likewise.
11746 * ggc-common.c (loc_descriptor): Likewise.
11747 * varray.c (varray_descriptor): Likewise.
11748 * vec.c (vec_descriptor): Likewise.
11750 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11752 * Makefile.in (dce.o): Add $(EXCEPT_H).
11753 * dce.c: Include except.h and delete redundant vector definitions.
11754 (deletable_insn_p): Return false for non-call insns that can throw
11757 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11759 * gcse.c (ae_gen): Remove.
11760 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11761 and make non-static function to make it available in store-motion.c.
11762 Update call sites with search-and-replace.
11763 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11764 extract_mentioned_regs, extract_mentioned_regs_helper,
11765 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11766 store_killed_in_insn, store_killed_after, store_killed_before,
11767 build_store_vectors, insert_insn_start_basic_block, insert-store,
11768 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11769 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11770 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11771 * store-motion.c: ...new file. Also copy data structures from gcse.c
11772 and clean up to remove parts not used by store motion.
11773 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11774 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11776 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11779 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11780 when optimizing for size.
11782 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11784 * gcse.c (gcse_constant_p): Fix typo in last change.
11786 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11788 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11790 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11792 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11794 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11796 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11797 CONST_HIGH_PART result.
11799 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11801 * config/avr/avr.c (initial_elimination_offset): Rename to
11802 avr_initial_elimination_offset.
11803 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11804 change return type to bool.
11805 (avr_can_eliminate): New function.
11806 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11807 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11808 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11809 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11810 avr_initial_elimination_offset.
11811 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11812 (avr_initial_elimination_offset): Define.
11814 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11815 Steven Bosscher <steven@gcc.gnu.org>
11817 PR rtl-optimization/39938
11818 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11819 * cfgrtl.c: Include insn-attr.h.
11820 (rest_of_pass_free_cfg): New function.
11821 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11822 * resource.c (init_resource_info): Remove call to df_analyze.
11824 2009-04-29 Richard Guenther <rguenther@suse.de>
11827 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11828 allow conversion to signed integers.
11830 2009-04-29 Richard Guenther <rguenther@suse.de>
11832 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11833 shifts of floating point vectors if the shift amount is
11834 a constant multiple of the element size.
11836 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11837 Michael Matz <matz@suse.de>
11839 PR middle-end/39927
11841 * tree-outof-ssa.c (emit_partition_copy): New function.
11842 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11843 insert_part_to_rtx_on_edge): Perform the partition base var
11844 copy using emit_partition_copy.
11845 (insert_value_copy_on_edge): Convert constants to the right mode.
11846 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11847 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11849 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11851 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11852 scan backwards to try to find a constant to initialize it.
11854 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11855 insn before the loop_end instruction, don't look past labels.
11857 2009-04-29 Richard Guenther <rguenther@suse.de>
11859 PR middle-end/39937
11860 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11861 loose type conversions.
11862 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11863 stmts only if there are no uses of its definition.
11865 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11867 * config/bfin/bfin.h (splitting_loops): Declare.
11868 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11869 Reorder bit definitions to be ascending.
11870 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11871 * config/bfin/bfin.c (splitting_loops): New variable.
11872 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11873 (struct loop_info): Remove members INIT and LOOP_INIT.
11874 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11875 the LSETUP sequence. Allow LC to be loaded from any register, but
11876 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11877 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11879 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11880 of reload_completed.
11883 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11885 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11887 * Makefile.in (PLUGIN_VERSION_H): New.
11888 (OBJS-common): Remove plugin-version.o.
11889 (plugin.o): Depend on (PLUGIN_VERSION_H).
11890 (plugin-version.o): Remove.
11891 * configure: Regenerate
11892 * configure.ac: Create plugin-version.h.
11893 * gcc-plugin.h (plugin_gcc_version): Remove.
11894 (plugin_default_version_check): Change signature.
11895 * plugin-version.c: Remove.
11896 * plugin.c: Include plugin-version.h.
11897 (str_plugin_gcc_version_name): Remove.
11898 (try_init_one_plugin): Pass gcc version to plugin_init.
11899 (plugin_default_version_check): Both gcc and plugin versions are now
11902 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11904 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11905 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11906 Remove special case testing for last insn of inner loops. Don't fail
11907 if the loop ends with a jump, emit an extra nop instead.
11909 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11910 DREGS rather than comparing directly. Remove code that tries to
11911 account for latencies.
11913 2009-04-29 Richard Guenther <rguenther@suse.de>
11915 PR tree-optimization/39941
11916 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11917 eliminating an indirect call.
11919 2009-04-29 Richard Guenther <rguenther@suse.de>
11921 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11922 parameter. Allow invariants as base if !require_lvalue.
11923 (verify_gimple_assign_single): Adjust.
11925 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11927 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11928 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11929 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11930 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11931 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11933 * config/bfin/bfin.c (bfin_expand_builtin,
11934 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11936 2009-04-28 Richard Guenther <rguenther@suse.de>
11938 * tree-vect-loop.c (get_initial_def_for_induction): Use
11939 correct types for pointer increment.
11941 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11943 * toplev.c (print_version): Update GMP version string calculation.
11945 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11947 PR rtl-optimization/39938
11948 * resource.c (init_resource_info): Add call to df_analyze.
11950 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11952 * config/alpha/alpha.md (usegp): Cast the result of
11953 alpha_find_lo_sum_using_gp to enum attr_usegp.
11954 * config/alpha/alpha.c (override_options): Remove end-of-structure
11955 marker element from cpu_table. Use array size of cpu_table to handle
11956 -mcpu and -mtune options.
11957 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11959 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11961 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11962 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11963 tune_32 and tune_64.
11964 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11965 support on PowerPC.
11966 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11967 * config/rs6000/option-defaults.h: ... here. New file.
11968 (OPT_64, OPT_32): Define.
11969 (MASK_64BIT): Define to 0 if not already defined.
11970 (OPT_ARCH64, OPT_ARCH32): Define.
11971 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11974 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11976 * config/arm/arm.c (arm_override_options): Emit error on using
11979 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11981 PR rtl-optimization/39914
11982 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11983 registers for allocnos created from user-defined variables only
11984 when not optimizing.
11986 2009-04-28 Richard Guenther <rguenther@suse.de>
11988 PR middle-end/39937
11989 * fold-const.c (fold_binary): Use distribute_real_division only
11992 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11994 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11995 add hpux-stdint.h to tm_file.
11996 (hppa[12]*-*-hpux11*): Ditto.
11997 (ia64*-*-hpux*): Ditto.
11998 * config/hpux-stdint.h: New.
11999 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12000 __STDC_EXT__ for all compiles.
12001 * config/pa/pa-hpux.h: Ditto.
12002 * config/pa/pa-hpux10.h: Ditto.
12003 * config/pa/pa-hpux11.h: Ditto.
12005 2009-04-28 Catherine Moore <clm@codesourcery.com>
12007 * debug.h (set_name): Add comment.
12009 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12012 * config/darwin.c (machopic_gen_offset): Check
12013 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12014 * config/arm/arm.c (require_pic_register): Likewise.
12016 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12018 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12019 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12020 m32c_promote_prototypes): Delete.
12022 2009-04-28 Michael Matz <matz@suse.de>
12024 PR middle-end/39922
12025 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12028 2009-04-28 Richard Guenther <rguenther@suse.de>
12030 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12032 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12034 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12035 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12036 * config/arm/arm-tune.md: Regenerate.
12038 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12040 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12041 block if there are complex incoming edges.
12042 (sel_merge_blocks): Remove useless assert.
12043 (sel_redirect_edge_and_branch): Check that edge was redirected.
12044 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12045 (sel_find_rgns): Delete declaration.
12046 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12047 the region when it is not a preheader.
12049 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12052 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12054 2009-04-28 Richard Guenther <rguenther@suse.de>
12056 * tree.h (SSA_NAME_VALUE): Remove.
12057 (struct tree_ssa_name): Remove value_handle member.
12058 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12059 array for jump threading.
12060 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12062 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12063 * tree-flow.h (threadedge_initialize_values): Declare.
12064 (threadedge_finalize_values): Likewise.
12065 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12066 (SSA_NAME_VALUE): Define.
12067 (threadedge_initialize_values): New function.
12068 (threadedge_finalize_values): Likewise.
12069 * tree-ssa-dom.c (ssa_name_values): New global variable.
12070 (SSA_NAME_VALUE): Define.
12071 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12073 2009-04-28 Ira Rosen <irar@il.ibm.com>
12075 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12076 Use REPORT_VECTORIZED_LOCATIONS instead
12077 REPORT_VECTORIZED_LOOPS.
12078 * tree-vectorizer.c (vect_verbosity_level): Make static.
12079 (vect_loop_location): Rename to vect_location.
12080 (vect_set_verbosity_level): Update comment.
12081 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12083 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12084 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12085 instead REPORT_UNVECTORIZED_LOOPS.
12086 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12087 and vect_loop_def to vect_external_def and vect_internal_def.
12088 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12089 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12090 REPORT_UNVECTORIZED_LOCATIONS.
12091 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12092 and vect_used_in_loop and to vect_unused_in_scope and
12093 vect_used_in_scope.
12094 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12095 (vect_verbosity_level): Remove declaration.
12096 (vect_analyze_operations): Likewise.
12097 (vect_analyze_stmt): Declare.
12098 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12099 REPORT_UNVECTORIZED_LOCATIONS.
12100 (vect_get_loop_niters): Fix indentation.
12101 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12102 (vect_analyze_loop_operations): New function.
12103 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12104 vect_analyze_operations.
12105 (vect_is_simple_reduction): Use new names.
12106 (vectorizable_live_operation, vect_transform_loop): Likewise.
12107 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12108 to specify whether the data references can be a part of interleaving
12110 (vect_analyze_data_ref_dependence): Use new names.
12111 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12112 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12113 * tree-vect-patterns.c (widened_name_p): Use new names.
12114 (vect_recog_dot_prod_pattern): Likewise.
12115 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12116 (process_use, vect_mark_stmts_to_be_vectorized,
12117 vect_model_simple_cost, vect_model_store_cost,
12118 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12119 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12120 vectorizable_operation, vectorizable_type_demotion,
12121 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12122 vectorizable_condition): Likewise.
12123 (vect_analyze_operations): Split into vect_analyze_loop_operations
12125 (vect_analyze_stmt): ... new function.
12126 (new_stmt_vec_info): Use new names.
12127 (vect_is_simple_use): Use new names and fix comment.
12128 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12129 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12131 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12134 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12135 and integer modes for x87 operands. Do not ICE for unsupported size,
12136 generate error instead. Generate error for unsupported operand types.
12137 ['z']: Do not handle HImode memory operands specially. Warning
12138 for floating-point operands. Fallthru to 'Z' for unsupported operand
12139 types. Do not ICE for unsupported size, generate error instead.
12140 (output_387_binary_op): Use %Z to output operands.
12141 (output_fp_compare): Ditto.
12142 (output_387_reg_move): Ditto.
12144 2009-04-28 Ben Elliston <bje@au.ibm.com>
12149 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12151 * builtins.c (c_strlen): Do not warn here.
12152 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12153 * c-common.c (pointer_int_sum): Take an explicit location.
12154 Warn about offsets out of bounds.
12155 * c-common.h (pointer_int_sum): Adjust declaration.
12157 2009-04-27 Ian Lance Taylor <iant@google.com>
12159 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12161 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12162 * df-core.c (df_set_flags): Change return type to int. Change
12163 type of old_flags to int.
12164 (df_clear_flags): Likewise.
12165 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12166 (df_get_conditional_uses): Likewise.
12167 * df.h (df_set_flags, df_clear_flags): Update declarations.
12168 * dwarf2out.c (struct indirect_string_node): Change type of form
12169 field to enum dwarf_form.
12170 (AT_string_form): Change return type to enum dwarf_form.
12171 * fixed-value.c (fixed_compare): Add cast to enum type.
12172 * fwprop.c (update_df): Change 0 to VOIDmode.
12173 * gensupport.c: Change 0 to UNKNOWN.
12174 * gimple.h (gimple_cond_code): Add cast to enum type.
12175 * haifa-sched.c (reemit_notes): Add cast to enum type.
12176 * hooks.c (hook_int_void_no_regs): Remove function.
12177 * hooks.h (hook_int_void_no_regs): Remove declaration.
12178 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12179 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12180 * real.c (real_arithmetic): Add cast to enum type.
12181 (real_compare): Likewise.
12182 * target.h (struct gcc_target): Change return type of
12183 branch_target_register_class to enum reg_class.
12184 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12185 default_branch_target_register_class.
12186 * targhooks.c (default_branch_target_register_class): New function.
12187 * targhooks.h (default_branch_target_register_class): Declare.
12188 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12189 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12191 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12193 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12194 vect_uninitialized_def. Change 0 to ERROR_MARK.
12195 * tree-vect-stmts.c (supportable_widening_operation): Don't
12196 initialize icode1 and icode2.
12197 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12198 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12200 (cmn_err_flag_specs): Change 0 to STD_C89.
12201 (cmn_err_char_table): Likewise.
12202 * config/arm/arm.c (get_arm_condition_code): Change type of code
12203 to enum arm_cond_code.
12204 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12205 (IWMMXT_BUILTIN2): Likewise.
12206 (neon_builtin_type_bits): Don't define typedef.
12207 (neon_builtin_datum): Change type of bits field to int.
12208 (arm_expand_neon_args): Add cast to enum type.
12209 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12211 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12212 casts to enum type.
12213 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12215 * config/mips/mips.md (jal_macro): Return enum constant.
12216 (single_insn): Likewise.
12217 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12219 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12220 casts to enum type.
12221 * config/s390/s390.c (s390_tune_flags): Change type to int.
12222 (s390_arch_flags): Likewise.
12223 (s390_handle_arch_option): Change flags field of struct pta to int.
12224 * config/s390/s390.h (s390_tune_flags): Update declaration.
12225 (s390_arch_flags): Likewise.
12226 * config/sh/sh.c (prepare_move_operands): Compare
12227 tls_symbolic_operand result with enum constant.
12228 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12229 (sh_expand_prologue): Add cast to enum type.
12230 (sh_expand_epilogue): Likewise.
12231 (tls_symbolic_operand): Change return type to enum tls_model.
12232 (fpscr_set_from_mem): Add cast to enum type.
12233 (legitimize_pic_address): Compare tls_symbolic_operand result with
12235 (sh_target_reg_class): Change return type to enum reg_class.
12236 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12238 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12239 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12240 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12241 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12242 (delayed_branch, tls_call_delay): Likewise.
12243 (eligible_for_sibcall_delay): Likewise.
12244 (eligible_for_return_delay): Likewise.
12245 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12246 (spu_expand_builtin_1): Likewise.
12248 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12249 for all types of conversions.
12250 (output_init_element): Issue -Wc++-compat warning if needed when
12251 initializing a bitfield with enum type.
12252 * c-parser.c (c_parser_expression): Set original_type to
12253 original_type of right hand operand of comma operator.
12255 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12257 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12259 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12260 * doc/cpp.texi (Standard Predefined Macros)
12261 (Implementation-defined behavior): Likewise.
12262 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12263 * doc/gimple.texi (GIMPLE Exception Handling)
12264 (@code{GIMPLE_ASSIGN}): Likewise.
12265 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12266 * doc/invoke.texi (Warning Options, Optimize Options)
12267 (AVR Options, Darwin Options): Likewise.
12268 (Optimize Options): Reformulate -fwhole-program description.
12269 * doc/loop.texi (Lambda): Likewise.
12270 * doc/md.texi (Output Template, Define Constraints)
12271 (Standard Names, Insn Splitting): Likewise.
12272 * doc/options.texi (Option properties): Likewise.
12273 * doc/passes.texi (Tree-SSA passes): Likewise.
12274 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12275 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12276 (File Names and DBX): Likewise.
12277 * doc/trouble.texi (Incompatibilities): Likewise.
12279 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12281 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12282 instruction is correct.
12284 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12286 Allow non-constant arguments to conversion intrinsics.
12287 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12288 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12289 * spu.c (print_operand): Handle 'v' and 'w'.
12290 (exp2_immediate_p, spu_gen_exp2): Define.
12291 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12292 spu_convtf_1): Update parameter descriptions.
12293 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12294 * constraints.md ('v', 'w'): New.
12295 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12297 (i2f, I2F): New define_mode_attr.
12298 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12299 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12300 fixuns_truncv4sfv4si2): Update to use mode attribute.
12301 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12302 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12303 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12304 patterns for combine.
12306 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12308 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12309 (cprop, hoist, pre, store_motion): New debug counters.
12310 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12311 is not an RTL pass anymore.
12312 (pass_profiling): Remove extern decl for pass removed in 2005.
12313 (pass_gcse, pass_jump_bypass): Remove.
12314 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12315 to 0 for clean state.
12316 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12317 * cse.c (gate_handle_cse_after_global_opts,
12318 rest_of_handle_cse_after_global_opts): New functions.
12319 (pass_cse_after_global_opts): New pass, does local CSE.
12320 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12321 (TV_CPROP): New timevar.
12322 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12323 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12324 (gcse_main, recompute_all_luids): Remove.
12325 (compute_hash_table_work): Call max_reg_num instead of reading
12327 (cprop_jump): Don't set run_jump_opt_after_gcse.
12328 (constprop_register): Always allow to alter jumps.
12329 (cprop_insn): Likewise.
12330 (do_local_cprop): Likewise.
12331 (local_cprop_pass): Likewise. Return non-zero if something changed.
12332 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12333 (find_implicit_sets): Add note about missed optimization opportunity.
12334 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12335 pass_rtl_cprop execute function.
12336 Don't bother tracking the pass number, each pass gets its own dumpfile
12338 Always allow to alter jumpsand bypass jumps.
12339 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12340 will just find no suitable set.
12341 (pre_edge_insert): Fix dumping, this function is for PRE only.
12342 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12343 pass_rtl_pre execute function.
12344 (hoist_code): Return non-zero if something changed. Keep track of
12345 substitutions and insertions for statistics gathering similar to PRE.
12346 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12347 called from the pass_rtl_hoist execute function. Show pass statistics.
12348 (compute_store_table): Use max_reg_num directly instead of using the
12349 formerly global max_gcse_regno.
12350 (build_store_vectors): Likewise.
12351 (replace_store_insn): Fix dumping.
12352 (store_motion): Rename to ...
12353 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12354 pass, called from the pass_rtl_store_motion execute function. Keep
12355 track of substitutions and insertions for statistics gathering similar
12357 (bypass_jumps): Remove, fold interesting bits into ...
12358 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12359 from the pass_rtl_cprop execute function.
12360 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12361 pass_jump_bypass): Remove.
12362 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12363 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12364 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12365 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12366 (gate_rtl_store_motion, execute_rtl_store_motion,
12367 pass_rtl_store_motion): New.
12368 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12369 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12370 * passes.c (init_optimization_passes): Remove pass_gcse and
12371 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12372 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12373 instead of pass_jump_bypass.
12375 2009-04-27 Richard Guenther <rguenther@suse.de>
12377 PR middle-end/39928
12378 * gimplify.c (gimplify_expr): If we are required to create
12379 a temporary make sure it ends up as register.
12381 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12384 * config/i386/i386.c (construct_container): Don't call
12385 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12386 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12388 2009-04-27 Michael Matz <matz@suse.de>
12390 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12391 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12392 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12393 (dump_replaceable_exprs): Take a bitmap.
12394 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12396 (expand_gimple_basic_block): Likewise.
12397 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12398 replaceable_expressions member a bitmap.
12399 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12400 (mark_replaceable): Likewise.
12401 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12402 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12404 2009-04-27 Richard Guenther <rguenther@suse.de>
12406 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12407 (verify_stmts): Dispatch to gimple/type verification code.
12408 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12409 issue with call argument types.
12411 2009-04-27 Michael Matz <matz@suse.de>
12413 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12414 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12417 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12418 Eric Botcazou <ebotcazou@adacore.com>
12420 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12421 a label's basic block.
12422 (mark_target_live_regs): Tidy and rework obsolete comments.
12423 Change back DF problem to LIVE. If a label starts a basic block,
12424 assume that all registers that used to be live then still are.
12425 (init_resource_info): If a label starts a basic block, set its
12426 BLOCK_FOR_INSN accordingly.
12427 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12429 2009-04-27 Richard Guenther <rguenther@suse.de>
12431 * tree-flow-inline.h (function_ann): Remove.
12432 (get_function_ann): Likewise.
12433 * tree-dfa.c (create_function_ann): Remove.
12434 * tree-flow.h (struct static_var_ann_d): Remove.
12435 (struct function_ann_d): Likewise.
12436 (union tree_ann_d): Remove fdecl member.
12437 (function_ann_t): Remove.
12438 (function_ann, get_function_ann, create_function_ann): Remove
12441 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12443 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12445 2009-04-27 Jan Hubicka <jh@suse.cz>
12447 * ipa-pure-const.c (struct funct_state_d): New fields
12448 state_previously_known, looping_previously_known; remove
12449 state_set_in_source.
12450 (analyze_function): Use new fields.
12451 (propagate): Avoid assumption that state_set_in_source imply
12454 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12455 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12456 * cfgloop.h (finite_loop_p): Declare.
12458 2009-04-26 Michael Matz <matz@suse.de>
12460 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12462 2009-04-26 Michael Matz <matz@suse.de>
12464 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12465 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12466 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12467 pass_mark_used_blocks): Remove.
12468 * tree-optimize.c (pass_free_datastructures,
12469 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12470 * passes.c (init_optimization_passes): Don't call
12471 pass_mark_used_blocks, remove dead code.
12473 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12475 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12476 * tree-ssa-live.h (register_ssa_partition): Likewise.
12478 2009-04-26 Michael Matz <matz@suse.de>
12481 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12482 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12483 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12485 (compare_pairs): Swap cost comparison.
12486 (coalesce_ssa_name): Don't use change_partition_var.
12487 * tree-nrv.c (struct nrv_data): Add modified member.
12488 (finalize_nrv_r): Set it.
12489 (tree_nrv): Use it to update statements.
12490 (pass_nrv): Require PROP_ssa.
12491 * tree-mudflap.c (mf_decl_cache_locals,
12492 mf_build_check_statement_for): Use make_rename_temp.
12493 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12494 * alias.c (find_base_decl): Handle SSA names.
12495 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12496 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12497 * rtl.h (set_reg_attrs_for_parm): Declare.
12498 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12499 to "optimized", remove unused locals at finish.
12500 (execute_free_datastructures): Make global, call
12501 delete_tree_cfg_annotations.
12502 (execute_free_cfg_annotations): Don't call
12503 delete_tree_cfg_annotations.
12505 * ssaexpand.h: New file.
12506 * expr.c (toplevel): Include ssaexpand.h.
12507 (expand_assignment): Handle SSA names the same as register variables.
12508 (expand_expr_real_1): Expand SSA names.
12509 * cfgexpand.c (toplevel): Include ssaexpand.h.
12510 (SA): New global variable.
12511 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12512 (SSAVAR): New macro.
12513 (set_rtl): New helper function.
12514 (add_stack_var): Deal with SSA names, use set_rtl.
12515 (expand_one_stack_var_at): Likewise.
12516 (expand_one_stack_var): Deal with SSA names.
12517 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12518 before unique numbers.
12519 (expand_stack_vars): Use set_rtl.
12520 (expand_one_var): Accept SSA names, add asserts for them, feed them
12521 to above subroutines.
12522 (expand_used_vars): Expand all partitions (without default defs),
12523 then only the local decls (ignoring those expanded already).
12524 (expand_gimple_cond): Remove edges when jumpif() expands an
12525 unconditional jump.
12526 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12527 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12529 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12530 members of SA; deal with PARM_DECL partitions here; expand
12531 all PHI nodes, free tree datastructures and SA. Commit instructions
12532 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12533 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12534 info and statements at start, collect garbage at finish.
12535 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12536 (VAR_ANN_PARTITION) Remove.
12537 (change_partition_var): Don't declare.
12538 (partition_to_var): Always return SSA names.
12539 (var_to_partition): Only accept SSA names.
12540 (register_ssa_partition): Only check argument.
12541 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12543 (delete_var_map): Don't free it.
12544 (var_union): Only accept SSA names, simplify.
12545 (partition_view_init): Mark only useful SSA names as used.
12546 (partition_view_fini): Only deal with SSA names.
12547 (change_partition_var): Remove.
12548 (dump_var_map): Use ssa_name instead of partition_to_var member.
12549 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12551 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12552 (struct _elim_graph): New member const_dests; nodes member vector of
12554 (set_location_for_edge): New static helper.
12555 (create_temp): Remove.
12556 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12557 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12558 (new_elim_graph): Allocate const_dests member.
12559 (clean_elim_graph): Truncate const_dests member.
12560 (delete_elim_graph): Free const_dests member.
12561 (elim_graph_size): Adapt to new type of nodes member.
12562 (elim_graph_add_node): Likewise.
12563 (eliminate_name): Likewise.
12564 (eliminate_build): Don't take basic block argument, deal only with
12565 partition numbers, not variables.
12566 (get_temp_reg): New static helper.
12567 (elim_create): Use it, deal with RTL temporaries instead of trees.
12568 (eliminate_phi): Adjust all calls to new signature.
12569 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12570 (rewrite_trees): Only do checking.
12571 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12572 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12573 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12574 contains_tree_r, MAX_STMTS_IN_LATCH,
12575 process_single_block_loop_latch, analyze_edges_for_bb,
12576 perform_edge_inserts): Remove.
12577 (expand_phi_nodes): New global function.
12578 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12579 functions, initialize new parameter, remember partitions having a
12581 (finish_out_of_ssa): New global function.
12582 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12583 don't reset in_ssa_p here, don't disable TER when mudflap.
12584 (pass_del_ssa): Remove.
12585 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12587 (execute_free_datastructures): Declare.
12588 * Makefile.in (SSAEXPAND_H): New variable.
12589 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12590 * basic-block.h (commit_one_edge_insertion): Declare.
12591 * passes.c (init_optimization_passes): Move pass_nrv and
12592 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12593 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12594 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12595 (redirect_branch_edge): Deal with super block when expanding, split
12596 out jump patching itself into ...
12597 (patch_jump_insn): ... here, new static helper.
12599 2009-04-26 Michael Matz <matz@suse.de>
12601 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12602 beyond num_ssa_names.
12603 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12604 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12606 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12608 PR inline-asm/39543
12609 * fwprop.c (forward_propagate_asm): New function.
12610 (forward_propagate_and_simplify): Propagate also into __asm, if it
12611 doesn't increase the number of referenced registers.
12614 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12616 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12618 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12619 note_nonlocal_vla_type for nonlocal VLAs.
12620 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12621 contains_remapped_vars, remap_vla_decls): New functions.
12622 (convert_nonlocal_reference_stmt): If not optimizing, call
12623 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12624 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12625 if it wasn't found in var_map.
12626 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12627 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12628 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12630 * gimplify.c (nonlocal_vlas): New variable.
12631 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12633 (gimplify_body): Create and destroy nonlocal_vlas.
12635 * dwarf2out.c (loc_descr_plus_const): New function.
12636 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12637 mem_loc_descriptor, loc_descriptor_from_tree_1,
12638 descr_info_loc, gen_variable_die): Use it.
12640 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12641 !TREE_STATIC VAR_DECLs.
12642 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12643 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12644 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12645 DECL_BY_REFERENCE is valid.
12646 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12647 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12648 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12649 Copy DECL_BY_REFERENCE.
12650 (struct nesting_copy_body_data): New type.
12651 (nesting_copy_decl): New function.
12652 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12653 if they have variable length.
12655 2009-04-26 Michael Matz <matz@suse.de>
12657 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12658 mark new temporaries for renaming.
12660 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12663 * c-decl.c (global_bindings_p): Return negative value.
12664 (c_variable_size): New. Based on variable_size from
12666 (grokdeclarator): Call c_variable_size not variable_size.
12668 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12670 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12672 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12674 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12675 Redefine it to just use mingw/include.
12676 (ASM_SPEC): Rules for -m32 and -m64.
12677 (LINK_SPEC): Use Likewise.
12678 (SPEC_32): New define.
12679 (SPEC_64): Likewise.
12680 (SUB_LINK_SPEC): Likewise.
12681 (MULTILIB_DEFAULTS): New define.
12682 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12683 Add multilib options.
12684 (MULTILIB_DIRNAMES): Likewise.
12685 (MULTILIB_OSDIRNAMES): Likewise.
12686 (LIBGCC): Likewise.
12687 (INSTALL_LIBGCC): Likewise.
12689 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12692 * c-tree.h (enum c_inline_static_type): New.
12693 (record_inline_static): Declare.
12694 * c-decl.c (struct c_inline_static, c_inline_statics,
12695 record_inline_static, check_inline_statics): New.
12696 (pop_file_scope): Call check_inline_statics.
12697 (start_decl): Call record_inline_static instead of pedwarning
12698 directly for static in inline function.
12699 * c-typeck.c (build_external_ref): Call record_inline_static
12700 instead of pedwarning directly for static referenced in inline
12703 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12705 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12706 not new but only being rescanned.
12707 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12708 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12709 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12710 record_set_info, compute_set, grealloc): Remove.
12711 (recompute_all_luids): New function.
12712 (gcse_main): Don't compute sets, and don't do related memory
12713 allocations/free-ing. If something changed before the end of the
12714 pass, update LUIDs using recompute_all_luids.
12715 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12716 (free_gcse_mem): Don't free it either.
12717 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12718 Use the df insn LUIDs.
12719 (load_killed_in_block): Likewise.
12720 (compute_hash_table_work): Don't compute reg_set_in_block.
12721 (compute_transp): Use DF_REG_DEF_CHAINs.
12722 (local_cprop_pass): Don't use compute_sets and related functions.
12723 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12724 Use get_max_uid() instead of max_cuid.
12725 (insert_insn_end_basic_block, pre_insert_copy_insn,
12726 update_ld_motion_stores): Don't try to
12727 keep reg_set tables up to date.
12728 (pre_insert_copies): Use df insn LUIDs.
12729 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12730 (reg_set_info): Don't use extra bitmap argument.
12731 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12732 information to compute regs_set_in_block.
12733 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12734 (bypass_jumps): Don't use compute_sets and friends.
12736 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12739 * opts.c (undocumented_msg): Do not leave blank even with
12742 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12744 * c-decl.c (build_enumerator): Allow values folding to integer
12745 constants but not integer constant expressions with a pedwarn if
12748 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12751 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12752 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12753 type is an integer constant.
12755 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12758 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12761 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12764 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12765 with variably modified return type and no storage class
12766 specifiers, except for the case of nested functions. Distinguish
12767 extern declarations of functions with variably modified return
12768 types from those of objects with variably modified types.
12770 2009-04-25 Jan Hubicka <jh@suse.cz>
12772 * tree.c (list_equal_p): New function.
12773 * tree.h (list_equal_p): Declare.
12774 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12775 basic_block_def, basic_block, const_basic_block): New.
12776 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12777 (redirect_eh_edge): New function.
12778 (make_eh_edge_update_phi): EH edges are not abnormal.
12779 * except.c: Include tree-flow.h.
12780 (list_match): New function.
12781 (eh_region_replaceable_by_p): New function.
12782 (replace_region): New function.
12783 (hash_type_list): New function.
12784 (hash_eh_region): New function.
12785 (eh_regions_equal_p): New function.
12786 (merge_peers): New function.
12787 (remove_unreachable_regions): Verify EH tree when checking;
12789 (copy_eh_region_1): New function.
12790 (copy_eh_region): New function.
12791 (push_reachable_handler): New function.
12792 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12793 regions without label but with live RESX.
12794 * except.h (redirect_eh_edge_to_label): New.
12795 * tree-flow.h (redirect_eh_edge): New.
12796 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12797 basic_block_def, basic_block, const_basic_block): Remove.
12798 * Makefile.in (except.o): Add dependency on tree-flow.h
12799 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12800 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12803 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12806 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12807 on the destination of memcpy.
12809 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12811 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12812 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12813 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12815 2009-04-25 Jan Hubicka <jh@suse.cz>
12817 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12818 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12819 to be reached by different label than left.
12820 (update_eh_edges): Update comment; remove edge_to_remove if possible
12821 and return true if suceeded.
12822 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12823 (cleanup_eh): Compute sharing map.
12824 * except.c (remove_eh_handler_and_replace): Add argument if we should
12826 (remove_unreachable_regions): Update for label sharing.
12827 (label_to_region_map): Likewise.
12828 (get_next_region_sharing_label): New function.
12829 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12831 (remove_eh_handler): Update.
12832 (remove_eh_region_and_replace_by_outer_of): New function.
12833 * except.h (struct eh_region): Add next_region_sharing_label.
12834 (remove_eh_region_and_replace_by_outer_of,
12835 get_next_region_sharing_label): Declare.
12836 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12838 2009-04-25 Jan Hubicka <jh@suse.cz>
12840 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12841 insert code even if they are not critical.
12843 2009-04-25 Jan Hubicka <jh@suse.cz>
12845 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12846 (gimple_can_remove_branch_p): EH edges won't remove branch by
12848 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12849 updating of non-abnormal EH edges.
12850 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12851 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12852 (split_critical_edges): Split also edges where emitting code on them
12853 will lead to splitting later.
12855 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12856 H.J. Lu <hongjiu.lu@intel.com>
12859 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12860 the configured assembler supports fildq and fistpq mnemonics.
12861 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12862 * configure: Regenerated.
12863 * config.in: Ditto.
12865 * config/i386/i386.c (print_operand): Handle 'Z'.
12866 ['z']: Remove handling of special fild/fist suffixes.
12867 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12868 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12869 suffix of fild insn.
12870 (*floatsi<mode>2_vector_mixed): Ditto.
12871 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12872 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12873 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12874 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12875 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12877 2009-04-25 Ben Elliston <bje@au.ibm.com>
12879 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12880 the source of a set operation.
12882 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12884 * target.h (struct gcc_target): Add case_values_threshold field.
12885 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12886 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12887 * targhooks.c (default_case_values_threshold): New function.
12888 * targhooks.h (default_case_values_threshold): Declare function.
12889 * stmt.c (expand_case): Use case_values_threshold target hook.
12890 * expr.h (case_values_threshold): Remove declartation.
12891 * expr.c (case_values_threshold): Remove function.
12892 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12894 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12895 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12896 (avr_case_values_threshold): Declare as static.
12897 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12899 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12900 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12901 (mn10300_case_values_threshold): New function.
12903 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12905 * ira.c (setup_cover_and_important_classes): Add enum cast.
12907 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12909 * genpreds.c (write_enum_constraint_num): Output definition of
12910 CONSTRAINT_NUM_DEFINED_P macro.
12911 * ira.c (setup_cover_and_important_classes): Use
12912 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12914 2009-04-24 DJ Delorie <dj@redhat.com>
12916 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12917 __SH2A_SINGLE_ONLY__ also.
12919 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12921 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12922 (movdf_internal): Ditto.
12923 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12924 SFmode and DFmode constants.
12925 (ia64_print_operand): Add 'G' format for printing
12926 floating point constants.
12928 2009-04-24 Richard Guenther <rguenther@suse.de>
12930 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12931 from unsigned additions.
12933 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12935 * c-typeck.c (set_init_index): Allow array designators that are
12936 not integer constant expressions with a pedwarn if pedantic.
12938 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12940 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12941 zero if no overlap in nonzero bits between the operands.
12943 2009-04-24 Ian Lance Taylor <iant@google.com>
12945 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12946 (record_dead_and_set_regs): Likewise.
12947 * df.h (struct df_mw_hardreg): Change flags field to int.
12948 (struct df_base_ref): Likewise.
12949 (struct df): Change changeable_flags field to int.
12950 * df-scan.c (df_defs_record): Change clobber_flags to int.
12951 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12952 constants rather than #define macros.
12953 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12954 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12955 (enum dwarf_calling_convention): Likewise.
12956 (enum dwarf_line_number_x_ops): Likewise.
12957 (enum dwarf_call_frame_info): Likewise.
12958 (enum dwarf_source_language): Likewise.
12959 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12960 (add_calling_convention_attribute): Likewise.
12961 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12962 (combine_comparisons): Change compcode to int. Add cast to enum type.
12963 * genrecog.c (maybe_both_true_2): Change c to int.
12964 (write_switch): Likewise. Add cast to enum type.
12965 * gimplify.c (gimplify_omp_for): Handle return values from
12966 gimplify_expr using MIN rather than bitwise or.
12967 (gimplify_expr): Add cast to enum type.
12968 * ipa-prop.c (update_jump_functions_after_inlining): Change
12969 IPA_BOTTOM to IPA_JF_UNKNOWN.
12970 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12971 Add casts to enum type.
12972 (setup_cover_and_important_classes): Change cl to int. Add casts
12974 (setup_class_translate): Change cl and mode to int.
12975 (ira_init_once): Change mode to int.
12976 (free_register_move_costs): Likewise.
12977 (setup_prohibited_mode_move_regs): Add casts to enum type.
12978 * langhooks.c (add_builtin_function_common): Rework assertion that
12979 value fits bitfield.
12980 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12981 * omega.c (omega_do_elimination): Avoid math on enum types.
12982 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12983 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12984 int local to handle integral_argment value.
12985 * regmove.c (try_auto_increment): Change PUT_MODE to
12987 * reload.c (push_secondary_reload): Add casts to enum type.
12988 (secondary_reload_class, find_valid_class): Likewise.
12989 * reload1.c (emit_input_reload_insns): Likewise.
12990 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12991 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12992 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12994 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12995 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12997 (expand_complex_libcall): Add casts to enum type.
12998 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12999 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13000 with ERROR_MARK, not NUM_TREE_CODES.
13001 (vect_create_epilog_for_reduction): Likewise.
13002 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13003 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13004 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13006 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13007 vect_unused_in_loop. Change 0 to loop_vect.
13008 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13009 * var-tracking.c (get_init_value): Change return type to enum
13011 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13012 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13014 (arm_override_options): Add casts to enum type.
13015 (arm_emit_tls_decoration): Likewise.
13016 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13018 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13019 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13020 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13022 * config/s390/s390.c (code_for_builtin_64): Change to array of
13024 (code_for_builtin_31): Likewise.
13025 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13027 * config/sparc/sparc.c (sparc_override_options): Change value
13028 field in struct code_model to enum cmodel. In initializer change
13029 0 to NULL and add cast to enum type.
13031 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13032 Change all callers. Issue a -Wc++-compat warning using
13033 lhs_origtype if necessary.
13034 (convert_for_assignment): Issue -Wc++-compat warnings about
13035 invalid conversions to enum type on assignment.
13036 * c-common.h (build_modify_expr): Update declaration.
13038 2009-04-24 Nick Clifton <nickc@redhat.com>
13040 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13041 (function_arg_advance): Likewise.
13042 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13045 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13047 * config/s390/constraints.md ('I', 'J'): Fix condition.
13049 2009-04-24 Diego Novillo <dnovillo@google.com>
13051 * gengtype-parse.c (parse_error): Add newline after message.
13053 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13055 * config/i386/sse.md (avxmodesuffixs): Removed.
13056 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13057 (*avx_pinsr<ssevecsize>): This.
13059 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13061 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13062 follow chains of regs with a single definition, and allow expressions
13063 that are function_invariant_p.
13064 (simple_rhs_p): Allow expressions that are function_invariant_p.
13066 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13068 PR middle-end/39867
13069 * fold-const.c (fold_cond_expr_with_comparison): When folding
13070 > and >= to MAX, make sure the MAX uses the same type as the
13071 comparison's operands.
13073 2009-04-24 Nick Clifton <nickc@redhat.com>
13075 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13076 addressing for DImode accesses.
13077 (frv_print_operand_address): Handle PLUS case.
13078 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13080 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13082 PR rtl-optimization/39794
13083 * alias.c (canon_true_dependence): Add x_addr argument.
13084 * rtl.h (canon_true_dependence): Adjust prototype.
13085 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13086 * cselib.c (cselib_invalidate_mem): Likewise.
13087 * gcse.c (compute_transp): Likewise.
13088 * dse.c (scan_reads_nospill): Likewise.
13089 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13090 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13091 canon_base_addr of the group, plus optional offset.
13092 (struct group_info): Rename canon_base_mem to
13094 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13095 canon_rtx of base_mem.
13097 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13099 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13100 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13102 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13104 * config/spu/spu-builtins.h: Delete file.
13106 * config/spu/spu.h (enum spu_builtin_type): Move here from
13108 (struct spu_builtin_description): Likewise. Add GTY marker.
13109 Do not use enum spu_function_code or enum insn_code.
13110 (spu_builtins): Add extern declaration.
13112 * config/spu/spu.c: Do not include "spu-builtins.h".
13113 (enum spu_function_code, enum spu_builtin_type_index,
13114 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13115 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13116 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13117 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13118 (spu_builtin_types): Make static. Add GTY marker.
13119 (spu_builtins): Add extern declaration with GTY marker.
13120 Include "gt-spu.h".
13122 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13123 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13124 Check programmatically whether all parameters are scalar.
13126 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13128 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13130 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13131 assignment from the constructor either if the target is volatile.
13133 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13135 * config/arm/arm.md (insv): Do not share operands[0].
13137 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13139 * config/vxlib-tls.c (active_tls_threads): Delete.
13140 (delete_hook_installed): New.
13141 (tls_delete_hook): Don't delete the delete hook.
13142 (tls_destructor): Delete it here.
13143 (__gthread_set_specific): Adjust installing the delete hook.
13144 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13145 __gthread_leave_tsd_dtor_context.
13147 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13149 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13151 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13153 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13155 (alpha_rtx_costs): Ditto.
13156 (emit_unlikely_jump): Use add_reg_note.
13157 (emit_frame_store_1): Ditto.
13158 (alpha_expand_prologue): Ditto.
13159 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13160 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13162 2009-04-23 Nick Clifton <nickc@redhat.com>
13164 * config/v850/v850.md (epilogue): Remove suppressed code.
13165 (return): Rename to return_simple and remove test of frame size.
13166 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13167 to gen_return_simple.
13169 2009-04-22 Jing Yu <jingyu@google.com>
13172 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13174 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13177 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13178 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13179 value is a VECTOR_CST, the element type is the element type of the
13182 2009-04-22 DJ Delorie <dj@redhat.com>
13184 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13186 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13188 * alias.c (find_base_term): Move around LO_SUM case, so that
13189 CONST falls through into PLUS/MINUS handling.
13192 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13193 into 0, use omit_one_operand.
13195 2009-04-23 Ben Elliston <bje@au.ibm.com>
13197 * config/rs6000/linux-unwind.h (get_regs): Remove type
13198 puns. Change the type of `pc' to an array of unsigned ints and
13199 update all users. Constify frame24.
13201 2009-04-22 DJ Delorie <dj@redhat.com>
13203 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13204 declarations before code.
13205 (current_function_special_page_vector): Likewise.
13206 (m32c_expand_insv): Silence a warning.
13208 2009-04-21 Taras Glek <tglek@mozilla.com>
13210 * alias.c: Update GTY annotations to new syntax.
13211 * basic-block.h: Likewise.
13212 * bitmap.h: Likewise.
13213 * c-common.h: Likewise.
13214 * c-decl.c: Likewise.
13215 * c-parser.c: Likewise.
13216 * c-pragma.c: Likewise.
13217 * c-tree.h: Likewise.
13218 * cfgloop.h: Likewise.
13219 * cgraph.h: Likewise.
13220 * config/alpha/alpha.c: Likewise.
13221 * config/arm/arm.h: Likewise.
13222 * config/avr/avr.h: Likewise.
13223 * config/bfin/bfin.c: Likewise.
13224 * config/cris/cris.c: Likewise.
13225 * config/darwin.c: Likewise.
13226 * config/frv/frv.c: Likewise.
13227 * config/i386/i386.c: Likewise.
13228 * config/i386/i386.h: Likewise.
13229 * config/i386/winnt.c: Likewise.
13230 * config/ia64/ia64.h: Likewise.
13231 * config/iq2000/iq2000.c: Likewise.
13232 * config/mips/mips.c: Likewise.
13233 * config/mmix/mmix.h: Likewise.
13234 * config/pa/pa.c: Likewise.
13235 * config/pa/pa.h: Likewise.
13236 * config/rs6000/rs6000.c: Likewise.
13237 * config/s390/s390.c: Likewise.
13238 * config/sparc/sparc.c: Likewise.
13239 * config/xtensa/xtensa.c: Likewise.
13240 * cselib.h: Likewise.
13241 * dbxout.c: Likewise.
13242 * dwarf2out.c: Likewise.
13243 * except.c: Likewise.
13244 * except.h: Likewise.
13245 * fixed-value.h: Likewise.
13246 * function.c: Likewise.
13247 * function.h: Likewise.
13248 * gimple.h: Likewise.
13249 * integrate.c: Likewise.
13250 * optabs.c: Likewise.
13251 * output.h: Likewise.
13252 * real.h: Likewise.
13254 * stringpool.c: Likewise.
13255 * tree-data-ref.c: Likewise.
13256 * tree-flow.h: Likewise.
13257 * tree-scalar-evolution.c: Likewise.
13258 * tree-ssa-address.c: Likewise.
13259 * tree-ssa-alias.h: Likewise.
13260 * tree-ssa-operands.h: Likewise.
13261 * tree.c: Likewise.
13262 * tree.h: Likewise.
13263 * varasm.c: Likewise.
13264 * varray.h: Likewise.
13266 * coretypes.h: Do not define GTY macro if it is already defined.
13267 * doc/gty.texi: Update GTY documentation to new syntax.
13268 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13269 annotations on structs.
13270 * gengtype-parse.c: Likewise.
13272 2009-04-22 Mark Heffernan <meheff@google.com>
13274 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13276 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13278 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13281 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13283 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13284 the same as a PLUS without a shift. Increase the cost of a
13287 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13289 * Makefile.in: Update dependencies.
13290 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13291 * errors.h: Remove bogus comment about compatibility.
13292 (warning): Update declaration.
13293 * genautomata.c: Update all calls to warning.
13294 * gimple.c: Do not include errors.h. Include toplev.h.
13295 * tree-ssa-structalias.c: Do not include errors.h.
13296 * omega.c: Likewise.
13297 * tree-ssa-reassoc.c: Likewise.
13298 * config/spu/spu-c.c: Likewise.
13299 * config/spu/t-spu-elf: Update dependencies.
13301 2009-04-22 Richard Guenther <rguenther@suse.de>
13303 PR tree-optimization/39824
13304 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13305 make sure the types are compatible.
13307 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13310 * c-common.c (c_parse_error): Take a token_flags parameter.
13311 Use token_type for the token type instead.
13312 Pass token_flags to cpp_type2name.
13313 * c-common.h (c_parse_error): Update declaration.
13314 * c-parser.c (c_parser_error): Pass 0 as token flags.
13316 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13318 PR rtl-optimization/39580
13319 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13321 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13323 * function.c (expand_function_end): Do not emit a jump to the "naked"
13324 return label for fall-through returns.
13325 * except.c (sjlj_emit_function_exit): Always place the call to the
13326 unregister function at the location installed by expand_function_end.
13328 2009-04-22 Richard Guenther <rguenther@suse.de>
13330 PR tree-optimization/39845
13331 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13332 (gen_inbound_check): Likewise.
13334 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13336 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13338 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13339 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13341 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13343 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13344 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13345 shift counts to avoid out-of-bounds array accesses.
13347 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13349 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13350 (Pmode): Move above.
13352 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13354 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13355 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13356 GET_CODE macro. Use IN_RANGE macro where appropriate.
13357 * config/alpha/alpha.h: Ditto.
13358 * config/alpha/alpha.md: Ditto.
13359 * config/alpha/constraints.md: Ditto.
13360 * config/alpha/predicates.md: Ditto.
13362 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13364 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13365 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13366 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13367 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13368 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13369 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13370 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13371 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13372 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13373 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13374 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13375 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13376 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13377 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13378 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13379 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13380 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13381 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13382 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13383 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13384 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13385 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13386 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13387 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13388 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13389 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13390 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13392 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13394 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13395 references from comments.
13396 * cfgbuild.c: (count_basic_blocks): Delete.
13397 (find_basic_blocks_1): Delete.
13398 (find_basic_blocks): Delete.
13399 * except.c (finish_eh_generation): Make static. Move comment from
13400 except.h here. Remove find_basic_blocks references from comments.
13401 * except.h (finish_eh_generation): Delete.
13402 * basic-block.h (find_basic_blocks): Delete.
13403 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13405 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13407 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13408 (sdbout_parms): Likewise.
13410 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13412 * config/sh/sh.c (prepare_cbranch_operands): Use
13413 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13414 (expand_cbranchdi4): Likewise.
13415 (from_compare): Add cast to enum type.
13416 (expand_cbranchsi4): Use add_reg_note.
13417 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13418 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13419 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13420 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13421 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13422 instead of CODE_FOR_nothing.
13423 (cbranchdi4): Likewise. Fix the order of arguments for
13425 (push_fpscr): Use add_reg_note.
13426 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13427 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13429 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13431 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13432 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13433 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13434 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13435 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13436 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13437 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13438 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13439 config/alpha/x-vms, config/arc/t-arc,
13440 config/arm/README-interworking, config/arm/arm-c.c,
13441 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13442 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13443 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13444 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13445 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13446 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13447 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13448 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13449 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13450 config/cris/t-elfmulti, config/crx/t-crx,
13451 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13452 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13453 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13454 config/h8300/t-h8300, config/i386/athlon.md,
13455 config/i386/darwin-libgcc.10.4.ver,
13456 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13457 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13458 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13459 config/i386/t-linux64, config/i386/t-nwld,
13460 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13461 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13462 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13463 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13464 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13465 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13466 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13467 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13468 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13469 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13470 config/m68k/t-uclinux, config/mcore/t-mcore,
13471 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13472 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13473 config/mips/crtn.asm, config/mips/irix-crti.asm,
13474 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13475 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13476 config/mips/mips-fixed.md, config/mips/sb1.md,
13477 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13478 config/mips/t-iris6, config/mips/t-isa3264,
13479 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13480 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13481 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13482 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13483 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13484 config/mn10300/t-linux, config/mn10300/t-mn10300,
13485 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13486 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13487 config/picochip/libgccExtras/clzsi2.asm,
13488 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13489 config/rs6000/darwin-libgcc.10.4.ver,
13490 config/rs6000/darwin-libgcc.10.5.ver,
13491 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13492 config/rs6000/t-aix43, config/rs6000/t-aix52,
13493 config/rs6000/t-darwin, config/rs6000/t-fprules,
13494 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13495 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13496 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13497 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13498 config/rs6000/t-rtems, config/rs6000/t-spe,
13499 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13500 config/score/t-score-elf, config/sh/divcost-analysis,
13501 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13502 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13503 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13504 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13505 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13506 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13507 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13508 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13509 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13510 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13511 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13512 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13513 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13514 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13515 * config/h8300/genmova.sh: Include copyright and license notices
13516 in generated output.
13517 * config/h8300/mova.md: Regenerate.
13518 * doc/install.texi2html: Include word "Copyright" in copyright
13519 notice and use name "Free Software Foundation, Inc.".
13520 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13521 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13522 ChangeLog-2007, ChangeLog-2008: Correct dates.
13524 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13526 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13527 NE_EXPR operations as well.
13528 * c-parser.c (c_parser_condition): Do not set location information on
13530 (c_parser_conditional_expression): Likewise.
13531 (c_parser_binary_expression): Set location information on operators.
13532 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13533 TRUTH_NOT_EXPR has been folded.
13534 * fold-const.c (fold_truth_not_expr): Copy location information from
13535 the incoming expression to the outgoing one.
13536 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13537 recursive calls on the LHS of the operator but pass that of the
13538 operator to recursive calls on the RHS of the operator. Set it
13540 (shortcut_cond_expr): Set the locus of the operator on the second
13541 COND_EXPR and that of the expression on the first in degenerate cases.
13542 Pass the locus of the expression to calls to shortcut_cond_r.
13543 Set the locus of the 'then' block on the associated jump, if any.
13544 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13545 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13546 expression to call to gimplify_boolean_expr.
13548 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13550 * config.gcc: Add additional configuration for
13551 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13552 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13553 (CPP_SPEC): Redefine for allowing -municode option.
13554 (STARTFILE_SPEC): Likewise.
13555 * config/i386/t-mingw-w64: New.
13556 * config/i386/mingw-w64.opt: New.
13557 (municode): Add new target option.
13558 * doc/invoke.texi (municode): Add documentation for new option.
13560 2009-04-21 Ian Lance Taylor <iant@google.com>
13562 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13563 Correct test for number of arguments.
13564 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13566 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13568 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13569 argument of emit_library_call.
13571 2009-04-21 Richard Guenther <rguenther@suse.de>
13573 PR middle-end/39829
13574 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13575 inside VIEW_CONVERT_EXPRs.
13577 2009-04-21 Martin Jambor <mjambor@suse.cz>
13579 * tree-switch-conversion.c (build_constructors): Split a long line.
13580 (constructor_contains_same_values_p): New function.
13581 (build_one_array): Create assigns of constants if possible, do not
13582 call mark_sym_for_renaming, call update_stmt.
13583 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13584 make_rename_temp. Do not call mark_symbols_for_renaming, call
13586 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13587 find_new_referenced_vars, call update_stmt.
13588 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13589 instead of calling make_rename_temp. Do not call
13590 find_new_referenced_vars or mark_symbols_for_renaming, call
13593 2009-04-21 Richard Guenther <rguenther@suse.de>
13595 PR tree-optimization/39827
13596 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13597 (tree_ssa_phiprop): Pass the correct array size.
13599 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13601 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13603 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13606 * c-typeck.c (lvalue_p): Move declaration ...
13607 * c-common.h (lvalue_p): ... to here.
13608 * c-common.c (candidate_equal_p): New.
13609 (add_tlist): Use it.
13610 (merge_tlist): Use it.
13611 (warn_for_collisions_1): Likewise.
13612 (warning_candidate_p): Accept more candidates.
13613 (verify_tree): A warning candidate can be an expression. Use
13616 2009-04-21 Ben Elliston <bje@au.ibm.com>
13619 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13620 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13621 options. Remove -mcall-solaris documentation.
13623 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13626 * doc/invoke.texi (-Wlong-long): Update description.
13627 * c-lex (interpret_integer): Only warn if there was no previous
13628 overflow and -Wlong-long is enabled.
13629 * c-decl.c (declspecs_add_type): Drop redundant flags.
13630 * c.opt (Wlong-long): Init to -1.
13631 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13632 and front-end warn_long_long. Wlong-long only depends on other
13633 flags if it is uninitialized.
13634 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13635 the same for CPP and FE.
13636 (restore_extension_diagnostics): Likewise.
13638 2009-04-20 Ian Lance Taylor <iant@google.com>
13640 Fix enum conversions which are invalid in C++:
13641 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13642 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13643 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13644 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13645 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13646 (dbxout_parms): Likewise.
13647 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13648 (df_clear_flags): Likewise.
13649 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13650 top_flag parameter to int.
13651 (df_chain_create_bb_process_use): Likewise.
13652 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13654 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13655 (df_ref_create_structure, df_def_record_1): Likewise.
13656 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13657 (df_notes_rescan): Change 0 to VOIDmode in function call.
13658 (df_get_call_refs, df_insn_refs_collect): Likewise.
13659 (df_bb_regs_collect): Likewise.
13660 (df_entry_block_defs_collect): Likewise.
13661 (df_exit_block_uses_collect): Likewise.
13662 * df.h: Update declarations.
13663 * double-int.c (double_int_divmod): Add cast to enum type.
13664 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13665 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13666 (based_loc_descr): Likewise.
13667 (loc_descriptor_from_tree_1): Change first_op and second_op to
13668 enum dwarf_location_atom. Add cast to enum type.
13669 * expmed.c (init_expmed): Change 0 to SET in function call.
13670 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13671 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13672 (do_store_flag): Likewise.
13673 * fixed-value.h (struct fixed_value): Change mode to enum
13675 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13676 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13678 (insert_insn_decl, insert_decl, insert_state): Likewise.
13679 (automata_list_finish): Likewise.
13680 * genrecog.c (process_define_predicate): Add cast to enum type.
13681 * gensupport.c (init_predicate_table): Add cast to enum type.
13682 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13684 (gimple_build_call_1, gimple_build_label): Likewise.
13685 (gimple_build_goto, gimple_build_asm_1): Likewise.
13686 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13687 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13688 (enum fallback): Rename from enum fallback_t.
13689 (fallback_t): Typedef as int.
13690 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13691 GSI_SAME_STMT in function call.
13692 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13694 (setup_reg_class_relations): Likewise.
13695 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13696 (setup_prohibited_class_mode_regs): Add cast to enum type.
13697 (setup_prohibited_mode_move_regs): Likewise.
13698 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13699 (record_address_regs): Change i to enum reg_class.
13700 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13701 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13702 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13703 (GET_MODE_2XWIDER_MODE): Likewise.
13704 (GET_CLASS_NARROWEST_MODE): Likewise.
13705 * omp-low.c (expand_omp_for): Add cast to enum type.
13706 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13707 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13708 * postreload.c (reload_cse_simplify_operands): Change rclass local
13710 * predict.c (combine_predictions_for_insn): Change best_predictor
13711 and predictor to enum br_predictor.
13712 (combine_predictions_for_bb): Likewise.
13713 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13714 use SET_PREDICT_EXPR_OUTCOME.
13715 * real.c (real_arithmetic): Change icode to code in function call.
13716 * reginfo.c (init_move_cost): Add casts to enum type.
13717 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13718 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13720 * reload.c (find_valid_class): Add casts to enum type.
13721 (push_reload): Change 0 to NO_REGS in function call.
13722 (find_reloads): Change this_alternative to array of enum
13723 reg_class. Remove some now-unnecessary casts.
13724 (make_memloc): Change 0 to VOIDmode in function call.
13725 * reload1.c (reload): Change 0 to VOIDmode in function call.
13726 (eliminate_regs_1, elimination_effects): Likewise.
13727 (eliminate_regs_in_insn): Likewise.
13728 (emit_input_reload_insns): Add cast to enum type.
13729 (delete_output_reload): Change 0 to VOIDmode in function call.
13730 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13731 to enum type in function call.
13732 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13733 (SET_PREDICT_EXPR_OUTCOME): Define.
13734 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13735 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13736 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13737 (dump_function): Likewise.
13738 * tree-dump.h: Update declarations.
13739 * tree-pass.h: Update declarations.
13740 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13741 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13743 (arm_rtx_costs_1): Correct parenthesization.
13744 (arm_rtx_costs): Add casts to enum type.
13745 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13746 (vfp_emit_fstmd): Use add_rg_note.
13747 (emit_multi_reg_push, emit_sfm): Likewise.
13748 (thumb_set_frame_pointer): Likewise.
13749 (arm_expand_prologue): Likewise.
13750 (arm_regno_class): Change return type to enum reg_class.
13751 (thumb1_expand_prologue): Use add_reg_note.
13752 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13753 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13755 * config/arm/gentune.sh: Add cast to enum type.
13756 * config/arm/arm-tune.md: Rebuild.
13757 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13758 (ix86_split_fp_branch, predict_jump): Likewise.
13759 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13760 insn_code to enum rtx_code.
13761 (ix86_builtin_vectorized_function): Add cast to enum type.
13762 * config/i386/i386.md (truncdfsf2): Change slot to enum
13764 (truncxf<mode>2, isinf<mode>2): Likewise.
13765 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13767 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13768 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13769 (insert_bundle_state): Change 1 to INSERT in function call.
13770 (ia64_add_bundle_selector_before): Likewise.
13771 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13772 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13773 (restore_stack_nonlocal): Likewise.
13774 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13776 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13778 (mips_rtx_costs): Likewise.
13779 (mips_override_options): Add casts to enum type.
13780 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13782 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13783 (store_reg, set_reg_plus_d): Likewise.
13784 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13785 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13787 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13789 (emit_unlikely_jump): Use add_reg_note.
13790 (rs6000_emit_allocate_stack): Likewise.
13791 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13792 (output_toc): Change 1 to INSERT in function call.
13793 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13794 (rs6000_initialize_trampoline): Likewise.
13795 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13797 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13798 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13799 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13800 (save_gprs): Use add_reg_note.
13801 (s390_emit_prologue): Likewise.
13802 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13803 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13804 (sparc_fold_builtin): Add cast to enum type.
13805 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13807 (spu_expand_prologue): Use add_reg_note.
13808 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13810 2009-04-20 Ian Lance Taylor <iant@google.com>
13812 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13813 (c_parser_postfix_expression_after_primary): Get VEC for list of
13814 arguments. Get original types of arguments. Call
13815 build_function_call_vec.
13816 (cached_expr_list_1, cached_expr_list_2): New static variables.
13817 (c_parser_expr_list): Change return type to VEC *. Add
13818 p_orig_types parameter. Change all callers.
13819 (c_parser_release_expr): New static function.
13820 (c_parser_vec_to_tree_list): New static function.
13821 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13822 call build_function_call_vec.
13823 (build_function_call_vec): New function, based on old
13824 build_function_call.
13825 (convert_arguments): Remove nargs and argarray parameters. Change
13826 values to a VEC. Add origtypes parameter.
13827 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13828 (convert_for_assignment): Add origtype parameter. Change all
13829 callers. If warn_cxx_compat, check for conversion to an enum
13830 type when calling a function.
13831 (store_init_value): Add origtype parameter. Change all callers.
13832 (digest_init): Likewise.
13833 (struct init_node): Add origtype field.
13834 (add_pending_init): Add origtype parameter. Change all callers.
13835 (output_init_element): Likewise.
13836 (output_pending_init_elements): Pass origtype from init_node to
13837 output_init_element.
13838 (process_init_element): Pass origtype from c_expr to
13839 output_init_element.
13840 (c_finish_return): Add origtype parameter. Change all callers.
13841 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13843 (sync_resolve_params): Likewise.
13844 (sync_resolve_return): Change params to first_param. Change caller.
13845 (resolve_overloaded_builtins): Change params to VEC *. Change
13846 callers. Save first parameter around call to build_function_call_vec.
13847 * c-decl.c (finish_decl): Add origtype parameter. Change all
13848 callers. Call build_function_call_vec rather than
13849 build_function_call for cleanup.
13850 * c-tree.h: Update declarations.
13851 * c-common.h: Update declarations.
13852 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13853 params to first_param.
13854 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13855 params parameter from tree to void *.
13856 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13857 Change arglist parameter to have type void *, and to be a pointer
13859 * config/rs6000/rs6000-protos.h
13860 (altivec_resolve_overloaded_builtin): Update declaration.
13861 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13862 fnargs parameter to have type void *, and to be a pointer to a
13863 VEC. Call build_function_call_vec instead of
13864 build_function_call.
13865 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13867 2009-04-20 Joey Ye <joey.ye@intel.com>
13868 Xuepeng Guo <xuepeng.guo@intel.com>
13869 H.J. Lu <hongjiu.lu@intel.com>
13871 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13873 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13874 (IX86_LEA_PRIORITY): Likewise.
13875 (distance_non_agu_define): New function.
13876 (distance_agu_use): Likewise.
13877 (ix86_lea_for_add_ok): Likewise.
13878 (ix86_dep_by_shift_count): Likewise.
13880 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13881 should split for LEA.
13883 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13885 (ix86_dep_by_shift_count): Likewise.
13887 2009-04-20 Richard Guenther <rguenther@suse.de>
13889 * expr.c (handled_component_p): Move ...
13890 * tree.h (handled_component_p): ... here.
13891 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13892 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13893 and REALPART_EXPR to be in one group.
13895 2009-04-20 Richard Guenther <rguenther@suse.de>
13897 * basic-block.h (get_all_dominated_blocks): Declare.
13898 * dominance.c (get_all_dominated_blocks): New function.
13899 * tree-cfg.c (get_all_dominated_blocks): Remove.
13900 (remove_edge_and_dominated_blocks): Adjust.
13901 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13902 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13903 instead of recursing.
13905 2009-04-20 Doug Kwan <dougkwan@google.com>
13907 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13908 (struct cgraph_node_set_def): New type.
13909 (cgraph_node_set) New type. Also declare vector functions.
13910 (struct cgraph_node_set_element_def): New type.
13911 (cgraph_node_set_element): Ditto.
13912 (cgraph_node_set_iterator): New iterator type.
13913 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13914 cgraph_node_set_remove, dump_cgraph_node_set,
13915 debug_cgraph_node_set): New prototypes.
13916 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13917 cgraph_node_set_size): New inlines.
13918 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13919 including cgraph.h.
13920 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13921 argument to function 'write_summary'.
13922 * ipa.c: Include ggc.h.
13923 (hash_cgraph_node_set_element,
13924 eq_cgraph_node_set_element, cgraph_node_set_new,
13925 cgraph_node_set_add, cgraph_node_set_remove,
13926 cgraph_node_set_find, dump_cgraph_node_set,
13927 debug_cgraph_node_set): New functions.
13928 * Makefile.in (ipa.o): Add dependency on GGC_H.
13930 2009-04-20 Ira Rosen <irar@il.ibm.com>
13932 PR tree-optimization/39675
13933 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13934 check of the return code of vect_schedule_slp. Check that
13935 stmt_vec_info still exists for the statement, before checking its
13936 vectorization type.
13938 2009-04-20 Michael Matz <matz@suse.de>
13940 * Makefile.in (generated_files): Take out $(simple_generated_c).
13942 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13944 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13945 (UINTPTR_TYPE): Likewise.
13947 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13950 * c-typeck.c (digest_init): Check for initializing an array with a
13953 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13956 * c-semantics.c (pop_stmt_list): Propagate
13957 STATEMENT_LIST_HAS_LABEL to parent statement list.
13959 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13961 * config/mips/mips.h (mips_tune_attr): New macro.
13962 * config/mips/mips.md (cpu): Use it.
13964 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13967 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13970 2009-04-19 Diego Novillo <dnovillo@google.com>
13972 * toplev.c (compile_file): Move call to coverage_finish ...
13973 * cgraphunit.c (ipa_passes): ... here.
13974 Call cgraph_process_new_functions.
13975 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13976 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13978 2009-04-19 Jan Hubicka <jh@suse.cz>
13980 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13982 (dump_cgraph_node): Dump can throw external flag.
13983 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13985 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13989 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13990 * common.opt (Wlogical-op): Move from here...
13991 * c.opt (Wlogical-op): ... to here.
13992 * c-typeck.c (parser_build_binary_op): Update call to
13993 warn_logical_operator.
13994 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13996 * c-common.c (warn_logical_op): Update.
13997 * c-common.h (warn_logical_op): Update declaration.
13999 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14001 * tree.c (protected_set_expr_location): Fix formatting.
14003 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14006 * c-typeck.c (readonly_warning): new.
14007 (build_unary_op, build_modify_expr): Use readonly_warning for
14008 storing into something readonly but not const-qualified.
14010 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14013 * c-typeck.c (build_unary_op): Check for taking address of
14014 expression of type void.
14016 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14019 * c-typeck.c (build_function_call): Check for calling a function
14020 with qualified void return types. Call require_complete_type when
14023 2009-04-18 Jan Hubicka <jh@suse.cz>
14025 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14027 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14028 can_throw_external flag.
14029 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14030 * ipa-pure-const.c (ignore_edge): New function.
14031 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14032 only over can_throw_external edges.
14033 (local_pure_const): Add nothrow flag.
14034 * ipa-utils.c (searchc): Add ignore_edge callback.
14035 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14036 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14037 (set_nothrow_function_flags): Update cgraph.
14038 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14040 2009-04-18 Richard Guenther <rguenther@suse.de>
14042 PR middle-end/39804
14043 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14044 (fold_stmt): ... this and ...
14045 (fold_stmt_inplace): ... this.
14046 (fold_stmt_1): Fold references in calls and asms.
14047 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14049 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14051 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14052 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14054 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14056 * tree.c (function_args_count): Remove.
14057 * tree.h: Remove the prototype for function_args_count.
14059 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14061 * tree-iterator.c (expr_only): Remove.
14062 * tree.h: Remove the prototype for expr_only.
14064 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14066 * reginfo.c (cannot_change_mode_set_regs): Remove.
14067 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14069 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14071 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14072 whether operands 0 and 1 overlaps.
14074 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14076 PR middle-end/36902
14077 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14078 pointer. Use warning_at instead of warning.
14079 (search_for_addr_array): Likewise.
14080 (check_array_bounds): Likewise.
14081 (check_all_array_refs): Check that the incoming edge is not in the
14082 list of edges to be removed.
14083 (check_all_array_refs): Avoid the temporal pointer.
14084 (vrp_visit_cond_stmt): Fix typo.
14085 (simplify_switch_using_ranges): Handle the case where the switch
14086 index is an integer constant.
14088 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14090 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14092 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14094 * doc/extend.texi, doc/invoke.texi: Fix typos.
14096 2009-04-17 Cary Coutant <ccoutant@google.com>
14098 * tree-flow-inline.h (get_lineno): Fix inverted test.
14100 2009-04-17 Diego Novillo <dnovillo@google.com>
14102 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14103 assertion for AVAIL_OUT.
14105 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14108 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14109 * config/sh/linux-atomic.asm: Likewise.
14111 2009-04-17 Diego Novillo <dnovillo@google.com>
14113 * except.c (debug_eh_tree): New.
14114 (struct eh_region, struct eh_status): Move ...
14115 * except.h: ... here.
14116 (add_type_for_runtime): Declare extern.
14117 (lookup_type_for_runtime): Likewise.
14118 (debug_eh_tree): Declare.
14119 * Makefile.in (GTFILES): List except.h before except.c
14121 2009-04-17 Diego Novillo <dnovillo@google.com>
14123 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14124 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14125 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14126 (find_vars_r): ... here.
14127 * tree-flow.h (find_referenced_vars_in): Declare.
14128 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14129 that AVAIL_OUT exists for BLOCK.
14130 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14131 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14132 (tree-parloops.o): Likewise.
14134 2009-04-17 Simon Baldwin <simonb@google.com>
14136 * toplev.c (default_tree_printer): Add handling for %E format.
14138 2009-04-17 Diego Novillo <dnovillo@google.com>
14140 * tree-pretty-print.c (dump_generic_node): Add break after
14141 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14142 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14143 FUNCTION_TYPE together. Call print_struct_decl when printing
14144 structures and TDF_SLIM is not given.
14145 (print_struct_decl): Fix logic for detecting recursion.
14147 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14150 * gcc.c (create_at_file): New.
14151 (compile_input_file_p): New.
14152 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14153 * main.c (main): Update call to toplev_main.
14154 * toplev.c (toplev_main): Change signature. Call expandargv.
14155 * toplev.h (toplev_main): Change signature.
14157 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14159 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14160 if the latter is not constant.
14162 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14164 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14166 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14168 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14169 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14171 2009-04-17 Richard Guenther <rguenther@suse.de>
14173 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14174 Handle component references view-converting an invariant address.
14176 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14178 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14179 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14180 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14181 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14182 Use @deftypevr rather than @deftypevar.
14184 2009-04-17 Richard Guenther <rguenther@suse.de>
14186 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14187 (get_prop_source_stmt): Likewise.
14188 (can_propagate_from): Likewise.
14190 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14192 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14193 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14194 (--with-multilib-list): Add default value.
14195 * configure: Regenerate.
14196 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14197 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14198 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14199 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14200 Don't add default cpu to multilib list unnecessarily, but do enable
14201 the relevant compiler option..
14202 Add support for --with-multilib-list=<blank> and
14203 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14204 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14205 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14206 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14207 TM_MULTILIB_CONFIG.
14208 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14209 (MULTILIB_OSDIRNAMES): New variable.
14210 * config/sh/t-1e: Delete file.
14211 * config/sh/t-mlib-sh1: Delete file.
14212 * config/sh/t-mlib-sh2: Delete file.
14213 * config/sh/t-mlib-sh2a: Delete file.
14214 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14215 * config/sh/t-mlib-sh2a-single: Delete file.
14216 * config/sh/t-mlib-sh2a-single-only: Delete file.
14217 * config/sh/t-mlib-sh2e: Delete file.
14218 * config/sh/t-mlib-sh3e: Delete file.
14219 * config/sh/t-mlib-sh4: Delete file.
14220 * config/sh/t-mlib-sh4-nofpu: Delete file.
14221 * config/sh/t-mlib-sh4-single: Delete file.
14222 * config/sh/t-mlib-sh4-single-only: Delete file.
14223 * config/sh/t-mlib-sh4a: Delete file.
14224 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14225 * config/sh/t-mlib-sh4a-single: Delete file.
14226 * config/sh/t-mlib-sh4a-single-only: Delete file.
14227 * config/sh/t-mlib-sh4al: Delete file.
14228 * config/sh/t-mlib-sh5-32media: Delete file.
14229 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14230 * config/sh/t-mlib-sh5-64media: Delete file.
14231 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14232 * config/sh/t-mlib-sh5-compact: Delete file.
14233 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14234 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14235 * doc/install.texi (Options specification): Add
14236 --with-multilib-list and --with-endian.
14238 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14240 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14242 (OBJS-common): Add plugin-version.o.
14243 (plugin-version.o): New.
14244 * gcc-plugin.h (plugin_gcc_version): New.
14245 (plugin_default_version_check): New.
14246 (plugin_init_func, plugin_init): Add version argument.
14247 * plugin-version.c: New.
14248 * plugin.c (str_plugin_gcc_version_name): New.
14249 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14250 pass it to the init function.
14251 (plugin_default_version_check): New.
14253 2009-04-17 Richard Guenther <rguenther@suse.de>
14255 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14256 for decl-vs-decl disambiguation.
14258 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14260 * config/s390/s390.h (s390_tune_attr): New macro definition.
14261 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14263 2009-04-17 Richard Guenther <rguenther@suse.de>
14265 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14266 (fold_stmt_r): Likewise.
14267 (maybe_fold_reference): New function.
14268 (fold_gimple_assign): Handle cases fold_stmt_r did.
14269 (fold_stmt): Do not use fold_stmt_r.
14270 (fold_stmt_inplace): Likewise.
14272 2009-04-17 Richard Guenther <rguenther@suse.de>
14274 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14275 (record_equivalences_from_stmt): Remove useless checks and
14277 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14278 the type is already suitable.
14280 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14282 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14284 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14286 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14287 (CMPtype): Define as __gcc_CMPtype.
14289 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14291 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14292 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14294 2009-04-17 Richard Guenther <rguenther@suse.de>
14296 PR tree-optimization/39746
14297 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14298 special-casing for builtins and static variable use/def.
14299 (call_may_clobber_ref_p_1): Likewise.
14301 2009-04-16 Ian Lance Taylor <iant@google.com>
14303 * df.h: Include "timevar.h".
14304 (struct df_problem): Change tv_id field to timevar_id_t.
14305 * tree-pass.h: Include "timevar.h".
14306 (struct opt_pass): Change tv_id field to timevar_id_t.
14307 * timevar.h (timevar_id_t): Define TV_NONE.
14308 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14309 TV_NONE rather than tv_id != 0.
14310 (execute_one_pass): Likewise.
14311 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14312 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14313 dependencies to $(TREE_PASS_H).
14314 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14316 (pass_branch_target_load_optimize2): Likewise.
14317 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14318 (pass_outof_cfg_layout_mode): Likewise.
14319 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14320 (pass_rebuild_cgraph_edges): Likewise.
14321 (pass_remove_cgraph_callee_edges): Likewise.
14322 * df-core.c (pass_df_initialize_opt): Likewise.
14323 (pass_df_initialize_no_opt): Likewise.
14324 (pass_df_finish): Likewise.
14325 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14326 * except.c (pass_set_nothrow_function_flags): Likewise.
14327 (pass_convert_to_eh_region_ranges): Likewise.
14328 * final.c (pass_compute_alignments): Likewise.
14329 * function.c (pass_instantiate_virtual_regs): Likewise.
14330 (pass_init_function): Likewise.
14331 (pass_leaf_regs): Likewise.
14332 (pass_match_asm_constraints): Likewise.
14333 * gimple-low.c (pass_lower_cf): Likewise.
14334 (pass_mark_used_blocks): Likewise.
14335 * init-regs.c (pass_initialize_regs): Likewise.
14336 * integrate.c (pass_initial_value_sets): Likewise.
14337 * ira.c (pass_ira): Likewise.
14338 * jump.c (pass_cleanup_barriers): Likewise.
14339 * omp-low.c (pass_expand_omp): Likewise.
14340 (pass_lower_omp): Likewise.
14341 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14342 * recog.c (pass_split_all_insns): Likewise.
14343 (pass_split_after_reload): Likewise.
14344 (pass_split_before_regstack): Likewise.
14345 (pass_split_before_sched2): Likewise.
14346 (pass_split_for_shorten_branches): Likewise.
14347 * reginfo.c (pass_reginfo_init): Likewise.
14348 (pass_subregs_of_mode_init): Likewise.
14349 (pass_subregs_of_mode_finish): Likewise.
14350 * passes.c (pass_postreload): Likewise.
14351 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14352 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14353 (pass_warn_function_return): Likewise.
14354 (pass_warn_function_noreturn): Likewise.
14355 * tree-complex.c (pass_lower_complex): Likewise.
14356 (pass_lower_complex_O0): Likewise.
14357 * tree-if-conv.c (pass_if_conversion): Likewise.
14358 * tree-into-ssa.c (pass_build_ssa): Likewise.
14359 * tree-mudflap.c (pass_mudflap_1): Likewise.
14360 (pass_mudflap_2): Likewise.
14361 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14362 (pass_mudflap_2): Likewise.
14363 * tree-nrv.c (pass_return_slot): Likewise.
14364 * tree-object-size.c (pass_object_sizes): Likewise.
14365 * tree-optimize.c (pass_all_optimizations): Likewise.
14366 (pass_early_local_passes): Likewise.
14367 (pass_all_early_optimizations): Likewise.
14368 (pass_cleanup_cfg): Likewise.
14369 (pass_cleanup_cfg_post_optimizing): Likewise.
14370 (pass_free_datastructures): Likewise.
14371 (pass_free_cfg_annotations): Likewise.
14372 (pass_fixup_cfg): Likewise.
14373 (pass_init_datastructures): Likewise.
14374 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14375 (pass_late_warn_uninitialized): Likewise.
14376 (pass_update_address_taken): Likewise.
14377 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14378 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14379 (pass_cse_sincos): Likewise.
14380 (pass_convert_to_rsqrt): Likewise.
14381 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14382 * tree-stdarg.c (pass_stdarg): Likewise.
14383 * tree-tailcall.c (pass_tail_recursion): Likewise.
14384 (pass_tail_calls): Likewise.
14385 * tree-vect-generic.c (pass_lower_vector): Likewise.
14386 (pass_lower_vector_ssa): Likewise.
14387 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14389 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14391 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14393 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14395 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14396 logical and signext.
14398 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14401 * config/sh/predicates.md (arith_operand): Check if the operand
14402 of TRUNCATE is a REG.
14404 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14406 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14407 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14409 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14411 * tree-iterator.c (tsi_split_statement_list_after,
14412 tsi_split_statement_list_before): Remove.
14413 * tree-iterator.h: Remove the prototypes for
14414 tsi_split_statement_list_after and tsi_split_statement_list_before.
14416 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14418 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14419 * tree-ssa-propagate.h: Remove the prototype for
14420 stmt_makes_single_load.
14422 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14424 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14425 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14427 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14429 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14431 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14433 * except.c (eh_region_outer_p): Remove.
14434 * except.h: Remove the prototype for eh_region_outer_p.
14436 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14438 * function.c (current_function_assembler_name): Remove.
14439 * function.h: Remove the prototype for
14440 current_function_assembler_name.
14442 2009-04-16 Ian Lance Taylor <iant@google.com>
14444 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14445 (add_reg_note): Call alloc_reg_note.
14446 * rtl.h (alloc_reg_note): Declare.
14447 * combine.c (try_combine): Use alloc_reg_note.
14448 (recog_for_combine, move_deaths): Likewise.
14449 (distribute_notes): Use alloc_reg_note and add_reg_note.
14450 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14451 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14452 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14454 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14456 PR rtl-optimization/39762
14457 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14458 ira_may_move_out_cost): Add comments about way of their usage.
14459 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14461 * ira-conflicts.c (process_regs_for_copy): Use function
14462 ira_get_register_move_cost instead of global
14463 ira_register_move_cost.
14465 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14466 color_pass, move_spill_restore, update_curr_costs): Ditto.
14468 * ira-lives.c (process_single_reg_class_operands): Ditto.
14470 * ira-emit.c (emit_move_list): Ditto.
14472 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14473 (record_reg_classes): Ditto. Use functions
14474 ira_get_register_move_cost and ira_get_may_move_cost instead of
14475 global vars ira_register_move_cost, ira_may_move_out_cost and
14476 ira_may_move_in_cost.
14477 (record_address_regs): Don't call ira_init_register_move_cost.
14478 Use function ira_get_may_move_cost instead of global
14479 ira_may_move_in_cost.
14480 (process_bb_node_for_hard_reg_moves): Use function
14481 ira_get_register_move_cost instead of global ira_register_move_cost.
14482 (ira_costs): Don't call ira_init_register_move_cost.
14484 2009-04-16 Richard Guenther <rguenther@suse.de>
14486 * tree-cfg.c (verify_gimple_assign_binary):
14487 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14488 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14489 (create_general_new_stmt): Note that this function is broken.
14491 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14493 * common.opt (fhelp): Add Var(help_flag).
14494 * gcc-plugin.h (plugin_info): Add help.
14495 * plugin.c (plugin_name_args): Add help.
14496 (register_plugin_info): Set plugin->help.
14497 (print_help_one_plugin): New.
14498 (print_plugins_help): New.
14499 * plugin.h (print_plugins_help): New.
14500 * toplev.c (toplev_main): Call print_plugins_help if needed.
14502 2009-04-16 Richard Guenther <rguenther@suse.de>
14504 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14505 (gimple_ior_addresses_taken_1): New function.
14506 (gimple_ior_addresses_taken): Likewise.
14507 * gimple.h (struct gimple_statement_with_ops_base): Remove
14508 addresses_taken member.
14509 (gimple_ior_addresses_taken): Declare.
14510 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14511 gimple_set_addresses_taken): Remove.
14512 * ipa-reference.c (mark_address): New function.
14513 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14514 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14515 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14516 (gimple_add_to_addresses_taken): Remove.
14517 (get_tmr_operands): Call mark_address_taken.
14518 (get_asm_expr_operands): Likewise.
14519 (get_expr_operands): Likewise.
14520 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14521 (free_stmt_operands): Do not free it.
14522 * tree-ssa.c (delete_tree_ssa): Likewise.
14523 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14525 2009-04-16 Richard Guenther <rguenther@suse.de>
14527 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14528 (walk_stmt_load_store_ops): Likewise.
14529 * gimple.c (get_base_loadstore): New function.
14530 (walk_stmt_load_store_addr_ops): Likewise.
14531 (walk_stmt_load_store_ops): Likewise.
14532 * ipa-pure-const.c (check_op): Simplify.
14533 (check_load, check_store): New functions.
14534 (check_stmt): Use walk_stmt_load_store_ops.
14535 * ipa-reference.c (mark_load): Adjust signature.
14536 (mark_store): Likewise.
14537 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14539 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14541 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14542 (plugin_info): New.
14543 * opts.c (common_handle_option): Don't call print_version.
14544 * plugin.c (plugin_name_args): Add version.
14545 (register_plugin_info): New.
14546 (register_callback): Handle PLUGIN_INFO.
14547 (try_init_one_plugin): New.
14548 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14550 (finalize_one_plugin): New.
14551 (finalize_plugins): New.
14552 (print_one_plugin): New.
14553 (print_plugins_versions): New.
14554 * plugin.h (print_plugins_versions): New.
14555 (finalize_plugins): New.
14556 * toplev.c (compile_file): Don't call initialize_plugins.
14557 (print_version): Call print_plugins_versions.
14558 (toplev_main): Call initialize_plugins. Print version if needed.
14559 Call finalize_plugins.
14561 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14563 * common.opt (fversion): New.
14564 * gcc.c (print_version): New.
14565 (process_command): Don't print the version. Just set print_version.
14566 (main): Print version. Call subprocesses if print_version and
14567 verbose_flag are set.
14568 * opts.c (common_handle_option): Handle OPT_fversion.
14570 2009-04-16 Richard Guenther <rguenther@suse.de>
14571 Ira Rosen <irar@il.ibm.com>
14573 PR tree-optimization/39698
14574 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14575 type of the reduction variable. Only generate the def if
14578 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14579 make sure to first convert to an integer of the same precision.
14580 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14581 the type of the evolution correctly in computing the new
14582 induction variable base.
14584 2009-04-16 Richard Guenther <rguenther@suse.de>
14586 PR middle-end/39625
14587 * tree-cfg.c (make_blocks): Split statements with to-be
14588 abnormal SSA names on the lhs.
14590 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14592 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14593 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14594 * c-typeck.c (really_start_incremental_init): Likewise.
14595 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14596 (TARGET_INITIALIZER): Remove it.
14597 * target.h (struct target): Remove vector_opaque_p.
14598 * tree.c (build_opaque_vector_type): New.
14599 * tree.h (TYPE_VECTOR_OPAQUE): New.
14600 (build_opaque_vector_type): Declare.
14601 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14602 * config/rs6000/rs6000.c (build_opaque_vector_type,
14603 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14604 (rs6000_init_builtins): Use build_opaque_vector_type for
14605 opaque_V4SI_type_node.
14607 2009-04-15 Catherine Moore <clm@codesourcery.com>
14609 * debug.h (set_name): Declare.
14610 * dwarf2out.c (dwarf2out_set_name): Declare.
14611 (dwarf2_debug_hooks): Add set_name.
14612 (find_AT_string): New.
14613 (add_AT_string): Call find_AT_string.
14614 (dwarf2out_set_name): New.
14615 * cp/decl.c (grokdeclarator): Call set_name.
14616 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14617 * debug.c (do_nothing_debug_hooks): Likewise.
14618 * dbxout.c (dbx_debug_hooks): Likewise.
14619 * sdbout.c (sdb_debug_hooks): Likewise.
14621 2009-04-15 Michael Eager <eager@eagercon.com>
14623 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14624 reg for single-precision FPU.
14625 * config/rs6000/rs6000.md (movsi_internal1): Only for
14626 !TARGET_SINGLE_FPU.
14627 (movsi_internal1_single): New. Add pattern to move SI values to/from
14628 single-precision FP regs.
14630 2009-04-15 Richard Guenther <rguenther@suse.de>
14632 * omp-low.c (lower_rec_input_clauses): Build correct address
14634 (expand_omp_for_generic): Fix multiplication type.
14635 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14636 (generate_memset_zero): Fix types.
14637 * tree-profile.c (prepare_instrumented_value): Correctly
14640 2009-04-15 Ian Lance Taylor <iant@google.com>
14642 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14643 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14644 for -Wall and for -Wc++-compat.
14645 (c_common_post_options): For C++, set warn_enum_compare if not
14647 * c-tree.h (struct c_expr): Add field original_type.
14648 (build_external_ref): Update declaration.
14649 * c-parser.c (c_parser_braced_init): Set original_type.
14650 (c_parser_initelt): Likewise.
14651 (c_parser_expr_no_commas): Likewise.
14652 (c_parser_conditional_expression): Likewise.
14653 (c_parser_cast_expression): Likewise.
14654 (c_parser_unary_expression): Likewise. Pull setting of
14655 original_code to top of function.
14656 (c_parser_sizeof_expression): Set original_type.
14657 (c_parser_alignof_expression): Likewise.
14658 (c_parser_postfix_expression): Likewise. Pull setting of
14659 original_code to top of function.
14660 (c_parser_postfix_expression_after_paren_type): Set original_type.
14661 (c_parser_postfix_expression_after_primary): Likewise.
14662 (c_parser_expression): Likewise.
14663 * c-typeck.c (build_external_ref): Add type parameter. Change all
14665 (c_expr_sizeof_expr): Set original_type field.
14666 (parser_build_unary_op): Likewise.
14667 (parser_build_binary_op): Likewise. Optionally warn about
14668 comparisons of enums of different types.
14669 (digest_init): Set original_type field.
14670 (really_start_incremental_init): Likewise.
14671 (push_init_level, pop_init_level): Likewise.
14672 * doc/invoke.texi (Warning Options): -Wenum-compare now
14675 2009-04-15 Richard Guenther <rguenther@suse.de>
14677 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14678 out a necessary conversion.
14679 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14680 names we didn't value number.
14681 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14683 2009-04-15 Richard Guenther <rguenther@suse.de>
14685 PR tree-optimization/39764
14686 * tree-ssa-ccp.c (get_value): Canonicalize value with
14687 canonicalize_float_value.
14689 2009-04-15 Jan Hubicka <jh@suse.cz>
14691 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14692 Wrong version of patch.
14694 2009-04-15 Jan Hubicka <jh@suse.cz>
14696 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14698 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14700 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14701 our distinct integral and vector types.
14703 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14705 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14706 * init.c (build_vtbl_address): Remove call to assemble_external.
14708 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14710 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14711 output for other floating point modes.
14713 2009-04-14 Diego Novillo <dnovillo@google.com>
14715 * diagnostic.c (diagnostic_report_diagnostic): Do not
14716 warn about loaded plugins for DK_ERROR and DK_WARNING.
14717 * c-decl.c (declspecs_add_type): Move call to
14718 invoke_plugin_callbacks ...
14719 * c-parser.c (c_parser_declspecs): ... here.
14720 * plugin.c (dump_active_plugins): Tidy output.
14722 2009-04-14 Diego Novillo <dnovillo@google.com>
14723 Le-Chun Wu <lcwu@google.com>
14725 * configure.ac: Add --enable-plugin support.
14726 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14727 * Makefile.in (PLUGIN_H): Define.
14728 Export ENABLE_PLUGIN and GMPINC to site.exp.
14729 Add PLUGINLIBS to link command.
14730 Add/modify dependencies for plugin.o and files including plugin.h.
14732 * config.in: Regenerate.
14734 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14737 2009-04-14 Le-Chun Wu <lcwu@google.com>
14739 * tree-pass.h (register_one_dump_file): Add a prototype for
14740 register_one_dump_file.
14741 * toplev.c (compile_file): Call initialize_plugins.
14742 (do_compile): Call invoke_plugin_callbacks.
14743 (toplev_main): Call invoke_plugin_callbacks.
14744 * common.opt: Add -fplugin= and -fplugin-arg-.
14745 * gcc-plugin.h: New public header file for plugins to include.
14746 * plugin.c: New source file.
14747 * plugin.h: New internal header file.
14748 * passes.c (register_one_dump_file): Make it external.
14750 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14752 2009-04-14 Diego Novillo <dnovillo@google.com>
14754 * doc/plugins.texi: New.
14755 * doc/gccint.texi: Add reference to Plugins chapter.
14756 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14757 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14758 loaded plugins, if any.
14759 * timevar.def (TV_PLUGIN_INIT): Define.
14760 (TV_PLUGIN_RUN): Define.
14761 * plugin.c: Include timevar.h
14762 (plugins_active_p): New.
14763 (dump_active_plugins): New.
14764 (debug_active_plugins): New.
14766 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14768 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14770 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14772 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14774 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14775 the same as a minus without a shift.
14777 2009-04-14 Nick Clifton <nickc@redhat.com>
14779 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14780 comparisons with small integers will always produce a short
14783 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14786 2008-12-19 Diego Novillo <dnovillo@google.com>
14788 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14790 2009-04-14 Richard Guenther <rguenther@suse.de>
14792 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14794 (verify_gimple_assign_binary): Likewise. Handle shifts and
14796 (verify_gimple_phi): Print the mismatched argument position.
14797 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14799 (vect_update_init_of_dr): Likewise.
14800 * matrix-reorg.c (transform_access_sites): Do what the
14802 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14804 2009-04-13 Michael Eager <eager@eagercon.com>
14806 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14807 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14808 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14809 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14810 remove duplicate config
14812 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14814 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14815 file_name:line_number type locator of the call site.
14817 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14819 * genautomata.c: Put blank after comma.
14820 (automaton_decls): New.
14821 (struct unit_usage): Add comments to member next.
14822 (store_alt_unit_usage): Keep the list ordered.
14823 (unit_present_on_list_p, equal_alternatives_p): New.
14824 (check_regexp_units_distribution): Check units distribution
14825 correctness correctly.
14826 (main): Don't write automata if error is found. Return correct
14829 * config/m68k/cf.md (cfv4_ds): Remove.
14830 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14831 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14833 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14834 power4-load-ext, power4-store, power4-store-update,
14835 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14836 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14837 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14838 power4-sqrt, power4-isync): Modify reservation to make correct
14839 unit distribution to automata.
14841 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14842 power5-store-update, power5-two, power5-three, power5-lmul,
14843 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14845 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14847 * except.c (pass_set_nothrow_function_flags): Set name and add
14849 (set_nothrow_function_flags): Mention in the dump file when
14850 changing a function to nothrow.
14852 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14855 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14856 instead of unsigned long.
14858 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14860 * config/arm/arm.c (return_used_this_function): Remove.
14861 (arm_output_function_prologue): Remove use of
14862 return_used_this_function.
14863 (output_return_instruction): Replace use of
14864 return_used_this_function
14865 by cfun->machine->return_used_this_function.
14866 (arm_output_epilogue): Likewise.
14867 (arm_output_function_epilogue): Likewise.
14868 (thumb_unexpanded_epilogue): Likewise.
14869 * config/arm/arm.h (struct machine_function):
14870 New member return_used_this_function.
14872 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14874 * doc/install.texi: Correct description of default directory for
14875 --with-gxx-include-dir.
14877 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14879 * fold-const.c (build_range_check): Properly deal with enumeral and
14880 boolean base types.
14882 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14884 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14885 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14886 * params.h (MAX_GCSE_PASSES): Remove.
14887 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14888 in sequence. Remove ability to run multiple passes.
14889 (bypass_jumps): Report run as third CPROP pass.
14891 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14893 PR middle-end/39651
14894 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14895 when deciding whether the whole SEQUENCE can throw.
14897 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14900 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14901 offseted label references.
14903 2009-04-11 Jan Hubicka <jh@suse.cz>
14905 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14907 2009-04-11 Richard Guenther <rguenther@suse.de>
14909 PR middle-end/39732
14910 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14911 return variables as TREE_ADDRESSABLE.
14913 2009-04-11 Richard Guenther <rguenther@suse.de>
14915 PR tree-optimization/39713
14916 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14917 reference trees have SSA_NAME operands.
14919 2009-04-11 Richard Guenther <rguenther@suse.de>
14922 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14923 address expressions.
14925 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14927 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14928 match changes in Cygwin 1.7
14929 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14930 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14932 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14934 PR tree-optimization/39701
14935 * doc/invoke.texi (Optimization Options): Document change in
14936 meaning and initialization of -fdelete-null-pointer-checks.
14938 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14940 PR middle-end/39701
14941 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14943 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14946 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14948 2009-04-10 Chao-ying Fu <fu@mips.com>
14950 * doc/tm.texi (Instruction Output): Document
14951 TARGET_ASM_FINAL_POSTSCAN_INSN.
14952 * target.h (final_postscan_insn): New field in asm_out.
14953 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14954 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14955 * final.c (final_scan_insn): Call
14956 targetm.asm_out.final_postscan_insn after outputting
14957 an asm macro and a normal instruction.
14959 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14960 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14961 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14962 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14963 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14965 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14967 PR middle-end/39701
14968 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14969 variables as non-NULL even with -fdelete-null-pointer-checks.
14971 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14973 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14975 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14978 * config/i386/i386.c (classify_argument): Handle SCmode with
14979 (bit_offset % 64) != 0.
14981 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14983 * doc/invoke.texi (Optimize Options): Add cross-reference to
14984 -Q --help=optimizers examples.
14986 2009-04-10 Ben Elliston <bje@au.ibm.com>
14989 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14990 regalign for the reg == fpr and TDmode case.
14992 2009-04-09 David Ayers <ayers@fsfe.org>
14995 * objc/objc-act.c (warn_with_method): Remove helper function.
14996 (check_duplicates): Call warning and inform directly.
14997 (really_start_method): Likewise.
14999 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15001 * expmed.c (expand_divmod): Always use a comparison for a division
15002 by a large unsigned integer.
15004 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15005 for things others than variables or functions as nonzero.
15007 2009-04-09 Nick Clifton <nickc@redhat.com>
15009 * unwind-compat.c: Change copyright header to refer to version
15010 3 of the GNU General Public License with version 3.1 of the
15011 GCC Runtime Library Exception and to point readers at the
15012 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15013 * config/alpha/crtfastmath.c: Likewise.
15014 * config/alpha/linux-unwind.h: Likewise.
15015 * config/alpha/qrnnd.asm: Likewise.
15016 * config/alpha/vms-crt0-64.c: Likewise.
15017 * config/alpha/vms-crt0.c: Likewise.
15018 * config/alpha/vms-dwarf2.asm: Likewise.
15019 * config/alpha/vms-dwarf2eh.asm: Likewise.
15020 * config/alpha/vms-psxcrt0-64.c: Likewise.
15021 * config/alpha/vms-psxcrt0.c: Likewise.
15022 * config/alpha/vms_tramp.asm: Likewise.
15023 * config/arc/initfini.c: Likewise.
15024 * config/arc/lib1funcs.asm: Likewise.
15025 * config/arm/bpabi-v6m.S: Likewise.
15026 * config/arm/bpabi.S: Likewise.
15027 * config/arm/bpabi.c: Likewise.
15028 * config/arm/crti.asm: Likewise.
15029 * config/arm/crtn.asm: Likewise.
15030 * config/arm/ieee754-df.S: Likewise.
15031 * config/arm/ieee754-sf.S: Likewise.
15032 * config/arm/lib1funcs.asm: Likewise.
15033 * config/arm/libunwind.S: Likewise.
15034 * config/arm/linux-atomic.c: Likewise.
15035 * config/arm/mmintrin.h: Likewise.
15036 * config/arm/pr-support.c: Likewise.
15037 * config/arm/unaligned-funcs.c: Likewise.
15038 * config/arm/unwind-arm.c: Likewise.
15039 * config/arm/unwind-arm.h: Likewise.
15040 * config/avr/libgcc.S: Likewise.
15041 * config/bfin/crti.s: Likewise.
15042 * config/bfin/crtlibid.s: Likewise.
15043 * config/bfin/crtn.s: Likewise.
15044 * config/bfin/lib1funcs.asm: Likewise.
15045 * config/bfin/linux-unwind.h: Likewise.
15046 * config/cris/arit.c: Likewise.
15047 * config/cris/cris_abi_symbol.c: Likewise.
15048 * config/darwin-64.c: Likewise.
15049 * config/darwin-crt2.c: Likewise.
15050 * config/darwin-crt3.c: Likewise.
15051 * config/darwin.h: Likewise.
15052 * config/dbxelf.h: Likewise.
15053 * config/dfp-bit.c: Likewise.
15054 * config/dfp-bit.h: Likewise.
15055 * config/elfos.h: Likewise.
15056 * config/fixed-bit.c: Likewise.
15057 * config/fixed-bit.h: Likewise.
15058 * config/fp-bit.c: Likewise.
15059 * config/fp-bit.h: Likewise.
15060 * config/fr30/crti.asm: Likewise.
15061 * config/fr30/crtn.asm: Likewise.
15062 * config/fr30/lib1funcs.asm: Likewise.
15063 * config/freebsd-spec.h: Likewise.
15064 * config/frv/cmovd.c: Likewise.
15065 * config/frv/cmovh.c: Likewise.
15066 * config/frv/cmovw.c: Likewise.
15067 * config/frv/frvbegin.c: Likewise.
15068 * config/frv/frvend.c: Likewise.
15069 * config/frv/lib1funcs.asm: Likewise.
15070 * config/glibc-stdint.h: Likewise.
15071 * config/h8300/clzhi2.c: Likewise.
15072 * config/h8300/crti.asm: Likewise.
15073 * config/h8300/crtn.asm: Likewise.
15074 * config/h8300/ctzhi2.c: Likewise.
15075 * config/h8300/fixunssfsi.c: Likewise.
15076 * config/h8300/lib1funcs.asm: Likewise.
15077 * config/h8300/parityhi2.c: Likewise.
15078 * config/h8300/popcounthi2.c: Likewise.
15079 * config/i386/ammintrin.h: Likewise.
15080 * config/i386/att.h: Likewise.
15081 * config/i386/avxintrin.h: Likewise.
15082 * config/i386/biarch64.h: Likewise.
15083 * config/i386/bmmintrin.h: Likewise.
15084 * config/i386/cpuid.h: Likewise.
15085 * config/i386/cross-stdarg.h: Likewise.
15086 * config/i386/crtfastmath.c: Likewise.
15087 * config/i386/crtprec.c: Likewise.
15088 * config/i386/cygming-crtbegin.c: Likewise.
15089 * config/i386/cygming-crtend.c: Likewise.
15090 * config/i386/cygwin.asm: Likewise.
15091 * config/i386/emmintrin.h: Likewise.
15092 * config/i386/gmm_malloc.h: Likewise.
15093 * config/i386/gthr-win32.c: Likewise.
15094 * config/i386/i386.h: Likewise.
15095 * config/i386/immintrin.h: Likewise.
15096 * config/i386/linux-unwind.h: Likewise.
15097 * config/i386/linux64.h: Likewise.
15098 * config/i386/mm3dnow.h: Likewise.
15099 * config/i386/mmintrin-common.h: Likewise.
15100 * config/i386/mmintrin.h: Likewise.
15101 * config/i386/nmmintrin.h: Likewise.
15102 * config/i386/pmm_malloc.h: Likewise.
15103 * config/i386/pmmintrin.h: Likewise.
15104 * config/i386/smmintrin.h: Likewise.
15105 * config/i386/sol2-c1.asm: Likewise.
15106 * config/i386/sol2-ci.asm: Likewise.
15107 * config/i386/sol2-cn.asm: Likewise.
15108 * config/i386/sol2-gc1.asm: Likewise.
15109 * config/i386/tmmintrin.h: Likewise.
15110 * config/i386/unix.h: Likewise.
15111 * config/i386/w32-unwind.h: Likewise.
15112 * config/i386/wmmintrin.h: Likewise.
15113 * config/i386/x86-64.h: Likewise.
15114 * config/i386/x86intrin.h: Likewise.
15115 * config/i386/xmmintrin.h: Likewise.
15116 * config/ia64/crtbegin.asm: Likewise.
15117 * config/ia64/crtend.asm: Likewise.
15118 * config/ia64/crtfastmath.c: Likewise.
15119 * config/ia64/crti.asm: Likewise.
15120 * config/ia64/crtn.asm: Likewise.
15121 * config/ia64/fde-glibc.c: Likewise.
15122 * config/ia64/lib1funcs.asm: Likewise.
15123 * config/ia64/linux-unwind.h: Likewise.
15124 * config/ia64/quadlib.c: Likewise.
15125 * config/ia64/unwind-ia64.c: Likewise.
15126 * config/linux.h: Likewise.
15127 * config/m32c/m32c-lib1.S: Likewise.
15128 * config/m32c/m32c-lib2-trapv.c: Likewise.
15129 * config/m32c/m32c-lib2.c: Likewise.
15130 * config/m32r/initfini.c: Likewise.
15131 * config/m68hc11/larith.asm: Likewise.
15132 * config/m68hc11/m68hc11-crt0.S: Likewise.
15133 * config/m68k/cf.md: Likewise.
15134 * config/m68k/crti.s: Likewise.
15135 * config/m68k/crtn.s: Likewise.
15136 * config/m68k/lb1sf68.asm: Likewise.
15137 * config/m68k/linux-unwind.h: Likewise.
15138 * config/mcore/crti.asm: Likewise.
15139 * config/mcore/crtn.asm: Likewise.
15140 * config/mcore/lib1.asm: Likewise.
15141 * config/mips/linux-unwind.h: Likewise.
15142 * config/mips/loongson.h: Likewise.
15143 * config/mips/mips16.S: Likewise.
15144 * config/mmix/crti.asm: Likewise.
15145 * config/mmix/crtn.asm: Likewise.
15146 * config/pa/fptr.c: Likewise.
15147 * config/pa/hpux-unwind.h: Likewise.
15148 * config/pa/lib2funcs.asm: Likewise.
15149 * config/pa/linux-atomic.c: Likewise.
15150 * config/pa/linux-unwind.h: Likewise.
15151 * config/pa/milli64.S: Likewise.
15152 * config/pa/quadlib.c: Likewise.
15153 * config/pa/stublib.c: Likewise.
15154 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15155 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15156 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15157 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15158 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15159 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15160 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15161 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15162 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15163 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15164 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15165 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15166 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15167 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15168 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15169 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15170 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15171 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15172 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15173 * config/rs6000/750cl.h: Likewise.
15174 * config/rs6000/altivec.h: Likewise.
15175 * config/rs6000/biarch64.h: Likewise.
15176 * config/rs6000/crtresfpr.asm: Likewise.
15177 * config/rs6000/crtresgpr.asm: Likewise.
15178 * config/rs6000/crtresxfpr.asm: Likewise.
15179 * config/rs6000/crtresxgpr.asm: Likewise.
15180 * config/rs6000/crtsavfpr.asm: Likewise.
15181 * config/rs6000/crtsavgpr.asm: Likewise.
15182 * config/rs6000/darwin-asm.h: Likewise.
15183 * config/rs6000/darwin-fallback.c: Likewise.
15184 * config/rs6000/darwin-fpsave.asm: Likewise.
15185 * config/rs6000/darwin-ldouble.c: Likewise.
15186 * config/rs6000/darwin-tramp.asm: Likewise.
15187 * config/rs6000/darwin-unwind.h: Likewise.
15188 * config/rs6000/darwin-vecsave.asm: Likewise.
15189 * config/rs6000/darwin-world.asm: Likewise.
15190 * config/rs6000/e500crtres32gpr.asm: Likewise.
15191 * config/rs6000/e500crtres64gpr.asm: Likewise.
15192 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15193 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15194 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15195 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15196 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15197 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15198 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15199 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15200 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15201 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15202 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15203 * config/rs6000/eabi-ci.asm: Likewise.
15204 * config/rs6000/eabi-cn.asm: Likewise.
15205 * config/rs6000/eabi.asm: Likewise.
15206 * config/rs6000/linux-unwind.h: Likewise.
15207 * config/rs6000/linux64.h: Likewise.
15208 * config/rs6000/paired.h: Likewise.
15209 * config/rs6000/paired.md: Likewise.
15210 * config/rs6000/ppc64-fp.c: Likewise.
15211 * config/rs6000/ppu_intrinsics.h: Likewise.
15212 * config/rs6000/rs6000.h: Likewise.
15213 * config/rs6000/si2vmx.h: Likewise.
15214 * config/rs6000/sol-ci.asm: Likewise.
15215 * config/rs6000/sol-cn.asm: Likewise.
15216 * config/rs6000/spe.h: Likewise.
15217 * config/rs6000/spu2vmx.h: Likewise.
15218 * config/rs6000/sysv4.h: Likewise.
15219 * config/rs6000/tramp.asm: Likewise.
15220 * config/rs6000/vec_types.h: Likewise.
15221 * config/s390/linux-unwind.h: Likewise.
15222 * config/s390/tpf-unwind.h: Likewise.
15223 * config/score/crti.asm: Likewise.
15224 * config/score/crtn.asm: Likewise.
15225 * config/sh/crt1.asm: Likewise.
15226 * config/sh/crti.asm: Likewise.
15227 * config/sh/crtn.asm: Likewise.
15228 * config/sh/divtab-sh4-300.c: Likewise.
15229 * config/sh/divtab-sh4.c: Likewise.
15230 * config/sh/divtab.c: Likewise.
15231 * config/sh/lib1funcs-4-300.asm: Likewise.
15232 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15233 * config/sh/lib1funcs.asm: Likewise.
15234 * config/sh/lib1funcs.h: Likewise.
15235 * config/sh/linux-atomic.asm: Likewise.
15236 * config/sh/linux-unwind.h: Likewise.
15237 * config/sh/shmedia.h: Likewise.
15238 * config/sh/sshmedia.h: Likewise.
15239 * config/sh/ushmedia.h: Likewise.
15240 * config/sparc/crtfastmath.c: Likewise.
15241 * config/sparc/linux-unwind.h: Likewise.
15242 * config/sparc/sol2-c1.asm: Likewise.
15243 * config/sparc/sol2-ci.asm: Likewise.
15244 * config/sparc/sol2-cn.asm: Likewise.
15245 * config/spu/divmodti4.c: Likewise.
15246 * config/spu/divv2df3.c: Likewise.
15247 * config/spu/float_disf.c: Likewise.
15248 * config/spu/float_unsdidf.c: Likewise.
15249 * config/spu/float_unsdisf.c: Likewise.
15250 * config/spu/float_unssidf.c: Likewise.
15251 * config/spu/mfc_multi_tag_release.c: Likewise.
15252 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15253 * config/spu/mfc_tag_release.c: Likewise.
15254 * config/spu/mfc_tag_reserve.c: Likewise.
15255 * config/spu/mfc_tag_table.c: Likewise.
15256 * config/spu/multi3.c: Likewise.
15257 * config/spu/spu_internals.h: Likewise.
15258 * config/spu/spu_intrinsics.h: Likewise.
15259 * config/spu/spu_mfcio.h: Likewise.
15260 * config/spu/vec_types.h: Likewise.
15261 * config/spu/vmx2spu.h: Likewise.
15262 * config/stormy16/stormy16-lib2.c: Likewise.
15263 * config/svr4.h: Likewise.
15264 * config/sync.c: Likewise.
15265 * config/v850/lib1funcs.asm: Likewise.
15266 * config/vxlib-tls.c: Likewise.
15267 * config/vxlib.c: Likewise.
15268 * config/vxworks-dummy.h: Likewise.
15269 * config/xtensa/crti.asm: Likewise.
15270 * config/xtensa/crtn.asm: Likewise.
15271 * config/xtensa/ieee754-df.S: Likewise.
15272 * config/xtensa/ieee754-sf.S: Likewise.
15273 * config/xtensa/lib1funcs.asm: Likewise.
15274 * config/xtensa/lib2funcs.S: Likewise.
15275 * config/xtensa/linux-unwind.h: Likewise.
15276 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15277 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15278 * coretypes.h: Likewise.
15279 * crtstuff.c: Likewise.
15280 * defaults.h: Likewise.
15281 * dwarf2.h: Likewise.
15282 * emutls.c: Likewise.
15283 * gbl-ctors.h: Likewise.
15284 * gcov-io.h: Likewise.
15285 * ginclude/float.h: Likewise.
15286 * ginclude/iso646.h: Likewise.
15287 * ginclude/stdarg.h: Likewise.
15288 * ginclude/stdbool.h: Likewise.
15289 * ginclude/stddef.h: Likewise.
15290 * ginclude/stdfix.h: Likewise.
15291 * ginclude/stdint-gcc.h: Likewise.
15292 * ginclude/tgmath.h: Likewise.
15293 * gthr-aix.h: Likewise.
15294 * gthr-dce.h: Likewise.
15295 * gthr-gnat.c: Likewise.
15296 * gthr-gnat.h: Likewise.
15297 * gthr-lynx.h: Likewise.
15298 * gthr-mipssde.h: Likewise.
15299 * gthr-nks.h: Likewise.
15300 * gthr-posix.c: Likewise.
15301 * gthr-posix.h: Likewise.
15302 * gthr-posix95.h: Likewise.
15303 * gthr-rtems.h: Likewise.
15304 * gthr-single.h: Likewise.
15305 * gthr-solaris.h: Likewise.
15306 * gthr-tpf.h: Likewise.
15307 * gthr-vxworks.h: Likewise.
15308 * gthr-win32.h: Likewise.
15309 * gthr.h: Likewise.
15310 * libgcc2.c: Likewise.
15311 * libgcc2.h: Likewise.
15312 * libgcov.c: Likewise.
15313 * tsystem.h: Likewise.
15314 * typeclass.h: Likewise.
15315 * unwind-c.c: Likewise.
15316 * unwind-compat.h: Likewise.
15317 * unwind-dw2-fde-compat.c: Likewise.
15318 * unwind-dw2-fde-darwin.c: Likewise.
15319 * unwind-dw2-fde-glibc.c: Likewise.
15320 * unwind-dw2-fde.c: Likewise.
15321 * unwind-dw2-fde.h: Likewise.
15322 * unwind-dw2.c: Likewise.
15323 * unwind-dw2.h: Likewise.
15324 * unwind-generic.h: Likewise.
15325 * unwind-pe.h: Likewise.
15326 * unwind-sjlj.c: Likewise.
15327 * unwind.inc: Likewise.
15328 * config/arm/neon-gen.ml: Change generated copyright header to
15329 refer to version 3 of the GNU General Public License with
15330 version 3.1 of the GCC Runtime Library Exception and to point
15331 readers at the COPYING3 and COPYING3.RUNTIME files and the
15332 FSF's license web page.
15333 * config/arm/arm_neon.h: Regenerate.
15335 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15337 * config/cris/cris.md: Change copyright header to refer to version
15338 3 of the GNU General Public License.
15339 * doc/install.texi2html: Change copyright header to refer to version
15340 3 of the GNU General Public License and to point readers at the
15341 COPYING3 file and the FSF's license web page.
15342 * config/vax/linux.h: Likewise.
15344 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15346 * config/i386/i386.md (cmpcc): New.
15347 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15348 (sync_compare_and_swap_cc*): Delete.
15350 * config/s390/s390.c (s390_compare_emitted): Remove.
15351 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15352 s390_compare_emitted used to be handled. Assert that modes match.
15353 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15354 refer to sync_compare_and_swap_ccsi.
15355 * config/s390/s390.h (s390_compare_emitted): Remove.
15356 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15357 instead of s390_compare_emitted.
15358 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15359 instead of s390_compare_emitted.
15360 * config/s390/s390.md (cmpcc): New.
15361 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15362 CC_REGNUM, do not pretend it's set.
15363 (sync_compare_and_swap_cc*): Delete.
15364 * config/s390/predicates.md (cc_reg_operand): New.
15366 * expr.c (sync_compare_and_swap_cc): Delete.
15367 * optabs.h (sync_compare_and_swap_cc): Delete.
15368 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15369 is being used with can_compare_p.
15370 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15371 (find_cc_set): New.
15372 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15373 look for a MODE_CC set instead. Use emit_store_flag.
15374 (expand_compare_and_swap_loop): Likewise, with some additional
15375 complication to avoid a force_reg when useless. Use
15376 emit_cmp_and_jump_insns.
15377 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15378 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15379 sync_compare_and_swap documentation.
15381 2009-04-09 Jan Hubicka <jh@suse.cz>
15383 * except.c (find_prev_try): Break out from ....
15384 (duplicate_eh_regions): ... here; properly update prev_try pointers
15385 when duplication part of tree.
15386 (dump_eh_tree): Improve dumping.
15387 (verify_eh_region): New.
15388 (verify_eh_tree): Use it.
15390 2009-04-06 Richard Guenther <rguenther@suse.de>
15392 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15393 &ARRAY addresses by adjusting their types and prepending
15395 * tree-cfg.c (verify_gimple_assign_single): Verify that
15396 addresses are correct.
15398 2009-04-09 Richard Guenther <rguenther@suse.de>
15400 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15401 indices into an array reference if possible.
15402 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15403 Fold POINTER_PLUS_EXPR statements with invariant address.
15405 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15408 * config.gcc (powerpc64-*-linux*): Always build biarch.
15410 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15413 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15414 it and pedwarn if this results in an INTEGER_CST.
15416 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15418 * doc/install.texi: Update minimum GMP version. Remove obsolete
15419 text in MPFR section.
15421 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15423 * dwarf2out.c (class_scope_p): New static inline.
15424 (class_or_namespace_scope_p): Use it.
15425 (gen_variable_die): Use DW_TAG_member tag for static data member
15426 declarations instead of DW_TAG_variable.
15428 PR middle-end/39573
15429 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15432 2009-04-08 Richard Guenther <rguenther@suse.de>
15434 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15435 valueize random data.
15437 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15439 * config.gcc (aix tm_file): Add aix-stdint.h.
15440 (aix tm clause use_gcc_stdint): Set to wrap.
15441 * config/rs6000/aix-stdint.h: New file.
15443 2009-04-08 Richard Guenther <rguenther@suse.de>
15445 PR middle-end/36291
15446 * tree-dfa.c (add_referenced_var): Do not recurse into
15447 global initializers.
15448 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15450 (fold_const_aggregate_ref): Likewise.
15452 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15454 * recog.c (ordered_comparison_operator): New.
15455 * gensupport.c (std_preds): Add it.
15456 * doc/md.texi (Machine-Independent Predicates): Document it.
15458 2009-04-08 Jan Hubicka <jh@suse.cz>
15460 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15461 * function.h (rtl_eh): Remove exception_handler_label_map.
15462 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15463 remove_exception_handler_label, for_each_eh_label_1): Remove.
15464 (rtl_remove_unreachable_regions): Remove.
15465 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15466 (find_exception_handler_labels): Don't build the hashtable.
15467 (maybe_remove_eh_handler): Remove.
15468 (for_each_eh_label): Rewrite to walk the tree.
15469 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15470 * except.h (maybe_remove_eh_handler): Remove.
15471 * passes.c (init_optimization_passes): Schedule second EH cleanup
15473 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15474 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15476 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15478 * genoutput.c (validate_optab_operands): New.
15479 (gen_insn, gen_expand): Call it.
15481 * genflags.c (gen_insn): Detect misused iterators.
15482 (main): Pass line_no to gen_insn, exit with status 1 on error.
15484 * genextract.c (line_no): Make global.
15485 (VEC_safe_set_locstr): Change assertion to error message.
15486 (main): Exit with status 1 on error.
15488 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15492 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15493 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15494 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15495 * c-convert.c (convert): Do not call fold on results of conversion
15496 functions when the result is a C_MAYBE_CONST_EXPR.
15497 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15498 of __builtin_choose_expr.
15499 * c-typeck.c (remove_c_maybe_const_expr): New.
15500 (build_unary_op, build_conditional_expr, build_compound_expr,
15501 build_binary_op, c_objc_common_truthvalue_conversion): Call
15502 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15505 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15507 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15508 CODE to produce a new one. Add a prototype to use fold_convert_const
15510 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15513 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15514 mix declarations and code.
15516 2009-04-08 Ben Elliston <bje@au.ibm.com>
15518 * gcc.c: Replace `CC' with `GCC' throughout.
15520 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15522 * doc/invoke.texi: Document Atom support.
15524 2009-04-07 Jason Merrill <jason@redhat.com>
15527 * c-common.h, c-common.c: Add flag_pretty_templates.
15528 * c-opts.c (c_common_handle_option): Set it.
15529 * c.opt: Add -fno-pretty-templates.
15530 * doc/invoke.texi (C++ Dialect Options): Likewise.
15532 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15534 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15535 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15536 (ia64_expand_builtin): Likewise.
15538 2009-04-07 Martin Jambor <mjambor@suse.cz>
15540 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15541 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15542 ADDR_EXPRS are include too.
15544 2009-04-07 Richard Guenther <rguenther@suse.de>
15546 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15547 decls are only used if passes as parameters or if they are
15548 local statics and the call is not to a builtin.
15549 (call_may_clobber_ref_p_1): Likewise.
15551 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15553 * expr.c (do_store_flag): Remove last argument. Simplify code
15554 to avoid duplication of tests already done by can_compare_p.
15555 (expand_expr_real_1): Adjust caller.
15557 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15559 * optabs.c (can_compare_p): Test the predicate of a
15560 cbranch and cstore pattern.
15562 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15564 * expr.c (convert_move): Use emit_store_flag instead of
15567 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15569 * config/i386/i386.c (ix86_compare_emitted): Remove.
15570 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15571 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15572 * config/i386/i386.h (ix86_compare_emitted): Remove.
15573 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15574 instead of ix86_compare_emitted.
15575 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15577 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15579 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15580 Add t-sysroot-suffix to tmake_file.
15581 * config/print-sysroot-suffix.sh: New file.
15582 * config/t-sysroot-suffix: New file.
15584 2009-04-07 Ben Elliston <bje@au.ibm.com>
15586 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15587 as the latter produces a warning when the target does not support
15590 2009-04-07 Ben Elliston <bje@au.ibm.com>
15592 * dfp.c: Replace type punning assignments with memcpy throughout.
15593 * Makefile.in (dfp.o-warn): Remove.
15595 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15598 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15599 Include soft-fp/t-softfp after rs6000/t-linux64.
15601 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15603 * stor-layout.c (set_sizetype): Use the full precision of their
15604 machine mode for bitsize types.
15606 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15608 * config/i386/i386.md: Revert 2 accidental checkins.
15610 2009-04-06 Joey Ye <joey.ye@intel.com>
15611 Xuepeng Guo <xuepeng.guo@intel.com>
15612 H.J. Lu <hongjiu.lu@intel.com>
15614 Atom pipeline model, tuning and insn selection.
15615 * config.gcc (atom): Add atom config options and target.
15617 * config/i386/atom.md: New.
15619 * config/i386/i386.c (atom_cost): New cost.
15620 (m_ATOM): New macro flag.
15621 (initial_ix86_tune_features): Set m_ATOM.
15622 (x86_accumulate_outgoing_args): Likewise.
15623 (x86_arch_always_fancy_math_387): Likewise.
15624 (processor_target): Add Atom cost.
15625 (cpu_names): Add Atom cpu name.
15626 (override_options): Set Atom ISA.
15627 (ix86_issue_rate): New case PROCESSOR_ATOM.
15628 (ix86_adjust_cost): Likewise.
15630 * config/i386/i386.h (TARGET_ATOM): New target macro.
15631 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15632 (TARGET_OPT_AGU): New target option.
15633 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15634 (processor_type): Add PROCESSOR_ATOM.
15636 * config/i386/i386.md (cpu): Add new value "atom".
15637 (use_carry, movu): New attr.
15638 (atom.md): Include atom.md.
15639 (adddi3_carry_rex64): Set attr "use_carry".
15640 (addqi3_carry): Likewise.
15641 (addhi3_carry): Likewise.
15642 (addsi3_carry): Likewise.
15643 (*addsi3_carry_zext): Likewise.
15644 (subdi3_carry_rex64): Likewise.
15645 (subqi3_carry): Likewise.
15646 (subhi3_carry): Likewise.
15647 (subsi3_carry): Likewise.
15648 (x86_movdicc_0_m1_rex64): Likewise.
15649 (*x86_movdicc_0_m1_se): Likewise.
15650 (x86_movsicc_0_m1): Likewise.
15651 (*x86_movsicc_0_m1_se): Likewise.
15652 (*adddi_1_rex64): Emit add insn as much as possible.
15653 (*addsi_1): Likewise.
15654 (return_internal): Set atom_unit.
15655 (return_internal_long): Likewise.
15656 (return_pop_internal): Likewise.
15657 (*rcpsf2_sse): Set atom_sse_attr attr.
15658 (*qrt<mode>2_sse): Likewise.
15659 (*prefetch_sse): Likewise.
15661 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15663 (ix86_target_macros_internal): Likewise.
15665 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15666 (*prefetch_sse_rex): Likewise.
15667 (sse_rcpv4sf2): Likewise.
15668 (sse_vmrcpv4sf2): Likewise.
15669 (sse_sqrtv4sf2): Likewise.
15670 (<sse>_vmsqrt<mode>2): Likewise.
15671 (sse_ldmxcsr): Likewise.
15672 (sse_stmxcsr): Likewise.
15673 (*sse_sfence): Likewise.
15674 (sse2_clflush): Likewise.
15675 (*sse2_mfence): Likewise.
15676 (*sse2_lfence): Likewise.
15677 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15678 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15679 (avx_movdqu<avxmodesuffix>): Likewise.
15680 (avx_lddqu<avxmodesuffix>): Likewise.
15681 (sse2_movntv2di): Change attr "type" to "ssemov".
15682 (sse2_movntsi): Likewise.
15683 (rsqrtv8sf2): Change attr "type" to "sseadd".
15684 (sse3_addsubv2df3): Set attr "atom_unit".
15685 (sse3_h<plusminus_insn>v4sf3): Likewise.
15686 (*sse2_pmaddwd): Likewise.
15687 (*vec_extractv2di_1_rex64): Likewise.
15688 (*vec_extractv2di_1_avx): Likewise.
15689 (sse2_psadbw): Likewise.
15690 (ssse3_phaddwv8hi3): Likewise.
15691 (ssse3_phaddwv4hi3): Likewise.
15692 (ssse3_phadddv4si3): Likewise.
15693 (ssse3_phadddv2si3): Likewise.
15694 (ssse3_phaddswv8hi3): Likewise.
15695 (ssse3_phaddswv4hi3): Likewise.
15696 (ssse3_phsubwv8hi3): Likewise.
15697 (ssse3_phsubwv4hi3): Likewise.
15698 (ssse3_phsubdv4si3): Likewise.
15699 (ssse3_phsubdv2si3): Likewise.
15700 (ssse3_phsubswv8hi3): Likewise.
15701 (ssse3_phsubswv4hi3): Likewise.
15702 (ssse3_pmaddubsw128): Likewise.
15703 (sse3_pmaddubsw: Likewise.
15704 (ssse3_palignrti): Likewise.
15705 (ssse3_palignrdi): Likewise.
15707 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15709 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15711 2009-04-06 Richard Guenther <rguenther@suse.de>
15713 PR tree-optimization/28868
15714 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15715 of which PHI results we inserted.
15716 (insert_into_preds_of_block): Record inserted PHIs.
15717 (eliminate): Eliminate redundant PHI nodes.
15718 (init_pre): Init inserted_phi_names.
15720 2009-04-06 Richard Guenther <rguenther@suse.de>
15722 PR tree-optimization/39643
15723 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15724 IMAGPART_EXPRs of complex constants.
15725 (execute_fold_all_builtins): If we folded a call queue
15726 TODO_update_address_taken.
15728 2009-04-06 Jan Hubicka <jh@suse.cz>
15730 PR middle-end/39659
15731 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15734 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15736 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15738 (ic_invalidate_array): Likewise.
15740 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15742 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15743 alignment for library calls.
15745 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15747 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15748 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15749 * config/i386/mingw-stdint.h: New file.
15751 2009-04-05 Richard Guenther <rguenther@suse.de>
15753 PR tree-optimization/39648
15754 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15755 our &A vs. &A[0] IL deficiencies.
15757 2009-04-04 Jan Hubicka <jh@suse.cz>
15759 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15760 removed toplevel regions.
15761 (sjlj_mark_call_sites): Likewise.
15763 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15765 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15766 (cygwin tm clause use_gcc_stdint): Set to wrap.
15767 * config/i386/cygwin-stdint.h: New file.
15769 2009-04-04 Richard Guenther <rguenther@suse.de>
15771 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15772 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15773 single-argument PHIs if we are in loop-closed SSA form.
15774 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15775 for the pre-condition.
15776 (slpeel_tree_peel_loop_to_edge): Likewise.
15777 (vect_build_loop_niters): Take an optional sequence to append stmts.
15778 (vect_generate_tmps_on_preheader): Likewise.
15779 (vect_do_peeling_for_loop_bound): Take extra guards for the
15781 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15782 the cost model check.
15783 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15784 guards if we are going to peel. Do not apply versioning in that case.
15785 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15786 (vect_do_peeling_for_loop_bound): Likewise.
15787 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15788 loop bound only record extra pre-conditions, do not apply loop
15791 2009-04-04 Richard Guenther <rguenther@suse.de>
15793 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15796 2009-04-04 Jan Hubicka <jh@suse.cz>
15798 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15799 last_basic_block for size of bb->index indexed array.
15800 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15801 compute_out, link_btr_uses, build_btr_def_use_webs,
15802 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15804 2009-04-04 Jan Hubicka <jh@suse.cz>
15806 * except.c (remove_eh_handler_and_replace): Break out from ...
15807 (remove_eh_handler): ... here.
15808 (bring_to_root): New function.
15809 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15810 handled ones, bring others to root of tree.
15812 2009-04-04 Jan Hubicka <jh@suse.cz>
15814 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15815 (all_phis_safe_to_merge): New function.
15816 (update_info): New structure.
15817 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15818 (cleanup_empty_eh): Update SSA if possible.
15820 2009-04-04 Richard Guenther <rguenther@suse.de>
15822 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15823 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15824 (append_vuse): Likewise.
15826 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15828 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15829 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15830 instead of REG_UNSAVED for DW_CFA_undefined.
15831 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15832 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15835 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15838 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15839 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15840 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15842 2009-04-04 Richard Guenther <rguenther@suse.de>
15844 PR tree-optimization/8781
15845 PR tree-optimization/37892
15846 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15847 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15848 (valueize_refs): Call it for *& valueizations.
15849 (shared_reference_ops_from_ref): Rename to ...
15850 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15851 (shared_reference_ops_from_call): Rename to ...
15852 (valueize_shared_reference_ops_from_call): ... this and valueize.
15853 (vn_reference_lookup): Update.
15854 (visit_reference_op_call): Likewise.
15855 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15856 (eliminate): Value-replace the call address in call statements.
15858 2009-04-04 Richard Guenther <rguenther@suse.de>
15860 PR tree-optimization/39636
15861 * tree-ssa-forwprop.c
15862 (forward_propagate_addr_into_variable_array_index): Check for
15863 GIMPLE_ASSIGN before accessing the rhs code.
15865 2009-04-03 Jason Merrill <jason@redhat.com>
15867 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15869 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15871 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15872 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15873 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15874 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15875 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15876 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15877 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15878 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15879 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15880 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15881 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15882 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15883 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15884 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15885 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15886 Use fr_reg_or_fp01_operand instead of fr_register_operand
15888 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15889 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15890 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15892 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15894 PR rtl-optimization/39607
15895 PR rtl-optimization/39631
15899 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15900 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15901 instead of DF_LR_OUT.
15902 * ira-lives.c (process_bb_node_lives): Ditto.
15903 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15904 instead of DF_LR_{OUT,IN}.
15905 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15906 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15908 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15910 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15911 (execute_lower_omp): Always run but take the short way out if -fopenmp
15913 (gate_lower_omp): Remove, forcing the pass manager to always run the
15914 pass and always set PROP_gimple_lomp.
15915 (pass_lower_omp): Remove gate function.
15916 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15917 PROP_trees. Instead, require it.
15918 * ipa-cp.c (pass_ipa_cp): Likewise.
15919 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15920 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15921 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15922 and PROP_gimple_leh.
15924 2009-04-03 Richard Guenther <rguenther@suse.de>
15926 PR middle-end/13146
15927 PR tree-optimization/23940
15928 PR tree-optimization/33237
15929 PR middle-end/33974
15930 PR middle-end/34093
15931 PR tree-optimization/36201
15932 PR tree-optimization/36230
15933 PR tree-optimization/38049
15934 PR tree-optimization/38207
15935 PR tree-optimization/38230
15936 PR tree-optimization/38301
15937 PR tree-optimization/38585
15938 PR middle-end/38895
15939 PR tree-optimization/38985
15940 PR tree-optimization/39299
15941 * tree-ssa-structalias.h: Remove.
15942 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15943 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15944 (struct vuse_element_d): Remove.
15945 (struct vuse_vec_d): Likewise.
15946 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15947 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15948 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15949 VUSE_ELEMENT_VAR): Likewise.
15950 (struct voptype_d): Likewise.
15951 (NUM_VOP_FREE_BUCKETS): Likewise.
15952 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15953 (struct stmt_operands_d): Remove.
15954 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15955 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15956 VDEF_NUM, VDEF_VECT): Likewise.
15957 (copy_virtual_operands): Remove.
15958 (operand_build_cmp): Likewise.
15959 (create_ssa_artificial_load_stmt): Likewise.
15960 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15961 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15962 vuse_index and mayuse_index members. Pack and move done and iter_type
15963 members to the front.
15964 (SSA_OP_VMAYUSE): Remove.
15965 (SSA_OP_VIRTUAL_USES): Adjust.
15966 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15967 (unlink_stmt_vdef): Declare.
15968 (add_to_addressable_set): Remove.
15969 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15970 (vrp_visit_stmt): Likewise.
15971 * doc/tree-ssa.texi (Alias analysis): Update.
15972 * doc/invoke.texi (max-aliased-vops): Remove docs.
15973 (avg-aliased-vops): Likewise.
15974 * tree-into-ssa.c (syms_to_rename): Remove.
15975 (need_to_update_vops_p): Likewise.
15976 (need_to_initialize_update_ssa_p): Rename to ...
15977 (update_ssa_initialized_fn): ... this. Track function we are
15979 (symbol_marked_for_renaming): Simplify.
15980 (add_new_name_mapping): Do not set need_to_update_vops_p.
15981 (dump_currdefs): Use SYMS_TO_RENAME.
15982 (rewrite_update_stmt): Always walk all uses/defs.
15983 (dump_update_ssa): Adjust.
15984 (init_update_ssa): Take function argument. Track what we are
15986 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15987 (create_new_def_for): Initialize for cfun, assert we are initialized
15989 (mark_sym_for_renaming): Simplify.
15990 (mark_set_for_renaming): Do not initialize update-ssa.
15991 (need_ssa_update_p): Simplify. Take function argument.
15992 (name_mappings_registered_p): Assert we ask for the correct function.
15993 (name_registered_for_update_p): Likewise.
15994 (ssa_names_to_replace): Likewise.
15995 (release_ssa_name_after_update_ssa): Likewise.
15996 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15997 (dump_decl_set): Do not print a newline.
15998 (debug_decl_set): Do it here.
15999 (dump_update_ssa): And here.
16000 * tree-ssa-loop-im.c (move_computations): Adjust.
16001 (movement_possibility): Likewise.
16002 (determine_max_movement): Likewise.
16003 (gather_mem_refs_stmt): Likewise.
16004 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16005 or NAME_MEMORY_TAG.
16006 * tree-complex.c (update_all_vops): Remove.
16007 (expand_complex_move): Adjust.
16008 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16009 Simplify test for memory referencing statement. Exclude
16010 non-invariant ADDR_EXPRs.
16011 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16012 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16013 (rdg_flag_uses): Likewise.
16014 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16016 (tree_optimize_tail_calls_1): Also split the
16017 edge from the entry block if we have degenerate PHI nodes in
16018 the first basic block.
16019 * tree.c (init_ttree): Remove memory-tag related code.
16020 (tree_code_size): Likewise.
16021 (tree_node_structure): Likewise.
16022 (build7_stat): Re-write to be build6_stat.
16023 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16024 (SSA_VAR_P): Adjust.
16025 (struct tree_memory_tag): Remove.
16026 (struct tree_memory_partition_tag): Likewise.
16027 (union tree_node): Adjust.
16028 (build7): Re-write to be build6.
16029 * tree-pass.h (pass_reset_cc_flags): Remove.
16030 (TODO_update_address_taken): New flag.
16031 (pass_simple_dse): Remove.
16032 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16033 * params.h (MAX_ALIASED_VOPS): Remove.
16034 (AVG_ALIASED_VOPS): Likewise.
16035 * omp-low.c (expand_omp_taskreg): Update SSA form.
16036 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16037 aliases the lhs in a copy stmt.
16038 * tree-ssa-dse.c (struct address_walk_data): Remove.
16039 (memory_ssa_name_same): Likewise.
16040 (memory_address_same): Likewise.
16041 (get_kill_of_stmt_lhs): Likewise.
16042 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16043 unused stores. Look through PHI nodes into post-dominated regions.
16044 (dse_optimize_stmt): Simplify. Properly remove stores.
16045 (tree_ssa_dse): Compute dominators.
16046 (execute_simple_dse): Remove.
16047 (pass_simple_dse): Likewise.
16048 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16049 gimple_loaded_syms and gimple_stored_syms computation.
16050 * toplev.c (dump_memory_report): Dump alias and pta stats.
16051 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16052 (vn_reference_eq): Likewise.
16053 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16054 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16055 valueize_vuses): Remove.
16056 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16057 (get_def_ref_stmt_vuse): ... this.
16058 (vn_reference_lookup_2): New function.
16059 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16060 walking equivalent vuses. Simplify.
16061 (vn_reference_lookup): Likewise.
16062 (vn_reference_insert): Likewise.
16063 (vn_reference_insert_pieces): Likewise.
16064 (visit_reference_op_call): Simplify.
16065 (visit_reference_op_load): Likewise.
16066 (visit_reference_op_store): Likewise.
16067 (init_scc_vn): Remove shared_lookup_vuses initialization.
16068 (free_scc_vn): Remove shared_lookup_vuses freeing.
16069 (sort_vuses, sort_vuses_heap): Remove.
16070 (get_ref_from_reference_ops): Export.
16071 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16072 vector with single vuse pointer.
16073 (vn_reference_lookup_pieces, vn_reference_lookup,
16074 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16075 (shared_vuses_from_stmt): Remove.
16076 (get_ref_from_reference_ops): Declare.
16077 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16078 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16079 memory-tag related code.
16080 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16081 (likely_value): Add comment, skip static-chain of call statements.
16082 (surely_varying_stmt_p): Adjust.
16083 (gimplify_and_update_call_from_tree): Likewise.
16084 (execute_fold_all_builtins): Do not rebuild alias info.
16085 (gimplify_and_update_call_from_tree): Properly update VOPs.
16086 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16087 (copy_ref_info): Remove memory-tag related code.
16088 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16089 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16090 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16092 * tree-ssa-dom.c (gimple_p): Remove typedef.
16093 (eliminate_redundant_computations): Adjust.
16094 (record_equivalences_from_stmt): Likewise.
16095 (avail_expr_hash): Likewise.
16096 (avail_expr_eq): Likewise.
16097 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16098 (stmt_makes_single_load): Likewise.
16099 (stmt_makes_single_store): Likewise.
16100 * tree-ssa-alias.c: Rewrite completely.
16101 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16102 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16103 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16104 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16105 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16106 Remove public functions.
16107 (pass_reset_cc_flags): Remove.
16108 (pass_build_alias): Move ...
16109 * tree-ssa-structalias.c (pass_build_alias): ... here.
16110 * tree-ssa-alias.c (may_be_aliased): Move ...
16111 * tree-flow-inline.h (may_be_aliased): ... here.
16112 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16113 count_uses_and_derefs): Move ...
16114 * gimple.c: ... here.
16115 * gimple.h (count_uses_and_derefs): Declare.
16116 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16117 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16118 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16119 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16120 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16121 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16122 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16124 * tree-dfa.c (refs_may_alias_p): Move ...
16125 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16126 * tree-ssa-alias.h: New file.
16127 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16128 (statement_sink_location): Likewise.
16129 * opts.c (decode_options): Do not adjust max-aliased-vops or
16130 avg-aliased-vops values.
16131 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16132 (TV_CALL_CLOBBER): Likewise.
16133 (TV_FLOW_SENSITIVE): Likewise.
16134 (TV_FLOW_INSENSITIVE): Likewise.
16135 (TV_MEMORY_PARTITIONING): Likewise.
16136 (TV_ALIAS_STMT_WALK): New timevar.
16137 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16138 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16139 (get_address_description): Remove memory-tag related code.
16140 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16141 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16142 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16143 and immediate uses in statements. Document.
16144 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16145 (dump_symbols): Remove.
16146 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16147 * alias.c (get_deref_alias_set): New function split out from ...
16148 (get_alias_set): ... here.
16149 * alias.h (get_deref_alias_set): Declare.
16150 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16151 type parameter. Remove restrict pointer handling. Create a
16152 ref-all pointer in case type-based alias sets do not conflict.
16153 (vect_analyze_data_refs): Remove SMT related code.
16154 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16155 (vectorizable_load): Likewise.
16156 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16157 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16158 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16159 Ignore vops and SMTs.
16160 (dr_analyze_alias): Likewise..
16161 (free_data_ref): Likewise.
16162 (create_data_ref): Likewise.
16163 (analyze_all_data_dependences): Likewise.
16164 (get_references_in_stmt): Adjust.
16165 * tree-flow-inline.h (gimple_aliases_computed_p,
16166 gimple_addressable_vars, gimple_call_clobbered_vars,
16167 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16168 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16169 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16170 gimple_mem_ref_stats): Remove.
16171 (gimple_vop): New function.
16172 (op_iter_next_use): Remove vuses and mayuses cases.
16173 (op_iter_next_def): Remove vdefs case.
16174 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16175 (clear_and_done_ssa_iter): Do not set removed fields.
16176 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16177 Assert we are not iterating over vuses or vdefs if not also
16178 iterating over uses or defs.
16179 (op_iter_init_use): Likewise.
16180 (op_iter_init_def): Likewise.
16181 (op_iter_next_vdef): Remove.
16182 (op_iter_next_mustdef): Likewise.
16183 (op_iter_init_vdef): Likewise.
16184 (compare_ssa_operands_equal): Likewise.
16185 (link_use_stmts_after): Handle vuse operand.
16186 (is_call_used): Use is_call_clobbered.
16187 (is_call_clobbered): Global variables are always call clobbered,
16188 query the call-clobbers bitmap.
16189 (mark_call_clobbered): Ignore global variables.
16190 (clear_call_clobbered): Likewise.
16191 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16192 virtual operands sanity check.
16193 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16195 (TARGET_MEM_REF): Remove TMR_TAG operand.
16196 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16197 Remove call-clobber related code.
16198 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16199 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16200 partitions or escape reason.
16201 (get_single_def_stmt, get_single_def_stmt_from_phi,
16202 get_single_def_stmt_with_phi): Remove.
16203 (dump_referenced_vars): Tidy.
16204 (get_ref_base_and_extent): Allow bare decls.
16205 (collect_dfa_stats): Adjust.
16206 * graphite.c (rename_variables_in_stmt): Adjust.
16207 (graphite_copy_stmts_from_block): Likewise.
16208 (translate_clast): Likewise.
16209 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16211 (translate_vuse_through_block): Use the oracle.
16212 (phi_translate_1): Adjust.
16213 (value_dies_in_block_x): Use the oracle. Cache the outcome
16215 (valid_in_sets): Check if the VUSE for
16216 a REFERENCE is available.
16217 (eliminate): Do not remove stmts during elimination,
16218 instead queue and remove them afterwards.
16219 (do_pre): Do not rebuild alias info.
16220 (pass_pre): Run TODO_rebuild_alias before PRE.
16221 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16222 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16223 (mark_all_v_defs_stmt): Remove.
16224 (mark_all_v_defs_seq): Adjust.
16225 (sra_replace): Likewise.
16226 (scalarize_use): Likewise.
16227 (scalarize_copy): Likewise.
16228 (scalarize_init): Likewise.
16229 (scalarize_ldst): Likewise.
16230 (todoflags): Remove.
16231 (tree_sra): Do not rebuild alias info.
16232 (tree_sra_early): Adjust.
16233 (pass_sra): Run TODO_update_address_taken before SRA.
16234 * tree-predcom.c (set_alias_info): Remove.
16235 (prepare_initializers_chain): Do not call it.
16236 (mark_virtual_ops_for_renaming): Adjust.
16237 (mark_virtual_ops_for_renaming_list): Remove.
16238 (initialize_root_vars): Adjust.
16239 (initialize_root_vars_lm): Likewise.
16240 (prepare_initializers_chain): Likewise.
16241 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16242 (may_propagate_copy_into_stmt): Likewise.
16243 (merge_alias_info): Do nothing for now.
16244 (propagate_tree_value_into_stmt): Adjust.
16245 (stmt_may_generate_copy): Likewise.
16246 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16247 not mark symbols for renaming.
16248 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16249 with the same statement, make sure to update the new pointed-to one.
16250 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16251 call statements, do not mark symbols for renaming.
16252 (mark_operand_necessary): Dump something.
16253 (ref_may_be_aliased): New function.
16254 (mark_aliased_reaching_defs_necessary_1): New helper function.
16255 (mark_aliased_reaching_defs_necessary): Likewise.
16256 (mark_all_reaching_defs_necessary_1): Likewise.
16257 (mark_all_reaching_defs_necessary): Likewise.
16258 (propagate_necessity): Do not process virtual PHIs. For
16259 non-aliased loads mark all reaching definitions as necessary.
16260 For aliased loads and stores mark the immediate dominating
16261 aliased clobbers as necessary.
16262 (visited): New global static.
16263 (perform_tree_ssa_dce): Free visited bitmap after propagating
16265 (remove_dead_phis): Perform simple dead virtual PHI removal.
16266 (remove_dead_stmt): Properly unlink virtual operands when
16268 (eliminate_unnecessary_stmts): Schedule PHI removal after
16270 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16271 (process_replaceable): Likewise.
16272 (find_replaceable_in_bb): Likewise.
16273 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16274 based on the single gimple vop.
16275 (verify_flow_insensitive_alias_info): Remove.
16276 (verify_flow_sensitive_alias_info): Likewise.
16277 (verify_call_clobbering): Likewise.
16278 (verify_memory_partitions): Likewise.
16279 (verify_alias_info): Likewise.
16280 (verify_ssa): Adjust..
16281 (execute_update_addresses_taken): Export. Update SSA
16282 manually. Optimize only when optimizing. Use a local bitmap.
16283 (pass_update_address_taken): Remove TODO_update_ssa, add
16285 (pass_update_address_taken): Just use TODO_update_address_taken.
16286 (init_tree_ssa): Do not initialize addressable_vars.
16287 (verify_ssa): Verify new VUSE / VDEF properties.
16288 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16289 Do not call verify_alias_info.
16290 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16291 Do not free the loaded and stored syms bitmaps. Reset the escaped
16292 and callused solutions. Do not free addressable_vars.
16293 Remove memory-tag related code.
16294 (warn_uninitialized_var): Aliases are always available.
16295 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16296 * lambda-code.c (can_put_in_inner_loop): Adjust.
16297 (can_put_after_inner_loop): Likewise.
16298 (perfect_nestify): Likewise.
16299 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16300 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16301 (vectorizable_conversion): Do not mark symbols for renaming.
16302 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16303 (expand_call_inline): Unlink the calls virtual operands before
16305 (tree_function_versioning): Do not call update_ssa if we are not
16306 updating clones. Simplify.
16307 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16308 (propagate_with_phi): Likewise..
16309 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16310 clobber code. Assert we are not aliased or global.
16311 * tree-flow.h: Include tree-ssa-alias.h
16312 (enum escape_type): Remove.
16313 (struct mem_sym_stats_d): Likewise.
16314 (struct mem_ref_stats_d): Likewise.
16315 (struct gimple_df): Add vop member. Remove global_var,
16316 call_clobbered_vars, call_used_vars, addressable_vars,
16317 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16318 escaped and callused members.
16319 (struct ptr_info_def): Remove all members, add points-to solution
16321 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16322 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16323 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16324 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16325 (tree-ssa-alias.o): Likewise.
16326 (toplev.o): Add tree-ssa-alias.h
16327 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16328 * gimple.c (gimple_set_bb): Fix off-by-one error.
16329 (is_gimple_reg): Do not handle memory tags.
16330 (gimple_copy): Also copy virtual operands.
16331 Delay updating the statement. Do not reset loaded and stored syms.
16332 (gimple_set_stored_syms): Remove.
16333 (gimple_set_loaded_syms): Likewise.
16334 (gimple_call_copy_skip_args): Copy the virtual operands
16335 and mark the new statement modified.
16336 * tree-ssa-structalias.c (may_alias_p): Remove.
16337 (set_uids_in_ptset): Take the alias set to prune with as
16338 parameter. Fold in the alias test of may_alias_p.
16339 (compute_points_to_sets): Compute whether a ptr is dereferenced
16340 in a local sbitmap.
16341 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16342 other ADDRESSOF constraints on the lhs.
16343 (get_constraint_for_component_ref): Assert that we don't get
16344 ADDRESSOF constraints from the base of the reference.
16345 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16346 (struct variable_info): Remove collapsed_to member.
16347 (get_varinfo_fc): Remove.
16348 (new_var_info): Do not set collapsed_to.
16349 (dump_constraint): Do not follow cycles.
16350 (dump_constraint_graph): Likewise.
16351 (build_pred_graph): Likewise.
16352 (build_succ_graph): Likewise.
16353 (rewrite_constraints): Likewise.
16354 (do_simple_structure_copy): Remove.
16355 (do_rhs_deref_structure_copy): Remove.
16356 (do_lhs_deref_structure_copy): Remove.
16357 (collapse_rest_of_var): Remove.
16358 (do_structure_copy): Re-implement.
16359 (pta_stats): New global variable.
16360 (dump_pta_stats): New function.
16361 (struct constraint_expr): Make offset signed.
16362 (UNKNOWN_OFFSET): Define special value.
16363 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16364 (solution_set_expand): New helper function split out from ...
16365 (do_sd_constraint): ... here.
16366 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16367 (do_ds_constraint): Likewise.
16368 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16369 and CALLUSED = *CALLUSED.
16370 (set_union_with_increment): Make inc argument signed.
16371 (type_safe): Remove.
16372 (get_constraint_for_ptr_offset): Handle unknown and negative
16374 (first_vi_for_offset): Handle offsets before start. Bail
16375 out early for offsets beyond the variable extent.
16376 (first_or_preceding_vi_for_offset): New function.
16377 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16378 Together with ESCAPED = *ESCAPED this properly computes reachability.
16379 (find_what_var_points_to): New function.
16380 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16381 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16382 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16383 pt_solutions_intersect): New functions.
16384 (compute_call_used_vars): Remove.
16385 (compute_may_aliases): New main entry into PTA computation.
16386 * gimple.h (gimple_p): New typedef.
16387 (struct gimple_statement_base): Remove references_memory_p.
16388 (struct gimple_statement_with_memory_ops_base): Remove
16389 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16391 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16392 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16393 gimple_set_references_memory): Remove.
16394 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16395 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16397 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16398 (verify_expr): Allow RESULT_DECL.
16399 (gimple_duplicate_bb): Do not copy virtual operands.
16400 (gimple_duplicate_sese_region): Adjust.
16401 (gimple_duplicate_sese_tail): Likewise.
16402 (mark_virtual_ops_in_region): Remove.
16403 (move_sese_region_to_fn): Do not call it.
16404 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16405 and pass_simple_dse.
16406 (execute_function_todo): Handle TODO_update_address_taken,
16407 call execute_update_addresses_taken for TODO_rebuild_alias.
16408 (execute_todo): Adjust.
16409 (execute_one_pass): Init dump files early.
16410 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16412 (create_general_new_stmt): Clear vops.
16413 * tree-ssa-reassoc.c (get_rank): Adjust.
16414 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16415 symbols for renaming.
16416 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16417 (PARAM_AVG_ALIASED_VOPS): Likewise.
16418 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16419 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16420 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16421 (operand_build_cmp, copy_virtual_operands,
16422 create_ssa_artificial_load_stmt, add_to_addressable_set,
16423 gimple_add_to_addresses_taken): Remove public functions.
16424 (unlink_stmt_vdef): New function.
16426 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16428 * config.gcc (powerpc-*-linux*): Merge variants.
16430 2009-04-02 Chao-ying Fu <fu@mips.com>
16431 James Grosbach <james.grosbach@microchip.com>
16433 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16434 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16436 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16437 keep_interrupts_masked_p, use_debug_exception_return_p.
16438 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16439 keep_interrupts_masked, use_debug_exception_return.
16440 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16441 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16443 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16444 (mips_print_operand): Process COP0 registers to print $0 .. $31
16445 correctly for GAS to process.
16446 (mips_interrupt_extra_call_saved_reg_p): New function.
16447 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16449 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16450 (mips_compute_frame_info): Add supports for interrupt context that
16451 includes doubleword accumulators and COP0 registers.
16452 (mips_for_each_saved_acc): New function.
16453 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16454 mips_for_each_saved_reg.
16455 (mips_save_reg): Save accumulators.
16456 (mips_kernel_reg_p): A new for_each_rtx callback.
16457 (mips_expand_prologue): Support interrupt handlers.
16458 (mips_restore_reg): Restore accumulators.
16459 (mips_expand_epilogue): Support interrupt handlers.
16460 (mips_can_use_return_insn): Return false for interrupt handlers.
16461 (mips_epilogue_uses): New function.
16462 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16463 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16464 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16465 cop0_move): New instructions.
16466 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16467 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16469 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16471 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16472 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16473 interrupt handlers, we use K0 as the temporary register.
16474 (EPILOGUE_USES): Change to a function call.
16475 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16476 handlers, we use K0 as the temporary register.
16478 * doc/extend.texi (Function Attributes): Document interrupt,
16479 use_shadow_register_set, keep_interrupts_masked,
16480 use_debug_exception_return for MIPS attributes.
16482 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16484 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16485 Remove a number of t-files from tmake_file.
16486 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16487 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16488 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16489 target_prototype, not TARGET_PROTOTYPE.
16490 (LINK_OS_GNU_SPEC): Define.
16491 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16492 and darwin-ldoubdle.c.
16494 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16497 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16498 (cpp_options): Ditto.
16499 (default_compilers): Ditto.
16500 (display_help): Ditto.
16501 (process_command): Ditto.
16502 (do_spec_1): Ditto.
16503 (set_input): Use lbasename instead of duplicate code.
16504 (save_temps_prefix): New static for -save-temps=obj.
16505 (save_temps_length): Ditto.
16507 * doc/invoke.texi (-save-temps=obj): Document new variant to
16508 -save-temps switch.
16510 2009-04-02 Jeff Law <law@redhat.com>
16512 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16515 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16517 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16518 * configure: Regenerated.
16520 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16522 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16523 share the argument list.
16525 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16529 2009-02-12 Diego Novillo <dnovillo@google.com>
16531 * varpool.c (debug_varpool): New.
16532 * cgraph.h (debug_varpool): Declare.
16534 2009-04-02 Jan Hubicka <jh@suse.cz>
16536 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16539 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16541 * config/i386/i386.c (ix86_abi): Move initialization to ...
16542 (override_options): Here.
16544 2009-04-02 Christian Bruel <christian.bruel@st.com>
16546 * config/sh/sh.c (sh_dwarf_register_span): New function.
16547 (TARGET_DWARF_REGISTER_SPAN): Define.
16548 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16550 2009-04-02 Ira Rosen <irar@il.ibm.com>
16552 PR tree-optimization/39595
16553 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16554 interleaved loads group is not greater than the SLP group size.
16556 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16558 * builtins.c (is_builtin_name): New.
16559 (called_as_built_in): Use is_builtin_name.
16560 * tree.h (is_builtin_name): New.
16561 * varasm.c (incorporeal_function_p): Use is_builtin_name
16563 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16565 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16567 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16570 * c-decl.c (clone_underlying_type): Move this ...
16571 * c-common.c (set_underlying_type): ... here.
16572 Also, make sure the function properly sets TYPE_STUB_DECL() on
16573 the newly created typedef variant type.
16574 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16575 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16578 2009-04-02 Richard Guenther <rguenther@suse.de>
16580 PR tree-optimization/37221
16581 * tree-flow.h (degenerate_phi_result): Declare.
16582 * tree-ssa-dom.c (degenerate_phi_result): Export.
16583 * tree-scalar-evolution.c (analyze_initial_condition): If
16584 the initial condition is defined by a degenerate PHI node
16585 use the degenerate value.
16587 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16589 PR rtl-optimization/39588
16590 * combine.c (merge_outer_ops): Do not set the constant when this
16592 (simplify_shift_const_1): Do not modify it either in this case.
16594 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16596 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16597 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16599 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16602 * c-lex.c (interpret_float): Default (no suffix) is double.
16604 2009-04-1 Xinliang David Li <davidxl@google.com>
16606 * config/i386/i386.c (legitimate_constant_p): Recognize
16607 all one vector constant.
16609 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16611 * config/vax/vax.c: Add #includes to silence warnings.
16612 Change #include order to silence two warnings.
16614 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16616 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16617 (ASM_SPEC): Pass -k to the assembler for PIC code.
16619 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16621 * config.gcc: Add vax-*-linux* to the switch.
16622 * config/vax/linux.h: New file. (TARGET_VERSION,
16623 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16625 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16627 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16628 Use predicate macros instead of GET_CODE() == foo.
16629 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16630 ashlsi3, rotrsi3, <unnamed>): Likewise.
16632 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16634 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16635 jbbccihi, jbbccisi): Remova trailing whitespace.
16636 * config/vax/constraints.md: Likewise.
16637 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16638 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16639 * config/vax/predicates.md: Likewise.
16640 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16641 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16642 * config/vax/vax.h: Likewise.
16643 * config/vax/vax.md (nonlocal_goto): Likewise.
16645 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16647 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16648 (indirectable_address_p, adjacent_operands_p): Add spaces around
16650 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16652 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16654 * config/vax/vax.c (legitimate_constant_address_p,
16655 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16656 index_term_p, reg_plus_index_p, legitimate_address_p,
16657 vax_mode_dependent_address_p): Update comments to match functions
16658 modified by the recent int->bool conversion.
16660 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16662 * config/vax/builtins.md: Update copyright message.
16663 * config/vax/constraints.md: Likewise.
16664 * config/vax/netbsd-elf.h: Likewise.
16665 * config/vax/predicates.md: Likewise.
16666 * config/vax/vax-protos.h: Likewise.
16667 * config/vax/vax.c: Likewise.
16668 * config/vax/vax.h: Likewise.
16669 * config/vax/vax.md: Likewise.
16670 * config/vax/vax.opt: Likewise.
16672 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16674 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16675 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16676 * config/vax/constraints.md (B, R): Likewise.
16677 * config/vax/predicates.md (external_memory_operand,
16678 nonimmediate_addsub_di_operand): Likewise.
16679 * config/vax/vax.c (vax_output_int_add): Likewise.
16680 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16681 untyped_call): Likewise.
16683 2009-04-01 Matt Thomas <matt@3am-software.com>
16685 * config/vax/predicates.md: New file.
16686 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16687 external_const_operand, nonsymbolic_operand, external_memory_operand,
16688 indirect_memory_operand, indexed_memory_operand,
16689 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16690 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16692 * config/vax/constraints.md: New file.
16693 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16695 * config/vax/builtins.md: New file.
16696 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16697 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16699 * config/vax/vax.opt (mqmath): Add option.
16700 * config/vax/vax.md (isfx): Extend with DI.
16701 (VAXintQH, VAXintQHSD): Define.
16702 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16703 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16704 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16705 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16706 (movdi): Update constraints and use vax_output_int_move().
16707 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16708 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16709 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16710 nonlocal_goto): New.
16711 (mov<mode>): Extend accepted operand types.
16712 (subdi3_old): Rename from subdi3, change update constraints and use
16713 a new implementation.
16714 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16715 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16716 MOVE_RATIO, CLEAR_RATIO): Define.
16717 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16718 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16719 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16720 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16721 (split_quadword_operands): Make static and really allow variable
16723 (print_operand_address): Update for PIC generation.
16724 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16725 indexable_address_p, fixup_mathdi_operand,
16726 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16727 (vax_float_literal, legitimate_constant_p,
16728 indirectable_constant_address_p, index_term_p,
16729 reg_plus_index_p): Return bool instead of int.
16730 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16732 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16734 (vax_output_conditional_branch): Indent.
16735 (legitimate_constant_address_p, indirectable_constant_address_p,
16736 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16737 vax_mode_dependent_address_p): Return bool instead of int, update for
16739 * config/vax/vax-protos.h (legitimate_constant_address_p,
16740 legitimate_constant_p, legitimate_address_p,
16741 vax_mode_dependent_address_p): Change declaration to bool.
16742 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16743 vax_expand_addsub_di_operands, vax_output_int_subtract,
16744 vax_output_movmemsi): Declare.
16745 (split_quadword_operands, vax_float_literal): Delete declaration.
16746 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16747 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16748 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16749 ASM_OUTPUT_DWARF_PCREL): Define.
16750 (ASM_SPEC): Change definition to allow PIC generation.
16752 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16754 * doc/sourcebuild.texi: Update front-end requirements.
16756 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16759 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16760 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16761 (booldi3_internal3): Use boolean_or_operator instead of
16764 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16767 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16768 declarator whose size is not an integer constant expression but
16769 folds to an integer constant, then treat it as a constant
16772 2009-04-01 Richard Guenther <rguenther@suse.de>
16774 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16775 i * 4 + 2 to (i * 2 + 1) * 2.
16777 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16780 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16781 return if c_parser_asm_string_literal returned NULL.
16783 2009-04-01 Nick Clifton <nickc@redhat.com>
16785 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16787 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16788 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16789 other typedefs to avoid conflicts with libgcc2.c. Define labels
16790 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16792 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16793 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16796 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16798 * varasm.c (default_function_rodata_section): Declare DOT as
16801 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16802 Andrey Galkin <agalkin@hypercom.com>
16805 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16806 Make object_name unique for each process.
16808 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16811 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16812 addressable variables in the parallel that could go out of scope while
16813 running queued tasks.
16815 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16817 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16818 (CASE_VALUES_THRESHOLD): Redefine.
16819 * config/avr/avr.c (avr_override_options): Remove initialization of
16820 avr_case_values_threshold variable.
16821 (avr_case_values_threshold): Remove variable. Add new function.
16822 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16823 * config/avr/avr.opt (mno-tablejump): Remove option.
16824 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16826 2009-04-01 DJ Delorie <dj@redhat.com>
16828 * varasm.c (default_function_rodata_section): Don't assume
16829 anything about where the first '.' in the section name is.
16831 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16833 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16834 rs6000_emit_stack_tie.
16836 2009-03-31 Ian Lance Taylor <iant@google.com>
16838 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16839 gimple_code with GIMPLE_RESX, not RESX.
16841 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16843 * c-common.c (c_get_ident): New.
16844 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16846 2009-04-01 Ben Elliston <bje@au.ibm.com>
16848 * config/rs6000/sysv4.opt (msdata): Improve option description.
16850 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16852 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16853 (divdf3_internal_lat): Remove.
16854 (divxf3_internal_lat): Remove.
16855 (divxf3_internal_thr): Remove.
16856 (divxf): Use divxf3_internal.
16857 * config/ia64/div.md (divsf3_internal_lat): New.
16858 (divdf3_internal_lat): New.
16859 (divxf3_internal): New.
16861 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16864 * Makefile.in (USE_GCC_STDINT): Define.
16865 (stmp-int-hdrs): Install stdint.h if applicable.
16866 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16868 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16869 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16870 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16871 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16872 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16873 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16874 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16875 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16876 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16877 (c_common_nodes_and_builtins): Initialize
16878 underlying_wchar_type_node. Do not initialize
16879 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16880 nodes for new types.
16881 (c_stddef_cpp_builtins): Define macros for new types.
16882 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16884 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16885 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16886 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16887 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16888 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16889 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16890 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16891 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16892 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16893 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16894 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16895 int16_type_node, int32_type_node, int64_type_node,
16896 uint8_type_node, uint16_type_node, c_uint32_type_node,
16897 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16898 int_least32_type_node, int_least64_type_node,
16899 uint_least8_type_node, uint_least16_type_node,
16900 uint_least32_type_node, uint_least64_type_node,
16901 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16902 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16903 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16904 uintptr_type_node): Define.
16905 * c-cppbuiltin.c (builtin_define_constants,
16906 builtin_define_type_minmax): New.
16907 (builtin_define_stdint_macros): Define more macros.
16908 (c_cpp_builtins): Define more limit macros.
16909 (type_suffix): New.
16910 (builtin_define_type_max): Define in terms of
16911 builtin_define_type_minmax. Remove is_long parameter. All
16913 * config.gcc (use_gcc_stdint): Define.
16914 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16915 Add newlib-stdint.h for generic targets.
16916 * config/glibc-stdint.h, config/newlib-stdint.h,
16917 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16918 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16919 * config/score/score.h (UINTPTR_TYPE): Define.
16920 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16921 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16922 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16923 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16924 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16925 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16926 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16927 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16928 * config/spu/spu.h (STDINT_LONG32): Define.
16929 * configure.ac (use_gcc_stdint): Substitute.
16930 * configure: Regenerate.
16931 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16932 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16933 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16934 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16935 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16936 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16937 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16938 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16939 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16940 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16941 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16942 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16943 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16944 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16945 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16946 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16947 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16948 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16949 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16950 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16951 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16952 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16953 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16954 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16955 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16956 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16957 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16958 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16959 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16961 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16963 * loop-iv.c (suitable_set_for_replacement): Renamed from
16964 simplify_using_assignment; changed to return bool and to accept new
16965 args DEST and SRC. Return true iff we find a source/destination pair
16966 that can be used to make a replacement, and fill SRC and DEST if so.
16967 Remove arg ALTERED. Don't deal with altered regs here. All callers
16969 (simplify_using_initial_values): Deal with altered regs here and track
16970 more precisely the effect they have on the validity of our expression.
16972 * loop-iv.c (simplify_using_condition): A condition of the form
16973 (EQ REG CONST) can be used to simply make a substitution.
16974 (simplify_using_initial_values): Keep track of conditions we have seen
16975 and keep using them to simplify new expressions, while applying the
16976 same substitutions to them as to the expression.
16978 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16979 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16982 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16983 changed. Use this when trying to improve the upper bound.
16984 Generate the comparison by using simplify_gen_relational.
16986 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16988 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16990 (simplify_using_assignment, simplify_using_initial_values): Call
16991 replace_in_expr to make replacements. Call replace_single_def_regs
16992 once on the initial version of the expression.
16994 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16997 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16999 2009-03-31 Richard Guenther <rguenther@suse.de>
17001 PR middle-end/31029
17002 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17003 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17005 2009-03-31 Richard Guenther <rguenther@suse.de>
17007 * tree.h (div_if_zero_remainder): Declare.
17008 * fold-const.c (div_if_zero_remainder): Export.
17009 * tree-ssa-forwprop.c
17010 (forward_propagate_addr_into_variable_array_index): Handle
17011 constant array index addition outside of the variable index.
17013 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17016 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17017 define_splits, floatunssi<mode>2): Require x87 conversions from
17018 DImode to be permitted.
17020 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17022 PR preprocessor/15638
17023 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17025 2009-03-31 Richard Guenther <rguenther@suse.de>
17027 PR middle-end/23401
17028 PR middle-end/27810
17029 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17030 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17031 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17032 a separate statement.
17033 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17034 (lookup_tmp_var): Likewise.
17035 (is_gimple_formal_tmp_or_call_rhs): Remove.
17036 (is_gimple_reg_or_call_rhs): Rename to ...
17037 (is_gimple_reg_rhs_or_call): ... this.
17038 (is_gimple_mem_or_call_rhs): Rename to ...
17039 (is_gimple_mem_rhs_or_call): ... this.
17040 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17041 DECL_GIMPLE_REG_P only if is_formal is true.
17042 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17043 for non-proper post-modify expression gimplification.
17044 (gimplify_self_mod_expr): For post-modify expressions gimplify
17045 the lvalue to a minimal lvalue.
17046 (rhs_predicate_for): Remove formal temp case.
17047 (gimplify_modify_expr_rhs): Likewise.
17048 (gimplify_addr_expr): Use is_gimple_reg.
17049 (gimplify_expr): Remove formal temp cases.
17050 (gimple_regimplify_operands): Likewise.
17051 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17052 and FILTER_EXPR like constants.
17053 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17055 (is_gimple_formal_tmp_rhs): Remove.
17056 (is_gimple_reg_rhs): Remove special casing.
17057 (is_gimple_mem_rhs): Fix.
17058 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17059 (is_gimple_formal_tmp_var): Remove.
17060 (is_gimple_formal_tmp_reg): Likewise.
17061 (is_gimple_min_lval): Allow invariant component ref parts.
17062 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17063 is_gimple_formal_tmp_reg): Remove declarations.
17064 * tree-cfg.c (verify_expr): Verify that variables with address
17065 taken do not have DECL_GIMPLE_REG_P set.
17066 * tree-mudflap.c (mf_build_check_statement_for): Use
17067 force_gimple_operand instead of gimplify_expr.
17069 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17071 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17072 schedulable rows to compute_split_row.
17074 2009-03-31 Ben Elliston <bje@au.ibm.com>
17077 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17080 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17082 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17083 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17084 * configure: Regenerate.
17085 * config.in: Regenerate.
17086 * config/rs6000/rs6000.opt (mtls-markers): Add.
17087 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17088 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17089 (tls_ld_aix, tls_ld_sysv): Likewise.
17090 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17091 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17093 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17095 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17097 2009-03-30 Jan Hubicka <jh@suse.cz>
17099 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17101 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17102 detection and label handling.
17104 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17106 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17107 left_conflicts_size.
17108 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17109 ALLOCNO_LEFT_CONFLICTS_SIZE.
17111 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17112 remove_allocno_from_bucket_and_push,
17113 allocno_spill_priority_compare, push_allocnos_to_stack,
17114 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17115 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17116 (setup_allocno_left_conflicts_num): Ditto. Rename to
17117 setup_allocno_left_conflicts_size.
17118 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17119 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17120 setup_allocno_left_conflicts_size instead of
17121 setup_allocno_left_conflicts_num.
17123 * ira-build.c (ira_create_allocno): Use
17124 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17125 ALLOCNO_LEFT_CONFLICTS_NUM.
17127 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17129 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17130 instead of DF_LR_OUT.
17132 * ira-lives.c (process_bb_node_lives): Ditto.
17134 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17135 instead of DF_LR_{OUT,IN}.
17137 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17139 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17141 2009-03-30 Jan Hubicka <jh@suse.cz>
17143 * except.c (label_to_region_map): Fix thinko.
17145 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17147 PR middle-end/38237
17148 * tree.h (tree_find_value): New declaration.
17149 * tree.c (tree_find_value): New function.
17150 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17152 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17155 * c-decl.c (struct c_binding): Add locus field.
17156 (bind): Add locus argument, set locus field from it.
17157 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17158 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17159 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17160 implicitly_declare, undeclared_variable, lookup_label,
17161 declare_label, c_make_fname_decl, c_builtin_function,
17162 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17165 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17168 * config/i386/i386.c (classify_argument): Check total size of
17171 2009-03-30 Martin Jambor <mjambor@suse.cz>
17173 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17174 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17175 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17178 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17179 seen_variable_array_ref while also traversing a union.
17181 * tree-inline.c (optimize_inline_calls): Do not call
17182 cgraph_node_remove_callees.
17183 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17184 (pass_remove_cgraph_callee_edges): New variable.
17185 * passes.c (init_optimization_passes): Add
17186 pass_remove_cgraph_callee_edges after early inlining and before all
17187 late intraprocedural passes.
17189 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17191 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17193 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17194 Fix typos in names.
17196 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17198 * combine.c (simplify_comparison): Use have_insn_for.
17199 * dojump.c (do_jump): Likewise.
17201 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17203 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17204 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17205 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17206 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17207 instead of sparc_compare_emitted.
17208 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17209 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17210 instead of sparc_compare_emitted.
17212 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17214 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17215 enter/exit cfglayout mode.
17216 (pass_partition_block): Require it.
17217 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17218 (combine_instructions): Track basic blocks instead of labels.
17219 (update_cfg_for_uncondjump): New.
17220 (try_combine): Use it. Update jumps after rescanning.
17221 (pass_combine): Require PROP_cfglayout.
17222 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17224 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17226 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17227 Provide/destroy PROP_cfglayout respectively.
17228 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17229 * tree-pass.h (PROP_cfglayout): New.
17231 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17233 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17234 fold_convert_const_fixed_from_fixed,
17235 fold_convert_const_fixed_from_int,
17236 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17237 set TREE_CONSTANT_OVERFLOW.
17238 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17239 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17241 2009-03-30 Ira Rosen <irar@il.ibm.com>
17243 * tree-vect-loop-manip.c: New file.
17244 * tree-vectorizer.c: Update documentation and included files.
17245 (vect_loop_location): Make extern.
17246 (rename_use_op): Move to tree-vect-loop-manip.c
17247 (rename_variables_in_bb, rename_variables_in_loop,
17248 slpeel_update_phis_for_duplicate_loop,
17249 slpeel_update_phi_nodes_for_guard1,
17250 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17251 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17252 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17253 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17254 find_loop_location): Likewise.
17255 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17256 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17257 get_vectype_for_scalar_type, vect_is_simple_use,
17258 supportable_widening_operation, supportable_narrowing_operation):
17260 (bb_in_loop_p): Move to tree-vect-loop.c.
17261 (new_loop_vec_info, destroy_loop_vec_info,
17262 reduction_code_for_scalar_code, report_vect_op,
17263 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17264 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17265 (vect_supportable_dr_alignment): Likewise.
17266 * tree-vectorizer.h (tree-data-ref.h): Include.
17267 (vect_loop_location): Declare.
17268 Reorganize function declarations according to the new file structure.
17269 * tree-vect-loop.c: New file.
17270 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17271 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17272 * tree-vect-data-refs.c: New file.
17273 * tree-vect-patterns.c (timevar.h): Don't include.
17274 * tree-vect-stmts.c: New file.
17275 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17276 tree-vect-slp.c, tree-vect-loop.c.
17277 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17278 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17279 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17280 (tree-vect-analyze.o): Remove.
17281 (tree-vect-transform.o): Likewise.
17282 (tree-vect-data-refs.o): Add rule.
17283 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17284 tree-vect-slp.o): Likewise.
17285 (tree-vect-patterns.o): Remove redundant dependencies.
17286 (tree-vectorizer.o): Likewise.
17287 * tree-vect-slp.c: New file.
17289 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17291 * optc-gen.awk: Warn if an option flag has multiple different
17294 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17296 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17297 -floop-block): Document dependences on PPL, CLooG and Graphite.
17299 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17301 PR rtl-optimization/323
17302 * c-common.c (c_fully_fold, convert_and_check,
17303 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17304 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17305 * c-common.def (EXCESS_PRECISION_EXPR): New.
17306 * c-cppbuiltin.c (builtin_define_float_constants): Define
17307 constants with enough digits for long double.
17308 * c-lex.c (interpret_float): Interpret constant with excess
17309 precision where appropriate.
17310 * c-opts.c (c_common_post_options): Set
17311 flag_excess_precision_cmdline. Give an error for
17312 -fexcess-precision=standard for C++ for processors where the
17313 option is significant.
17314 * c-parser.c (c_parser_conditional_expression): Handle excess
17315 precision in condition.
17316 * c-typeck.c (convert_arguments): Handle arguments with excess
17318 (build_unary_op): Move excess precision outside operation.
17319 (build_conditional_expr): Likewise.
17320 (build_compound_expr): Likewise.
17321 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17322 (build_modify_expr): Handle excess precision in RHS.
17323 (convert_for_assignment): Handle excess precision in converted
17325 (digest_init, output_init_element, process_init_element): Handle
17326 excess precision in initializer.
17327 (c_finish_return): Handle excess precision in return value.
17328 (build_binary_op): Handle excess precision in operands and add
17329 excess precision as needed for operation.
17330 * common.opt (-fexcess-precision=): New option.
17331 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17332 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17333 For standard excess precision, output explicit conversion to and
17334 truncation from XFmode.
17335 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17336 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17337 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17338 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17339 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17340 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17341 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17342 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17343 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17344 define_splits, sqrt<mode>2): Disable where appropriate for
17345 standard excess precision.
17346 * convert.c (convert_to_real): Do not shorten arithmetic to type
17347 for which excess precision would be used.
17348 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17349 * doc/invoke.texi (-fexcess-precision=): Document option.
17350 (-mfpmath=): Correct index entry.
17351 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17352 flag_excess_precision): New.
17353 * langhooks.c (lhd_post_options): Set
17354 flag_excess_precision_cmdline.
17355 * opts.c (common_handle_option): Handle -fexcess-precision=.
17356 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17357 init_excess_precision): New.
17358 (lang_dependent_init_target): Call init_excess_precision.
17359 * tree.c (excess_precision_type): New.
17360 * tree.h (excess_precision_type): Declare.
17362 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17365 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17366 non-lvalue to component.
17368 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17370 PR preprocessor/34695
17371 * Makefile.in (c-opts.o): Depend on c-tree.h.
17372 * c-common.c: Move down include of diagnostic.h.
17373 (done_lexing, c_cpp_error): New.
17374 * c-common.h (done_lexing): Declare.
17375 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17377 * c-opts.c: Include c-tree.h.
17378 (c_common_init_options): Set preprocessor error callback.
17379 (c_common_handle_option): Do not set preprocessor
17380 inhibit_warnings, warnings_are_errors, warn_system_headers,
17381 pedantic_errors or inhibit_warnings flags.
17382 (c_common_post_options): Do not check cpp_errors (parse_in).
17383 (c_common_finish): Do not output dependencies if there were
17384 errors. Do not check return value of cpp_finish.
17385 * c-ppoutput.c (pp_file_change): Set input_location.
17386 * c-tree.h (c_cpp_error): Declare.
17387 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17389 (diagnostic_build_prefix): Check override_column.
17390 * diagnostic.h (diagnostic_info): Add override_column field.
17391 (diagnostic_override_column): Define.
17393 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17395 * c-common.c (c_expand_expr, c_staticp): Remove.
17396 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17397 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17398 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17399 * c-gimplify.c (gimplify_compound_literal_expr,
17400 optimize_compound_literals_in_ctor): Remove.
17401 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17402 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17403 * c-semantics.c (emit_local_var): Remove.
17405 * langhooks-def.h (lhd_expand_expr): Remove.
17406 * langhooks.c (lhd_expand_expr): Remove.
17407 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17409 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17410 handling from c-semantics.c; don't call into langhook.
17411 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17412 * gimplify.c (gimplify_compound_literal_expr,
17413 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17414 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17415 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17416 as was done in c-gimplify.c.
17417 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17418 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17419 Move from c-common.h.
17420 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17422 * tree.c (staticp): Do not call langhook.
17423 * langhooks.c (lhd_staticp): Delete.
17424 * langhooks-def.h (lhd_staticp): Delete prototype.
17425 (LANG_HOOKS_STATICP): Delete.
17426 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17428 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17429 instead of DECL_STMTs.
17431 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17439 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17441 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17442 contained expression.
17443 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17444 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17445 conditional expressions for C.
17446 (decl_constant_value_for_optimization): Move from
17447 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17448 whether optimizing and that the expression is a VAR_DECL not of
17449 array type instead of doing such checks in the caller. Do not
17450 check pedantic. Call gcc_unreachable for C++.
17451 * c-common.def (C_MAYBE_CONST_EXPR): New.
17452 * c-common.h (c_fully_fold, c_save_expr,
17453 decl_constant_value_for_optimization): New prototypes.
17454 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17455 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17456 EXPR_INT_CONST_OPERANDS): Define.
17457 * c-convert.c (convert): Strip nops from expression.
17458 * c-decl.c (groktypename): Take extra parameters expr and
17459 expr_const_operands. Update call to grokdeclarator.
17460 (start_decl): Update call to grokdeclarator. Add statement for
17461 expressions used in type of decl.
17462 (grokparm): Update call to grokdeclarator.
17463 (push_parm_decl): Update call to grokdeclarator.
17464 (build_compound_literal): Add parameter non_const and build a
17465 C_MAYBE_COSNT_EXPR if applicable.
17466 (grokdeclarator): Take extra parameters expr and
17467 expr_const_operands. Track expressions used in declaration
17468 specifiers and declarators. Fold array sizes and track whether
17469 they are constant expressions and whether they are integer
17470 constant expressions.
17471 (parser_xref_tag): Set expr and expr_const_operands fields in
17473 (grokfield): Update call to grokdeclarator.
17474 (start_function): Update call to grokdeclarator.
17475 (build_null_declspecs): Set expr and expr_const_operands fields in
17477 (declspecs_add_type): Handle expressions in typeof specifiers.
17478 * c-parser.c (c_parser_declspecs): Set expr and
17479 expr_const_operands fields for declaration specifiers.
17480 (c_parser_enum_specifier): Likewise.
17481 (c_parser_struct_or_union_specifier): Likewise.
17482 (c_parser_typeof_specifier): Likewise. Update call to
17483 groktypename. Fold expression as needed. Return expressions with
17484 type instead of adding statements.
17485 (c_parser_attributes): Update calls to c_parser_expr_list.
17486 (c_parser_statement_after_labels): Fold expression before passing
17487 to objc_build_throw_stmt.
17488 (c_parser_condition): Fold expression.
17489 (c_parser_asm_operands): Fold expression.
17490 (c_parser_conditional_expression): Use c_save_expr. Update call
17491 to build_conditional_expr.
17492 (c_parser_alignof_expression): Update call to groktypename.
17493 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17494 original_code. Fold expression argument of va_arg. Create
17495 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17496 argument to va_arg. Update calls to groktypename. Fold array
17497 index for offsetof. Verify that first argument to
17498 __builtin_choose_expr has integer type.
17499 (c_parser_postfix_expression_after_paren_type): Update calls to
17500 groktypename and build_compound_literal. Handle expressions with
17501 side effects in type name.
17502 (c_parser_postfix_expression_after_primary): Update call to
17503 c_parser_expr_list. Set original_code for calls to
17504 __builtin_constant_p.
17505 (c_parser_expr_list): Take extra parameter fold_p. Fold
17506 expressions if requested.
17507 (c_parser_objc_type_name): Update call to groktypename.
17508 (c_parser_objc_synchronized_statement): Fold expression.
17509 (c_parser_objc_receiver): Fold expression.
17510 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17511 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17512 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17513 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17514 (struct c_typespec): Add elements expr and expr_const_operands.
17515 (struct c_declspecs): Add elements expr and expr_const_operands.
17516 (groktypename, build_conditional_expr, build_compound_literal):
17518 (in_late_binary_op): Declare.
17519 * c-typeck.c (note_integer_operands): New function.
17520 (in_late_binary_op): New variable.
17521 (decl_constant_value_for_broken_optimization): Move to c-common.c
17522 and rename to decl_constant_value_for_optimization.
17523 (default_function_array_conversion): Do not strip nops.
17524 (default_conversion): Do not call
17525 decl_constant_value_for_broken_optimization.
17526 (build_array_ref): Do not fold result.
17527 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17528 result when operand is a VLA.
17529 (c_expr_sizeof_type): Update call to groktypename. Handle
17530 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17531 result when operand names a VLA type.
17532 (build_function_call): Update call to build_compound_literal.
17533 Only fold result for calls to __builtin_* functions. Strip
17534 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17535 the function designator.
17536 (convert_arguments): Fold arguments. Update call to
17537 convert_for_assignment.
17538 (build_unary_op): Handle increment and decrement of
17539 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17540 decrement earlier. Fold operand of increment and decrement.
17541 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17542 built for integer operand. Wrap returns that are INTEGER_CSTs
17543 without being integer constant expressions or that have integer
17544 constant operands without being INTEGER_CSTs.
17545 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17546 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17547 result is an integer constant expression or can be used in
17548 unevaluated parts of one and avoid folding and wrap as
17549 appropriate. Fold operands before possibly doing -Wsign-compare
17551 (build_compound_expr): Wrap result for C99 if operands can be used
17552 in integer constant expressions.
17553 (build_c_cast): Update call to digest_init. Do not ignore
17554 overflow from casting floating-point constants to integers. Wrap
17555 results that could be confused with integer constant expressions,
17556 null pointer constants or floating-point constants.
17557 (c_cast_expr): Update call to groktypename. Handle expressions
17558 included in type name.
17559 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17560 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17561 Update calls to convert_for_assignment.
17562 (convert_for_assignment): Take new parameter
17563 null_pointer_constant. Do not strip nops or call
17564 decl_constant_value_for_broken_optimization. Set
17565 in_late_binary_op for conversions to boolean.
17566 (store_init_value): Update call to digest_init.
17567 (digest_init): Take new parameter null_pointer_constant. Do not
17568 call decl_constant_value_for_broken_optimization. pedwarn for
17569 initializers not constant expressions. Update calls to
17570 convert_for_assignment.
17571 (constructor_nonconst): New.
17572 (struct constructor_stack): Add nonconst element.
17573 (really_start_incremental_init, push_init_level, pop_init_level):
17574 Handle constructor_nonconst and nonconst element.
17575 (set_init_index): Call constant_expression_warning for array
17577 (output_init_element): Fold value. Set constructor_nonconst as
17578 applicable. pedwarn for initializers not constant expressions.
17579 Update call to digest_init. Call constant_expression_warning
17580 where constant initializers are required.
17581 (process_init_element): Use c_save_expr.
17582 (c_finish_goto_ptr): Fold expression.
17583 (c_finish_return): Fold return value. Update call to
17584 convert_for_assignment.
17585 (c_start_case): Fold switch expression.
17586 (c_process_expr_stmt): Fold expression.
17587 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17588 ensure statement expression is not evaluated in constant expression.
17589 (build_binary_op): Track whether results are integer constant
17590 expressions or may occur in such, disable folding and wrap results
17591 as applicable. Fold operands for -Wsign-compare warnings unless
17593 (c_objc_common_truthvalue_conversion): Handle results folded to
17594 integer constants that are not integer constant expressions.
17595 * doc/extend.texi: Document when typeof operands are evaluated,
17596 that condition of __builtin_choose_expr is an integer constant
17597 expression, and more about use of __builtin_constant_p in
17600 2009-03-29 Richard Guenther <rguenther@suse.de>
17602 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17603 propagate addresses of array references.
17605 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17607 * regmove.c (perhaps_ends_bb_p): Remove.
17608 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17609 from INSN and check that the main loop stays within that basic block.
17610 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17611 (regmove_forward_pass): Split out from regmove_optimize. Use
17612 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17613 (regmove_backward_pass): Split out from regmove_optimize. Use
17614 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17615 (regmove_optimize): Simplify.
17617 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17620 * config/i386/i386.c (classify_argument): Ignore flexible array
17621 member in struct and warn ABI change.
17623 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17625 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17627 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17628 (ix86_adjust_cost): Updated.
17630 2009-03-29 Jan Hubicka <jh@suse.cz>
17632 PR middle-end/28850
17633 * tree-pass.h (pass_cleanup_eh): New function.
17634 (remove_unreachable_regions): Break code handling RTL
17635 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17636 that can not be reached by runtime.
17637 (can_be_reached_by_runtime): New function.
17638 (label_to_region_map): New function.
17639 (num_eh_regions): New function.
17640 (rtl_remove_unreachable_regions): New function.
17641 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17642 (remove_eh_region): New function.
17643 * except.h: Include sbitmap and vecprim.
17644 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17645 num_eh_regions): Declare.
17646 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17647 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17648 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17649 (tree_empty_eh_handler_p): New function.
17650 (cleanup_empty_eh): New function.
17651 (cleanup_eh): New function.
17652 (pass_cleanup_eh): New function.
17654 2009-03-29 Jan Hubicka <jh@suse.cz>
17656 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17657 for removed regions.
17659 2009-03-29 Jan Hubicka <jh@suse.cz>
17661 * except.c (dump_eh_tree): Dump all datastructures.
17663 2009-03-29 Jan Hubicka <jh@suse.cz>
17665 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17666 (duplicate_eh_regions_1): Likewise.
17667 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17668 vector; call EH verification.
17669 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17670 Be ready for region being removed.
17672 2009-03-29 Jan Hubicka <jh@suse.cz>
17674 * bitmap.c (bitmap_last_set_bit): New function.
17675 * bitmap.h (bitmap_last_set_bit): Declare.
17677 2009-03-29 David Ayers <ayers@fsfe.org>
17680 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17681 by calling objc_compare_types and surpress warnings about
17682 incompatible C pointers that are compatible ObjC pointers.
17684 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17686 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17687 call initialize_inline_failed.
17688 (initialize_inline_failed): Move it from here ...
17689 * cgraph.c (initialize_inline_failed): ... to here.
17690 (cgraph_create_edge): Call initialize_inline_failed rather than
17691 setting inline_failed directly.
17693 2009-03-29 Ben Elliston <bje@au.ibm.com>
17696 * sysv4.opt (msdata): Improve comment.
17697 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17698 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17700 2009-03-29 Ben Elliston <bje@au.ibm.com>
17703 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17704 load and store attributes.
17706 2009-03-29 Ben Elliston <bje@au.ibm.com>
17708 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17709 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17710 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17711 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17712 __builtin_infq and __builtin_huge_valq.
17714 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17716 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17718 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17719 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17721 2009-03-28 Xinliang David Li <davidxl@google.com>
17723 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17724 (do_dbg_cnt): New function.
17726 2009-03-28 Jan Hubicka <jh@suse.cz>
17728 Merge from pretty-ipa:
17730 2009-03-27 Jan Hubicka <jh@suse.cz>
17732 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17733 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17734 * passes.c (function_called_by_processed_nodes_p): New.
17735 * ipa-pure-const.c (check_call): Fix handling of operands.
17736 (analyze_function): Dump debug output for skipped bodies.
17737 (local_pure_const): Use function_called_by_processed_nodes_p.
17738 * dwarf2out.c (reference_to_unused): Use output.
17739 * passes.c (do_per_function_toporder): Likewise.
17741 2008-11-12 Jan Hubicka <jh@suse.cz>
17743 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17744 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17745 state_set_in_source enum
17746 (check_decl): Ignore memory tags; do not set fake looping flags;
17748 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17749 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17750 (check_call, analyze_function): Rewrite.
17752 (add_new_function): Update call of analyze_function.
17753 (generate_summary): Add call of analyze_function.
17754 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17755 (local_pure_const): New function.
17756 (pass_local_pure_const): New pass.
17757 * ipa-inline.c (inline_transform): Set after_inlining.
17758 * tree-eh.c (stmt_can_throw_external): New.
17759 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17760 work with aliasing built.
17761 * tree-flow.h (stmt_can_throw_external): New.
17762 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17763 and local pure/const pass in early and late optimization queue.
17765 2009-03-28 Martin Jambor <mjambor@suse.cz>
17767 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17769 (fold_binary): Allow function decl aligment consideration is the
17770 second argument is integer constant one.
17771 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17772 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17773 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17775 2009-03-28 Jan Hubicka <jh@suse.cz>
17777 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17778 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17779 * function.h (rtl_data): Add nothrow flag.
17780 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17781 set DECL_NOTHROW for AVAILABLE functions.
17783 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17785 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17786 following vector keyword has expansion starting with pixel or bool
17787 keyword, expand vector to __vector and pixel or bool to __pixel or
17791 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17792 warn_if_disallowed_function_p): Removed.
17793 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17794 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17795 warning_if_disallowed_function_p.
17796 * flags.h (warn_if_disallowed_function_p,
17797 warn_disallowed_functions): Removed.
17798 * common.opt (Wdisallowed-function-list=): Removed.
17799 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17801 2009-03-28 Richard Guenther <rguenther@suse.de>
17803 PR tree-optimization/38723
17804 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17807 2009-03-28 Jan Hubicka <jh@suse.cz>
17809 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17810 test introduced by my previous patch.
17812 2009-03-28 Richard Guenther <rguenther@suse.de>
17814 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17815 the PHIs value undefined.
17817 2009-03-28 Jan Hubicka <jh@suse.cz>
17819 * tree-pass.h (pass_fixup_cfg): New pass.
17820 * ipa-inline.c (inline_transform): Set
17821 always_inline_functions_inlined/after_inlining.
17822 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17823 (pass_fixup_cfg): New pass.
17824 * passes.c (init_optimization_passes): Add fixup_cfg.
17826 2009-03-28 Richard Guenther <rguenther@suse.de>
17828 PR tree-optimization/38458
17829 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17830 argument use the arguments copy-of value.
17832 2009-03-28 Richard Guenther <rguenther@suse.de>
17834 PR tree-optimization/38180
17835 * tree-ssa-ccp.c (get_default_value): Simplify.
17836 (likely_value): Likewise.
17837 (surely_varying_stmt_p): Properly handle VOP case.
17838 (ccp_initialize): Likewise.
17839 (ccp_fold): Handle propagating through *&.
17840 (fold_const_aggregate_ref): Also handle decls.
17842 2009-03-28 Jan Hubicka <jh@suse.cz>
17844 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17845 * cgraph.h (cgraph_node): Likewise.
17846 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17847 (cgraph_reset_node): Use process flag.
17848 (cgraph_mark_functions_to_output): Likewise.
17849 (cgraph_expand_function): Likewise.
17850 (cgraph_expand_all_functions): Likewise.
17851 (cgraph_output_in_order): Likewise.
17852 * dwarf2out.c (reference_to_unused): Likewise.
17853 * passes.c do_per_function_toporder): Likewise.
17855 2009-03-28 Jan Hubicka <jh@suse.cz>
17857 Bring from lto-branch:
17859 2008-09-03 Doug Kwan <dougkwan@google.com>
17861 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17862 enums instead of reason strings.
17863 * cgraph.c (cgraph_create_edge): Same.
17864 (cgraph_inline_failed_string): New function.
17865 * cgraph.h (cgraph_inline_failed_t): New enum type.
17866 (cgraph_inline_failed_string): New prototype.
17867 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17868 char pointer to cgraph_inline_failed_t.
17869 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17870 (cgraph_default_inline_p): Ditto.
17871 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17872 to cgraph_inline_failed_t pointer.
17873 * cif-code.def: New file.
17874 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17876 (cgraph_check_inline_limits): Change type of REASON to pointer to
17877 cgraph_inline_failed_t. Replace reason strings with enums.
17878 (cgraph_default_inline_p): Ditto.
17879 (cgraph_recursive_inlining_p): Ditto.
17880 (update_caller_keys): Change type of FAILED_REASON to
17881 cgraph_inline_failed_t.
17882 (cgraph_set_inline_failed): Change type of REASON to pointer to
17883 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17884 convert enums to strings for text output.
17885 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17886 to be of type cgraph_inline_failed_t. Replace reason strings with
17887 enums. Call cgraph_inline_failed_string to covert enums
17888 to strings for text output.
17889 (cgraph_decide_inlining): Replace reason strings with enums.
17890 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17891 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17893 * tree-inline.c (expand_call_inline): Change type of REASON
17894 to cgraph_inline_failed_t. Replace reason strings with enums.
17895 Call cgraph_inline_failed_string for text output.
17896 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17899 2009-03-28 Jan Hubicka <jh@suse.cz>
17901 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17902 cgraph_clone_node): Remove master clone handling.
17903 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17904 * cgraph.h (master_clone): Remove.
17905 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17906 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17907 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17909 2009-03-28 Jan Hubicka <jh@suse.cz>
17911 * cgraph.c (cgraph_function_body_availability): Functions declared
17912 inline are always safe to assume that it is not going to be replaced.
17914 2009-03-28 Richard Guenther <rguenther@suse.de>
17916 PR tree-optimization/38513
17917 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17918 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17919 EXC_PTR_EXPR and FILTER_EXPR.
17920 (get_ref_from_reference_ops): Likewise.
17922 2009-03-28 Richard Guenther <rguenther@suse.de>
17924 PR tree-optimization/38968
17925 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17926 Use FLOOR_MOD_EXPR to compute misalignment.
17928 2009-03-28 Richard Guenther <rguenther@suse.de>
17930 PR tree-optimization/37795
17931 * tree.h (combine_comparisons): Declare.
17932 * fold-const.c (combine_comparisons): Export.
17933 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17935 (ifcombine_iforif): Use combine_comparisons.
17937 2009-03-28 Jan Hubicka <jh@suse.cz>
17939 * tree-eh.c (inlinable_call_p): New function.
17940 (make_eh_edges): Use it.
17941 (verify_eh_edges): Use it.
17942 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17943 * except.c (reachable_next_level): Add inlinable_function argument
17944 (sjlj_find_directly_reachable_regions): Update.
17945 (add_reachable_handler): Do not set saw_any_handlers.
17946 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17947 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17948 Add new inlinable call parameter.
17949 (can_throw_internal, can_throw_external): Update.
17950 * except.h (can_throw_internal_1, can_throw_external_1,
17951 foreach_reachable_handler): Update declaration.
17953 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17955 * config/arm/t-arm-coff, config/h8300/coff.h,
17956 config/i386/i386-aout.h, config/i386/i386-coff.h,
17957 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17958 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17959 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17960 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17961 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17962 sys-types.h: Remove.
17963 * Makefile.in: Remove protoize and fixproto support and references
17965 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17966 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17968 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17969 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17970 unprotoize$(exeext).
17971 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17972 (.PHONY): Don't depend on proto.
17973 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17974 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17975 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17976 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17977 build/gen-protos.o, build/scan.o, xsys-protos.h,
17978 build/fix-header$(build_exeext), build/fix-header.o,
17979 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17980 stmp-install-fixproto): Remove.
17981 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17982 SYSCALLS.c or fixproto files.
17983 (install-common): Don't install protoize.
17984 (install-headers-tar, install-headers-cpio, install-headers-cp):
17985 Don't depend on $(STMP_FIXPROTO).
17986 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17987 install fixproto files or write out fixproto settings.
17988 (uninstall): Don't uninstall protoize.
17989 * config.gcc (use_fixproto): Remove.
17990 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17991 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17992 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17993 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17994 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17995 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17996 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17997 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17998 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17999 * config/t-vxworks (STMP_FIXPROTO): Remove.
18000 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18001 STMP_FIXPROTO): Remove.
18002 * config.in, configure: Regenerate.
18003 * crtstuff.c (gid_t, uid_t): Don't undefine.
18004 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18005 (arm-*-coff, arm-*-aout: Remove target entries.
18006 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18007 Remove mention of AIX 4.1.
18008 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18009 * doc/invoke.texi (Running Protoize): Remove.
18010 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18011 (Protoize Caveats): Remove.
18012 * tsystem.h: Update comments on headers assumed to exist.
18014 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18016 * genautomata.c: Add a new year to the copyright. Add a new
18018 (struct insn_reserv_decl): Add comments for member bypass_list.
18019 (find_bypass): Remove.
18020 (insert_bypass): New.
18021 (process_decls): Use insert_bypass.
18022 (output_internal_insn_latency_func): Output all bypasses with the
18023 same input insn in one switch case.
18025 * rtl.def (define_bypass): Describe bypass choice.
18026 * doc/md.texi (define_bypass): Ditto.
18028 2009-03-27 Richard Guenther <rguenther@suse.de>
18030 * gimplify.c (mark_addressable): Export.
18031 * tree-flow.h (mark_addressable): Declare.
18032 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18033 * tree-ssa.c (verify_phi_args): Verify that address taken
18034 variables have TREE_ADDRESSABLE set.
18036 2009-03-27 Richard Guenther <rguenther@suse.de>
18038 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18039 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18040 Do not mark decls TREE_ADDRESSABLE.
18041 (build_fold_addr_expr): Adjust.
18042 (fold_addr_expr): Remove.
18043 (fold_unary): Use build_fold_addr_expr.
18044 (fold_comparison): Likewise.
18045 (split_address_to_core_and_offset): Likewise.
18046 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18048 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18049 (gimplify_modify_expr_to_memcpy): Mark source and destination
18051 * omp-low.c (create_omp_child_function): Mark the object decl
18053 (lower_rec_input_clauses): Mark the var we take the address of
18055 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18057 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18059 PR middle-end/39315
18060 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18061 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18063 2009-03-27 Richard Guenther <rguenther@suse.de>
18065 PR tree-optimization/39120
18066 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18068 (handle_lhs_call): Process return constraints. Add escape
18069 constraints if necessary.
18070 (handle_const_call): Fill out return constraints. Make nested
18071 case more precise. Avoid consttmp if possible.
18072 (handle_pure_call): Fill out return constraints. Avoid
18073 callused if possible.
18074 (find_func_aliases): Simplify call handling.
18076 2009-03-27 Richard Guenther <rguenther@suse.de>
18078 PR tree-optimization/39120
18079 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18080 as a representative.
18081 (solve_graph): Do propagate CALLUSED.
18082 (handle_pure_call): Use a scalar constraint from CALLUSED for
18084 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18087 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18090 * c-common.c (handle_aligned_attribute): Properly check alignment
18091 overflow. Use (1U << i) instead of (1 << i).
18093 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18095 * expr.h (get_mem_align_offset): Updated.
18097 * tree.h (tree_decl_common): Change align to "unsigned int" and
18098 move it before pointer_alias_set.
18100 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18101 Jakub Jelinek <jakub@redhat.com>
18104 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18105 gr_register_operand with gr_reg_or_0_operand.
18106 (cmpxchg_rel_di): Likewise.
18107 (sync_lock_test_and_set<mode>): Likewise.
18109 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18111 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18112 (true_regnum): Likewise.
18114 * rtlanal.c (subreg_info): Moved to ...
18115 * rtl.h (subreg_info): Here. New.
18116 (subreg_get_info): New.
18118 * rtlanal.c (subreg_get_info): Make it extern.
18120 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18123 * config/i386/i386.c (ix86_abi): New.
18124 (override_options): Handle -mabi=.
18125 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18126 (ix86_call_abi_override): Likewise.
18127 (init_cumulative_args): Likewise.
18128 (function_arg_advance): Likewise.
18129 (function_arg_64): Likewise.
18130 (function_arg): Likewise.
18131 (ix86_pass_by_reference): Likewise.
18132 (ix86_function_value_regno_p): Likewise.
18133 (ix86_build_builtin_va_list_abi): Likewise.
18134 (setup_incoming_varargs_64): Likewise.
18135 (is_va_list_char_pointer): Likewise.
18136 (ix86_init_machine_status): Likewise.
18137 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18138 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18139 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18140 (ix86_function_abi): Make it static and return enum calling_abi.
18141 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18143 (ix86_fn_abi_va_list): Updated.
18145 * config/i386/i386.h (ix86_abi): New.
18146 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18147 (CONDITIONAL_REGISTER_USAGE): Likewise.
18148 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18149 (machine_function): Likewise.
18151 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18153 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18154 (STACK_BOUNDARY): Likewise.
18155 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18157 * config/i386/i386.opt (mabi=): New.
18159 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18160 return enum calling_abi.
18161 (ix86_function_type_abi): Likewise.
18162 (ix86_function_abi): Removed.
18164 * doc/invoke.texi: Document -mabi= option for x86.
18166 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18168 * builtins.c (real_dconstp): Delete.
18169 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18171 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18172 Jakub Jelinek <jakub@redhat.com>
18175 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18176 (gen_subprogram_die): When a function is explicit, generate the
18177 DW_AT_explicit attribute.
18178 * langhooks.h (struct lang_hooks_for_decls): Add
18179 function_decl_explicit_p langhook.
18180 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18181 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18183 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18185 * builtins.c (fold_builtin_memory_op): Optimize memmove
18186 into memcpy if we can prove source and destination don't overlap.
18188 * tree-inline.c: Include gt-tree-inline.h.
18189 (clone_fn_id_num): New variable.
18190 (clone_function_name): New function.
18191 (tree_function_versioning): Use it.
18192 * Makefile.in (GTFILES): Add tree-inline.c.
18194 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18196 * BASE-VER: Change to 4.5.0.
18198 2009-03-27 Xinliang David Li <davidxl@google.com>
18200 PR tree-optimization/39557
18201 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18203 2009-03-27 Xinliang David Li <davidxl@google.com>
18205 PR tree-optimization/39548
18206 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18209 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18211 * c-common.c (pointer_int_sum): Use %wd on return from
18214 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18216 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18217 on return from tree_low_cst.
18219 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18222 * ginclude/stdarg.h (va_copy): Define also for
18223 __GXX_EXPERIMENTAL_CXX0X__.
18225 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18228 * builtins.h (c_strlen): Do not warn here.
18229 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18230 * c-common.c (pointer_int_sum): Take an explicit location.
18231 Warn about offsets out of bounds.
18232 * c-common.h (pointer_int_sum): Adjust declaration.
18234 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18236 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18239 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18242 * opts.c (warn_if_disallowed_function_p): Don't assume
18243 get_callee_fndecl must return non-NULL.
18245 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18247 PR rtl-optimization/39522
18248 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18249 when reg_reloaded_valid is set.
18251 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18253 * config/spu/divv2df3.c: New file.
18254 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18255 (DPBIT_FUNCS): Filter out _div_df.
18257 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18259 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18260 a jump insn, count that jump in the distance to the loop start.
18262 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18265 * config/sh/sh.c (calc_live_regs): Fix condition for global
18266 registers except PIC_OFFSET_TABLE_REGNUM.
18268 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18271 * doc/invoke.texi (-mconsole): New.
18273 (-mno-cygwin): New.
18275 (-mnop-fun-dllimport): New.
18279 (sub section "i386 and x86-64 Windows Options"): New.
18281 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18283 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18284 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18286 2009-03-25 Richard Guenther <rguenther@suse.de>
18288 PR middle-end/39497
18289 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18292 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18294 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18295 neither of haifa/selective schedulers are working.
18297 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18299 * doc/invoke.texi (Debugging Options): Fix description of
18300 -fno-merge-debug-strings.
18302 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18304 * config/cris/libgcc.ver: New version-script.
18305 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18307 * configure.ac <GAS features, nop mnemonic>: Add pattern
18308 crisv32-*-* for "nop".
18309 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18310 * configure: Regenerate.
18312 2009-03-24 Ira Rosen <irar@il.ibm.com>
18314 PR tree-optimization/39529
18315 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18316 mark_sym_for_renaming for the tag copied to the new vector
18319 2009-03-24 Arthur Loiret <aloiret@debian.org>
18321 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18322 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18323 EXTRA_SPEC_FUNCTIONS.
18324 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18325 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18326 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18327 -march and -mtune options.
18329 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18331 * config/m68k/t-rtems: Add m5329 multilib.
18333 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18334 Jakub Jelinek <jakub@redhat.com>
18337 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18340 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18343 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18344 instead of c_parser_expression_conv, if original_code isn't one of the
18345 4 allowed comparison codes, fail.
18347 2009-03-23 Richard Guenther <rguenther@suse.de>
18349 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18350 * tree.h (struct tree_type): Likewise.
18351 * reload.h (struct insn_chain): Likewise.
18352 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18353 * function.h (struct function): Likewise.
18354 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18356 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18358 PR tree-optimization/39516
18359 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18361 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18363 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18364 should be set true if BITS_PER_WORD of target is bigger than 32
18366 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18368 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18369 Translate -B-options to -rpath-link. Correct existing
18370 rpath-link and conditionalize on !nostdlib.
18372 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18374 * doc/extend.texi (Function Attributes, Variable Attributes):
18376 * doc/invoke.texi (Debugging Options, Optimize Options)
18377 (i386 and x86-64 Options, MCore Options): Likewise.
18379 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18382 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18383 it for block local namespace aliases.
18384 (gen_decl_die): Pass context_die to gen_namespace_die.
18386 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18389 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18390 minimum or maximum value.
18392 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18394 * reginfo.c (globalize_reg): Recompute derived reg sets.
18396 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18399 * libgcc2.c (mprotect): Do not use signed arguments for
18400 VirtualProtect, use DWORD arguments. Also fix the 'may
18401 be used uninitialized' warning for the np variable.
18403 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18406 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18407 functions using regparm calling conventions when not optimizing.
18408 (ix86_function_sseregparm): Similarly for sseregparm calling
18411 2009-03-19 Li Feng <nemokingdom@gmail.com>
18413 PR middle-end/39500
18414 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18415 dependence if the first conflict is after niter iterations.
18417 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18419 PR middle-end/38609
18420 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18421 functions with dynamic stack-pointer adjustments.
18423 2009-03-19 Ben Elliston <bje@au.ibm.com>
18425 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18426 option; change to -msdata=data.
18428 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18430 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18433 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18436 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18438 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18440 * doc/invoke.texi (Code Gen Options): Expand discussion of
18443 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18445 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18446 * matrix-reorg.c (struct matrix_info): Likewise.
18447 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18448 * rtl.h (struct mem_attrs): Likewise.
18449 * df.h (struct df): Likewise.
18450 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18451 * ira-int.h (struct ira_allocno): Likewise.
18452 * df-scan.c (struct df_collection_rec): Likewise.
18453 * ira.c (struct equivalence): Likewise.
18454 * function.c (struct temp_slot): Likewise.
18455 * cfgloop.h (struct loop): Likewise.
18458 * function.c (use_register_for_decl): When not optimizing, disregard
18459 register keyword for variables with types containing methods.
18461 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18463 PR middle-end/39447
18464 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18465 (is_simple_operand): Call contains_component_ref_p before calling data
18466 reference analysis that would fail on COMPONENT_REFs.
18468 * tree-vrp.c (search_for_addr_array): Fix formatting.
18470 2009-03-18 Richard Guenther <rguenther@suse.de>
18472 * tree-vect-transform.c (vect_loop_versioning): Fold the
18473 generated comparisons.
18474 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18475 (slpeel_tree_peel_loop_to_edge): Likewise.
18477 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18479 PR middle-end/37805
18480 * opts.c (print_specific_help): In addition to `undocumented',
18481 accept `separate' and `joined' flags if passed alone. Describe
18482 output by the first matched one of those.
18483 (common_handle_option): Skip over empty strings.
18484 * gcc.c (display_help): Fix help string for `--help='.
18485 * doc/invoke.texi (Option Summary, Overall Options): With
18486 `--help=', classes and qualifiers can both be repeated, but
18487 only the latter can be negated. One should not pass only
18488 negated qualifiers. Fix markup and examples.
18491 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18492 PR middle-end/37805
18493 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18494 and -fhelp=separate.
18496 2009-03-17 Jing Yu <jingyu@google.com>
18498 PR middle-end/39378
18499 * function.h (struct rtl_data): Move is_thunk from here...
18500 (struct function): ...to here.
18501 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18502 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18504 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18506 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18507 (alpha_output_function_end_prologue): Likewise.
18508 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18509 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18510 (rs6000_output_function_epilogue): Likewise.
18511 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18513 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18516 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18517 from different units in a single alternative.
18518 (*truncdfsf_i387): Ditto.
18519 (*truncxfsf2_mixed): Ditto.
18520 (*truncxfdf2_mixed): Ditto.
18522 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18524 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18525 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18528 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18529 unused non-artificial variables when not optimizing.
18532 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18533 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18534 NAMESPACE_DECL in its DECL_INITIAL.
18536 PR middle-end/39443
18537 * optabs.c (set_user_assembler_libfunc): New function.
18538 * expr.h (set_user_assembler_libfunc): New prototype.
18539 * c-common.c: Include libfuncs.h.
18540 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18541 for memcmp, memset, memcpy, memmove and abort.
18542 * Makefile.in (c-common.o): Depend on libfuncs.h.
18545 * dwarf2out.c (gen_inlined_enumeration_type_die,
18546 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18547 gen_tagged_type_instantiation_die): Removed.
18548 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18551 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18554 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18556 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18557 (check-parallel-%): Ditto.
18558 (check-consistency): Ditto.
18560 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18562 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18563 local variable rhs by NULL_TREE.
18565 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18568 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18570 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18573 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18575 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18578 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18579 for ms->sysv ABI calls only in 64bit mode.
18581 * config/i386/i386.md (untyped_call): Support 32bit.
18583 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18585 * doc/extend.texi: Replace x86_65 with x86_64.
18587 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18589 PR tree-optimization/39455
18590 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18591 mismatches for POINTER_TYPE_P (type).
18592 (number_of_iterations_le): Likewise.
18594 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18596 * config/picochip/picochip.c: Removed profiling support.
18597 * config/picochip/picochip.md: Removed profiling instruction.
18598 * config/picochip/picochip.h: Removed profiling builtin.
18600 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18602 * doc/install.texi (--with-host-libstdcxx): Document.
18604 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18607 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18608 generate a warning if the function name does not begin with
18609 "__vector" and the function has either the 'signal' or 'interrupt'
18610 attribute, from here to ...
18611 (avr_declare_function_name): ...here. New function.
18612 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18613 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18615 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18618 * cse.c (fold_rtx): Don't modify original const_arg1 when
18619 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18620 separate variable instead.
18621 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18622 from out of range shift counts.
18623 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18625 2009-03-13 Catherine Moore <clm@codesourcery.com>
18627 * config/i386/x-mingw32 (host-mingw32.o): Replace
18628 diagnostic.h with $(DIAGNOSTIC_H).
18630 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18633 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18635 * config/i386/sync.md (sync_compare_and_swap<mode>,
18636 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18637 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18639 (sync_double_compare_and_swapdi_pic,
18640 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18641 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18643 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18646 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18648 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18651 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18652 (avx_addsubv4df3): Likewise.
18653 (*avx_addsubv4sf3): Likewise.
18654 (sse3_addsubv4sf3): Likewise.
18656 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18659 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18661 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18664 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18665 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18666 registers for allocnos created from user-defined variables.
18668 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18671 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18672 of non-integer mode as well.
18674 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18676 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18677 for functions for which the parameter types are unknown.
18679 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18682 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18683 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18684 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18685 * config/i386/i386.c (ix86_local_alignment): For
18686 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18687 long long variables on the stack to avoid dynamic realignment.
18688 Allow the first argument to be a decl rather than type.
18689 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18691 2009-03-11 Nick Clifton <nickc@redhat.com>
18694 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18696 Add description to mno-lsim option.
18697 * config/mcore/mcore.h: Remove comment about deprecated m4align
18699 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18700 * doc/invoke.texi: Add description of mno-lsim and
18701 mstack-increment options.
18703 * config/fr30/fr30.opt: Document the -mno-lsim option.
18704 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18705 and -mno-lsim options.
18707 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18709 * fold-const.c (fold_comparison): Only call fold_inf_compare
18710 if the mode supports infinities.
18712 2009-03-11 Jason Merrill <jason@redhat.com>
18715 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18716 end already did. Notice GIMPLE_CALL modifications of the result.
18717 Don't copy debug information from an ignored decl or a decl from
18720 2009-03-10 Richard Guenther <rguenther@suse.de>
18721 Nathan Froyd <froydnj@codesourcery.com>
18723 PR middle-end/37850
18724 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18725 (__divMODE3): Likewise.
18727 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18729 PR tree-optimization/39394
18730 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18731 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18733 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18735 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18736 inline asms for register asm ("") declarations.
18738 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18740 * fold-const.c (fold_unary): Fix comment.
18742 2009-03-07 Jan Hubicka <jh@suse.cz>
18745 * tree-inline.c (setup_one_parameter): Do replacement of const
18746 argument by constant in SSA form.
18748 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18750 PR middle-end/38028
18751 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18752 determine alignment passed to assign_stack_local.
18753 (assign_parms_unsplit_complex): Likewise.
18754 * except.c (sjlj_build_landing_pads): Likewise.
18756 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18758 PR middle-end/39360
18759 * tree-flow.h (add_referenced_var): Return bool instead of void.
18760 * tree-dfa.c (add_referenced_var): Return result of
18761 referenced_var_check_and_insert call.
18762 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18763 of referenced_var_check_and_insert.
18766 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18767 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18768 DIE, don't emit it if abstract origin already has it.
18769 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18770 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18772 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18774 * genpreds.c (needs_variable): Fix parentheses at variable name
18776 (write_tm_constrs_h): Indent generated code.
18778 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18780 * doc/extend.texi (Function Attributes): Add documentation
18781 for isr attributes.
18783 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18786 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18787 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18789 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18791 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18794 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18797 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18798 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18800 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18802 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18803 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18804 constants instead of magic numbers.
18805 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18807 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18808 (x86_64_ms_abi_int_parameter_registers): Ditto.
18809 (x86_64_int_return_registers): Ditto.
18810 (ix86_maybe_switch_abi): Ditto.
18811 (ix86_expand_call): Ditto for clobbered_registers array.
18812 (ix86_hard_regno_mode_ok): Ditto.
18813 (x86_extended_QIreg_mentioned_p): Ditto.
18815 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18817 PR tree-optimization/39349
18818 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18820 * combine.c (gen_lowpart_for_combine): Use omode when generating
18823 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18825 PR rtl-optimization/39235
18826 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18828 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18830 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18832 2009-03-04 Richard Guenther <rguenther@suse.de>
18834 PR tree-optimization/39362
18835 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18836 that occur in abnormal PHIs should be varying.
18838 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18840 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18842 (simple_iv): Take loop as an argument instead of statement.
18843 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18844 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18846 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18848 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18849 * matrix-reorg.c (analyze_transpose): Ditto.
18850 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18851 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18852 * tree-predcom.c (ref_at_iteration): Ditto.
18853 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18855 2009-03-04 Richard Guenther <rguenther@suse.de>
18857 PR tree-optimization/39358
18858 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18859 escaped_id and callused_id.
18860 (solve_graph): Likewise.
18862 2009-03-04 Richard Guenther <rguenther@suse.de>
18864 PR tree-optimization/39339
18865 * tree-sra.c (try_instantiate_multiple_fields): Make it
18866 no longer ICE on the above.
18868 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18870 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18871 that fits within Pmode.
18873 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18875 PR middle-end/10109
18876 * tm.texi (LIBCALL_VALUE): Update description.
18878 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18880 PR middle-end/34443
18881 * doc/extend.texi (section): Update description.
18883 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18885 PR middle-end/39345
18886 * tree-inline.c (remapped_type): New.
18887 (can_be_nonlocal): Call remapped_type instead of remap_type.
18889 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18892 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18893 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18895 2009-03-03 Richard Guenther <rguenther@suse.de>
18897 PR middle-end/39272
18898 * tree.c (tree_nonartificial_location): New function.
18899 * tree.h (tree_nonartificial_location): Declare.
18900 * builtins.c (expand_builtin_memory_chk): Provide location
18901 of the call location for artificial function pieces.
18902 (maybe_emit_chk_warning): Likewise.
18903 (maybe_emit_sprintf_chk_warning): Likewise.
18904 (maybe_emit_free_warning): Likewise.
18905 * expr.c (expand_expr_real_1): Likewise.
18907 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18909 PR tree-optimization/39343
18910 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18911 COMPONENT_REF t has ARRAY_TYPE.
18913 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18915 PR middle-end/39335
18916 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18917 when the type precision of the induction variable should be
18918 larger than the type precision of nit.
18919 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18920 * graphite.c (graphite_loop_normal_form): Same.
18921 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18923 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18925 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18926 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18927 numbers to describe clobbered registers.
18928 (*call_value_0_rex64_ms_sysv): Ditto.
18929 * config/i386/mmx.md (mmx_emms): Ditto.
18930 (mmx_femms): Ditto.
18932 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18934 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18937 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18939 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18940 (spu_section_type_flags): New function.
18942 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18944 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18945 reg_class_contents of FLOAT_REGS into a temporary.
18947 2009-03-02 Richard Guenther <rguenther@suse.de>
18948 Ira Rosen <irar@il.ibm.com>
18950 PR tree-optimization/39318
18951 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18952 information to the vectorized statement.
18954 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18956 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18957 variable. Use defined names instead of magic constants for REX SSE
18960 2009-03-01 Richard Guenther <rguenther@suse.de>
18962 PR tree-optimization/39331
18963 * omp-low.c (lower_send_shared_vars): Do not receive new
18964 values for the reference of DECL_BY_REFERENCE parms or results.
18966 2009-03-01 Jan Hubicka <jh@suse.cz>
18969 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18970 BLOCK_NONLOCALIZED_VAR): New macros.
18971 (tree_block): Add nonlocalized_vars.
18972 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18973 gen_decl_die): Add origin argument. Allow generation of die with
18974 origin at hand only.
18975 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18976 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18978 (gen_block_die): Fix checking for unused blocks.
18979 (process_scope_var): Break out from .... ; work with origins only.
18980 (decls_for_scope) ... here; process nonlocalized list.
18981 (dwarf2out_ignore_block): Look for nonlocalized vars.
18982 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18984 (dump_scope_block): Dump them.
18985 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18986 (remap_block): Likewise.
18987 (can_be_nonlocal): New predicate.
18988 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18990 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18992 * configure: Regenerate.
18994 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18996 * optc-gen.awk: No need to duplicate option flags twice.
18997 Reuse help texts for duplicate options which do not have any.
18999 * gcc.c (display_help): Document --version.
19001 * gcc.c (main): If print_help_list and verbose_flag, ensure
19002 driver output comes before subprocess output.
19004 * optc-gen.awk: Assign all remaining fields to help string,
19005 space-separated, for multi-line help in *.opt.
19007 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19008 -Wno-pedantic-ms-format is for MinGW targets only.
19010 * doc/options.texi (Option file format): Fix bad indentation,
19011 restoring dropped sentence.
19013 2009-02-28 Jan Hubicka <jh@suse.cz>
19015 * tree-inline.c (tree_function_versioning): Output debug info.
19017 2009-02-28 Jan Hubicka <jh@suse.cz>
19020 * tree-inline.c (setup_one_parameter): Do not copy propagate
19021 arguments when not optimizing.
19023 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19026 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19027 (avx_addsubv4df3): Likewise.
19028 (*avx_addsubv4sf3): Likewise.
19029 (sse3_addsubv4sf3): Likewise.
19030 (*avx_addsubv2df3): Likewise.
19031 (sse3_addsubv2df3): Likewise.
19032 (avx_unpckhps256): Correct item selectors.
19033 (avx_unpcklps256): Likewise.
19034 (avx_unpckhpd256): Likewise.
19035 (avx_unpcklpd256): Likewise.
19037 2009-02-28 Jan Hubicka <jh@suse.cz>
19039 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19041 (copy_arguments_for_versioning): If var is declared don't declare it.
19042 (tree_function_versioning): First setup substitutions and then copy
19045 2009-02-27 Jan Hubicka <jh@suse.cz>
19048 * cgraph.h (varpool_output_debug_info): Remove.
19049 * cgraphunit.c (varpool_output_debug_info): Remove.
19050 * dwarf2out.c (deferred_locations_struct): New struct
19051 (deferred_locations): New type.
19052 (deferred_locations_list): New static var.
19053 (deffer_location): New function.
19054 (gen_variable_die): Use it.
19055 (decls_for_scope): Output info on local static vars.
19056 (dwarf2out_finish): Process deferred locations.
19057 * varpool.c (varpool_output_debug_info): Remove.
19059 2009-02-27 Jan Hubicka <jh@suse.cz>
19062 * tree.h (TREE_PROTECTED): Fix comment.
19063 (BLOCK_HANDLER_BLOCK): Remove.
19064 (struct tree_block): Remove handler_block add body_block.
19065 (inlined_function_outer_scope_p): New.
19066 (is_body_block): Remove.
19067 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19068 * dwarf2out.c (is_inlined_entry_point): Remove.
19069 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19070 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19072 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19073 * gimplify.c (gimplify_expr): Gimplify body blocks.
19074 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19075 block with multiple subblocks.
19076 (dump_scope_block): Prettier output; dump more flags and info.
19077 (dump_scope_blocks): New.
19078 (remove_unused_locals): Use dump_scope_blocks.
19079 * tree-flow.h (dump_scope_blocks): Declare.
19080 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19081 * stmt.c (is_body_block): Remove.
19082 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19083 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19085 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19087 PR middle-end/39308
19088 * graphite.c (graphite_loop_normal_form): Do not call
19089 number_of_iterations_exit from a gcc_assert.
19091 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19093 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19094 jumps if COND is NULL.
19095 (find_cond_jump): New function.
19096 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19097 * config/s390/s390.md: Remove z10_cobra attribute value.
19099 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19101 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19102 force_const_mem returns NULL_RTX.
19104 2009-02-26 Jan Hubicka <jh@suse.cz>
19107 * cgraph.h (varpool_output_debug_info): Remove.
19108 * cgraphunit.c (varpool_output_debug_info): Remove.
19109 * dwarf2out.c (deferred_locations_struct): New struct
19110 (deferred_locations): New type.
19111 (deferred_locations_list): New static var.
19112 (deffer_location): New function.
19113 (gen_variable_die): Use it.
19114 (decls_for_scope): Output info on local static vars.
19115 (dwarf2out_finish): Process deferred locations.
19116 * varpool.c (varpool_output_debug_info): Remove.
19118 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19120 PR rtl-optimization/39241
19121 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19122 to subreg_offset_representable_p.
19124 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19126 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19127 execute function prototype. Get f and nregs from max_reg_num
19128 and get_insns. Remove the first backward pass as it's dead,
19129 guard the forward pass by flag_expensive_optimizations.
19130 (rest_of_handle_regmove): Delete.
19131 (pass_regmove): Replace it with regmove_optimize.
19133 2009-02-25 Martin Jambor <mjambor@suse.cz>
19135 PR tree-optimization/39259
19136 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19137 calls_alloca function flags.
19138 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19139 calls are detected.
19141 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19143 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19144 flags_set_1_rtx, flags_set_1_set): Delete.
19145 (regmove_optimize): Do not call mark_flags_life_zones.
19147 2009-02-24 Julian Brown <julian@codesourcery.com>
19150 * config/arm/arm.c (require_pic_register): Only set
19151 cfun->machine->pic_reg once per function.
19153 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19155 * doc/invoke.texi (Link Options): Document an easier way to pass
19156 options that take arguments to the GNU linker using -Xlinker and -Wl.
19158 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19161 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19163 2009-02-24 Richard Guenther <rguenther@suse.de>
19166 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19168 2009-02-24 Richard Guenther <rguenther@suse.de>
19169 Zdenek Dvorak <ook@ucw.cz>
19171 PR tree-optimization/39233
19172 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19173 from converting them to a generic type.
19175 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19177 PR tree-optimization/39260
19178 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19179 contains a condition with a real type.
19180 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19182 2009-02-23 Jason Merrill <jason@redhat.com>
19185 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19186 narrowing_initializer_constant_valid_p.
19187 (narrowing_initializer_constant_valid_p): Don't return
19188 null_pointer_node for adding a pointer to itself.
19190 2009-02-23 Jan Hubicka <jh@suse.cz>
19193 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19196 2009-02-23 Jan Hubicka <jh@suse.cz>
19198 PR tree-optimization/37709
19199 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19200 * tree.h (block_ultimate_origin): Declare.
19201 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19202 * tree-ssa-live.c (remove_unused_scope_block_p):
19203 Eliminate blocks containig no instructions nor live variables nor
19205 (dump_scope_block): New function.
19206 (remove_unused_locals): Enable removal of dead blocks by default;
19207 enable dumping at TDF_DETAILS.
19209 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19211 * config/i386/i386.c (classify_argument): Don't allow COImode
19213 (function_arg_advance_32): Don't allow OImode.
19214 (function_arg_32): Likewise.
19215 (function_value_32): Likewise.
19216 (return_in_memory_32): Likewise.
19217 (function_arg_64): Remove OImode comment.
19219 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19222 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19223 ix86_expand_vector_set for V4DImode in 64bit mode only.
19224 (ix86_expand_vector_init_one_var): Likewise.
19226 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19228 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19230 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19233 * loop-iv.c: Revert last change.
19234 * emit-rtl.c: Likewise.
19236 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19239 * config/i386/i386.c (type_natural_mode): Remove an extra
19240 space in the warning message.
19241 (function_value_32): Handle 32-byte vector modes.
19242 (return_in_memory_32): Likewise.
19244 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19246 * loop-iv.c (truncate_value): New function.
19247 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19249 (lowpart_subreg): Move to...
19250 * emit-rtl.c: ...here.
19252 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19254 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19255 accidental and undocumented change at revision 140860.
19257 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19259 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19260 take gimple_seq * arguments.
19261 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19262 types_compatible_p langhook.
19264 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19265 Joseph Myers <joseph@codesourcery.com>
19267 * config/arm/arm.c (arm_builtin_va_list): New function.
19268 (arm_expand_builtin_va_start): Likewise.
19269 (arm_gimplify_va_arg_expr): Likewise.
19270 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19271 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19272 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19273 (va_list_type): New variable.
19274 (arm_mangle_type): Mangle va_list_type appropriately.
19276 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19278 PR middle-end/39157
19279 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19280 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19281 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19282 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19283 parameter to 1000 for -O1 by default.
19284 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19286 * loop-invariant.c: Include params.h.
19287 (move_loop_invariants): Don't call move_single_loop_invariants on
19290 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19292 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19293 offset when calculating bounds for indexing stack_usage_map. Fixes
19294 a buffer overflow with certain target setups.
19296 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19299 * calls.c (expand_call): Clear try_tail_call if caller and callee
19300 disagree in promotion of function return value.
19302 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19305 * c-common.c (c_determine_visibility): If visibility changed and
19306 DECL_RTL has been already set, call make_decl_rtl to update symbol
19309 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19312 * varasm.c (assemble_variable): Don't check DECL_NAME when
19313 globalizing a variable.
19315 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19318 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19319 expression before any __builtin_trap call.
19320 * c-typeck.c (build_function_call): Convert and check function
19321 arguments before generating a call to a trap. Evaluate the
19322 function arguments before the trap.
19324 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19327 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19328 (UNSPEC_FXAM_MEM): New unspec.
19329 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19330 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19331 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19333 2009-02-19 Richard Guenther <rguenther@suse.de>
19335 PR tree-optimization/39207
19336 PR tree-optimization/39074
19337 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19338 storedanything_tree): New.
19339 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19340 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19341 (build_succ_graph): Add edges from STOREDANYTHING to all
19343 (init_base_vars): Initialize STOREDANYTHING.
19344 (compute_points_to_sets): Free substitution info after
19345 building the succ graph.
19346 (ipa_pta_execute): Likewise.
19348 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19350 (do_ds_constraint): Do not add to special var or non-pointer
19352 (type_could_have_pointers): Split out from ...
19353 (could_have_pointers): ... here. For arrays use the element type.
19354 (create_variable_info_for): Initialize may_have_pointers.
19355 (new_var_info): Likewise.
19356 (handle_lhs_call): Make the HEAP variable unknown-sized.
19357 (intra_create_variable_infos): Use a type with pointers for
19358 PARM_NOALIAS, make it unknown-sized.
19360 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19363 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19365 2009-02-18 Jason Merrill <jason@redhat.com>
19368 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19369 value if DECL_EXTERNAL.
19370 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19371 * target.h (gcc_target::binds_local_p): Clarify "module".
19372 * tree.h (TREE_PUBLIC): Clarify "module".
19374 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19377 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19378 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19380 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19383 * c.opt (Wabi): Support C and ObjC.
19386 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19388 * config/i386/i386.c (classify_argument): Warn once about the ABI
19389 change when passing union with long double.
19391 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19393 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19396 * c-parser.c (c_parser_compound_statement): Always enter and leave
19399 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19402 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19404 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19406 PR tree-optimization/36922
19407 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19408 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19411 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19413 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19416 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19418 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19420 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19422 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19425 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19426 Richard Sandiford <rdsandiford@googlemail.com>
19428 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19429 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19430 (loongson_biadd): ...this.
19432 2009-02-17 Richard Guenther <rguenther@suse.de>
19434 PR tree-optimization/39202
19435 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19436 a var make sure to follow existing collapses.
19438 2009-02-17 Richard Guenther <rguenther@suse.de>
19440 PR middle-end/39214
19441 * langhooks.c (lhd_print_error_function): Check for NULL block.
19443 2009-02-17 Richard Guenther <rguenther@suse.de>
19445 PR tree-optimization/39204
19446 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19449 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19451 * config/soft-fp/double.h: Update from glibc CVS.
19453 2009-02-17 Richard Guenther <rguenther@suse.de>
19455 PR tree-optimization/39207
19456 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19457 strict-aliasing warnings for pointers pointing to NULL.
19459 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19462 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19463 skipping until next close brace.
19465 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19468 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19469 to function argument boundary.
19471 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19473 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19474 in the lea_add. Reload eventually constraints it properly.
19475 * config/picochip/constraints.md: Remove the target constraint
19476 "b", since it is not needed anymore.
19478 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19480 * gthr-dce.h: Uglify function parameter and local variable names.
19481 * gthr-gnat.h: Likewise.
19482 * gthr-mipssde.h: Likewise.
19483 * gthr-nks.h: Likewise.
19484 * gthr-posix95.h: Likewise.
19485 * gthr-posix.h: Likewise.
19486 * gthr-rtems.h: Likewise.
19487 * gthr-single.h: Likewise.
19488 * gthr-solaris.h: Likewise.
19489 * gthr-tpf.h: Likewise.
19490 * gthr-vxworks.h: Likewise.
19491 * gthr-win32.h: Likewise.
19493 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19496 * config/i386/i386.md: Restrict the new peephole2 to move
19497 between MMX/SSE registers.
19499 2009-02-15 Richard Guenther <rguenther@suse.de>
19502 2009-02-13 Richard Guenther <rguenther@suse.de>
19504 * configure.ac: Enable LFS.
19505 * configure: Re-generate.
19506 * config.in: Likewise.
19508 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19510 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19511 spu_srqwbyte, spu_srqwbytebc): Define.
19512 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19513 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19514 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19515 "shrqby_<mode>"): New insn-and-split patterns.
19516 * config/spu/spu.c (expand_builtin_args): Determine and return
19517 number of operands using spu_builtin_description data.
19518 (spu_expand_builtin_1): Use it.
19520 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19523 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19526 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19529 * config/i386/i386.c (override_options): Correct warning
19530 messages for -malign-loops, -malign-jumps and -malign-functions.
19532 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19535 * config/i386/i386.md: Restrict the new peephole2 to move
19536 between the general purpose registers.
19538 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19541 * config/i386/i386.c (type_natural_mode): Add a new argument.
19542 Return the original mode and warn ABI change if vector size is 32byte.
19543 (function_arg_advance): Updated.
19544 (function_arg): Likewise.
19545 (ix86_function_value): Likewise.
19546 (ix86_return_in_memory): Likewise.
19547 (ix86_sol10_return_in_memory): Likewise.
19548 (ix86_gimplify_va_arg): Likewise.
19549 (function_arg_32): Don't warn ABX ABI change here.
19550 (function_arg_64): Likewise.
19552 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19554 * loop-iv.c (implies_p): In the final case, test that operands 0
19555 of the two comparisons match.
19557 * config/bfin/bfin.c (find_prev_insn_start): New function.
19558 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19559 (find_next_insn_start): Move.
19561 2009-02-13 Richard Guenther <rguenther@suse.de>
19563 * configure.ac: Enable LFS.
19564 * configure: Re-generate.
19565 * config.in: Likewise.
19567 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19570 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19571 sizes on syntax error after some arguments have been parsed.
19573 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19575 * doc/invoke.texi (-fira): Remove.
19577 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19579 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19580 * recog.c: Likewise.
19583 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19585 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19586 (umul_ppmm): Likewise.
19587 (count_leading_zeros): Likewise.
19588 (count_trailing_zeros): Likewise.
19589 (UMUL_TIME): Likewise.
19591 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19593 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19594 soft-fp/t-softfp to tmake_file.
19596 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19597 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19598 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19599 IA64_BUILTIN_INFQ]: New.
19600 (ia64_init_builtins): Initialize __builtin_infq,
19601 __builtin_fabsq and __builtin_copysignq if not HPUX.
19602 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19603 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19605 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19607 (__fixtfti): Likewise.
19608 (__fixunstfti): Likewise.
19609 (__floattitf): Likewise.
19611 * config/ia64/libgcc-glibc.ver: New.
19612 * config/ia64/t-fprules-softfp: Likewise.
19613 * config/ia64/sfp-machine.h: Likewise.
19615 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19616 (LIBGCC2_TF_CEXT): Likewise.
19617 (TF_SIZE): Likewise.
19618 (TARGET_INIT_LIBFUNCS): Likewise.
19620 * config/ia64/t-glibc (SHLINB_MAPFILES):
19621 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19623 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19625 * config/i386/i386.c (construct_container): Rewrite processing
19626 BLKmode with X86_64_SSE_CLASS.
19628 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19631 * config/i386/i386.md: Replace simplify_replace_rtx with
19632 replace_rtx in the new peephole2.
19634 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19636 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19637 loop unrolling do not happen at -O2.
19639 2009-02-12 Michael Matz <matz@suse.de>
19641 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19643 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19645 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19648 2009-02-12 Ben Elliston <bje@au.ibm.com>
19650 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19651 patterns when updating the back chain. Missed in the 2009-02-10
19654 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19656 * doc/extend.texi (Decimal Floating Types): Update identifier of
19657 draft TR and list of missing support.
19659 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19661 PR middle-end/39154
19662 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19663 bit to variable length decl's flags, add it also to its
19664 pointer replacement variable.
19666 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19667 Jakub Jelinek <jakub@redhat.com>
19670 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19671 (memory_blockage): New expander.
19672 (*memory_blockage): New insn pattern.
19673 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19674 instead of general blockage at the end of function prologue when
19675 frame pointer is used to access red zone area. Do not emit blockage
19676 when profiling, it is emitted in generic code.
19677 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19678 function epilogue when frame pointer is used to access red zone area.
19680 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19683 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19684 by arithmetic with memory operands.
19685 * config/i386/predicates.md (commutative_operator): New.
19687 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19689 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19692 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19694 * alias.h (record_alias_subset): Declare.
19695 * alias.c (record_alias_subset): Make global.
19697 2009-02-10 Nick Clifton <nickc@redhat.com>
19699 * tree-parloops.c: Change license to GPLv3.
19700 * ipa-struct-reorg.c: Change license to GPLv3.
19701 * ipa-struct-reorg.h: Change license to GPLv3.
19703 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19706 * c-decl.c (start_struct): Return NULL on error.
19708 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19710 PR middle-end/39124
19711 * cfgloopmanip.c (remove_path): Call remove_bbs after
19712 cancel_loop_tree, not before it.
19715 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19716 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19717 VAR_DECLs were seen.
19718 * tree-ssa-live.c (remove_unused_locals): Recompute
19719 cfun->has_local_explicit_reg_vars.
19720 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19721 copies or clearings if cfun->has_local_explicit_reg_vars.
19723 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19726 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19727 of function prologue when frame pointer is used to access
19730 2009-02-10 Richard Guenther <rguenther@suse.de>
19732 PR middle-end/39127
19733 * gimplify.c (gimple_regimplify_operands): Always look if
19734 we need to create a temporary.
19736 2009-02-10 Richard Guenther <rguenther@suse.de>
19738 PR tree-optimization/39132
19739 * tree-loop-distribution.c (todo): New global var.
19740 (generate_memset_zero): Trigger TODO_rebuild_alias.
19741 (tree_loop_distribution): Return todo.
19743 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19746 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19747 (x86_64_reg_class_name): Removed.
19748 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19749 first one isn't X86_64_SSE_CLASS or any other ones aren't
19750 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19751 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19752 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19753 and 3 X86_64_SSEUP_CLASS.
19754 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19755 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19757 2009-02-10 Ben Elliston <bje@au.ibm.com>
19759 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19760 form instruction to update the stack back chain word, even if the
19761 user has disabled the generation of update instructions.
19762 (movdi_<mode>_update_stack): New.
19763 (movsi_update_stack): Likewise.
19764 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19765 always use an update form instruction to update the stack back
19768 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19770 PR middle-end/38953
19771 * graphite.c (if_region_set_false_region): After moving a region in
19772 the false branch of a condition, remove the empty dummy basic block.
19773 (gloog): Remove wrong fix for PR38953.
19775 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19777 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19778 generation due to implicit sign extension.
19780 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19782 PR middle-end/38981
19783 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19784 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19786 2009-02-09 Richard Guenther <rguenther@suse.de>
19788 PR middle-end/35202
19789 * convert.c (convert_to_real): Disable (float)fn((double)x)
19790 to fnf(x) conversion if errno differences may occur and
19791 -fmath-errno is set.
19793 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19795 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19796 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19797 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19799 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19802 * c-common.c (handle_alias_attribute): Disallow attribute for
19803 anything not a FUNCTION_DECL or VAR_DECL.
19805 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19808 * real.c (do_compare): Special-case compare of zero against
19809 decimal float value.
19811 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19814 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19815 as indicating flexible array members unless the field itself is
19816 being declarared as the incomplete array.
19818 2009-02-06 Jan Hubicka <jh@suse.cz>
19820 PR tree-optimization/38844
19821 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19822 is already inlined.
19824 2009-02-06 Richard Guenther <rguenther@suse.de>
19826 PR middle-end/38977
19827 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19828 fork because we may expand it as __gcov_fork.
19830 2009-02-06 Nick Clifton <nickc@redhat.com>
19832 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19834 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19836 PR tree-optimization/35659
19837 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19838 vn_phi_eq): Shortcut if hashcode does not match.
19839 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19841 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19842 and avoid iterative_hash_expr.
19843 (FOR_EACH_VALUE_ID_IN_SET): New.
19844 (value_id_compare): Remove.
19845 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19846 sort expressions by value id.
19848 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19851 * config/sh/predicates.md (general_movsrc_operand): Don't check
19852 the subreg of system registers here.
19854 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19857 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19858 on the copied decl.
19860 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19862 PR rtl-optimization/39110
19863 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19864 addresses, not aligned ones.
19866 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19867 Richard Guenther <rguenther@suse.de>
19869 PR tree-optimization/39100
19870 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19871 comment says and add edges.
19873 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19876 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19877 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19879 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19881 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19882 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19883 register_bb_in_sese, new_sese, free_sese): Moved.
19884 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19885 outermost_loop_in_scop, build_scop_iteration_domain,
19886 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19887 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19888 Use loop_in_sese_p instead of loop_in_scop_p.
19889 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19890 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19891 (scopdet_basic_block_info): Fix bug in scop detection.
19892 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19893 eq_loop_to_cloog_loop): Remove.
19894 (nb_loops_around_loop_in_scop, nb_loop
19895 ref_nb_loops): Moved here...
19896 * graphite.h (ref_nb_loops): ... from here.
19897 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19898 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19899 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19900 * testsuite/gcc.dg/graphite/scop-19.c: New
19902 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19903 Hans-Peter Nilsson <hp@axis.com>
19905 PR rtl-optimization/37889
19906 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19907 Move offset handling from PLUS to before the switch. Use new
19908 arguments when considering SYMBOL_REFs too.
19909 (rtx_addr_can_trap_p): Pass dummy offset and size.
19910 (enum may_trap_p_flags): Remove.
19911 (may_trap_p_1): Pass size from MEM_SIZE.
19913 PR rtl-optimization/38921
19914 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19915 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19916 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19917 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19919 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19921 AVX Programming Reference (January, 2009)
19922 * config/i386/sse.md (*vpclmulqdq): New.
19924 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19926 PR tree-optimization/38977
19927 PR gcov-profile/38292
19928 * calls.c (special_function_p): Disregard __builtin_ prefix.
19930 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19932 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19933 non-indexable addresses even before reload.
19935 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19938 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19939 as having variable size. Do not give an error for unnamed
19940 parameters with [*] declarators. Give a warning for type names
19941 with [*] declarators and mark them as variable size.
19942 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19943 for sizeof applied to [*] type names.
19945 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19948 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19950 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19952 * gcc.c (process_command): Update copyright notice dates.
19953 * gcov.c (print_version): Likewise.
19954 * gcov-dump.c (print_version): Likewise.
19955 * mips-tfile.c (main): Likewise.
19956 * mips-tdump.c (main): Likewise.
19958 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19961 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19962 for composite type involving a zero-length array type.
19964 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19967 * function.c (match_asm_constraints_1): Skip over
19968 initial optional % in the constraint.
19970 PR inline-asm/39059
19971 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19972 supported, don't accept FIXED_CSTs.
19973 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19974 and _Sat is used without _Fract/_Accum. Set specs->type to
19975 integer_type_node for cts_fract/cts_accum if fixed point is not
19978 2009-02-02 Catherine Moore <clm@codesourcery.com>
19980 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19982 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19984 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19985 (ABI_HAS_64BIT_SYMBOLS): Use it.
19986 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19988 2009-02-02 Paul Brook <paul@codesourcery.com>
19990 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19992 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19994 PR inline-asm/39058
19995 * recog.h (asm_operand_ok): Add constraints argument.
19996 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19997 recurse on matching constraint.
19998 (check_asm_operands): Pass constraints as 3rd argument to
19999 asm_operand_ok. Don't look up matching constraint here.
20000 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20003 2009-02-02 Ben Elliston <bje@au.ibm.com>
20005 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20006 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20008 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20010 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20011 information. Remove some obsolete information. Reorganize.
20013 * config/pa/fptr.c: Revert license to GPL 2.
20014 * config/pa/milli64.S: Likewise.
20016 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20019 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20020 LIBRARY name in, instead of hard-coding it.
20021 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20022 extra target make frag to tmake_files according to EH model.
20023 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20024 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20025 frags that define makefile variable EH_MODEL appropriately.
20026 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20027 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20028 to "-sjlj" according to type of EH configured.
20029 (LIBGCC_SONAME): Concatenate it to shared library base name.
20030 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20031 to "_sjlj" according to type of EH configured.
20032 (LIBGCC_SONAME): Concatenate it to shared library base name.
20033 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20034 (SHLIB_LINK): Add missing semicolon to if-else construct.
20035 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20036 string value of "pe_dll" command-line option.
20037 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20038 (SHLIB_SONAME): Use it when overriding t-cygming default.
20039 (SHLIB_IMPLIB): Override t-cygming default.
20040 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20041 string value of "pe_dll" command-line option.
20043 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20046 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20047 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20049 2009-01-31 Richard Guenther <rguenther@suse.de>
20051 PR tree-optimization/38937
20052 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20053 computing the transitive closure.
20055 2009-01-30 Richard Guenther <rguenther@suse.de>
20057 PR tree-optimization/39041
20058 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20059 Propagate variable indices only if the types match for this stmt.
20061 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20064 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20065 inline but never defined.
20067 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20069 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20070 (*insv_h_di_reg_extimm): New insn.
20071 (*insv_l<mode>_reg_extimm): New insn.
20073 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20075 * config/picochip/picochip.c (flag_conserve_stack): set
20076 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20077 fconserve-stack. Reduce call-overhead used by inliner.
20079 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20082 * common.opt (flag_conserve_stack): Initialised to zero.
20084 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20087 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20088 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20091 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20093 * ira-color.c (allocno_reload_assign): Update comments.
20094 * regmove.c (regmove_optimize): Likewise.
20098 2009-01-29 Robert Millan <rmh@aybabtu.com>
20100 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20101 * config/i386/kopensolaris-gnu.h: New file. Undefine
20102 `MD_UNWIND_SUPPORT'.
20103 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20105 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20107 PR tree-optimization/39007
20108 * tree-loop-distribution.c (generate_builtin): Use
20109 recompute_dominator to compute the immediate dominator of the
20110 basic block just after the loop.
20112 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20114 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20115 (ASM_OUTPUT_DWARF_PCREL): Define.
20117 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20119 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20120 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20121 global. Modify entries about regmove and IRA.
20123 * ra-conflict.c: Remove the file.
20125 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20127 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20128 (pass_regclass_init): Rename to pass_reginfo_init.
20130 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20132 * toplev.h (flag_ira): Remove.
20134 * caller-save.c (setup_save_areas): Remove flag_ira.
20136 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20138 * global.c: Remove the file.
20140 * opts.c (decode_options): Remove flag_ira.
20142 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20144 * regmove.c: Modify file description.
20145 (find_use_as_address, try_auto_increment): Define them only if
20146 AUTO_INC_DEC is defined.
20147 (replacement_quality, replace_in_call_usage, fixup_match_1,
20148 stable_and_no_regs_but_for_p): Remove.
20149 (reg_set_in_bb): Make it static.
20150 (regmove_optimize): Remove flag_ira and code which worked for
20153 * local-alloc.c: Remove the file.
20155 * common.opt (fira): Remove.
20157 * ira.c: Include except.h.
20158 (eliminable_regset): Move from global.c.
20159 (mark_elimination): Ditto. Remove flag_ira.
20160 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20161 equiv_mem_modified, validate_equiv_mem_from_store,
20162 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20163 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20164 no_equiv, recorded_label_ref): Move from local-alloc.c.
20165 (update_equiv_regs): Ditto. Make it static.
20166 (print_insn_chain, print_insn_chains): Move it from global.c.
20167 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20168 (build_insn_chain): Ditto. Make it static.
20169 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20170 Rename to init_live_subregs.
20171 (gate_ira): Remove flag_ira.
20173 * regclass.c: Rename reginfo.c. Change file description.
20174 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20175 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20176 (init_reg_sets_1): Remove code for evaluation of
20177 reg_class_superclasses and losing_caller_save_reg_set.
20178 (init_regs): Remove init_reg_autoinc.
20179 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20180 ok_for_base_p_nonstrict): Remove.
20181 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20182 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20183 corresponding entries.
20184 (dump_regclass, record_operand_costs, scan_one_insn,
20185 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20186 record_address_regs, auto_inc_dec_reg_p): Remove.
20187 (gt-regclass.h): Rename to gt-reginfo.h.
20189 * rtl.h (dump_global_regs, retry_global_alloc,
20190 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20192 * Makefile.in (RA_H): Remove.
20193 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20194 Rename regclass.o to reginfo.o.
20195 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20197 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20198 (GTFILES): Rename regclass.c to reginfo.c.
20200 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20201 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20203 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20204 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20206 (finish_spills): Ditto. Remove code for !flag_ira.
20208 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20210 PR middle-end/35854
20211 * doc/invoke.texi (rtl debug options): Complete rewrite.
20212 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20214 * mode-switching.c (pass_mode_switching): Rename pass from
20215 "mode-sw" to "mode_sw".
20216 * except.c (pass_convert_to_eh_ranges): Rename pass from
20217 "eh-ranges" to "eh_ranges".
20218 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20222 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20223 Alexander Monakov <amonakov@ispras.ru>
20225 PR middle-end/38857
20226 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20228 (move_exprs_to_boundary): Change return type and pass through
20229 should_move from move_op. Relax assert. Update usage ...
20230 (schedule_expr_on_boundary): ... here. Use should_move instead of
20232 (move_op_orig_expr_found): Indicate that insn was disconnected from
20234 (code_motion_process_successors): Do not call after_merge_succs
20235 callback if original expression was not found when traversing any of
20237 (code_motion_path_driver): Change return type. Update prototype.
20238 (move_op): Update comment. Add a new parameter (should_move). Update
20239 prototype. Set *should_move based on indication provided by
20240 move_op_orig_expr_found.
20242 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20244 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20245 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20246 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20247 * config/rs6000/rs6000.c (rs6000_override_options): Default
20248 avoid-indexed-addresses on for Power6, off for everything else.
20249 (avoiding_indexed_address_p): New function.
20250 (rs6000_legitimize_address): Use it.
20251 (rs6000_legitimate_address): Likewise.
20252 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20254 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20256 PR tree-optimization/38997
20257 * tree-loop-distribution.c (generate_memset_zero): Use
20258 POINTER_PLUS_EXPR for a pointer addition.
20260 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20262 * config/s390/s390.md (bswap<mode>2): New pattern added.
20264 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20266 * config/s390/s390.md (*tls_load_31): Added type attribute.
20268 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20270 * config/s390/s390.md: Fix a few comments.
20272 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20274 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20275 (*tm<mode>_full): Fixed z10prop attribute.
20276 (*tst<mode>_extimm): Fixed z10prop attribute.
20277 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20278 (*tstqiCCT_cconly): Fixed z10prop attribute.
20279 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20280 (*movsi_larl): Fixed z10prop attribute.
20281 (*movsi_zarch): Fixed z10prop attribute.
20282 (*movsi_eas): Fixed z10prop attribute.
20283 (*movhi): Fixed z10prop attribute.
20284 (*movqi): Fixed z10prop attribute.
20285 (*movstrictqi): Fixed z10prop attribute.
20286 (*mov<mode>): Fixed z10prop attribute.
20287 (*movcc): Fixed z10prop attribute.
20288 (*sethighpartdi_64): Fixed z10prop attribute.
20289 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20290 (*negdi2_sign_cc): Fixed z10prop attribute.
20291 (*negdi2_sign): Fixed z10prop attribute.
20292 (*absdi2_sign_cc): Fixed z10prop attribute.
20293 (*absdi2_sign): Fixed z10prop attribute.
20294 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20295 (*negabsdi2_sign): Fixed z10prop attribute.
20296 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20297 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20298 (doloop_si64): Fixed z10prop attribute.
20299 (doloop_si31): Fixed z10prop attribute.
20300 (doloop_long): Fixed z10prop attribute.
20301 (indirect_jump): Fixed z10prop attribute.
20302 (nop): Fixed z10prop attribute.
20303 (main_base_64): Fixed z10prop attribute.
20304 (reload_base_64): Fixed z10prop attribute.
20306 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20308 PR rtl-optimization/38740
20309 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20311 * config/mips/mips.c (mips_reorg): Likewise.
20313 2009-01-28 Richard Guenther <rguenther@suse.de>
20315 PR tree-optimization/38926
20316 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20317 with the correct value id to a value.
20318 (do_regular_insertion): Use the value number of edoubleprime
20319 for the value number of the expr.
20322 2008-08-21 Richard Guenther <rguenther@suse.de>
20324 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20325 a PHI ask VN if it is already available.
20326 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20327 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20329 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20331 PR middle-end/38934
20332 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20333 set to varying whenever max has TREE_OVERFLOW set, similarly
20334 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20336 2009-01-28 Richard Guenther <rguenther@suse.de>
20338 PR middle-end/38908
20339 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20340 uninitialized aggregate uses in call arguments.
20342 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20344 PR tree-optimization/38984
20345 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20346 the nothing_id variable if -fno-delete-null-pointer-checks.
20348 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20351 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20352 (set_got_offset_rex64): Ditto.
20354 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20357 * doc/extend.texi: Improve local variable with asm reg.
20359 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20361 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20362 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20363 was not supplied then set warn_packed_bitfield_compat to the
20364 default value of 1.
20365 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20368 2009-01-27 Richard Guenther <rguenther@suse.de>
20370 PR tree-optimization/38503
20371 * cfgexpand.c (expand_gimple_basic_block): Ignore
20372 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20373 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20374 variables that cannot have TBAA applied.
20375 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20378 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20380 PR middle-end/38969
20381 * calls.c (initialize_argument_information): Do not wrap complex
20382 arguments in SAVE_EXPR.
20384 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20386 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20387 (INSTALL_LIBGCC): Revert typo commit.
20389 2009-01-26 Richard Guenther <rguenther@suse.de>
20391 PR tree-optimization/38745
20392 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20393 from special handling.
20395 2009-01-26 Richard Guenther <rguenther@suse.de>
20397 PR tree-optimization/38745
20398 * tree-ssa.c (execute_update_addresses_taken): Do not include
20399 variables that cannot possibly be a register in not_reg_needs.
20400 Do not clear TREE_ADDRESSABLE on vars that may not become
20402 * tree-ssa.c (update_alias_info_1): Include those in the set
20403 of addressable vars.
20405 2009-01-26 Richard Guenther <rguenther@suse.de>
20407 PR middle-end/38851
20408 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20409 * tree-ssa-dse.c: Include langhooks.h
20410 (execute_simple_dse): Remove stores with zero size.
20412 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20415 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20418 2009-01-24 Julian Brown <julian@codesourcery.com>
20420 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20421 config/arm/linux-atomic.c.
20422 * config/arm/linux-atomic.c: New.
20424 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20426 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20427 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20428 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20430 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20433 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20436 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20438 PR tree-optimization/38953
20439 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20440 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20441 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20442 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20445 2009-01-24 Paul Brook <paul@codesourcery.com>
20447 * config/arm/neon.md (neon_type): Move to arm.md.
20448 (neon_mov<VSTRUCT>): Add neon_type attribute.
20449 * config/arm/arm.md (neon_type): Move to here.
20450 (conds): Add "unconditioal" and use as default for NEON insns.
20452 2009-01-24 Ben Elliston <bje@au.ibm.com>
20454 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20455 void *' warning from -Wc++-compat.
20456 * Makefile.in (dominance.o-warn): Remove.
20458 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20460 PR tree-optimization/38932
20461 * fold-const.c (fold_unary_ignore_overflow): New.
20462 * tree.h (fold_unary_ignore_overflow): Declare.
20463 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20464 * tree-ssa-sccvn.c (visit_reference_op_load,
20465 simplify_unary_expression): Likewise.
20467 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20469 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20470 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20471 regardless of their type.
20472 * c-common.c (handle_packed_attribute): Don't ignore packed on
20474 * c.opt (Wpacked-bitfield-compat): New warning option.
20475 * stor-layout.c (place_field): Warn if offset of a field changed.
20476 * doc/extend.texi (packed): Mention the ABI change.
20477 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20478 (Warning Options): Add it to the list.
20480 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20482 * c-opts.c (c_common_post_options): Fix a typo in comments.
20484 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20486 PR middle-end/38615
20487 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20488 variables to static.
20489 * doc/invoke.texi (-fmerge-all-constants): Update description.
20491 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20494 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20495 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20497 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20499 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20501 (LOCAL_ALIGNMENT): Similarly.
20503 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20504 Joseph Myers <joseph@codesourcery.com>
20506 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20507 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20508 * config/arm/arm-tune.md: Regenerate.
20509 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20512 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20514 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20515 version number to five.
20517 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20520 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20521 * c-common.c (set_underlying_type): Likewise.
20522 (is_typedef_decl ): Likewise
20524 (set_underlying_type): Likewise.
20525 (is_typedef_type): Likewise.
20527 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20529 PR middle-end/38587
20530 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20533 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20536 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20537 (LIBGCC_SPEC): Don't define.
20538 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20540 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20542 PR rtl-optimization/38879
20543 * alias.c (base_alias_check): Unaligned access via AND address can
20544 alias all surrounding object types except those with sizes equal
20545 or wider than the size of unaligned access.
20547 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20550 * c-decl.c (clone_underlying_type): Move this ...
20551 * c-common.c (set_underlying_type): ... here.
20552 Also, make sure the function properly sets TYPE_STUB_DECL() on
20553 the newly created typedef variant type.
20554 (is_typedef_decl ): New entry point.
20555 * tree.h: Added a new member member_types_needing_access_check to
20556 struct tree_decl_non_common.
20557 (set_underlying_type): New entry point.
20558 (is_typedef_type): Likewise.
20560 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20562 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20563 Check whether two instructions have memory references that
20564 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20565 are helper functions for traversing.
20566 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20567 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20568 not to draw dependency edge for instructions with non-conflicting
20571 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20574 * longlong.h: Update copyright years. Use soft-fp license notice.
20575 Sync __clz_tab declaration with glibc.
20577 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20580 * doc/extend.texi (syscall_linkage): New.
20581 (version_id): Modify.
20583 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20584 Richard Guenther <rguenther@suse.de>
20586 PR tree-optimization/38747
20587 PR tree-optimization/38748
20588 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20589 conversion if the base address is an indirect reference and the
20590 aliasing sets could cause issues.
20592 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20594 * common.opt (fgraphite, fgraphite-identity): Add comment for
20595 explaining why these options are not documented.
20597 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20599 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20600 gimple_call_lhs is NULL.
20602 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20605 * emit-rtl.c (adjust_address_1): Make sure memref is never
20608 2009-01-20 Ben Elliston <bje@au.ibm.com>
20610 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20611 const qualifier from arg parameter. Remove unnecessary cast to char *.
20612 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20613 const qualifier from arg 2.
20615 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20617 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20619 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20622 * rtl.h (reinit_regs): New prototype.
20623 * regclass.c: Include ira.h.
20624 (reinit_regs): New.
20625 * Makefile.in (regclass.o): Add ira.h.
20626 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20628 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20631 * c-common.c (handle_aligned_attribute): Use
20632 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20633 default alignment value.
20635 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20637 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20638 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20640 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20641 __BIGGEST_ALIGNMENT__.
20643 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20645 2009-01-18 Richard Guenther <rguenther@suse.de>
20647 PR tree-optimization/38819
20648 * tree-flow.h (operation_could_trap_helper_p): Declare.
20649 * tree-eh.c (operation_could_trap_helper_p): Export.
20650 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20651 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20652 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20653 are about to insert a possibly trapping instruction and fail
20656 2009-01-18 Andreas Schwab <schwab@suse.de>
20658 * doc/install.texi (Configuration): Remove obsolete paragraph
20659 about use of --with-gnu-ld with --with-gnu-as.
20661 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20663 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20664 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20665 Follow spelling conventions.
20667 2009-01-18 Ben Elliston <bje@au.ibm.com>
20669 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20670 C++ warning about implicit conversion from void * to struct
20672 (bitmap_obstack_free): Likewise for bitmap_element *.
20673 * Makefile.in (bitmap.o-warn): Remove.
20675 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20677 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20679 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20680 Tobias Grosser <tobi.grosser@amd.com>
20682 * graphite.c (graphite_trans_scop_block): Do not block single
20685 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20687 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20688 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20689 test with assertion.
20691 2009-01-16 Richard Guenther <rguenther@suse.de>
20693 PR tree-optimization/38835
20694 PR middle-end/36227
20695 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20696 and INT + PTR -> (INT)(PTR p+ INT) folding.
20697 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20699 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20702 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20703 the subreg from a lowpart subreg if it is also casting the value.
20705 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20706 Tobias Grosser <tobi.grosser@amd.com>
20708 * graphite.c (compare_prefix_loops): New.
20709 (build_scop_canonical_schedules): Rewritten.
20710 (graphite_transform_loops): Move build_scop_canonical_schedules
20711 after build_scop_iteration_domain.
20713 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20714 Tobias Grosser <tobi.grosser@amd.com>
20716 * graphite.c (add_conditions_to_domain): Add the loops to
20717 the dimension of the iteration domain. Do copy the domain
20718 only when it exists.
20719 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20720 (add_conditions_to_constraints): New.
20721 (can_generate_code_stmt, can_generate_code): Removed.
20722 (gloog): Do not call can_generate_code.
20723 (graphite_transform_loops): Call add_conditions_to_constraints
20724 after building the iteration domain.
20726 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20728 PR tree-optimization/38789
20729 * tree-ssa-threadedge.c
20730 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20731 __builtin_constant_p.
20733 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20735 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20736 examined before deleting them.
20738 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20740 * function.c (aggregate_value_p): Correctly extract the function
20741 type from CALL_EXPR_FN lookup.
20743 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20745 * config/picochip/picochip.c (picochip_override_options): Revert
20746 CFI asm flag disable commited previously.
20748 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20749 Tobias Grosser <tobi.grosser@amd.com>
20750 Jan Sjodin <jan.sjodin@amd.com>
20752 * graphite.c (scan_tree_for_params): On substractions negate
20753 all the coefficients of the term.
20754 (clast_to_gcc_expression_red): New. Handle reduction expressions
20755 of more than two operands.
20756 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20757 (get_vdef_before_scop): Handle also the case of default definitions.
20759 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20761 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20762 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20763 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20765 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20766 Joey Ye <joey.ye@intel.com>
20768 PR middle-end/37843
20769 * cfgexpand.c (expand_stack_alignment): Don't update stack
20770 boundary nor check incoming stack boundary here.
20771 (gimple_expand_cfg): Update stack boundary and check incoming
20772 stack boundary here.
20774 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20776 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20778 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20780 PR rtl-optimization/38245
20781 * calls.c (expand_call): Add stack arguments to
20782 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20783 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20784 in regs and partially in memory or BLKmode arguments.
20785 (emit_library_call_value_1): Add stack arguments to
20786 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20787 ACCUMULATE_OUTGOING_ARGS).
20788 * dce.c: Include tm_p.h.
20789 (find_call_stack_args): New function.
20790 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20792 (mark_insn): Call find_call_stack_args for CALL_Ps.
20793 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20794 forwards. Allocate and free arg_stores bitmap if needed, pass it
20795 down to deletable_insn_p, don't mark stores set in arg_stores
20796 bitmap, clear the bitmap at the beginning of each bb.
20797 * Makefile.in (dce.o): Depend on $(TM_P_H).
20799 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20802 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20803 to make sure the insn is a conditional test (bug 22599). Reformat a
20806 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20808 PR middle-end/38431
20809 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20810 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20811 (gloog): Do not call cleanup_tree_cfg.
20812 (graphite_transform_loops): Call cleanup_tree_cfg after all
20813 scops have been code generated.
20815 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20816 * doc/gty.texi (Invoking the garbage collector): Added new node
20817 and section documenting ggc_collect.
20819 2009-01-14 Richard Guenther <rguenther@suse.de>
20821 PR tree-optimization/38826
20822 PR middle-end/38477
20823 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20824 initialization notes only if we actually emitted a warning.
20825 (intra_create_variable_infos): Add constraints for a result decl
20826 that is passed by hidden reference.
20827 (build_pred_graph): Mark all related variables non-direct on
20830 2009-01-14 Nick Clifton <nickc@redhat.com>
20832 * ira-conflicts.c: Include addresses.h for the definition of
20834 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20835 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20837 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20840 * Makefile.in (ira-lives.o): Add except.h.
20842 * ira-lives.c: Include except.h.
20843 (process_bb_node_lives): Process can_throw_internal.
20845 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20847 PR rtl-optimization/38774
20848 * combine.c (simplify_set): When undoing cc_use change, don't do
20849 PUT_CODE on the newly created comparison, but instead put back the
20852 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20854 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20855 values. Remove duplicate arm8 entry.
20857 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20859 PR tree-optimization/38786
20860 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20861 the SSA_NAME case of expand_scalar_variables_expr.
20862 Set the type of an expression to the type of its assign statement.
20863 (expand_scalar_variables_expr): Also gather the scalar computation
20864 used to index the memory access. Do not pass loop_p.
20865 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20866 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20867 the gimple_stmt_iterator where it inserts new code.
20868 Do not pass loop_p.
20869 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20870 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20872 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20874 * graphite.h (debug_value): Removed.
20875 * graphite.c (debug_value): Removed.
20877 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20879 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20880 ldrd/strd with two 32-bit instructions.
20882 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20884 * config/arm/arm.c (struct processors): Pass for speed down into
20885 cost helper functions.
20886 (const_ok_for_op): Handle COMPARE and inequality nodes.
20887 (arm_rtx_costs_1): Rewrite.
20888 (arm_size_rtx_costs): Update prototype.
20889 (arm_rtx_costs): Pass speed down to helper functions.
20890 (arm_slowmul_rtx_costs): Rework cost calculations.
20891 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20892 (arm_9e_rtx_costs): Likewise.
20894 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20896 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20897 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20898 (alpha_legitimize_address): Do not split local symbols wider than
20899 UNITS_PER_WORD into HIGH/LO_SUM parts.
20901 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20904 * gcc.c (process_command): Replace call to execvp with calls
20905 to pex_one and exit.
20907 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20910 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20911 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20912 variant for devices with 3-byte PC.
20913 (__tablejump_elpm__): New.
20915 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20918 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20919 offsetof member-designator, handle it as `[0].'.
20921 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20923 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20924 function when not using named sections on targets with named sections
20925 if branch distance is less than 262132.
20927 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20929 * combine.c (combine_instructions): Recompute
20930 optimize_this_for_speed_p for each BB in the main combine loop.
20932 2009-01-12 Tomas Bily <tbily@suse.cz>
20935 * tree-loop-distribution.c (prop_phis): New function.
20936 (generate_builtin): Call prop_phis.
20937 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20939 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20941 PR tree-optimization/38807
20942 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20943 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20945 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20947 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20948 subreg of op0 to the original op0.
20950 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20952 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20954 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20957 * mips-tfile.c (parse_def): Fix parsing of def strings
20958 starting with digits.
20960 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20963 * config/arm/arm.c (arm_is_long_call_p): Don't call
20964 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20966 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20968 * regrename.c (regrename_optimize): Fix dumping.
20969 (find_oldest_value_reg): Preserve REG_POINTER.
20970 (copy_hardreg_forward_1): Likewise.
20972 2009-01-09 Diego Novillo <dnovillo@google.com>
20974 * gimple.h (struct gimple_statement_base) <uid>: Document
20975 the restrictions on its use.
20976 (gimple_uid): Tidy.
20977 (gimple_set_uid): Tidy.
20979 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20981 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20982 zero guard even if align_bytes != 0 and count is smaller than
20985 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20987 PR rtl-optimization/38495
20988 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20989 (add_range_and_copies_from_move_list): Print all added ranges.
20990 Add ranges to memory optimized destination.
20992 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20996 * config/i386/i386.c (override_options): Reject
20997 -mstringop-strategy=rep_8byte with -m32.
20998 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20999 to 1. Do count comparison against epilogue_size_needed at compile
21000 time even when count_exp was constant forced into register. For
21001 size_needed don't jump to epilogue, instead just avoid aligning
21002 and invoke the body algorithm. If need_zero_guard, add zero guard
21003 even if count is non-zero, but smaller than size_needed + number of
21004 bytes that could be stored for alignment.
21005 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21006 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21007 but smaller than size_needed + number of bytes that could be stored
21008 for alignment. Compare size_needed with epilogue_size_needed instead
21009 of desired_align - align, don't adjust size_needed, pass
21010 epilogue_size_needed to the epilogue expanders.
21013 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21015 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21017 * pa.c (last_address): Change to unsigned.
21018 (update_total_code_bytes): Change argument to unsigned. Don't
21019 check if insn addresses are set.
21020 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21021 addresses are not set.
21022 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21024 2009-01-09 Nick Clifton <nickc@redhat.com>
21026 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21027 DECL_DECLARED_INLINE_P.
21029 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21031 PR middle-end/38347
21032 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21033 GET_MODE (op0) in operand_subword_force calls.
21035 PR middle-end/38771
21036 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21037 fold_convert arg0 operands to TREE_TYPE (op0) first.
21039 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21041 * params.def (ira-max-conflict-table-size): Decrease default value
21044 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21046 PR tree-optimization/37031
21047 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21049 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21050 allocate it using gc instead of heap, use VEC_quick_push instead of
21052 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21053 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21054 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21055 allocated vector from heap allocated.
21056 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21057 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21058 vector only after perfect_loop_nest_depth call.
21060 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21061 Jan Sjodin <jan.sjodin@amd.com>
21063 PR tree-optimization/38559
21064 * graphite.c (debug_value, copy_constraint,
21065 swap_constraint_variables, scale_constraint_variable, ): New.
21066 (get_lower_bound, get_upper_bound): Removed.
21067 (graphite_trans_bb_strip_mine): Clean up this code that works
21068 only for constant number of iterations. Fully copy upper and
21069 lower bound constraints, not only the constant part of them.
21070 * graphite.h (debug_value): Declared.
21072 2009-01-08 Ira Rosen <irar@il.ibm.com>
21074 PR tree-optimization/37194
21075 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21076 Don't add the cost of cost model guard in prologue to scalar
21077 outside cost in case of known number of iterations.
21079 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21080 Alan Modra <amodra@bigpond.net.au>
21082 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21083 non-word-aligned REG+CONST addressing.
21085 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21088 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21089 free_after_compilation when outputting a thunk.
21090 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21091 Do not call free_after_compilation here.
21093 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21095 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21096 (ix86_valid_target_attribute_inner_p): Ditto.
21098 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21100 PR tree-optimization/38492
21101 PR tree-optimization/38498
21102 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21103 * tree-chrec.h (scev_is_linear_expression): Declared.
21104 * graphite.c (graphite_cannot_represent_loop_niter): New.
21105 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21106 (graphite_loop_normal_form): Use gcc_assert.
21107 (scan_tree_for_params): Use CASE_CONVERT.
21108 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21109 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21110 Use gcc_assert. Discard scops that contain unhandled cases.
21111 (build_scop_conditions): Return a boolean status for unhandled cases.
21112 (strip_mine_profitable_p): Print the loop number, not its depth.
21113 (is_interchange_valid): Pass the depth of the loop nest, don't
21114 recompute it wrongly.
21115 (graphite_trans_bb_block): Same.
21116 (graphite_trans_bb_block): Print tentative of loop blocking.
21117 (graphite_trans_scop_block): Do not print that the loop has been
21119 (graphite_transform_loops): Do not handle scops that contain condition
21122 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21124 AVX Programming Reference (December, 2008)
21125 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21126 (_mm256_stream_pd): Likewise.
21127 (_mm256_stream_ps): Likewise.
21129 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21130 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21131 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21132 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21133 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21134 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21135 (ix86_expand_special_args_builtin): Likewise.
21137 * config/i386/sse.md (AVXMODEDI): New.
21138 (avx_movnt<mode>): Likewise.
21139 (avx_movnt<mode>): Likewise.
21140 (<sse>_movnt<mode>): Remove AVX support.
21141 (sse2_movntv2di): Likewise.
21143 2009-01-07 Richard Guenther <rguenther@suse.de>
21145 PR middle-end/38751
21146 * fold-const.c (extract_muldiv): Remove obsolete comment.
21147 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21148 to PLUS_EXPR canonicalization for the canonicalization.
21150 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21152 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21153 hosted cross-compilers generating less efficient code.
21155 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21157 * function.h (rtl_data): Add a dbr_scheduled_p field.
21158 * reorg.c (dbr_schedule): Set it.
21159 (gate_handle_delay_slots): Check it.
21160 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21161 (mips_reorg): Check flag_delayed_branch instead of
21162 mips_base_delayed_branch.
21163 (mips_override_options): Don't set mips_base_delayed_branch
21164 or flag_delayed_branch.
21166 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21168 PR rtl-optimization/38426.
21169 * ira.c (ira): Set current_function_is_leaf earlier.
21171 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21173 PR rtl-optimization/38722
21174 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21175 too early, only set a flag and modify after last possible
21178 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21181 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21182 * real.c (decimal_single_format): Correct values of emin and emax.
21183 (decimal_double_format): Ditto.
21184 (decimal_quad_format): Ditto.
21185 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21186 computation of DECnn_MIN and DECnn_MAX for corrected values of
21187 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21188 __DECnn_MIN__, and adjust its computation for the corrected value
21191 2009-01-06 Jan Hubicka <jh@suse.cz>
21194 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21196 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21198 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21199 Add Robert Clark to the list of testers.
21201 2009-01-06 Jan Hubicka <jh@suse.cz>
21202 Kai Tietz <kai.tietz@onevision.com>
21204 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21205 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21207 2009-01-06 Jan Hubicka <jh@suse.cz>
21208 Kai Tietz <kai.tietz@onevision.com>
21210 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21212 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21213 (ix86_nsaved_regs): Count only general purpose regs.
21214 (ix86_nsaved_sseregs): New.
21215 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21216 to 16 for w64; compute padding and size of sse reg save area.
21217 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21218 general purpose regs.
21219 (ix86_emit_save_sse_regs_using_mov): New.
21220 (ix86_expand_prologue): Save SSE regs if needed.
21221 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21222 (ix86_emit_restore_sse_regs_using_mov): New.
21223 (ix86_expand_epilogue): Save SSE regs if needed.
21225 2009-01-06 Jan Hubicka <jh@suse.cz>
21226 Kai Tietz <kai.tietz@onevision.com>
21228 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21229 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21230 functions when accumulate outgoing args is off.
21232 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21235 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21236 before using pseudos_have_intersected_live_ranges_p.
21238 * ira-int.h (ira_assert): Always define.
21240 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21242 AVX Programming Reference (December, 2008)
21243 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21244 (_mm256_permute2_pd): Likewise.
21245 (_mm_permute2_ps): Likewise.
21246 (_mm256_permute2_ps): Likewise.
21247 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21248 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21250 * config/i386/i386.c (ix86_builtins): Remove
21251 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21252 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21253 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21254 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21255 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21256 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21257 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21258 __builtin_ia32_vpermil2ps256.
21259 (ix86_init_mmx_sse_builtins): Updated.
21260 (ix86_expand_args_builtin): Likewise.
21262 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21264 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21265 long absolute calls when generating PA 2.0 code.
21267 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21269 PR rtl-optimization/38583
21270 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21272 * params.def (ira-max-conflict-table-size): New.
21274 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21276 * ira.h (ira_conflicts_p): New external definition.
21278 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21279 table. Report this. Return result of building.
21280 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21281 building conflict table.
21283 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21284 (ira_color): Use ira_conflicts_p.
21286 * global.c: Include ira.h.
21287 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21290 * Makefile.in (global.o): Add ira.h.
21292 * ira-build.c (mark_all_loops_for_removal,
21293 propagate_some_info_from_allocno): New.
21294 (remove_unnecessary_allocnos): Call
21295 propagate_some_info_from_allocno.
21296 (remove_low_level_allocnos): New.
21297 (remove_unnecessary_regions): Add parameter. Call
21298 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21299 parameter to remove_unnecessary_regions.
21300 (ira_build): Remove all regions but root if the conflict table was
21301 not built. Update conflict hard regs for allocnos crossing calls.
21303 * ira.c (ira_conflicts_p): New global.
21304 (ira): Define and use ira_conflicts_p.
21306 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21307 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21308 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21310 2009-01-06 Ben Elliston <bje@au.ibm.com>
21312 * gengtype-lex.l (YY_NO_INPUT): Define.
21314 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21317 * c-common.c (handle_vector_size_attribute): Also reject
21318 BOOLEAN_TYPE types.
21320 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21322 PR tree-optimization/38492
21323 * graphite.c (rename_map_elt, debug_rename_elt,
21324 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21325 rename_map_elt_info, eq_rename_map_elts,
21326 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21327 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21328 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21329 (sese_build_livein_liveouts): New.
21330 (new_sese, free_sese): New.
21331 (new_scop): Call new_sese.
21332 (free_scop): Call free_sese.
21333 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21334 (register_old_new_names): Renamed register_old_and_new_names.
21335 (register_scop_liveout_renames, add_loop_exit_phis,
21336 insert_loop_close_phis, struct igp,
21337 default_liveout_before_guard, add_guard_exit_phis,
21338 insert_guard_phis, copy_renames): New.
21339 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21340 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21341 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21342 (scop_adjust_phis_for_liveouts): New.
21343 (gloog): Call scop_adjust_phis_for_liveouts.
21345 * graphite.h (struct sese): Documented. Added fields liveout,
21346 num_ver and livein.
21347 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21348 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21349 (struct scop): Added field liveout_renames.
21350 (SCOP_LIVEOUT_RENAMES): New.
21352 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21354 PR tree-optimization/38510
21355 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21356 (translate_clast): Call recompute_all_dominators before
21358 (gloog): Call recompute_all_dominators before graphite_verify.
21360 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21361 Jan Sjodin <jan.sjodin@amd.com>
21363 PR tree-optimization/38500
21364 * graphite.c (create_sese_edges): Call fix_loop_structure after
21367 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21369 * config.gcc: Add m32r*-*-rtems*.
21370 * config/m32r/rtems.h: New file.
21372 2009-01-05 Ben Elliston <bje@au.ibm.com>
21374 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21375 (.po.pox): Likewise.
21376 (po/gcc.pot): Likewise.
21378 2009-01-04 David S. Miller <davem@davemloft.net>
21380 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21381 (STARTING_FRAME_OFFSET): Always set to zero.
21383 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21385 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21386 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21387 fixed-point types, and vectors of the same.
21389 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21391 * config/mips/sync.md (*mb_barrier): Rename to...
21392 (*memory_barrier): ...this.
21394 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21396 * doc/extend.texi (Function Attributes): Move @cindex after @item
21397 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21398 and put in alphabetical order. Fix 'target' name and put in order.
21399 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21402 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21404 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21405 (memory_barrier): Expand as unspec instead of unspec_volatile.
21406 Remove mem:BLK from insn operands. Use Pmode scratch register.
21407 (*memory_barrier): Define as unspec instead of unspec_volatile.
21408 Use (match_dup 0) as input operand.
21410 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21411 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21412 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21413 scratch register. Remove operand 1.
21414 (*stbar): Define as unspec instead of unspec_volatile.
21415 Use (match_dup 0) as input operand, remove (const_int 8).
21416 (*membar): Define as unspec instead of unspec_volatile.
21417 Use (match_dup 0) as input operand, remove input operand 2.
21419 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21420 (memory_barrier): Expand as unspec instead of unspec_volatile.
21421 Remove mem:BLK from insn operands. Use Pmode scratch register.
21422 (*memory_barrier): Define as unspec instead of unspec_volatile.
21423 Use (match_dup 0) as input operand.
21425 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21426 Remove mem:BLK from insn operands. Use Pmode scratch register.
21427 Set volatile flag on operand 0.
21428 (*memory_barrier): New insn pattern.
21430 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21432 (*memory_barrier): Use (match_dup 0) as input operand.
21434 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21435 Remove mem:BLK from insn operands. Use Pmode scratch register.
21436 Set volatile flag on operand 0.
21437 (*mb_internal): New insn pattern.
21439 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21441 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21443 PR middle-end/38586
21444 * function.c (struct temp_slot): Move to the section of the file
21445 that deals with temp slots. Remove field 'address'.
21446 (temp_slot_address_table): New hash table of address -> temp slot.
21447 (struct temp_slot_address_entry): New struct, items for the table.
21448 (temp_slot_address_compute_hash, temp_slot_address_hash,
21449 temp_slot_address_eq, insert_temp_slot_address): Support functions
21451 (find_temp_slot_from_address): Rewrite to use the new hash table.
21452 (remove_unused_temp_slot_addresses): Remove addresses of temp
21453 slots that have been made available.
21454 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21455 worker function for remove_unused_temp_slot_addresses.
21456 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21457 Add the temp slot address to the address -> temp slot map.
21458 (update_temp_slot_address): Update via insert_temp_slot_address.
21459 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21460 (pop_temp_slots): Likewise.
21461 (init_temp_slots): Allocate the address -> temp slot map, or empty
21462 the map if it is already allocated.
21463 (prepare_function_start): Initialize temp slot processing.
21465 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21467 PR middle-end/38584
21468 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21469 Calculate the size of all stack vars assuming no packing of stack
21470 vars will happen, replacing a quadratic algorithm with a linear one.
21472 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21475 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21478 2009-01-03 Diego Novillo <dnovillo@google.com>
21480 * doc/contrib.texi: Update contributions.
21482 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21485 * builtins.c (fold_builtin_memory_op): Give up if either operand
21486 is volatile. Set srctype or desttype to non-qualified version
21490 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21491 and FUNCTION_DECLs.
21493 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21495 PR rtl-optimization/35805
21496 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21497 problem if fast dce is able to remove any instructions.
21498 * dce.c (dce_process_block): Fix dump message.
21500 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21503 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21505 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21507 PR middle-end/38690
21508 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21509 * tree-pretty-print.c (op_code_prio): New function.
21510 (op_prio): No longer static. Use op_code_prio.
21511 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21512 Use op_prio and op_code_prio to determine if () should be
21513 printed around operand(s) or not.
21515 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21516 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21517 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21518 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21519 pp_character instead of pp_string for single letter printing.
21521 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21523 * doc/extend.texi: Fix '#pragma GCC option' typo.
21525 2009-01-02 Richard Guenther <rguenther@suse.de>
21527 * doc/install.texi (--enable-checking): Mention different
21528 default for stage1.
21529 (--enable-stage1-checking): Document.
21531 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21533 PR middle-end/30142
21534 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21535 case to be an error.
21537 2009-01-02 Ben Elliston <bje@au.ibm.com>
21539 * config/fp-bit.h (pack_d): Constify argument.
21540 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21541 (isnan): Constify argument.
21543 (iszero): Likewise.
21544 (pack_d): Likewise.
21545 (_fpadd_parts): Constify return type.
21546 (_fpmul_parts): Likewise.
21547 (_fpdiv_parts): Likewise.
21549 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21552 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21553 warn about overwriting initializer with side-effects or
21554 -Woverride-init if !IMPLICIT.
21555 (output_init_element): Likewise. Pass IMPLICIT down to
21557 (process_init_element): Add IMPLICIT argument. Pass it down
21558 to output_init_element.
21559 (push_init_element, pop_init_level, set_designator): Adjust
21560 process_init_element callers.
21561 (set_nonincremental_init, set_nonincremental_init_from_string):
21562 Adjust add_pending_init callers.
21563 (output_pending_init_elements): Adjust output_init_element callers.
21564 * c-tree.h (process_init_element): Adjust prototype.
21565 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21566 process_init_element callers.
21569 Copyright (C) 2009 Free Software Foundation, Inc.
21571 Copying and distribution of this file, with or without modification,
21572 are permitted in any medium without royalty provided the copyright
21573 notice and this notice are preserved.