1 2009-08-21 Jakub Jelinek <jakub@redhat.com>
3 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4 __vector double TYPE_DECL.
6 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
8 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
11 to pointer to enum machine_mode. Update all callers as needed.
13 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
15 * config/alpha/alpha.md (exception_receiver): Emit alternative
16 GP load sequence if flag_reorder_blocks_and_partition is set.
17 (*exception_receiver_2): Also enable when
18 flag_reorder_blocks_and_partition is set.
20 2009-08-20 Matt Rice <ratmice@gmail.com>
21 Diego Novillo <dnovillo@google.com>
23 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
26 2009-08-20 Richard Guenther <rguenther@suse.de>
28 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not
30 * c-tree.h (c_dup_lang_specific_decl): Remove.
31 (struct lang_decl, struct lang_type): Move definitions ...
32 * c-lang.h: ... here. New file.
33 * c-decl.c: Include c-lang.h.
34 (c_dup_lang_specific_decl): Remove.
35 * c-typeck.c: Include c-lang.h.
36 * Makefile.in (c-decl.o): Add c-lang.h dependency.
37 (c-typeck.o): Likewise.
38 * c-config-lang.in (gtfiles): Add c-lang.h.
39 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
42 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
44 * config/alpha/alpha.c (alpha_end_function): Do not clear
45 crtl->emit structure and free insn locators if cfun->is_thunk is true,
46 this is now handled in generic code.
48 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
50 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
51 (s390_z10_fix_long_loop_prediction): New function.
52 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
53 (s390_reorg): Walk over the INSNs and invoke
54 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
56 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
58 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
59 "*brx_64bit", "*brx_31bit"): New patterns.
60 * config/s390/s390.c ('E'): New output modifier.
62 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
63 Richard Earnshaw <richard.earnshaw@arm.com>
65 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
66 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
68 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
70 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
72 * pa.c (emit_move_sequence): Check if address of operand1 is valid
73 for mode mode of operand0 when doing secondary reload for SAR.
75 2009-08-19 Jakub Jelinek <jakub@redhat.com>
78 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
79 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
81 2009-08-19 Jason Merrill <jason@redhat.com>
83 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
84 supported template depth in C++0x.
86 2009-08-19 Jakub Jelinek <jakub@redhat.com>
88 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
89 free_after_compilation.
90 * config/score/score7.c (score7_output_mi_thunk): Likewise.
91 * config/score/score3.c (score3_output_mi_thunk): Likewise.
92 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
93 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
94 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
95 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
96 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
98 2009-08-19 Ian Lance Taylor <iant@google.com>
100 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
101 of (plus (mult (neg B) C) A).
103 2009-08-18 Michael Matz <matz@suse.de>
105 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
106 instead of comparing TYPE_MAIN_VARIANT for equality.
107 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
108 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
109 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
110 * gimplify.c (goa_lhs_expr_p): Ditto and use
111 STRIP_USELESS_TYPE_CONVERSION.
113 2009-08-18 Michael Matz <matz@suse.de>
115 * tree-ssa-structalias.c (create_variable_info_for): Also mark
116 first field in a struct.
117 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
119 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
121 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
122 locators before emit_insn is called. Remove assert that
124 (alpha_end_function): Clear crtl->emit structure and free insn
125 locators if cfun->is_thunk is true.
127 2009-08-18 Jason Merrill <jason@redhat.com>
129 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
131 * configure.ac: Test for it.
132 * configure, config.in: Regenerate.
133 * doc/install.texi: Document --enable-gnu-unique-object.
135 2009-08-18 Richard Guenther <rguenther@suse.de>
138 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
139 pow(x,y*z) only if x is nonnegative.
141 2009-08-18 Jakub Jelinek <jakub@redhat.com>
143 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
147 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
148 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
150 2009-08-17 DJ Delorie <dj@redhat.com>
152 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
153 * config/m32c/prologue.md (epilogue_freit): New.
155 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
156 (bank_switch_p): Likewise.
157 (fast_interrupt_p): Likewise.
158 (interrupt_p): Likewise.
159 (m32c_conditional_register_usage): Round memregs size up.
160 (need_to_save): We only need to save $a0 when we use ENTER.
161 (interrupt_p): Check for fast_interrupt too.
162 (bank_switch_p): New.
163 (fast_interrupt_p): New.
164 (m32c_attribute_table): Add bank_switch and fast_interrupt.
165 (m32c_emit_prolog): Support bank switching and fast interrupts.
166 * doc/extend.texi (Function Attributes): Add bank_switch and
169 2009-08-17 Douglas B Rupp <rupp@gnat.com>
171 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
172 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
174 2009-08-16 Douglas B Rupp <rupp@gnat.com>
176 * doc/invoke.texi (Target options):
177 Add new option list for IA-64/VMS.
178 (menu): Add IA-64/VMS Options.
179 (IA-64/VMS Options): Likewise.
181 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
184 * config/mips/mips.md (*lwxs): Use :P for pointer values.
186 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
188 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
189 (mips_pop_asm_switch): Likewise.
190 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
192 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
193 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
194 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
195 (mips_print_operand_punctuation): Use them. Check mips_noreorder
196 instead of set_noreorder.
197 (mips_output_function_prologue): Use the new functions.
198 (mips_output_function_epilogue): Likewise.
199 (mips_need_noat_wrapper_p): New function, split out from...
200 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
201 Use mips_push_asm_switch and mips_pop_asm_switch.
202 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
203 and mips_pop_asm_switch.
204 (ASM_OUTPUT_REG_POP): Likewise.
205 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
206 Use mips_pop_asm_switch.
207 (mips_asm_switch): New structure.
208 (set_noreorder, set_nomacro): Replace with...
209 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
210 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
211 instead of set_nomacro.
212 (fix_truncsfsi2_macro): Likewise.
213 (cprestore): Likewise.
214 (hazard): Use mips_noreorder instead of set_noreorder.
215 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
217 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
219 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
220 from prev_active_insn.
222 2009-08-16 Anatoly Sokolov <aesok@post.ru>
224 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
225 * config/avr/avr.c (avr_override_options): Initialize
226 avr_current_arch variable.
227 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
228 __AVR_HAVE_16BIT_SP__ according to the device type.
229 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
231 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
232 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
234 2009-08-16 Dodji Seketeli <dodji@redhat.com>
237 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
238 generating inlined subroutine die only. We shouldn't be
239 called for anything else.
240 (gen_block_die): Don't generate inline subroutine debug info for
243 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
245 * graphite-poly.c (print_pbb): Print PBB index.
247 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
250 * graphite-interchange.c (ppl_max_for_le): Moved...
251 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
252 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
253 ppl_Pointset_Powerset_C_Polyhedron_maximize.
254 * graphite-ppl.h (ppl_max_for_le): Declared.
256 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
258 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
259 supported on all platforms.
260 * target.h (struct gcc_target): Remove
261 handle_pragma_redefine_extname.
262 * c-cppbuiltin.c: Remove use of
263 targetm.handle_pragma_redefine_extname.
264 * c-pragma.c: Likewise.
265 * target-def.h (TARGET_INITIALIZER): Remove
266 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
267 * config/sol2.h: Remove use of
268 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
270 2009-08-14 Douglas B Rupp <rupp@gnat.com>
272 * config/ia64/fde-vms.c: New file.
273 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
274 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
275 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
276 (uw_frame_state_for): Only register a personality routine if it is
277 known to be compatible with our expectations.
278 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
279 Declare unw_table_entry stack variable and
280 mod all calls to _Unwind_FindTableEntry to add arg.
281 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
282 (_Unwind_FindTableEntry): Add arg to prototype.
284 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
286 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
287 field 'signal_pfs_loc'.
288 (uw_frame_state_for): Remove duplicate code dealing with leaf
289 procedures without unwind info.
290 If in the frame after unwinding through a signal handler, restore
291 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
292 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
293 'pfs_loc' to the AR.PFS location in the signal context; instead
294 set 'signal_pfs_loc'.
295 Manually generate the unwind info for the AR.PFS register.
296 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
297 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
298 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
299 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
300 instead set 'signal_pfs_loc'.
301 Remove code preventing the AR.PFS register from being restored
302 from the signal context.
304 2009-08-14 Douglas B Rupp <rupp@gnat.com>
305 Tristan Gingold <gingold@adacore.com>
307 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
308 * config/ia64/t-vms: New file.
309 * config/ia64/vms64.h: New file.
310 * config/ia64/vms.h: New file.
311 * config/ia64/vms-crtinit.asm: New file.
312 * config/ia64/vms_symvec_libgcc_s.opt: New file.
313 * config/ia64/vms-unwind.h: New file.
315 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
317 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
320 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
323 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
324 version. Move declaration...
325 * real.h (do_mpc_arg2): ... here.
326 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
329 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
331 * final.c (add_debug_prefix_map): Don't use GC memory for
332 old_prefix and new_prefix.
334 2009-08-14 Richard Guenther <rguenther@suse.de>
336 * ipa-prop.c (compute_complex_pass_through): If we cannot
337 compute a non-varying offset for IPA_JF_ANCESTOR punt.
339 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
341 * c-lex.c (c_lex_with_flags): Increase size of local variable
342 to avoid memory clobber.
344 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
347 * config/i386/i386.c (ix86_fp_comparison_strategy):
348 Only enable/disable sahf at function granularity.
350 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
352 PR rtl-optimization/41064
353 * reload1.c (reload_as_needed): Don't call extract_insn
354 for known invalid replacements after calling
355 validate_replace_rtx_group and verify_changes.
357 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
360 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
361 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
362 ix86_expand_fp_vcond.
363 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
364 Assert that operation is supported by ix86_expand_int_vcond.
365 (vcondu<SSEMODE124C8:mode>): Ditto.
367 2009-08-13 DJ Delorie <dj@redhat.com>
369 * config/i386/djgpp-stdint.h: New.
370 * config.gcc (djgpp): Use it.
372 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
374 * config/sh/sh.c (sh_override_options): When flag_exceptions or
375 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
377 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
379 * tree-ssa-loop-prefetch.c
380 (prune_ref_by_group_reuse): Enhance probabilistic analysis
381 for long-stride pruning.
382 (compute_miss_rate): New function to compute the probability
383 that two memory references access different cache lines.
385 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
387 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
389 2009-08-13 Richard Guenther <rguenther@suse.de>
392 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
393 use the constant pointer type.
394 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
395 of CV qualifiers on the target pointer type.
396 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
397 conversion check before restrict check.
399 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
402 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
404 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
406 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
408 2009-08-12 Richard Guenther <rguenther@suse.de>
410 PR tree-optimization/41011
411 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
412 and reference constructing.
414 2009-08-12 Xinliang David Li <davidxl@google.com>
416 PR tree-optimization/41012
417 * tree-flow.h : New external interface.
418 * gimple-low.c (check_call_arg): Change to public function.
419 Remove argument mismatch check in lowering.
420 * tree-inline.h (tree_can_inline_p): Interface change.
421 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
423 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
424 Call change to tree_can_inline_p function.
425 (cgraph_decide_inlining_incrementally): Ditto.
427 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
429 PR tree-optimization/41031
430 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
431 on the partition variable rather than promote_mode on the source
432 type. Assert that the partition variable's type has the same
433 mode as the source value's.
435 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
437 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
439 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
441 * calls.c (expand_call): Fix typo.
442 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
444 * stmt.c (expand_value_return): Use promote_function_mode to copy out
446 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
447 * config/cris/cris.c (cris_promote_function_mode): Likewise.
448 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
449 * config/pa/pa.c (pa_promote_function_mode): Likewise.
451 2009-08-12 Andrew Haley <aph@redhat.com>
453 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
455 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
458 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
460 2009-08-12 Richard Guenther <rguenther@suse.de>
462 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
463 * gimplify.c (gimplify_modify_expr): Do not use
464 lang_hooks.types_compatible_p.
465 * tree-ssa.c (useless_type_conversion_p): For aggregates
466 just return false if the canonical types differ.
468 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
471 * sese.c (convert_for_phi_arg): New.
472 (add_guard_exit_phis): Use convert_for_phi_arg.
474 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
476 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
477 unknown subscript upper bounds.
479 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
480 Pranav Garg <pranav.garg2107@gmail.com>
482 * graphite-interchange.c (gather_access_strides): Removed.
483 (ppl_max_for_le): New.
484 (build_linearized_memory_access): New.
485 (memory_stride_in_loop): New.
486 (pbb_interchange_profitable_p): Reimplemented.
487 * graphite-ppl.h (ppl_new_id_map): New.
488 (ppl_interchange): New.
490 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
492 * graphite-interchange.c (compute_subscript): Removed.
493 (compute_array_size_cstr): Removed.
494 (compute_array_size_poly): Removed.
495 (compute_array_size): Removed.
496 (gather_access_strides_poly): Removed.
497 (gather_access_strides): Empty.
499 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
501 * graphite-dependences.c (dependence_polyhedron_1): Replace
502 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
503 (graphite_legal_transform_dr): Same.
504 (graphite_carried_dependence_level_k): Same.
505 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
506 Initialize PDR_NB_SUBSCRIPTS.
507 (print_pdr_access_layout): Replace pdr_nb_subscripts with
509 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
510 (PDR_NB_SUBSCRIPTS): New.
511 (pdr_nb_subscripts): Removed.
512 (pdr_dim): Simplified.
513 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
514 with PDR_NB_SUBSCRIPTS.
516 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
518 * graphite-interchange.c (compute_array_size): Remove use of
520 * graphite-poly.c (new_poly_dr): Remove argument data_container.
521 Do not initialize PDR_DATA_CONTAINER.
522 (print_pdr): Do not print PDR_DATA_CONTAINER.
523 * graphite-poly.h (struct poly_dr): Remove data_container field.
524 (PDR_DATA_CONTAINER): Removed.
525 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
527 (build_poly_dr): Same.
529 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
530 Sebastian Pop <sebastian.pop@amd.com>
532 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
533 copy of the dependence polyhedron. Free the temporary objects.
534 (graphite_carried_dependence_level_k): Free unused objects before
537 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
538 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
539 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
540 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
541 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
543 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
545 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
546 Early return without analyzing the data dependences if no
547 transform has been done. Call restore_scattering if the transform
549 (graphite-interchange.c): Same.
550 * graphite-poly.c (print_scattering_function): Test for
552 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
553 (apply_poly_transforms): Do not gcc_assert that
554 the transform is legal.
555 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
556 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
557 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
558 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
559 * graphite-poly.h (struct poly_scattering): New.
560 (struct poly_bb): Add original, transformed, and saved fields.
561 Remove transformed_scattering, original_scattering,
562 nb_local_variables and nb_scattering_transform fields.
563 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
564 (poly_scattering_new): New.
565 (poly_scattering_free): New.
566 (poly_scattering_copy): New.
567 (store_scattering_pbb): New.
568 (store_scattering): New.
569 (restore_scattering_pbb): New.
570 (restore_scattering): New.
571 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
572 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
574 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
576 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
579 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
581 * Makefile.in (graphite.o): Depends on PREDICT_H.
582 * graphite.c: Include predict.h.
583 (graphite_finalize): Call tree_estimate_probability.
584 * predict.c (predict_loops): Do not call scev_initialize and
586 (tree_estimate_probability_bb): New.
587 (tree_estimate_probability): Do not initialize loops: move that
588 code to the driver. Call tree_estimate_probability_bb.
589 (tree_estimate_probability_driver): New.
590 (pass_profile): Use tree_estimate_probability_driver.
591 * predict.h (tree_estimate_probability): Declared.
593 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
595 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
596 * graphite-dependences.c (graphite_legal_transform): Add time to
597 TV_GRAPHITE_DATA_DEPS.
598 (dependency_between_pbbs_p): Same.
599 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
601 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
603 PR rtl-optimization/41033
604 * alias.c (nonoverlapping_component_refs_p): Punt when strict
605 aliasing is disabled.
607 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
609 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
610 si_mask_operand, and_load_operand, low_bitmask_operand,
611 and_reg_operand, and_operand): New predicates.
612 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
613 * config/mips/mips.c (and_operands_ok): New function.
614 * config/mips/mips-protos.h (and_operands_ok): Declare it.
615 * config/mips/mips.md (move_type): Add ext_ins and logical.
617 (and<mode>3): Use and_reg_operand as the second operand's predicate.
618 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
619 shift_shift. Remove commutative constraint modifier.
620 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
622 (*clear_upper32_dext): Remove define_insn_and_split.
623 (*clear_upper32): Turn this define_insn_and_split ...
624 (splitter for ANDing register with 0xffff_ffff): .. into this.
626 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
628 * combine.c (try_widen_shift_mode): Factor out code to check if an
629 integer constant is a low-order bitmask from here ...
630 * rtlanal.c (low_bitmask_len): ... to here.
631 * rtl.h (low_bitmask_len): Declare.
633 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
636 * config/alpha/alpha.md (addsi3): Remove expander.
637 (addsi3): Rename from *addsi3_internal insn pattern.
638 (subsi3): Remove expander.
639 (subsi3): Rename from *subsi3_internal insn pattern.
641 2009-08-11 Douglas B Rupp <rupp@gnat.com>
643 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
646 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
647 Eric Botcazou <botcazou@adacore.com>
648 Douglas B Rupp <rupp@gnat.com>
650 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
651 that records that fit in 64 bits are returned by immediate value,
652 as required by OpenVMS Calling Standard.
653 (function_value): Adjust for above modification.
654 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
655 virtual_incoming_args_rtx as base object, not next_arg.
656 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
658 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
660 * reload.c (find_reloads_subreg_address): Check the original
661 req_equiv_mem address to detect the case where an address is
662 not valid in the outer mode.
664 2009-08-11 Richard Guenther <rguenther@suse.de>
667 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
669 2009-08-10 Douglas B Rupp <rupp@gnat.com>
671 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
672 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
674 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
675 Douglas B Rupp <rupp@gnat.com>
677 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
678 PT_STACK when frame_pointer_needed on OpenVMS.
679 (alpha_pv_save_size, alpha_using_fp): Remove.
680 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
681 with proper processing for PT_NULL.
682 (alpha_vms_initial_elimination_offset): New function. Support for
683 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
684 (alpha_sa_size): Force procedure type to PT_STACK when
685 frame_pointer_needed on OpenVMS.
686 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
687 (alpha_using_fp): Likewise.
688 (alpha_vms_can_eliminate): Add prototype.
689 (alpha_vms_initial_elimination_offset): Likewise.
690 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
691 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
693 2009-08-10 Eric Botcazou <botcazou@adacore.com>
694 Douglas B Rupp <rupp@gnat.com>
696 * config/alpha/alpha.c (common_object_handler): New function.
697 (vms_attribute_table): Declare a single attribute "common_object".
698 (vms_output_aligned_decl_common): New global function.
699 (SECTION_VMS_OVERLAY): Delete.
700 (SECTION_VMS_GLOBAL): Likewise.
701 (SECTION_VMS_INITIALIZE): Likewise.
702 (vms_asm_named_section): Remove support for above flags.
703 (vms_section_type_flags): Delete.
704 (TARGET_SECTION_TYPE_FLAGS): Likewise.
705 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
706 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
707 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
709 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
712 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
713 (sub_ddmmss): Likewise.
715 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
718 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
721 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
724 * reload1.c (reload_as_needed): Use cancel_changes to completely
725 undo a failed replacement attempt.
727 2009-08-10 Richard Guenther <rguenther@suse.de>
730 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
731 (useless_type_conversion_p): ... here. Require pointer targets
734 2009-08-10 Dodji Seketeli <dodji@redhat.com>
737 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
738 loose the original type of the statement list.
740 2009-08-09 Douglas B Rupp <rupp@gnat.com>
742 * config/alpha/alpha.c: Include libfuncs.h
743 (avms_asm_output_extern): New function.
744 (alpha_init_libfuncs): Init some decc libfuncs.
745 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
746 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
747 (DO_CRTL_NAMES): Define.
749 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
750 (LONG_TYPE_SIZE): Define.
751 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
752 (SUBTARGET_SWITCHES): Define malloc64 switch.
753 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
754 (MASK_RETURN_ADDR): Define.
755 doc/invoke.texi (mmalloc64): Document switch.
757 2009-08-09 Olivier Hainque <hainque@adacore.com>
758 Douglas B Rupp <rupp@gnat.com>
760 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
761 uses_condition_handler.
762 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
763 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
764 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
765 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
766 (code_for_builtin): New insn codes for the new alpha_builtins.
767 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
768 (alpha_sa_size): Account for uses_condition_handler.
769 (alpha_expand_prologue): Likewise.
770 (alpha_start_function): Likewise.
771 (alpha_expand_epilogue): Likewise.
772 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
773 establish/revert expanders.
774 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
775 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
776 New expander, resorting to the alpha.c associated function.
777 (builtin_revert_vms_condition_handler): Likewise.
778 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
779 __gcc_shell_handler, the static VMS condition handler used as
780 an indirection wrapper to the current dynamically established
782 * config/alpha/vms-unwind.h: Complete rewrite.
783 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
784 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
786 2009-08-09 Eric Botcazou <botcazou@adacore.com>
787 Douglas B Rupp <rupp@gnat.com>
789 * config/alpha/alpha.c (alpha_links): Add 'target' field.
790 (alpha_need_linkage): Handle aliases. Return function symbol.
791 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
792 Use ultimate alias target for the linkage name.
793 * config/alpha/alpha.md (movmemdi): Use the symbol returned
794 by alpha_need_linkage for the function symbol.
795 (setmemdi): Likewise.
797 2009-08-09 Douglas B Rupp <rupp@gnat.com>
799 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
800 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
801 (ASM_WEAKEN_LABEL): Define.
802 (CRT_CALL_STATIC_FUNCTION): Define.
803 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
804 (ENDFILE_SPEC): Define.
805 (INIT_SECTION_ASM_OP): Define.
806 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
807 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
809 (MULTILIB_OSDIRNAMES): Define.
810 (shlib_version): Define.
812 (SHLIB_OBJS): Define.
813 (SHLIB_NAME): Define.
814 (SHLIB_MULTILIB): Define.
815 (SHLIB_INSTALL): Define.
816 (SHLIB_SYMVEC): Define.
817 (SHLIB_SYMVECX2): Define.
818 (SHLIB_LINK): Define.
820 2009-08-09 Douglas B Rupp <rupp@gnat.com>
822 * config/alpha/alpha.c (alpha_initialize_trampoline):
823 Initialize VMS trampoline IAW ABI for bounded procedure calls.
824 (alpha_start_function): Emit transfer address on nested functions
825 for VMS trampoline call.
826 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
827 since no longer used.
828 * config/alpha/vms-tramp.asm: Remove.
829 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
830 since now only data initialized at runtime.
832 2009-08-09 Douglas B Rupp <rupp@gnat.com>
834 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
835 (LINK_GCC_C_SEQUENCE_SPEC): Define.
836 (MD_EXEC_PREFIX): Remove, no longer used.
837 (MD_STARTFILE_PREFIX): Likewise.
838 (INCLUDE_DEFAULTS): Likewise.
839 * config/alpha/t-vms:
840 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
842 2009-08-09 Richard Guenther <rguenther@suse.de>
844 PR tree-optimization/41016
845 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
846 (operand_precision): Remove.
847 (integral_operand_p): Likewise.
848 (recognize_single_bit_test): Adjust.
850 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
852 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
853 operation overflows. Likewise non-cast unary arithmetic.
854 If one arm of a conditional expression is always taken,
855 inhibit evaluation warnings for the other arm. Likewise inhibit
856 evaluation warnings for the second && or || operand if the first
857 operand is enough to determine the result.
858 * c-typeck.c (build_conditional_expr): Apply the same inhibition
860 (build_binary_op): Prevent duplicate evaluation warnings.
862 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
864 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
865 and destination have different modes, Use promote_mode to
866 determine the signedness of the conversion. Assert that the
867 promoted source mode matches the destination mode. Don't pass
868 the destination and destination mode to expand_expr if the source
869 mode is different. Simplify conversion logic.
871 2009-08-09 Ira Rosen <irar@il.ibm.com>
873 PR tree-optimization/41008
874 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
875 from condition only in case it's a comparison. Adjust checks.
877 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
879 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
880 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
881 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
882 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
883 (dump_cand): Handle them.
884 (struct iv_cand): New members COST_STEP and AINC_USE.
885 (stmt_after_increment): Likewise.
886 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
887 callers changed. Use gimple_uid comparison instead of scanning.
888 (add_candidate_1): When looking for identical candidates, take
889 AINC_USE into account. Set it for new candidates.
890 (force_expr_to_var_cost): Cast target_spill_cost to int.
891 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
892 All callers changed. Check for availability of autoinc addressing
893 modes, both in general for a given mode, and in the specific use case.
894 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
896 (get_computation_cost): Likewise.
897 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
898 add_autoinc_candidates): New static functions.
899 (add_candidate): Call add_autoinc_candidates for candidates based on
901 (find_iv_candidates): Call set_autoinc_for_original_candidates.
902 (determine_use_iv_cost_address): If we have an autoinc candidate at
903 the matching use, verify autoinc is possible and subtract the cost
904 of the candidate's step from the cost.
905 (determine_iv_cost): Record the cost of the increment in the COST_STEP
906 member of the candidate.
907 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
908 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
910 2009-08-09 Douglas B Rupp <rupp@gnat.com>
912 * config.build (ia64-hp-*vms*): New target.
913 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
915 * config.gcc (ia64-hp-*vms*): New target.
916 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
918 * config.host (ia64-hp-*vms*): New target.
919 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
922 2009-08-08 Richard Guenther <rguenther@suse.de>
924 PR tree-optimization/40991
925 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
927 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
929 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
930 mode check. Do truncations in an integer mode.
931 (force_to_mode): Handle subregs for all mode types. Only do
932 arithmetic simplifications on integer modes.
934 2009-08-07 Richard Guenther <rguenther@suse.de>
936 PR tree-optimization/40999
937 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
938 (maybe_fold_reference): Lookup constant initializers.
939 (fold_gimple_assign): Likewise.
941 2009-08-07 Richard Guenther <rguenther@suse.de>
943 * tree-ssa.c (useless_type_conversion_p_1): Only for types
944 that require structural equality defer to the langhook.
946 2009-08-07 Martin Jambor <mjambor@suse.cz>
948 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
950 (struct ipa_pass_through_data): New type.
951 (struct ipa_ancestor_jf_data): New type.
952 (union jump_func_value): Removed field formal_id, added fields
953 pass_through and ancestor.
954 (struct ipa_param_call_note): Changed type of formal_id to int from
956 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
957 operations jump functions and ancestor jump functions.
958 (compute_complex_pass_through): New function.
959 (compute_scalar_jump_functions): Call compute_complex_pass_through,
960 reflect changes in the jump function strucutre.
961 (update_jump_functions_after_inlining): Ignore complex pass-through
962 and ancestor jump functions.
963 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
964 polynomial pass-through with operation jump functions.
966 2009-08-07 Jakub Jelinek <jakub@redhat.com>
968 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
969 fde->dw_fde_begin as begin label instead of hot/cold label.
970 Use LLSDAC label instead of LLSDA for second section lsda.
971 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
972 label instead of LLSDA if it is true.
973 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
975 * except.c (add_call_site, dw2_size_of_call_site_table): Add
976 SECTION argument. Use it as index into crtl->eh.call_site_record
978 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
979 use it to determine how to print table entries instead of using
980 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
981 label instead of normal begin label as base.
982 (sjlj_assign_call_site_values): Adjust add_call_site caller.
983 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
984 ensure no EH range spans between sections and that landing pads
985 are always in the corresponding section.
986 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
987 for crtl->eh.call_site_record being an array rather than scalar.
988 (output_one_function_exception_table): New function, copied
989 from output_function_exception_table. Adjust
990 dw2_size_of_call_site_table, dw2_output_call_site_table
991 callers. For SECOND section use *C suffixed labels.
992 (output_function_exception_table): Call
993 output_one_function_exception_table and, when doing hot/cold
994 partitioning, also another time for the second section.
995 * opts.c: Include except.h.
996 (decode_options): Allow -freorder-blocks-and-partition with
997 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
998 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
999 * function.h (struct rtl_eh): Change call_site_record from
1000 scalar into array of 2 elements.
1002 2009-08-07 Martin Jambor <mjambor@suse.cz>
1004 * ipa-prop.c (count_formal_params_1): New function.
1005 (ipa_get_vector_of_formal_parms): New function.
1006 (get_vector_of_formal_parm_types): New function.
1007 (ipa_modify_formal_parameters): New function.
1008 (ipa_modify_call_arguments): New function.
1009 (index_in_adjustments_multiple_times_p): New function.
1010 (ipa_combine_adjustments): New function.
1011 (ipa_dump_param_adjustments): New function.
1012 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1013 (ipa_get_vector_of_formal_parms): Declare.
1014 (ipa_modify_formal_parameters): Declare.
1015 (ipa_modify_call_arguments): Declare.
1016 (ipa_combine_adjustments): Declare.
1017 (ipa_dump_param_adjustments): Declare.
1018 (build_ref_for_offset): Declare.
1019 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1020 * tree-sra.c: Include ipa-prop.c.
1021 (build_ref_for_offset): Make public.
1023 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1025 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1027 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1029 * gcc/doc/extend.texi (__builtin_extract_return_address)
1030 (__builtin_frob_return_address): Document.
1032 2009-08-06 Paul Brook <paul@codesourcery.com>
1034 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1035 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1036 implementation on ARMv6-M.
1038 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1040 * doc/extend.texi (pcs): Document new attribute for ARM.
1042 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1044 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1047 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1049 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1052 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1054 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1056 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1058 Merge ARM/hard_vfp_branch to trunk.
1060 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1062 * arm.c (libcall_eq): New function.
1063 (libcall_hash): New function.
1064 (add_libcall): New function.
1065 (arm_libcall_uses_aapcs_base): New function.
1066 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1067 libcalls using the base PCS.
1068 (arm_init_cumulative_args): Likewise.
1070 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1072 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1073 Use base ABI for conversion libfuncs between HFmode and SFmode.
1075 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1077 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1078 V4SImode as representatives of all 64-bit and 128-bit vector
1079 types. Allow vector types without vector modes.
1080 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1081 without vector modes like BLKmode.
1082 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1083 BLKmode. Avoid unsupported vector modes or TImode moves for
1085 (aapcs_vfp_allocate_return_reg): Likewise.
1086 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1087 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1089 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1091 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1092 (arm_get_pcs_model): Pass attribute arguments to
1093 arm_pcs_from_attribute.
1094 (arm_init_cumulative_args): Use base AAPCS for conversions from
1095 floating-point types to DImode.
1096 (arm_attribute_table): Add pcs attribute.
1097 (arm_handle_pcs_attribute): New.
1098 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1099 conversions from floating-point types to DImode, also declare them
1100 to use base AAPCS and declare functions they call to use base
1101 AAPCS and their RTABI names.
1103 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1105 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1106 -mfloat-abi=hard not being supported for VFP.
1108 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1110 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1111 SYMBOL_REF to hard_libcall_value.
1113 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1114 Richard Earnshaw <rearnsha@arm.com>
1116 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1117 has been put on the stack, all remaining co-processory arguments for
1118 that co-processor also go on the stack.
1120 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1122 * config/arm/arm.c (arm_return_in_memory): Handle returning
1123 vectors of suitable size in registers also for AAPCS case.
1125 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1127 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1129 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1131 ARM Hard-VFP calling convention
1132 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1133 * target.h (gcc_target): Add libcall_value to table of call hooks.
1134 * targhooks.h (default_libcall_value): Default implementation.
1135 * targhooks.c (default_libcall_value): Likewise.
1136 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1137 * optabs.c (expand_unop): Use it.
1138 * expr.h (hard_libcall_value): Pass the function RTX through.
1139 * calls.c (emit_library_call_value_1): Update call to
1141 * explow.c (hard_libcall_value): Use new target hook.
1142 * testsuite/lib/target-supports.exp
1143 (check_effective_target_arm_hard_vfp_ok): New hook.
1144 (check_effective_target_arm_neon_ok): Improve test for neon
1146 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1147 * config/arm/arm.c: Include cgraph.h
1148 (TARGET_FUNCTION_VALUE): Override default hook.
1149 (arm_pcs_default): New variable.
1150 (arm_override_options): Don't fault hard calling convention with VFP.
1151 Add support for AAPCS variants.
1152 (arm_function_value): Make static. Handle AAPCS variants.
1153 (arm_libcall_value): New function.
1154 (arm_apply_result_size): Handle VFP registers in results.
1155 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1157 (pcs_attribute_args): New variable.
1158 (arm_pcs_from_attribute): New function.
1159 (arm_get_pcs_model): New function.
1160 (aapcs_vfp_cum_init): New function.
1161 (aapcs_vfp_sub_candidate): New function.
1162 (aapcs_vfp_is_return_candidate): New function.
1163 (aapcs_vfp_is_call_candidate): New function.
1164 (aapcs_vfp_allocate): New function.
1165 (aapcs_vfp_allocate_return_reg): New function.
1166 (aapcs_vfp_advance): New function.
1167 (aapcs_cp_arg_layout): New variable.
1168 (aapcs_select_call_coproc): New function.
1169 (aapcs_select_return_coproc): New function.
1170 (aapcs_allocate_return_reg): New function.
1171 (aapcs_libcall_value): New function.
1172 (aapcs_layout_arg): New function.
1173 (arm_init_cumulative_args): Initialize AAPCS args data.
1174 (arm_function_arg): Handle AAPCS variants using new interface.
1175 (arm_arg_parital_bytes): Likewise.
1176 (arm_function_arg_advance): New function.
1177 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1178 calling conventions.
1179 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1180 * arm.h (NUM_VFP_ARG_REGS): Define.
1181 (LIBCALL_VALUE): Update.
1182 (FUNCTION_VALUE): Delete.
1183 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1184 (arm_pcs): New enum.
1185 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1186 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1187 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1188 * arm-protos.h (arm_function_arg_advance): Add.
1189 (aapcs_libcall_value): Add.
1190 (arm_function_value): Delete.
1192 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1193 H.J. Lu <hongjiu.lu@intel.com>
1196 * config/i386/i386.c (standard_sse_mode_p): Remove.
1197 (standard_sse_constant_p): Return 2 for integer mode
1198 vector_all_ones_operand when SSE2 is enabled.
1199 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1200 (ix86_expand_vector_move): Do not check for negative values from
1201 standard_sse_constant_p.
1203 2009-08-06 Richard Guenther <rguenther@suse.de>
1205 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1206 array type comparisons frontend independent.
1207 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1208 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1209 out array reference lower bound and element size operands.
1210 (ao_ref_init_from_vn_reference): Properly compute the offset
1211 for ARRAY_RANGE_REF.
1212 (vn_reference_fold_indirect): Fill out array reference lower
1213 bound and element size operands.
1214 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1215 a non gimple valued reference operand which can happen for
1216 array reference lower bound or element size.
1217 (create_component_ref_by_pieces_1): Properly generate the
1218 element size operand for array references.
1220 2009-08-06 Richard Guenther <rguenther@suse.de>
1222 PR tree-optimization/40964
1223 * tree.c (iterative_hash_host_wide_int): Export.
1224 * tree.h (iterative_hash_host_wide_int): Declare.
1225 * tree-ssa-structalias.c (heapvar_map): New struct.
1226 (heapvar_map_eq): New function.
1227 (heapvar_map_hash): Likewise.
1228 (heapvar_lookup): Adjust.
1229 (heapvar_insert): Likewise.
1230 (make_constraint_from_heapvar): Allow multiple heap variables
1231 per decl at different offsets.
1232 (init_alias_heapvars): Adjust.
1234 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1236 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1237 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1238 trailing sync if TARGET_SYNC_AFTER_SC.
1240 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1242 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1243 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1244 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1245 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1246 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1247 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1248 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1249 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1250 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1251 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1252 the prototype declaration match the definition.
1253 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1254 instructions explicitly. Add barrier_before and operands
1256 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1257 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1258 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1259 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1260 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1261 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1263 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1265 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1267 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1268 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1271 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1274 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1276 PR rtl-optimization/40924
1277 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1278 make sure canon_rtx (mem_address) isn't simpler than
1279 canon_rtx (expanded_mem_address).
1281 2009-08-05 Li Feng <nemokingdom@gmail.com>
1283 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1285 (build_scop_drs): Build alias set for each SCoP.
1287 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1289 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1290 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1291 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1292 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1293 (BASE_DRIVER_SELF_SPECS): Likewise.
1295 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1297 * tree-ssa-alias.c: Fix some comment typos.
1299 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1301 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1302 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1304 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1307 * simplify-rtx.c (simplify_binary_operation_1): Disable
1308 simplifications for decimal float operations.
1310 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1313 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1314 operand of INDIRECT_REF.
1316 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1318 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1319 constants referencing TLS symbols.
1321 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1323 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1324 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1326 2009-08-03 Richard Guenther <rguenther@suse.de>
1328 * tree.c (make_vector_type): Build a main variant first,
1329 get the canonical one and then build the variant.
1330 * tree-ssa.c (useless_type_conversion_p_1): Handle
1332 (useless_type_conversion_p): Conversions to pointers to
1333 incomplete record types are useless.
1335 2009-08-03 Richard Guenther <rguenther@suse.de>
1337 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1338 file will be created.
1339 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1340 * toplev.c (compile_file): Adjust comment.
1342 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1344 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1345 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1346 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1347 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1348 (sh_promote_function_mode): Fix typo.
1350 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1352 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1354 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1356 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1357 declaration arguments.
1359 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1361 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1362 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1363 (ix86_split_ashl): Ditto.
1364 (ix86_expand_vector_init_one_nonzero): Ditto.
1365 (ix86_expand_vector_set): Ditto.
1366 (ix86_expand_reduc_v4sf): Ditto.
1368 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1370 * explow.c (promote_function_mode): Remove assert.
1371 * config/sh/sh.c (sh_promote_function_mode): Declare.
1373 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1375 * config/pa/pa.c (pa_promote_function_mode): Declare.
1376 Change to static. Fix promote_mode call.
1378 * gthr-dce.h (CONST_CAST2): Define if not defined.
1379 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1381 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1383 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1385 * expr.c (store_constructor): Use promote_decl_mode. Remove
1386 now write-only variable unsignedp.
1387 (expand_expr_real_1): Use promote_decl_mode.
1388 * expr.h (promote_function_mode, promote_decl_mode): New.
1389 (promote_mode): Remove last argument.
1390 * function.c (assign_temp): Drop last argument of promote_mode.
1391 (assign_parm_find_data_types): Use promote_function_mode.
1392 (assign_parm_setup_reg): Likewise.
1393 (expand_function_end): Use promote_function_mode.
1394 * calls.c (initialize_argument_information): Use promote_function_mode.
1395 (precompute_arguments): Use promote_mode instead of checking if
1396 only PROMOTE_FUNCTION_MODE is defined.
1397 (expand_call): When making sibcall decisions, use promote_function_mode.
1398 Below, remove an if for targetm.calls.promote_function_return and
1399 and use promote_function_mode.
1400 (emit_library_call_value_1): Use promote_function_mode, fix bug
1401 where promote_mode was passed FOR_CALL == 0 for a return value in an
1403 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1404 * explow.c (promote_function_mode, promote_decl_mode): New.
1405 (promote_mode): Keep only the FOR_CALL == 0 case.
1406 * combine.c (setup_incoming_promotion): Remove test of
1407 promote_function_args. Use promote_function_mode.
1408 * stmt.c (expand_value_return): Use promote_decl_mode.
1409 (expand_decl): Use promote_decl_mode.
1411 * expr.c (store_constructor): Use promote_decl_mode. Remove
1412 now write-only variable unsignedp.
1413 (expand_expr_real_1): Use promote_decl_mode.
1414 * expr.h (promote_function_mode, promote_decl_mode): New.
1415 (promote_mode): Remove last argument.
1416 * function.c (assign_temp): Drop last argument of promote_mode.
1417 (assign_parm_find_data_types): Use promote_function_mode.
1418 (assign_parm_setup_reg): Likewise.
1419 (expand_function_end): Use promote_function_mode.
1420 * calls.c (initialize_argument_information): Use promote_function_mode.
1421 (precompute_arguments): Use promote_mode instead of checking if
1422 only PROMOTE_FUNCTION_MODE is defined.
1423 (expand_call): When making sibcall decisions, use promote_function_mode.
1424 Below, remove an if for targetm.calls.promote_function_return and
1425 and use promote_function_mode.
1426 (emit_library_call_value_1): Use promote_function_mode, fix bug
1427 where promote_mode was passed FOR_CALL == 0 for a return value in an
1429 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1430 * explow.c (promote_function_mode, promote_decl_mode): New.
1431 (promote_mode): Keep only the FOR_CALL == 0 case.
1432 * combine.c (setup_incoming_promotion): Remove test of
1433 promote_function_args. Use promote_function_mode.
1434 * stmt.c (expand_value_return): Use promote_decl_mode.
1435 (expand_decl): Use promote_decl_mode.
1437 * explow.c (promote_function_mode): Just call the target hook.
1438 * targhooks.c (default_promote_function_mode,
1439 default_promote_function_mode_always_promote): New.
1440 * targhooks.h (default_promote_function_mode,
1441 default_promote_function_mode_always_promote): Declare.
1442 * target.h (promote_function_args, promote_function_return): Remove.
1443 (promote_function_mode): New.
1444 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1445 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1446 (TARGET_PROMOTE_FUNCTION_MODE): New.
1447 (TARGET_CALLS): Adjust.
1448 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1449 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1451 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1452 * config/s390/s390.c (s390_promote_function_mode): ... here,
1453 with pointer handling.
1454 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1455 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1457 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1458 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1459 with pointer handling.
1460 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1461 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1463 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1464 * config/sh/sh.c (sh_promote_function_mode): New.
1465 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1466 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1468 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1469 * config/cris/cris.c (cris_promote_function_mode): ... here.
1470 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1471 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1473 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1474 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1475 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1476 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1478 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1479 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1480 complex type handling.
1481 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1482 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1484 * config/pa/pa.c (pa_promote_function_mode): New.
1485 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1486 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1488 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1489 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1490 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1491 * config/xtensa/xtensa.c: Likewise.
1492 * config/stormy16/stormy16.c: Likewise.
1493 * config/iq2000/iq2000.c: Likewise.
1494 * config/rs6000/rs6000.c: Likewise.
1495 * config/picochip/picochip.c: Likewise.
1496 * config/arc/arc.c: Likewise.
1497 * config/mcore/mcore.c: Likewise.
1498 * config/score/score.c: Likewise.
1499 * config/mips/mips.c: Likewise.
1500 * config/bfin/bfin.c: Likewise.
1501 * config/ia64/ia64.c: Likewise (disabled though).
1503 * config/frv/frv.h: Remove pointless remark.
1505 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1506 TARGET_PROMOTE_FUNCTION_ARGS,
1507 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1508 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1510 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1512 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1513 -floop-parallelize-all.
1514 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1515 flag_loop_parallelize_all.
1516 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1517 * graphite.c (graphite_transform_loops): Same.
1519 * graphite-poly.c (apply_poly_transforms): Same.
1521 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1523 PR tree-optimization/40914
1524 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1525 if set, then check the delta field of the PMF record.
1526 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1527 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1528 call is stored in the delta.
1530 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1532 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1534 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1536 * config/i386/bsd.h (ASM_BYTE): New define.
1537 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1538 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1539 .byte. Use fputs or putc instead of fprintf where appropriate.
1540 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1541 fputs or putc instead of fprintf where appropriate.
1542 * config/i386/i386elf.h: Ditto.
1543 * config/i386/sysv4.h: Ditto.
1545 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1546 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1547 (*tls_global_dynamic_64): Ditto.
1549 2009-07-31 Christian Bruel <christian.bruel@st.com>
1551 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1553 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1555 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1556 Remove dead code for MINUS.
1558 2009-07-31 Anthony Green <green@moxielogic.com>
1560 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1562 (moxie_expand_epilogue): Ditto for epilogue.
1563 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1565 (moxie_function_arg): Ditto.
1566 (moxie_pass_by_reference): Ditto.
1567 (moxie_arg_partial_bytes): Ditto.
1568 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1569 (FUNCTION_ARG_ADVANCE) Ditto.
1570 (REG_PARM_STACK_SPACE) Ditto.
1571 (FUNCTION_ARG_REGNO_P) Dito.
1573 * config.gcc: Add moxie linux config support.
1574 * gcc/config/moxie/uclinux.h: New file.
1576 2009-07-31 DJ Delorie <dj@redhat.com>
1578 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1579 (UNSPECV_SP_SWITCH_E): New.
1580 (sp_switch_1): Change to an unspec.
1581 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1583 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1584 reference the new stack's address
1586 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1588 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1589 graphite-clast-to-gimple.o, graphite-dependences.o,
1590 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1591 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1592 (graphite-blocking.o,
1593 graphite-clast-to-gimple.o, graphite-dependences.o,
1594 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1595 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1596 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1597 * cfgloop.h (struct loop): Add can_be_parallel field.
1598 * common.opt (fgraphite-identity): Moved up.
1599 (fgraphite-force-parallel): New flag.
1600 * graphite.c: Rewrite.
1601 * graphite.h: Rewrite.
1602 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1604 * toplev.c (graphite_out_file): New file descriptor.
1605 (graphite_in_file): New.
1606 (process_options): flag_graphite_force_parallel cannot be used without
1608 * tree-ssa-loop.c: Include toplev.h.
1609 (gate_graphite_transforms): Enable flag_graphite for
1610 flag_graphite_force_parallel.
1612 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1614 * ChangeLog.graphite: New.
1615 * graphite-blocking.c: New.
1616 * graphite-clast-to-gimple.c: New.
1617 * graphite-clast-to-gimple.h: New.
1618 * graphite-dependences.c: New.
1619 * graphite-dependences.h: New.
1620 * graphite-interchange.c: New.
1621 * graphite-poly.c: New.
1622 * graphite-poly.h: New.
1623 * graphite-ppl.c: New.
1624 * graphite-ppl.h: New.
1625 * graphite-scop-detection.c: New.
1626 * graphite-scop-detection.h: New.
1627 * graphite-sese-to-poly.c: New.
1628 * graphite-sese-to-poly.h: New.
1632 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1634 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1635 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1637 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1639 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1640 (scev_is_linear_expression): Return false if the evolution is not
1641 affine multivariate.
1643 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1645 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1646 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1648 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1650 * tree-data-ref.c (debug_data_references): New.
1651 (debug_data_reference): New.
1652 * tree-data-ref.h (debug_data_references): Declared.
1653 (debug_data_reference): Declared.
1655 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1657 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1658 * tree-data-ref.h (scop_p): Removed.
1659 (struct data_reference): Remove field scop.
1661 (stmt_simple_memref_p): Removed.
1663 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1665 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1666 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1669 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1671 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1673 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1675 * doc/invoke.texi (-fgraphite-identity): Documented.
1677 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1679 * tree-scalar-evolution.c: Fix comment.
1680 (instantiate_scev_1): Return unknow from scev instantiation if the
1681 result is not above instantiate_below.
1683 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1685 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1686 static anymore. Instantiate the symbols that may have been introduced
1688 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1691 2009-07-30 DJ Delorie <dj@redhat.com>
1693 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1694 .vliw directive to VLIW sections.
1696 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1698 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1700 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1701 (AUTOHEADER): New variable.
1702 ($(srcdir)/cstamp-h.in): Use it.
1704 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1705 Pat Haugen <pthaugen@us.ibm.com>
1706 Revital Eres <ERES@il.ibm.com>
1708 * config/rs6000/vector.md (VEC_F): Add VSX support.
1712 (vector_load_<mode>): Ditto.
1713 (vector_store_<mode>): Ditto.
1714 (vector GPR move split): Ditto.
1715 (vec_reload_and_plus_<mptrsize>): Ditto.
1716 (vec_reload_and_reg_<mptrsize>): Ditto.
1717 (add<mode>3): Ditto.
1718 (sub<mode>3): Ditto.
1719 (mul<mode>3): Ditto.
1720 (neg<mode>2): Ditto.
1721 (abs<mode>2): Ditto.
1722 (smin<mode>3): Ditto.
1723 (smax<mode>3): Ditto.
1724 (vector_eq<mode>): Ditto.
1725 (vector_gt<mode>): Ditto.
1726 (vector_ge<mode>): Ditto.
1727 (vector_gtu<mode>): Ditto.
1728 (vector_select_<mode>_uns): Ditto.
1729 (vector_eq_<mode>_p): Ditto.
1730 (vector_gt_<mode>_p): Ditto.
1731 (vector_ge_<mode>_p): Ditto.
1732 (vector_gtu_<mode>_p): Ditto.
1733 (cr6_test_for_zero): Ditto.
1734 (cr6_test_for_zero_reverse): Ditto.
1735 (cr6_test_for_lt): Ditto.
1736 (cr6_test_for_lt_reverse): Ditto.
1737 (xor<mode>3): Ditto.
1738 (ior<mode>3): Ditto.
1739 (and<mode>3): Ditto.
1740 (one_cmpl<mode>2): Ditto.
1741 (nor<mode>2): Ditto.
1742 (andc<mode>2): Ditto.
1743 (float<VEC_int<mode>2): Ditto.
1744 (unsigned_float<VEC_int><mode>2): Ditto.
1745 (fix_trunc<mode><VEC_int>2): Ditto.
1746 (fixuns_trunc<mode><VEC_int>2): Ditto.
1748 (vec_set<mode>): Ditto.
1749 (vec_extract<mode>): Ditto.
1750 (vec_interleave_highv4sf): Ditto.
1751 (vec_interleave_lowv4sf): Ditto.
1752 (vec_realign_load_<mode>): Ditto.
1753 (vec_shl_<mode>): Ditto.
1754 (vec_shr_<mode>): Ditto.
1755 (div<mode>3): New patterns for VSX.
1756 (vec_interleave_highv2df): Ditto.
1757 (vec_interleave_lowv2df): Ditto.
1758 (vec_pack_trunc_v2df): Ditto.
1759 (vec_pack_sfix_trunc_v2df): Ditto.
1760 (vec_pack_ufix_trunc_v2df): Ditto.
1761 (vec_unpacks_hi_v4sf): Ditto.
1762 (vec_unpacks_lo_v4sf): Ditto.
1763 (vec_unpacks_float_hi_v4si): Ditto.
1764 (vec_unpacks_float_lo_v4si): Ditto.
1765 (vec_unpacku_float_hi_v4si): Ditto.
1766 (vec_unpacku_float_lo_v4si): Ditto.
1767 (movmisalign<mode>): Ditto.
1768 (vector_ceil<mode>2): New patterns for vectorizing math library.
1769 (vector_floor<mode>2): Ditto.
1770 (vector_btrunc<mode>2): Ditto.
1771 (vector_copysign<mode>3): Ditto.
1773 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1774 predicate for setting the high bit in each word, used for copysign.
1776 * config/rs6000/ppc-asm.h (f19): Whitespace.
1777 (f32-f63): Define if VSX.
1778 (v0-v31): Define if Altivec.
1779 (vs0-vs63): Define if VSX.
1781 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1783 * config/rs6000/power7.md: New file, provide tuning parameters for
1786 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1787 (rs6000_cpu_cpp_builtins): Ditto.
1788 (altivec_overloaded_builtins): Ditto.
1789 (altivec_resolve_overloaded_builtin): Ditto.
1791 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1792 debug switch to disable vectorizing simple math builtin
1795 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1796 Vectorize simple math builtin functions.
1797 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1798 hook to vectorize math builtins.
1799 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1800 (rs6000_builtin_conversion): Add VSX/power7 support.
1801 (rs6000_builtin_vec_perm): Ditto.
1802 (vsplits_constant): Add support for loading up a vector constant
1803 with just the high bit set in each part.
1804 (rs6000_expand_vector_init): Add VSX/power7 support.
1805 (rs6000_expand_vector_set): Ditto.
1806 (rs6000_expand_vector_extract): Ditto.
1807 (rs6000_emit_move): Ditto.
1808 (bdesc_3arg): Ditto.
1809 (bdesc_2arg): Ditto.
1810 (bdesc_1arg): Ditto.
1811 (rs6000_expand_ternop_builtin): Ditto.
1812 (altivec_expand_builtin): Ditto.
1813 (rs6000_expand_unop_builtin): Ditto.
1814 (rs6000_init_builtins): Ditto.
1815 (altivec_init_builtins): Ditto.
1816 (builtin_function_type): Ditto.
1817 (rs6000_common_init_builtins): Ditto.
1818 (rs6000_handle_altivec_attribute); Ditto.
1819 (rs6000_mangle_type): Ditto.
1820 (rs6000_vector_mode_supported_p): Ditto.
1821 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1824 * config/rs6000/vsx.md: New file for VSX support.
1826 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1827 identifing values with just the most significant bit set.
1828 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1829 vectorized builtins.
1831 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1832 (UNSPEC_VRFIM): Delete.
1833 (splitter for loading up vector with most significant bit): New
1834 splitter for vectorizing copysign.
1835 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1836 vectorizing simple math functions.
1837 (altivec_vrfip): Add support for vectorizing simple math functions.
1838 (altivec_vrfim): Ditto.
1839 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1841 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1842 (power7.md, vsx.md): Include for power7 support.
1843 (copysigndf3): Use VSX instructions if -mvsx.
1844 (negdf2_fpr): Ditto.
1845 (absdf2_fpr): Ditto.
1846 (nabsdf2_fpr): Ditto.
1847 (adddf3_fpr): Ditto.
1848 (subdf3_fpr): Ditto.
1849 (muldf3_fpr): Ditto.
1850 (divdf3_fpr): Ditto.
1851 (fix_truncdfdi2_fpr): Ditto.
1852 (cmpdf_internal1): Ditto.
1853 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1854 (btruncdf2, btruncdf2_fpr): Ditto.
1855 (ceildf2, ceildf2_fpr): Ditto.
1856 (floordf2, floordf2_fpr): Ditto.
1857 (floatdidf2, floatdidf2_fpr): Ditto.
1858 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1859 (fmsubdf4_fpr): Ditto.
1860 (fnmadddf4_fpr_1): Ditto.
1861 (fnmadddf4_fpr_2): Ditto.
1862 (fnmsubdf4_fpr_1): Ditto.
1863 (fnmsubdf4_fpr_2): Ditto.
1864 (fixuns_truncdfdi2): Add expander for VSX support.
1865 (fix_truncdfdi2): Ditto.
1866 (fix_truncdfsi2): Ditto.
1868 (btruncsf2): Whitespace.
1869 (movdf_hardfloat32): Add support for VSX registers.
1870 (movdf_softfloat32): Ditto.
1871 (movdf_hardfloat64): Ditto.
1872 (movdf_hardfloat64_mfpgpr): Ditto.
1873 (movdf_softfloat64): Ditto.
1874 (movti splitters): Add check for vector registers supporting
1875 TImode in the future.
1876 (bpermd): Add power7 bpermd instruction.
1878 * config/rs6000/altivec.h (vec_div): Define if VSX.
1882 (vec_nearbyint): Ditto.
1885 (all predicates): Use the generic builtin function, and not the V4SF
1886 specific function so that the predicates will work with VSX's V2DF.
1890 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1891 Document new VSX functions and types.
1893 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1896 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1897 "wa", and "j" constraints. Modify "v" to talk about Altivec
1898 instead of just vector.
1900 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1903 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1904 location for phi arguments.
1905 (rewrite_update_phi_arguments): Find locations for reaching defs.
1906 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1907 Add location to add_phi_arg calls.
1908 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1909 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1910 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1911 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1912 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1913 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1914 * tree-phinodes.c (make_phi_node): Initialize location.
1915 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1916 (add_phi_arg): Add location parameter.
1917 (remove_phi_arg_num): Move location when moving phi argument.
1918 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1920 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1921 slpeel_update_phi_nodes_for_guard1,
1922 slpeel_update_phi_nodes_for_guard2,
1923 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1924 vect_loop_versioning): Set locations.
1925 * tree-parloops.c (create_phi_for_local_result,
1926 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1927 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1928 * tree-vect-loop.c (get_initial_def_for_induction,
1929 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1931 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1932 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1933 (gimple_phi_arg_set_location): New. Set locus.
1934 (gimple_phi_arg_has_location): New. Check for locus.
1935 (redirect_edge_var_map_location): New. Return locus from var_map.
1936 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1937 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1938 combining PHI arguments.
1939 (cond_store_replacement): Set location.
1940 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1941 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1942 scop_add_exit_phis_edge): Add locations.
1943 * tree-cfgcleanup.c (remove_forwarder_block,
1944 remove_forwarder_block_with_phi): Add locations.
1945 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1946 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1948 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1949 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1950 flush_pending_stmts): Add source location.
1951 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1952 stack to preserve locations.
1953 * tree-vect-stmts.c (vectorizable_load): Add location.
1954 * tree-inline.c (copy_phis_for_bb): Copy locus.
1955 (setup_one_parameter): Add call locus to inlined parameter stmts.
1956 (initialize_inlined_parameters): Pass in call location as parameter
1958 (tree_function_versioning): Pass location to setup_one_parameter.
1959 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1960 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1961 copy and edge lists.
1962 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1963 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1964 locus parameter and override the stmt default if provided.
1965 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1966 elim_graph_add_edge, elim_graph_remove_succ_edge,
1967 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1968 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1969 eliminate_phi): Add locus info in elimination graph for each edge and
1971 (insert_backedge_copies): Copy locus if present.
1972 * tree-flow.h (struct _edge_var_map): Add locus field.
1973 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1974 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1975 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1977 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1979 2009-07-30 Martin Jambor <mjambor@suse.cz>
1981 PR tree-optimization/40570
1982 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1985 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1987 * ssa-loop-manip.c: Include langhooks.h.
1988 (rewrite_phi_with_iv): New.
1989 (rewrite_all_phi_nodes_with_iv): New.
1990 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1991 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1992 * tree-parloops.c (loop_parallel_p): Move out all conditions
1993 except dependency check.
1994 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1995 (gen_parallel_loop): Call canonicalize_loop_ivs without
1996 reduction_list argument.
1997 (build_new_reduction): New.
1998 (gather_scalar_reductions): New.
1999 (try_get_loop_niter): New.
2000 (try_create_reduction_list): New.
2001 (parallleize_loops): Change the parallel conditions check.
2002 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2003 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2005 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2007 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2009 * doc/options.texi (Option properties): Mention new quoting syntax.
2011 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2013 * config/alpha/alpha.c (alpha_start_function):
2014 Handle VMS_DEBUG_MAIN_POINTER
2015 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2016 * doc/invoke.texi: Document -mdebug-main switch.
2018 2009-07-29 Richard Henderson <rth@redhat.com>
2020 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2021 (cgraph_create_edge_including_clones): Likewise.
2022 * tree-inline.c (copy_bb): Operate on the correct edges
2023 when updating the callgraph.
2025 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2027 * config/alpha/vms-cc.c: Deleted.
2028 * config/alpha/vms-ld.c: Deleted.
2029 * config/alpha/t-vms64: Moved to config/vms
2030 * config/alpha/vms-crt0-64.c: Moved to config/vms
2031 * config/alpha/vms-crt0.c: Moved to config/vms
2032 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2033 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2034 * config/alpha/xm-vms.h: Moved to config/vms
2035 * config/alpha/x-vms: Moved to config/vms
2036 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2038 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2039 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2041 * config/vms/t-vms64: Moved here from config/alpha
2042 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2043 (argc,argv,envp): Enforce 32bit malloc'ing.
2044 * config/vms/vms-psxcrt0-64.c: Likewise.
2045 * config/vms/vms-crt0.c: Moved here from config/alpha.
2046 * config/vms/vms-psxcrt0.c: Likewise.
2047 * config/vms/vms-crtl-64.h: New file.
2048 * config/vms/vms-crtl.h: New file.
2049 * config/vms/vms.opt: New file.
2050 * config/vms/xm-vms64.h: New file.
2051 * config/vms/xm-vms.h: Moved here from config/alpha.
2052 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2054 * config/vms/x-vms: Moved here from config/alpha.
2055 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2056 (vms-ld.o, vms-cc.o): Removed.
2057 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2059 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2061 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2062 correct stack (obvious VMS fix).
2064 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2066 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2067 date, version info if VMS_DEBUGGING_INFO defined.
2068 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2069 size, date calculating code moved here.
2071 2009-07-29 Paul Brook <paul@codesourcery.com>
2073 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2076 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2079 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2080 to DImode when generating insq_le insn.
2082 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2084 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2085 New macro set for VMS_DEBUGGGING_INFO.
2086 (AT_string_form): Use it.
2088 2009-07-28 DJ Delorie <dj@redhat.com>
2090 * config/mep/mep.c (vtext_section): New.
2091 (vftext_section): New.
2092 (ftext_section): New.
2093 (mep_select_section): Add support for functions.
2094 (mep_unique_section): Likewise.
2095 (mep_asm_init_sections): Likewise.
2096 (mep_encode_section_info): Remove it from here.
2098 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2100 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2102 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2103 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2105 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2107 * dwarf2out.c (output_file_names): Test new macro
2108 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2109 (add_comp_dir_attribute): Likewise.
2111 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2113 * config/i386/mingw-w64.h (LINK_SPEC): Add
2114 separating space between commands.
2116 2009-07-28 Jan Hubicka <jh@suse.cz>
2118 PR tree-optimization/40759
2119 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2122 2009-07-27 DJ Delorie <dj@redhat.com>
2124 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2125 types are dword-aligned.
2126 (mep_expand_va_start): Likewise.
2128 2009-07-27 Olivier Hainque <hainque@adacore.com>
2129 Douglas B Rupp <rupp@gnat.com>
2131 * convert.c (convert_to_pointer): Don't assume the target
2132 pointer type is POINTER_SIZE long. Fetch its precision instead.
2134 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2136 * system.h (fopen): Undefine if macro.
2138 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2140 * dwarf2out.c (output_cfi_p): Removed.
2141 (output_cfis): New function.
2142 (output_fde): New function, split from output_call_frame_info.
2143 (output_call_frame_info): Use it.
2144 (dwarf2out_switch_text_section): Use output_cfis.
2146 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2148 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2149 TARGET_BI_ARCH is specified without enabling SJLJ.
2150 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2151 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2153 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2155 * arm.md (negdi2): Use DImode if forcing a value into a register.
2157 2009-07-26 Ira Rosen <irar@il.ibm.com>
2159 PR tree-optimization/40801
2160 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2161 of vector operand from the previous copy of vector statement.
2162 Pass the correct definition type value to
2163 vect_get_vec_def_for_stmt_copy().
2165 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2167 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2168 const char ** conversion.
2170 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2172 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2173 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2174 (gcc_unreachable): Invoke __builtin_unreachable() if
2175 !ENABLE_ASSERT_CHECKING.
2177 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2179 PR rtl-optimization/40445
2180 * emit-rtl.c (next_nonnote_insn_bb): New function.
2181 * rtl.h (next_nonnote_insn_bb): Declare new function.
2182 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2183 with no successors that is the successor of the ENTRY_BLOCK.
2184 Continue from the top after removing an empty fallthrough block.
2185 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2186 of next_nonnote_insn.
2188 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2190 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2192 2009-07-25 Martin Jambor <mjambor@suse.cz>
2194 * c-common.c (c_common_attribute_table): New element for noclone.
2195 (handle_noclone_attribute): New function. Forward-declare.
2196 * tree-inline.c (tree_versionable_function_p): Check for noclone
2198 * doc/extend.texi (Labels as Values): Document need for noclone.
2199 (Function Attributes): Document noclone attribute.
2201 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2203 PR rtl-optimization/34999
2204 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2205 and dw_fde_switched_cold_to_hot fields.
2206 (output_cfi_p): New function.
2207 (output_call_frame_info): If fde->dw_fde_switched_sections,
2208 output 2 FDEs instead of one with corrupted header.
2209 (dwarf2out_do_cfi_startproc): New function.
2210 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2211 and fde->dw_fde_switched_cold_to_hot.
2212 (dwarf2out_switch_text_section): Compute
2213 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2214 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2215 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2216 Otherwise, compute fde->dw_fde_switch_cfi.
2218 2009-07-24 Cary Coutant <ccoutant@google.com>
2220 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2222 2009-07-24 Cary Coutant <ccoutant@google.com>
2224 * cfghooks.c (split_block): Copy discriminator to new block.
2225 * tree-cfg.c (assign_discriminator): Check location of last
2226 instruction in block as well as first.
2228 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2230 * config/i386/linux.c: Use fputs or putc instead of fprintf
2232 * config/i386/gas.h: Ditto.
2233 * config/i386/x86-64.h: Ditto.
2234 * config/i386/att.h: Ditto.
2236 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2238 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2241 2009-07-24 Martin Jambor <mjambor@suse.cz>
2243 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2244 (ipa_push_func_to_list_1): Declare.
2245 (ipa_push_func_to_list): New function.
2247 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2248 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2249 (ipa_push_func_to_list): Removed.
2250 (ipa_pop_func_from_list): Clear node_enqueued flag.
2252 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2254 * config/s390/s390.c (override_options): Default
2255 max-unrolled-insns to 100 for z10 tuning.
2257 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2259 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2260 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2261 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2262 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2263 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2264 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2265 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2267 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2269 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2270 use default set in mingw32.h header.
2271 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2272 64-bit /mingw/include path.
2273 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2276 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2278 PR rtl-optimization/40209
2279 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2281 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2283 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2284 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2285 with the rest of string where appropriate. Use fputs or putc
2286 instead of fprintf where appropriate.
2288 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2289 Pat Haugen <pthaugen@us.ibm.com>
2290 Revital Eres <ERES@il.ibm.com>
2292 * config/rs6000/vector.md: New file. Move most of the vector
2293 expander support here from altivec.md to allow for the VSX vector
2294 unit in the future. Add support for secondary_reload patterns.
2295 Rewrite the patterns for vector comparison, and vector comparison
2296 predicate instructions so that the RTL expresses the desired
2297 behavior, instead of using unspec.
2299 * config/rs6000/constraints.md ("f" constraint): Use
2300 rs6000_constraints to hold the precalculated register class.
2301 ("d" constraint): Ditto.
2302 ("wd" constraint): New constraint for VSX.
2303 ("wf" constraint): Ditto.
2304 ("ws" constraint): Ditto.
2305 ("wa" constraint): Ditto.
2306 ("wZ" constraint): Ditto.
2307 ("j" constraint): Ditto.
2309 * config/rs6000/predicates.md (vsx_register_operand): New
2311 (vfloat_operand): New predicate for vector.md.
2312 (vint_operand): Ditto.
2313 (vlogical_operand): Ditto.
2314 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2315 (easy_vector_constant): Add VSX support.
2316 (altivec_indexed_or_indirect_operand): New predicate for
2317 recognizing Altivec style memory references with AND -16.
2319 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2320 for vector secondary reload support.
2321 (rs6000_vector_reg_class): Delete, replacing it with
2323 (rs6000_vsx_reg_class): Ditto.
2324 (rs6000_constraints): New array to hold the register classes of
2325 each of the register constraints that can vary at runtime.
2326 (builtin_mode_to_type): New static array for builtin function type
2328 (builtin_hash_table): New static hash table for builtin function
2330 (TARGET_SECONDARY_RELOAD): Define target hook.
2331 (TARGET_IRA_COVER_CLASSES): Ditto.
2332 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2333 registers are 128 bits if VSX memory reference instructions are used.
2334 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2336 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2337 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2338 Print several of the scheduling related parameters.
2339 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2340 rs6000_constraints instead of rs6000_vector_reg_class. Move
2341 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2342 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2343 Altivec. Add VSX support. Setup for secondary reload support on
2344 Altivec/VSX registers.
2345 (rs6000_override_options): Make power7 set the scheduling groups
2346 like the power5. Add support for new debug switches to override
2347 the scheduling defaults. Temporarily disable -mcpu=power7 from
2348 setting -mvsx. Add support for debug switches -malways-hint,
2349 -msched-groups, and -malign-branch-targets.
2350 (rs6000_buitlin_conversion): Add support for returning unsigned
2351 vector conversion functions to fix regressions due to stricter
2353 (rs6000_builtin_mul_widen_even): Ditto.
2354 (rs6000_builtin_mul_widen_odd): Ditto.
2355 (rs6000_builtin_vec_perm): Ditto.
2356 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2357 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2359 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2361 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2362 VSX types for bit operations. Changes to accomidate vector.md.
2363 (bdesc_2arg): Ditto.
2364 (bdesc_1arg): Ditto.
2365 (struct builtin_description_predicates): Rewrite predicate
2366 handling so that RTL describes the operation, instead of passing
2367 the instruction to be used as a string argument.
2368 (bdesc_altivec_preds): Ditto.
2369 (altivec_expand_predicate_builtin): Ditto.
2370 (altivec_expand_builtin): Ditto.
2371 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2372 statement for vsldoi support.
2373 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2374 (altivec_expand_st_builtin): Ditto.
2375 (paired_expand_builtin): Whitespace changes.
2376 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2377 builtin_mode_to_type table for secondary reload. Call
2378 builtin_function_type to build random builtin functions.
2379 (altivec_init_builtins): Change to use builtin_function_type to
2380 create builtin function types dynamically as we need them.
2381 (builtin_hash_function): New support for hashing the tree types
2382 for builtin function as we need it, rather than trying to build
2383 all of the trees that we need. Add initial preliminary VSX support.
2384 (builtin_function_type): Ditto.
2385 (builtin_function_eq): Ditto.
2386 (builtin_hash_struct): Ditto.
2387 (rs6000_init_builtins): Ditto.
2388 (rs6000_common_init_builtins): Ditto.
2389 (altivec_init_builtins): Ditto.
2390 (rs6000_common_init_builtins): Ditto.
2391 (enum reload_reg_type): New enum for simplifing reg classes.
2392 (rs6000_reload_register_type): Simplify register classes into GPR,
2393 Vector, and other registers. Altivec and VSX addresses in reload.
2394 (rs6000_secondary_reload_inner): Ditto.
2395 (rs6000_ira_cover_classes): New target hook, that returns the
2396 appropriate cover classes, based on -mvsx being used or not.
2397 (rs6000_secondary_reload_class): Add VSX support.
2398 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2399 (get_vsel_insn): Ditto.
2400 (rs6000_emit_vector_compare): Rewrite vector conditional support
2401 so that where we can, we use RTL operators, instead of blindly use
2403 (rs6000_emit_vector_select): Ditto.
2404 (rs6000_emit_vector_cond_expr): Ditto.
2405 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2406 (create_TOC_reference): Add -mdebug=addr support.
2407 (emit_frame_save): VSX loads/stores need register indexed addressing.
2409 * config/rs6000/rs6000.md: Include vector.md.
2411 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2413 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2414 support for V2DI, V2DF in logical, permute, select operations.
2416 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2417 switch for vsx/power7.
2418 (-mvsx-scalar-memory): Ditto.
2419 (-mvsx-align-128): Ditto.
2420 (-mallow-movmisalign): Ditto.
2421 (-mallow-df-permute): Ditto.
2422 (-msched-groups): Ditto.
2423 (-malways-hint): Ditto.
2424 (-malign-branch-targets): Ditto.
2426 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2428 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2429 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2430 (rs6000_vector_reg_class): Delete.
2431 (rs6000_vsx_reg_class): Ditto.
2432 (enum rs6000_reg_class_enum): New enum for the constraints that
2433 vary based on target switches.
2434 (rs6000_constraints): New array to hold the register class for all
2435 of the register constraints that vary based on the switches used.
2436 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2437 (enum rs6000_builtins): Add unsigned varients for the builtin
2438 declarations returned by target hooks for expanding multiplies,
2439 select, and permute operations. Add VSX builtins.
2440 (enum rs6000_builtin_type_index): Add entries for VSX.
2441 (V2DI_type_node): Ditto.
2442 (V2DF_type_node): Ditto.
2443 (unsigned_V2DI_type_node): Ditto.
2444 (bool_long_type_node): Ditto.
2445 (intDI_type_internal_node): Ditto.
2446 (uintDI_type_internal_node): Ditto.
2447 (double_type_internal_node): Ditto.
2449 * config/rs6000/altivec.md (whole file): Move all expanders to
2450 vector.md from altivec.md. Rename insn matching functions to be
2452 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2453 (altivec_vcmp*): Ditto.
2454 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2455 (VM): New iterator for moves that includes the VSX types.
2456 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2457 (altivec_vperm_<mode>_uns): New, for unsigned types.
2458 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2459 (altivec_eq<mode>): Ditto.
2460 (altivec_gt<mode>): Ditto.
2461 (altivec_gtu<mode>): Ditto.
2462 (altivec_eqv4sf): Ditto.
2463 (altivec_gev4sf): Ditto.
2464 (altivec_gtv4sf): Ditto.
2465 (altivec_vcmpbfp_p): Ditto.
2467 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2469 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2472 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2475 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2476 ASM_SHORT instead of .word.
2477 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2478 instead of .word in asm template.
2480 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2483 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2484 (process_bb_node_lives): Use it.
2486 * ira.c (setup_cover_and_important_classes): Don't setup
2487 ira_important_class_nums. Add cover classes to the end of
2489 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2491 (find_reg_class_closure): Use reorder_important_classes.
2493 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2495 * config/i386/i386.c (i386_ira_cover_classes): New function.
2496 (TARGET_IRA_COVER_CLASSES): Redefine.
2498 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2499 importance of order of cover classes in the array.
2501 2009-07-22 Diego Novillo <dnovillo@google.com>
2503 * tree-pass.h (TDF_EH): Define.
2504 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2505 contains TDF_EH, print the EH region number holding GS.
2506 * tree-dump.c (dump_options): Add "eh".
2507 * doc/invoke.texi: Document it.
2509 2009-07-22 Doug Kwan <dougkwan@google.com>
2511 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2513 2009-07-22 Michael Matz <matz@suse.de>
2515 PR tree-optimization/35229
2516 PR tree-optimization/39300
2518 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2519 (inhibit_phi_insertion): New function.
2520 (insert_into_preds_of_block): Call it for REFERENCEs.
2521 (init_pre): Initialize and finalize scalar evolutions.
2522 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2524 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2526 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2527 Use CONST_VECTOR_NUNITS to determine number of elements.
2529 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2531 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2532 (U, W): Constraints are now deprecated and will be removed if we
2534 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2536 ("prefetch"): Add the stcmh instruction for prefetching.
2537 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2539 (s390_short_displacement): Return always true if compiling for
2540 machines not providing the long displacement facility.
2541 (s390_mem_constraint): Support the new constraint letter Z.
2542 (s390_check_qrst_address): New function.
2544 2009-07-21 DJ Delorie <dj@redhat.com>
2546 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2549 2009-07-21 Jason Merrill <jason@redhat.com>
2551 * c-common.c (max_tinst_depth): Increase default to 1024.
2553 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2555 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2556 (vec_unpacku_float_lo_v4si): Ditto.
2558 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2561 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2562 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2563 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2564 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2566 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2568 PR tree-optimization/40813
2569 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2572 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2574 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2575 with a NOP_EXPR if needed.
2577 2009-07-21 Paul Brook <paul@codesourcery.com>
2579 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2580 Terminate debug dump with newline.
2582 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2584 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2585 Cast "1" to unsigned HOST_WIDE_INT.
2586 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2587 deposit length to the maximum length - lsb. Extend length if
2588 HOST_BITS_PER_WIDE_INT is 32.
2590 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2592 * cgraph.h (constant_pool_htab): New function.
2593 (constant_descriptor_tree): Move from varasm.c.
2594 * varasm.c (constant_pool_htab): New function.
2595 (constant_descriptor_tree): Move to cgraph.h.
2597 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2599 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2601 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2603 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2606 2009-07-20 Xinliang David Li <davidxl@google.com>
2608 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2610 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2612 * config/mips/mips.md (move_type): Add arith.
2613 (type): Handle arith.
2614 (zero_extendsidi2): Rename this into ...
2615 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2616 (zero_extendsidi2): New expander.
2617 (*zero_extendsidi2_dext): New pattern.
2619 2009-07-20 Nick Clifton <nickc@redhat.com>
2621 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2622 to set MIPS_ABI_DEFAULT.
2623 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2625 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2627 * tree-object-size.c (addr_object_size): Handle unions with
2628 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2630 PR tree-optimization/40792
2631 * tree.c (build_function_type_skip_args): Remove bogus assert.
2633 2009-07-20 Jan Hubicka <jh@suse.cz>
2634 Martin Jambor <mjambor@suse.cz>
2636 * cgraph.h (combined_args_to_skip): New field.
2637 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2638 combined_args_to_skip and args_to_skip.
2639 * tree-inline.c (update_clone_info): New function.
2640 (tree_function_versioning): Call update_clone_info.
2641 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2643 (cgraph_materialize_all_clones): More extensive dumping, working
2644 with combined_args_to_skip rather than args_to_skip.
2646 2009-07-20 Ira Rosen <irar@il.ibm.com>
2648 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2649 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2650 (get_initial_def_for_reduction): Likewise.
2651 (vectorizable_reduction): Skip the check of first operand in case
2652 of COND_EXPR. Add check that it is outer loop vectorization if
2653 nested cycle was detected. Call vectorizable_condition() for
2654 COND_EXPR. If reduction epilogue cannot be created do not fail for
2655 nested cycles (if it is not double reduction). Assert that there
2656 is only one type in the loop in case of COND_EXPR. Call
2657 vectorizable_condition() to vectorize COND_EXPR.
2658 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2659 Add parameters. Allow nested cycles if called from
2660 vectorizable_reduction(). Use reduction vector variable if provided.
2661 (vect_analyze_stmt): Call vectorizable_reduction() before
2662 vectorizable_condition().
2663 (vect_transform_stmt): Update call to vectorizable_condition().
2665 2009-07-20 Christian Bruel <christian.bruel@st.com>
2667 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2668 * doc/invoke.texi (-mfmovd): Likewise.
2669 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2671 2009-07-20 Jan Hubicka <jh@suse.cz>
2673 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2674 when handling SSA name.
2676 2009-07-19 Jan Hubicka <jh@suse.cz>
2678 PR tree-optimization/40676
2679 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2680 virtual PHIs in empty BBs.
2682 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2684 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2685 re-expanded the compound use gen_lowpart instead to convert to the
2688 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2690 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2691 OUTER_CONST arguments.
2692 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2693 the new wider mode will be masked off.
2694 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2696 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2698 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2699 high-order bits are zero.
2701 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2703 * combine.c (simplify_shift_const_1): Split code to determine
2705 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2706 new bits shifted in are identical to the old sign bit.
2708 2009-07-18 Richard Guenther <rguenther@suse.de>
2711 * gimplify.c (gimplify_call_expr): Reject code using results from
2712 functions returning void.
2714 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2716 * doc/md.texi: Document the new PowerPC "es" constraint.
2717 Document that "m" can include automodified addresses on this target,
2718 and explain how %U must be used. Extend the "Q" and "Z" documentation
2719 to suggest "es" as well as "m".
2720 * config/rs6000/constraints.md (es): New memory constraint.
2721 (Q, Z): Update strings to match new documentation.
2723 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2725 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2726 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2727 * config/rs6000/predicates.md (volatile_mem_operand): Use
2728 offsettable_nonstrict_memref_p.
2729 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2730 (*floatunssidf2_internal): Likewise.
2731 (*fix_truncdfsi2_internal): Likewise.
2732 (*fix_trunctfsi2_internal): Likewise.
2734 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2736 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2738 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2740 2009-07-17 Richard Guenther <rguenther@suse.de>
2743 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2744 (pass_warn_unused_result): Likewise.
2745 (TODO_set_props): Remove.
2746 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2748 (pass_diagnose_omp_blocks): Define.
2749 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2750 (c_gimple_diagnostics_recursively): Remove.
2751 (finish_function): Do not call it.
2752 (c_write_global_declarations): Continue after errors.
2753 Finalize the CU here.
2754 * c-gimplify.c (c_genericize): Do not gimplify here.
2755 * c-common.c (c_warn_unused_result): Move ...
2756 * tree-cfg.c (do_warn_unused_result): ... here.
2757 (run_warn_unused_result): New function.
2758 (gate_warn_unused_result): New function.
2759 (pass_warn_unused_result): New pass.
2760 * c-common.h (c_warn_unused_result): Remove.
2761 * flags.h (flag_warn_unused_result): Declare.
2762 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2763 * opts.c (flag_warn_unused_result): Initialize to false.
2764 * toplev.c (compile_file): Add comment.
2765 * omp-low.c (create_omp_child_function): Do not register
2766 the function with the frontend.
2767 (diagnose_omp_structured_block_errors): Prepare to be
2768 called as optimization pass.
2769 (gate_diagnose_omp_blocks): New function.
2770 (pass_diagnose_omp_blocks): New pass.
2771 * cgraph.h (cgraph_optimize): Remove.
2772 (cgraph_analyze_function): Likewise.
2773 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2774 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2775 before their parents here.
2776 (cgraph_finalize_function): Not here.
2777 (cgraph_analyze_function): Gimplify functions here.
2778 (cgraph_finalize_compilation_unit): Continue after errors.
2779 Optimize the callgraph from here.
2780 (cgraph_optimize): Make static.
2781 * langhooks.c (write_global_declarations): Finalize the CU.
2782 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2783 (gimplify_function_tree): Assert we gimplify only once.
2784 Set PROP_gimple_any property.
2785 * tree-nested.c (gimplify_all_functions): New function.
2786 (lower_nested_functions): Gimplify all nested functions.
2787 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2788 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2789 and pass_diagnose_omp_blocks after gimplification. Do not
2790 set TODO_set_props on all_lowering_passes.
2791 (execute_one_pass): Do not handle TODO_set_props.
2792 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2793 (gimplify.o): Add tree-pass.h dependency.
2794 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2795 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2796 (unsave_r): Likewise.
2797 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2800 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2802 * doc/service.texi (Service): Restore previously removed link,
2803 which isn't broken after all.
2805 2009-07-17 Richard Guenther <rguenther@suse.de>
2807 PR tree-optimization/40321
2808 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2809 PHI nodes to the maximal set.
2810 (make_values_for_phi): Add PHI arguments to the maximal set.
2811 (execute_pre): Dump PHI_GEN and the maximal set.
2813 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2816 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2819 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2821 * doc/extend.texi (Nested Functions): Replace broken link with
2823 * doc/service.texi (Service): Remove broken link.
2825 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2828 * builtins.c (expand_builtin_memcmp): Use loc instead of
2829 EXPR_LOCATION (exp).
2830 (expand_builtin_strncmp): Likewise.
2832 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2833 Manuel López-Ibáñez <manu@gcc.gnu.org>
2836 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2837 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2838 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2839 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2840 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2841 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2842 tree-inline.c, c-common.c, c-common.h, gimple.c,
2843 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2844 convert.c: Add location argument to fold_{unary,binary,ternary},
2845 fold_build[123], build_call_expr, build_size_arg,
2846 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2847 fold_build1_initializer, fold_build2_initializer,
2848 fold_build3_initializer, fold_build_call_array,
2849 fold_build_call_array_initializer, fold_single_bit_test,
2850 omit_one_operand, omit_two_operands, invert_truthvalue,
2851 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2852 combine_comparisons, fold_builtin_*, fold_call_expr,
2853 build_range_check, maybe_fold_offset_to_address, round_up,
2856 2009-07-16 Jason Merrill <jason@redhat.com>
2859 * c-common.c (c_common_reswords): Add __is_standard_layout
2861 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2862 * doc/implement-cxx.texi: New.
2863 * doc/gcc.texi: Include it.
2865 2009-07-16 DJ Delorie <dj@redhat.com>
2867 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2868 compares that may be indirectly affected by previous instructions.
2870 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2872 * builtins.c (do_mpc_arg2): New.
2873 (fold_builtin_2): Fold builtin cpow.
2874 * real.h (HAVE_mpc_pow): New.
2876 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2878 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2879 comparison to skip unprofitable schedule
2881 2009-07-16 Simon Baldwin <simonb@google.com>
2883 * gcc.c (option_map): New flag -no-canonical-prefixes.
2884 * (display_help): Print help text for new flag.
2885 * (process_command): Move options translation and language specifics
2886 and handle new flag early. Use it to set a function pointer to a
2887 prefix builder. Replace make_relative_prefix calls with calls to
2888 the function pointed to. Ignore new flag in regular options handling.
2889 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2891 2009-07-15 DJ Delorie <dj@redhat.com>
2893 * config/mep/mep.md (sibcall_internal): Change register to avoid
2895 (sibcall_value_internal): Likewise.
2897 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2899 PR rtl-optimization/40710
2900 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2902 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2904 * config/mips/mips.md (*extenddi_truncate<mode>,
2905 *extendsi_truncate<mode>): Change type attribute to move_type
2906 with shift_shift. Split out code handling exts from here ...
2907 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2909 (*extendhi_truncateqi): Change type attribute to move_type with
2910 shift_shift. Split out code handling exts from here ...
2911 (*extendhi_truncateqi_exts): ... to this new pattern.
2913 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2915 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2916 instead of "and" with inverted sign bit mask value. Use
2917 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2918 Allocate registers only for operand 4 and operand 5.
2920 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2923 * fold-const.c (fold_cond_expr_with_comparison): When folding
2924 < and <= to MIN, make sure the MIN uses the same type as the
2925 comparison's operands.
2927 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2929 * arm.md (ior_xor): New code iterator.
2930 (split for ior/xor with shift and zero-extend): New split pattern.
2931 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2933 2009-07-15 Richard Guenther <rguenther@suse.de>
2935 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2938 2009-07-15 Richard Guenther <rguenther@suse.de>
2941 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2943 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2945 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2946 handle 2.6.30 kernel.
2948 2009-07-15 DJ Delorie <dj@redhat.com>
2950 * config/mep/mep.md (sibcall_internal): Change register to allow
2951 for 24-bit addresses.
2952 (sibcall_value_internal): Likewise.
2954 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2956 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2957 that are enabled/disabled by the flags introduced by a previous patch.
2959 2009-07-14 DJ Delorie <dj@redhat.com>
2961 * config/mep/mep.md (sibcall_internal): Include non-toggling
2963 (sibcall_value_internal): Likewise.
2965 2009-07-14 Taras Glek <tglek@mozilla.com>
2966 Rafael Espindola <espindola@google.com>
2968 * doc/sourcebuild.texi: Document install-plugin target.
2969 * configure.ac: Added install-plugin target to language makefiles.
2970 * configure: Regenerate.
2971 * Makefile.in: (install-plugin): Install more headers,
2972 depend on lang.install-plugin.
2974 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2976 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2979 2009-07-14 DJ Delorie <dj@redhat.com>
2981 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2982 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2983 * config/mep/mep.md (sibcall_internal): Change test from
2984 mep_vliw_mode_match to mep_vliw_jmp_match.
2985 (sibcall_value_internal): Likewise.
2987 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2989 * config/i386/sse.md (copysign<mode>3): New expander.
2990 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2991 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2992 Use ix86_build_const_vector.
2993 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2994 IX86_BUILTIN_CPYSGNPD.
2995 (builtin_description): Add __builtin_ia32_copysignps and
2996 __builtin_ia32_copysignpd.
2997 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2998 and BUILT_IN_COPYSIGNF.
3000 2009-07-13 Jason Merrill <jason@redhat.com>
3002 * builtins.c (can_trust_pointer_alignment): New fn.
3003 (get_pointer_alignment): Factor it out from here.
3004 * tree.h: Declare it.
3006 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3008 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3011 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3015 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3017 2009-07-14 Richard Guenther <rguenther@suse.de>
3018 Andrey Belevantsev <abel@ispras.ru>
3021 * cfgexpand.c (partition_stack_vars): Do not bother to update
3022 alias information when not optimizing.
3024 2009-07-14 Richard Guenther <rguenther@suse.de>
3025 Andrey Belevantsev <abel@ispras.ru>
3027 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3028 (pt_solution_set): Likewise.
3029 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3030 * tree-ssa-structalias.c (pt_solution_set): New function.
3031 * final.c (rest_of_clean_state): Free SSA data structures.
3032 * print-rtl.c (print_decl_name): Remove.
3033 (print_mem_expr): Implement in terms of print_generic_expr.
3034 * alias.c (ao_ref_from_mem): New function.
3035 (rtx_refs_may_alias_p): Likewise.
3036 (true_dependence): Query alias-export info.
3037 (canon_true_dependence): Likewise.
3038 (write_dependence_p): Likewise.
3039 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3041 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3042 (mem_expr_equal_p): Use operand_equal_p.
3043 (set_mem_attributes_minus_bitpos): Do not use
3044 component_ref_for_mem_expr.
3045 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3046 (update_alias_info_with_stack_vars): Likewise.
3047 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3048 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3049 explicitly nor clear stmt operands.
3050 Free the decl-to-pointer map.
3051 * tree-optimize.c (execute_free_datastructures): Do not free
3052 SSA data structures here.
3053 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3054 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3055 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3057 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3059 2009-07-13 DJ Delorie <dj@redhat.com>
3061 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3062 unrolling at the right iteration count.
3064 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3067 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3069 * haifa-sched.c (rank_for_schedule): Introduced flags to
3070 enable/disable individual scheduling heuristics.
3071 * common.opt: Introduced flags to enable/disable individual
3072 heuristics in the scheduler.
3073 * doc/invoke.texi: Introduced flags to enable/disable individual
3074 heuristics in the scheduler.
3076 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3078 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3079 config/i386/mingw-tls.c.
3080 * config/i386/mingw-tls.c: Removed.
3082 2009-07-13 Ira Rosen <irar@il.ibm.com>
3084 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3085 checks access only relevant statements.
3086 (vectorizable_reduction): Likewise.
3088 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3090 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3091 just for 32-bit case.
3093 2009-07-12 Jan Hubicka <jh@suse.cz>
3095 PR tree-optimization/40585
3096 * except.c (expand_resx_expr): When there already is resume
3097 instruction, produce linked list.
3098 (build_post_landing_pads): Assert that resume is empty.
3099 (connect_post_landing_pads): Handle resume lists.
3100 (dump_eh_tree): Dump resume list.
3102 2009-07-12 Ira Rosen <irar@il.ibm.com>
3104 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3105 with additional argument.
3106 * tree-vectorizer.h (enum vect_def_type): Add
3107 vect_double_reduction_def.
3108 (vect_is_simple_reduction): Add argument.
3109 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3111 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3112 vect_is_simple_reduction with additional argument.
3113 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3115 (reduction_code_for_scalar_code): Handle additional codes by
3116 returning ERROR_MARK for them. Fix comment and indentation.
3117 (vect_is_simple_reduction): Fix comment, add argument to specify
3118 double reduction. Detect double reduction.
3119 (get_initial_def_for_induction): Fix indentation.
3120 (get_initial_def_for_reduction): Fix comment and indentation.
3121 Handle double reduction. Create initial definitions that do not
3122 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3123 (vect_create_epilog_for_reduction): Fix comment, add argument to
3124 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3125 epilogue result extraction. Create double reduction phi node and
3126 replace relevant uses.
3127 (vectorizable_reduction): Call vect_is_simple_reduction with
3128 additional argument. Fix indentation. Update epilogue code treatment
3129 according to the changes in reduction_code_for_scalar_code. Check
3130 for double reduction. Call vect_create_epilog_for_reduction with
3131 additional argument.
3132 * tree-vect-stmts.c (process_use): Handle double reduction, update
3134 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3135 (vect_get_vec_def_for_operand): Likewise.
3137 2009-07-12 Danny Smith <dansmister@gmail.com>
3139 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3140 dllexport if !TREE_PUBLIC.
3141 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3143 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3145 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3146 (avr_extra_arch_macro) Remove declatation.
3147 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3148 (avr_extra_arch_macro) Declare as static.
3149 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3151 2009-07-11 Jan Hubicka <jh@suse.cz>
3154 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3156 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3159 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3160 cold_in_std_section bits.
3161 (dwarf2out_begin_prologue): Initialize them.
3162 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3163 if already covered by text_section or cold_text_section range.
3165 PR rtl-optimization/40667
3166 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3167 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3168 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3169 * config/i386/i386.c (ix86_minimum_alignment): New function.
3170 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3171 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3172 * emit-rtl.c (gen_reg_rtx): Likewise.
3173 * function.c (assign_parms): Likewise. If nominal_type needs
3174 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3175 rather than passed_type's alignment.
3178 * function.c (assign_parm_setup_stack): Adjust
3179 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3180 from nominal_mode on big endian.
3182 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3184 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3186 2009-07-10 DJ Delorie <dj@redhat.com>
3188 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3190 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3192 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3194 (thumb2_cbnz): Likewise.
3196 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3199 * config.gcc (supported_defaults): Add synci.
3200 (with_synci): Add validation.
3201 (all_defaults): Add synci.
3202 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3205 * config/mips/mips.opt (msynci): New option.
3206 * config/mips/mips.c (mips_override_options): Warn on use of
3207 -msynci for targets that do now support it.
3208 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3210 * gcc/doc/invoke.texi (-msynci): Document the new option.
3211 * doc/install.texi (--with-synci): Document the new option.
3213 2009-07-10 Richard Guenther <rguenther@suse.de>
3215 PR tree-optimization/40496
3216 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3217 the PHI result with a compatible type.
3219 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3223 * c.opt (Wunused-result): New.
3224 * doc/invoke.texi: Document it.
3225 * c-common.c (c_warn_unused_result): Use it.
3227 2009-07-09 DJ Delorie <dj@redhat.com>
3229 * targhooks.c (default_target_can_inline_p): Rename from
3230 default_target_option_can_inline_p.
3231 * targhooks.h (default_target_can_inline_p): Likewise.
3232 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3233 TARGET_OPTION_CAN_INLINE_P.
3234 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3235 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3236 (mep_target_can_inline_p): Rename from
3237 mep_target_option_can_inline_p.
3240 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3241 registers used to pass vectors.
3243 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3245 2009-07-09 Tom Tromey <tromey@redhat.com>
3247 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3248 * config/mmix/mmix.c: Include dwarf2.h.
3249 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3250 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3251 * config/sh/sh.c: Include dwarf2.h.
3252 * config/i386/i386.c: Include dwarf2.h.
3253 * Makefile.in (DWARF2_H): Remove 'elf'.
3254 * except.c: Include dwarf2.h.
3255 * unwind-dw2.c: Include dwarf2.h.
3256 * dwarf2out.c: Include dwarf2.h.
3257 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3258 * unwind-dw2-fde.c: Include dwarf2.h.
3259 * dwarf2asm.c: Include dwarf2.h.
3261 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3263 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3264 (max_issue): Use it.
3265 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3267 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3268 (region_sched_info): Update.
3269 * sched-ebb.c (ebb_sched_info): Update.
3270 * modulo-sched.c (sms_sched_info): Update.
3271 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3273 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3275 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3277 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3279 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3281 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3284 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3285 arg1 with arg01 if arg1 is already INTEGER_CST.
3287 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3289 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3290 Transform (and (truncate)) into (truncate (and)).
3292 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3294 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3295 creating LHS paradoxical subregs. Fix surrounding returns to
3296 use NULL_RTX rather than 0.
3298 2009-07-08 DJ Delorie <dj@redhat.com>
3300 * config/mep/mep.c: (mep_option_can_inline_p): New.
3301 (TARGET_OPTION_CAN_INLINE_P): Define.
3303 2009-07-08 Mark Wielaard <mjw@redhat.com>
3306 * dwarf2out.c (add_data_member_location_attribute): When we have
3307 only a constant offset don't emit a new location description using
3308 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3311 2009-07-08 Richard Henderson <rth@redhat.com>
3314 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3315 (enum reg_class): Add CLOBBERED_REGS.
3316 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3317 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3318 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3319 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3320 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3321 force 64-bit sibcalls into R11.
3322 * config/i386/constraints.md (U): New constraint.
3323 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3324 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3325 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3327 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3329 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3331 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3332 * ebitmap.h (dump_ebitmap): Ditto.
3333 * optabs.h (optab_libfunc): Ditto.
3334 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3335 * tree-flow.h (vect_can_force_dr_alignment_p,
3336 get_vectype_for_scalar_type): Ditto.
3337 (vectorize_loops): Move prototype to ...
3338 * tree-vectorizer.h: ... here. Also, adjust comment.
3339 (vect_set_verbosity_level): Remove duplicate prototype.
3340 * tree-ssa-loop.c: Include tree-vectorizer.h.
3341 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3343 2009-07-08 Nick Clifton <nickc@redhat.com>
3345 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3348 2009-07-08 DJ Delorie <dj@redhat.com>
3350 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3351 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3352 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3354 * config/mep/intrinsics.md: Regenerated.
3355 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3356 registers when asm() or calls are detected.
3358 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3361 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3363 * gimple (gimple_build_call_from_tree): Likewise.
3364 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3365 no_warning flag before warning.
3367 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3369 * tree.c (set_expr_locus): Remove.
3370 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3371 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3373 * gimplify.c (internal_get_tmp_var): Likewise.
3374 (gimplify_call_expr): Likewise.
3375 (gimplify_one_sizepos): Likewise.
3377 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3380 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3381 to variables for debugging purposes.
3383 2009-06-23 Mark Loeser <mark@halcy0n.com>
3386 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3388 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3390 * pretty-print.c (pp_base_format): Remove %J.
3391 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3392 gcc_cxxdiag_char_table): Likewise.
3393 (init_dynamic_diag_info): Likewise.
3395 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3397 * pretty-print.c (pp_base_format): Remove %H.
3398 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3399 gcc_cxxdiag_char_table): Likewise.
3400 (init_dynamic_diag_info): Likewise.
3401 * config/mep/mep.c (mep_select_section): Likewise.
3403 2009-07-07 Duncan Sands <baldrick@free.fr>
3405 * final.c (pass_clean_state): Give the pass a name.
3406 * passes.c (pass_rest_of_compilation): Likewise.
3407 * tree-optimize.c (pass_all_optimizations): Likewise.
3409 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3411 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3412 an extra 'decl' for error_at.
3414 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3417 * tree-tailcall.c (adjust_return_value_with_ops,
3418 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3419 if it has complex or vector type.
3421 2009-07-07 Olivier Hainque <hainque@adacore.com>
3423 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3426 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3428 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3430 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3432 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3433 * c-decl.c: Likewise.
3434 * function.c: Likewise.
3435 * varasm.c: Likewise.
3436 * tree-ssa.c: Likewise.
3437 * c-common.c: Likewise.
3438 * tree-cfg.c: Likewise.
3439 * config/spu/spu.c: Likewise.
3440 * config/ia64/ia64.c: Likewise.
3441 * config/v850/v850.c: Likewise.
3443 2009-07-06 DJ Delorie <dj@redhat.com>
3445 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3446 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3447 unspecified accesses to control registers.
3448 * config/mep/intrinsics.md: Regenerate.
3449 * config/mep/intrinsics.h: Regenerate.
3450 * config/mep/mep-intrin.h: Regenerate.
3452 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3454 * c-lex.c: Replace %H by an explicit location. Update all calls.
3455 * c-common.c: Likewise.
3456 * c-decl.c: Likewise.
3457 * c-typeck.c: Likewise.
3458 * fold-const.c: Likewise.
3459 * gimplify.c: Likewise.
3461 * tree-cfg.c: Likewise.
3462 * tree-ssa-loop-niter.c: Likewise.
3463 * tree-vrp.c: Likewise.
3464 * value-prof.c: Likewise.
3466 2009-07-06 Diego Novillo <dnovillo@google.com>
3468 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3469 if it has one. Handle cases where VAR does not have an
3470 annotation or cfun is NULL.
3472 2009-07-06 Diego Novillo <dnovillo@google.com>
3474 * tree.c: Include debug.h.
3475 (initialize_tree_contains_struct): New.
3476 (init_ttree): Call it.
3477 (tree_node_structure_for_code): Factor out of ...
3478 (tree_node_structure): ... here.
3479 * treestruct.def (TS_PHI_NODE): Remove.
3480 (TS_GIMPLE_STATEMENT): Remove.
3482 2009-07-06 Diego Novillo <dnovillo@google.com>
3484 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3485 (debug_tree_chain): Handle cycles.
3487 2009-07-06 Nick Clifton <nickc@redhat.com>
3488 DJ Delorie <dj@redhat.com>
3490 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3491 __FMOVD_ENABLED__ is defined.
3493 (TARGET_FMOVD): Provide a default definition.
3494 (MASK_FMOVD): Likewise.
3495 (TARGET_CPU_CPP_BUILTINS): Define
3496 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3497 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3498 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3499 (split for DF load from memory into register): Also handle
3500 MEMs which consist of REG+DISP addressing.
3501 (split for DF store from register to memory): Likewise.
3502 (movsf_ie): Always use single fp_mode.
3503 * config/sh/sh.c (sh_override_options): Do not automatically
3504 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3505 that to the -mfmovd command line switch.
3506 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3507 (fldi_ok): Always allow.
3508 * config/sh/sh.opt (mfmovd): Remove this switch.
3509 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3511 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3512 Kaz Kojima <kkojima@gcc.gnu.org>
3514 PR rtl-optimization/30807
3515 * postreload.c (reload_combine): For every new use of REG_SUM,
3516 record the use of BASE.
3518 2009-07-06 Jan Hubicka <jh@suse.cz>
3520 * params.def: Revert my accidental commit at 2009-06-30.
3522 2009-07-04 Ian Lance Taylor <iant@google.com>
3525 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3527 (mingw_format_attribute_overrides): Likewise.
3529 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3532 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3533 don't check cfa.reg. Instead of cfa.indirect use
3534 fde && fde->drap_reg != INVALID_REGNUM test.
3536 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3538 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3540 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3543 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3545 2009-07-03 Richard Guenther <rguenther@suse.de>
3547 PR tree-optimization/40640
3548 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3551 2009-07-03 Jan Hubicka <jh@suse.cz>
3553 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3554 for size, reduce amount of inlining.
3556 2009-07-03 Richard Guenther <rguenther@suse.de>
3559 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3560 if t +- x is known to not overflow and the conversion widens the
3562 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3564 2009-07-03 Jan Hubicka <jh@suse.cz>
3566 * ipa-pure-const.c (analyze): Update loop optimizer init.
3567 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3568 try_remove_empty_loop, remove_empty_loops): Remove.
3569 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3570 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3571 to mark regular loops as neccesary.
3572 (degenerate_phi_p): New function.
3573 (propagate_necessity, remove_dead_phis): Use it.
3574 (forward_edge_to_pdom): Likewise.
3575 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3576 virtual PHI nodes that became unreachable.
3577 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3578 * tree-flow.h (remove_empty_loops): Remove.
3579 * passes.c (init_optimization_passes): Remove.
3581 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3583 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3584 can_create_pseudo_p.
3585 (*fix_trunc<mode>_i387_1): Ditto.
3586 (*floathi<mode>2_1): Ditto.
3587 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3588 (*fistdi2_1): Ditto.
3589 (*fist<mode>2_1): Ditto.
3590 (frndintxf2_floor): Ditto.
3591 (*fist<mode>2_floor_1): Ditto.
3592 (frndintxf2_ceil): Ditto.
3593 (*fist<mode>2_ceil_1): Ditto.
3594 (frndintxf2_trunc): Ditto.
3595 (frndintxf2_mask_pm): Ditto.
3596 (fxam<mode>2_i387_with_temp): Ditto.
3597 * config/i386/sse.md (mulv16qi3): Ditto.
3598 (*sse2_mulv4si3): Ditto.
3600 (sse4_2_pcmpestr): Ditto.
3601 (sse4_2_pcmpistr): Ditto.
3603 2009-07-03 Jan Hubicka <jh@suse.cz>
3605 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3606 (mark_stmt_necessary): Set it.
3607 (mark_operand_necessary): Set it.
3608 (mark_control_dependent_edges_necessary): Set it.
3609 (mark_virtual_phi_result_for_renaming): New function.
3610 (get_live_post_dom): New function.
3611 (forward_edge_to_pdom): New function.
3612 (remove_dead_stmt): Fix handling of control dependences.
3613 (tree_dce_init): Init new bitmap.
3614 (tree_dce_done): Free it.
3616 2009-07-02 Richard Guenther <rguenther@suse.de>
3619 * tree-ssa-structalias.c (new_var_info): Initialize
3622 2009-07-02 Jan Hubicka <jh@suse.cz>
3624 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3627 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3629 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3630 instead of recomputing it. Adjust calls.
3631 (emit_store_flag): Adjust recursive calls.
3633 2009-07-02 Richard Guenther <rguenther@suse.de>
3635 * tree-ssa-live.c (remove_unused_locals): Do not remove
3637 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3638 of DECL_EXTERNAL for HEAP variables.
3639 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3640 HEAP variables. Do not adjust RESTRICT vars.
3641 (find_what_var_points_to): Nobody cares if something
3644 2009-07-02 Ben Elliston <bje@au.ibm.com>
3646 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3647 pc_low and pc_high declarations to the top of the function.
3649 2009-07-01 DJ Delorie <dj@redhat.com>
3651 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3653 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3654 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3655 unspecified accesses to control registers.
3656 * config/mep/intrinsics.md: Regenerate.
3657 * config/mep/intrinsics.h: Regenerate.
3658 * config/mep/mep-intrin.h: Regenerate.
3660 2009-07-01 Anthony Green <green@moxielogic.com>
3662 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3663 instruction when possible.
3664 (moxie_expand_prologue): Ditto. Also, save an instruction and
3665 some complexity by popping off of $r12 instead of $sp.
3666 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3669 2009-07-01 Richard Henderson <rth@redhat.com>
3672 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3673 contained no insns, reposition note before last insn.
3675 2009-07-01 Richard Henderson <rth@redhat.com>
3678 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3679 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3681 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3684 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3685 darwin9 for printing reg addresses with %y.
3687 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3689 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3690 truncation from operands in binary operations.
3692 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3695 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3696 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3697 subreg of op0 to the original op0.
3699 * expmed.c (store_bit_field_1): Use a temporary as the destination
3700 instead of a paradoxical subreg when we need to truncate the result.
3702 2009-07-01 DJ Delorie <dj@redhat.com>
3704 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3705 names to VLIW variants.
3706 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3707 * config/mep/intrinsics.md: Regenerate.
3708 * config/mep/intrinsics.h: Regenerate.
3709 * config/mep/mep-intrin.h: Regenerate.
3711 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3714 * jump.c (returnjump_p): Revert last patch.
3715 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3717 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3720 * pa.md (casesi32p): Use jump table label to determine the offset
3722 (casesi64p): Likewise.
3724 * pa.c (forward_branch_p): Return bool type. Use instruction
3725 addresses when available. Assert that INSN has a jump label.
3726 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3729 2009-07-01 Richard Guenther <rguenther@suse.de>
3731 PR tree-optimization/19831
3732 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3733 that only act as barriers do not make any previous stores necessary.
3734 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3735 HEAP variables global, do not add a constraint from nonlocal.
3736 (find_func_aliases): Handle escapes through return statements.
3737 (compute_points_to_sets): Make escaped HEAP variables global.
3739 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3742 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3743 after reducing a DImode cstore to SImode.
3745 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3747 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3748 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3750 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3752 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3753 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3755 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3756 and umod_optab if TARGET_BSD_DIVMOD.
3757 * config/vax/lib1funcs.asm: New file.
3758 * config/vax/t-linux: New file.
3759 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3761 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3764 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3765 to type arguments that have void type.
3768 * dwarf2out.c (gen_formal_parameter_die): Call
3769 equate_decl_number_to_die if node is different from origin.
3771 2009-06-30 Anthony Green <green@moxielogic.com>
3773 Clean up moxie port for --enable-build-with-cxx.
3774 * config/moxie/moxie.c (moxie_function_value): First two
3775 parameters are const_tree, not tree.
3776 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3777 (REG_CLASS_NAMES): Ditto.
3778 (REGNO_REG_CLASS): Ditto.
3779 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3780 (moxie_function_value): Fix constyness of arguments.
3782 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3784 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3785 finalize_size_functions before further processing.
3786 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3787 (variable_size): Call self_referential_size on size expressions
3788 that contain a PLACEHOLDER_EXPR.
3789 (size_functions): New static variable.
3790 (copy_self_referential_tree_r): New static function.
3791 (self_referential_size): Likewise.
3792 (finalize_size_functions): New global function.
3793 * tree.c: Include tree-inline.h.
3794 (push_without_duplicates): New static function.
3795 (find_placeholder_in_expr): New global function.
3796 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3798 <tcc_expression>: Likewise.
3799 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3800 the call in the expression.
3801 * tree.h (finalize_size_functions): Declare.
3802 (find_placeholder_in_expr): Likewise.
3803 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3804 (substitute_placeholder_in_expr): Update comment.
3805 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3807 (copy_tree_body_r): Likewise.
3808 (copy_tree_body): New static function.
3809 (maybe_inline_call_in_expr): New global function.
3810 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3811 (maybe_inline_call_in_expr): Declare.
3812 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3813 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3816 2009-06-30 Richard Guenther <rguenther@suse.de>
3818 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3820 (propagate_necessity): Do not mark reaching defs of stores
3823 2009-06-30 Jan Hubicka <jh@suse.cz>
3825 * cfgloopanal.c (check_irred): Move into ...
3826 (mark_irreducible_loops): ... here; return true if ireducible
3828 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3829 (analyze_function): Try to prove loop finiteness.
3830 * cfgloop.h (mark_irreducible_loops): Update prototype.
3831 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3833 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3835 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3837 2009-06-30 Ira Rosen <irar@il.ibm.com>
3839 PR tree-optimization/40542
3840 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3843 2009-06-30 Martin Jambor <mjambor@suse.cz>
3845 PR tree-optimization/40582
3846 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3847 than useless_type_conversion_p.
3848 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3851 2009-06-30 Martin Jambor <mjambor@suse.cz>
3854 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3856 2009-06-30 Richard Guenther <rguenther@suse.de>
3858 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3859 use ao_ref references.
3860 (walk_aliased_vdefs): Likewise.
3861 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3862 * tree-ssa-dce.c (struct ref_data): Remove.
3863 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3864 (mark_aliased_reaching_defs_necessary): Adjust.
3865 (mark_all_reaching_defs_necessary_1): Likewise.
3867 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3870 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3871 (emit_store_flag_1): Extract from emit_store_flag, adjust
3872 calls to (what now is) emit_cstore.
3873 (emit_store_flag): Call emit_store_flag_1 and also use it
3874 for what used to be recursive calls.
3876 2009-06-30 Wei Guozhi <carrot@google.com>
3879 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3880 if the target bb post dominates from bb.
3881 * config/i386/i386.c (memory_address_length): Check existence of base
3882 register before using it.
3884 2009-06-30 Nick Clifton <nickc@redhat.com>
3885 DJ Delorie <dj@redhat.com>
3887 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3888 __FMOVD_ENABLED__ is defined.
3890 (TARGET_FMOVD): Provide a default definition.
3891 (MASK_FMOVD): Likewise.
3892 (TARGET_CPU_CPP_BUILTINS): Define
3893 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3894 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3895 two fmov instructions depending upon whether TARGET_FMOVD is
3897 (split for DF load from memory into register): Also handle
3898 MEMs which consist of REG+DISP addressing.
3899 (split for DF store from register to memory): Likewise.
3900 * config/sh/sh.opt (mfmovd): Remove this switch.
3901 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3902 * config/sh/sh.c (sh_override_options): Do not automatically
3903 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3904 that to the -mfmovd command line switch.
3906 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3908 (fldi_ok): Always allow.
3909 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3911 2009-06-29 DJ Delorie <dj@redhat.com>
3913 * doc/install.texi (mep-x-elf): Correct chip's full name.
3915 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3917 * doc/extend.texi: Fix typo.
3919 2009-06-29 Tom Tromey <tromey@redhat.com>
3922 * Makefile.in (DWARF2_H): New variable.
3924 (dwarf2out.o): Likewise.
3925 (dwarf2asm.o): Likewise.
3926 * config/i386/t-i386: Use DWARF2_H.
3927 * except.c: Include elf/dwarf2.h.
3928 * unwind-dw2.c: Include elf/dwarf2.h.
3929 * dwarf2out.c: Include elf/dwarf2.h.
3930 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3931 <dtprel>: New field.
3932 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3933 (size_of_loc_descr): Likewise.
3934 (output_loc_operands_raw): Likewise.
3935 (output_loc_operands): Handle new dtprel field.
3936 (loc_checksum): Update.
3937 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3938 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3939 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3940 * dwarf2asm.c: Include elf/dwarf2.h.
3941 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3942 * config/mmix/mmix.c: Include elf/dwarf2.h.
3943 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3944 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3945 * config/sh/sh.c: Include elf/dwarf2.h.
3946 * config/i386/i386.c: Include elf/dwarf2.h.
3948 2009-06-29 DJ Delorie <dj@redhat.com>
3950 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3952 * doc/extend.texi: Add MeP attributes and pragmas.
3953 * doc/invoke.text: Add MeP Options.
3954 * doc/contrib.texi: Add MeP contribution.
3955 * doc/md.texi: Add MeP constraints.
3956 * doc/install.texi: Add MeP target.
3958 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3960 * target.h (struct gcc_target): Add frame_pointer_required field.
3961 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3962 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3963 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3965 * reload1.c (update_eliminables): (Ditto.).
3966 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3967 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3968 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3970 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3972 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3973 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3974 (arm_frame_pointer_required): New function.
3976 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3977 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3978 (avr_frame_pointer_required_p): Declare as static.
3979 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3981 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3982 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3983 (bfin_frame_pointer_required): Make as static, change return type
3985 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3987 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3988 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3989 (cris_frame_pointer_required): New function.
3991 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3993 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3994 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3995 (fr30_frame_pointer_required): New function.
3997 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3998 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3999 (frv_frame_pointer_required): Make as static, change return type
4001 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4003 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4004 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4005 (ix86_frame_pointer_required): Make as static, change return type to
4007 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4009 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4010 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4012 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4014 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4016 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4018 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4019 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4020 (mips_frame_pointer_required): Make as static.
4021 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4023 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4024 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4025 (mmix_frame_pointer_required): Mew function.
4027 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4028 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4030 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4032 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4034 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4036 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4037 (CAN_ELIMINATE): Redefine.
4038 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4039 (sparc_frame_pointer_required): New function.
4040 (sparc_can_eliminate): New function.
4041 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4043 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4044 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4046 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4047 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4048 (xtensa_frame_pointer_required): Make as static, change return type
4050 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4053 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4055 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4056 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4057 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4058 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4059 (register_callback): Handle PLUGIN_START_UNIT.
4060 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4062 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4064 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4066 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4067 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4069 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4071 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4074 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4076 * doc/extend.texi (Additional Floating Types): __float128 is also
4077 supported on i386 targets.
4079 2009-06-29 Richard Guenther <rguenther@suse.de>
4082 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4084 (pt_solutions_same_restrict_base): Declare.
4085 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4087 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4088 (make_constraint_from, make_copy_constraint): Move earlier.
4089 (make_constraint_from_heapvar): New function.
4090 (make_constraint_from_restrict): Likewise.
4091 (handle_lhs_call): Use it.
4092 (find_func_aliases): Use it to track conversions to restrict
4094 (struct fieldoff): Add only_restrict_pointers flag.
4095 (push_fields_onto_fieldstack): Initialize it.
4096 (create_variable_info_for): Track global restrict qualified pointers.
4097 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4098 Track restrict qualified pointer arguments.
4099 (set_uids_in_ptset): Use varinfo is_global_var flag.
4100 (find_what_var_points_to): Set the vars_contains_restrict flag.
4101 Always create the points-to solution for sets including restrict tags.
4102 (pt_solutions_same_restrict_base): New function.
4103 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4104 qualified pointers use pt_solutions_same_restrict_base as
4105 additional source for disambiguation.
4107 2009-06-29 Richard Guenther <rguenther@suse.de>
4110 * alias.c (find_base_decl): Remove.
4111 (get_deref_alias_set_1): Remove restrict handling.
4112 * c-common.c (c_apply_type_quals_to_decl): Do not set
4113 DECL_POINTER_ALIAS_SET.
4114 * gimplify.c (find_single_pointer_decl_1): Remove.
4115 (find_single_pointer_decl): Likewise.
4116 (internal_get_tmp_var): Remove restrict handling.
4117 (gimple_regimplify_operands): Likewise.
4118 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4119 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4120 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4121 * tree.c (restrict_base_for_decl): Remove.
4122 (init_ttree): Do not allocate it.
4123 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4124 LABEL_DECL_UID for label decls.
4125 (copy_node_stat): Do not copy restrict information.
4126 (decl_restrict_base_lookup): Remove.
4127 (decl_restrict_base_insert): Likewise.
4128 (print_restrict_base_statistics): Likewise.
4129 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4130 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4131 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4132 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4133 (LABEL_DECL_UID): Adjust.
4134 (DECL_BASED_ON_RESTRICT_P): Remove.
4135 (DECL_GET_RESTRICT_BASE): Likewise.
4136 (SET_DECL_RESTRICT_BASE): Likewise.
4137 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4139 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4140 instead of DECL_POINTER_ALIAS_SET.
4141 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4142 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4143 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4145 2009-06-29 Richard Guenther <rguenther@suse.de>
4147 PR tree-optimization/40579
4148 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4149 the IL to simplify has constants that overflowed.
4151 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4153 PR tree-optimization/40550
4154 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4155 vector_compute_type only when the size of vector_compute_type is
4156 less than the size of type.
4158 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4160 * fold-const.c (contains_label_1): Fix comments.
4161 (contains_label_p): Do not walk trees multiple time.
4163 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4165 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4166 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4167 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4168 ix86_fp_comparison_operator.
4169 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4170 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4171 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4172 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4173 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4174 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4175 (related splits): Change predicate to ix86_fp_comparison_operator.
4176 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4177 instead of ix86_fp_comparison_codes.
4178 (ix86_trivial_fp_comparison_operator,
4179 ix86_fp_comparison_operator): New.
4180 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4181 (ix86_expand_compare): Eliminate last two parameters.
4182 (ix86_fp_jump_nontrivial_p): Kill.
4183 * config/i386/i386.c (put_condition_code): Eliminate call to
4184 ix86_fp_comparison_codes and subsequent assertion.
4185 (ix86_fp_comparison_codes): Eliminate.
4186 (ix86_fp_swap_condition): New.
4187 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4188 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4189 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4190 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4191 and ix86_fp_swap_condition.
4192 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4193 Use ix86_fp_comparison_strategy.
4194 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4195 (ix86_fp_jump_nontrivial_p): Eliminate.
4196 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4197 call to ix86_expand_compare.
4198 (ix86_split_fp_branch, ix86_expand_setcc,
4199 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4200 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4202 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4204 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4205 related to jump_clobbers.
4206 * config/arm/arm.md (conds): Remove jump_clob case.
4207 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4208 splits): Change comparison_operator to arm_comparison_operator.
4209 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4212 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4214 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4215 condition for floating point modes.
4216 * expmed.c (emit_store_flag_1): Move here a bigger part
4218 (emit_store_flag): Try swapping the condition for floating point
4220 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4222 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4224 * expr.c (expand_expr_real_1): Just use do_store_flag.
4225 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4226 emit_store_flag_force.
4227 * expmed.c (emit_store_flag_force): Copy here trick
4228 previously in expand_expr_real_1. Try reversing the comparison.
4229 (emit_store_flag_1): Work if target is NULL.
4230 (emit_store_flag): Work if target is NULL, using the result mode
4231 from the comparison. Use split_comparison, restructure final part
4232 to simplify conditionals.
4234 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4236 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4237 * dojump.c (do_jump): Change handling of floating-point
4238 ops to use just do_compare_and_jump.
4239 (split_comparison): New.
4240 (do_compare_rtx_and_jump): Add here logic coming previously
4241 in do_jump, using split_comparison.
4243 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4246 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4248 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4250 * tree-ssa-alias.c: Fix unintentional commit.
4252 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4254 * passes.c (execute_one_pass): Fix unintentional commit.
4256 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4258 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4259 (df_rd_local_compute, df_md_local_compute): Inline them.
4261 (df_md_scratch): New.
4262 (df_md_alloc, df_md_free): Allocate/free it.
4263 (df_md_local_compute): Only include live registers in init.
4264 (df_md_transfer_function): Prune the in-set computed by
4265 the confluence function, and the gen-set too.
4267 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4269 PR rtl-optimization/26854
4270 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4271 * df-problems.c (df_rd_add_problem): Fix comment.
4272 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4273 df_md_simulate_artificial_defs_at_top,
4274 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4275 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4276 df_md_transfer_function, df_md_init, df_md_confluence_0,
4277 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4278 problem_MD, df_md_add_problem): New.
4279 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4280 df_md_get_bb_info): New.
4281 (DF_LAST_PROBLEM_PLUS1): Adjust.
4283 * Makefile.in (fwprop.o): Include domwalk.h.
4284 * fwprop.c: Include domwalk.h.
4285 (reg_defs, reg_defs_stack): New.
4286 (bitmap_only_bit_between): Remove.
4287 (process_defs): New.
4288 (process_uses): Use reg_defs and local_md instead of
4289 bitmap_only_bit_between and local_rd.
4290 (single_def_use_enter_block): New, from build_single_def_use_links.
4291 (single_def_use_leave_block): New.
4292 (build_single_def_use_links): Remove code moved to
4293 single_def_use_enter_block, invoke domwalk.
4294 (use_killed_between): Adjust comment.
4296 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4298 * bitmap.h (bitmap_ior_and_into): New.
4299 * bitmap.c (bitmap_ior_and_into): New.
4301 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4303 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4304 before_dom_children_before_stmts and after_dom_children_after_stmts.
4305 Rename the two remaining callbacks to just before_dom_children and
4306 after_dom_children. Remove other GIMPLE statement walking bits.
4307 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4308 * graphite.c: Do not include domwalk.h.
4309 * tree-into-ssa.c (interesting_blocks): New global.
4310 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4311 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4312 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4313 now that they're not domwalk callbacks.
4314 (rewrite_initialize_block): Rename to...
4315 (rewrite_enter_block): ... this, place after called functions. Test
4316 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4317 (rewrite_finalize_block): Rename to...
4318 (rewrite_leave_block): ... this, place after called functions.
4319 (rewrite_update_init_block): Rename to...
4320 (rewrite_update_enter_block): ... this, place after called functions.
4321 Test interesting_blocks, call rewrite_update_stmt and
4322 rewrite_update_phi_arguments.
4323 (rewrite_update_fini_block): Rename to...
4324 (rewrite_leave_block): ... this, place after called functions.
4325 (rewrite_blocks): Remove last argument, simplify initialization of
4327 (mark_def_sites_initialize_block): Rename to...
4328 (mark_def_sites_block): ... this, call mark_def_sites.
4329 (mark_def_sites_blocks): Remove argument, simplify initialization of
4331 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4332 (update_ssa): Likewise.
4333 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4335 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4336 (dom_opt_initialize_block): Rename to...
4337 (dom_opt_enter_block): ... this, place after called functions. Walk
4338 statements here, inline propagate_to_outgoing_edges.
4339 (dom_opt_finalize_block): Rename to...
4340 (dom_opt_leave_block): ... this, place after called functions.
4341 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4343 (dse_enter_block, dse_record_phi): New.
4344 (dse_record_phis): Delete.
4345 (dse_finalize_block): Rename to...
4346 (dse_leave_block): ... this.
4347 (tree_ssa_dse): Simplify initialization of walk_data.
4348 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4349 Adjust initialization of walk_data.
4350 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4351 * tree-ssa-loop-phiopt.c (get_non_trapping):
4352 Adjust initialization of walk_data.
4353 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4354 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4355 it's not a domwalk callback.
4356 (uncprop_initialize_block): Rename to...
4357 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4358 (dse_finalize_block): Rename to...
4359 (dse_leave_block): ... this.
4360 (tree_ssa_uncprop): Simplify initialization of walk_data.
4361 * Makefile.in: Adjust dependencies.
4363 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4365 * arm.md (casesi): Fix test for Thumb1.
4366 (thumb1_casesi_internal_pic): Likewise.
4367 (thumb1_casesi_dispatch): Likewise.
4369 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4371 * config/arm/arm-cores.def: Added core cortex-m0.
4372 * config/arm/arm-tune.md: Regenerated.
4373 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4375 2009-06-26 DJ Delorie <dj@redhat.com>
4377 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4379 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4380 the scheduler doesn't tag jump insns.
4382 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4384 * c-decl.c (merge_decls): Re-indent.
4386 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4389 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4390 Special-case decimal float constants.
4392 2009-06-26 Richard Henderson <rth@redhat.com>
4394 * function.h (struct function): Add cannot_be_copied_reason,
4395 and cannot_be_copied_set.
4396 * tree-inline.c (has_label_address_in_static_1): Rename from
4397 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4398 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4399 don't set inline_forbidden_reason.
4400 (copy_forbidden): New function, split out of inline_forbidden_p.
4401 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4402 (inline_forbidden_p): Use copy_forbidden.
4403 (tree_versionable_function_p): Likewise.
4404 (inlinable_function_p): Merge into tree_inlinable_function_p.
4405 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4406 * ipa-cp.c (ipcp_versionable_function_p): New function.
4407 (ipcp_cloning_candidate_p): Use it.
4408 (ipcp_node_modifiable_p): Likewise.
4410 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4412 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4413 that is marked not to be inlined. Remove flag_mudflap use.
4414 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4415 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4417 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4420 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4421 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4423 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4425 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4427 (__mingwthr_remove_key_dtor): Likewise.
4429 2009-06-26 Richard Guenther <rguenther@suse.de>
4431 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4433 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4436 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4437 try the non-cond_exec path also.
4439 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4442 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4443 (output_cbranch): Use new functions.
4444 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4447 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4448 Pat Haugen <pthaugen@us.ibm.com>
4449 Revital Eres <ERES@il.ibm.com>
4451 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4452 for %c error. Add %x support to print VSX registers as a unified
4453 register set, instead of separate float and altivec registers.
4454 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4455 %y case, and add support for VSX pre-modify addresses.
4456 (output_toc): Add assert for CONST containing an integer constant
4458 (rs6000_adjust_cost): Add POWER7 support.
4459 (insn_must_be_first_in_group): Ditto.
4460 (insn_must_be_last_in_group): Ditto.
4461 (rs6000_emit_popcount): Ditto.
4462 (rs6000_vector_mode_supported_p): Ditto.
4464 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4465 Change some of the functions called by macros to being called
4466 through a pointer, so debug functions can be inserted if
4467 -mdebug=addr or -mdebug=cost.
4468 (rs6000_preferred_reload_class_ptr): Ditto.
4469 (rs6000_secondary_reload_class_ptr): Ditto.
4470 (rs6000_secondary_memory_needed_ptr): Ditto.
4471 (rs6000_cannot_change_mode_class_ptr): Ditto.
4472 (rs6000_secondary_reload_inner): Ditto.
4473 (rs6000_legitimize_reload_address): Ditto.
4474 (rs6000_legitimize_reload_address_ptr): Ditto.
4475 (rs6000_mode_dependent_address): Ditto.
4476 (rs6000_mode_dependent_address_ptr): Ditto.
4478 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4479 function to return true if the mode allows reg + integer
4481 (virtual_stack_registers_memory_p): New function to return true if
4482 the address refers to a virtual stack register.
4483 (rs6000_legitimate_offset_address_p): Move code to say whether a
4484 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4486 (rs6000_legitimate_address_p): Add checks for modes that only can
4487 do reg+reg addressing. Start adding VSX support.
4488 (rs6000_legitimize_reload_address): Ditto.
4489 (rs6000_legitimize_address): Ditto.
4490 (rs6000_debug_legitimate_address_p): New debug functions for
4491 -mdebug=addr and -mdebug=cost.
4492 (rs6000_debug_rtx_costs): Ditto.
4493 (rs6000_debug_address_costs): Ditto.
4494 (rs6000_debug_adjust_cost): Ditto.
4495 (rs6000_debug_legitimize_address): Ditto.
4496 (rs6000_legitimize_reload_address_ptr): Point to call normal
4497 function or debug function. Make functions called via pointer
4499 (rs6000_mode_dependent_address_ptr): Ditto.
4500 (rs6000_secondary_reload_class_ptr): Ditto.
4501 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4502 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4503 into a friendlier error.
4504 (rs6000_init_builtins): Add initial VSX support.
4505 (rs6000_adjust_cost): Fix some spacing issues.
4507 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4508 (REG_CLASS_NAMES): Ditto.
4509 (REG_CLASS_CONTENTS): Ditto.
4510 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4511 pointer, to add -mdebug=addr support.
4512 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4513 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4514 -mdebug=addr support.
4515 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4516 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4517 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4519 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4521 (bswapsi*): Set attribute types for load/store. Add combiner
4522 patterns to eliminate zero extend on 64-bit.
4523 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4524 stdbrx if the hardware supports those instructions.
4526 2009-06-25 Ian Lance Taylor <iant@google.com>
4528 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4529 (Link Options): Document -static-libstdc++.
4531 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4534 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4535 DATA_ALIGNMENT instead.
4537 2009-06-25 Richard Guenther <rguenther@suse.de>
4539 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4540 indirect references against the callused/escaped solutions.
4541 (call_may_clobber_ref_p_1): Likewise.
4543 2009-06-25 Martin Jambor <mjambor@suse.cz>
4545 PR tree-optimization/40493
4546 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4547 (enum unscalarized_data_handling): New type.
4548 (handle_unscalarized_data_in_subtree): Return what has been done.
4549 (load_assign_lhs_subreplacements): Handle left flushes differently.
4550 (sra_modify_assign): Use unscalarized_data_handling, simplified
4551 condition determining whether to remove the statement.
4553 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4555 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4556 excerpt - @ should be doubled for texinfo.
4558 2009-06-24 Ian Lance Taylor <iant@google.com>
4560 * config/arc/arc.c: Include "df.h".
4561 (arc_attribute_table): Make static. Move higher in file.
4562 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4563 (output_shift): Initialize n later to avoid warning.
4564 * config/arm/arm.c (arm_attribute_table): Make static. Move
4566 * config/avr/avr.c (avr_attribute_table): Make static. Move
4568 (reg_class_tab): Change array type from int to enum reg_class.
4569 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4571 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4572 (lshrhi3_out): Likewise.
4573 (class_likely_spilled_p): Change return type to bool.
4574 (avr_rtx_costs): Use local code variable with enum type.
4575 * config/avr/avr.md (movmemhi): Use add_reg_note.
4576 (andhi3, andsi3): Don't use AS2 with "and".
4577 (iorhi3, iorsi3): Don't use AS2 with "or".
4578 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4579 * config/crx/crx.c: Include "df.h".
4580 (crx_attribute_table): Make static.
4581 * config/m32r/m32r.c: Include "df.h".
4582 (m32r_attribute_table): Make static. Move higher in file.
4583 (pop): Use add_reg_note.
4584 (block_move_call): Change 0 to LCT_NORMAL in function call.
4585 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4586 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4587 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4588 declare, not just when TREE_CODE is defined.
4589 * config/m68hc11/m68hc11.c: Include "expr.h".
4590 (m68hc11_attribute_table): Make static. Move higher in file.
4591 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4593 (m68hc11_register_indirect_p): Likewise.
4594 (m68hc11_function_arg_padding): Change return type to enum
4596 (emit_move_after_reload): Use add_reg_note.
4597 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4598 (m68hc11_split_logical): Likewise.
4599 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4601 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4602 to VOIDmode in function call.
4603 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4605 (m68hc11_split_logical): Update declaration.
4606 (m68hc11_function_arg_padding): Update declaration.
4607 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4608 to array of enum reg_class.
4609 (mcore_attribute_table): Make static. Move higher in file.
4610 (mcore_rtx_costs): Add cast to enum type.
4611 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4612 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4613 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4615 * config/sh/predicates.md (trapping_target_operand): Rename and to
4617 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4619 * config/spu/spu.c (spu_attribute_table): Make static. Move
4621 * config/v850/v850.c (v850_attribute_table): Make static. Move
4623 (v850_rtx_costs): Use local code with enum type.
4624 (expand_epilogue): Add cast.
4625 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4627 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4630 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4631 -m2a-single-only and -m2a-nofpu.
4632 * config/sh/sh.opt: Document m2a generates FPU code.
4634 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4636 * defaults.h (CAN_ELIMINATE): Provide default.
4637 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4638 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4639 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4640 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4641 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4642 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4643 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4644 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4645 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4646 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4648 2009-06-24 DJ Delorie <dj@redhat.com>
4650 * mep-ext-cop.cpu: Fix copyright notice.
4651 * mep-default: Fix copyright notice.
4652 * mep-core: Fix copyright notice.
4653 * mep: Fix copyright notice.
4654 * mep-ivc2: Fix copyright notice.
4655 * mep-c5: Fix copyright notice.
4657 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4659 * doc/contrib.texi (Contributors):
4661 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4664 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4665 src and dst operands if necessary.
4667 2009-06-23 DJ Delorie <dj@redhat.com>
4670 * config.gcc: Add mep support.
4671 * recog.c: Resurrect validate_replace_rtx_subexp().
4672 * recog.h: Likewise.
4673 * config/mep/: Add new port:
4674 * config/mep/constraints.md: New file.
4675 * config/mep/default.h: New file.
4676 * config/mep/intrinsics.h: New file.
4677 * config/mep/intrinsics.md: New file.
4678 * config/mep/ivc2-template.h: New file.
4679 * config/mep/mep-c5.cpu: New file.
4680 * config/mep/mep-core.cpu: New file.
4681 * config/mep/mep-default.cpu: New file.
4682 * config/mep/mep-ext-cop.cpu: New file.
4683 * config/mep/mep-intrin.h: New file.
4684 * config/mep/mep-ivc2.cpu: New file.
4685 * config/mep/mep-lib1.asm: New file.
4686 * config/mep/mep-lib2.c: New file.
4687 * config/mep/mep-pragma.c: New file.
4688 * config/mep/mep-protos.h: New file.
4689 * config/mep/mep-tramp.c: New file.
4690 * config/mep/mep.c: New file.
4691 * config/mep/mep.cpu: New file.
4692 * config/mep/mep.h: New file.
4693 * config/mep/mep.md: New file.
4694 * config/mep/mep.opt: New file.
4695 * config/mep/predicates.md: New file.
4696 * config/mep/t-mep: New file.
4698 2009-06-23 Ian Lance Taylor <iant@google.com>
4700 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4701 from loose_warn into c_loose_warn and from strict_warn into
4702 c_strict_warn. Set and substitute warn_cxxflags. Check for
4703 --enable-build-with-cxx. Set and substitute
4704 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4705 * Makefile.in (CXXFLAGS): New variable.
4706 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4707 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4708 the default is the same as $(STRICT_WARN).
4709 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4710 (CXX): New variable.
4711 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4712 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4713 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4714 (HOST_LIBS): New variable.
4715 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4716 (ALL_CXXFLAGS): New variable.
4717 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4718 * doc/install.texi (Configuration): Document
4719 --enable-build-with-cxx, --with-stage1-ldflags,
4720 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4721 * configure: Rebuild.
4723 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4725 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4726 from previous commit.
4728 2009-06-23 Ian Lance Taylor <iant@google.com>
4730 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4732 2009-06-23 Ian Lance Taylor <iant@google.com>
4734 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4735 with ATTRIBUTE_UNUSED.
4737 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4738 Pat Haugen <pthaugen@us.ibm.com>
4739 Revital Eres <eres@il.ibm.com>
4741 * config.in (HAVE_AS_POPCNTD): Add default definition.
4742 (HAVE_AS_LWSYNC): Ditto.
4744 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4746 (gcc_cv_as_powerpc_cmpb): Ditto.
4747 (gcc_cv_as_powerpc_dfp): Ditto.
4748 (gcc_cv_as_powerpc_vsx): Ditto.
4749 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4750 supporting the popcntd/lwsync instructions.
4751 (gcc_cv_as_powerpc_lwsync): Ditto.
4752 * configure: Regenerate.
4754 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4755 -mcpu=native and -mcpu=power7.
4756 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4758 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4759 a variable instead of a mask to reduce the number of mask bits.
4760 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4761 (-mbit-word): Ditto.
4762 (-mregnames): Ditto.
4763 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4764 (-mfused-madd): Ditto.
4766 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4768 (-mvsx): New switch for VSX instructions.
4769 (-misel): Move from a variable to a mask to allow it to be set by
4772 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4773 function declaration to an array declaration.
4774 (rs6000_hard_regno_nregs): New external array declaration.
4776 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4777 files included by rs6000.md.
4779 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4780 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4782 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4784 (rs6000_debug_reg): New -mdebug= variables.
4785 (rs6000_debug_addr): Ditto.
4786 (rs6000_debug_cost): Ditto.
4787 (rs6000_pmode): New variable to hold Pmode.
4788 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4789 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4790 calculated at compiler start.
4791 (rs6000_hard_regno_nregs): Change function to an array which holds
4792 HARD_REGNO_NREGS calculated at compiler start.
4793 (rs6000_explicit_options): Delete isel field.
4794 (rs6000_vector_unit): New array to hold which vector unit
4795 supports arithmetic options for a given type.
4796 (rs6000_vector_mem): New array to hold which vector unit supports
4797 memory reference operations for a given type.
4798 (rs6000_vector_align): New array to given the alignment of each
4800 (power7_cost): New basic costs for power7.
4801 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4802 (rs6000_hard_regno_nregs_internal): New function, moved from
4803 HARD_REGNO_NREGS, to calculate the number of registers each hard
4804 register takes for each type.
4805 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4806 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4807 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4808 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4809 unit information here so it is calculated once at compiler startup
4811 (rs6000_override_options): Make -misel a target mask. Add more
4812 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4813 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4815 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4816 (rs6000_handle_option): Move -misel from variable to target mask.
4817 (rs6000_builtin_mask_for_load): Add VSX support.
4818 (rs6000_conditional_register_usage): Ditto.
4819 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4820 (function_arg_boundary): Ditto.
4821 (rs6000_expand_builtin): Ditto.
4822 (def_builtin): Make abort message a little friendlier.
4823 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4825 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4826 assembler support the popcntd instruction instead of a vsx
4827 instruction to enable power7 support.
4828 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4829 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4830 option to the assembler if -mcpu=native.
4831 (ASM_CPU_NATIVE_SPEC): Ditto.
4832 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4834 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4835 the lwsync instruction.
4836 (enum processor_type): Add PROCESSOR_POWER7.
4837 (rs6000_debug_reg): New -mdebug= options.
4838 (rs6000_debug_addr): Ditto.
4839 (rs6000_debug_cost): Ditto.
4840 (rs6000_isel): Delete.
4841 (enum rs6000_vector): New enum to say what vector unit we have.
4842 (VECTOR_UNIT_*): New macros to say which vector unit has
4843 arithmetic operations for a given type.
4844 (VECTOR_MEM_*): New macros to say which vector unit has memory
4845 operations for a given type.
4846 (TARGET_LDBRX): Whether the machine supports the ldbrx
4848 (TARGET_ISEL): Delete, -misel moved to be a mask.
4849 (TARGET_ISEL64): New macro for 64-bit isel support.
4850 (UNITS_PER_VSX_WORD): New macro.
4851 (POINTER_SIZE): Move to be an external variable, rather than
4852 calculating whether we are generating 32 ot 64-bit code.
4854 (STACK_BOUNDARY): Add VSX support.
4855 (LOCAL_ALIGNMENT): Ditto.
4856 (SLOW_UNALIGNED_ACCESS): Ditto.
4857 (VSX_REGNO_P): New macro for VSX support.
4858 (VFLOAT_REGNO_P): Ditto.
4859 (VINT_REGNO_P): Ditto.
4860 (VLOGICAL_REGNO_P): Ditto.
4861 (VSX_VECTOR_MODE): Ditto.
4862 (VSX_SCALAR_MODE): Ditto.
4864 (VSX_MOVE_MODE): Ditto.
4865 (VSX_REG_CLASS_P): Ditto.
4866 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4868 (UNITS_PER_SIMD_WORD): Add VSX support.
4869 (MODES_TIEABLE_P): Ditto.
4870 (STARTING_FRAME_OFFSET): Ditto.
4871 (STACK_DYNAMIC_OFFSET): Ditto.
4872 (EPILOGUE_USES): Ditto.
4873 (REGNO_REG_CLASS): Move to array lookup.
4874 (CLASS_MAX_NREGS): Ditto.
4875 (rs6000_vector_reg_class): Add declaration.
4876 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4877 overlap with the floating point and Altivec registers.
4879 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4881 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4882 give the appropriate asm switches if -mcpu=native.
4883 (host_detect_local_cpu): Add support for "asm".
4884 (host_detect_local_cpu): Follow GNU code guidelines for name.
4886 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4887 -mbit-word to a variable instead of being a target mask.
4889 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4890 emit the lwsync instruction instead of emitting the instruction as
4891 an integer constant.
4893 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4894 fixuns_trundfsi2, move expander into rs6000.md.
4896 * config/rs6000/rs6000.md (cpu): Add power7.
4897 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4898 (logical predicate patterns): Change the single instruction
4899 primitives that set CR0 to be fast_compare instead of compare.
4901 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4902 (popcntddi2): Ditto.
4903 (popcount<mode>): Ditto.
4904 (floating multiply/add insns): Name the floating point
4906 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4907 (isel_unsigned_<mode>): Ditto.
4908 (fixuns_trundfsi2): Move expander here from spe.md.
4909 (smindi3): Define if we have -misel on 64-bit systems.
4914 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4916 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4918 * config/avr/avr.c (avr_current_device): New variable.
4919 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4920 (avr_arch, mcu_type_s): Move to avr.h.
4921 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4922 default_data_section_start fields.
4923 (avr_arch): Moved from avr.c.
4924 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4925 library_name fields.
4926 (avr_current_device, avr_mcu_types, avr_arch_types,
4927 avr_device_to_arch, avr_device_to_data_start,
4928 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4929 (EXTRA_SPEC_FUNCTIONS): Define.
4930 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4931 options mapping. Use device_to_arch and device_to_data_start insted.
4932 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4933 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4934 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4935 * config/avr/driver-avr.c: New file.
4936 * config/avr/avr-devices.c: New file.
4938 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4940 * var-tracking.c (unshare_variable): Force initialized to
4941 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4942 (set_variable_part): Likewise.
4943 (struct variable_union_info): Remove pos_src field.
4944 (vui_vec, vui_allocated): New variables.
4945 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4946 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4947 == 1 use a simpler sorting algorithm. Compute pos field right
4948 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4949 Avoid quadratic comparison if !flag_var_tracking_uninit.
4950 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4951 unshare_variable unconditionally.
4952 (dataflow_set_different_2): Removed.
4953 (dataflow_set_different): Don't traverse second hash table.
4954 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4955 unconditionally to var_reg_set or var_mem_set.
4956 (emit_notes_in_bb): Likewise.
4957 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4959 (emit_note_insn_var_location): Don't set initialized to
4960 VAR_INIT_STATUS_INITIALIZED early.
4961 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4963 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4965 * tree-object-size.c (addr_object_size): Instead of checking
4966 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4967 are no FIELD_DECLs following it.
4969 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4971 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4972 order to match bswaps with signed source operands.
4974 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4976 * sdbout.c (sdbout_one_type): Fix braces in switch.
4978 2009-06-23 Richard Guenther <rguenther@suse.de>
4980 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4982 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4983 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4984 var_callused, callused_tree, var_storedanything, storedanything_tree,
4985 var_integer, integer_tree): Remove global variables.
4986 (new_var_info): Do not pass new id, append the new var to the
4987 global variable vector.
4988 (do_ds_constraint): Use is_global_var member of the variable-info.
4989 (new_scalar_tmp_constraint_exp): Adjust.
4990 (create_function_info_for): Likewise.
4991 (create_variable_info_for): Likewise.
4992 (find_what_var_points_to): Remove dead code.
4993 (init_base_vars): Simplify.
4994 (compute_points_to_sets): Adjust.
4996 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4998 * combine.c (try_combine): Dump information about the insns we're
5001 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5003 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5004 check when calling force_to_mode on TRUNCATE's operand.
5006 2009-06-22 Ian Lance Taylor <iant@google.com>
5008 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5010 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5012 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5014 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5016 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5017 override library linkage flags such as -static-libgcc or
5020 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5022 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5024 2009-06-22 Ian Lance Taylor <iant@google.com>
5026 * config/linux.opt: Put mglibc ahead of muclibc.
5028 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5029 for duplicate decls.
5031 2009-06-22 Matthias Klose <doko@ubuntu.com>
5033 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5035 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5038 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5039 instead of NULL if a parser error occurs.
5041 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5043 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5044 non-DWARF2_DEBUGGING_INFO version.
5046 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5048 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5049 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5051 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5052 (LIBGCC2_TF_CEXT): Define.
5055 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5058 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5060 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5062 * config/arm/arm.c (arm_override_options): Disable
5063 -mcaller-super-interworking and -mcallee-super-interworking.
5064 * doc/invoke.texi (ARM Options): Document this.
5066 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5068 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5069 * config/arm/constraints.md (j): New constraint for movw operands.
5070 (N): Remove thumb2 meaning.
5071 * config/arm/arm.md (*arm_movw): Delete.
5072 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5073 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5074 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5076 2009-06-22 Martin Jambor <mjambor@suse.cz>
5078 PR tree-optimization/40492
5079 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5080 build_ref_for_offset.
5082 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5084 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5085 JUMP_TABLE_DATA_P predicates where applicable.
5086 * auto-inc-dec.c: Ditto.
5087 * builtins.c: Ditto.
5088 * caller-save.c: Ditto.
5090 * cfgcleanup.c: Ditto.
5091 * cfglayout.c: Ditto.
5094 * combine-stack-adj.c: Ditto.
5100 * dwarf2asm.c: Ditto.
5101 * dwarf2out.c: Ditto.
5102 * emit-rtl.c: Ditto.
5108 * function.c: Ditto.
5111 * genpreds.c: Ditto.
5112 * genrecog.c: Ditto.
5114 * ira-costs.c: Ditto.
5115 * ira-lives.c: Ditto.
5118 * lower-subreg.c: Ditto.
5119 * modulo-sched.c: Ditto.
5121 * postreload.c: Ditto.
5122 * print-rtl.c: Ditto.
5131 * sched-vis.c: Ditto.
5133 * sel-sched-ir.c: Ditto.
5134 * simplify-rtx.c: Ditto.
5135 * targhooks.c: Ditto.
5136 * var-tracking.c: Ditto.
5137 * vmsdbgout.c: Ditto.
5139 2009-06-22 Matthias Klose <doko@ubuntu.com>
5141 * Makefile.in (install-plugin): Always use DESTDIR.
5143 2009-06-22 Olivier Hainque <hainque@adacore.com>
5145 * config/pa/pa.c (output_call): Don't optimize post call jumps
5146 into return address adjustments if the call may throw.
5148 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5150 * arm.c (thumb1_output_casesi): New function.
5151 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5152 optimizing for size or PIC.
5153 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5154 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5155 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5156 (thumb1_casesi_internal_pic): New expand rule.
5157 (thumb1_casesi_dispatch): New pattern.
5158 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5160 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5161 in the text seciton when PIC or optimizing for size.
5162 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5163 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5164 preservation properties of code.
5165 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5166 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5167 (__gnu_thumb1_case_si): New function.
5168 * t-arm (LIB1ASMSRC): Define here.
5169 (LIB1ASMFUNCS): Add some common functions.
5170 * t-arm-elf (LIB1ASMSRC): Delete.
5171 (LIB1ASMFUNCS): Append to existing set.
5172 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5173 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5174 * t-symbian (LIB1ASMFUNCS): Likewise.
5175 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5176 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5178 2009-06-21 Richard Guenther <rguenther@suse.de>
5180 PR tree-optimization/38729
5181 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5182 to loops with a single exit if -fno-expensive-optimizations.
5184 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5186 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5187 (dataflow_set): Change vars type from htab_t to shared_hash.
5188 (shared_hash_pool, empty_shared_hash): New variables.
5189 (vars_clear): Removed.
5190 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5191 shared_hash_find_slot_unshare, shared_hash_find_slot,
5192 shared_hash_find_slot_noinsert, shared_hash_find): New
5194 (shared_hash_unshare, shared_hash_destroy): New functions.
5195 (unshare_variable): Unshare set->vars if shared, use
5197 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5198 (get_init_value, find_src_set_src, dump_dataflow_set,
5199 clobber_variable_part, emit_notes_for_differences): Use
5201 (dataflow_set_init): Remove second argument, set vars to
5202 empty_shared_hash instead of creating a new htab.
5203 (dataflow_set_clear): Call shared_hash_destroy and set vars
5204 to empty_shared_hash instead of calling vars_clear.
5205 (dataflow_set_copy): Don't call vars_copy, instead just share
5206 the src htab with dst.
5207 (variable_union): Use shared_hash_*, use initially NO_INSERT
5208 lookup if set->vars is shared. Don't keep slot cleared before
5209 calling unshare_variable. Unshare set->vars if needed.
5210 Even ->refcount == 1 vars must be unshared if set->vars is shared
5211 and var needs to be modified.
5212 (variable_canonicalize): New function.
5213 (dataflow_set_union): If dst->vars is empty, just share src->vars
5214 with dst->vars and traverse with variable_canonicalize to canonicalize
5215 and unshare what is needed.
5216 (dataflow_set_different): If old_set and new_set use the same shared
5217 htab, they aren't different. If number of htab elements is different,
5218 htabs are different. Use shared_hash_*.
5219 (dataflow_set_destroy): Call shared_hash_destroy instead of
5221 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5222 second argument to dataflow_set_init.
5223 (vt_initialize): Likewise. Initialize shared_hash_pool and
5224 empty_shared_hash, move bb in/out initialization afterwards.
5225 Use variable_htab_free instead of NULL as changed_variables del hook.
5226 (variable_was_changed): Change type of second argument to pointer to
5227 dataflow_set. When inserting var into changed_variables, bump
5228 refcount. Unshare set->vars if set is shared htab and slot needs to
5230 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5231 lookup if set->vars is shared. Unshare set->vars if needed.
5232 Even ->refcount == 1 vars must be unshared if set->vars is shared
5233 and var needs to be modified. Adjust variable_was_changed caller.
5234 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5235 vars must be unshared if set->vars is shared and var needs to be
5236 modified. Adjust variable_was_changed caller.
5237 (emit_note_insn_var_location): Don't pool_free var.
5238 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5240 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5241 free_alloc_pool on shared_hash_pool.
5243 2009-06-20 Anthony Green <green@moxielogic.com>
5245 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5246 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5248 2009-06-20 Richard Guenther <rguenther@suse.de>
5250 * tree-ssa-structalias.c (find_func_aliases): For memset use
5251 a constraint from NULL if we memset to zero.
5252 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5253 we explicitly handle that do not read from memory.
5254 (call_may_clobber_ref_p_1): Properly handle builtins that may
5257 2009-06-20 Richard Guenther <rguenther@suse.de>
5259 PR tree-optimization/40495
5260 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5261 (new_scalar_tmp_constraint_exp): New function.
5262 (process_constraint): Do not create temporary decls.
5263 (process_all_all_constraints): Likewise.
5264 (handle_const_call): Likewise.
5265 (create_function_info_for): Do not set decl.
5267 2009-06-19 Ian Lance Taylor <iant@google.com>
5269 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5270 (rs6000_attribute_table): Make static; move before use.
5272 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5274 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5275 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5276 Propagate the TREE_READONLY flag without overwriting it.
5277 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5278 Propagate the TREE_READONLY flag onto the result.
5279 (process_call_operands): Move around. Use correct constant value.
5281 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5284 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5285 * config/arm/arm.md: Likewise.
5287 2009-06-19 Ian Lance Taylor <iant@google.com>
5289 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5290 to GIMPLE_ERROR_MARK.
5292 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5293 op2_original_type parameters. Warn about using different enum types.
5294 * c-parser.c (c_parser_conditional_expression): Pass original
5295 types to build_conditional_expr.
5296 * c-tree.h (build_conditional_expr): Update declaration.
5298 2009-06-19 Ian Lance Taylor <iant@google.com>
5300 * config/i386/i386.c (ix86_function_specific_save): Test that
5301 fields match values, rather than testing the values are in a
5304 2009-06-19 Richard Guenther <rguenther@suse.de>
5306 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5308 (ptr_derefs_may_alias_p): Likewise.
5309 (ptr_deref_may_alias_ref_p_1): New function.
5310 (ptr_deref_may_alias_ref_p): Likewise.
5311 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5312 covered by looking at the ESCAPED solution.
5313 (call_may_clobber_ref_p_1): Likewise.
5314 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5315 Handle NULL_TREE offset. Do not produce redundant constraints.
5316 (process_all_all_constraints): New helper function.
5317 (do_structure_copy): Use it.
5318 (handle_lhs_call): Likewise.
5319 (find_func_aliases): Handle some builtins with pointer arguments
5320 and/or return values explicitly.
5322 2009-06-19 Ian Lance Taylor <iant@google.com>
5324 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5326 2009-06-19 Ian Lance Taylor <iant@google.com>
5328 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5330 2009-06-19 Ian Lance Taylor <iant@google.com>
5332 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5333 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5336 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5337 uninitialized const.
5339 2009-06-19 Ian Lance Taylor <iant@google.com>
5341 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5344 * c-decl.c (in_struct, struct_types): Remove.
5345 (struct c_binding): Add in_struct field.
5346 (c_binding_ptr): Define type, along with VEC.
5347 (struct c_struct_parse_info): Define.
5348 (struct_parse_info): New static variable.
5349 (bind): Initialize in_struct field.
5350 (start_struct): Remove enclosing_in_struct and
5351 enclosing_struct_types parameters. Add
5352 enclosing_struct_parse_info parameter. Change all callers. Set
5353 struct_parse_info rather than in_struct and struct_types.
5354 (grokfield): If -Wc++-compat and there is a symbol binding for the
5355 field name, set the in_struct flag and push it on the
5356 struct_parse_info->fields vector.
5357 (warn_cxx_compat_finish_struct): New static function.
5358 (finish_struct): Remove enclosing_in_struct and
5359 enclosing_struct_types parameters. Add
5360 enclosing_struct_parse_info parameter. Change all callers. Don't
5361 set C_TYPE_DEFINED_IN_STRUCT here. Call
5362 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5363 parameter. Only push on struct_types if warn_cxx_compat.
5364 (finish_enum): Only push on struct_types if warn_cxx_compat.
5365 (declspecs_add_type): Add loc parameter. Change all callers.
5366 Change all error calls to error_at. Pass loc, not input_location,
5367 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5368 defined in a struct. If -Wc++-compat and parsing a struct, record
5369 that a typedef name was used.
5370 * c-parser.c (c_parser_declspecs): Get location to pass to
5372 (c_parser_struct_or_union_specifier): Update calls to start_struct
5374 * c-tree.h (struct c_struct_parse_info): Declare.
5375 (finish_struct, start_struct): Update declarations.
5376 (declspecs_add_type): Update declaration.
5378 2009-06-19 Ian Lance Taylor <iant@google.com>
5380 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5381 variable with an anonymous type.
5383 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5385 * see.c: Remove for real.
5387 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5389 * optabs.h (enum optab_index): Add new OTI_significand.
5390 (significand_optab): Define corresponding macro.
5391 * optabs.c (init_optabs): Initialize significand_optab.
5392 * genopinit.c (optabs): Implement significand_optab using
5393 significand?f2 patterns.
5394 * builtins.c (expand_builtin_mathfn): Handle
5395 BUILT_IN_SIGNIFICAND{,F,L}.
5396 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5397 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5399 * config/i386/i386.md (significandxf2, significand<mode>2): New
5400 expanders to implement significandf, significand and significandl
5401 built-ins as inline x87 intrinsics.
5403 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5405 * config/avr/avr.c (avr_override_options): Remove setting value of
5406 PARAM_INLINE_CALL_COST.
5408 2009-06-18 Richard Henderson <rth@redhat.com>
5411 * tree-pass.h (TDF_ASMNAME): New.
5412 * tree-dump.c (dump_options): Add asmname.
5413 * doc/invoke.texi: Document it.
5415 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5416 (dump_decl_name): ...here.
5417 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5418 (dump_generic_node): Update dump_function_name calls.
5419 (print_call_name): New flags arg; update all dump calls.
5420 * diagnostic.h (print_call_name): Update.
5421 * gimple-pretty-print.c (dump_gimple_call): Update.
5423 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5426 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5428 2009-06-18 Diego Novillo <dnovillo@google.com>
5430 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5431 * plugin.c (str_license): Declare.
5432 (try_init_one_plugin): Assert that the symbol
5433 'plugin_is_GPL_compatible' exists.
5435 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5438 * Makefile.in (OBJS-common): Remove see.o.
5440 * common.opt (fsee): Mark as preserved for backward compatibility.
5441 * opts.c (common_handle_option): Add OPT_fsee to the backward
5442 compatibility section.
5443 * passes.c (init_optimization_passes, pass_see): Remove pass.
5444 * timevar.def (TV_SEE): Remove.
5445 * tree-pass.h (pass_see): Remove declaration.
5446 * doc/invoke.texi (-fsee): Remove documentation.
5448 2009-06-18 Martin Jambor <mjambor@suse.cz>
5450 * tree-sra.c: Include statistics.h
5451 (sra_stats): New variable.
5452 (sra_initialize): Clear sra_stats.
5453 (create_access_replacement): Increment sra_stats.replacements.
5454 (get_access_replacement): Do not return twice.
5455 (analyze_all_variable_accesses): Increment statistics counter by the
5456 number of scalarized aggregates.
5457 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5458 (sra_modify_expr): Increment sra_stats.exprs.
5459 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5460 (sra_modify_assign): Increment sra_stats.exprs,
5461 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5462 (perform_intra_sra): Update statistics counters.
5463 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5465 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5467 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5468 (arm_scalar_mode_supported_p): New function.
5470 2009-06-18 Paul Brook <paul@codesourcery.com>
5471 Sandra Loosemore <sandra@codesourcery.com>
5473 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5474 (__extendhfsf2, __truncsfhf2): Define.
5475 * config/arm/fp16.c: New file.
5476 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5477 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5479 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5481 * doc/extend.texi (Half-Precision): New section.
5482 * doc/invoke.texi (Option Summary): List -mfp16-format.
5483 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5484 * config/arm/arm.opt (mfp16-format=): New.
5485 * config/arm/arm.c: Include intl.h.
5486 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5487 (TARGET_INVALID_RETURN_TYPE): Redefine.
5488 (TARGET_PROMOTED_TYPE): Redefine.
5489 (TARGET_CONVERT_TO_TYPE): Redefine.
5490 (arm_fp16_format): Define.
5491 (all_fpus): Add entry for neon-fp16.
5492 (fp_model_for_fpu): Likewise.
5493 (struct fp16_format): Declare.
5494 (all_fp16_formats): Define.
5495 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5497 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5499 (arm_legitimate_index_p): Treat HFmode like HImode.
5500 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5501 (coproc_secondary_reload_class): Special-case HFmode.
5502 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5503 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5504 (arm_init_fp16_builtins): New.
5505 (arm_init_builtins): Call it.
5506 (arm_invalid_parameter_type): New.
5507 (arm_invalid_return_type): New.
5508 (arm_promoted_type): New.
5509 (arm_convert_to_type).
5510 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5512 (arm_emit_fp16_const): New function.
5513 (arm_mangle_type): Mangle __fp16 as "Dh".
5514 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5516 (TARGET_NEON_FP16): New.
5517 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5518 (enum fputype): Add FPUTYPE_NEON_FP16.
5519 (enum arm_fp16_format_type): Declare.
5520 (arm_fp16_format): Declare.
5521 (LARGEST_EXPONENT_IS_NORMAL): Define.
5522 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5523 * config/arm/arm-modes.def (HFmode): Define.
5524 * config/arm/vfp.md: (*movhf_vfp): New.
5527 * config/arm/arm.md: (fpu): Add neon_fp16.
5528 (floatsihf2, floatdihf2): New.
5529 (fix_trunchfsi2, fix_trunchfdi2): New.
5533 (*arm32_movhf): New.
5534 (*thumb1_movhf): New.
5535 (consttable_2): Add check for HFmode constants.
5536 (consttable_4): Handle HFmode constants.
5538 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5540 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5542 2009-06-17 Olivier Hainque <hainque@adacore.com>
5544 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5545 const char ** conversion in AIX specific section.
5547 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5549 * config/i386/i386.c (ix86_special_builtin_type): Remove
5550 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5551 (bdesc_special_args): Updated.
5552 (ix86_init_mmx_sse_builtins): Likewise.
5553 (ix86_expand_special_args_builtin): Likewise.
5555 2009-06-17 Richard Henderson <rth@redhat.com>
5557 * tree-pretty-print.c (maybe_dump_asm_name): New.
5558 (dump_decl_name): Use it.
5559 (PRINT_FUNCTION_NAME): Merge into...
5560 (dump_function_name): ... here. Use maybe_dump_asm_name.
5562 2009-06-17 Cary Coutant <ccoutant@google.com>
5564 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5566 * debug.c (struct gcc_debug_hooks): Change placeholder for
5568 (debug_nothing_int_charstar_int): Replaced by...
5569 (debug_nothing_int_charstar_int_bool): ...this.
5570 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5571 source_line prototype.
5572 (debug_nothing_int_charstar_int): Replaced by...
5573 (debug_nothing_int_charstar_int_bool): ...this.
5574 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5575 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5576 Output is_stmt operand when necessary.
5577 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5578 (notice_source_line): Add is_stmt parameter.
5579 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5580 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5582 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5583 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5585 2009-06-17 Ian Lance Taylor <iant@google.com>
5587 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5589 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5592 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5594 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5595 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5596 tree_strip_sign_nop_conversions and
5597 tree_ssa_strip_useless_type_conversions rather than stripping
5598 the operations here.
5599 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5601 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5602 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5603 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5604 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5607 2009-06-17 Michael Eager <eager@eagercon.com>
5609 * config/rs6000/constraints.md (register_constraint "d"): New.
5610 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5611 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5612 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5613 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5614 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5615 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5616 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5617 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5618 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5619 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5621 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5622 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5623 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5624 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5625 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5626 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5627 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5628 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5629 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5630 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5631 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5632 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5633 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5634 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5636 2009-06-16 Ian Lance Taylor <iant@google.com>
5638 * profile.c (total_num_never_executed): Don't define.
5639 (compute_branch_probabilities): Don't count or print
5641 (init_branch_prob): Don't set total_num_never_executed.
5642 (end_branch_prob): Don't print total_num_never_executed.
5644 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5646 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5648 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5650 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5651 (nabstd2_fpr): Same.
5653 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5655 * expr.c (expand_assignment): Change complex type check.
5657 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5659 * doc/plugins.texi (Building GCC plugins): Added new section.
5661 2009-06-17 Ian Lance Taylor <iant@google.com>
5663 * c-pch.c (get_ident): Don't set size of templ array.
5664 (pch_init): Don't set size of partial_pch array.
5666 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5667 string constant to intialize an array whose size is the length of
5670 2009-06-17 Richard Guenther <rguenther@suse.de>
5672 PR tree-optimization/40389
5673 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5674 to addressable types.
5675 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5677 2009-06-17 Richard Guenther <rguenther@suse.de>
5680 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5681 if there is no evolution of left in the loop bail out.
5682 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5683 chrec_fold_multiply.
5685 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5686 Janis Johnson <janis187@us.ibm.com>
5689 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5690 for the symbol ref of a constant that is the source of a move
5691 - nor for any other not-obvious-label-ref constants.
5693 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5695 * plugin.c (position_pass): Skip newly inserted pass during list
5696 traversal to avoid repeated insertion.
5698 2009-06-16 Ian Lance Taylor <iant@google.com>
5700 * vec.h (VEC_stack_alloc): Define different version if
5701 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5702 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5703 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5704 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5706 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5708 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5710 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5711 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5712 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5713 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5714 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5715 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5716 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5717 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5718 __builtin_ia32_rdtscp.
5719 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5720 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5721 and __builtin_ia32_rorhi.
5722 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5723 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5724 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5725 (ix86_expand_args_builtin): Likewise.
5726 (ix86_expand_special_args_builtin): Likewise.
5728 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5729 (UNSPECV_RDTSC): Likewise.
5730 (UNSPECV_RDPMC): Likewise.
5731 (*bsr): Renamed to ...
5733 (*bsr_rex64): Renamed to ...
5737 (*rdpmc_rex64): Likewise.
5740 (*rdtsc_rex64): Likewise.
5742 (*rdtscp): Likewise.
5743 (*rdtscp_rex64): Likewise.
5745 * config/i386/ia32intrin.h: New.
5747 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5749 2009-06-16 Ian Lance Taylor <iant@google.com>
5751 * ira-build.c (copy_info_to_removed_store_destinations):
5752 Initialize parent_a.
5754 2009-06-16 Ian Lance Taylor <iant@google.com>
5756 * c-decl.c (grokdeclarator): Change size_varies to bool.
5758 2009-06-16 Ian Lance Taylor <iant@google.com>
5760 * sel-sched.c: Make forward declarations of move_op_hooks and
5761 fur_hooks explicitly extern.
5763 2009-06-16 Ian Lance Taylor <iant@google.com>
5765 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5766 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5768 2009-06-16 Ian Lance Taylor <iant@google.com>
5770 * resource.c (mark_referenced_resources): Change
5771 include_delayed_effects parameter to bool. Change all callers.
5772 (mark_end_of_function_resources): Likewise.
5773 * reorg.c (insn_references_resource_p): Likewise.
5774 (insn_sets_resource_p): Likewise.
5775 * resource.h (mark_referenced_resources): Update declaration.
5776 (mark_end_of_function_resources): Update declaration.
5778 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5780 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5782 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5784 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5785 GCC can bootstrap on AIX with GNU Binutils 2.20.
5787 2009-06-16 Ian Lance Taylor <iant@google.com>
5789 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5791 2009-06-16 Ian Lance Taylor <iant@google.com>
5793 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5794 inline, not extern inline.
5795 (exact_log2): Likewise.
5796 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5798 (exact_log2): Likewise, but don't test CTZ_HWI.
5800 2009-06-16 Ian Lance Taylor <iant@google.com>
5802 * bitmap.c (bitmap_clear): Don't declare as inline.
5803 * gimple.c (gimplify_assign): Likewise.
5804 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5805 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5806 (sched_scan_info): Remove duplicate definition.
5808 2009-06-16 Ian Lance Taylor <iant@google.com>
5810 * c-common.c (skip_evaluation): Don't define.
5811 (c_inhibit_evaluation_warnings): Define global variable.
5812 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5813 than skip_evaluation.
5814 (convert_and_check, warn_for_div_by_zero): Likewise.
5815 * c-common.h (skip_evaluation): Don't declare.
5816 (c_inhibit_evaluation_warnings): Declare.
5817 * c-parser.c (c_parser_typeof_specifier): Set
5818 c_inhibit_evaluation_warnings rather than skip_evaluation.
5819 (c_parser_conditional_expression): Likewise.
5820 (c_parser_binary_expression): Likewise.
5821 (c_parser_sizeof_expression): Likewise.
5822 (c_parser_alignof_expression): Likewise.
5823 * c-typeck.c (build_indirect_ref): Check
5824 c_inhibit_evaluation_warnings rather than skip_evaluation.
5825 (build_conditional_expr, build_binary_op): Likewise.
5827 2009-06-16 Richard Guenther <rguenther@suse.de>
5829 * tree-ssa-alias.c (is_escape_site): Remove.
5830 * tree-ssa-alias.h (enum escape_type): Remove.
5831 (is_escape_site): Likewise.
5832 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5833 via casts and asms without deferring to is_escape_site.
5835 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5838 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5839 use gen_lowpart if op0 has complex mode.
5841 2009-06-16 Richard Guenther <rguenther@suse.de>
5843 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5844 variables add them to ESCAPED.
5845 (find_func_aliases): Do not make all indirectly stored values escaped.
5847 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5849 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5852 2009-06-16 Martin Jambor <mjambor@suse.cz>
5854 PR tree-optimization/40432
5855 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5856 check whether we need to force gimple register operand.
5858 2009-06-16 Martin Jambor <mjambor@suse.cz>
5860 PR tree-optimization/40413
5861 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5862 build_ref_for_offset.
5863 (propagate_subacesses_accross_link): Fix a typo in a comment.
5865 2009-06-16 Ira Rosen <irar@il.ibm.com>
5867 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5868 with additional parameter.
5869 * tree-vectorizer.h (enum vect_def_type): Add new value
5871 (enum vect_relevant): Add comments.
5872 (vect_is_simple_reduction): Add new argument.
5873 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5874 Detect nested cycles.
5875 (vect_is_simple_reduction): Update documentation, add an argument to
5876 distinguish inner-loop reduction from nested cycle, detect nested
5877 cycles, fix printings and indentation, don't swap operands in case
5879 (get_initial_def_for_reduction): Handle subtraction.
5880 (vect_create_epilog_for_reduction): Add new argument to specify
5882 (vect_finalize_reduction): Handle subtraction, fix comments.
5883 (vectorizable_reduction): Handle nested cycles. In case of nested
5884 cycle keep track of the reduction variable position. Call
5885 vect_is_simple_reduction with additional parameter. Use original
5886 statement code in reduction epilogue for nested cycle. Call
5887 vect_create_epilog_for_reduction with additional parameter.
5888 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5889 inner-loop vectorization.
5890 (vect_recog_widen_sum_pattern): Likewise.
5891 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5893 (vect_mark_stmts_to_be_vectorized): Likewise.
5894 (vect_get_vec_def_for_operand): Handle nested cycles.
5896 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5898 * doc/invoke.texi (Debugging Options): Fix option index entries
5899 for -fdump-statistics, -frandom-seed add entries for
5900 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5901 (FRV Options): Fix entries for -mTLS, -mtls.
5902 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5903 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5904 (M68hc1x Options): Fix @itemx for -mnominmax.
5905 (MCore Options): Fix entry for -mno-lsim.
5906 (MMIX Options): Fix entry for -mabi=mmixware.
5907 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5909 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5911 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5912 Mention the plugin mode of gengtype.
5913 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5914 * gengtype.c: Updated copyright.
5915 (plugin_files, nb_plugin_files) Added new static variables.
5916 (measure_input_list) Care about plugin_files.
5917 (write_rtx_next): Added early return in plugin mode.
5918 (create_file): Updated copyright year in generated file. Added
5920 (oprintf): Added early return if NULL outf.
5921 (get_output_file_with_visibility): Care of plugin_files.
5922 (get_output_file_name): May return null.
5923 (write_local): Added early return.
5924 (put_mangled_filename): Ditto.
5925 (finish_root_table): Added check for base_files.
5926 (write_roots): Care about null when plugins.
5927 (main): Added plugin mode.
5929 2009-06-15 Ian Lance Taylor <iant@google.com>
5931 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5932 * gcov.c (read_count_file): Add braces around variables declared
5935 * c.opt (Wjump-misses-init): New warning.
5936 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5937 -Wall and -Wc++-compat if not already set.
5938 (c_common_post_options): Clear warn_jump_misses_init if it was not
5940 * c-decl.c (struct c_binding): Change type field to a union with
5941 new label field. Make it the first field in the struct. Update
5942 references to type to use u.type instead.
5943 (struct c_spot_bindings): Define.
5944 (struct c_goto_bindings): Define.
5945 (c_goto_bindings_p): Define, along with VECs.
5946 (struct c_label_vars): Define.
5947 (struct c_scope): Add has_label_bindings field.
5948 (bind_label, set_spot_bindings): New static functions.
5949 (decl_jump_unsafe, update_spot_bindings): New static functions.
5950 (update_label_decls): New static function.
5951 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5952 Update binding u.label field to shadowed field.
5953 (c_binding_start_stmt_expr): New function.
5954 (c_binding_end_stmt_expr): New function.
5955 (pushdecl): Don't call c_begin_vm_scope.
5956 (make_label): Add defining and p_label_vars parameters. Change
5958 (lookup_label): Correct test for whether a label has not yet been
5959 defined. Call bind_label rather than bind.
5960 (warn_about_goto): New static function.
5961 (lookup_label_for_goto): New function.
5962 (declare_label): Call bind_label rather than bind.
5963 (check_earlier_gotos): New static function.
5964 (define_label): Don't give errors about jumping into statement
5965 expressions or scopes of variably modified types. Call
5966 set_spot_bindings and check_earlier_gotos. Call bind_label
5967 instead of bind. Don't set label_context_stack_se or
5968 label_context_stack_vm.
5969 (c_get_switch_bindings): New function.
5970 (c_release_switch_bindings): New function.
5971 (c_check_switch_jump_warnings): New function.
5972 (start_function): Don't set label_context_stack_se or
5973 label_context_stack_vm.
5974 (finish_function): Likewise.
5975 * c-typeck.c (label_context_stack_se): Don't define.
5976 (label_context_stack_vm): Don't define.
5977 (c_finish_goto_label): Call lookup_label_for_goto rather than
5978 lookup_label. Don't give errors about jumping into a statement
5979 expression or the scope of a variably modified type. Don't set
5980 label_context_stack_se or label_context_stack_vm.
5981 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5982 fields. Add bindings field.
5983 (c_start_case): Don't set deleted fields. Set bindings field.
5984 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5985 or blocked_vm. Call c_check_switch_jump_warnings.
5986 (c_finish_case): Don't test blocked_stmt_expr field. Call
5987 c_release_switch_bindings.
5988 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5989 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5990 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5991 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5992 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5993 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5994 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5995 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5996 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5997 (C_DECL_UNJUMPABLE_VM): Don't define.
5998 (C_DECL_UNDEFINABLE_VM): Don't define.
5999 (struct c_label_list): Don't define.
6000 (struct c_label_context_se): Don't define.
6001 (struct c_label_context_vm): Don't define.
6002 (struct c_spot_bindings): Declare.
6003 (c_bindings_start_stmt_expr): Declare.
6004 (c_bindings_end_stmt_expr): Declare.
6005 (lookup_label_for_goto): Declare.
6006 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6007 (c_check_switch_jump_warnings): Declare.
6008 (label_context_stack_se, label_context_stack_vm): Don't declare.
6009 (c_finish_goto_label): Update declaration.
6010 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6011 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6012 (Warning Options): Document -Wjump-misses-init.
6014 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6016 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6019 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6021 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6023 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6025 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6027 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6029 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6031 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6033 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6034 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6035 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6036 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6037 * dwarf2asm.c (dw2_force_const_mem): Update call to
6039 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6040 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6041 * langhooks.c (lhd_comdat_group): Remove.
6042 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6043 * tree.h (DECL_COMDAT_GROUP): New.
6044 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6045 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6046 (make_decl_one_only): Change signature.
6047 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6049 (make_decl_one_only): Change signature.
6050 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6052 2009-06-15 Richard Guenther <rguenther@suse.de>
6055 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6057 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6059 * tree-ssa-math-opts.c: Remove extra divide.
6061 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6063 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6065 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6067 * passes.c: Add bswap pass.
6068 * tree-pass.h: Add pass_optimize_bswap declaration.
6069 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6070 Include rtl.h, expr.h and optabs.h for optab_handler check.
6071 (struct symbolic_number, pass_optimize_bswap): New definition.
6072 (do_shift_rotate, verify_symbolic_number_p): New functions.
6073 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6074 (gate_optimize_bswap): New function.
6075 * tree.c (widest_int_cst_value): New function.
6076 * tree.h (widest_int_cst_value): Prototype added.
6078 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6080 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6081 REG_EQUAL/REG_EQUIV notes.
6083 2009-06-14 Richard Guenther <rguenther@suse.de>
6086 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6087 has its address taken if NRV was applied and it is addressable.
6088 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6089 function split out from ...
6090 (get_constraint_for_1): ... here.
6091 (handle_rhs_call): Use it to mark the return slot escaped if
6092 it is addressable and NRV was applied.
6094 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6096 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6097 Change first argument type to location_t.
6098 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6099 Do not set input_location.
6100 Use loc instead of input_location throughout.
6102 2009-06-13 Richard Guenther <rguenther@suse.de>
6104 PR tree-optimization/40421
6105 * tree-predcom.c (should_unroll_loop_p): Remove.
6106 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6108 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6110 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6111 Add location argument.
6113 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6115 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6117 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6118 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6119 * config/spu/spu-protos.h: Add location to
6120 spu_resolve_overloaded_builtin.
6121 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6122 spu_build_builtin_va_list.
6123 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6124 argument. Pass location to build_function_call_vec.
6125 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6127 (emit_fpu_switch): Same.
6128 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6129 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6130 to build_decl and create_artificial_label.
6131 (xtensa_gimplify_va_arg_expr): Same.
6132 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6133 (xstormy16_gimplify_va_arg_expr): Same.
6134 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6135 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6136 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6137 (mips16_build_function_stub): Same.
6138 (mips16_build_call_stub): Same.
6140 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6143 * arm/constraints.md (Pa, Pb): New constraints.
6144 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6145 split pattern to deal with them.
6147 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6149 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6150 fix index entry for -Xpreprocessor.
6152 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6154 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6155 Add location argument to build_decl call.
6156 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6157 (rs6000_init_builtins): Same.
6158 (spe_init_builtins): Same.
6159 (rs6000_gimplify_va_arg): Add location argument to
6160 create_artificial_label call.
6162 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6164 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6165 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6166 * Makefile.in: Fix GGC dependency for gcse.o.
6168 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6170 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6171 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6172 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6174 * c-parser.c (c_parser_binary_expression): Use current column while
6175 building binary operations.
6176 * common.opt (fshow-column): Enable by default.
6177 * tree-vrp.c (check_array_ref): Use warning_at.
6178 (check_array_bounds): Use location from call back if expr has no
6180 * tree.h: Add location argument to maybe_fold_*.
6181 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6182 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6183 (maybe_fold_offset_to_component_ref): Same.
6184 (maybe_fold_offset_to_reference): Same.
6185 (maybe_fold_offset_to_address): Same.
6186 (maybe_fold_stmt_indirect): Same.
6187 (maybe_fold_stmt_addition): Same.
6188 (fold_stmt_r): Pass location to maybe_fold_*.
6189 (fold_gimple_assign): Same.
6190 * c-tree.h: Add location argument to finish_decl,
6191 default_function_array_conversion, store_init_value.
6192 * c-decl.c (define_label): Use error_at.
6193 (c_make_fname_decl): Pass location to finish_decl.
6194 (finish_decl): New location argument.
6195 (build_compound_literal): Pass location to store_init_value.
6196 (grokdeclarator): Pass location to finish_decl.
6198 * c-typeck.c (array_to_pointer_conversion): New location argument.
6199 (function_to_pointer_conversion): Same.
6200 (default_function_array_conversion): Same.
6201 (parser_build_unary_op): Pass location to overflow_warning.
6202 (parser_build_binary_op): Same. Use warning_at.
6203 (build_unary_op): Pass location to array_to_pointer_conversion.
6204 (build_c_cast): Pass location to digest_init.
6205 (build_modify_expr): New location argument.
6206 (convert_for_assignment): Same.
6207 (store_init_value): Same.
6208 (digest_init): Same.
6209 (output_init_element): Pass location to digest_init and
6210 array_to_pointer_conversion.
6211 (c_finish_return): Pass location to convert_for_assignment.
6212 * gimplify.c (gimplify_conversion): Pass location to
6213 maybe_fold_offset_to_address.
6214 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6215 to maybe_fold_stmt_addition.
6216 * c-omp.c (c_finish_omp_atomic): Pass new location to
6218 (c_finish_omp_for): Same.
6219 * c-common.c (overflow_warning): New argument.
6220 * c-common.h: New argument to build_modify_expr, overflow_warning.
6221 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6223 (c_parser_initializer): Pass location to
6224 default_function_array_conversion.
6225 (c_parser_initelt): Same.
6226 (c_parser_initval): Same.
6227 (c_parser_asm_operands): Same.
6228 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6229 (c_parser_conditional_expression): Same.
6230 (c_parser_binary_expression): Add location info to stack. Use it.
6231 (c_parser_unary_expression): Pass location to
6232 default_function_array_conversion, parser_build_unary_op,
6233 build_indirect_ref, c_parser_postfix_expression_after_primary.
6234 (c_parser_postfix_expression_after_primary): New location argument.
6236 (c_parser_expression_conv): Pass location to
6237 default_function_array_conversion.
6238 (c_parser_expr_list): Same.
6239 (c_parser_omp_atomic): Same.
6240 (c_parser_omp_for_loop): Same.
6241 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6242 (build_array_declarator): New argument.
6243 * c-decl.c (build_array_declarator): Add location argument.
6244 (grokdeclarator): Set id_loc for cdk_array.
6245 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6246 build_array_declarator.
6247 * tree.c (build_omp_clause): Add location argument.
6248 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6249 (OMP_CLAUSE_LOCATION): New macro.
6250 (struct tree_omp_clause): Add location field.
6251 (build_omp_clause): Add argument.
6252 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6253 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6255 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6256 (cp_parser_omp_clause_collapse): Same.
6257 (cp_parser_omp_clause_default): Same.
6258 (cp_parser_omp_clause_if): Same.
6259 (cp_parser_omp_clause_nowait): Same.
6260 (cp_parser_omp_clause_num_threads): Same.
6261 (cp_parser_omp_clause_ordered): Same.
6262 (cp_parser_omp_clause_schedule): Same.
6263 (cp_parser_omp_clause_untied): Same.
6264 (cp_parser_omp_for_loop): Same.
6265 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6266 * c-tree.h (c_start_case): Add location argument.
6267 (c_process_expr_stmt): Same.
6268 (c_finish_goto_*): Same.
6269 * tree-parloops.c (initialize_reductions): Pass location to
6271 (create_parallel_loop): Same.
6272 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6273 (gfc_trans_omp_reduction_list): Same.
6274 (gfc_trans_omp_clauses): Same.
6275 (gfc_trans_omp_do): Same.
6276 * c-typeck.c (c_finish_goto_label): Same.
6277 (c_finish_goto_ptr): New location argument.
6278 (c_start_case): Same.
6279 (emit_side_effect_warnings): Same.
6280 (c_process_expr_stmt): Same.
6281 (c_finish_stmt_expr): Same.
6282 (c_finish_omp_clauses): Use error_at instead of error.
6283 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6285 * c-omp.c (c_split_parallel_clauses): New location argument.
6286 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6287 to build_omp_clause.
6288 (convert_local_reference_stmt): Same.
6289 (convert_gimple_call): Same.
6290 * c-common.h (c_split_parallel_clauses): New argument.
6291 * c-parser.c (c_parser_statement_after_labels): Pass location to
6292 c_finish_goto_label.
6293 (c_parser_switch_statement): Pass location to c_start_case.
6294 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6295 and c_process_expr_stmt.
6296 (c_parser_omp_variable_list): Add location argument.
6297 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6298 (c_parser_omp_clause_default): Same.
6299 (c_parser_omp_clause_if): Same.
6300 (c_parser_omp_clause_num_threads): Same.
6301 (-c_parser_omp_clause_ordered): Same.
6302 (c_parser_omp_clause_reduction): Pass location to
6303 c_parser_omp_variable_list.
6304 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6305 (c_parser_omp_clause_untied): Same.
6306 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6307 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6309 * c-tree.h (check_for_loop_decls, undeclared_variable,
6310 build_component_ref, build_array_ref, build_external_ref,
6311 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6312 build_conditional_expr, build_compound_expr, c_cast_expr,
6313 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6314 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6316 * c-semantics.c (build_stmt): Same.
6317 (build_case_label): Same.
6318 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6319 (undeclared_variable): New argument.
6321 (lookup_label): Pass location on down.
6322 (define_label): Same.
6323 (finish_decl): Same.
6324 (build_compound_literal): Same.
6325 (finish_struct): Same.
6326 (finish_function): Do not set location here.
6327 (check_for_loop_decls): New argument.
6328 * tree.c (save_expr): Set location.
6329 (build_empty_stmt): New argument.
6330 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6331 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6332 * builtins.c (gimplify_va_arg_expr): Use locations.
6333 (expand_builtin_sync_operation): Same.
6334 * c-typeck.c (build_component_ref): New argument.
6335 (build_array_ref): Same.
6336 (build_external_ref): Same.
6337 (c_expr_sizeof_expr): Same.
6338 (c_expr_sizeof_type): Same.
6339 (parser_build_unary_op): Same.
6340 (build_conditional_expr): Same.
6341 (build_compound_expr): Pass location on down.
6342 (build_compound_expr): New argument.
6343 (build_c_cast): Same.
6344 (c_cast_expr): Same.
6345 (build_asm_expr): Same.
6346 (c_finish_return): Same.
6347 (c_process_expr_stmt): Pass location on down.
6348 (c_finish_stmt_expr): New argument.
6349 (push_clenaup): Same.
6350 (c_finish_omp_parallel): Same.
6351 (c_finish_omp_task): Same.
6352 * gimplify.c (gimplify_call_expr): Pass location on down.
6353 * c-omp.c (c_finish_omp_master): New argument.
6354 (c_finish_omp_critical): Same.
6355 (c_finish_omp_ordered): Same.
6356 (c_finish_omp_barrier): Same.
6357 (-c_finish_omp_taskwait): Same.
6358 (c_finish_omp_atomic): Same.
6359 (c_finish_omp_flush): Same.
6360 * tree-inline.c (copy_tree_body_r): Pass location on down.
6361 (inline_forbidden_p): Remove use of input_location.
6362 * c-gimplify.c (c_build_bind_expr): New argument.
6363 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6364 (c_sizeof_or_alignof_type): New argument.
6365 (c_alignof_expr): Same.
6366 (build_va_arg): Same.
6367 (c_add_case_label): Same.
6368 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6369 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6370 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6371 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6372 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6373 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6375 * stub-objc.c (objc_build_selector_expr): Same.
6376 (objc_build_throw_stmt): Same.
6377 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6378 (c_parser_initelt): Same.
6379 (c_parser_compound_statement): Same.
6380 (c_parser_compound_statement_nostart): Same.
6381 (c_parser_label): Same.
6382 (c_parser_statement_after_labels): Same.
6383 (c_parser_if_body): Same.
6384 (c_parser_else_body): Same.
6385 (c_parser_if_statement): Same.
6386 (c_parser_switch_statement): Same.
6387 (c_parser_while_statement): Same.
6388 (c_parser_do_statement): Same.
6389 (c_parser_for_statement): Same.
6390 (c_parser_asm_statement): Same.
6391 (c_parser_conditional_expression): Same.
6392 (c_parser_binary_expression): Same.
6393 (c_parser_cast_expression): Same.
6394 (c_parser_unary_expression): Same.
6395 (c_parser_sizeof_expression): Same.
6396 (c_parser_alignof_expression): Same.
6397 (c_parser_postfix_expression): Same.
6398 (c_parser_expression): Same.
6399 (c_parser_objc_receiver): Same.
6400 (c_parser_omp_variable_list): Same.
6401 (c_parser_omp_structured_block): Same.
6402 (c_parser_omp_atomic): New argument.
6403 (c_parser_omp_barrier): Same.
6404 (c_parser_omp_critical): Same.
6405 (c_parser_omp_flush): Pass location on down.
6406 (c_parser_omp_for_loop): New argument.
6407 (c_parser_omp_for): Same.
6408 (c_parser_omp_master): Same.
6409 (c_parser_omp_ordered): Same.
6410 (c_parser_omp_sections_scope): Same.
6411 (c_parser_omp_sections): Same.
6412 (c_parser_omp_parallel): Same.
6413 (c_parser_omp_single): Same.
6414 (c_parser_omp_task): Same.
6415 (c_parser_omp_taskwait): Pass location on down.
6416 (c_parser_omp_construct): Same.
6417 (c_parser_omp_threadprivate): Same.
6418 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6419 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6420 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6421 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6422 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6423 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6424 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6425 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6426 config/i386/i386.c, stmt.c:
6427 Add location argument to the following function definitions and/or
6428 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6429 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6430 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6431 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6432 do_case, c_finish_bc_stmt, build_compound_literal,
6433 build_function_call.
6434 * c-decl.c (build_compound_literal): Add location argument.
6435 Make all diagnostic calls use location.
6436 (start_struct): Same.
6437 (finish_struct): Same.
6439 (build_enumerator): Same.
6440 (start_function): Same.
6441 (grokdeclarator): Make all diagnostic calls use location.
6442 (store_parm_decls_oldstyle): Same.
6443 * c-typeck.c (build_function_call): Add location argument.
6444 Make all diagnostic calls use location.
6446 (c_finish_bc_stmt): Same.
6447 * tree-nested.c (get_trampoline_type): Add argument.
6448 Pass location to build_decl.
6449 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6450 * rtl.h (RTL_LOCATION): New.
6451 * c-common.c (c_add_case_label): Add location argument.
6452 Make all diagnostic calls use location.
6453 * c-common.h: Add location argument to make_fname_decl, do_case,
6454 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6455 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6456 Set it appropriately for every case. Pass enum_loc to start_enum
6457 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6459 (c_parser_struct_or_union_specifier): Save location. Use it for
6460 start_struct, finish_struct, and parser_xref_tag.
6462 2009-06-12 Ian Lance Taylor <iant@google.com>
6464 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6466 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6467 cpp_opts->warn_cxx_operator_names.
6469 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6472 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6473 is returns NULL and OP is a VCE, look through the VCE.
6475 2009-06-12 Ian Lance Taylor <iant@google.com>
6478 * collect2.c (main): Use CONST_CAST2 in code inside #if
6479 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6481 2009-06-12 Joey Ye <joey.ye@intel.com>
6484 * cfgexpand.c (get_decl_align_unit): Update
6485 max_used_stack_slot_alignment with align instead of
6486 stack_alignment_needed.
6488 * function.c (assign_stack_local_1): Update
6489 max_used_stack_slot_alignment with alignment_in_bits instead
6490 of stack_alignment_needed.
6491 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6494 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6496 * dwarf2out.c (last_var_location_insn): New variable.
6497 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6498 (dwarf2out_var_location): Don't record anything after last real
6499 insn. Only change labels if there were any real instructions
6500 in between last note and this one, or if changed sections.
6502 2009-06-11 Richard Henderson <rth@redhat.com>
6504 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6505 note when storing the frame pointer in a register.
6506 (FRP): Don't redefine to nothing for epilogue.
6507 (alpha_expand_epilogue): Mark register and sp restores.
6508 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6510 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6511 when gen_lowpart is needed.
6513 2009-06-11 Richard Henderson <rth@redhat.com>
6515 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6517 * dwarf2out.c (need_data_align_sf_opcode): New.
6518 (div_data_align): Move earlier.
6519 (def_cfa_1, reg_save): Use it.
6521 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6523 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6524 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6525 (ix86_handle_option): Handle OPT_mcrc32.
6526 (ix86_target_string): Add -mcrc32.
6527 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6529 * config/i386/i386.h (TARGET_CRC32): New.
6531 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6532 (sse4_2_crc32di): Likewise.
6534 * config/i386/i386.opt (mcrc32): New.
6536 * doc/invoke.texi: Document -mcrc32.
6538 2009-06-11 Richard Henderson <rth@redhat.com>
6540 * common.opt (gdwarf-): Accept a version number.
6541 * doc/invoke.texi (gdwarf-): Update docs.
6542 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6543 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6544 version level, and record it.
6546 * dwarf2.h (DW_CIE_VERSION): Remove.
6547 * dwarf2out.c (DWARF_VERSION): Remove.
6548 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6549 (output_call_frame_info): Use CIE version 3 for dwarf3,
6550 or if the return register column is out of range for version 1.
6551 (dwarf_stack_op_name): Add all dwarf3 values.
6552 (DEBUG_PUBTYPES_SECTION): New.
6553 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6554 encoding change for dwarf3.
6555 (output_die) [dw_val_class_die_ref]: Likewise.
6556 (output_compilation_unit_header): Emit correct version for dwarf3.
6557 (output_line_info): Likewise.
6558 (output_pubnames): Update for DWARF_VERSION removal.
6559 (output_aranges): Likewise.
6560 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6561 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6562 (dwarf2out_finish): Likewise.
6564 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6566 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6569 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6572 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6573 * builtins.c (expand_builtin_unreachable): New function.
6574 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6575 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6576 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6578 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6579 searching for missing barriers.
6581 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6583 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6584 when -fprofile-generate* was passed.
6585 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6587 2009-06-11 Anthony Green <green@moxielogic.com>
6589 * config/moxie/moxie.md: Define length attribute for all instructions.
6591 (*b<cond:code>): Support limited branch ranges for new PC-relative
6592 branch instructions.
6593 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6595 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6597 * config/i386/i386.c (min_insn_size): Use get_attr_length
6598 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6601 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6602 instead of emit_insn_before.
6604 2009-06-10 Ian Lance Taylor <iant@google.com>
6607 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6610 2009-06-10 Revital Eres <eres@il.ibm.com>
6612 * passes.c (init_optimization_passes): Reschedule
6613 predictive-commoning pass before complete unroll pass.
6615 2009-06-10 Martin Jambor <mjambor@suse.cz>
6617 * cgraph.c (cgraph_node_can_be_local_p): New function.
6618 (cgraph_make_node_local): New function.
6619 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6620 (cgraph_make_node_local): Declare.
6622 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6624 * tree.h (tree_base): Add packed_flag and user_align fields.
6625 Decrease size of spare field.
6626 (TYPE_USER_ALIGN): Use user_align from tree_base.
6627 (DECL_USER_ALIGN): Likewise.
6628 (TYPE_PACKED): Use packed_flag from tree_base.
6629 (DECL_PACKED): Likewise.
6630 (tree_type): Delete packed_flag and user_align fields. Widen
6631 precision field. Widen mode field and shuffle fields to align
6632 mode on an 8-bit boundary.
6633 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6634 Renumber decl_flag_* fields. Fix comments. Widen
6635 decl_common_unused field.
6636 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6637 (DECL_EXTERNAL): Likewise.
6638 (DECL_BIT_FIELD): Likewise.
6639 (DECL_NONADDRESSABLE_P): Likewise.
6640 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6641 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6643 2009-06-10 Ian Lance Taylor <iant@google.com>
6645 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6646 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6647 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6648 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6649 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6650 DEF_VEC_ALLOC_FUNC_P.
6651 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6652 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6653 DEF_VEC_ALLOC_FUNC_O.
6654 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6655 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6656 DEF_VEC_ALLOC_FUNC_I.
6657 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6658 (vec_stack_p_reserve_exact_1): Declare.
6659 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6660 (vec_stack_free): Declare.
6661 (VEC_stack_alloc): Define.
6662 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6663 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6664 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6665 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6667 (stack_vecs): New static variable.
6668 (vec_stack_p_reserve_exact_1): New function.
6669 (vec_stack_o_reserve_1): New static function.
6670 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6671 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6672 (vec_stack_free): New function.
6673 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6674 (VEC_df_ref_stack_alloc): Define.
6675 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6676 DEF_VEC_ALLOC_P_STACK.
6677 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6678 (struct df_collection_rec): Change _vec fields to VEC. Remove
6680 (df_free_collection_rec): Adjust for new fields.
6681 (df_insn_rescan): Use new df_collection_rec fields.
6682 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6683 (df_ref_create_structure, df_ref_record): Likewise.
6684 (df_get_conditional_uses, df_get_call_refs): Likewise.
6685 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6686 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6687 (df_record_exit_block_uses, df_bb_verify): Likewise.
6688 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6689 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6690 Remove count parameter. Change return type to void. Change all
6692 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6693 Remove count parameter. Change return type to void. Change all
6695 (df_install_refs): Change old_vec parameter to VEC. Remove count
6696 parameter. Change all callers.
6697 (df_install_mws): Change old_vec parameter to VEC. Remove count
6698 parameter. Change all callers.
6699 (df_refs_verify): Change new_rec parameter to VEC. Change call
6701 (df_mws_verify): Likewise.
6703 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6705 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6707 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6709 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6711 2009-06-10 Anthony Green <green@moxielogic.com>
6713 * config/moxie/crti.asm: New file.
6714 * config/moxie/crtn.asm: New file.
6715 * config/moxie/moxie.c: New file.
6716 * config/moxie/moxie.h: New file.
6717 * config/moxie/sfp-machine.h: New file.
6718 * config/moxie/moxie-protos.h: New file.
6719 * config/moxie/t-moxie: Created.
6720 * config/moxie/t-moxie-softfp: Created.
6721 * config/moxie/moxie.md: Created.
6722 * config/moxie/constraints.md: Created.
6723 * config.gcc: Add moxie support.
6724 * doc/md.texi (Machine Constraints): Add moxie constraints.
6725 * doc/contrib.texi (Contributors): Mention moxie port.
6726 * doc/install.texi (Specific): Mention the moxie port.
6728 2009-06-09 Ian Lance Taylor <iant@google.com>
6730 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6732 * optabs.c (optab_table): Only use designated initializers if
6733 HAVE_DESIGNATED_INITIALIZERS is defined.
6734 (convert_optab_table): Likewise.
6735 (init_optabs): Always call init_insn_codes if
6736 HAVE_DESIGNATED_INITIALIZERS is not defined.
6738 2009-06-09 Ian Lance Taylor <iant@google.com>
6740 * targhooks.c (default_builtin_vectorized_function): Change fn
6741 parameter to unsigned int.
6742 (default_builtin_vectorized_conversion): Change code parameter to
6744 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6745 * targhooks.h: Update declarations.
6746 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6747 parameter to unsigned int.
6749 * c-typeck.c (comptypes_check_enum_int): New static function.
6750 (comptypes_internal): Add enum_and_int_p parameter. Change all
6752 (comp_target_types): Add location parameter. Change all callers.
6753 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6755 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6756 (build_conditional_expr): Add colon_loc parameter. Change all
6758 (convert_for_assignment): Add location parameter. Change all callers.
6759 * c-parser.c (c_parser_conditional_expression): Pass location of
6760 colon to build_conditional_expr.
6761 * c-tree.h (build_conditional_expr): Update declaration.
6763 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6765 * graphite.c: Revert previous patch.
6767 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6770 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6772 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6774 * tree-ssa-loop-prefetch.c
6775 (loop_prefetch_arrays): Fixed a portability problem in printf format
6778 2009-06-09 Martin Jambor <mjambor@suse.cz>
6780 PR tree-optimization/40351
6781 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6782 refrence to a potential artifical subaccess can be constructed.
6784 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6786 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6787 (sh_override_options): Likewise.
6788 * config/sh/sh.c: Include params.h.
6789 (sh_optimization_options): New.
6790 (sh_override_options): Likewise.
6791 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6792 (OVERRIDE_OPTIONS): Use sh_override_options.
6794 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6796 * dwarf2out.c (emit_cfa_remember): New variable.
6797 (add_fde_cfi): If emit_cfa_remember, recurse to add
6798 DW_CFA_remember_state first.
6799 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6800 instead just set emit_cfa_remember.
6802 2009-06-08 Jan Hubicka <jh@suse.cz>
6805 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6807 2009-06-08 Jan Hubicka <jh@suse.cz>
6810 * cgraphunit.c (save_inline_function_body): Do not copy transform
6811 hooks for saved inline bodies.
6812 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6815 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6817 * jump.c (returnjump_p): Handle delayed branches. Add missing
6820 2009-06-08 Jan Hubicka <jh@suse.cz>
6823 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6824 original node might've been modified.
6825 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6827 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6829 * tree-object-size.c (addr_object_size): Add OSI argument.
6830 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6831 (compute_builtin_object_size, expr_object_size): Adjust callers.
6832 (plus_stmt_object_size): Call addr_object_size instead of
6833 compute_builtin_object_size.
6835 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6836 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6838 * tree-ssa-loop-prefetch.c
6839 (gather_memory_references): Introduced a counter for the number of
6841 (anything_to_prefetch_p): Introduced a counter for the number of
6843 (is_loop_prefetching_profitable): New function with a cost model
6845 (loop_prefetch_arrays): Use the new cost model to determine if
6846 prefetching is profitable.
6847 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6848 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6849 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6850 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6851 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6852 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6854 2009-06-08 Michael Matz <matz@suse.de>
6857 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6858 partitions use the same.
6859 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6860 for basevars of SSA_NAMEs.
6861 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6862 to not expand them twice.
6863 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6866 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6868 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6869 (fdump-final-insns=, gtoggle): New.
6870 * doc/invoke.texi: Document them.
6871 * final.c (rest_of_clean_state): Dump final insn stream.
6872 * gcc.c (invoke_as): Hook in -fcompare-debug.
6873 (static_spec_functions): Add compare-debug-dump-opt,
6874 compare-debug-self-opt and compare-debug-auxbase-opt.
6875 (compare_debug, compare_debug_second, compare_debug_opt): New.
6876 (switches_debug_check, n_switches_debug_check): New.
6877 (debug_auxbase_opt, debug_check_temp_file): New.
6878 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6880 (do_self_spec): Handle arguments after switches.
6881 (do_spec_1): Add .gk extension to temp file basenames for compare.
6882 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6883 (cc1_options): Use it instead of normal auxbase computation for
6884 the second compare-debug compilation.
6885 (compare_files): New.
6886 (main): Set up and implement compare debug mode.
6887 (compare_debug_dump_opt_spec_function): New.
6888 (compare_debug_self_opt_spec_function): New.
6889 (compare_debug_auxbase_opt_spec_function): New.
6890 * toplev.c (process_options): Handle flag_gtoggle,
6891 flag_dump_final_insns.
6892 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6893 during -fcompare-debug-second compilation.
6895 2009-06-07 Ian Lance Taylor <iant@google.com>
6897 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6898 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6900 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6901 with no default node. Change warning with %H to warning_at.
6902 Don't clear warn_switch around case checking.
6903 * doc/invoke.texi (Warning Options): Clarify distinction between
6904 -Wswitch and -Wswitch-enum.
6906 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6908 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6910 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6912 * gbl-ctors.h: Add header guard.
6914 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6916 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6917 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6918 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6919 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6920 prototypes for removed functions.
6921 (expressions_equal_p): Move to ...
6922 * tree-ssa-sccvn.h: ... here and ...
6923 * matrix-reorg.c: ... adjust includes.
6925 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6927 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6929 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6931 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6932 (finish_function): Remove erroneous whitespace.
6934 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6936 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6937 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6939 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6941 * errors.c (internal_error): Commentary typo fix.
6942 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6943 * tree-ssa-pre.c: Ditto.
6945 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6947 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6948 them is supposed to hold actual statements.
6950 2009-06-06 Ian Lance Taylor <iant@google.com>
6952 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6953 empty statements can now have attributes.
6955 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6957 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6958 * config/mips/mips.md: Ditto.
6960 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6962 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6964 (__eabi_uconvert): Likewise.
6966 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6968 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6969 CFI_* definitions with IN_GCC.
6971 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6973 * xcoffout.h (xcoffout_source_line): Update prototype.
6975 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6977 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6978 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6980 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6983 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6984 inlined_function_outer_scope_p blocks for artificial inlines
6986 * tree.c (tree_nonartificial_location): Rewrite using
6987 block_nonartificial_location.
6989 2009-06-05 Revital Eres <eres@il.ibm.com>
6990 Leehod Baruch <leehod@il.ibm.com>
6992 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6993 (expand_expr_real_1): Remove comment.
6994 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6995 Vectorize misaligned access when the target supports it.
6996 (vect_supportable_dr_alignment): Check for unaligned access support.
6997 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7000 2009-06-05 Julian Brown <julian@codesourcery.com>
7002 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7003 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7005 2009-06-05 Richard Guenther <rguenther@suse.de>
7008 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7011 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7013 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7014 (save_gprs): Don't tell unwinder when a global register is saved.
7015 (s390_emit_epilogue): Emit needed epilogue unwind info.
7017 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7019 * dwarf2out.c (deferred_asm_name): New.
7020 (add_name_and_src_coords_attributes): Defer creation of
7021 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7023 (move_linkage_attr): New.
7024 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7027 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7029 * tree-nested.c (finalize_nesting_tree_1): Declare the
7030 frame_decl in the binding tree.
7032 2009-06-04 Cary Coutant <ccoutant@google.com>
7034 * basic-block.h (struct basic_block_def): Add discriminator field.
7035 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7037 * debug.c (do_nothing_debug_hooks): Add additional entry.
7038 (debug_nothing_int_charstar_int): New function.
7039 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7040 (debug_nothing_int_charstar_int): New declaration.
7041 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7042 discriminator value in .loc directive.
7043 * final.c (last_discriminator): New variable.
7044 (discriminator): New variable.
7045 (final_start_function): Initialize above variables, pass current
7046 discriminator to debug hook.
7047 (notice_source_line): Check for discriminator change.
7048 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7049 * sdbout.c (sdbout_source_line): New parameter.
7050 * tree-cfg.c (struct locus_discrim_map): New structure type.
7051 (discriminator_per_locus): New hash table.
7052 (build_gimple_cfg): Allocate and free discriminator hash table.
7053 (make_edges): Call assign_discriminator.
7054 (locus_map_hash): New function.
7055 (locus_map_eq): New function.
7056 (next_discriminator_for_locus): New function.
7057 (same_line_p): New function.
7058 (assign_discriminator): New function.
7059 (make_cond_expr_edges): Call assign_discriminator.
7060 (make_gimple_switch_edges): Likewise.
7061 (first_non_label_stmt): New function.
7062 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7064 * xcoffout.c (xcoffout_source_line): Add new parameter.
7066 * configure.ac (gcc_cv_as_discriminator): New configury check for
7067 gas support for discriminator.
7068 * configure: Regenerate.
7069 * config.in: Regenerate.
7071 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7073 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7074 val after checking for integers.
7076 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7078 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7080 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7081 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7082 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7083 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7084 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7085 X64_SSE_REGPARM_MAX.
7086 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7087 X64_SSE_REGPARM_MAX.
7089 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7091 * gcc.c (report_times_to_file): New.
7092 (execute): Implement it.
7093 (process_command): Support -time=.
7094 * doc/invoke.texi: Document it.
7096 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7098 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7099 that have value exprs.
7101 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7103 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7104 declarations for constants until...
7105 (dw2_output_indirect_constant_1): ... this point.
7107 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7110 * arm.md (arm_addsi3): Don't try to split an add with an
7111 eliminable register until after reload has completed.
7113 2009-06-03 Ian Lance Taylor <iant@google.com>
7115 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7116 * genattrtab.c (write_length_unit_log): Likewise.
7117 * genchecksum.c (dosum): Likewise.
7118 * gengtype.c (write_rtx_next): Likewise.
7119 (finish_root_table, write_roots): Likewise.
7120 * gimple.c (gimple_ops_offset_): Likewise.
7121 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7122 * config/arc/arc.c (arc_attribute_table): Likewise.
7123 * config/arm/arm.c (arm_attribute_table): Likewise.
7124 * config/avr/avr.c (avr_attribute_table): Likewise.
7125 * config/crx/crx.c (crx_attribute_table): Likewise.
7126 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7127 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7128 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7129 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7130 * config/sh/sh.c (sh_attribute_table): Likewise.
7131 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7132 * config/spu/spu.c (spu_attribute_table): Likewise.
7133 * config/v850/v850.c (v850_attribute_table): Likewise.
7135 * config/alpha/alpha.c (vms_attribute_table): Make static.
7136 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7137 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7138 * config/mips/mips.c (mips_attribute_table): Likewise.
7140 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7142 (cc1-checksum.o): Likewise.
7144 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7146 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7148 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7150 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7151 insn if it is changing sp. Use gen_add3_insn instead of
7152 conditionally gen_addsi3 and gen_adddi3.
7153 (offset_below_red_zone_p): New static inline function.
7154 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7155 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7156 * config/rs6000/ppc-asm.h: Include auto-host.h.
7157 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7158 CFI_RESTORE): Define.
7159 * config/rs6000/crtresxgpr.asm: Add unwind info.
7160 * config/rs6000/crtresxfpr.asm: Likewise.
7161 * config/rs6000/crtresgpr.asm: Likewise.
7162 * config/rs6000/crtresfpr.asm: Likewise.
7163 * config/rs6000/crtsavgpr.asm: Likewise.
7164 * config/rs6000/crtsavfpr.asm: Likewise.
7166 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7167 argument of DWARF2_FRAME_REG_OUT macros.
7169 2009-06-03 Julian Brown <julian@codesourcery.com>
7171 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7172 words or less (including TImode) in core registers.
7174 2009-06-03 Richard Guenther <rguenther@suse.de>
7177 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7179 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7181 * statistics.c (statistics_counter_event): Do not record event
7182 in pass dump if its number == -1.
7183 (curr_statistics_hash): Add assert that we never get passes
7184 with static number == -1.
7186 2009-06-03 Richard Guenther <rguenther@suse.de>
7187 Andrey Belevantsev <abel@ispras.ru>
7189 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7190 non-BLKmode arrays addressable.
7192 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7194 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7195 * config/m68k/m68k.h: ... here.
7196 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7199 2009-06-03 Martin Jambor <mjambor@suse.cz>
7201 PR tree-optimization/40323
7202 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7205 2009-06-03 Richard Guenther <rguenther@suse.de>
7207 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7210 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7212 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7213 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7214 JUMP_TABLE_DATA_P where applicable.
7215 * config/sh/sh.c: Ditto.
7216 * config/sh/sh.h: Ditto.
7217 * config/sh/sh.md: Ditto.
7218 * config/sh/symbian.c: Ditto.
7220 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7222 * config/i386/driver-i386.c (describe_cache): Optimize
7223 concatenation of strings. Use snprintf instead of sprintf.
7224 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7225 target when not compiling with GCC.
7227 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7229 * config/sh/sh.c: Revert last change.
7230 (sh_expand_epilogue): Emit a blockage insn before the frame
7231 pointer adjustment unconditionally.
7233 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7235 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7236 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7237 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7238 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7239 to COLLECT_GCC_OPTIONS.
7241 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7243 * collect2.c (target_system_root): New variable.
7244 (main): Handle --sysroot=.
7245 (ignore_library): Strip the sysroot from the library path.
7247 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7249 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7250 (collect2.o): Depend on collect2-aix.h.
7251 (collect2-aix.o): New rule.
7252 * collect2-aix.h: New file.
7253 * collect2-aix.c: Likewise.
7254 * collect2.c: Include collect2-aix.h. Don't undefine
7255 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7256 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7257 Use TARGET_AIX_VERSION instead of _AIX51.
7258 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7259 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7260 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7261 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7262 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7264 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7266 * collect2.c (ignore_library): Avoid premature post-increment
7269 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7271 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7272 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7273 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7274 CROSS_DIRECTORY_STRUCTURE too.
7275 (LINK_LIBG_SPEC): Likewise.
7276 (LIB_SPEC): Add %R to sysroot paths.
7277 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7278 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7279 * config/rs6000/aix51.h: As for aix43.h.
7280 * config/rs6000/aix52.h: Likewise.
7281 * config/rs6000/aix53.h: Likewise.
7282 * config/rs6000/aix61.h: Likewise.
7283 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7284 to the beginning of sysroot paths.
7286 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7288 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7289 INSN_LISTs that are out of the REG_NOTE range.
7291 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7293 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7294 (struct var_to_expand): Likewise.
7295 (struct opt_info): Add head and tail for linked lists of the above.
7296 (analyze_insn_to_expand_var): Initialize next.
7297 (analyze_iv_to_split_insn): Likewise.
7298 (analyze_insns_in_loop): Create linked lists.
7299 (allocate_basic_variable): Simplify for use without hash table.
7300 (insert_var_expansion_initialization): Likewise, make it type-safer.
7301 (combine_var_copies_in_loop_exit): Likewise.
7302 (apply_opt_in_copies): Walk lists rather than hash tables.
7303 (release_var_copies): Simplified and inlined by hand into...
7304 (free_opt_info): ... this function.
7306 2009-06-02 Richard Guenther <rguenther@suse.de>
7308 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7311 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7313 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7314 only for builtins that are not overridden.
7316 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7318 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7321 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7323 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7325 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7327 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7329 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7331 * common.opt (fdump-unnumbered-links): New.
7332 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7333 * print-rtl.c (flag_dump_unnumbered_links): New.
7334 (print_rtx): Test it.
7336 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7338 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7339 push/pop multiple to 8-byte alignment.
7341 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7343 * config/i386/i386.c (queued_cfa_restores): New static variable.
7344 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7346 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7347 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7348 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7349 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7350 note unconditionally.
7351 (ix86_emit_restore_regs_using_mov): Likewise.
7352 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7353 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7354 it through to ix86_emit_restore_reg_using_pop.
7355 (ix86_emit_leave): Add RED_OFFSET argument. Call
7356 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7357 instead of adding REG_CFA_OFFSET note unconditionally.
7358 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7359 the above functions. Call ix86_add_queued_cfa_restore_notes when
7362 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7363 force output of the label even for dwarf2out_do_cfi_asm.
7364 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7365 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7366 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7368 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7369 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7370 dwarf2out_cfi_label callers.
7371 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7372 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7373 Adjust dwarf2out_cfi_label callers.
7374 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7376 * config/i386/i386.h (struct machine_cfa_state,
7377 struct machine_function): Guard with ifndef USED_FOR_TARGET
7378 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7381 * emutls.c (__emutls_get_address): Change arr->size to mean number
7382 of allocated arr->data entries instead of # of slots + 1.
7385 * recog.c (peep2_reinit_state): New function.
7386 (peephole2_init_state): Use it at the end of a basic block and also
7387 when seeing a RTX_FRAME_RELATED_P insn.
7389 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7391 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7392 fixuns_truncrfdi2): New.
7393 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7394 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7395 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7396 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7397 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7398 *recip_approx): Remove.
7399 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7400 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7401 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7403 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7406 2009-06-01 Ian Lance Taylor <iant@google.com>
7408 * attribs.c (register_attribute): Use CONST_CAST.
7409 * collect2.c (main): Use CONST_CAST2.
7410 (scan_prog_file): Likewise.
7411 * gcc.c (process_command, main): Likewise.
7412 * toplev.c (toplev_main): Likewise.
7414 * c-typeck.c (handle_warn_cast_qual): New static function,
7415 partially broken out of build_c_cast.
7416 (build_c_cast): Call handle_warn_cast_qual.
7417 * doc/invoke.texi (Warning Options): Document new effect of
7420 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7422 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7423 (diagnostic_report_current_module): Print columns.
7424 * common.opt (flag_show_column): Enable by default.
7426 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7428 * alias.c (find_base_term): Check for NULL term before returning.
7430 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7432 Revert due to PR40320:
7433 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7434 * calls.c (emit_library_call_value_1): Don't force_operand for move
7437 2009-06-01 Olivier Hainque <hainque@adacore.com>
7438 Eric Botcazou <ebotcazou@adacore.com>
7440 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7441 to be processed as a bitfield for constructor output purposes.
7442 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7444 * varasm.c (oc_local_state): New type, output_constructor
7445 local state to support communication with helpers.
7446 (oc_outer_state): New type, output_constructor outer state of
7447 relevance in recursive calls.
7448 (output_constructor_array_range): New output_constructor helper,
7449 extracted code for an array range element.
7450 (output_constructor_regular_field): New output_constructor helper,
7451 extracted code for an element that is not a bitfield.
7452 (output_constructor_bitfield): New output_constructor helper,
7453 extracted code for a bitfield element. Accept an OUTER state
7454 argument for recursive processing. Recurse on record or array
7455 CONSTRUCTOR values, possibly past noop conversions.
7456 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7457 VALUE is a valid constant-valued expression for use in a static
7458 bit-field initializer.
7459 (output_constructor): Rework to use helpers. Accept and honor an
7460 OUTER state argument for recursive calls. Return total size. Be
7461 prepared for nested constructors initializing bitfields.
7462 (output_constant): Feed OUTER in calls to output_constructor.
7464 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7466 * calls.c (emit_library_call_value_1): Don't force_operand for move
7469 2009-06-01 Nick Clifton <nickc@redhat.com>
7471 * doc/invoke.texi (IA-64 Options): Fix typo.
7473 2009-06-01 Ira Rosen <irar@il.ibm.com>
7475 PR tree-optimization/39129
7476 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7478 (vect_do_peeling_for_loop_bound): Use
7479 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7480 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7481 (vect_loop_versioning): Likewise.
7482 (vect_create_cond_for_alias_checks): Fix indentation.
7483 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7485 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7486 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7487 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7488 "control flow in loop".
7489 (vect_estimate_min_profitable_iters): Use
7490 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7491 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7492 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7493 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7494 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7495 statement belongs to a group of strided accesses with the exact code
7497 (vectorizable_load): Likewise.
7498 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7499 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7501 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7503 * config/freebsd-stdint.h: New file.
7504 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7505 Add freebsd-stdint.h to tm_file.
7507 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7509 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7510 (thumb2_extendhidi2): Likewise.
7512 2009-05-31 Ian Lance Taylor <iant@google.com>
7514 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7516 2009-05-31 Ian Lance Taylor <iant@google.com>
7518 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7519 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7520 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7522 2009-05-31 Jason Merrill <jason@redhat.com>
7524 * tree-pretty-print.c (print_call_name): Take the callee, not the
7525 call itself. Make non-static. Use dump_function_name for functions.
7526 (dump_generic_node): Adjust.
7527 * diagnostic.h: Declare print_call_name.
7528 * gimple-pretty-print.c (dump_gimple_call): Use it.
7530 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7532 * config/sh/sh.md (ashldi3_std): New define_expand.
7535 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7538 * config/sh/sh.c: Include debug.h.
7539 (sh_expand_epilogue): Emit a blockage insn before the frame
7540 pointer adjustment also when dwarf2out_do_frame returns true.
7542 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7544 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7545 (thumb2_extendqidi2): New pattern.
7547 2009-05-31 Ira Rosen <irar@il.ibm.com>
7549 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7550 mark phis for renaming.
7551 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7552 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7553 Call mark_sym_for_renaming.
7554 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7555 * tree-vect-loop.c (vect_transform_loop): Remove
7556 vect_memsyms_to_rename initialization and a call to
7557 mark_set_for_renaming.
7559 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7562 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7563 frame related even if !set_cfa && style < 0.
7565 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7567 * config/i386/mingw-tls.c: New file.
7568 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7569 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7570 defining _WIN32 but not __CYGWIN__.
7572 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7574 * configure.ac: Add MPC support.
7576 * config.in, configure: Regenerate.
7578 2009-05-29 Richard Henderson <rth@redhat.com>
7580 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7581 NOTE_INSN_BASIC_BLOCK.
7582 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7583 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7584 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7586 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7588 (add_cfi): Disable check redefining cfa away from drap.
7589 (lookup_cfa_1): Add remember argument; handle remember/restore.
7590 (lookup_cfa): Pass remember argument.
7591 (cfa_remember): New.
7592 (compute_barrier_args_size_1): Remove sibcall check.
7593 (dwarf2out_frame_debug_def_cfa): New.
7594 (dwarf2out_frame_debug_adjust_cfa): New.
7595 (dwarf2out_frame_debug_cfa_offset): New.
7596 (dwarf2out_frame_debug_cfa_register): New.
7597 (dwarf2out_frame_debug_cfa_restore): New.
7598 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7599 (dwarf2out_begin_epilogue): New.
7600 (dwarf2out_frame_debug_restore_state): New.
7601 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7602 DW_CFA_restore_state.
7603 (output_cfi_directive): Likewise.
7604 (convert_cfa_to_fb_loc_list): Likewise.
7605 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7606 * dwarf2out.h: Update.
7607 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7608 (copy_insn_1): Early out for null.
7609 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7610 and dwarf2out_frame_debug_restore_state.
7611 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7612 (prologue_insn_hash, epilogue_insn_hash): New.
7613 (free_after_compilation): Adjust freeing accordingly.
7614 (record_insns): Create hash table if needed; push insns into
7615 hash instead of array.
7616 (maybe_copy_epilogue_insn): New.
7617 (contains): Search hash table instead of array.
7618 (sibcall_epilogue_contains): Remove.
7619 (thread_prologue_and_epilogue_insns): Split eh_return insns
7620 and mark them as epilogues.
7621 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7622 scanning in terms of basic blocks.
7623 * insn-notes.def (CFA_RESTORE_STATE): New.
7624 * jump.c (returnjump_p_1): Accept EH_RETURN.
7625 (eh_returnjump_p_1, eh_returnjump_p): New.
7626 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7627 CFA_REGISTER, CFA_RESTORE): New.
7628 * rtl.def (EH_RETURN): New.
7629 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7631 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7632 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7634 * config/i386/i386.c (gen_push): Update cfa state.
7635 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7636 add a CFA_ADJUST_CFA note.
7637 (ix86_dwarf_handle_frame_unspec): Remove.
7638 (ix86_expand_prologue): Update cfa state.
7639 (ix86_emit_restore_reg_using_pop): New.
7640 (ix86_emit_restore_regs_using_pop): New.
7641 (ix86_emit_leave): New.
7642 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7643 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7644 * config/i386/i386.h (struct machine_cfa_state): New.
7645 (ix86_cfa_state): New.
7646 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7647 (eh_return_internal): Merge from eh_return_<mode>,
7648 use eh_return rtx, split w/ epilogue.
7650 2009-05-29 Ian Lance Taylor <iant@google.com>
7652 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7654 * calls.c (emit_library_call_value_1): Likewise.
7656 * c-typeck.c (c_build_va_arg): New function.
7657 * c-tree.h (c_build_va_arg): Declare.
7658 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7659 instead of build_va_arg.
7661 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7663 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7664 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7665 (ptr_difference_cost): Use affine combinations to compute it.
7666 (difference_cost): Likewise.
7667 (get_computation_cost_at): Compute more accurate cost for addresses
7668 if the ratio is a multiplier allowed in addresses.
7669 For non-addresses, consider that an additional offset or symbol is
7672 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7674 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7675 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7677 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7678 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7679 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7681 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7682 to 1 for TYPE_SSE{IADD1,CVT1}.
7683 (prefix_vex_imm8): Removed.
7684 (length_vex): Only pass 1 as second argument to
7685 ix86_attr_length_vex_default if prefix_extra is 0.
7686 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7687 (length): For prefix vex computation use length_immediate
7688 attribute instead of prefix_vex_imm8.
7689 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7690 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7691 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7692 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7693 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7694 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7695 a space in between the operands.
7696 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7697 if one operand is 0xff and the other one si, di, bp or sp.
7698 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7699 other one si, di, bp or sp.
7700 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7701 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7702 type and mode attributes.
7703 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7704 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7705 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7706 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7707 prefix_data16 attribute iff MODE_DF.
7708 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7709 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7710 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7711 constm128_operand in length_immediate computation.
7712 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7713 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7714 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7715 length_immediate attribute to 1.
7716 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7717 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7718 for certain alternatives.
7719 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7720 prefix_data16 attribute if MODE_V1DF.
7721 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7722 length_immediate to 1.
7723 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7724 length_address to 4, set mode attribute to MODE_DI.
7725 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7726 (fxam<mode>2_i387): Set length attribute to 4.
7727 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7728 *prefetch_3dnow_rex): Override length_address attribute.
7729 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7731 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7732 (constm128_operand): Removed.
7733 * config/i386/i386.c (memory_address_length): For
7734 disp && !index && !base in 64-bit mode account for SIB byte if
7735 print_operand_address can't optimize disp32 into disp32(%rip)
7736 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7737 for fs: or gs: segment.
7738 (ix86_attr_length_immediate_default): When checking if shortform
7739 is possible, truncate immediate to the length of the non-shortened
7741 (ix86_attr_length_address_default): Ignore MEM_P operands
7743 (ix86_attr_length_vex_default): Only check for DImode on
7744 GENERAL_REG_P operands.
7745 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7746 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7747 (sse_cvttps2pi): Clear prefix_rep attribute.
7748 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7750 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7751 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7752 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7753 iff operand 2 is const_int_operand.
7754 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7755 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7756 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7758 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7760 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7761 prefix_data16 attribute for movlpd and movhpd instructions.
7762 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7763 length_immediate for shufpd instruction.
7764 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7765 (avx_cmpp<avxmodesuffixf2c><mode>3,
7766 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7767 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7768 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7769 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7770 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7771 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7772 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7773 prefix_data16 attribute for the first alternative to 1.
7774 (*avx_loadlps): Override length_immediate for the first alternative.
7775 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7776 attributes for second alternative.
7777 (*vec_concatv2sf_sse4_1): Override length_immediate and
7778 prefix_data16 attributes for second alternative.
7779 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7780 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7781 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7782 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7783 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7784 prefix_data16 and length_immediate to 1.
7785 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7787 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7788 prefix_extra attribute for variants that don't have 0f prefix alone.
7789 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7790 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7791 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7792 *sse4_1_pextrd): Set length_immediate to 1.
7793 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7794 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7796 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7797 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7798 length_immediate to 1 for second alternative.
7799 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7800 prefix_extra and length_immediate attributes for the first
7802 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7804 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7805 to 1 for the first and third alternative.
7806 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7808 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7810 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7812 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7813 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7814 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7815 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7816 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7817 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7818 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7819 ssse3_psign<mode>3): Override prefix_rex attribute.
7820 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7821 (ssse3_palignrti): Override length_immediate to 1.
7822 (ssse3_palignrdi): Override length_immediate to 1, override
7823 prefix_rex attribute.
7824 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7825 (sse4a_extrqi): Override length_immediate to 2.
7826 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7827 (sse4a_insertq): Override prefix_data16 to 0.
7828 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7829 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7830 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7831 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7832 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7833 and length_immediate to 1.
7834 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7835 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7836 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7837 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7838 and length_immediate to 1.
7839 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7840 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7841 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7842 avx_ptest256): Override prefix_extra to 1.
7843 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7844 Override prefix_data16 and length_immediate to 1.
7845 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7846 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7847 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7848 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7849 prefix_data16 to 0 and prefix_extra to 2.
7850 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7851 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7853 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7854 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7855 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7856 and prefix_extra to 2.
7857 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7858 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7859 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7860 avx_vpermilvar<mode>3,
7861 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7862 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7863 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7864 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7865 Override prefix_extra to 1.
7866 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7867 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7868 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7869 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7870 prefix_extra and length_immediate to 1.
7871 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7873 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7874 to 1 for the first alternative.
7875 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7876 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7878 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7879 *movv2sf_internal_avx, *movv2sf_internal): Override
7880 prefix_rep attribute for certain alternatives.
7881 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7882 attributes for certain alternatives.
7883 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7884 attributes for certain alternatives.
7885 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7886 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7887 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7888 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7889 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7890 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7891 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7892 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7893 length_immediate to 1 if operand 2 is const_int_operand.
7894 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7895 *vec_extractv2si_1): Set length_immediate attribute to 1.
7896 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7897 using old 3DNOW insn rather than SSE/3DNOW_A.
7898 (mmx_emms, mmx_femms): Clear modrm attribute.
7900 2009-05-29 Martin Jambor <mjambor@suse.cz>
7902 * tree-sra.c: New implementation of SRA.
7904 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7905 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7906 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7907 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7908 (SRA_MAX_STRUCTURE_COUNT): Removed.
7909 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7910 * doc/invoke.texi (sra-max-structure-size): Removed.
7911 (sra-field-structure-ratio): Removed.
7913 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7916 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7919 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7921 PR rtl-optimization/40101
7922 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7923 seqno. Adjust comment.
7924 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7925 inserting bookkeeping before a jump, the jump is not scheduled.
7926 When no positive seqno found, provide a value. Add comment.
7928 2009-05-29 Richard Guenther <rguenther@suse.de>
7930 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7931 short-cutting on the first component.
7933 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7936 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7937 for trees other than decls/types.
7939 2009-05-29 Richard Guenther <rguenther@suse.de>
7941 * tree-ssa-operands.c (get_expr_operands): Do not handle
7942 INDIRECT_REFs in the handled-component case. Remove
7943 unused get_ref_base_and_extent case.
7944 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7945 tree_low_cst and host_integerp where possible.
7946 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7947 codes for equivalence.
7948 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7950 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7952 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7953 to tmake_file for i[34567]86-*-cygwin*.
7955 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7958 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7959 (altivec_categorize_keyword, init_vector_keywords,
7960 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7963 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7965 * tree.c (handle_dll_attribute): Check if node is
7966 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7968 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7970 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7972 (thumb2_zero_extendqidi2): Likewise.
7974 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7976 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7977 instead of gen_movrt.
7978 * config/sh/sh.md (movrt): Remove.
7980 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7982 * doc/invoke.texi (IA-64 Options):
7983 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7984 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7985 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7986 -msched-prefer-non-control-spec-insns,
7987 -msched-stop-bits-after-every-cycle,
7988 -msched-count-spec-in-critical-path,
7989 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7990 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7991 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7992 and -msched-spec-verbose.
7994 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7996 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7997 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7999 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8001 2009-05-28 Richard Guenther <rguenther@suse.de>
8003 * tree-ssa-alias.c (ao_ref_init): New function.
8004 (ao_ref_base): Likewise.
8005 (ao_ref_base_alias_set): Likewise.
8006 (ao_ref_alias_set): Likewise.
8007 (refs_may_alias_p_1): Change signature.
8008 (refs_may_alias_p): Adjust.
8009 (refs_anti_dependent_p): Likewise.
8010 (refs_output_dependent_p): Likewise.
8011 (call_may_clobber_ref_p_1): Change signature.
8012 (call_may_clobber_ref_p): Adjust.
8013 (stmt_may_clobber_ref_p_1): New function split out from ...
8014 (stmt_may_clobber_ref_p): ... here.
8015 (maybe_skip_until): Adjust signature.
8016 (get_continuation_for_phi): Likewise.
8017 (walk_non_aliased_vuses): Likewise.
8018 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8019 (ao_ref_init): Declare.
8020 (ao_ref_base): Likewise.
8021 (ao_ref_alias_set): Likewise.
8022 (stmt_may_clobber_ref_p_1): Likewise.
8023 (walk_non_aliased_vuses): Adjust.
8024 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8025 (get_ref_from_reference_ops): remove.
8026 (vn_reference_lookup_2): Adjust signature.
8027 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8028 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8029 (vn_reference_lookup): Adjust.
8030 (vn_reference_insert): Likewise.
8031 (vn_reference_insert_pieces): Adjust signature.
8032 (visit_reference_op_call): Adjust.
8033 * tree-ssa-pre.c (get_expr_type): Simplify.
8034 (phi_translate_1): Adjust.
8035 (compute_avail): Likewise.
8036 (translate_vuse_through_block): Do not re-build trees.
8037 (value_dies_in_block_x): Likewise.
8038 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8040 (vn_reference_lookup_pieces): Adjust declaration.
8041 (vn_reference_insert_pieces): Likewise.
8043 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8045 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8046 with checking disabled.
8048 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8052 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8053 macro definition for support of three-operand format aligned
8054 .comm directive in assembler on cygwin/pe/mingw target OS.
8055 * configure: Regenerate.
8056 * config.h: Regenerate.
8058 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8059 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8060 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8062 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8063 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8065 2009-05-28 Ira Rosen <irar@il.ibm.com>
8067 PR tree-optimization/40254
8068 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8069 in analysis of basic blocks.
8071 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8074 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8075 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8076 (TARGET_INITIALIZER): Use it.
8077 * cse.c (CHEAPER): Move it up to the other macros.
8078 (insert): Rename this ...
8079 (insert_with_costs): ... to this. Add cost parameters. Update
8081 (insert): New function. Call insert_with_costs.
8082 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8083 find_reg_offset_for_const, try_const_anchors): New functions.
8084 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8085 when using a const-anchor. Call insert_const_anchors.
8086 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8087 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8089 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8091 * tree-inline.c (remap_decls): Enable nonlocalized variables
8092 when not optimizing.
8094 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8096 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8097 Simplify other tests involving optimize.
8099 2009-05-27 Tom Tromey <tromey@redhat.com>
8101 * unwind-dw2.c (_Unwind_DebugHook): New function.
8102 (uw_install_context): Call _Unwind_DebugHook.
8104 2009-05-27 Tom Tromey <tromey@redhat.com>
8106 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8108 2009-05-27 Ian Lance Taylor <iant@google.com>
8110 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8111 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8112 (ALL_LINKERFLAGS): Define.
8113 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8114 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8115 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8116 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8117 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8118 $(LINKER_FOR_BUILD).
8119 (build/gcov-iov$(build_exeext)): Likewise.
8121 2009-05-27 Julian Brown <julian@codesourcery.com>
8123 * gcse.c (target.h): Include.
8124 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8125 copy of argument to a pseudo register.
8127 2009-05-27 Diego Novillo <dnovillo@google.com>
8129 * tree-ssa-live.c (dump_scope_block): Document arguments.
8130 (dump_scope_blocks): Document.
8131 (debug_scope_blocks): New.
8132 * tree-flow.h (debug_scope_blocks): Declare.
8134 2009-05-21 Denis Chertykov <denisc@overta.ru>
8136 * doc/contrib.texi (Contributors): Add myself to the list.
8138 2009-05-27 Olivier Hainque <hainque@adacore.com>
8140 * expr.c (target_align): New function. Alignment the TARGET of an
8141 assignment may be assume to have.
8142 (highest_pow2_factor_for_target): Use it instead of relying on
8143 immediate tree attributes of TARGET, not necessarily honored when
8144 intermediate bitfields are involved.
8146 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8149 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8150 AVX, SSE4, AES, PCLMUL and POPCNT.
8152 2009-05-27 Diego Novillo <dnovillo@google.com>
8154 * tree-pretty-print.c (dump_location): New.
8155 (dump_generic_node): Call it.
8156 Factor code to handle BLOCK nodes ...
8157 (dump_block_node): ... here.
8159 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8161 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8163 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8165 * gcc-plugin.h: Include config.h and system.h.
8166 (IN_GCC): Define if not defined.
8168 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8171 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8174 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8176 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8178 * config/m32r/m32r.h: Ditto.
8179 * config/m32r/m32r.md: Ditto.
8180 * config/m32r/predicates.md: Ditto.
8182 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8184 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8186 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8189 (Loading plugins): typo.
8190 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8191 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8192 (Interacting with the GCC Garbage Collector): Added new section.
8193 (Giving information about a plugin): Added new section for
8195 * ggc.h (ggc_register_root_tab): Added declaration.
8196 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8197 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8198 (register_callback): Improved comment in declaration.
8199 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8200 (extra_root_vec) Added static variable for dynamic roots registration.
8201 (ggc_register_root_tab) Added new routine.
8202 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8203 PLUGIN_GGC_MARKING event.
8204 * ggc-zone.c: Include plugin.h.
8205 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8206 * ggc-page.c: Include plugin.h.
8207 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8208 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8209 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8210 (register_callback): check lack of callbacks for
8211 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8212 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8213 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8214 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8215 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8216 dependency on plugin.h.
8217 (plugin.o): Added dependency on ggc.h...
8219 2009-05-26 Richard Guenther <rguenther@suse.de>
8223 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8224 with mismatched comparison modes.
8226 * expr.c (expand_expr_real_1): Expand the operand of a
8227 VIEW_CONVERT_EXPR in its natural mode.
8229 2009-05-26 Ian Lance Taylor <iant@google.com>
8231 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8232 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8233 (ALL_COMPILERFLAGS): Define.
8234 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8235 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8236 (collect2$(exeext), collect2.o): Likewise.
8237 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8238 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8239 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8240 (libbackend.o, intl.o, cppdefault.o): Likewise.
8241 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8242 (build/%.o): Use $(COMPILER_FOR_BUILD).
8243 (build/gen%$(build_exeext)): Likewise.
8244 (build/gcov-iov$(build_exeext)): LIkewise.
8245 * config/t-darwin (darwin.o): Use $(COMPILER).
8246 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8247 * config/t-sol2 (sol2-c.o): Likewise.
8249 * config/t-vxworks (vxworks.o): Likewise.
8250 * config/x-darwin (host-darwin.o): Likewise.
8251 * config/x-hpux (host-hpux.o): Likewise.
8252 * config/x-linux (host-linux.o): Likewise.
8253 * config/x-solaris (host-solaris.o): Likewise.
8254 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8255 * config/arm/t-arm (arm-c.o): Likewise.
8256 * config/arm/t-pe (pe.o): Likewise.
8257 * config/arm/t-wince-pe (pe.o): Likewise.
8258 * config/i386/t-cygming (winnt.o): Likewise.
8259 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8260 * config/i386/t-cygwin (cygwin1.o): Likewise.
8261 (cygwin2.o): Likewise.
8262 * config/i386/t-i386 (i386-c.o): Likewise.
8263 * config/i386/t-interix (winnt.o): Likewise.
8264 * config/i386/t-netware (netware.o): Likewise.
8265 * config/i386/t-nwld (nwld.o): Likewise.
8266 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8267 * config/i386/x-i386 (driver-i386.o): Likewise.
8268 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8269 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8270 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8271 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8272 * config/mips/x-native (driver-native.o): Likewise.
8273 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8274 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8275 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8276 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8277 * config/score/t-score-elf (score7.o): Likewise.
8278 (score3.o): Likewise.
8279 * config/sh/t-sh (sh-c.o): Likewise.
8280 * config/sh/t-symbian (sh-c.o): Likewise.
8281 (symbian.o): Likewise.
8282 * config/spu/t-spu-elf (spu-c.o): Likewise.
8283 * config/v850/t-v850 (v850-c.o): Likewise.
8284 * config/v850/t-v850e (v850-c.o): Likewise.
8286 2009-05-26 Richard Guenther <rguenther@suse.de>
8288 PR tree-optimization/40122
8289 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8290 VECTOR_CSTs if possible.
8291 (fold_gimple_assign): Likewise.
8293 2009-05-26 Richard Guenther <rguenther@suse.de>
8296 * fold-const.c (fold_binary): Use the correct types for building
8299 2009-05-26 Richard Guenther <rguenther@suse.de>
8301 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8302 redundant calls to merge_alias_info.
8303 (bump_vector_ptr): Likewise.
8304 * tree-ssa-copy.c (merge_alias_info): Remove.
8305 (replace_exp_1): Remove call to merge_alias_info.
8306 (propagate_tree_value): Likewise.
8307 (fini_copy_prop): Propagate points-to info.
8308 * tree-flow.h (merge_alias_info): Remove.
8310 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8312 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8314 2009-05-25 Jan Hubicka <jh@suse.cz>
8316 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8317 * cgraph.h (struct inline_summary): New filed self_wize,
8318 size_inlining_benefit, self_time and time_inlining_benefit.
8319 (struct cgraph_global_info): Replace insns by time ans size fields.
8320 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8321 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8322 (ipcp_update_callgraph): Do not touch function bodies.
8323 * ipa-inline.c: Include except.h
8324 (MAX_TIME): New constant.
8325 (overall_insns): Remove.
8327 (overall_size, max_benefit): New static variables.
8328 (cgraph_estimate_time_after_inlining): New function.
8329 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8330 (cgraph_clone_inlined_nodes): Update size.
8331 (cgraph_mark_inline_edge): Update size.
8332 (cgraph_estimate_growth): Use size info.
8333 (cgraph_check_inline_limits): Check size.
8334 (cgraph_default_inline_p): Likewise.
8335 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8336 (cgraph_decide_recursive_inlining): Check size.
8337 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8339 (cgraph_decide_inlining): Likewise.
8340 (cgraph_decide_inlining_incrementally): Likewise; honor
8341 PARAM_EARLY_INLINING_INSNS.
8342 (likely_eliminated_by_inlining_p): New predicate.
8343 (estimate_function_body_sizes): New function.
8344 (compute_inline_parameters): Use it.
8345 * except.c (must_not_throw_labels): New function.
8346 * except.h (must_not_throw_labels): Declare.
8347 * tree-inline.c (init_inline_once): Kill inlining_weigths
8348 * tree-ssa-structalias.c: Avoid uninitialized warning.
8349 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8350 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8351 (PARAM_INLINE_CALL_COST): Remove.
8352 (PARAM_EARLY_INLINING_INSNS): New.
8354 2009-05-25 Richard Guenther <rguenther@suse.de>
8356 PR tree-optimization/36327
8357 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8358 callback for reference translation or lookup at the point of may-defs.
8359 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8360 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8361 for union COMPONENT_REFs.
8362 (vn_reference_lookup_3): New callback. Lookup from memset
8363 and CONSTRUCTOR assignment, translate through struct copies.
8364 (vn_reference_lookup_pieces): Make sure to not free the
8365 passed operands array. Adjust walk_non_aliased_vuses call.
8366 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8367 make sure we do not leak memory.
8369 2009-05-25 Richard Guenther <rguenther@suse.de>
8371 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8372 * tree-inline.c (expand_call_inline): Reset the escaped and
8374 * tree-ssa-structalias.c (pass_build_ealias): New.
8375 * tree-pass.h (pass_build_ealias): Declare.
8376 * passes.c (init_optimization_passes): Add PTA during
8377 early optimizations.
8378 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8379 and CALLUSED solutions.
8380 (dump_points_to_solution): New function, split out from ...
8381 (dump_points_to_info_for): ... here.
8382 * tree-parloops.c (parallelize_loops): Reset the escaped and
8385 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8388 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8389 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8391 2009-05-25 Ira Rosen <irar@il.ibm.com>
8393 PR tree-optimization/40238
8394 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8395 statements after basic block's labels.
8396 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8397 to free the allocated memory.
8399 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8401 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8402 return address with a USE.
8404 2009-05-24 Richard Guenther <rguenther@suse.de>
8407 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8408 array type from the main variant of the inner type.
8410 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8412 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8413 definition to bool (from int) to un-break build.
8414 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8416 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8418 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8419 discard_stmt_changes): Delete.
8420 * tree-ssa-operands.c (scb_stack): Delete.
8421 (init_ssa_operands): Do not initialize it.
8422 (fini_ssa_operands): Do not free it.
8423 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8425 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8426 update_stmt, remove the others. Fix comments.
8427 * tree-dfa.c (optimize_stack_restore): Likewise.
8428 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8429 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8430 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8431 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8433 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8434 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8435 (dom_opt_finalize_block): Likewise, adjusting access to
8437 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8438 (stmts_to_rescan): Change item type to gimple.
8439 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8441 2009-05-24 Ira Rosen <irar@il.ibm.com>
8443 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8444 * tree-pass.h (pass_slp_vectorize): New pass.
8445 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8446 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8447 * tree-vectorizer.c (timevar.h): Include.
8448 (user_vect_verbosity_level): Declare.
8449 (vect_location): Fix comment.
8450 (vect_set_verbosity_level): Update user_vect_verbosity_level
8451 instead of vect_verbosity_level.
8452 (vect_set_dump_settings): Add an argument. Ignore user defined
8453 verbosity if dump flags require higher level of verbosity. Print to
8454 stderr only for loop vectorization.
8455 (vectorize_loops): Update call to vect_set_dump_settings.
8456 (execute_vect_slp): New function.
8457 (gate_vect_slp): Likewise.
8458 (struct gimple_opt_pass pass_slp_vectorize): New.
8459 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8461 (vec_info_for_bb): New function.
8462 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8463 (VECTORIZATION_ENABLED): New macro.
8464 (SLP_ENABLED, SLP_DISABLED): Likewise.
8465 (vect_is_simple_use): Add bb_vec_info argument.
8466 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8467 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8468 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8469 vect_schedule_slp, vect_analyze_slp): Likewise.
8470 (vect_analyze_stmt): Add slp_tree argument.
8471 (find_bb_location): Declare.
8472 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8473 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8474 (vect_analyze_loop_operations, vect_analyze_loop,
8475 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8476 vect_finalize_reduction, vectorizable_reduction,
8477 vectorizable_live_operation, vect_transform_loop): Likewise.
8478 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8479 skip evolution analysis if analyzing a basic block.
8480 (dr_analyze_indices): Likewise.
8481 (initialize_data_dependence_relation): Skip the test whether the
8482 object is invariant for basic blocks.
8483 (compute_all_dependences): Skip dependence analysis for data
8484 references in basic blocks.
8485 (find_data_references_in_stmt): Don't fail in case of invariant
8486 access in basic block.
8487 (find_data_references_in_bb): New function.
8488 (find_data_references_in_loop): Move code to
8489 find_data_references_in_bb and add a call to it.
8490 (compute_data_dependences_for_bb): New function.
8491 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8492 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8494 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8495 unknown dependence in basic block and fail in case of dependence in
8497 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8498 dependence instances from either loop or basic block vectorization
8500 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8501 before calling nested_in_vect_loop_p.
8502 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8503 dependence instances from either loop or basic block vectorization
8505 (vect_verify_datarefs_alignment): Likewise.
8506 (vect_enhance_data_refs_alignment): Adjust function calls.
8507 (vect_analyze_data_refs_alignment): Likewise.
8508 (vect_analyze_group_access): Fix printing. Skip different checks if
8509 DR_STEP is 0. Keep strided stores either in loop or basic block
8510 vectorization data structure. Fix indentation.
8511 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8513 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8514 dependence instances from either loop or basic block vectorization
8516 (vect_analyze_data_refs): Update comment. Call
8517 compute_data_dependences_for_bb to analyze basic blocks.
8518 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8519 case of loop vectorization. In case of basic block vectorization use
8520 data-ref itself as a base.
8521 (vect_create_data_ref_ptr): In case of basic block vectorization:
8522 don't advance the pointer, add new statements before the current
8523 statement. Adjust function calls.
8524 (vect_supportable_dr_alignment): Support only aligned accesses in
8525 basic block vectorization.
8526 * common.opt (ftree-slp-vectorize): New flag.
8527 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8528 (vect_pattern_recog_1): Likewise.
8529 * tree-vect-stmts.c (process_use): Likewise.
8530 (vect_init_vector): Add new statements in the beginning of the basic
8531 block in case of basic block SLP.
8532 (vect_get_vec_def_for_operand): Adjust function calls.
8533 (vect_finish_stmt_generation): Likewise.
8534 (vectorizable_call): Add assert that it is loop vectorization, adjust
8536 (vectorizable_conversion, vectorizable_assignment): Likewise.
8537 (vectorizable_operation): In case of basic block SLP, take
8538 vectorization factor from statement's type and skip the relevance
8539 check. Adjust function calls.
8540 (vectorizable_type_demotion): Add assert that it is loop
8541 vectorization, adjust function calls.
8542 (vectorizable_type_promotion): Likewise.
8543 (vectorizable_store): Check for outer loop only in case of loop
8544 vectorization. Adjust function calls. For basic blocks, skip the
8545 relevance check and don't advance pointers.
8546 (vectorizable_load): Likewise.
8547 (vectorizable_condition): Add assert that it is loop vectorization,
8548 adjust function calls.
8549 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8550 that it is not reduction, get vector type, call only supported
8551 functions, skip loop specific parts.
8552 (vect_transform_stmt): Check for outer loop only in case of loop
8554 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8555 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8556 for external definition.
8557 * passes.c (pass_slp_vectorize): New pass.
8558 * tree-vect-slp.c (find_bb_location): New function.
8559 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8560 check for patterns only in loops.
8561 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8562 case of multiple types in basic block SLP.
8563 (vect_mark_slp_stmts_relevant): New function.
8564 (vect_supported_load_permutation_p): Fix comment.
8565 (vect_analyze_slp_instance): Add argument. In case of basic block
8566 SLP, take vectorization factor from statement's type, check that
8567 unrolling factor is 1. Adjust function call. Save SLP instance in
8568 either loop or basic block vectorization structure. Return FALSE,
8570 (vect_analyze_slp): Add argument. Get strided stores groups from
8571 either loop or basic block vectorization structure. Return FALSE
8572 if basic block SLP failed.
8573 (new_bb_vec_info): New function.
8574 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8575 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8576 (vect_schedule_slp): Add argument. Get SLP instances from either
8577 loop or basic block vectorization structure. Set vectorization factor
8578 to be 1 for basic block SLP.
8579 (vect_slp_transform_bb): New function.
8580 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8582 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8584 * final.c (shorten_branches): Do not align labels for jump tables.
8585 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8587 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8589 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8590 Remove outdated reference to flow.c and fix nits.
8591 * doc/gccint.texi: Tweak RTL description.
8592 * doc/rtl.texi: Likewise.
8594 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8596 * config/avr/avr.c: Change my email address.
8597 * config/avr/avr.h: Likewise.
8598 * config/avr/avr.md: Likewise.
8599 * config/avr/avr-protos.h: Likewise.
8600 * config/avr/libgcc.S: Likewise.
8602 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8604 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8605 (spu_split_load, spu_split_store): Change return type to int.
8606 (spu_split_convert): Declare.
8607 * config/spu/predicates.md (spu_mem_operand): Remove.
8608 (spu_mov_operand): Update.
8609 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8610 * config/spu/spu.c (regno_aligned_for_load): Remove.
8611 (reg_aligned_for_addr, spu_expand_load): Define.
8612 (spu_expand_extv): Reimplement and handle MEM.
8613 (spu_expand_insv): Handle MEM.
8614 (spu_sched_reorder): Handle insn's with length 0.
8615 (spu_legitimate_address_p): Reimplement.
8616 (store_with_one_insn_p): Return TRUE for any mode with size
8617 larger than 16 bytes.
8618 (address_needs_split): Define.
8619 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8621 (spu_convert_move): Define.
8622 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8623 (spu_split_store): Change all MEM's to TImode.
8624 (spu_init_expanders): Preallocate registers that correspond to
8625 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8627 (spu_split_convert): Define.
8628 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8629 (_move<mode>, _movdi, _movti): Update predicate and condition.
8630 (load, store): Change to define_split.
8631 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8633 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8634 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8635 define_insn_and_split of lshr<mode>3.
8636 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8637 (<v>ashr<mode>3_imm): Define.
8638 (extv, extzv, insv): Allow MEM operands.
8639 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8640 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8641 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8642 (_spu_convert2): Change to define_insn_and_split and remove the
8643 corresponding define_peephole2.
8644 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8645 Change predicates to memory_operand.
8647 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8649 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8651 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8653 PR tree-optimization/40219
8654 * tree.c (iterative_hash_expr): Make sure the builtin function is
8655 a normal builtin function and not a front end or back end builtin
8656 before indexing into the built_in_decls array.
8658 2009-05-22 Richard Guenther <rguenther@suse.de>
8661 * alias.c (write_dependence_p): Do not use TBAA for answering
8662 anti-dependence or output-dependence.
8663 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8664 (emit_pointer_definition): Remove.
8665 (emit_alias_warning): Likewise.
8666 (find_what_var_points_to): Remove TBAA pruning code.
8667 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8669 (compute_points_to_sets): Remove code computing the set of
8670 dereferenced pointers.
8671 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8672 oracle for querying anti and output dependencies.
8673 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8674 if TBAA may be applied.
8675 (refs_anti_dependent_p): New function.
8676 (refs_output_dependent_p): Likewise.
8677 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8678 (refs_output_dependent_p): Likewise.
8679 * doc/tree-ssa.texi (Memory model): New section.
8680 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8681 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8682 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8683 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8684 * expr.c (expand_expr_real_1): Likewise.
8685 * gimple-low.c (lower_stmt): Likewise.
8686 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8687 (dump_gimple_cdt): Remove.
8688 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8689 (gimple_size): Likewise.
8690 (walk_gimple_op): Likewise.
8691 (is_gimple_stmt): Likewise.
8692 (walk_stmt_load_store_addr_ops): Likewise.
8693 (gimple_build_cdt): Remove.
8694 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8695 * gimple.h (gimple_cdt_new_type): Remove.
8696 (gimple_cdt_new_type_ptr): Likewise.
8697 (gimple_cdt_set_new_type): Likewise.
8698 (gimple_cdt_location): Likewise.
8699 (gimple_cdt_location_ptr): Likewise.
8700 (gimple_cdt_set_location): Likewise.
8701 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8702 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8703 GIMPLE_CHANGE_DYNAMIC_TYPE.
8704 (verify_types_in_gimple_stmt): Likewise.
8705 * tree-inline.c (estimate_num_insns): Likewise.
8706 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8707 (copy_decl_to_var): Likewise.
8708 (copy_result_decl_to_var): Likewise.
8709 * tree-pretty-print.c (dump_generic_node): Do not handle
8710 CHANGE_DYNAMIC_TYPE_EXPR.
8711 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8712 * tree-ssa-operands.c (get_expr_operands): Likewise.
8713 * tree-ssa-structalias.c (struct variable_info): Remove
8714 no_tbaa_pruning member.
8715 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8716 (unify_nodes): Do not copy it.
8717 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8718 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8719 (set_uids_in_ptset): Do not check it.
8720 (find_what_var_points_to): Likewise.
8721 (compute_tbaa_pruning): Remove.
8722 (compute_points_to_sets): Do not call it.
8723 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8724 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8725 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8726 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8727 (DECL_NO_TBAA_P): Likewise.
8728 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8729 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8730 (expand_omp_atomic_pipeline): Do not set it.
8731 * print-tree.c (print_node): Do not dump it.
8732 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8735 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8738 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8741 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8743 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8746 2009-05-22 Ben Elliston <bje@au.ibm.com>
8748 * Makefile.in (bversion.h, s-bversion): New targets.
8749 (TOPLEV_H): Add bversion.h.
8750 * toplev.h: Include "bversion.h".
8751 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8752 the __format__ attribute only if compiling with the same version
8753 of GCC as the sources (the "build version").
8755 2009-05-22 Ben Elliston <bje@au.ibm.com>
8757 * c-format.c (handle_format_attribute): Fix comment typo.
8759 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8762 * config/ia64/ia64.opt (mfused-madd): New.
8763 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8764 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8765 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8766 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8767 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8768 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8769 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8770 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8771 instruction if !TARGET_FUSED_MADD.
8772 (fpma, fpms): Remove colon from name.
8774 2009-05-22 Richard Guenther <rguenther@suse.de>
8776 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8777 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8778 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8780 (create_expression_by_pieces): Only convert if necessary.
8781 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8782 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8784 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8786 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8787 regular pattern from a template and rename it ...
8788 (*extzv_truncsi_exts): ... to this.
8790 2009-05-21 Richard Guenther <rguenther@suse.de>
8792 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8793 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8794 (cgraph_default_inline_p): Likewise.
8795 (cgraph_decide_inlining_incrementally): Likewise.
8797 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8798 Uros Bizjak <ubizjak@gmail.com>
8800 * config/i386/cpuid.h (bit_MOVBE): New.
8802 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8804 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8805 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8806 (ix86_handle_option): Handle OPT_mmovbe.
8807 (ix86_target_string): Add -mmovbe.
8808 (pta_flags): Add PTA_MOVBE.
8809 (processor_alias_table): Add PTA_MOVBE to "atom".
8810 (override_options): Handle PTA_MOVBE.
8812 * config/i386/i386.h (TARGET_MOVBE): New.
8814 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8815 (*bswapsi_movbe): New.
8816 (*bswapdi_movbe): Likewise.
8817 (bswapdi2): Renamed to ...
8819 (bswapdi2): New expander.
8821 * config/i386/i386.opt (mmovbe): New.
8823 * doc/invoke.texi: Document -mmovbe.
8825 2009-05-21 Taras Glek <tglek@mozilla.com>
8827 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8828 * gcc-plugin.h (plugin_init): Updated signature.
8829 * gcc-plugin.h (plugin_name_args): Moved to this header.
8830 * doc/plugins.texi (plugin_init): Updated documention to reflect
8832 * doc/plugins.texi (plugin_name_args): Added to documention.
8834 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8836 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8837 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8839 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8841 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8842 JUMP_TABLE_DATA_P predicates where applicable.
8843 * config/i386/predicates.md: Ditto.
8844 * config/i386/sse.md: Ditto.
8846 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8848 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8849 operand2 -128 override length_immediate attribute to 1.
8850 * config/i386/predicates.md (constm128_operand): New predicate.
8852 * config/i386/i386.c (memory_address_length): Handle %r12
8853 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8855 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8856 mode look through optional ZERO_EXTEND and SUBREG.
8857 * config/i386/i386.md (R12_REG): New define_constant.
8858 (prefix_data16): For sse unit set also for MODE_TI insns.
8859 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8860 insns set if operand 1 is ext_QIreg_operand.
8861 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8862 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8864 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8865 mode from MODE_DI to MODE_SI.
8866 (movdi_1_rex64): Override modrm and length_immediate attributes
8867 only for movabs (TYPE_IMOV, alternative 2).
8868 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8869 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8870 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8871 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8872 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8873 prefix_rex attribute if DImode.
8874 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8875 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8876 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8877 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8878 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8879 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8880 Likewise. For TYPE_IMOV clear length_immediate attribute.
8881 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8882 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8883 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8884 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8885 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8886 or one operand TYPE_ISHIFT.
8887 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8888 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8889 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8890 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8891 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8892 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8893 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8894 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8895 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8896 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8897 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8898 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8899 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8900 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8901 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8902 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8903 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8904 set mode attribute, don't override length attribute.
8905 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8907 (return_internal_long): Set length attribute to 2 instead of 1.
8908 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8909 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8910 prefix_rex attribute.
8911 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8913 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8915 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8917 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8919 2009-05-20 Ian Lance Taylor <iant@google.com>
8921 * tree.c (build_tree_list_vec_stat): New function.
8922 (ctor_to_vec): New function.
8923 (build_nt_call_vec): New function.
8924 (build_call_array): Change args to be a const pointer.
8925 (build_call_vec): New function.
8926 * tree.h (build_nt_call_vec): Declare.
8927 (build_tree_list_vec_stat): Declare.
8928 (build_tree_list_vec): Define.
8929 (build_call_array): Update declaration.
8930 (build_call_vec): Declare.
8931 (ctor_to_vec): Declare.
8932 * c-common.c (tree_vector_cache): New static variable.
8933 (make_tree_vector): New function.
8934 (release_tree_vector): New function.
8935 (make_tree_vector_single): New function.
8936 (make_tree_vector_copy): New function.
8937 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8938 (make_tree_vector_single, make_tree_vector_copy): Declare.
8939 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8940 (c_parser_expr_list): Don't manage cache here, instead call
8942 (c_parser_release_expr_list): Remove static function.
8943 (c_parser_vec_to_tree_list): Remove static function.
8944 (c_parser_attributes): Call build_tree_list_vec instead of
8945 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8946 c_parser_release_expr_list.
8947 (c_parser_postfix_expression_after_primary): Likewise.
8948 (c_parser_objc_keywordexpr): Likewise.
8950 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8952 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8953 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8954 TARGET_CONVERT_TO_TYPE.
8955 * hooks.c (hook_tree_const_tree_null): Define.
8956 * hooks.h (hook_tree_const_tree_null): Declare.
8957 * target.h (struct gcc_target): Add invalid_parameter_type,
8958 invalid_return_type, promoted_type, and convert_to_type fields.
8959 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8960 (TARGET_INVALID_RETURN_TYPE): Define.
8961 (TARGET_PROMOTED_TYPE): Define.
8962 (TARGET_CONVERT_TO_TYPE): Define.
8963 (TARGET_INITIALIZER): Update for new fields.
8964 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8965 (grokparms): Check targetm.invalid_parameter_type.
8966 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8967 * c-convert.c (convert): Check targetm.convert_to_type.
8969 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8971 * config/mips/mips.md (*extenddi_truncate<mode>,
8972 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8974 (*extendhi_truncateqi): New define_insn_and_sptit.
8976 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8979 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8980 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8982 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8984 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8985 the operand of VIEW_CONVERT_EXPR.
8987 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8989 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8990 extended family and model for Intel processors. Support Intel Atom.
8992 2009-05-20 Olivier Hainque <hainque@adacore.com>
8994 * gstab.h (stab_code_type): Define, to be used instead of the
8995 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8997 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8998 occurrences by stab_code_type.
8999 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9001 2009-05-20 Martin Jambor <mjambor@suse.cz>
9003 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9004 (sra_insert_before): Likewise.
9005 (sra_insert_after): Likewise.
9006 (sra_init_cache): Likewise.
9007 (sra_type_can_be_decomposed_p): Likewise.
9008 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9009 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9010 (sra_insert_before): Likewise.
9011 (sra_insert_after): Likewise.
9012 (sra_init_cache): Likewise.
9013 (insert_edge_copies_seq): Made static and moved upwards.
9015 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9018 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9020 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9021 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9024 2009-05-20 Richard Guenther <rguenther@suse.de>
9026 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9027 with mismatched comparison modes.
9029 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9031 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9032 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9033 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9034 with shifts for Thumb2.
9035 (orsi_notsi): New for orn.
9036 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9037 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9038 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9039 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9040 Don't invert remainder for IOR.
9042 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9044 PR tree-optimization/40087
9045 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9046 number_of_iterations_ne): Rename never_infinite argument.
9047 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9048 number_of_iterations_le): Handle pointer-type ivs when
9049 exit_must_be_taken is false.
9050 (number_of_iterations_cond): Do not always assume that
9051 exit_must_be_taken if the control variable is a pointer.
9053 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9055 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9056 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9058 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9060 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9061 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9063 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9066 * c.opt (Wlogical-op): Disabled by default.
9067 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9069 * doc/invoke.texi (Wlogical-op): Likewise.
9071 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9073 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9075 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9076 Propagate the type of the first operand.
9077 <ASSERT_EXPR>: Simplify.
9078 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9079 Rewrite using the RHS code as discriminant.
9080 <NOP_EXPR>: Turn into CASE_CONVERT.
9081 <PLUS_EXPR>: Propagate the type of the first operand.
9083 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9085 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9086 (ia64_dconst_0_375): New.
9087 * config/ia64/ia64.c (ia64_override_options): Remove
9088 -minline-sqrt-min-latency warning.
9089 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9090 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9091 * config/ia64/ia64.md (*sqrt_approx): Remove.
9092 (sqrtsf2): Remove #if 0.
9093 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9094 (sqrtdf): Remove assert.
9095 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9096 (sqrtxf2): Remove #if 0.
9097 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9098 * div.md (sqrt_approx_rf): New.
9099 (sqrtsf2_internal_thr): New implementation.
9100 (sqrtsf2_internal_lat): New.
9101 (sqrtdf2_internal_thr: New implementation.
9102 (sqrtxf2_internal): New implementation.
9104 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9105 Hans-Peter Nilsson <hp@axis.com>
9107 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9108 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9109 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9110 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9111 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9112 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9113 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9114 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9115 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9116 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9117 * c-common.c: ...from here.
9119 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9121 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9123 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9125 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9127 2009-05-19 Ben Elliston <bje@au.ibm.com>
9129 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9130 assignments with memcpy calls.
9131 (add_fdes): Likewise.
9132 (binary_search_unencoded_fdes): Likewise.
9133 (linear_search_fdes): Eliminate type puns.
9135 2009-05-19 Richard Guenther <rguenther@suse.de>
9137 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9138 not falsely claim to have propagated into all uses.
9140 2009-05-19 Ben Elliston <bje@au.ibm.com>
9142 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9145 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9147 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9148 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9149 (TARGET_LEGITIMATE_ADDRESS_P): New.
9150 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9151 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9153 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9156 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9157 child of the containing namespace's DIE.
9159 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9161 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9162 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9163 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9166 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9169 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9170 gen_align with gen_pad.
9171 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9172 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9174 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9175 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9177 * config/i386/i386.md (align): Renamed to ...
9178 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9179 ASM_OUTPUT_MAX_SKIP_PAD.
9181 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9183 * config.gcc: Fix variable syntax.
9186 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9187 before calling exact_log2.
9188 (output_iorsi3): Likewise.
9189 (output_xorsi3): Likewise.
9191 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9193 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9194 for the none zero constant operand except for EQ and NE
9195 comprisons even when the first operand is R0.
9197 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9199 * config/s390/2064.md: Remove trailing whitespaces.
9200 * config/s390/2084.md: Likewise.
9201 * config/s390/constraints.md: Likewise.
9202 * config/s390/fixdfdi.h: Likewise.
9203 * config/s390/libgcc-glibc.ver: Likewise.
9204 * config/s390/s390-modes.def: Likewise.
9205 * config/s390/s390-protos.h: Likewise.
9206 * config/s390/s390.c: Likewise.
9207 * config/s390/s390.h: Likewise.
9208 * config/s390/s390.md: Likewise.
9209 * config/s390/tpf-unwind.h: Likewise.
9211 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9213 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9215 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9218 * configure.ac (m68k-*-*): Check if binutils support TLS.
9219 * configure: Regenerate.
9220 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9221 * config/m68k/constraints.md (Cu): New constraint.
9222 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9223 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9224 (movsi): Handle TLS symbols.
9225 (addsi3_5200): Handle XTLS symbols, indent.
9226 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9227 (m68k_tls_reference_p): Declare.
9228 (m68k_legitimize_address): Declare.
9229 (m68k_unwrap_symbol): Declare.
9230 * config/m68k/m68k.opt (mxtls): New option.
9231 * config/m68k/m68k.c (ggc.h): Include.
9232 (m68k_output_dwarf_dtprel): Implement hook.
9233 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9234 (m68k_expand_prologue): Load GOT pointer when function needs it.
9235 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9236 (m68k_legitimate_constant_address_p): Same.
9237 (m68k_decompose_address): Handle TLS references.
9238 (m68k_get_gp): New static function.
9239 (enum m68k_reloc): New contants.
9240 (TLS_RELOC_P): New macro.
9241 (m68k_wrap_symbol): New static function.
9242 (m68k_unwrap_symbol): New function.
9243 (m68k_final_prescan_insn_1): New static function.
9244 (m68k_final_prescan_insn): New function.
9245 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9247 (legitimize_pic_address): Handle TLS references..
9248 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9249 (m68k_libcall_value_in_a0_p)
9250 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9251 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9252 (m68k_legitimize_tls_address): Handle TLS references.
9253 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9255 (m68k_legitimize_address): Handle TLS symbols.
9256 (m68k_get_reloc_decoration): New static function.
9257 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9259 (m68k_output_dwarf_dtprel): Implement hook.
9260 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9261 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9262 m68k_call_* routines.
9263 (sched_attr_op_type): Handle TLS symbols.
9264 (gt-m68k.h): Include.
9265 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9266 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9268 2009-05-18 Martin Jambor <mjambor@suse.cz>
9270 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9271 (visit_store_addr_for_mod_analysis): New function.
9272 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9273 (determine_cst_member_ptr): Use gimple_assign_single_p.
9274 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9275 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9276 operands. Don't check number of operands of a NOP_EXPR.
9278 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9280 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9282 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9285 * c-common.c (warn_logical_operator): Don't warn if one of
9286 expression isn't always true or false.
9288 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9290 * config/i386/biarch32.h: New file.
9291 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9293 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9295 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9296 *zero_extend<mode>_truncqi): Merge these into ...
9297 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9298 Name the pattern following this as *zero_extendhi_truncqi.
9300 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9303 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9304 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9305 (output_info): Make field HOST_WIDEST_INT.
9306 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9307 (dump_bitmat_statistics): Same.
9309 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9311 * config.gcc (use_gcc_stdint): Set to wrap.
9312 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9313 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9314 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9315 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9316 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9317 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9318 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9319 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9321 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9323 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9325 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9326 Move definitions earlier.
9327 (OPT_ARCH64, OPT_ARCH32): Define.
9328 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9331 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9334 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9337 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9339 * arm.md (movdi2): Copy non-reg values to DImode registers.
9341 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9344 * final.c (label_to_max_skip): New function.
9345 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9346 CODE_LABEL_NUMBER <= max_labelno.
9347 * output.h (label_to_max_skip): New prototype.
9348 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9349 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9350 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9351 Handle CODE_LABELs with >= 16 byte alignment or with
9352 max_skip == (1 << align) - 1.
9353 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9354 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9357 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9358 .p2align 3 if MAX_SKIP is smaller than 7.
9359 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9361 2009-05-15 Ian Lance Taylor <iant@google.com>
9363 * alias.c (struct alias_set_entry_d): Rename from struct
9364 alias_set_entry. Change all uses.
9365 * except.c (struct call_site_record_d): Rename from struct
9366 call_site_record. Change all uses.
9367 * except.h (struct eh_region_d): Rename from struct eh_region.
9369 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9371 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9372 ivtype_map_elt. Change all uses.
9373 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9375 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9376 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9378 (struct sese_d): Rename from struct sese. Change all uses.
9379 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9380 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9381 * optabs.h (struct optab_d): Rename from struct optab. Change all
9383 (struct convert_optab_d): Rename from struct convert_optab.
9385 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9386 ipa_opt_pass. Change all uses.
9387 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9390 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9391 defined as a typedef.
9392 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9395 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9398 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9400 (merge_ranges): Returns bool.
9401 * tree.h (make_range): .. to here.
9402 (build_range_check): Likewise.
9403 (merge_ranges): Likewise. Renamed from merge_ranges.
9404 * c-typeck.c (parser_build_binary_op): Update calls to
9405 warn_logical_operator.
9406 * c-common.c (warn_logical_operator): Add new warning.
9407 * c-common.h (warn_logical_operator): Update declaration.
9409 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9411 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9413 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9415 * doc/install.texi: Document MPC requirements, flags etc.
9417 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9418 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9419 Evaluate constant arguments.
9420 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9421 (fold_builtin_1): Likewise, also evaluate constant arguments.
9422 Remove superfluous break.
9423 (do_mpc_ckconv): New.
9424 * real.h: Include mpc.h.
9425 * toplev.c (print_version): Output MPC version info if available.
9427 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9429 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9431 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9433 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9436 2009-05-15 Jan Hubicka <jh@suse.cz>
9438 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9439 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9440 (try_inline): Fix return value.
9441 (cgraph_decide_inlining_incrementally): Honor new value.
9442 (cgraph_early_inlining): Handle indirect inlining.
9443 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9445 2009-05-15 Jan Hubicka <jh@suse.cz>
9447 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9448 * cgraphunit.c (cgraph_finalize_function): Set it.
9449 (cgraph_expand_function): Use it.
9451 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9453 * real.c (encode_ieee_half): Define.
9454 (decode_ieee_half): Define.
9455 (ieee_half_format): Define.
9456 (arm_half_format): Define.
9457 * real.h (ieee_half_format): Declare.
9458 (arm_half_format): Declare.
9460 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9462 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9463 swapped, and reversed optabs exist before trying to use them.
9465 2009-05-15 Paul Brook <paul@codesourcery.com>
9466 Sandra Loosemore <sandra@codesourcery.com>
9468 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9469 loads. Allow PRE_DEC.
9470 (output_move_neon): Handle PRE_DEC.
9471 (arm_print_operand): Add 'A' for neon structure loads.
9472 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9473 * config/arm/neon.md (neon_mov): Update comment.
9474 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9476 (Um): New constraint.
9478 2009-05-15 Jan Hubicka <jh@suse.cz>
9480 Revert the following patch until testsuite fallout is fixed:
9481 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9482 * cgraph.h (struct inline_summary): New filed self_wize,
9483 size_inlining_benefit, self_time and time_inlining_benefit.
9484 (struct cgraph_global_info): Replace insns by time ans size fields.
9485 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9486 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9487 (ipcp_update_callgraph): Do not touch function bodies.
9488 * ipa-inline.c: Include except.h
9489 (MAX_TIME): New constant.
9490 (overall_insns): Remove
9491 (overall_size, max_benefit): New static variables.
9492 (cgraph_estimate_time_after_inlining): New function.
9493 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9494 (cgraph_clone_inlined_nodes): Update size.
9495 (cgraph_mark_inline_edge): Update size.
9496 (cgraph_estimate_growth): Use size info.
9497 (cgraph_check_inline_limits): Check size.
9498 (cgraph_default_inline_p): Likewise.
9499 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9500 (cgraph_decide_recursive_inlining): Check size.
9501 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9503 (cgraph_decide_inlining): Likewise.
9504 (cgraph_decide_inlining_incrementally): Likewise; honor
9505 PARAM_EARLY_INLINING_INSNS.
9506 (likely_eliminated_by_inlining_p): New predicate.
9507 (estimate_function_body_sizes): New function.
9508 (compute_inline_parameters): Use it.
9509 * except.c (must_not_throw_labels): New function.
9510 * except.h (must_not_throw_labels): Declare.
9511 * tree-inline.c (init_inline_once): Kill inlining_weigths
9512 * tree-ssa-structalias.c: Avoid uninitialized warning.
9513 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9514 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9515 (PARAM_INLINE_CALL_COST): Remove.
9516 (PARAM_EARLY_INLINING_INSNS): New.
9518 2009-05-15 Richard Guenther <rguenther@suse.de>
9520 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9521 not TODO_update_ssa.
9523 2009-05-15 Richard Guenther <rguenther@suse.de>
9525 PR tree-optimization/39999
9526 * gimple.h (gimple_expr_type): Use the expression type looking
9527 through useless conversions.
9528 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9529 (vn_nary_op_insert_stmt): Likewise.
9530 (simplify_binary_expression): Likewise.
9532 2009-05-15 Richard Guenther <rguenther@suse.de>
9534 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9535 New options, enabled by default.
9536 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9538 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9539 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9540 * tree-ssa-structalias.c (gate_tree_pta): New function.
9541 (pass_build_alias): Use it.
9543 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9545 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9546 recurse on an invariant address if a conversion from a pointer
9547 type to a wider integer type is involved.
9549 2009-05-15 Jan Hubicka <jh@suse.cz>
9551 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9552 * cgraph.h (struct inline_summary): New filed self_wize,
9553 size_inlining_benefit, self_time and time_inlining_benefit.
9554 (struct cgraph_global_info): Replace insns by time ans size fields.
9555 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9556 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9557 (ipcp_update_callgraph): Do not touch function bodies.
9558 * ipa-inline.c: Include except.h
9559 (MAX_TIME): New constant.
9560 (overall_insns): Remove
9561 (overall_size, max_benefit): New static variables.
9562 (cgraph_estimate_time_after_inlining): New function.
9563 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9564 (cgraph_clone_inlined_nodes): Update size.
9565 (cgraph_mark_inline_edge): Update size.
9566 (cgraph_estimate_growth): Use size info.
9567 (cgraph_check_inline_limits): Check size.
9568 (cgraph_default_inline_p): Likewise.
9569 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9570 (cgraph_decide_recursive_inlining): Check size.
9571 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9573 (cgraph_decide_inlining): Likewise.
9574 (cgraph_decide_inlining_incrementally): Likewise; honor
9575 PARAM_EARLY_INLINING_INSNS.
9576 (likely_eliminated_by_inlining_p): New predicate.
9577 (estimate_function_body_sizes): New function.
9578 (compute_inline_parameters): Use it.
9579 * except.c (must_not_throw_labels): New function.
9580 * except.h (must_not_throw_labels): Declare.
9581 * tree-inline.c (init_inline_once): Kill inlining_weigths
9582 * tree-ssa-structalias.c: Avoid uninitialized warning.
9583 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9584 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9585 (PARAM_INLINE_CALL_COST): Remove.
9586 (PARAM_EARLY_INLINING_INSNS): New.
9587 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9588 (inline-call-cost): Remove.
9589 (early-inlining-insns): New.
9591 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9593 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9595 (print_int_cst_bounds_in_octal_p): Likewise.
9596 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9598 * dwarf2out.c (base_type_die): Likewise.
9599 (is_subrange_type): Delete.
9600 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9601 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9602 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9603 if the destination type is boolean.
9604 (build_range_check): Do not special-case subtypes.
9605 (fold_sign_changed_comparison): Likewise.
9606 (fold_unary): Likewise.
9607 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9608 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9609 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9610 * tree.c (subrange_type_for_debug_p): New predicate based on the
9611 former is_subrange_type.
9612 * tree.h (subrange_type_for_debug_p): Declare.
9613 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9614 (convert_affine_scev): Remove call to above function.
9615 (chrec_convert_aggressive): Likewise.
9616 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9617 false for conversions involving subtypes.
9618 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9619 (vrp_val_min): Likewise.
9620 (needs_overflow_infinity): Likewise.
9621 (extract_range_from_unary_expr): Likewise.
9623 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9625 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9626 * config/frv/frv.c: Likewise.
9627 * config/s390/s390.c: Likewise.
9628 * config/sparc/sparc.h: Likewise.
9629 * config/i386/i386.h: Likewise.
9630 * config/i386/i386.c: Likewise.
9631 * config/crx/crx.c: Likewise.
9632 * config/m68hc11/m68hc11.h: Likewise.
9633 * config/iq2000/iq2000.c: Likewise.
9634 * config/mn10300/mn10300.h: Likewise.
9635 * config/mn10300/mn10300.c: Likewise.
9636 * config/m68k/m68k.c: Likewise.
9637 * config/rs6000/rs6000.c: Likewise.
9638 * config/rs6000/xcoff.h: Likewise.
9639 * config/rs6000/linux64.h: Likewise.
9640 * config/rs6000/sysv4.h: Likewise.
9641 * config/score/score3.c: Likewise.
9642 * config/score/score7.c: Likewise.
9643 * config/score/score.c: Likewise.
9644 * config/arm/arm.md: Likewise.
9645 * config/mips/mips.c: Likewise.
9646 * config/mips/mips.md: Likewise.
9647 * config/bfin/bfin.h: Likewise.
9648 * config/pa/pa.c: Likewise.
9649 * config/pa/constraints.md: Likewise.
9651 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9652 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9653 * config/pdp11/pdp11.h: Use memory_address_p instead.
9655 2009-05-14 Ian Lance Taylor <iant@google.com>
9657 * passes.c (finish_optimization_passes): Change i to int.
9658 * plugin.c (plugins_active_p): Change event to int.
9659 (dump_active_plugins): Likewise.
9660 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9662 * tree.c (tree_range_check_failed): Change c to unsigned int.
9663 (omp_clause_range_check_failed): Likewise.
9664 (build_common_builtin_nodes): Change mode to int. Add cast.
9665 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9666 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9668 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9669 ++ or -- with a variable of enum type.
9671 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9674 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9676 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9678 * store-motion.c: Do not include params.h
9679 * Makefile.in: Fix dependencies for various files.
9681 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9683 * auto-inc-dec.c: Fix pass description, remove apparent
9684 accidental duplication.
9686 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9689 * ipa-utils.h (memory_identifier_string): Moved to ...
9690 * tree.h (memory_identifier_string): Here. Add GTY(()).
9692 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9694 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9695 in the former documentation of...
9696 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9697 * ira-conflicts.c (get_dup_num): Use address_operand.
9698 * targhooks.c (default_legitimate_address_p): New.
9699 * targhooks.h (default_legitimate_address_p): New.
9700 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9702 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9703 * target.h (struct target): Add legitimate_address_p.
9704 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9705 (TARGET_INITIALIZER): Include it.
9707 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9708 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9709 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9710 (TARGET_LEGITIMATE_ADDRESS_P): New.
9712 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9713 (REG_OK_STRICT_P): Delete.
9714 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9715 (frv_legitimate_address_p_1): ... this.
9716 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9717 (frv_legitimate_address_p_1): ... the renamed old
9718 frv_legitimate_address_p.
9719 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9720 (TARGET_LEGITIMATE_ADDRESS_P): New.
9722 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9723 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9724 * config/s390/s390.c (legitimate_address_p): Rename to...
9725 (s390_legitimate_address_p): ... this, make static.
9726 (legitimize_address): Adjust call.
9727 (TARGET_LEGITIMATE_ADDRESS_P): New.
9728 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9730 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9731 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9732 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9733 (TARGET_LEGITIMATE_ADDRESS_P): New.
9735 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9736 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9737 * config/spu/spu.c (spu_legitimate_address): Rename to...
9738 (spu_legitimate_address_p): ... this, make static.
9739 (TARGET_LEGITIMATE_ADDRESS_P): New.
9741 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9742 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9743 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9744 (sparc_legitimate_address_p): ... this, make static and return bool.
9745 (legitimize_address): Adjust call.
9746 (TARGET_LEGITIMATE_ADDRESS_P): New.
9748 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9749 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9750 * config/i386/i386.c (legitimate_address_p): Rename to...
9751 (ix86_legitimate_address_p): ... this, make static.
9752 (constant_address_p): Move after it, adjust call.
9753 (TARGET_LEGITIMATE_ADDRESS_P): New.
9755 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9756 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9757 * config/avr/avr.c (legitimate_address_p): Rename to...
9758 (avr_legitimate_address_p): ... this, make static.
9759 (legitimize_address): Adjust call.
9760 (TARGET_LEGITIMATE_ADDRESS_P): New.
9762 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9763 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9764 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9765 (TARGET_LEGITIMATE_ADDRESS_P): New.
9767 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9768 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9769 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9770 (TARGET_LEGITIMATE_ADDRESS_P): New.
9772 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9773 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9775 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9777 (TARGET_LEGITIMATE_ADDRESS_P): New.
9779 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9780 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9782 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9784 (m68hc11_legitimate_address_p): ... this, make static.
9785 (go_if_legitimate_address_internal): Rename to...
9786 (m68hc11_legitimate_address_p_1): ... this.
9787 (legitimize_address): Adjust call.
9788 (TARGET_LEGITIMATE_ADDRESS_P): New.
9790 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9791 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9792 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9793 (TARGET_LEGITIMATE_ADDRESS_P): New.
9795 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9796 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9797 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9798 (mn10300_legitimate_address_p): ... this, make static.
9799 (TARGET_LEGITIMATE_ADDRESS_P): New.
9801 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9802 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9803 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9804 (TARGET_LEGITIMATE_ADDRESS_P): New.
9806 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9807 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9808 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9809 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9810 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9811 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9812 (rs6000_legitimate_address_p): ... this, make static.
9813 (TARGET_LEGITIMATE_ADDRESS_P): New.
9814 (REG_MODE_OK_FOR_BASE_P): Delete.
9815 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9817 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9818 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9820 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9821 static, adjust types.
9822 (TARGET_LEGITIMATE_ADDRESS_P): New.
9824 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9825 * config/score/score.c (score_address_p): Rename to...
9826 (score_legitimate_address_p): ... this.
9827 (TARGET_LEGITIMATE_ADDRESS_P): New.
9828 * config/score/score3.c (score3_address_p): Rename to...
9829 (score3_legitimate_address_p): ... this.
9830 * config/score/score7.c (score7_address_p): Rename to...
9831 (score7_legitimate_address_p): ... this.
9833 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9834 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9835 GO_IF_LEGITIMATE_ADDRESS): Delete.
9836 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9837 thumb2_legitimate_address_p): Delete.
9838 (arm_legitimate_address_p): Rename to...
9839 (arm_legitimate_address_outer_p): ... this.
9840 * config/arm/constraints.md ("Uq"): Adjust call.
9841 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9842 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9844 (arm_legitimate_address_outer_p): ... this.
9845 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9847 (TARGET_LEGITIMATE_ADDRESS_P): New.
9849 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9850 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9851 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9852 (TARGET_LEGITIMATE_ADDRESS_P): New.
9854 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9855 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9856 * config/vax/vax.c (legitimate_address_p): Rename to...
9857 (vax_legitimate_address_p): ... this, make static.
9858 (TARGET_LEGITIMATE_ADDRESS_P): New.
9860 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9861 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9862 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9863 (TARGET_LEGITIMATE_ADDRESS_P): New.
9865 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9866 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9867 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9868 (mmix_legitimate_address_p): ... this, make static.
9869 (TARGET_LEGITIMATE_ADDRESS_P): New.
9871 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9872 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9873 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9874 (TARGET_LEGITIMATE_ADDRESS_P): New.
9876 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9878 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9879 of MODE_COMPLEX_INT.
9881 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9883 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9884 LCT_NORMAL in function call.
9885 * mips-tdump.c (print_file_desc): Add cast to enum type.
9886 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9887 (mark_stabs): Add casts to enum types.
9888 (parse_stabs_common): Add casts to enum types.
9890 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9892 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9893 Check for invalid values of LETTER.
9895 2009-05-13 Taras Glek <tglek@mozilla.com>
9897 * attribs.c (register_attribute): moved out attribute registration
9898 into register_attribute.
9899 * doc/plugins.texi: Documented register_attribute and
9901 * gcc-plugin.h: Added forward decl for register_attribute.
9902 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9903 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9904 PLUGIN_ATTRIBUTES boilerplate.
9906 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9908 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9909 values even in sentinel and empty entries.
9910 (ms_printf_flag_specs): Likewise.
9911 (ms_scanf_flag_specs): Likewise.
9912 (ms_strftime_flag_specs): Likewise.
9913 (ms_print_char_table): Likewise.
9914 (ms_scan_char_table): Likewise.
9915 (ms_time_char_table): Likewise.
9917 2009-05-13 Doug Kwan <dougkwan@google.com>
9919 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9921 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9923 * config/mips/mips.md (store): Add attributes for QI and HI.
9925 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9926 (truncdi<mode>2): ... this new pattern.
9928 2009-05-13 Brad Hards <bradh@kde.org>
9930 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9932 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9933 Ben Elliston <bje@au.ibm.com>
9936 * dse.c (check_mem_read_rtx): Guard against width == -1.
9938 2009-05-13 Michael Matz <matz@suse.de>
9941 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9942 (trivially_conflicts_p): New function.
9943 (insert_backedge_copies): Use it.
9945 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9947 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9948 (handle_stdc_pragma): Use new enum constant names.
9949 (handle_pragma_float_const_decimal64): Ditto.
9951 2009-05-13 Ian Lance Taylor <iant@google.com>
9953 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9956 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9958 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9959 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9961 * config/m68k/m68k.h (FL_UCLINUX): Define.
9963 2009-05-13 Jan Hubicka <jh@suse.cz>
9965 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9967 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9969 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9970 unless -fschedule-insns is specified.
9972 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9975 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9976 TARGET_EXPAND_CBRANCHDI4.
9977 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9978 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9979 (cmpeqdi): Fix comment.
9981 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9983 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9984 (sh_legitimate_address_p): Likewise.
9985 * config/sh/sh.c (sh_legitimate_index_p): New.
9986 (sh_legitimate_address_p): Likewise.
9987 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9988 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9989 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9990 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9991 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9992 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9993 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9994 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9995 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9997 2009-05-12 Jan Hubicka <jh@suse.cz>
9999 * tree-inline.c (estimate_operator_cost): Add operands;
10000 when division happens by constant, it is cheap.
10001 (estimate_num_insns): Loads and stores are not having cost of 0;
10002 EH magic stuff is cheap; when computing runtime cost of switch,
10003 use log2 base of amount of its cases; builtin_expect has cost of 0;
10004 compute cost for moving return value of call.
10005 (init_inline_once): Initialize time_based flags.
10006 * tree-inline.h (eni_weights_d): Add time_based flag.
10008 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10010 * df-core.c: Update head documentation.
10012 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10015 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10016 shadowing exisiting variable op1.
10018 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10021 * config/i386/driver-i386.c (processor_signatures): New enum.
10022 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10023 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10024 processor signature to detect geode processor.
10026 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10030 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10032 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10033 causes spurious differences between trunk and cond-optab branch.
10035 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10037 * dojump.c (compare_from_rtx): Delete.
10038 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10039 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10040 if the comparison does not satisfy the predicate; test predicates for
10041 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10042 further if one existing pattern fails.
10043 * expr.h (compare_from_rtx): Delete.
10044 (prepare_operand): Declare it.
10045 * optabs.c: Change "lib call" to "libcall" throughout.
10046 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10047 HAVE_conditional_trap, emit_cmp_insn): Delete.
10048 (can_compare_p): Delete cmp_optab case.
10049 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10050 Accept other parameters by value.
10051 (prepare_operand): Make non-static.
10052 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10053 other parameters by value. Try to widen operands here based on
10054 an optab_methods argument and looking at cbranch_optab.
10055 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10056 loop. Use cbranch_optab directly.
10057 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10058 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10060 (emit_conditional_move, emit_conditional_add): Inline what's needed
10061 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10062 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10063 with COMPARE. Move cmov_optab and cstore_optab above
10064 with cbranch_optab, move cmp_optab down with ucmp_optab,
10065 remove tst_otpab. Do not initialize trap_rtx.
10066 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10067 for trap code. Do not check HAVE_conditional_trap. Use
10068 prepare_cmp_insn. Accept no predicate for operand 3.
10069 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10070 (OTI_ctrap, ctrap_optab): New.
10071 (tst_optab): Delete.
10072 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10073 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10074 with lookup of ctrap_optab.
10075 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10077 (ctrap_optab): New.
10079 * combine.c (combine_simplify_rtx, simplify_set): Do not
10080 special case comparing against zero for cc0 machines.
10081 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10082 COMPARE on cc0 machines.
10083 (simplify_relational_operation): Return a new expression when
10084 a COMPARE could be removed.
10085 * final.c (final_scan_insn): Compare cc_status values
10086 against LHS of a (compare FOO (const_int 0)) cc0 source.
10087 Also check if cc_status.value is the full compare.
10089 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10090 (cstoreMM4): Document.
10091 (conditional_trap): Document ctrapMM4 instead.
10092 (sync_compare_and_swapMM): Refer to cbranchcc4.
10093 (Dependent Patterns): Eliminate obsolete information referring to
10094 the old jump optimization phase.
10095 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10096 of compares with 0 on cc0 machines.
10097 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10098 avoiding references to cc0. Remove text about storing operands
10100 * doc/tm.texi (Condition Codes): Include blurb on different
10101 condition code representations, separate into subsections for
10102 CC0, MODE_CC and conditional execution.
10104 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10105 alpha_emit_setcc): Accept operands and a machine mode.
10106 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10107 Get code/op0/op1 from operands, use machine mode argument
10108 instead of alpha_compare.fp_p. Emit the branch here.
10109 (alpha_emit_setcc): Likewise, and return boolean.
10110 (alpha_emit_conditional_move): Likewise. Assert that
10111 cmp_op_mode == cmp_mode, and simplify accordingly.
10112 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10113 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10114 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10116 (stack probe test): Use cbranchdi4.
10117 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10119 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10120 * config/arc/arc.h (movsicc, movsfcc): Use it.
10121 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10122 (cbranchsi4, cstoresi4): New.
10123 (cmpsi, bCC and sCC expanders): Remove.
10125 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10126 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10127 * config/arm/predicates.md (arm_comparison_operator): Only include
10128 floating-point operators if there is a hardware floating-point unit.
10129 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10130 deferring to cbranch_cc and cstore_cc respectively.
10131 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10132 cbranch_cc, cstore_cc): New.
10133 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10135 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10137 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10138 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10140 (adjust_insn_length): Adjust calls.
10141 (avr_reorg): Handle (compare (foo) (const_int 0)).
10142 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10143 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10144 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10145 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10147 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10148 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10150 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10151 (cbranchsi4, cstorebi4, cstoresi4): New.
10152 (movbisi): This insn is duplicate, split it to zero_extend.
10153 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10154 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10155 (bfin_optimize_loop): Use cbranch expander.
10156 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10157 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10158 (bfin_bimode_comparison_operator): ... this.
10159 (bfin_direct_comparison_operator): New.
10161 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10162 inside (compare FOO (const_int 0)).
10163 (cris_rtx_costs): Handle ZERO_EXTRACT.
10164 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10165 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10166 (*tstdi_v32): Delete.
10167 (*cmpdi_non_v32): Add M alternative for operand 1.
10168 (cmpsi, cmp<mode>): Make private.
10169 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10171 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10173 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10174 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10175 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10176 (cc_reg_operand): New.
10177 (any_cond): Delete.
10178 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10179 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10180 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10181 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10182 crx_expand_scond): Delete.
10184 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10186 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10187 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10189 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10190 cstoresi4, cstoresf4, cstoredf4): New.
10191 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10192 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10193 Receive the entire operands array.
10194 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10195 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10196 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10197 Get test/op0/op1 from the operands array.
10198 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10200 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10201 (h8300_expand_store): New.
10202 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10204 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10205 (h8300_expand_store): New.
10206 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10207 or do not try to produce (set (cc0) REG).
10208 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10209 change a compare into a move to a scratch register. Disable some
10210 peepholes when comparing with zero.
10211 (tstsi, tsthi, tstsi, cmpqi): Make private.
10213 (bCC, sCC): Delete.
10214 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10217 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10218 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10219 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10220 (ix86_emit_i387_log1p): Use cbranchxf2.
10221 (ix86_expand_setcc): Return void.
10222 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10223 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10224 cmp<MODEF>, cmpcc): Remove.
10225 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10226 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10227 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10228 (sCC and bCC expanders): Remove.
10229 (stack_protect_test): Use cbranchcc4.
10231 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10233 (ia64_expand_compare): Accept three rtx by reference and return void.
10234 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10235 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10236 from *expr. Update *expr with the BImode comparison to do.
10237 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10238 cmptf, bCC, sCC, conditional_trap): Delete.
10239 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10240 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10241 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10242 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10243 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10245 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10246 type of last argument.
10247 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10248 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10249 use machine mode argument instead of branch_type. Remove dead
10250 code for floating-point comparisons.
10251 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10252 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10254 (cbranchsi4, cstoresi4): New.
10255 * config/iq2000/predicates.md (reg_or_const_operand): New.
10257 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10258 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10259 (b<code>_op): Rewrite to...
10260 (bcc_op): ... this, using match_operator.
10261 (s<code>_op): Rewrite to...
10262 (scc_op): ... this, using match_operator.
10263 (s<code>_24_op): Rewrite to...
10264 (scc_op_24): ... this, using match_operator.
10265 (s<code>_<mode>): Rewrite to...
10266 (cstore<mode>4): ... this, using match_operator.
10267 (s<code>_<mode>_24): Rewrite to...
10268 (cstore<mode>4_24): ... this, using match_operator.
10269 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10270 m32c_unpend_compare, m32c_expand_scc): Delete.
10271 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10272 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10273 (m32c_expand_movcc): Change NE to EQ if necessary.
10274 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10276 * config/m32r/m32r-protos.h (gen_cond_store): New.
10277 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10278 (gen_cond_store): New, from sCC patterns.
10279 (m32r_expand_block_move): Use cbranchsi4.
10280 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10281 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10282 (cbranchsi4, cstoresi4): New.
10284 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10286 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10287 (m68hc11_notice_update_cc): Look into a compare with 0.
10288 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10290 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10291 cmphi, cmpqi, bCC): Delete.
10292 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10293 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10294 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10297 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10298 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10299 * config/m68k/constraints.md (H): New.
10300 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10301 the define_insn below.
10302 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10303 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10304 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10305 patterns): Wrap RHS with COMPARE.
10306 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10307 (*cmpdi_internal): Name this pattern.
10308 (cmpdi): Change to define_insn.
10309 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10310 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10311 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10313 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10314 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10315 (conditional_trap): Change to...
10316 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10317 (*conditional_trap): Use the ordered_comparison_operator and
10318 const1_operand predicates.
10319 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10320 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10321 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10322 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10324 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10325 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10326 (mcore_gen_compare): New.
10327 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10328 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10329 (mcore_gen_compare): ... this.
10330 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10331 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10332 (stack probe pattern): Use cbranchsi4.
10334 * config/mips/predicates.md (mips_cstore_operator): New.
10335 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10336 * config/mips/mips.md (any_cond): Delete.
10337 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10339 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10340 fixuns_truncsfdi2): Use cbranch patterns.
10341 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10342 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10343 Adjust call to mips_expand_conditional_branch.
10344 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10346 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10347 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10348 * config/mips/mips.c (cmp_operands): Delete.
10349 (mips_emit_compare): Get comparison operands from *op0/*op1.
10350 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10351 that it succeeds. Use op0/op1 instead of cmp_operands.
10352 (mips_expand_conditional_branch, mips_expand_conditional_move,
10353 mips_expand_conditional_trap): Likewise.
10354 (mips_block_move_loop): Use cbranch patterns.
10355 * config/mips/mips.h (cmp_operands): Delete.
10357 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10358 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10359 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10360 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10361 (*cmpcc_folded): Rename to...
10362 (*cmpdi_folded): this.
10363 (*cmpcc): Rename to...
10365 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10368 (cbranchdf4): New. Handle invalid comparisons here.
10369 * config/mmix/predicates.md (float_comparison_operator): New.
10371 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10372 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10373 * config/mn10300/mn10300.md (tst): Delete.
10374 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10375 Name these patterns and wrap RHS in a compare.
10376 (*cmpsi): Make this pattern private. Include tst.
10377 (*cmpsf): Make this pattern private.
10378 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10379 (compare with zero peepholes): Likewise.
10381 (cbranchsi4, cbranchsf4): New.
10382 (casesi): Use cbranchsi4.
10384 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10385 hppa_branch_type): Delete.
10386 (return_addr_rtx): Use cbranchsi4.
10387 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10388 Emit CCFPmode comparison here.
10389 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10390 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10391 hppa_branch_type): Delete.
10392 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10393 (movsicc, movdicc): Remove references to hppa_compare_op0,
10394 hppa_compare_op1 and compare_from_rtx.
10395 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10396 (casesi): Use cbranchsi4.
10398 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10399 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10400 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10401 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10402 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10404 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10405 (*branch, *branch_inverted): New.
10407 * config/picochip/picochip.md (cbranchhi4): Use
10408 ordered_comparison_operator.
10409 (cmphi, bCC): Remove.
10411 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10412 (trap_comparison_operator): Delete.
10413 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10414 rs6000_emit_cbranch): Accept mode and operands.
10415 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10416 rs6000_compare_fp_p): Delete.
10417 (rs6000_generate_compare): Accept mode and comparison. Extract code
10418 and op0/op1 from there. Replace references to rs6000_compare_op0
10419 and rs6000_compare_op1.
10420 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10421 extract result from passed operands.
10422 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10423 extract loc from passed operands.
10424 (rs6000_emit_cmove): Likewise.
10425 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10426 rs6000_compare_fp_p): Delete.
10427 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10428 (cbranch<GPR>4, cbranch<FP>4): New.
10429 (cstore<mode>4): New. Consolidate here all choices about when to use
10430 portable or specialized sCC sequences.
10431 (stack_protect_test): Use cbranchsi4.
10432 (conditional_trap): Replace with ctrap<GPR>4.
10433 (conditional trap insn): Replace trap_comparison_operator with
10434 ordered_comparison_operator.
10436 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10437 (s390_emit_prologue): Use ctrap.
10438 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10439 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10440 New predicates replacing...
10441 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10442 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10443 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10444 (add<mode>cc): Do not use s390_compare_op0/op1.
10445 (s<code>): Change to...
10446 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10447 (seq): Change to...
10448 (cstorecc4): ... this. Handle EQ or NE equally.
10449 (*sne): Un-privatize for use in cstorecc4.
10450 (b<code>): Change to...
10451 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10452 (conditional_trap): Replace with...
10453 (ctrap<GPR>4, ctrap<FP>4): ... these.
10454 (stack_protect): Use cbranchcc4.
10456 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10457 * config/score/score-protos.h (score_gen_cmp): Delete.
10458 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10459 (score_block_move-loop): Use cbranchsi4.
10460 * config/score/score.md (cbranchsi4): New.
10461 (cmpsi, bCC): Delete.
10462 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10463 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10464 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10465 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10466 * config/score/score3.h (score3_gen_cmp): Delete.
10467 * config/score/score7.h (score7_gen_cmp): Delete.
10469 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10470 (sh_emit_scc_to_t): ... this. Return void.
10471 (from_compare): Rename to...
10472 (sh_emit_compare_and_branch): ... this.
10473 (sh_emit_compare_and_set): New.
10474 (sh_expand_t_scc): Accept operands.
10475 * config/sh/predicates.md (sh_float_comparison_operator): New.
10476 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10477 (prepare_scc_operands): Rename to...
10478 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10480 (sh_emit_cheap_store_flag): New.
10481 (sh_emit_set_t_insn): New.
10482 (from_compare): Rename to...
10483 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10484 handling of TARGET_SH2E floating point to avoid recursive call.
10485 Generate branch here.
10486 (sh_emit_compare_and_set): New.
10487 (sh_expand_t_scc): Get op0/op1 from arguments.
10488 (sh_emit_cheap_store_flag): New.
10489 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10491 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10492 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10493 (movsicc, movdicc): Do nothing when it recreated operands from
10494 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10495 prepare_scc_operands (now sh_emit_scc_to_t).
10496 (udivdi3): Use cstoresi4.
10497 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10498 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10499 (cbranchint4_media, cbranchfp4_media): New.
10500 (casesi): Use cbranchdi4.
10501 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10503 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10504 (movnegt): Remove second operand.
10505 (cbranchsf4, cbranchdf4): New.
10506 (stack_protect): Use cbranchdi4/cbranchsi4.
10508 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10509 (gen_compare_reg): Accept comparison, extract part of it to...
10510 (gen_compare_reg_1): ... this.
10511 (gen_compare_operator): Delete.
10512 (gen_v9_scc): Accept separate destination, comparison code and arms.
10513 Do not use sparc_compare_op0/sparc_compare_op1.
10514 (emit_scc_insn, emit_conditional_branch_insn): New.
10515 (emit_v9_brxx): Make static. Remove useless assertion.
10516 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10518 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10519 * config/sparc/sparc-protos.h (gen_compare_reg,
10520 sparc_emit_float_lib_cmp): Adjust prototype.
10521 (emit_scc_insn, emit_conditional_branch_insn): New.
10522 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10523 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10524 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10525 iterators to the top.
10526 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10527 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10528 snedi_special_trunc): Delete.
10529 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10530 and snedi_special_trunc.
10531 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10532 cbranchdi4, cbranch<F:mode>4): New.
10533 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10534 here. Use gen_compare_reg instead of gen_compare_operator.
10535 (conditional_trap): Replace with...
10536 (ctrapsi4, ctrapdi4): ... this.
10537 (stack_protect_test): Use cbranchcc4.
10539 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10541 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10542 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10543 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10544 from operands[0] or operands[3] depending on is_set.
10545 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10546 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10547 cmpdf, bCC), sCC: Remove.
10548 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10549 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10551 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10552 spu_emit_branch_or_set.
10554 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10556 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10557 xstormy16_compare_op1): Delete.
10558 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10559 xstormy16_compare_op1): Delete.
10560 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10562 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10563 (cmphi, cmpsi, bCC): Remove.
10565 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10566 (*cmpsi): ... this one.
10567 (cbranchsi4, cstoresi4): New.
10568 (bCC expanders): Delete.
10569 (sCC insns): Fold into...
10570 (*setcc): ... this one.
10571 (casesi): Do not use gen_cmpsi and gen_bgtu.
10572 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10573 (movsicc): Simplify.
10574 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10576 * config/vax/vax-protos.h (cond_name): New.
10577 (vax_output_conditional_branch): Remove.
10578 * config/vax/vax.c (cond_name): New.
10579 (vax_output_conditional_branch): Remove.
10580 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10581 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10582 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10583 (bit<VAXint>): Wrap source with (compare).
10584 (b<code> and following unnamed pattern): Rename to *branch and
10585 *branch_reversed. Change macroization to match_operator.
10586 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10588 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10589 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10590 Change last argument to machine_mode.
10591 (xtensa_expand_scc): Add machine_mode argument.
10592 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10593 (gen_conditional_move, xtensa_expand_conditional_branch,
10594 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10595 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10596 Adjust operand numbers.
10597 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10599 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10600 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10601 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10603 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10605 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10606 causes spurious differences between trunk and cond-optab branch.
10608 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10611 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10613 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10615 * tree.c (iterative_hash_pointer): Delete.
10616 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10617 Hash UIDs and versions of SSA names. Don't special-case built-in
10618 function declarations.
10620 2009-05-11 Ian Lance Taylor <iant@google.com>
10623 * graphite.c: Force -Wc++-compat to only be a warning before
10624 #including "cloog/cloog.h".
10626 2009-05-11 Martin Jambor <mjambor@suse.cz>
10628 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10630 2009-05-11 Jan Hubicka <jh@suse.cz>
10632 * tree-ssa-loop-ivcanon.c: Include target.h
10633 (struct loop_size): new structure.
10634 (constant_after_peeling): New predicate.
10635 (tree_estimate_loop_size): New function.
10636 (estimated_unrolled_size): Rewrite for new estimates.
10637 (try_unroll_loop_completely): Use new estimates.
10638 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10640 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10642 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10643 libcpp interface change.
10644 (spu_macro_to_expand): Likewise.
10646 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10648 PR tree-optimization/40026
10649 * gimplify.c (gimplify_init_constructor): Change initial conditional
10650 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10651 optimize_compound_literals_in_ctor.
10653 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10655 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10657 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10659 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10661 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10662 HOST_WIDE_INT for gap.
10664 2009-05-11 Ira Rosen <irar@il.ibm.com>
10666 PR tree-optimization/40074
10667 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10668 account in group size and step comparison.
10670 2009-05-11 Richard Guenther <rguenther@suse.de>
10672 * passes.c (init_optimization_passes): Strip now incorrect comment.
10673 (execute_function_todo): Do not set PROP_alias.
10674 * tree-pass.h (PROP_alias): Remove.
10675 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10676 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10677 * tree-nrv.c (pass_return_slot): Likewise.
10678 * tree-object-size.c (pass_object_sizes): Likewise.
10679 * tree-ssa-dom.c (pass_dominator): Likewise.
10680 (pass_phi_only_cprop): Likewise.
10681 * tree-ssa-dse.c (pass_dse): Likewise.
10682 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10683 (pass_cselim): Likewise.
10684 * tree-ssa-pre.c (pass_pre): Likewise.
10685 (pass_fre): Likewise.
10686 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10687 * tree-ssa-sink.c (pass_sink_code): Likewise.
10688 * tree-stdarg.c (pass_stdarg): Likewise.
10689 * tree-tailcall.c (pass_tail_calls): Likewise.
10690 * tree-vrp.c (pass_vrp): Likewise.
10692 2009-05-10 Ian Lance Taylor <iant@google.com>
10694 * basic-block.h (enum profile_status): Break out of struct
10695 control_flow_graph.
10696 * cgraph.h (struct inline_summary): Break out of struct
10698 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10699 of struct cgraph_order_sort.
10700 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10701 * cse.c (struct branch_path): Break out of struct
10702 cse_basic_block_data.
10703 * except.h (enum eh_region_type): Break out of struct eh_region.
10704 * gcc.c (enum add_del): Break out of struct modify_target.
10705 * genrecog.c (enum decision_type): Break out of struct decision_test.
10706 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10708 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10709 * regmove.c (enum match_use): New enum, broken out of struct match.
10710 * sched-int.h (enum post_call_group): New enum, broken out of
10712 (struct deps_reg): Break out of struct deps.
10713 * target.h (struct asm_int_op): Break out of struct gcc_target.
10714 * tree-eh.c (struct goto_queue_node): Break out of struct
10716 * tree-inline.h (enum copy_body_cge_which): Break out of
10718 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10720 * c-decl.c (in_struct, struct_types): New static variables.
10721 (pushtag): Add loc parameter. Change all callers.
10722 (lookup_tag): Add ploc parameter. Change all callers.
10723 (check_compound_literal_type): New function.
10724 (parser_xref_tag): Add loc parameter. Change all callers. If
10725 -Wc++-compat, warn about struct/union/enum types defined within a
10727 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10728 and loc parameters. Change all callers. Change error calls to
10729 error_at, using loc. For a redefinition, if the location of the
10730 original definition is known, report it. Set in_struct and
10731 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10732 (finish_struct): Add new parameters enclosing_in_struct and
10733 enclosing_struct_types. Change all callers. Set
10734 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10735 in the struct. If in a struct, add this struct to struct_types.
10736 (start_enum): Add loc parameter. Change all callers. Use
10737 error_at for errors, using loc. For a redefinition, if the
10738 location of the original definition is known, report it. If in a
10739 struct, add this enum type to struct_types. If -Wc++-compat warn
10740 if in sizeof, typeof, or alignof.
10741 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10742 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10743 (c_parser_enum_specifier): Get enum location for start_enum.
10744 (c_parser_struct_or_union_specifier): Get struct location for
10745 start_struct. Save in_struct and struct_types status between
10746 start_struct and finish_struct.
10747 (c_parser_cast_expression): Get location of cast.
10748 (c_parser_alignof_expression): Get location of type.
10749 (c_parser_postfix_expression): Likewise.
10750 (c_parser_postfix_expression_after_paren_type): Add type_loc
10751 parameter. Change all callers. Call check_compound_literal_type.
10752 Use type_loc for error about variable size type.
10753 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10754 of an enum constant from an enum type defined in a struct or union.
10755 (c_cast_expr): Add loc parameter. Change all callers. If
10756 -Wc++-compat, warn about defining a type in a cast.
10757 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10758 (start_enum, start_struct, finish_struct): Update declarations.
10759 (parser_xref_tag, c_cast_expr): Update declarations.
10760 (check_compound_literal_type): Declare.
10762 2009-05-11 Ben Elliston <bje@au.ibm.com>
10764 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10765 for recent libcpp interface change.
10766 (rs6000_macro_to_expand): Likewise.
10768 2009-05-10 Michael Matz <matz@suse.de>
10771 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10772 not at entry of function.
10774 2009-05-10 Richard Guenther <rguenther@suse.de>
10776 PR tree-optimization/40081
10778 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10779 using the main variant of the element type. Do not fiddle with
10780 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10782 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10783 structs with volatile fields.
10785 2009-05-10 Jan Hubicka <jh@suse.cz>
10787 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10788 (estimate_move_cost): Assert that it does not get called for
10790 (estimate_num_insns): Skip VOID types in argument handling.
10791 (optimize_inline_calls): Delete unreachable blocks and verify that
10792 callgraph is valid.
10794 2009-05-10 Jan Hubicka <jh@suse.cz>
10796 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10797 * cgraph.c (cgraph_mark_address_taken_node): New function.
10798 (dump_cgraph_node): Dump new flag.
10799 * cgraph.h (struct cgraph_node): Add address_taken.
10800 (cgraph_mark_address_taken_node): New function.
10801 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10802 since new direct calls can be born.
10804 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10806 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10807 tok->val.node.node.
10809 2009-05-10 Jan Hubicka <jh@suse.cz>
10811 PR middle-end/40084
10812 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10814 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10815 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10816 * tree-inline.c (copy_bb): Set frequency correctly.
10817 (fold_marked_statements): Update call to
10818 cgraph_update_edges_for_call_stmt.
10820 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10822 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10823 identifiers in diagnostics.
10824 * config/arm/arm.c (arm_handle_fndecl_attribute,
10825 arm_handle_isr_attribute): Likewise.
10826 * config/avr/avr.c (avr_handle_progmem_attribute,
10827 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10828 * config/bfin/bfin.c (handle_int_attribute,
10829 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10830 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10831 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10833 * config/darwin.c (darwin_handle_kext_attribute,
10834 darwin_handle_weak_import_attribute): Likewise.
10835 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10836 h8300_handle_eightbit_data_attribute,
10837 h8300_handle_tiny_data_attribute): Likewise.
10838 * config/i386/i386.c (ix86_handle_cconv_attribute,
10839 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10840 * config/i386/winnt.c (ix86_handle_shared_attribute,
10841 ix86_handle_selectany_attribute): Likewise.
10842 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10843 * config/m32c/m32c.c (function_vector_handler): Likewise.
10844 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10845 m68hc11_handle_fntype_attribute): Likewise.
10846 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10847 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10848 * config/mips/mips.c (mips_insert_attributes,
10849 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10850 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10851 rs6000_handle_struct_attribute): Likewise.
10852 * config/sh/sh.c (sh_insert_attributes,
10853 sh_handle_resbank_handler_attribute,
10854 sh_handle_interrupt_handler_attribute,
10855 sh2a_handle_function_vector_handler_attribute,
10856 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10858 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10859 * config/spu/spu.c (spu_handle_fndecl_attribute,
10860 spu_handle_vector_attribute): Likewise.
10861 * config/stormy16/stormy16.c
10862 (xstormy16_handle_interrupt_attribute): Likewise.
10863 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10864 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10866 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10868 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10869 (pp_translate_identifiers): New.
10870 (pp_identifier): Only conditionally translate identifier to locale
10872 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10873 (pp_base_tree_identifier): Only conditionally translate identifier
10874 to locale character set.
10875 * c-pretty-print.c (M_): Define.
10876 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10877 fragments for conditional translation with M_.
10878 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10879 identifier translation.
10881 2009-05-10 Richard Guenther <rguenther@suse.de>
10883 PR tree-optimization/40081
10884 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10885 using the main variant of the element type. Do not fiddle with
10886 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10888 2009-05-09 Jan Hubicka <jh@suse.cz>
10890 PR middle-end/40080
10891 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10892 indirect calls; verify cgraph afterwards.
10894 2009-05-09 Jan Hubicka <jh@suse.cz>
10897 * ipa.c (update_inlined_to_pointer): New function.
10898 (cgraph_remove_unreachable_nodes): Use it.
10900 2009-05-09 Jan Hubicka <jh@suse.cz>
10902 * tree-eh.c (struct leh_state): Remove prev_try.
10903 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10904 not track prev_try.
10905 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10906 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10907 remove_eh_handler_and_replace, foreach_reachable_handler,
10908 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10909 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10910 (gen_eh_region_cleanup): Update prototype.
10912 2009-05-09 Jan Hubicka <jh@suse.cz>
10914 PR middle-end/40043
10915 * except.c (copy_eh_region): Always set prev_try.
10916 (redirect_eh_edge_to_label): Find outer try.
10917 (foreach_reachable_handler): When looking for prev try
10918 handle case where previous try is not going to be taken.
10920 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10922 PR tree-optimization/40049
10923 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10924 only vector/vector shifts, convert the type of the constant to the
10925 appropriate type to avoid building incorrect trees, which
10926 eventually have problems with garbage collection.
10928 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10930 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10931 -1 for complex floating-point types if honoring signed zeros.
10933 2009-05-08 Jan Hubicka <jh@suse.cz>
10935 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10936 argument; handle correctly when profile is absent.
10937 (build_cgraph_edges): Update.
10938 (rebuild_cgraph_edges): Update.
10939 * cgraph.c: Do not include varray.h.
10940 (cgraph_set_call_stmt_including_clones): New function.
10941 (cgraph_create_edge_including_clones): Likewise
10942 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10943 (cgraph_update_edges_for_call_stmt): Handle clones.
10944 (cgraph_remove_node): Handle clone tree.
10945 (cgraph_remove_node_and_inline_clones): New function.
10946 (dump_cgraph_node): Dump clone tree.
10947 (cgraph_clone_node): Handle clone tree.
10948 (clone_function_name): Bring here from tree-inline.c.
10949 (cgraph_create_virtual_clone): New function.
10950 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10951 (cgraph_clone_info): New function.
10952 (strut cgraph_node): Add clone_info and new clone tree pointers.
10953 (cgraph_remove_node_and_inline_clones,
10954 cgraph_set_call_stmt_including_clones,
10955 cgraph_create_edge_including_clones,
10956 cgraph_create_virtual_clone): Declare.
10957 (cgraph_function_versioning): Use VEC argument.
10958 (compute_call_stmt_bb_frequency): Update prototype.
10959 (cgraph_materialize_all_clones): New function.
10960 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10961 (ipcp_create_replace_map): Update to VECtors.
10962 (ipcp_update_callgraph): Use virtual clones.
10963 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10964 (ipcp_update_profiling): Do not update local profiling.
10965 (ipcp_insert_stage): Use VECtors and virtual clones.
10966 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10967 (clone_of_p): New function.
10968 (cgraph_preserve_function_body_p): Use clone tree.
10969 (cgraph_optimize): Materialize clones.
10970 (cgraph_function_versioning): Update for VECtors.
10971 (save_inline_function_body): Use clone tree.
10972 (cgraph_materialize_clone): New function.
10973 (cgraph_materialize_all_clones): Likewise.
10974 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10975 * ipa.c: Include gimple.h.
10976 (cgraph_remove_unreachable_nodes): Use clone tree.
10977 * ipa-prop.c (ipa_note_param_call): Update call to
10978 compute_call_stmt_bb_frequencycall.
10979 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10980 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10981 (copy_bb): Handle updating of clone tree; add new edge when new call
10983 (expand_call_inline): Be strict about every call having edge.
10984 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10985 (delete_unreachable_blocks_update_callgraph): New function.
10986 (tree_function_versioning): Use VECtors; always remove unreachable
10987 blocks and fold conditionals.
10988 * tree-inline.h: Do not include varray.h.
10989 (tree_function_versioning): Remove.
10990 * Makefile.in (GTFILES): Remove tree-inline.c
10991 * passes.c (do_per_function): Do only functions having body.
10992 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10995 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10996 Andrew Morrow <acm@google.com>
10999 * c-common.c (c_common_attribute_table): Permit deprecated
11000 attribute to take an optional argument.
11001 (handle_deprecated_attribute): If the optional argument to
11002 __attribute__((deprecated)) is not a string ignore the attribute
11003 and emit a warning.
11005 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11006 * c-typeck.c (build_component_ref): Likewise.
11007 (build_external_ref): Likewise.
11009 * toplev.c (warn_deprecated_use): Add an attribute argument.
11010 Emit the message associated with __attribute__((deprecated)).
11012 * toplev.h (warn_deprecated_use): Updated.
11014 * doc/extend.texi: Document new optional parameter to
11015 __attribute__((deprecated))
11017 2009-05-08 Michael Eager <eager@eagercon.com>
11019 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11020 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11022 2009-05-08 Richard Guenther <rguenther@suse.de>
11024 PR tree-optimization/40062
11025 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11026 Avoid exponential behavior.
11028 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11030 PR rtl-optimization/33928
11032 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11033 process_uses, build_single_def_use_links): New.
11034 (update_df): Update use_def_ref.
11035 (forward_propagate_into): Use get_def_for_use instead of use-def
11037 (fwprop_init): Call build_single_def_use_links and let it initialize
11039 (fwprop_done): Free use_def_ref.
11040 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11041 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11042 df_rd_simulate_one_insn): New.
11043 (df_rd_bb_local_compute_process_def): Update head comment.
11044 (df_chain_create_bb): Use the new RD simulation functions.
11045 * df.h (df_rd_simulate_artificial_defs_at_top,
11046 df_rd_simulate_one_insn): New.
11047 * opts.c (decode_options): Enable fwprop at -O1.
11048 * doc/invoke.texi (-fforward-propagate): Document this.
11050 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11053 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11054 and one complex operand specially.
11055 * tree-complex.c (some_nonzerop): Do not identify a real value as
11056 zero if flag_signed_zeros.
11058 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11060 PR rtl-optimization/33928
11061 * loop-invariant.c (record_use): Fix && vs. || mishap.
11063 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11065 PR rtl-optimization/33928
11066 * loop-invariant.c (struct use): Add addr_use_p.
11067 (struct def): Add n_addr_uses.
11068 (struct invariant): Add cheap_address.
11069 (create_new_invariant): Set cheap_address.
11070 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11071 (record_uses): Pass df_ref to record_use.
11072 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11075 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11077 * config/sh/sh.c: Do not include c-pragma.h.
11079 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11081 * config/spu/spu.c: Remove include of c-common.h.
11083 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11086 * c-common.h (mark_valid_location_for_stdc_pragma,
11087 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11088 clear_float_const_decimal64, float_const_decimal64_p): New.
11089 * c.opt (Wunsuffixed-float-constants): New.
11090 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11091 unsuffixed float constant, handle new warning.
11092 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11093 * c-decl.c (c_scope): New flag float_const_decimal64.
11094 (set_float_const_decimal64, clear_float_const_decimal64,
11095 float_const_decimal64_p): New.
11096 (push_scope): Set new flag.
11097 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11098 to use STDC pragmas.
11099 (c_parser_external_declaration): Ditto.
11100 (c_parser_compound_statement_nostart): Ditto.
11101 * c-pragma.c (valid_location_for_stdc_pragma,
11102 mark_valid_location_for_stdc_pragma,
11103 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11104 handle_pragma_float_const_decimal64): New.
11105 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11106 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11107 set_float_const_decimal64, clear_float_const_decimal64,
11108 float_const_decimal64_p): New dummy functions.
11109 * doc/extend.texi (Decimal Float): Remove statement that the
11110 pragma, and suffix for double constants, are not supported.
11111 * doc/invoke.texi (Warning Options): List new option.
11112 (-Wunsuffixed-float-constants): New.
11114 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11116 * config/i386/i386.c: Do not include c-common.h.
11118 2009-05-07 Mark Heffernan <meheff@google.com>
11120 * doc/invoke.texi (Debugging Options): Document change of debugging
11122 * opts.c (decode_options): Make dump_base_name relative to
11123 aux_base_name directory.
11125 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11127 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11128 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11130 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11132 * Makefile.in (install-plugin): Simplify a bit.
11134 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11136 * Makefile.in (OBJS-common): Add regcprop.o.
11138 * timevar.def (TV_CPROP_REGISTERS): New.
11139 * regrename.c (regrename_optimize): Return 0.
11140 (rest_of_handle_regrename): Delete.
11141 (pass_rename_registers): Point to regrename_optimize.
11142 (struct value_data_entry, struct value_data,
11143 kill_value_one_regno, kill_value_regno, kill_value,
11144 set_value_regno, init_value_data, kill_clobbered_value,
11145 kill_set_value, kill_autoinc_value, copy_value,
11146 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11147 replace_oldest_value_reg, replace_oldest_value_addr,
11148 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11149 debug_value_data, validate_value_data): Move...
11150 * regcprop.c: ... here.
11151 (rest_of_handle_cprop): Delete.
11152 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11154 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11156 PR middle-end/40057
11157 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11158 GEN_INT for 1 << bitnum.
11159 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11160 build_int_cst_type.
11162 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11164 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11165 Remove wrong description of "nand" operation.
11167 2009-05-06 Richard Guenther <rguenther@suse.de>
11168 Adam Nemet <anemet@caviumnetworks.com>
11170 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11171 comment. Add that if LHS is not a gimple register, then RHS1 has
11172 to be a single object (GIMPLE_SINGLE_RHS).
11174 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11176 * expr.c (get_def_for_expr): Move it up in the file.
11177 (store_field): When expanding a bit-field store, look at the
11178 defining gimple stmt for the masking conversion.
11180 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11182 PR middle-end/39986
11183 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11184 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11185 32-bit memcpy into long.
11187 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11189 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11190 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11192 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11193 instead of appending DW_OP_deref*.
11195 2009-05-06 Michael Matz <matz@suse.de>
11197 PR middle-end/40021
11198 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11199 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11201 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11203 * Makefile.in (install-plugin): Fix srcdir handling.
11205 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11207 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11208 when processing for not_regs_needed bitmap.
11209 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11210 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11211 handling it for rhs.
11213 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11215 * config/i386/i386.md (unnamed inc/dec peephole): Use
11216 optimize_insn_for_size_p instead of optimize_size.
11217 * config/i386/predicates.md (incdec_operand): Likewise.
11218 (aligned_operand): Likewise.
11219 * config/i386/sse.md (divv8sf3): Likewise.
11220 (sqrtv8sf2): Likewise.
11222 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11224 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11226 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11228 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11230 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11231 ssemodesuffixf2c with avxmodesuffixf2c.
11233 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11236 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11238 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11240 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11241 (struct tree_base): Adjust spacing for 8 bit boundaries.
11242 (struct tree_decl_common): Add decl_by_reference_flag bit.
11243 (DECL_BY_REFERENCE): Adjust.
11244 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11245 print DECL_BY_REFERENCE bit.
11246 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11247 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11248 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11249 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11252 PR middle-end/39666
11253 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11254 range of the type, but default label is missing, add it with one
11255 of the existing labels instead of adding a new label for it.
11257 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11261 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11263 * Makefile.in (enable_plugin, plugin_includedir): New.
11264 (install): Depend on install-plugin.
11265 (PLUGIN_HEADERS): New.
11266 (install-plugin): New.
11267 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11269 2009-05-05 Richard Guenther <rguenther@suse.de>
11271 PR tree-optimization/40022
11272 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11274 (phivn_valid_p): Fix tuplification error, simplify.
11275 (phiprop_insert_phi): Add dumps.
11276 (propagate_with_phi): Simplify.
11278 2009-05-05 Richard Guenther <rguenther@suse.de>
11280 PR middle-end/40023
11281 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11283 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11285 * tree.h (strip_float_extensions): Remove duplicate declaration.
11286 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11287 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11288 block_ultimate_origin): Rearrange the declarations line to match the
11289 comment that indicates the .c file which the functions are defined.
11290 (dwarf2out_*, set_decl_rtl): Add comment.
11291 (get_base_address): Adjust comment.
11292 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11293 declarations line and add comment.
11294 (is_builtin_name): Add blank after function name, for clarity.
11296 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11298 * attribs.c (decl_attributes): Use %qE for identifiers in
11300 * cgraphunit.c (verify_cgraph_node): Translate function names to
11301 locale character set in diagnostics.
11302 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11304 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11305 Document that functions are named in UTF-8.
11306 * expr.c (expand_expr_real_1): Translate function names to locale
11307 character set in diagnostics.
11308 * gimplify.c (omp_notice_variable, omp_is_private,
11309 gimplify_scan_omp_clauses): Use %qE for identifiers in
11311 * langhooks.c (lhd_print_error_function): Translate function names
11312 to locale character set.
11313 * langhooks.h (decl_printable_name): Document that return value is
11314 in internal character set.
11315 * stmt.c: Include pretty-print.h
11316 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11318 (resolve_operand_name_1): Translate named operand name to locale
11320 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11322 * toplev.c (announce_function): Translate function names to locale
11324 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11325 (default_tree_printer): Use pp_identifier or translate identifiers
11326 to locale character set. Mark "<anonymous>" for translation.
11327 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11328 for identifiers in diagnostics.
11329 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11331 * varasm.c (output_constructor): Use %qE for identifiers in
11334 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11336 * configure.ac: use ` ` instead of $()
11337 * configure: Regenerate.
11339 2009-05-05 Ben Elliston <bje@au.ibm.com>
11341 * config/pa/linux-atomic.c: Eliminate conditional include of
11342 errno.h on non-LP64 systems to simplify build requirements.
11344 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11346 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11348 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11349 and pass value to identifier_to_locale.
11350 (warn_variable_length_array): Make name a tree.
11351 (grokdeclarator): Separate diagnostic texts for named and unnamed
11352 declarators. Use %qE for named declarators.
11353 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11355 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11356 identifiers in diagnostics.
11357 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11358 identifier_to_locale. Mark "anonymous" strings for translation.
11360 2009-05-04 Michael Eager <eager@eagercon.com>
11362 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11363 address for DImode/DFmode only if double-precision FP regs.
11365 2009-05-04 Michael Eager <eager@eagercon.com>
11367 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11368 TARGET_SINGLE_FLOAT check.
11370 2009-05-04 Michael Eager <eager@eagercon.com>
11372 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11374 2009-05-04 Michael Eager <eager@eagercon.com>
11376 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11377 * config/rs6000/t-xilinx: New
11379 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11381 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11382 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11383 * gcc/explow.c (memory_address): Use target hook.
11384 * gcc/targhooks.c (default_legitimize_address): New.
11385 * gcc/targhooks.h (default_legitimize_address): New.
11386 * gcc/target.h (legitimize_address): New.
11387 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11388 (TARGET_INITIALIZER): Include it.
11389 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11391 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11392 * config/bfin/bfin.c (legitimize_address): Remove.
11393 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11394 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11396 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11397 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11399 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11400 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11401 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11402 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11403 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11404 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11405 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11406 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11407 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11408 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11409 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11410 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11411 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11412 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11413 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11414 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11415 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11416 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11417 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11418 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11419 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11420 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11421 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11423 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11424 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11425 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11426 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11427 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11428 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11429 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11430 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11431 (thumb_legitimize_address): Delete.
11432 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11433 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11434 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11435 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11436 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11437 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11439 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11442 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11443 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11444 * config/m32r/m32r.c (m32r_legitimize_address): New.
11445 * config/m68k/m68k.c (m68k_legitimize_address): New.
11446 * config/score/score.c (score_legitimize_address): Standardize.
11447 * config/score/score3.c (score3_legitimize_address): Standardize.
11448 * config/score/score3.h (score3_legitimize_address): Adjust.
11449 * config/score/score7.c (score7_legitimize_address): Standardize.
11450 * config/score/score7.h (score7_legitimize_address): Adjust.
11451 * config/sh/sh.c (sh_legitimize_address): New.
11452 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11454 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11455 (s390_legitimize_address): ... this.
11456 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11457 (sparc_legitimize_address): ... this.
11458 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11459 (ix86_legitimize_address): ... this.
11460 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11461 (avr_legitimize_address): ... this.
11462 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11463 (mn10300_legitimize_address): ... this.
11464 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11465 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11466 (alpha_expand_mov): Adjust call.
11468 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11469 * config/spu/spu.c (spu_legitimize_address): Likewise.
11470 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11471 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11473 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11475 * intl.c (locale_encoding, locale_utf8): New.
11476 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11477 * intl.h (locale_encoding, locale_utf8): Declare.
11478 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11479 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11481 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11483 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11484 (pp_base_tree_identifier): Declare as function.
11485 (identifier_to_locale): Declare.
11486 * Makefile.in (pretty-print.o): Update dependencies.
11487 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11489 2009-05-04 Richard Guenther <rguenther@suse.de>
11491 PR middle-end/40015
11492 * builtins.c (fold_builtin_memory_op): Do not decay to element
11493 type if the size matches the whole array.
11495 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11497 * expmed.c (synth_mult): When trying out a shift, pass the result
11500 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11502 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11503 (shiftsub1_cost): New.
11504 (init_expmed): Compute shiftsub1_cost.
11505 (synth_mult): Optimize multiplications by constants of the form
11506 -(2^^m-1) for some constant positive integer m.
11508 2009-05-03 Richard Guenther <rguenther@suse.de>
11511 * c-typeck.c (array_to_pointer_conversion): Do not built
11512 ADDR_EXPRs of arrays of pointer-to-element type.
11513 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11514 up wrong ADDR_EXPRs after-the-fact.
11515 * c-common.c (strict_aliasing_warning): Strip pointer
11516 conversions for obtaining the original type.
11517 * builtins.c (fold_builtin_memset): Handle array types.
11518 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11521 2009-05-03 Richard Guenther <rguenther@suse.de>
11523 PR middle-end/23329
11524 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11525 Do not lose casts from array types with unknown extent to array
11526 types with known extent.
11527 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11528 alias set compatibility.
11530 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11532 * flags.h (extra_warnings): Delete.
11533 * toplev.c (process_options): Handle Wuninitialized here.
11534 * opts.c (extra_warnings): Delete.
11535 (set_Wextra): Delete.
11536 (common_handle_option): -Wextra can be handled automatically.
11537 * c-opts.c (c_common_handle_option): Delete obsolete code.
11538 (c_common_post_options): Simplify comment.
11539 * common.opt (W): Add Var.
11541 (Wuninitialized): Initialize to -1.
11543 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11544 Richard Guenther <rguenther@suse.de>
11546 * expr.c (get_def_for_expr): New function.
11547 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11548 SSA rather than trees.
11549 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11550 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11552 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11554 * c-common.c (reswords): Add _Imaginary.
11555 * c-common.c (enum rid): Add RID_IMAGINARY.
11557 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11559 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11560 Patch by Richard Guenther.
11562 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11564 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11565 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11566 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11567 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11568 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11569 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11570 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11571 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11572 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11573 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11574 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11575 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11576 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11577 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11578 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11579 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11580 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11581 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11583 2009-05-02 Richard Guenther <rguenther@suse.de>
11585 PR tree-optimization/39940
11586 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11589 2009-05-02 Richard Guenther <rguenther@suse.de>
11591 PR middle-end/40001
11592 * tree-ssa.c (execute_update_addresses_taken): Properly check
11593 if we can mark a variable DECL_GIMPLE_REG_P.
11594 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11595 back to the end of the function.
11596 (is_gimple_reg_type): Remove complex type special casing.
11597 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11600 2009-05-02 Ben Elliston <bje@au.ibm.com>
11602 * doc/collect2.texi (Collect2): Document search path behaviour
11603 when configured with --with-ld.
11605 2009-05-02 Jan Hubicka <jh@suse.cz>
11607 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11608 parameter; update callers.
11609 (coalesce_cost_edge): EH edges are costier because they needs
11610 splitting even if not critical and even more costier when there are
11611 multiple EH predecestors.
11613 2009-05-02 Jan Hubicka <jh@suse.cz>
11615 * except.c (remove_eh_handler_and_replace): Handle updating after
11616 removing TRY blocks.
11618 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11620 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11622 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11624 * varasm.c: Do not include c-pragma.h.
11625 * attribs.c: Do not incude c-common.h.
11627 2009-05-01 Michael Matz <matz@suse.de>
11629 * calls.c (initialize_argument_information): Handle SSA names like
11630 decls with a non MEM_P DECL_RTL.
11632 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11634 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11635 * ipa-utils.c: Likewise.
11636 * ipa-type-escape.c: Likewise.
11637 * cgraphunit.c Do not include c-common.h.
11638 * ipa-pure-const.c: Likewise.
11639 * tree-if-conv.c: Likewise.
11640 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11641 * ipa-struct-reorg.c: Likewise.
11642 * tree-nomudflap.c: Likewise.
11643 * tree-ssa-structalias.c: Likewise.
11645 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11647 * store-motion.c: Many cleanups to make this pass a first-class
11648 citizen instead of an appendix to gcse load motion. Add TODO list
11649 to make this pass faster/cleaner/better.
11651 (struct ls_expr): Post gcse.c-split cleanups.
11652 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11653 "stores" field to "avail_stores".
11654 (pre_ldst_mems): Rename to store_motion_mems.
11655 (pre_ldst_table): Rename to store_motion_mems_table.
11656 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11657 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11658 (ldst_entry): Rename to st_expr_entry, update users.
11659 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11660 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11661 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11663 (first_ls_expr): Rename to first_st_expr, update users.
11664 (next_ls_expr): Rename to next_st_expr, update users.
11665 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11666 fields properly for store motion instead of names inherited from load
11668 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11669 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11672 (ae_kill): Rename to st_kill, update users.
11673 (ae_gen): Rename to st_avloc, update users.
11674 (transp): Rename to st_transp, update users.
11675 (pre_insert_map): Rename to st_insert_map, update users.
11676 (pre_delete_map): Rename to st_delete_map, update users.
11677 (insert_store, build_store_vectors, free_store_memory,
11678 one_store_motion_pass): Update for abovementioned changes.
11680 (gcse_subst_count, gcse_create_count): Remove.
11681 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11682 and "n_stores_created", local variables.
11684 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11687 (regvec, compute_store_table_current_insn): Remove.
11688 (reg_set_info, reg_clear_last_set): Remove.
11689 (compute_store_table): Use DF caches instead of local dataflow
11692 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11694 * c-objc-common.c (c_tree_printer): Print identifiers with
11695 pp_identifier, not pp_string. Mark "({anonymous})" for
11697 * c-pretty-print.c (pp_c_ws_string): New.
11698 (pp_c_cv_qualifier, pp_c_type_specifier,
11699 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11700 pp_c_storage_class_specifier, pp_c_function_specifier,
11701 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11702 pp_c_primary_expression, pp_c_postfix_expression,
11703 pp_c_unary_expression, pp_c_shift_expression,
11704 pp_c_relational_expression, pp_c_equality_expression,
11705 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11706 use pp_string and pp_c_ws_string in place of pp_identifier and
11707 pp_c_identifier for non-identifiers. Mark English strings for
11709 * c-pretty-print.h (pp_c_ws_string): Declare.
11711 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11712 Roland McGrath <roland@redhat.com>
11714 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11715 (ENABLE_LD_BUILDID): New configuration option.
11716 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11717 (LINK_BUILDID_SPEC): New macro.
11718 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11720 * doc/install.texi: Document --enable-linker-build-id option.
11721 * configure: Rebuild.
11722 * config.in: Rebuild.
11724 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11726 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11727 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11728 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11729 MIPS_GP_SAVE_AREA_SIZE.
11730 * config/mips/mips.c (struct mips_frame_info): Update comment
11731 before arg_pointer_offset and hard_frame_pointer_offset.
11732 (mips_compute_frame_info): Update diagram before function: to
11733 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11734 indicate the position of frame_pointer_rtx with -fstack-protector and
11735 to show args_size. Don't allocate cprestore area for leaf functions
11736 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11738 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11740 2009-04-30 Michael Matz <matz@suse.de>
11742 PR tree-optimization/39955
11743 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11745 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11747 * ira.c (setup_cover_and_important_classes): Use safe macro
11748 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11750 * genpreds.c (write_tm_preds_h): Output suitable definition of
11751 REG_CLASS_FOR_CONSTRAINT.
11753 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11755 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11757 * bitmap.c (bitmap_descriptor): Likewise.
11758 * ggc-common.c (loc_descriptor): Likewise.
11759 * varray.c (varray_descriptor): Likewise.
11760 * vec.c (vec_descriptor): Likewise.
11762 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11764 * Makefile.in (dce.o): Add $(EXCEPT_H).
11765 * dce.c: Include except.h and delete redundant vector definitions.
11766 (deletable_insn_p): Return false for non-call insns that can throw
11769 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11771 * gcse.c (ae_gen): Remove.
11772 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11773 and make non-static function to make it available in store-motion.c.
11774 Update call sites with search-and-replace.
11775 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11776 extract_mentioned_regs, extract_mentioned_regs_helper,
11777 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11778 store_killed_in_insn, store_killed_after, store_killed_before,
11779 build_store_vectors, insert_insn_start_basic_block, insert-store,
11780 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11781 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11782 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11783 * store-motion.c: ...new file. Also copy data structures from gcse.c
11784 and clean up to remove parts not used by store motion.
11785 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11786 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11788 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11791 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11792 when optimizing for size.
11794 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11796 * gcse.c (gcse_constant_p): Fix typo in last change.
11798 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11800 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11802 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11804 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11806 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11808 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11809 CONST_HIGH_PART result.
11811 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11813 * config/avr/avr.c (initial_elimination_offset): Rename to
11814 avr_initial_elimination_offset.
11815 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11816 change return type to bool.
11817 (avr_can_eliminate): New function.
11818 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11819 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11820 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11821 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11822 avr_initial_elimination_offset.
11823 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11824 (avr_initial_elimination_offset): Define.
11826 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11827 Steven Bosscher <steven@gcc.gnu.org>
11829 PR rtl-optimization/39938
11830 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11831 * cfgrtl.c: Include insn-attr.h.
11832 (rest_of_pass_free_cfg): New function.
11833 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11834 * resource.c (init_resource_info): Remove call to df_analyze.
11836 2009-04-29 Richard Guenther <rguenther@suse.de>
11839 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11840 allow conversion to signed integers.
11842 2009-04-29 Richard Guenther <rguenther@suse.de>
11844 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11845 shifts of floating point vectors if the shift amount is
11846 a constant multiple of the element size.
11848 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11849 Michael Matz <matz@suse.de>
11851 PR middle-end/39927
11853 * tree-outof-ssa.c (emit_partition_copy): New function.
11854 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11855 insert_part_to_rtx_on_edge): Perform the partition base var
11856 copy using emit_partition_copy.
11857 (insert_value_copy_on_edge): Convert constants to the right mode.
11858 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11859 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11861 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11863 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11864 scan backwards to try to find a constant to initialize it.
11866 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11867 insn before the loop_end instruction, don't look past labels.
11869 2009-04-29 Richard Guenther <rguenther@suse.de>
11871 PR middle-end/39937
11872 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11873 loose type conversions.
11874 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11875 stmts only if there are no uses of its definition.
11877 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11879 * config/bfin/bfin.h (splitting_loops): Declare.
11880 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11881 Reorder bit definitions to be ascending.
11882 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11883 * config/bfin/bfin.c (splitting_loops): New variable.
11884 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11885 (struct loop_info): Remove members INIT and LOOP_INIT.
11886 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11887 the LSETUP sequence. Allow LC to be loaded from any register, but
11888 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11889 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11891 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11892 of reload_completed.
11895 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11897 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11899 * Makefile.in (PLUGIN_VERSION_H): New.
11900 (OBJS-common): Remove plugin-version.o.
11901 (plugin.o): Depend on (PLUGIN_VERSION_H).
11902 (plugin-version.o): Remove.
11903 * configure: Regenerate
11904 * configure.ac: Create plugin-version.h.
11905 * gcc-plugin.h (plugin_gcc_version): Remove.
11906 (plugin_default_version_check): Change signature.
11907 * plugin-version.c: Remove.
11908 * plugin.c: Include plugin-version.h.
11909 (str_plugin_gcc_version_name): Remove.
11910 (try_init_one_plugin): Pass gcc version to plugin_init.
11911 (plugin_default_version_check): Both gcc and plugin versions are now
11914 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11916 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11917 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11918 Remove special case testing for last insn of inner loops. Don't fail
11919 if the loop ends with a jump, emit an extra nop instead.
11921 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11922 DREGS rather than comparing directly. Remove code that tries to
11923 account for latencies.
11925 2009-04-29 Richard Guenther <rguenther@suse.de>
11927 PR tree-optimization/39941
11928 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11929 eliminating an indirect call.
11931 2009-04-29 Richard Guenther <rguenther@suse.de>
11933 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11934 parameter. Allow invariants as base if !require_lvalue.
11935 (verify_gimple_assign_single): Adjust.
11937 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11939 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11940 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11941 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11942 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11943 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11945 * config/bfin/bfin.c (bfin_expand_builtin,
11946 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11948 2009-04-28 Richard Guenther <rguenther@suse.de>
11950 * tree-vect-loop.c (get_initial_def_for_induction): Use
11951 correct types for pointer increment.
11953 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11955 * toplev.c (print_version): Update GMP version string calculation.
11957 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11959 PR rtl-optimization/39938
11960 * resource.c (init_resource_info): Add call to df_analyze.
11962 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11964 * config/alpha/alpha.md (usegp): Cast the result of
11965 alpha_find_lo_sum_using_gp to enum attr_usegp.
11966 * config/alpha/alpha.c (override_options): Remove end-of-structure
11967 marker element from cpu_table. Use array size of cpu_table to handle
11968 -mcpu and -mtune options.
11969 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11971 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11973 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11974 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11975 tune_32 and tune_64.
11976 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11977 support on PowerPC.
11978 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11979 * config/rs6000/option-defaults.h: ... here. New file.
11980 (OPT_64, OPT_32): Define.
11981 (MASK_64BIT): Define to 0 if not already defined.
11982 (OPT_ARCH64, OPT_ARCH32): Define.
11983 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11986 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11988 * config/arm/arm.c (arm_override_options): Emit error on using
11991 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11993 PR rtl-optimization/39914
11994 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11995 registers for allocnos created from user-defined variables only
11996 when not optimizing.
11998 2009-04-28 Richard Guenther <rguenther@suse.de>
12000 PR middle-end/39937
12001 * fold-const.c (fold_binary): Use distribute_real_division only
12004 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12006 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12007 add hpux-stdint.h to tm_file.
12008 (hppa[12]*-*-hpux11*): Ditto.
12009 (ia64*-*-hpux*): Ditto.
12010 * config/hpux-stdint.h: New.
12011 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12012 __STDC_EXT__ for all compiles.
12013 * config/pa/pa-hpux.h: Ditto.
12014 * config/pa/pa-hpux10.h: Ditto.
12015 * config/pa/pa-hpux11.h: Ditto.
12017 2009-04-28 Catherine Moore <clm@codesourcery.com>
12019 * debug.h (set_name): Add comment.
12021 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12024 * config/darwin.c (machopic_gen_offset): Check
12025 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12026 * config/arm/arm.c (require_pic_register): Likewise.
12028 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12030 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12031 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12032 m32c_promote_prototypes): Delete.
12034 2009-04-28 Michael Matz <matz@suse.de>
12036 PR middle-end/39922
12037 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12040 2009-04-28 Richard Guenther <rguenther@suse.de>
12042 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12044 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12046 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12047 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12048 * config/arm/arm-tune.md: Regenerate.
12050 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12052 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12053 block if there are complex incoming edges.
12054 (sel_merge_blocks): Remove useless assert.
12055 (sel_redirect_edge_and_branch): Check that edge was redirected.
12056 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12057 (sel_find_rgns): Delete declaration.
12058 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12059 the region when it is not a preheader.
12061 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12064 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12066 2009-04-28 Richard Guenther <rguenther@suse.de>
12068 * tree.h (SSA_NAME_VALUE): Remove.
12069 (struct tree_ssa_name): Remove value_handle member.
12070 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12071 array for jump threading.
12072 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12074 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12075 * tree-flow.h (threadedge_initialize_values): Declare.
12076 (threadedge_finalize_values): Likewise.
12077 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12078 (SSA_NAME_VALUE): Define.
12079 (threadedge_initialize_values): New function.
12080 (threadedge_finalize_values): Likewise.
12081 * tree-ssa-dom.c (ssa_name_values): New global variable.
12082 (SSA_NAME_VALUE): Define.
12083 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12085 2009-04-28 Ira Rosen <irar@il.ibm.com>
12087 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12088 Use REPORT_VECTORIZED_LOCATIONS instead
12089 REPORT_VECTORIZED_LOOPS.
12090 * tree-vectorizer.c (vect_verbosity_level): Make static.
12091 (vect_loop_location): Rename to vect_location.
12092 (vect_set_verbosity_level): Update comment.
12093 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12095 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12096 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12097 instead REPORT_UNVECTORIZED_LOOPS.
12098 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12099 and vect_loop_def to vect_external_def and vect_internal_def.
12100 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12101 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12102 REPORT_UNVECTORIZED_LOCATIONS.
12103 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12104 and vect_used_in_loop and to vect_unused_in_scope and
12105 vect_used_in_scope.
12106 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12107 (vect_verbosity_level): Remove declaration.
12108 (vect_analyze_operations): Likewise.
12109 (vect_analyze_stmt): Declare.
12110 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12111 REPORT_UNVECTORIZED_LOCATIONS.
12112 (vect_get_loop_niters): Fix indentation.
12113 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12114 (vect_analyze_loop_operations): New function.
12115 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12116 vect_analyze_operations.
12117 (vect_is_simple_reduction): Use new names.
12118 (vectorizable_live_operation, vect_transform_loop): Likewise.
12119 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12120 to specify whether the data references can be a part of interleaving
12122 (vect_analyze_data_ref_dependence): Use new names.
12123 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12124 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12125 * tree-vect-patterns.c (widened_name_p): Use new names.
12126 (vect_recog_dot_prod_pattern): Likewise.
12127 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12128 (process_use, vect_mark_stmts_to_be_vectorized,
12129 vect_model_simple_cost, vect_model_store_cost,
12130 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12131 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12132 vectorizable_operation, vectorizable_type_demotion,
12133 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12134 vectorizable_condition): Likewise.
12135 (vect_analyze_operations): Split into vect_analyze_loop_operations
12137 (vect_analyze_stmt): ... new function.
12138 (new_stmt_vec_info): Use new names.
12139 (vect_is_simple_use): Use new names and fix comment.
12140 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12141 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12143 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12146 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12147 and integer modes for x87 operands. Do not ICE for unsupported size,
12148 generate error instead. Generate error for unsupported operand types.
12149 ['z']: Do not handle HImode memory operands specially. Warning
12150 for floating-point operands. Fallthru to 'Z' for unsupported operand
12151 types. Do not ICE for unsupported size, generate error instead.
12152 (output_387_binary_op): Use %Z to output operands.
12153 (output_fp_compare): Ditto.
12154 (output_387_reg_move): Ditto.
12156 2009-04-28 Ben Elliston <bje@au.ibm.com>
12161 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12163 * builtins.c (c_strlen): Do not warn here.
12164 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12165 * c-common.c (pointer_int_sum): Take an explicit location.
12166 Warn about offsets out of bounds.
12167 * c-common.h (pointer_int_sum): Adjust declaration.
12169 2009-04-27 Ian Lance Taylor <iant@google.com>
12171 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12173 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12174 * df-core.c (df_set_flags): Change return type to int. Change
12175 type of old_flags to int.
12176 (df_clear_flags): Likewise.
12177 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12178 (df_get_conditional_uses): Likewise.
12179 * df.h (df_set_flags, df_clear_flags): Update declarations.
12180 * dwarf2out.c (struct indirect_string_node): Change type of form
12181 field to enum dwarf_form.
12182 (AT_string_form): Change return type to enum dwarf_form.
12183 * fixed-value.c (fixed_compare): Add cast to enum type.
12184 * fwprop.c (update_df): Change 0 to VOIDmode.
12185 * gensupport.c: Change 0 to UNKNOWN.
12186 * gimple.h (gimple_cond_code): Add cast to enum type.
12187 * haifa-sched.c (reemit_notes): Add cast to enum type.
12188 * hooks.c (hook_int_void_no_regs): Remove function.
12189 * hooks.h (hook_int_void_no_regs): Remove declaration.
12190 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12191 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12192 * real.c (real_arithmetic): Add cast to enum type.
12193 (real_compare): Likewise.
12194 * target.h (struct gcc_target): Change return type of
12195 branch_target_register_class to enum reg_class.
12196 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12197 default_branch_target_register_class.
12198 * targhooks.c (default_branch_target_register_class): New function.
12199 * targhooks.h (default_branch_target_register_class): Declare.
12200 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12201 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12203 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12205 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12206 vect_uninitialized_def. Change 0 to ERROR_MARK.
12207 * tree-vect-stmts.c (supportable_widening_operation): Don't
12208 initialize icode1 and icode2.
12209 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12210 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12212 (cmn_err_flag_specs): Change 0 to STD_C89.
12213 (cmn_err_char_table): Likewise.
12214 * config/arm/arm.c (get_arm_condition_code): Change type of code
12215 to enum arm_cond_code.
12216 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12217 (IWMMXT_BUILTIN2): Likewise.
12218 (neon_builtin_type_bits): Don't define typedef.
12219 (neon_builtin_datum): Change type of bits field to int.
12220 (arm_expand_neon_args): Add cast to enum type.
12221 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12223 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12224 casts to enum type.
12225 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12227 * config/mips/mips.md (jal_macro): Return enum constant.
12228 (single_insn): Likewise.
12229 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12231 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12232 casts to enum type.
12233 * config/s390/s390.c (s390_tune_flags): Change type to int.
12234 (s390_arch_flags): Likewise.
12235 (s390_handle_arch_option): Change flags field of struct pta to int.
12236 * config/s390/s390.h (s390_tune_flags): Update declaration.
12237 (s390_arch_flags): Likewise.
12238 * config/sh/sh.c (prepare_move_operands): Compare
12239 tls_symbolic_operand result with enum constant.
12240 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12241 (sh_expand_prologue): Add cast to enum type.
12242 (sh_expand_epilogue): Likewise.
12243 (tls_symbolic_operand): Change return type to enum tls_model.
12244 (fpscr_set_from_mem): Add cast to enum type.
12245 (legitimize_pic_address): Compare tls_symbolic_operand result with
12247 (sh_target_reg_class): Change return type to enum reg_class.
12248 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12250 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12251 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12252 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12253 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12254 (delayed_branch, tls_call_delay): Likewise.
12255 (eligible_for_sibcall_delay): Likewise.
12256 (eligible_for_return_delay): Likewise.
12257 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12258 (spu_expand_builtin_1): Likewise.
12260 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12261 for all types of conversions.
12262 (output_init_element): Issue -Wc++-compat warning if needed when
12263 initializing a bitfield with enum type.
12264 * c-parser.c (c_parser_expression): Set original_type to
12265 original_type of right hand operand of comma operator.
12267 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12269 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12271 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12272 * doc/cpp.texi (Standard Predefined Macros)
12273 (Implementation-defined behavior): Likewise.
12274 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12275 * doc/gimple.texi (GIMPLE Exception Handling)
12276 (@code{GIMPLE_ASSIGN}): Likewise.
12277 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12278 * doc/invoke.texi (Warning Options, Optimize Options)
12279 (AVR Options, Darwin Options): Likewise.
12280 (Optimize Options): Reformulate -fwhole-program description.
12281 * doc/loop.texi (Lambda): Likewise.
12282 * doc/md.texi (Output Template, Define Constraints)
12283 (Standard Names, Insn Splitting): Likewise.
12284 * doc/options.texi (Option properties): Likewise.
12285 * doc/passes.texi (Tree-SSA passes): Likewise.
12286 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12287 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12288 (File Names and DBX): Likewise.
12289 * doc/trouble.texi (Incompatibilities): Likewise.
12291 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12293 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12294 instruction is correct.
12296 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12298 Allow non-constant arguments to conversion intrinsics.
12299 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12300 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12301 * spu.c (print_operand): Handle 'v' and 'w'.
12302 (exp2_immediate_p, spu_gen_exp2): Define.
12303 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12304 spu_convtf_1): Update parameter descriptions.
12305 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12306 * constraints.md ('v', 'w'): New.
12307 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12309 (i2f, I2F): New define_mode_attr.
12310 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12311 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12312 fixuns_truncv4sfv4si2): Update to use mode attribute.
12313 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12314 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12315 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12316 patterns for combine.
12318 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12320 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12321 (cprop, hoist, pre, store_motion): New debug counters.
12322 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12323 is not an RTL pass anymore.
12324 (pass_profiling): Remove extern decl for pass removed in 2005.
12325 (pass_gcse, pass_jump_bypass): Remove.
12326 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12327 to 0 for clean state.
12328 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12329 * cse.c (gate_handle_cse_after_global_opts,
12330 rest_of_handle_cse_after_global_opts): New functions.
12331 (pass_cse_after_global_opts): New pass, does local CSE.
12332 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12333 (TV_CPROP): New timevar.
12334 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12335 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12336 (gcse_main, recompute_all_luids): Remove.
12337 (compute_hash_table_work): Call max_reg_num instead of reading
12339 (cprop_jump): Don't set run_jump_opt_after_gcse.
12340 (constprop_register): Always allow to alter jumps.
12341 (cprop_insn): Likewise.
12342 (do_local_cprop): Likewise.
12343 (local_cprop_pass): Likewise. Return non-zero if something changed.
12344 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12345 (find_implicit_sets): Add note about missed optimization opportunity.
12346 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12347 pass_rtl_cprop execute function.
12348 Don't bother tracking the pass number, each pass gets its own dumpfile
12350 Always allow to alter jumpsand bypass jumps.
12351 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12352 will just find no suitable set.
12353 (pre_edge_insert): Fix dumping, this function is for PRE only.
12354 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12355 pass_rtl_pre execute function.
12356 (hoist_code): Return non-zero if something changed. Keep track of
12357 substitutions and insertions for statistics gathering similar to PRE.
12358 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12359 called from the pass_rtl_hoist execute function. Show pass statistics.
12360 (compute_store_table): Use max_reg_num directly instead of using the
12361 formerly global max_gcse_regno.
12362 (build_store_vectors): Likewise.
12363 (replace_store_insn): Fix dumping.
12364 (store_motion): Rename to ...
12365 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12366 pass, called from the pass_rtl_store_motion execute function. Keep
12367 track of substitutions and insertions for statistics gathering similar
12369 (bypass_jumps): Remove, fold interesting bits into ...
12370 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12371 from the pass_rtl_cprop execute function.
12372 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12373 pass_jump_bypass): Remove.
12374 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12375 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12376 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12377 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12378 (gate_rtl_store_motion, execute_rtl_store_motion,
12379 pass_rtl_store_motion): New.
12380 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12381 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12382 * passes.c (init_optimization_passes): Remove pass_gcse and
12383 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12384 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12385 instead of pass_jump_bypass.
12387 2009-04-27 Richard Guenther <rguenther@suse.de>
12389 PR middle-end/39928
12390 * gimplify.c (gimplify_expr): If we are required to create
12391 a temporary make sure it ends up as register.
12393 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12396 * config/i386/i386.c (construct_container): Don't call
12397 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12398 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12400 2009-04-27 Michael Matz <matz@suse.de>
12402 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12403 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12404 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12405 (dump_replaceable_exprs): Take a bitmap.
12406 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12408 (expand_gimple_basic_block): Likewise.
12409 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12410 replaceable_expressions member a bitmap.
12411 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12412 (mark_replaceable): Likewise.
12413 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12414 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12416 2009-04-27 Richard Guenther <rguenther@suse.de>
12418 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12419 (verify_stmts): Dispatch to gimple/type verification code.
12420 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12421 issue with call argument types.
12423 2009-04-27 Michael Matz <matz@suse.de>
12425 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12426 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12429 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12430 Eric Botcazou <ebotcazou@adacore.com>
12432 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12433 a label's basic block.
12434 (mark_target_live_regs): Tidy and rework obsolete comments.
12435 Change back DF problem to LIVE. If a label starts a basic block,
12436 assume that all registers that used to be live then still are.
12437 (init_resource_info): If a label starts a basic block, set its
12438 BLOCK_FOR_INSN accordingly.
12439 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12441 2009-04-27 Richard Guenther <rguenther@suse.de>
12443 * tree-flow-inline.h (function_ann): Remove.
12444 (get_function_ann): Likewise.
12445 * tree-dfa.c (create_function_ann): Remove.
12446 * tree-flow.h (struct static_var_ann_d): Remove.
12447 (struct function_ann_d): Likewise.
12448 (union tree_ann_d): Remove fdecl member.
12449 (function_ann_t): Remove.
12450 (function_ann, get_function_ann, create_function_ann): Remove
12453 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12455 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12457 2009-04-27 Jan Hubicka <jh@suse.cz>
12459 * ipa-pure-const.c (struct funct_state_d): New fields
12460 state_previously_known, looping_previously_known; remove
12461 state_set_in_source.
12462 (analyze_function): Use new fields.
12463 (propagate): Avoid assumption that state_set_in_source imply
12466 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12467 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12468 * cfgloop.h (finite_loop_p): Declare.
12470 2009-04-26 Michael Matz <matz@suse.de>
12472 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12474 2009-04-26 Michael Matz <matz@suse.de>
12476 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12477 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12478 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12479 pass_mark_used_blocks): Remove.
12480 * tree-optimize.c (pass_free_datastructures,
12481 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12482 * passes.c (init_optimization_passes): Don't call
12483 pass_mark_used_blocks, remove dead code.
12485 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12487 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12488 * tree-ssa-live.h (register_ssa_partition): Likewise.
12490 2009-04-26 Michael Matz <matz@suse.de>
12493 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12494 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12495 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12497 (compare_pairs): Swap cost comparison.
12498 (coalesce_ssa_name): Don't use change_partition_var.
12499 * tree-nrv.c (struct nrv_data): Add modified member.
12500 (finalize_nrv_r): Set it.
12501 (tree_nrv): Use it to update statements.
12502 (pass_nrv): Require PROP_ssa.
12503 * tree-mudflap.c (mf_decl_cache_locals,
12504 mf_build_check_statement_for): Use make_rename_temp.
12505 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12506 * alias.c (find_base_decl): Handle SSA names.
12507 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12508 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12509 * rtl.h (set_reg_attrs_for_parm): Declare.
12510 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12511 to "optimized", remove unused locals at finish.
12512 (execute_free_datastructures): Make global, call
12513 delete_tree_cfg_annotations.
12514 (execute_free_cfg_annotations): Don't call
12515 delete_tree_cfg_annotations.
12517 * ssaexpand.h: New file.
12518 * expr.c (toplevel): Include ssaexpand.h.
12519 (expand_assignment): Handle SSA names the same as register variables.
12520 (expand_expr_real_1): Expand SSA names.
12521 * cfgexpand.c (toplevel): Include ssaexpand.h.
12522 (SA): New global variable.
12523 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12524 (SSAVAR): New macro.
12525 (set_rtl): New helper function.
12526 (add_stack_var): Deal with SSA names, use set_rtl.
12527 (expand_one_stack_var_at): Likewise.
12528 (expand_one_stack_var): Deal with SSA names.
12529 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12530 before unique numbers.
12531 (expand_stack_vars): Use set_rtl.
12532 (expand_one_var): Accept SSA names, add asserts for them, feed them
12533 to above subroutines.
12534 (expand_used_vars): Expand all partitions (without default defs),
12535 then only the local decls (ignoring those expanded already).
12536 (expand_gimple_cond): Remove edges when jumpif() expands an
12537 unconditional jump.
12538 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12539 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12541 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12542 members of SA; deal with PARM_DECL partitions here; expand
12543 all PHI nodes, free tree datastructures and SA. Commit instructions
12544 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12545 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12546 info and statements at start, collect garbage at finish.
12547 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12548 (VAR_ANN_PARTITION) Remove.
12549 (change_partition_var): Don't declare.
12550 (partition_to_var): Always return SSA names.
12551 (var_to_partition): Only accept SSA names.
12552 (register_ssa_partition): Only check argument.
12553 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12555 (delete_var_map): Don't free it.
12556 (var_union): Only accept SSA names, simplify.
12557 (partition_view_init): Mark only useful SSA names as used.
12558 (partition_view_fini): Only deal with SSA names.
12559 (change_partition_var): Remove.
12560 (dump_var_map): Use ssa_name instead of partition_to_var member.
12561 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12563 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12564 (struct _elim_graph): New member const_dests; nodes member vector of
12566 (set_location_for_edge): New static helper.
12567 (create_temp): Remove.
12568 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12569 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12570 (new_elim_graph): Allocate const_dests member.
12571 (clean_elim_graph): Truncate const_dests member.
12572 (delete_elim_graph): Free const_dests member.
12573 (elim_graph_size): Adapt to new type of nodes member.
12574 (elim_graph_add_node): Likewise.
12575 (eliminate_name): Likewise.
12576 (eliminate_build): Don't take basic block argument, deal only with
12577 partition numbers, not variables.
12578 (get_temp_reg): New static helper.
12579 (elim_create): Use it, deal with RTL temporaries instead of trees.
12580 (eliminate_phi): Adjust all calls to new signature.
12581 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12582 (rewrite_trees): Only do checking.
12583 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12584 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12585 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12586 contains_tree_r, MAX_STMTS_IN_LATCH,
12587 process_single_block_loop_latch, analyze_edges_for_bb,
12588 perform_edge_inserts): Remove.
12589 (expand_phi_nodes): New global function.
12590 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12591 functions, initialize new parameter, remember partitions having a
12593 (finish_out_of_ssa): New global function.
12594 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12595 don't reset in_ssa_p here, don't disable TER when mudflap.
12596 (pass_del_ssa): Remove.
12597 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12599 (execute_free_datastructures): Declare.
12600 * Makefile.in (SSAEXPAND_H): New variable.
12601 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12602 * basic-block.h (commit_one_edge_insertion): Declare.
12603 * passes.c (init_optimization_passes): Move pass_nrv and
12604 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12605 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12606 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12607 (redirect_branch_edge): Deal with super block when expanding, split
12608 out jump patching itself into ...
12609 (patch_jump_insn): ... here, new static helper.
12611 2009-04-26 Michael Matz <matz@suse.de>
12613 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12614 beyond num_ssa_names.
12615 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12616 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12618 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12620 PR inline-asm/39543
12621 * fwprop.c (forward_propagate_asm): New function.
12622 (forward_propagate_and_simplify): Propagate also into __asm, if it
12623 doesn't increase the number of referenced registers.
12626 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12628 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12630 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12631 note_nonlocal_vla_type for nonlocal VLAs.
12632 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12633 contains_remapped_vars, remap_vla_decls): New functions.
12634 (convert_nonlocal_reference_stmt): If not optimizing, call
12635 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12636 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12637 if it wasn't found in var_map.
12638 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12639 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12640 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12642 * gimplify.c (nonlocal_vlas): New variable.
12643 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12645 (gimplify_body): Create and destroy nonlocal_vlas.
12647 * dwarf2out.c (loc_descr_plus_const): New function.
12648 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12649 mem_loc_descriptor, loc_descriptor_from_tree_1,
12650 descr_info_loc, gen_variable_die): Use it.
12652 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12653 !TREE_STATIC VAR_DECLs.
12654 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12655 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12656 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12657 DECL_BY_REFERENCE is valid.
12658 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12659 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12660 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12661 Copy DECL_BY_REFERENCE.
12662 (struct nesting_copy_body_data): New type.
12663 (nesting_copy_decl): New function.
12664 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12665 if they have variable length.
12667 2009-04-26 Michael Matz <matz@suse.de>
12669 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12670 mark new temporaries for renaming.
12672 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12675 * c-decl.c (global_bindings_p): Return negative value.
12676 (c_variable_size): New. Based on variable_size from
12678 (grokdeclarator): Call c_variable_size not variable_size.
12680 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12682 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12684 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12686 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12687 Redefine it to just use mingw/include.
12688 (ASM_SPEC): Rules for -m32 and -m64.
12689 (LINK_SPEC): Use Likewise.
12690 (SPEC_32): New define.
12691 (SPEC_64): Likewise.
12692 (SUB_LINK_SPEC): Likewise.
12693 (MULTILIB_DEFAULTS): New define.
12694 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12695 Add multilib options.
12696 (MULTILIB_DIRNAMES): Likewise.
12697 (MULTILIB_OSDIRNAMES): Likewise.
12698 (LIBGCC): Likewise.
12699 (INSTALL_LIBGCC): Likewise.
12701 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12704 * c-tree.h (enum c_inline_static_type): New.
12705 (record_inline_static): Declare.
12706 * c-decl.c (struct c_inline_static, c_inline_statics,
12707 record_inline_static, check_inline_statics): New.
12708 (pop_file_scope): Call check_inline_statics.
12709 (start_decl): Call record_inline_static instead of pedwarning
12710 directly for static in inline function.
12711 * c-typeck.c (build_external_ref): Call record_inline_static
12712 instead of pedwarning directly for static referenced in inline
12715 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12717 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12718 not new but only being rescanned.
12719 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12720 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12721 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12722 record_set_info, compute_set, grealloc): Remove.
12723 (recompute_all_luids): New function.
12724 (gcse_main): Don't compute sets, and don't do related memory
12725 allocations/free-ing. If something changed before the end of the
12726 pass, update LUIDs using recompute_all_luids.
12727 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12728 (free_gcse_mem): Don't free it either.
12729 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12730 Use the df insn LUIDs.
12731 (load_killed_in_block): Likewise.
12732 (compute_hash_table_work): Don't compute reg_set_in_block.
12733 (compute_transp): Use DF_REG_DEF_CHAINs.
12734 (local_cprop_pass): Don't use compute_sets and related functions.
12735 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12736 Use get_max_uid() instead of max_cuid.
12737 (insert_insn_end_basic_block, pre_insert_copy_insn,
12738 update_ld_motion_stores): Don't try to
12739 keep reg_set tables up to date.
12740 (pre_insert_copies): Use df insn LUIDs.
12741 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12742 (reg_set_info): Don't use extra bitmap argument.
12743 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12744 information to compute regs_set_in_block.
12745 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12746 (bypass_jumps): Don't use compute_sets and friends.
12748 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12751 * opts.c (undocumented_msg): Do not leave blank even with
12754 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12756 * c-decl.c (build_enumerator): Allow values folding to integer
12757 constants but not integer constant expressions with a pedwarn if
12760 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12763 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12764 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12765 type is an integer constant.
12767 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12770 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12773 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12776 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12777 with variably modified return type and no storage class
12778 specifiers, except for the case of nested functions. Distinguish
12779 extern declarations of functions with variably modified return
12780 types from those of objects with variably modified types.
12782 2009-04-25 Jan Hubicka <jh@suse.cz>
12784 * tree.c (list_equal_p): New function.
12785 * tree.h (list_equal_p): Declare.
12786 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12787 basic_block_def, basic_block, const_basic_block): New.
12788 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12789 (redirect_eh_edge): New function.
12790 (make_eh_edge_update_phi): EH edges are not abnormal.
12791 * except.c: Include tree-flow.h.
12792 (list_match): New function.
12793 (eh_region_replaceable_by_p): New function.
12794 (replace_region): New function.
12795 (hash_type_list): New function.
12796 (hash_eh_region): New function.
12797 (eh_regions_equal_p): New function.
12798 (merge_peers): New function.
12799 (remove_unreachable_regions): Verify EH tree when checking;
12801 (copy_eh_region_1): New function.
12802 (copy_eh_region): New function.
12803 (push_reachable_handler): New function.
12804 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12805 regions without label but with live RESX.
12806 * except.h (redirect_eh_edge_to_label): New.
12807 * tree-flow.h (redirect_eh_edge): New.
12808 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12809 basic_block_def, basic_block, const_basic_block): Remove.
12810 * Makefile.in (except.o): Add dependency on tree-flow.h
12811 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12812 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12815 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12818 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12819 on the destination of memcpy.
12821 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12823 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12824 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12825 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12827 2009-04-25 Jan Hubicka <jh@suse.cz>
12829 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12830 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12831 to be reached by different label than left.
12832 (update_eh_edges): Update comment; remove edge_to_remove if possible
12833 and return true if suceeded.
12834 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12835 (cleanup_eh): Compute sharing map.
12836 * except.c (remove_eh_handler_and_replace): Add argument if we should
12838 (remove_unreachable_regions): Update for label sharing.
12839 (label_to_region_map): Likewise.
12840 (get_next_region_sharing_label): New function.
12841 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12843 (remove_eh_handler): Update.
12844 (remove_eh_region_and_replace_by_outer_of): New function.
12845 * except.h (struct eh_region): Add next_region_sharing_label.
12846 (remove_eh_region_and_replace_by_outer_of,
12847 get_next_region_sharing_label): Declare.
12848 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12850 2009-04-25 Jan Hubicka <jh@suse.cz>
12852 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12853 insert code even if they are not critical.
12855 2009-04-25 Jan Hubicka <jh@suse.cz>
12857 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12858 (gimple_can_remove_branch_p): EH edges won't remove branch by
12860 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12861 updating of non-abnormal EH edges.
12862 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12863 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12864 (split_critical_edges): Split also edges where emitting code on them
12865 will lead to splitting later.
12867 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12868 H.J. Lu <hongjiu.lu@intel.com>
12871 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12872 the configured assembler supports fildq and fistpq mnemonics.
12873 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12874 * configure: Regenerated.
12875 * config.in: Ditto.
12877 * config/i386/i386.c (print_operand): Handle 'Z'.
12878 ['z']: Remove handling of special fild/fist suffixes.
12879 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12880 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12881 suffix of fild insn.
12882 (*floatsi<mode>2_vector_mixed): Ditto.
12883 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12884 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12885 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12886 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12887 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12889 2009-04-25 Ben Elliston <bje@au.ibm.com>
12891 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12892 the source of a set operation.
12894 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12896 * target.h (struct gcc_target): Add case_values_threshold field.
12897 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12898 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12899 * targhooks.c (default_case_values_threshold): New function.
12900 * targhooks.h (default_case_values_threshold): Declare function.
12901 * stmt.c (expand_case): Use case_values_threshold target hook.
12902 * expr.h (case_values_threshold): Remove declartation.
12903 * expr.c (case_values_threshold): Remove function.
12904 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12906 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12907 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12908 (avr_case_values_threshold): Declare as static.
12909 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12911 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12912 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12913 (mn10300_case_values_threshold): New function.
12915 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12917 * ira.c (setup_cover_and_important_classes): Add enum cast.
12919 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12921 * genpreds.c (write_enum_constraint_num): Output definition of
12922 CONSTRAINT_NUM_DEFINED_P macro.
12923 * ira.c (setup_cover_and_important_classes): Use
12924 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12926 2009-04-24 DJ Delorie <dj@redhat.com>
12928 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12929 __SH2A_SINGLE_ONLY__ also.
12931 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12933 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12934 (movdf_internal): Ditto.
12935 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12936 SFmode and DFmode constants.
12937 (ia64_print_operand): Add 'G' format for printing
12938 floating point constants.
12940 2009-04-24 Richard Guenther <rguenther@suse.de>
12942 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12943 from unsigned additions.
12945 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12947 * c-typeck.c (set_init_index): Allow array designators that are
12948 not integer constant expressions with a pedwarn if pedantic.
12950 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12952 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12953 zero if no overlap in nonzero bits between the operands.
12955 2009-04-24 Ian Lance Taylor <iant@google.com>
12957 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12958 (record_dead_and_set_regs): Likewise.
12959 * df.h (struct df_mw_hardreg): Change flags field to int.
12960 (struct df_base_ref): Likewise.
12961 (struct df): Change changeable_flags field to int.
12962 * df-scan.c (df_defs_record): Change clobber_flags to int.
12963 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12964 constants rather than #define macros.
12965 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12966 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12967 (enum dwarf_calling_convention): Likewise.
12968 (enum dwarf_line_number_x_ops): Likewise.
12969 (enum dwarf_call_frame_info): Likewise.
12970 (enum dwarf_source_language): Likewise.
12971 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12972 (add_calling_convention_attribute): Likewise.
12973 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12974 (combine_comparisons): Change compcode to int. Add cast to enum type.
12975 * genrecog.c (maybe_both_true_2): Change c to int.
12976 (write_switch): Likewise. Add cast to enum type.
12977 * gimplify.c (gimplify_omp_for): Handle return values from
12978 gimplify_expr using MIN rather than bitwise or.
12979 (gimplify_expr): Add cast to enum type.
12980 * ipa-prop.c (update_jump_functions_after_inlining): Change
12981 IPA_BOTTOM to IPA_JF_UNKNOWN.
12982 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12983 Add casts to enum type.
12984 (setup_cover_and_important_classes): Change cl to int. Add casts
12986 (setup_class_translate): Change cl and mode to int.
12987 (ira_init_once): Change mode to int.
12988 (free_register_move_costs): Likewise.
12989 (setup_prohibited_mode_move_regs): Add casts to enum type.
12990 * langhooks.c (add_builtin_function_common): Rework assertion that
12991 value fits bitfield.
12992 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12993 * omega.c (omega_do_elimination): Avoid math on enum types.
12994 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12995 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12996 int local to handle integral_argment value.
12997 * regmove.c (try_auto_increment): Change PUT_MODE to
12999 * reload.c (push_secondary_reload): Add casts to enum type.
13000 (secondary_reload_class, find_valid_class): Likewise.
13001 * reload1.c (emit_input_reload_insns): Likewise.
13002 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13003 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13004 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13006 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13007 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13009 (expand_complex_libcall): Add casts to enum type.
13010 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13011 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13012 with ERROR_MARK, not NUM_TREE_CODES.
13013 (vect_create_epilog_for_reduction): Likewise.
13014 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13015 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13016 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13018 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13019 vect_unused_in_loop. Change 0 to loop_vect.
13020 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13021 * var-tracking.c (get_init_value): Change return type to enum
13023 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13024 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13026 (arm_override_options): Add casts to enum type.
13027 (arm_emit_tls_decoration): Likewise.
13028 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13030 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13031 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13032 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13034 * config/s390/s390.c (code_for_builtin_64): Change to array of
13036 (code_for_builtin_31): Likewise.
13037 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13039 * config/sparc/sparc.c (sparc_override_options): Change value
13040 field in struct code_model to enum cmodel. In initializer change
13041 0 to NULL and add cast to enum type.
13043 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13044 Change all callers. Issue a -Wc++-compat warning using
13045 lhs_origtype if necessary.
13046 (convert_for_assignment): Issue -Wc++-compat warnings about
13047 invalid conversions to enum type on assignment.
13048 * c-common.h (build_modify_expr): Update declaration.
13050 2009-04-24 Nick Clifton <nickc@redhat.com>
13052 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13053 (function_arg_advance): Likewise.
13054 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13057 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13059 * config/s390/constraints.md ('I', 'J'): Fix condition.
13061 2009-04-24 Diego Novillo <dnovillo@google.com>
13063 * gengtype-parse.c (parse_error): Add newline after message.
13065 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13067 * config/i386/sse.md (avxmodesuffixs): Removed.
13068 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13069 (*avx_pinsr<ssevecsize>): This.
13071 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13073 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13074 follow chains of regs with a single definition, and allow expressions
13075 that are function_invariant_p.
13076 (simple_rhs_p): Allow expressions that are function_invariant_p.
13078 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13080 PR middle-end/39867
13081 * fold-const.c (fold_cond_expr_with_comparison): When folding
13082 > and >= to MAX, make sure the MAX uses the same type as the
13083 comparison's operands.
13085 2009-04-24 Nick Clifton <nickc@redhat.com>
13087 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13088 addressing for DImode accesses.
13089 (frv_print_operand_address): Handle PLUS case.
13090 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13092 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13094 PR rtl-optimization/39794
13095 * alias.c (canon_true_dependence): Add x_addr argument.
13096 * rtl.h (canon_true_dependence): Adjust prototype.
13097 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13098 * cselib.c (cselib_invalidate_mem): Likewise.
13099 * gcse.c (compute_transp): Likewise.
13100 * dse.c (scan_reads_nospill): Likewise.
13101 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13102 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13103 canon_base_addr of the group, plus optional offset.
13104 (struct group_info): Rename canon_base_mem to
13106 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13107 canon_rtx of base_mem.
13109 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13111 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13112 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13114 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13116 * config/spu/spu-builtins.h: Delete file.
13118 * config/spu/spu.h (enum spu_builtin_type): Move here from
13120 (struct spu_builtin_description): Likewise. Add GTY marker.
13121 Do not use enum spu_function_code or enum insn_code.
13122 (spu_builtins): Add extern declaration.
13124 * config/spu/spu.c: Do not include "spu-builtins.h".
13125 (enum spu_function_code, enum spu_builtin_type_index,
13126 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13127 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13128 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13129 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13130 (spu_builtin_types): Make static. Add GTY marker.
13131 (spu_builtins): Add extern declaration with GTY marker.
13132 Include "gt-spu.h".
13134 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13135 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13136 Check programmatically whether all parameters are scalar.
13138 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13140 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13142 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13143 assignment from the constructor either if the target is volatile.
13145 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13147 * config/arm/arm.md (insv): Do not share operands[0].
13149 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13151 * config/vxlib-tls.c (active_tls_threads): Delete.
13152 (delete_hook_installed): New.
13153 (tls_delete_hook): Don't delete the delete hook.
13154 (tls_destructor): Delete it here.
13155 (__gthread_set_specific): Adjust installing the delete hook.
13156 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13157 __gthread_leave_tsd_dtor_context.
13159 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13161 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13163 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13165 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13167 (alpha_rtx_costs): Ditto.
13168 (emit_unlikely_jump): Use add_reg_note.
13169 (emit_frame_store_1): Ditto.
13170 (alpha_expand_prologue): Ditto.
13171 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13172 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13174 2009-04-23 Nick Clifton <nickc@redhat.com>
13176 * config/v850/v850.md (epilogue): Remove suppressed code.
13177 (return): Rename to return_simple and remove test of frame size.
13178 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13179 to gen_return_simple.
13181 2009-04-22 Jing Yu <jingyu@google.com>
13184 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13186 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13189 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13190 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13191 value is a VECTOR_CST, the element type is the element type of the
13194 2009-04-22 DJ Delorie <dj@redhat.com>
13196 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13198 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13200 * alias.c (find_base_term): Move around LO_SUM case, so that
13201 CONST falls through into PLUS/MINUS handling.
13204 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13205 into 0, use omit_one_operand.
13207 2009-04-23 Ben Elliston <bje@au.ibm.com>
13209 * config/rs6000/linux-unwind.h (get_regs): Remove type
13210 puns. Change the type of `pc' to an array of unsigned ints and
13211 update all users. Constify frame24.
13213 2009-04-22 DJ Delorie <dj@redhat.com>
13215 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13216 declarations before code.
13217 (current_function_special_page_vector): Likewise.
13218 (m32c_expand_insv): Silence a warning.
13220 2009-04-21 Taras Glek <tglek@mozilla.com>
13222 * alias.c: Update GTY annotations to new syntax.
13223 * basic-block.h: Likewise.
13224 * bitmap.h: Likewise.
13225 * c-common.h: Likewise.
13226 * c-decl.c: Likewise.
13227 * c-parser.c: Likewise.
13228 * c-pragma.c: Likewise.
13229 * c-tree.h: Likewise.
13230 * cfgloop.h: Likewise.
13231 * cgraph.h: Likewise.
13232 * config/alpha/alpha.c: Likewise.
13233 * config/arm/arm.h: Likewise.
13234 * config/avr/avr.h: Likewise.
13235 * config/bfin/bfin.c: Likewise.
13236 * config/cris/cris.c: Likewise.
13237 * config/darwin.c: Likewise.
13238 * config/frv/frv.c: Likewise.
13239 * config/i386/i386.c: Likewise.
13240 * config/i386/i386.h: Likewise.
13241 * config/i386/winnt.c: Likewise.
13242 * config/ia64/ia64.h: Likewise.
13243 * config/iq2000/iq2000.c: Likewise.
13244 * config/mips/mips.c: Likewise.
13245 * config/mmix/mmix.h: Likewise.
13246 * config/pa/pa.c: Likewise.
13247 * config/pa/pa.h: Likewise.
13248 * config/rs6000/rs6000.c: Likewise.
13249 * config/s390/s390.c: Likewise.
13250 * config/sparc/sparc.c: Likewise.
13251 * config/xtensa/xtensa.c: Likewise.
13252 * cselib.h: Likewise.
13253 * dbxout.c: Likewise.
13254 * dwarf2out.c: Likewise.
13255 * except.c: Likewise.
13256 * except.h: Likewise.
13257 * fixed-value.h: Likewise.
13258 * function.c: Likewise.
13259 * function.h: Likewise.
13260 * gimple.h: Likewise.
13261 * integrate.c: Likewise.
13262 * optabs.c: Likewise.
13263 * output.h: Likewise.
13264 * real.h: Likewise.
13266 * stringpool.c: Likewise.
13267 * tree-data-ref.c: Likewise.
13268 * tree-flow.h: Likewise.
13269 * tree-scalar-evolution.c: Likewise.
13270 * tree-ssa-address.c: Likewise.
13271 * tree-ssa-alias.h: Likewise.
13272 * tree-ssa-operands.h: Likewise.
13273 * tree.c: Likewise.
13274 * tree.h: Likewise.
13275 * varasm.c: Likewise.
13276 * varray.h: Likewise.
13278 * coretypes.h: Do not define GTY macro if it is already defined.
13279 * doc/gty.texi: Update GTY documentation to new syntax.
13280 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13281 annotations on structs.
13282 * gengtype-parse.c: Likewise.
13284 2009-04-22 Mark Heffernan <meheff@google.com>
13286 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13288 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13290 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13293 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13295 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13296 the same as a PLUS without a shift. Increase the cost of a
13299 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13301 * Makefile.in: Update dependencies.
13302 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13303 * errors.h: Remove bogus comment about compatibility.
13304 (warning): Update declaration.
13305 * genautomata.c: Update all calls to warning.
13306 * gimple.c: Do not include errors.h. Include toplev.h.
13307 * tree-ssa-structalias.c: Do not include errors.h.
13308 * omega.c: Likewise.
13309 * tree-ssa-reassoc.c: Likewise.
13310 * config/spu/spu-c.c: Likewise.
13311 * config/spu/t-spu-elf: Update dependencies.
13313 2009-04-22 Richard Guenther <rguenther@suse.de>
13315 PR tree-optimization/39824
13316 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13317 make sure the types are compatible.
13319 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13322 * c-common.c (c_parse_error): Take a token_flags parameter.
13323 Use token_type for the token type instead.
13324 Pass token_flags to cpp_type2name.
13325 * c-common.h (c_parse_error): Update declaration.
13326 * c-parser.c (c_parser_error): Pass 0 as token flags.
13328 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13330 PR rtl-optimization/39580
13331 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13333 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13335 * function.c (expand_function_end): Do not emit a jump to the "naked"
13336 return label for fall-through returns.
13337 * except.c (sjlj_emit_function_exit): Always place the call to the
13338 unregister function at the location installed by expand_function_end.
13340 2009-04-22 Richard Guenther <rguenther@suse.de>
13342 PR tree-optimization/39845
13343 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13344 (gen_inbound_check): Likewise.
13346 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13348 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13350 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13351 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13353 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13355 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13356 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13357 shift counts to avoid out-of-bounds array accesses.
13359 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13361 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13362 (Pmode): Move above.
13364 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13366 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13367 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13368 GET_CODE macro. Use IN_RANGE macro where appropriate.
13369 * config/alpha/alpha.h: Ditto.
13370 * config/alpha/alpha.md: Ditto.
13371 * config/alpha/constraints.md: Ditto.
13372 * config/alpha/predicates.md: Ditto.
13374 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13376 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13377 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13378 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13379 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13380 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13381 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13382 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13383 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13384 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13385 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13386 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13387 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13388 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13389 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13390 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13391 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13392 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13393 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13394 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13395 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13396 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13397 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13398 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13399 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13400 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13401 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13402 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13404 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13406 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13407 references from comments.
13408 * cfgbuild.c: (count_basic_blocks): Delete.
13409 (find_basic_blocks_1): Delete.
13410 (find_basic_blocks): Delete.
13411 * except.c (finish_eh_generation): Make static. Move comment from
13412 except.h here. Remove find_basic_blocks references from comments.
13413 * except.h (finish_eh_generation): Delete.
13414 * basic-block.h (find_basic_blocks): Delete.
13415 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13417 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13419 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13420 (sdbout_parms): Likewise.
13422 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13424 * config/sh/sh.c (prepare_cbranch_operands): Use
13425 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13426 (expand_cbranchdi4): Likewise.
13427 (from_compare): Add cast to enum type.
13428 (expand_cbranchsi4): Use add_reg_note.
13429 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13430 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13431 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13432 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13433 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13434 instead of CODE_FOR_nothing.
13435 (cbranchdi4): Likewise. Fix the order of arguments for
13437 (push_fpscr): Use add_reg_note.
13438 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13439 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13441 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13443 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13444 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13445 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13446 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13447 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13448 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13449 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13450 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13451 config/alpha/x-vms, config/arc/t-arc,
13452 config/arm/README-interworking, config/arm/arm-c.c,
13453 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13454 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13455 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13456 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13457 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13458 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13459 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13460 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13461 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13462 config/cris/t-elfmulti, config/crx/t-crx,
13463 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13464 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13465 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13466 config/h8300/t-h8300, config/i386/athlon.md,
13467 config/i386/darwin-libgcc.10.4.ver,
13468 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13469 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13470 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13471 config/i386/t-linux64, config/i386/t-nwld,
13472 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13473 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13474 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13475 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13476 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13477 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13478 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13479 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13480 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13481 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13482 config/m68k/t-uclinux, config/mcore/t-mcore,
13483 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13484 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13485 config/mips/crtn.asm, config/mips/irix-crti.asm,
13486 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13487 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13488 config/mips/mips-fixed.md, config/mips/sb1.md,
13489 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13490 config/mips/t-iris6, config/mips/t-isa3264,
13491 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13492 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13493 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13494 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13495 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13496 config/mn10300/t-linux, config/mn10300/t-mn10300,
13497 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13498 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13499 config/picochip/libgccExtras/clzsi2.asm,
13500 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13501 config/rs6000/darwin-libgcc.10.4.ver,
13502 config/rs6000/darwin-libgcc.10.5.ver,
13503 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13504 config/rs6000/t-aix43, config/rs6000/t-aix52,
13505 config/rs6000/t-darwin, config/rs6000/t-fprules,
13506 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13507 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13508 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13509 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13510 config/rs6000/t-rtems, config/rs6000/t-spe,
13511 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13512 config/score/t-score-elf, config/sh/divcost-analysis,
13513 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13514 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13515 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13516 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13517 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13518 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13519 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13520 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13521 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13522 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13523 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13524 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13525 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13526 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13527 * config/h8300/genmova.sh: Include copyright and license notices
13528 in generated output.
13529 * config/h8300/mova.md: Regenerate.
13530 * doc/install.texi2html: Include word "Copyright" in copyright
13531 notice and use name "Free Software Foundation, Inc.".
13532 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13533 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13534 ChangeLog-2007, ChangeLog-2008: Correct dates.
13536 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13538 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13539 NE_EXPR operations as well.
13540 * c-parser.c (c_parser_condition): Do not set location information on
13542 (c_parser_conditional_expression): Likewise.
13543 (c_parser_binary_expression): Set location information on operators.
13544 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13545 TRUTH_NOT_EXPR has been folded.
13546 * fold-const.c (fold_truth_not_expr): Copy location information from
13547 the incoming expression to the outgoing one.
13548 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13549 recursive calls on the LHS of the operator but pass that of the
13550 operator to recursive calls on the RHS of the operator. Set it
13552 (shortcut_cond_expr): Set the locus of the operator on the second
13553 COND_EXPR and that of the expression on the first in degenerate cases.
13554 Pass the locus of the expression to calls to shortcut_cond_r.
13555 Set the locus of the 'then' block on the associated jump, if any.
13556 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13557 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13558 expression to call to gimplify_boolean_expr.
13560 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13562 * config.gcc: Add additional configuration for
13563 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13564 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13565 (CPP_SPEC): Redefine for allowing -municode option.
13566 (STARTFILE_SPEC): Likewise.
13567 * config/i386/t-mingw-w64: New.
13568 * config/i386/mingw-w64.opt: New.
13569 (municode): Add new target option.
13570 * doc/invoke.texi (municode): Add documentation for new option.
13572 2009-04-21 Ian Lance Taylor <iant@google.com>
13574 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13575 Correct test for number of arguments.
13576 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13578 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13580 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13581 argument of emit_library_call.
13583 2009-04-21 Richard Guenther <rguenther@suse.de>
13585 PR middle-end/39829
13586 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13587 inside VIEW_CONVERT_EXPRs.
13589 2009-04-21 Martin Jambor <mjambor@suse.cz>
13591 * tree-switch-conversion.c (build_constructors): Split a long line.
13592 (constructor_contains_same_values_p): New function.
13593 (build_one_array): Create assigns of constants if possible, do not
13594 call mark_sym_for_renaming, call update_stmt.
13595 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13596 make_rename_temp. Do not call mark_symbols_for_renaming, call
13598 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13599 find_new_referenced_vars, call update_stmt.
13600 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13601 instead of calling make_rename_temp. Do not call
13602 find_new_referenced_vars or mark_symbols_for_renaming, call
13605 2009-04-21 Richard Guenther <rguenther@suse.de>
13607 PR tree-optimization/39827
13608 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13609 (tree_ssa_phiprop): Pass the correct array size.
13611 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13613 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13615 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13618 * c-typeck.c (lvalue_p): Move declaration ...
13619 * c-common.h (lvalue_p): ... to here.
13620 * c-common.c (candidate_equal_p): New.
13621 (add_tlist): Use it.
13622 (merge_tlist): Use it.
13623 (warn_for_collisions_1): Likewise.
13624 (warning_candidate_p): Accept more candidates.
13625 (verify_tree): A warning candidate can be an expression. Use
13628 2009-04-21 Ben Elliston <bje@au.ibm.com>
13631 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13632 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13633 options. Remove -mcall-solaris documentation.
13635 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13638 * doc/invoke.texi (-Wlong-long): Update description.
13639 * c-lex (interpret_integer): Only warn if there was no previous
13640 overflow and -Wlong-long is enabled.
13641 * c-decl.c (declspecs_add_type): Drop redundant flags.
13642 * c.opt (Wlong-long): Init to -1.
13643 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13644 and front-end warn_long_long. Wlong-long only depends on other
13645 flags if it is uninitialized.
13646 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13647 the same for CPP and FE.
13648 (restore_extension_diagnostics): Likewise.
13650 2009-04-20 Ian Lance Taylor <iant@google.com>
13652 Fix enum conversions which are invalid in C++:
13653 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13654 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13655 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13656 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13657 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13658 (dbxout_parms): Likewise.
13659 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13660 (df_clear_flags): Likewise.
13661 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13662 top_flag parameter to int.
13663 (df_chain_create_bb_process_use): Likewise.
13664 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13666 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13667 (df_ref_create_structure, df_def_record_1): Likewise.
13668 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13669 (df_notes_rescan): Change 0 to VOIDmode in function call.
13670 (df_get_call_refs, df_insn_refs_collect): Likewise.
13671 (df_bb_regs_collect): Likewise.
13672 (df_entry_block_defs_collect): Likewise.
13673 (df_exit_block_uses_collect): Likewise.
13674 * df.h: Update declarations.
13675 * double-int.c (double_int_divmod): Add cast to enum type.
13676 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13677 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13678 (based_loc_descr): Likewise.
13679 (loc_descriptor_from_tree_1): Change first_op and second_op to
13680 enum dwarf_location_atom. Add cast to enum type.
13681 * expmed.c (init_expmed): Change 0 to SET in function call.
13682 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13683 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13684 (do_store_flag): Likewise.
13685 * fixed-value.h (struct fixed_value): Change mode to enum
13687 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13688 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13690 (insert_insn_decl, insert_decl, insert_state): Likewise.
13691 (automata_list_finish): Likewise.
13692 * genrecog.c (process_define_predicate): Add cast to enum type.
13693 * gensupport.c (init_predicate_table): Add cast to enum type.
13694 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13696 (gimple_build_call_1, gimple_build_label): Likewise.
13697 (gimple_build_goto, gimple_build_asm_1): Likewise.
13698 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13699 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13700 (enum fallback): Rename from enum fallback_t.
13701 (fallback_t): Typedef as int.
13702 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13703 GSI_SAME_STMT in function call.
13704 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13706 (setup_reg_class_relations): Likewise.
13707 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13708 (setup_prohibited_class_mode_regs): Add cast to enum type.
13709 (setup_prohibited_mode_move_regs): Likewise.
13710 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13711 (record_address_regs): Change i to enum reg_class.
13712 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13713 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13714 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13715 (GET_MODE_2XWIDER_MODE): Likewise.
13716 (GET_CLASS_NARROWEST_MODE): Likewise.
13717 * omp-low.c (expand_omp_for): Add cast to enum type.
13718 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13719 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13720 * postreload.c (reload_cse_simplify_operands): Change rclass local
13722 * predict.c (combine_predictions_for_insn): Change best_predictor
13723 and predictor to enum br_predictor.
13724 (combine_predictions_for_bb): Likewise.
13725 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13726 use SET_PREDICT_EXPR_OUTCOME.
13727 * real.c (real_arithmetic): Change icode to code in function call.
13728 * reginfo.c (init_move_cost): Add casts to enum type.
13729 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13730 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13732 * reload.c (find_valid_class): Add casts to enum type.
13733 (push_reload): Change 0 to NO_REGS in function call.
13734 (find_reloads): Change this_alternative to array of enum
13735 reg_class. Remove some now-unnecessary casts.
13736 (make_memloc): Change 0 to VOIDmode in function call.
13737 * reload1.c (reload): Change 0 to VOIDmode in function call.
13738 (eliminate_regs_1, elimination_effects): Likewise.
13739 (eliminate_regs_in_insn): Likewise.
13740 (emit_input_reload_insns): Add cast to enum type.
13741 (delete_output_reload): Change 0 to VOIDmode in function call.
13742 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13743 to enum type in function call.
13744 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13745 (SET_PREDICT_EXPR_OUTCOME): Define.
13746 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13747 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13748 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13749 (dump_function): Likewise.
13750 * tree-dump.h: Update declarations.
13751 * tree-pass.h: Update declarations.
13752 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13753 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13755 (arm_rtx_costs_1): Correct parenthesization.
13756 (arm_rtx_costs): Add casts to enum type.
13757 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13758 (vfp_emit_fstmd): Use add_rg_note.
13759 (emit_multi_reg_push, emit_sfm): Likewise.
13760 (thumb_set_frame_pointer): Likewise.
13761 (arm_expand_prologue): Likewise.
13762 (arm_regno_class): Change return type to enum reg_class.
13763 (thumb1_expand_prologue): Use add_reg_note.
13764 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13765 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13767 * config/arm/gentune.sh: Add cast to enum type.
13768 * config/arm/arm-tune.md: Rebuild.
13769 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13770 (ix86_split_fp_branch, predict_jump): Likewise.
13771 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13772 insn_code to enum rtx_code.
13773 (ix86_builtin_vectorized_function): Add cast to enum type.
13774 * config/i386/i386.md (truncdfsf2): Change slot to enum
13776 (truncxf<mode>2, isinf<mode>2): Likewise.
13777 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13779 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13780 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13781 (insert_bundle_state): Change 1 to INSERT in function call.
13782 (ia64_add_bundle_selector_before): Likewise.
13783 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13784 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13785 (restore_stack_nonlocal): Likewise.
13786 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13788 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13790 (mips_rtx_costs): Likewise.
13791 (mips_override_options): Add casts to enum type.
13792 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13794 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13795 (store_reg, set_reg_plus_d): Likewise.
13796 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13797 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13799 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13801 (emit_unlikely_jump): Use add_reg_note.
13802 (rs6000_emit_allocate_stack): Likewise.
13803 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13804 (output_toc): Change 1 to INSERT in function call.
13805 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13806 (rs6000_initialize_trampoline): Likewise.
13807 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13809 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13810 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13811 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13812 (save_gprs): Use add_reg_note.
13813 (s390_emit_prologue): Likewise.
13814 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13815 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13816 (sparc_fold_builtin): Add cast to enum type.
13817 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13819 (spu_expand_prologue): Use add_reg_note.
13820 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13822 2009-04-20 Ian Lance Taylor <iant@google.com>
13824 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13825 (c_parser_postfix_expression_after_primary): Get VEC for list of
13826 arguments. Get original types of arguments. Call
13827 build_function_call_vec.
13828 (cached_expr_list_1, cached_expr_list_2): New static variables.
13829 (c_parser_expr_list): Change return type to VEC *. Add
13830 p_orig_types parameter. Change all callers.
13831 (c_parser_release_expr): New static function.
13832 (c_parser_vec_to_tree_list): New static function.
13833 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13834 call build_function_call_vec.
13835 (build_function_call_vec): New function, based on old
13836 build_function_call.
13837 (convert_arguments): Remove nargs and argarray parameters. Change
13838 values to a VEC. Add origtypes parameter.
13839 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13840 (convert_for_assignment): Add origtype parameter. Change all
13841 callers. If warn_cxx_compat, check for conversion to an enum
13842 type when calling a function.
13843 (store_init_value): Add origtype parameter. Change all callers.
13844 (digest_init): Likewise.
13845 (struct init_node): Add origtype field.
13846 (add_pending_init): Add origtype parameter. Change all callers.
13847 (output_init_element): Likewise.
13848 (output_pending_init_elements): Pass origtype from init_node to
13849 output_init_element.
13850 (process_init_element): Pass origtype from c_expr to
13851 output_init_element.
13852 (c_finish_return): Add origtype parameter. Change all callers.
13853 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13855 (sync_resolve_params): Likewise.
13856 (sync_resolve_return): Change params to first_param. Change caller.
13857 (resolve_overloaded_builtins): Change params to VEC *. Change
13858 callers. Save first parameter around call to build_function_call_vec.
13859 * c-decl.c (finish_decl): Add origtype parameter. Change all
13860 callers. Call build_function_call_vec rather than
13861 build_function_call for cleanup.
13862 * c-tree.h: Update declarations.
13863 * c-common.h: Update declarations.
13864 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13865 params to first_param.
13866 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13867 params parameter from tree to void *.
13868 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13869 Change arglist parameter to have type void *, and to be a pointer
13871 * config/rs6000/rs6000-protos.h
13872 (altivec_resolve_overloaded_builtin): Update declaration.
13873 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13874 fnargs parameter to have type void *, and to be a pointer to a
13875 VEC. Call build_function_call_vec instead of
13876 build_function_call.
13877 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13879 2009-04-20 Joey Ye <joey.ye@intel.com>
13880 Xuepeng Guo <xuepeng.guo@intel.com>
13881 H.J. Lu <hongjiu.lu@intel.com>
13883 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13885 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13886 (IX86_LEA_PRIORITY): Likewise.
13887 (distance_non_agu_define): New function.
13888 (distance_agu_use): Likewise.
13889 (ix86_lea_for_add_ok): Likewise.
13890 (ix86_dep_by_shift_count): Likewise.
13892 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13893 should split for LEA.
13895 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13897 (ix86_dep_by_shift_count): Likewise.
13899 2009-04-20 Richard Guenther <rguenther@suse.de>
13901 * expr.c (handled_component_p): Move ...
13902 * tree.h (handled_component_p): ... here.
13903 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13904 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13905 and REALPART_EXPR to be in one group.
13907 2009-04-20 Richard Guenther <rguenther@suse.de>
13909 * basic-block.h (get_all_dominated_blocks): Declare.
13910 * dominance.c (get_all_dominated_blocks): New function.
13911 * tree-cfg.c (get_all_dominated_blocks): Remove.
13912 (remove_edge_and_dominated_blocks): Adjust.
13913 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13914 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13915 instead of recursing.
13917 2009-04-20 Doug Kwan <dougkwan@google.com>
13919 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13920 (struct cgraph_node_set_def): New type.
13921 (cgraph_node_set) New type. Also declare vector functions.
13922 (struct cgraph_node_set_element_def): New type.
13923 (cgraph_node_set_element): Ditto.
13924 (cgraph_node_set_iterator): New iterator type.
13925 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13926 cgraph_node_set_remove, dump_cgraph_node_set,
13927 debug_cgraph_node_set): New prototypes.
13928 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13929 cgraph_node_set_size): New inlines.
13930 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13931 including cgraph.h.
13932 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13933 argument to function 'write_summary'.
13934 * ipa.c: Include ggc.h.
13935 (hash_cgraph_node_set_element,
13936 eq_cgraph_node_set_element, cgraph_node_set_new,
13937 cgraph_node_set_add, cgraph_node_set_remove,
13938 cgraph_node_set_find, dump_cgraph_node_set,
13939 debug_cgraph_node_set): New functions.
13940 * Makefile.in (ipa.o): Add dependency on GGC_H.
13942 2009-04-20 Ira Rosen <irar@il.ibm.com>
13944 PR tree-optimization/39675
13945 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13946 check of the return code of vect_schedule_slp. Check that
13947 stmt_vec_info still exists for the statement, before checking its
13948 vectorization type.
13950 2009-04-20 Michael Matz <matz@suse.de>
13952 * Makefile.in (generated_files): Take out $(simple_generated_c).
13954 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13956 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13957 (UINTPTR_TYPE): Likewise.
13959 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13962 * c-typeck.c (digest_init): Check for initializing an array with a
13965 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13968 * c-semantics.c (pop_stmt_list): Propagate
13969 STATEMENT_LIST_HAS_LABEL to parent statement list.
13971 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13973 * config/mips/mips.h (mips_tune_attr): New macro.
13974 * config/mips/mips.md (cpu): Use it.
13976 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13979 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13982 2009-04-19 Diego Novillo <dnovillo@google.com>
13984 * toplev.c (compile_file): Move call to coverage_finish ...
13985 * cgraphunit.c (ipa_passes): ... here.
13986 Call cgraph_process_new_functions.
13987 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13988 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13990 2009-04-19 Jan Hubicka <jh@suse.cz>
13992 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13994 (dump_cgraph_node): Dump can throw external flag.
13995 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13997 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14001 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14002 * common.opt (Wlogical-op): Move from here...
14003 * c.opt (Wlogical-op): ... to here.
14004 * c-typeck.c (parser_build_binary_op): Update call to
14005 warn_logical_operator.
14006 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14008 * c-common.c (warn_logical_op): Update.
14009 * c-common.h (warn_logical_op): Update declaration.
14011 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14013 * tree.c (protected_set_expr_location): Fix formatting.
14015 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14018 * c-typeck.c (readonly_warning): new.
14019 (build_unary_op, build_modify_expr): Use readonly_warning for
14020 storing into something readonly but not const-qualified.
14022 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14025 * c-typeck.c (build_unary_op): Check for taking address of
14026 expression of type void.
14028 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14031 * c-typeck.c (build_function_call): Check for calling a function
14032 with qualified void return types. Call require_complete_type when
14035 2009-04-18 Jan Hubicka <jh@suse.cz>
14037 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14039 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14040 can_throw_external flag.
14041 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14042 * ipa-pure-const.c (ignore_edge): New function.
14043 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14044 only over can_throw_external edges.
14045 (local_pure_const): Add nothrow flag.
14046 * ipa-utils.c (searchc): Add ignore_edge callback.
14047 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14048 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14049 (set_nothrow_function_flags): Update cgraph.
14050 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14052 2009-04-18 Richard Guenther <rguenther@suse.de>
14054 PR middle-end/39804
14055 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14056 (fold_stmt): ... this and ...
14057 (fold_stmt_inplace): ... this.
14058 (fold_stmt_1): Fold references in calls and asms.
14059 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14061 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14063 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14064 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14066 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14068 * tree.c (function_args_count): Remove.
14069 * tree.h: Remove the prototype for function_args_count.
14071 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14073 * tree-iterator.c (expr_only): Remove.
14074 * tree.h: Remove the prototype for expr_only.
14076 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14078 * reginfo.c (cannot_change_mode_set_regs): Remove.
14079 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14081 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14083 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14084 whether operands 0 and 1 overlaps.
14086 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14088 PR middle-end/36902
14089 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14090 pointer. Use warning_at instead of warning.
14091 (search_for_addr_array): Likewise.
14092 (check_array_bounds): Likewise.
14093 (check_all_array_refs): Check that the incoming edge is not in the
14094 list of edges to be removed.
14095 (check_all_array_refs): Avoid the temporal pointer.
14096 (vrp_visit_cond_stmt): Fix typo.
14097 (simplify_switch_using_ranges): Handle the case where the switch
14098 index is an integer constant.
14100 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14102 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14104 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14106 * doc/extend.texi, doc/invoke.texi: Fix typos.
14108 2009-04-17 Cary Coutant <ccoutant@google.com>
14110 * tree-flow-inline.h (get_lineno): Fix inverted test.
14112 2009-04-17 Diego Novillo <dnovillo@google.com>
14114 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14115 assertion for AVAIL_OUT.
14117 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14120 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14121 * config/sh/linux-atomic.asm: Likewise.
14123 2009-04-17 Diego Novillo <dnovillo@google.com>
14125 * except.c (debug_eh_tree): New.
14126 (struct eh_region, struct eh_status): Move ...
14127 * except.h: ... here.
14128 (add_type_for_runtime): Declare extern.
14129 (lookup_type_for_runtime): Likewise.
14130 (debug_eh_tree): Declare.
14131 * Makefile.in (GTFILES): List except.h before except.c
14133 2009-04-17 Diego Novillo <dnovillo@google.com>
14135 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14136 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14137 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14138 (find_vars_r): ... here.
14139 * tree-flow.h (find_referenced_vars_in): Declare.
14140 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14141 that AVAIL_OUT exists for BLOCK.
14142 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14143 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14144 (tree-parloops.o): Likewise.
14146 2009-04-17 Simon Baldwin <simonb@google.com>
14148 * toplev.c (default_tree_printer): Add handling for %E format.
14150 2009-04-17 Diego Novillo <dnovillo@google.com>
14152 * tree-pretty-print.c (dump_generic_node): Add break after
14153 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14154 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14155 FUNCTION_TYPE together. Call print_struct_decl when printing
14156 structures and TDF_SLIM is not given.
14157 (print_struct_decl): Fix logic for detecting recursion.
14159 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14162 * gcc.c (create_at_file): New.
14163 (compile_input_file_p): New.
14164 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14165 * main.c (main): Update call to toplev_main.
14166 * toplev.c (toplev_main): Change signature. Call expandargv.
14167 * toplev.h (toplev_main): Change signature.
14169 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14171 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14172 if the latter is not constant.
14174 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14176 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14178 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14180 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14181 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14183 2009-04-17 Richard Guenther <rguenther@suse.de>
14185 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14186 Handle component references view-converting an invariant address.
14188 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14190 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14191 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14192 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14193 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14194 Use @deftypevr rather than @deftypevar.
14196 2009-04-17 Richard Guenther <rguenther@suse.de>
14198 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14199 (get_prop_source_stmt): Likewise.
14200 (can_propagate_from): Likewise.
14202 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14204 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14205 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14206 (--with-multilib-list): Add default value.
14207 * configure: Regenerate.
14208 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14209 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14210 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14211 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14212 Don't add default cpu to multilib list unnecessarily, but do enable
14213 the relevant compiler option..
14214 Add support for --with-multilib-list=<blank> and
14215 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14216 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14217 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14218 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14219 TM_MULTILIB_CONFIG.
14220 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14221 (MULTILIB_OSDIRNAMES): New variable.
14222 * config/sh/t-1e: Delete file.
14223 * config/sh/t-mlib-sh1: Delete file.
14224 * config/sh/t-mlib-sh2: Delete file.
14225 * config/sh/t-mlib-sh2a: Delete file.
14226 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14227 * config/sh/t-mlib-sh2a-single: Delete file.
14228 * config/sh/t-mlib-sh2a-single-only: Delete file.
14229 * config/sh/t-mlib-sh2e: Delete file.
14230 * config/sh/t-mlib-sh3e: Delete file.
14231 * config/sh/t-mlib-sh4: Delete file.
14232 * config/sh/t-mlib-sh4-nofpu: Delete file.
14233 * config/sh/t-mlib-sh4-single: Delete file.
14234 * config/sh/t-mlib-sh4-single-only: Delete file.
14235 * config/sh/t-mlib-sh4a: Delete file.
14236 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14237 * config/sh/t-mlib-sh4a-single: Delete file.
14238 * config/sh/t-mlib-sh4a-single-only: Delete file.
14239 * config/sh/t-mlib-sh4al: Delete file.
14240 * config/sh/t-mlib-sh5-32media: Delete file.
14241 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14242 * config/sh/t-mlib-sh5-64media: Delete file.
14243 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14244 * config/sh/t-mlib-sh5-compact: Delete file.
14245 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14246 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14247 * doc/install.texi (Options specification): Add
14248 --with-multilib-list and --with-endian.
14250 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14252 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14254 (OBJS-common): Add plugin-version.o.
14255 (plugin-version.o): New.
14256 * gcc-plugin.h (plugin_gcc_version): New.
14257 (plugin_default_version_check): New.
14258 (plugin_init_func, plugin_init): Add version argument.
14259 * plugin-version.c: New.
14260 * plugin.c (str_plugin_gcc_version_name): New.
14261 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14262 pass it to the init function.
14263 (plugin_default_version_check): New.
14265 2009-04-17 Richard Guenther <rguenther@suse.de>
14267 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14268 for decl-vs-decl disambiguation.
14270 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14272 * config/s390/s390.h (s390_tune_attr): New macro definition.
14273 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14275 2009-04-17 Richard Guenther <rguenther@suse.de>
14277 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14278 (fold_stmt_r): Likewise.
14279 (maybe_fold_reference): New function.
14280 (fold_gimple_assign): Handle cases fold_stmt_r did.
14281 (fold_stmt): Do not use fold_stmt_r.
14282 (fold_stmt_inplace): Likewise.
14284 2009-04-17 Richard Guenther <rguenther@suse.de>
14286 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14287 (record_equivalences_from_stmt): Remove useless checks and
14289 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14290 the type is already suitable.
14292 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14294 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14296 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14298 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14299 (CMPtype): Define as __gcc_CMPtype.
14301 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14303 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14304 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14306 2009-04-17 Richard Guenther <rguenther@suse.de>
14308 PR tree-optimization/39746
14309 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14310 special-casing for builtins and static variable use/def.
14311 (call_may_clobber_ref_p_1): Likewise.
14313 2009-04-16 Ian Lance Taylor <iant@google.com>
14315 * df.h: Include "timevar.h".
14316 (struct df_problem): Change tv_id field to timevar_id_t.
14317 * tree-pass.h: Include "timevar.h".
14318 (struct opt_pass): Change tv_id field to timevar_id_t.
14319 * timevar.h (timevar_id_t): Define TV_NONE.
14320 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14321 TV_NONE rather than tv_id != 0.
14322 (execute_one_pass): Likewise.
14323 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14324 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14325 dependencies to $(TREE_PASS_H).
14326 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14328 (pass_branch_target_load_optimize2): Likewise.
14329 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14330 (pass_outof_cfg_layout_mode): Likewise.
14331 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14332 (pass_rebuild_cgraph_edges): Likewise.
14333 (pass_remove_cgraph_callee_edges): Likewise.
14334 * df-core.c (pass_df_initialize_opt): Likewise.
14335 (pass_df_initialize_no_opt): Likewise.
14336 (pass_df_finish): Likewise.
14337 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14338 * except.c (pass_set_nothrow_function_flags): Likewise.
14339 (pass_convert_to_eh_region_ranges): Likewise.
14340 * final.c (pass_compute_alignments): Likewise.
14341 * function.c (pass_instantiate_virtual_regs): Likewise.
14342 (pass_init_function): Likewise.
14343 (pass_leaf_regs): Likewise.
14344 (pass_match_asm_constraints): Likewise.
14345 * gimple-low.c (pass_lower_cf): Likewise.
14346 (pass_mark_used_blocks): Likewise.
14347 * init-regs.c (pass_initialize_regs): Likewise.
14348 * integrate.c (pass_initial_value_sets): Likewise.
14349 * ira.c (pass_ira): Likewise.
14350 * jump.c (pass_cleanup_barriers): Likewise.
14351 * omp-low.c (pass_expand_omp): Likewise.
14352 (pass_lower_omp): Likewise.
14353 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14354 * recog.c (pass_split_all_insns): Likewise.
14355 (pass_split_after_reload): Likewise.
14356 (pass_split_before_regstack): Likewise.
14357 (pass_split_before_sched2): Likewise.
14358 (pass_split_for_shorten_branches): Likewise.
14359 * reginfo.c (pass_reginfo_init): Likewise.
14360 (pass_subregs_of_mode_init): Likewise.
14361 (pass_subregs_of_mode_finish): Likewise.
14362 * passes.c (pass_postreload): Likewise.
14363 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14364 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14365 (pass_warn_function_return): Likewise.
14366 (pass_warn_function_noreturn): Likewise.
14367 * tree-complex.c (pass_lower_complex): Likewise.
14368 (pass_lower_complex_O0): Likewise.
14369 * tree-if-conv.c (pass_if_conversion): Likewise.
14370 * tree-into-ssa.c (pass_build_ssa): Likewise.
14371 * tree-mudflap.c (pass_mudflap_1): Likewise.
14372 (pass_mudflap_2): Likewise.
14373 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14374 (pass_mudflap_2): Likewise.
14375 * tree-nrv.c (pass_return_slot): Likewise.
14376 * tree-object-size.c (pass_object_sizes): Likewise.
14377 * tree-optimize.c (pass_all_optimizations): Likewise.
14378 (pass_early_local_passes): Likewise.
14379 (pass_all_early_optimizations): Likewise.
14380 (pass_cleanup_cfg): Likewise.
14381 (pass_cleanup_cfg_post_optimizing): Likewise.
14382 (pass_free_datastructures): Likewise.
14383 (pass_free_cfg_annotations): Likewise.
14384 (pass_fixup_cfg): Likewise.
14385 (pass_init_datastructures): Likewise.
14386 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14387 (pass_late_warn_uninitialized): Likewise.
14388 (pass_update_address_taken): Likewise.
14389 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14390 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14391 (pass_cse_sincos): Likewise.
14392 (pass_convert_to_rsqrt): Likewise.
14393 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14394 * tree-stdarg.c (pass_stdarg): Likewise.
14395 * tree-tailcall.c (pass_tail_recursion): Likewise.
14396 (pass_tail_calls): Likewise.
14397 * tree-vect-generic.c (pass_lower_vector): Likewise.
14398 (pass_lower_vector_ssa): Likewise.
14399 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14401 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14403 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14405 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14407 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14408 logical and signext.
14410 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14413 * config/sh/predicates.md (arith_operand): Check if the operand
14414 of TRUNCATE is a REG.
14416 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14418 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14419 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14421 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14423 * tree-iterator.c (tsi_split_statement_list_after,
14424 tsi_split_statement_list_before): Remove.
14425 * tree-iterator.h: Remove the prototypes for
14426 tsi_split_statement_list_after and tsi_split_statement_list_before.
14428 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14430 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14431 * tree-ssa-propagate.h: Remove the prototype for
14432 stmt_makes_single_load.
14434 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14436 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14437 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14439 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14441 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14443 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14445 * except.c (eh_region_outer_p): Remove.
14446 * except.h: Remove the prototype for eh_region_outer_p.
14448 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14450 * function.c (current_function_assembler_name): Remove.
14451 * function.h: Remove the prototype for
14452 current_function_assembler_name.
14454 2009-04-16 Ian Lance Taylor <iant@google.com>
14456 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14457 (add_reg_note): Call alloc_reg_note.
14458 * rtl.h (alloc_reg_note): Declare.
14459 * combine.c (try_combine): Use alloc_reg_note.
14460 (recog_for_combine, move_deaths): Likewise.
14461 (distribute_notes): Use alloc_reg_note and add_reg_note.
14462 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14463 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14464 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14466 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14468 PR rtl-optimization/39762
14469 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14470 ira_may_move_out_cost): Add comments about way of their usage.
14471 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14473 * ira-conflicts.c (process_regs_for_copy): Use function
14474 ira_get_register_move_cost instead of global
14475 ira_register_move_cost.
14477 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14478 color_pass, move_spill_restore, update_curr_costs): Ditto.
14480 * ira-lives.c (process_single_reg_class_operands): Ditto.
14482 * ira-emit.c (emit_move_list): Ditto.
14484 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14485 (record_reg_classes): Ditto. Use functions
14486 ira_get_register_move_cost and ira_get_may_move_cost instead of
14487 global vars ira_register_move_cost, ira_may_move_out_cost and
14488 ira_may_move_in_cost.
14489 (record_address_regs): Don't call ira_init_register_move_cost.
14490 Use function ira_get_may_move_cost instead of global
14491 ira_may_move_in_cost.
14492 (process_bb_node_for_hard_reg_moves): Use function
14493 ira_get_register_move_cost instead of global ira_register_move_cost.
14494 (ira_costs): Don't call ira_init_register_move_cost.
14496 2009-04-16 Richard Guenther <rguenther@suse.de>
14498 * tree-cfg.c (verify_gimple_assign_binary):
14499 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14500 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14501 (create_general_new_stmt): Note that this function is broken.
14503 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14505 * common.opt (fhelp): Add Var(help_flag).
14506 * gcc-plugin.h (plugin_info): Add help.
14507 * plugin.c (plugin_name_args): Add help.
14508 (register_plugin_info): Set plugin->help.
14509 (print_help_one_plugin): New.
14510 (print_plugins_help): New.
14511 * plugin.h (print_plugins_help): New.
14512 * toplev.c (toplev_main): Call print_plugins_help if needed.
14514 2009-04-16 Richard Guenther <rguenther@suse.de>
14516 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14517 (gimple_ior_addresses_taken_1): New function.
14518 (gimple_ior_addresses_taken): Likewise.
14519 * gimple.h (struct gimple_statement_with_ops_base): Remove
14520 addresses_taken member.
14521 (gimple_ior_addresses_taken): Declare.
14522 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14523 gimple_set_addresses_taken): Remove.
14524 * ipa-reference.c (mark_address): New function.
14525 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14526 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14527 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14528 (gimple_add_to_addresses_taken): Remove.
14529 (get_tmr_operands): Call mark_address_taken.
14530 (get_asm_expr_operands): Likewise.
14531 (get_expr_operands): Likewise.
14532 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14533 (free_stmt_operands): Do not free it.
14534 * tree-ssa.c (delete_tree_ssa): Likewise.
14535 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14537 2009-04-16 Richard Guenther <rguenther@suse.de>
14539 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14540 (walk_stmt_load_store_ops): Likewise.
14541 * gimple.c (get_base_loadstore): New function.
14542 (walk_stmt_load_store_addr_ops): Likewise.
14543 (walk_stmt_load_store_ops): Likewise.
14544 * ipa-pure-const.c (check_op): Simplify.
14545 (check_load, check_store): New functions.
14546 (check_stmt): Use walk_stmt_load_store_ops.
14547 * ipa-reference.c (mark_load): Adjust signature.
14548 (mark_store): Likewise.
14549 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14551 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14553 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14554 (plugin_info): New.
14555 * opts.c (common_handle_option): Don't call print_version.
14556 * plugin.c (plugin_name_args): Add version.
14557 (register_plugin_info): New.
14558 (register_callback): Handle PLUGIN_INFO.
14559 (try_init_one_plugin): New.
14560 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14562 (finalize_one_plugin): New.
14563 (finalize_plugins): New.
14564 (print_one_plugin): New.
14565 (print_plugins_versions): New.
14566 * plugin.h (print_plugins_versions): New.
14567 (finalize_plugins): New.
14568 * toplev.c (compile_file): Don't call initialize_plugins.
14569 (print_version): Call print_plugins_versions.
14570 (toplev_main): Call initialize_plugins. Print version if needed.
14571 Call finalize_plugins.
14573 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14575 * common.opt (fversion): New.
14576 * gcc.c (print_version): New.
14577 (process_command): Don't print the version. Just set print_version.
14578 (main): Print version. Call subprocesses if print_version and
14579 verbose_flag are set.
14580 * opts.c (common_handle_option): Handle OPT_fversion.
14582 2009-04-16 Richard Guenther <rguenther@suse.de>
14583 Ira Rosen <irar@il.ibm.com>
14585 PR tree-optimization/39698
14586 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14587 type of the reduction variable. Only generate the def if
14590 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14591 make sure to first convert to an integer of the same precision.
14592 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14593 the type of the evolution correctly in computing the new
14594 induction variable base.
14596 2009-04-16 Richard Guenther <rguenther@suse.de>
14598 PR middle-end/39625
14599 * tree-cfg.c (make_blocks): Split statements with to-be
14600 abnormal SSA names on the lhs.
14602 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14604 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14605 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14606 * c-typeck.c (really_start_incremental_init): Likewise.
14607 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14608 (TARGET_INITIALIZER): Remove it.
14609 * target.h (struct target): Remove vector_opaque_p.
14610 * tree.c (build_opaque_vector_type): New.
14611 * tree.h (TYPE_VECTOR_OPAQUE): New.
14612 (build_opaque_vector_type): Declare.
14613 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14614 * config/rs6000/rs6000.c (build_opaque_vector_type,
14615 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14616 (rs6000_init_builtins): Use build_opaque_vector_type for
14617 opaque_V4SI_type_node.
14619 2009-04-15 Catherine Moore <clm@codesourcery.com>
14621 * debug.h (set_name): Declare.
14622 * dwarf2out.c (dwarf2out_set_name): Declare.
14623 (dwarf2_debug_hooks): Add set_name.
14624 (find_AT_string): New.
14625 (add_AT_string): Call find_AT_string.
14626 (dwarf2out_set_name): New.
14627 * cp/decl.c (grokdeclarator): Call set_name.
14628 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14629 * debug.c (do_nothing_debug_hooks): Likewise.
14630 * dbxout.c (dbx_debug_hooks): Likewise.
14631 * sdbout.c (sdb_debug_hooks): Likewise.
14633 2009-04-15 Michael Eager <eager@eagercon.com>
14635 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14636 reg for single-precision FPU.
14637 * config/rs6000/rs6000.md (movsi_internal1): Only for
14638 !TARGET_SINGLE_FPU.
14639 (movsi_internal1_single): New. Add pattern to move SI values to/from
14640 single-precision FP regs.
14642 2009-04-15 Richard Guenther <rguenther@suse.de>
14644 * omp-low.c (lower_rec_input_clauses): Build correct address
14646 (expand_omp_for_generic): Fix multiplication type.
14647 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14648 (generate_memset_zero): Fix types.
14649 * tree-profile.c (prepare_instrumented_value): Correctly
14652 2009-04-15 Ian Lance Taylor <iant@google.com>
14654 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14655 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14656 for -Wall and for -Wc++-compat.
14657 (c_common_post_options): For C++, set warn_enum_compare if not
14659 * c-tree.h (struct c_expr): Add field original_type.
14660 (build_external_ref): Update declaration.
14661 * c-parser.c (c_parser_braced_init): Set original_type.
14662 (c_parser_initelt): Likewise.
14663 (c_parser_expr_no_commas): Likewise.
14664 (c_parser_conditional_expression): Likewise.
14665 (c_parser_cast_expression): Likewise.
14666 (c_parser_unary_expression): Likewise. Pull setting of
14667 original_code to top of function.
14668 (c_parser_sizeof_expression): Set original_type.
14669 (c_parser_alignof_expression): Likewise.
14670 (c_parser_postfix_expression): Likewise. Pull setting of
14671 original_code to top of function.
14672 (c_parser_postfix_expression_after_paren_type): Set original_type.
14673 (c_parser_postfix_expression_after_primary): Likewise.
14674 (c_parser_expression): Likewise.
14675 * c-typeck.c (build_external_ref): Add type parameter. Change all
14677 (c_expr_sizeof_expr): Set original_type field.
14678 (parser_build_unary_op): Likewise.
14679 (parser_build_binary_op): Likewise. Optionally warn about
14680 comparisons of enums of different types.
14681 (digest_init): Set original_type field.
14682 (really_start_incremental_init): Likewise.
14683 (push_init_level, pop_init_level): Likewise.
14684 * doc/invoke.texi (Warning Options): -Wenum-compare now
14687 2009-04-15 Richard Guenther <rguenther@suse.de>
14689 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14690 out a necessary conversion.
14691 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14692 names we didn't value number.
14693 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14695 2009-04-15 Richard Guenther <rguenther@suse.de>
14697 PR tree-optimization/39764
14698 * tree-ssa-ccp.c (get_value): Canonicalize value with
14699 canonicalize_float_value.
14701 2009-04-15 Jan Hubicka <jh@suse.cz>
14703 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14704 Wrong version of patch.
14706 2009-04-15 Jan Hubicka <jh@suse.cz>
14708 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14710 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14712 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14713 our distinct integral and vector types.
14715 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14717 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14718 * init.c (build_vtbl_address): Remove call to assemble_external.
14720 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14722 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14723 output for other floating point modes.
14725 2009-04-14 Diego Novillo <dnovillo@google.com>
14727 * diagnostic.c (diagnostic_report_diagnostic): Do not
14728 warn about loaded plugins for DK_ERROR and DK_WARNING.
14729 * c-decl.c (declspecs_add_type): Move call to
14730 invoke_plugin_callbacks ...
14731 * c-parser.c (c_parser_declspecs): ... here.
14732 * plugin.c (dump_active_plugins): Tidy output.
14734 2009-04-14 Diego Novillo <dnovillo@google.com>
14735 Le-Chun Wu <lcwu@google.com>
14737 * configure.ac: Add --enable-plugin support.
14738 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14739 * Makefile.in (PLUGIN_H): Define.
14740 Export ENABLE_PLUGIN and GMPINC to site.exp.
14741 Add PLUGINLIBS to link command.
14742 Add/modify dependencies for plugin.o and files including plugin.h.
14744 * config.in: Regenerate.
14746 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14749 2009-04-14 Le-Chun Wu <lcwu@google.com>
14751 * tree-pass.h (register_one_dump_file): Add a prototype for
14752 register_one_dump_file.
14753 * toplev.c (compile_file): Call initialize_plugins.
14754 (do_compile): Call invoke_plugin_callbacks.
14755 (toplev_main): Call invoke_plugin_callbacks.
14756 * common.opt: Add -fplugin= and -fplugin-arg-.
14757 * gcc-plugin.h: New public header file for plugins to include.
14758 * plugin.c: New source file.
14759 * plugin.h: New internal header file.
14760 * passes.c (register_one_dump_file): Make it external.
14762 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14764 2009-04-14 Diego Novillo <dnovillo@google.com>
14766 * doc/plugins.texi: New.
14767 * doc/gccint.texi: Add reference to Plugins chapter.
14768 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14769 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14770 loaded plugins, if any.
14771 * timevar.def (TV_PLUGIN_INIT): Define.
14772 (TV_PLUGIN_RUN): Define.
14773 * plugin.c: Include timevar.h
14774 (plugins_active_p): New.
14775 (dump_active_plugins): New.
14776 (debug_active_plugins): New.
14778 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14780 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14782 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14784 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14786 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14787 the same as a minus without a shift.
14789 2009-04-14 Nick Clifton <nickc@redhat.com>
14791 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14792 comparisons with small integers will always produce a short
14795 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14798 2008-12-19 Diego Novillo <dnovillo@google.com>
14800 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14802 2009-04-14 Richard Guenther <rguenther@suse.de>
14804 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14806 (verify_gimple_assign_binary): Likewise. Handle shifts and
14808 (verify_gimple_phi): Print the mismatched argument position.
14809 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14811 (vect_update_init_of_dr): Likewise.
14812 * matrix-reorg.c (transform_access_sites): Do what the
14814 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14816 2009-04-13 Michael Eager <eager@eagercon.com>
14818 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14819 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14820 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14821 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14822 remove duplicate config
14824 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14826 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14827 file_name:line_number type locator of the call site.
14829 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14831 * genautomata.c: Put blank after comma.
14832 (automaton_decls): New.
14833 (struct unit_usage): Add comments to member next.
14834 (store_alt_unit_usage): Keep the list ordered.
14835 (unit_present_on_list_p, equal_alternatives_p): New.
14836 (check_regexp_units_distribution): Check units distribution
14837 correctness correctly.
14838 (main): Don't write automata if error is found. Return correct
14841 * config/m68k/cf.md (cfv4_ds): Remove.
14842 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14843 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14845 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14846 power4-load-ext, power4-store, power4-store-update,
14847 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14848 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14849 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14850 power4-sqrt, power4-isync): Modify reservation to make correct
14851 unit distribution to automata.
14853 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14854 power5-store-update, power5-two, power5-three, power5-lmul,
14855 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14857 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14859 * except.c (pass_set_nothrow_function_flags): Set name and add
14861 (set_nothrow_function_flags): Mention in the dump file when
14862 changing a function to nothrow.
14864 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14867 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14868 instead of unsigned long.
14870 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14872 * config/arm/arm.c (return_used_this_function): Remove.
14873 (arm_output_function_prologue): Remove use of
14874 return_used_this_function.
14875 (output_return_instruction): Replace use of
14876 return_used_this_function
14877 by cfun->machine->return_used_this_function.
14878 (arm_output_epilogue): Likewise.
14879 (arm_output_function_epilogue): Likewise.
14880 (thumb_unexpanded_epilogue): Likewise.
14881 * config/arm/arm.h (struct machine_function):
14882 New member return_used_this_function.
14884 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14886 * doc/install.texi: Correct description of default directory for
14887 --with-gxx-include-dir.
14889 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14891 * fold-const.c (build_range_check): Properly deal with enumeral and
14892 boolean base types.
14894 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14896 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14897 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14898 * params.h (MAX_GCSE_PASSES): Remove.
14899 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14900 in sequence. Remove ability to run multiple passes.
14901 (bypass_jumps): Report run as third CPROP pass.
14903 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14905 PR middle-end/39651
14906 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14907 when deciding whether the whole SEQUENCE can throw.
14909 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14912 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14913 offseted label references.
14915 2009-04-11 Jan Hubicka <jh@suse.cz>
14917 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14919 2009-04-11 Richard Guenther <rguenther@suse.de>
14921 PR middle-end/39732
14922 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14923 return variables as TREE_ADDRESSABLE.
14925 2009-04-11 Richard Guenther <rguenther@suse.de>
14927 PR tree-optimization/39713
14928 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14929 reference trees have SSA_NAME operands.
14931 2009-04-11 Richard Guenther <rguenther@suse.de>
14934 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14935 address expressions.
14937 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14939 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14940 match changes in Cygwin 1.7
14941 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14942 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14944 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14946 PR tree-optimization/39701
14947 * doc/invoke.texi (Optimization Options): Document change in
14948 meaning and initialization of -fdelete-null-pointer-checks.
14950 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14952 PR middle-end/39701
14953 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14955 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14958 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14960 2009-04-10 Chao-ying Fu <fu@mips.com>
14962 * doc/tm.texi (Instruction Output): Document
14963 TARGET_ASM_FINAL_POSTSCAN_INSN.
14964 * target.h (final_postscan_insn): New field in asm_out.
14965 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14966 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14967 * final.c (final_scan_insn): Call
14968 targetm.asm_out.final_postscan_insn after outputting
14969 an asm macro and a normal instruction.
14971 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14972 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14973 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14974 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14975 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14977 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14979 PR middle-end/39701
14980 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14981 variables as non-NULL even with -fdelete-null-pointer-checks.
14983 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14985 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14987 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14990 * config/i386/i386.c (classify_argument): Handle SCmode with
14991 (bit_offset % 64) != 0.
14993 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14995 * doc/invoke.texi (Optimize Options): Add cross-reference to
14996 -Q --help=optimizers examples.
14998 2009-04-10 Ben Elliston <bje@au.ibm.com>
15001 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15002 regalign for the reg == fpr and TDmode case.
15004 2009-04-09 David Ayers <ayers@fsfe.org>
15007 * objc/objc-act.c (warn_with_method): Remove helper function.
15008 (check_duplicates): Call warning and inform directly.
15009 (really_start_method): Likewise.
15011 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15013 * expmed.c (expand_divmod): Always use a comparison for a division
15014 by a large unsigned integer.
15016 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15017 for things others than variables or functions as nonzero.
15019 2009-04-09 Nick Clifton <nickc@redhat.com>
15021 * unwind-compat.c: Change copyright header to refer to version
15022 3 of the GNU General Public License with version 3.1 of the
15023 GCC Runtime Library Exception and to point readers at the
15024 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15025 * config/alpha/crtfastmath.c: Likewise.
15026 * config/alpha/linux-unwind.h: Likewise.
15027 * config/alpha/qrnnd.asm: Likewise.
15028 * config/alpha/vms-crt0-64.c: Likewise.
15029 * config/alpha/vms-crt0.c: Likewise.
15030 * config/alpha/vms-dwarf2.asm: Likewise.
15031 * config/alpha/vms-dwarf2eh.asm: Likewise.
15032 * config/alpha/vms-psxcrt0-64.c: Likewise.
15033 * config/alpha/vms-psxcrt0.c: Likewise.
15034 * config/alpha/vms_tramp.asm: Likewise.
15035 * config/arc/initfini.c: Likewise.
15036 * config/arc/lib1funcs.asm: Likewise.
15037 * config/arm/bpabi-v6m.S: Likewise.
15038 * config/arm/bpabi.S: Likewise.
15039 * config/arm/bpabi.c: Likewise.
15040 * config/arm/crti.asm: Likewise.
15041 * config/arm/crtn.asm: Likewise.
15042 * config/arm/ieee754-df.S: Likewise.
15043 * config/arm/ieee754-sf.S: Likewise.
15044 * config/arm/lib1funcs.asm: Likewise.
15045 * config/arm/libunwind.S: Likewise.
15046 * config/arm/linux-atomic.c: Likewise.
15047 * config/arm/mmintrin.h: Likewise.
15048 * config/arm/pr-support.c: Likewise.
15049 * config/arm/unaligned-funcs.c: Likewise.
15050 * config/arm/unwind-arm.c: Likewise.
15051 * config/arm/unwind-arm.h: Likewise.
15052 * config/avr/libgcc.S: Likewise.
15053 * config/bfin/crti.s: Likewise.
15054 * config/bfin/crtlibid.s: Likewise.
15055 * config/bfin/crtn.s: Likewise.
15056 * config/bfin/lib1funcs.asm: Likewise.
15057 * config/bfin/linux-unwind.h: Likewise.
15058 * config/cris/arit.c: Likewise.
15059 * config/cris/cris_abi_symbol.c: Likewise.
15060 * config/darwin-64.c: Likewise.
15061 * config/darwin-crt2.c: Likewise.
15062 * config/darwin-crt3.c: Likewise.
15063 * config/darwin.h: Likewise.
15064 * config/dbxelf.h: Likewise.
15065 * config/dfp-bit.c: Likewise.
15066 * config/dfp-bit.h: Likewise.
15067 * config/elfos.h: Likewise.
15068 * config/fixed-bit.c: Likewise.
15069 * config/fixed-bit.h: Likewise.
15070 * config/fp-bit.c: Likewise.
15071 * config/fp-bit.h: Likewise.
15072 * config/fr30/crti.asm: Likewise.
15073 * config/fr30/crtn.asm: Likewise.
15074 * config/fr30/lib1funcs.asm: Likewise.
15075 * config/freebsd-spec.h: Likewise.
15076 * config/frv/cmovd.c: Likewise.
15077 * config/frv/cmovh.c: Likewise.
15078 * config/frv/cmovw.c: Likewise.
15079 * config/frv/frvbegin.c: Likewise.
15080 * config/frv/frvend.c: Likewise.
15081 * config/frv/lib1funcs.asm: Likewise.
15082 * config/glibc-stdint.h: Likewise.
15083 * config/h8300/clzhi2.c: Likewise.
15084 * config/h8300/crti.asm: Likewise.
15085 * config/h8300/crtn.asm: Likewise.
15086 * config/h8300/ctzhi2.c: Likewise.
15087 * config/h8300/fixunssfsi.c: Likewise.
15088 * config/h8300/lib1funcs.asm: Likewise.
15089 * config/h8300/parityhi2.c: Likewise.
15090 * config/h8300/popcounthi2.c: Likewise.
15091 * config/i386/ammintrin.h: Likewise.
15092 * config/i386/att.h: Likewise.
15093 * config/i386/avxintrin.h: Likewise.
15094 * config/i386/biarch64.h: Likewise.
15095 * config/i386/bmmintrin.h: Likewise.
15096 * config/i386/cpuid.h: Likewise.
15097 * config/i386/cross-stdarg.h: Likewise.
15098 * config/i386/crtfastmath.c: Likewise.
15099 * config/i386/crtprec.c: Likewise.
15100 * config/i386/cygming-crtbegin.c: Likewise.
15101 * config/i386/cygming-crtend.c: Likewise.
15102 * config/i386/cygwin.asm: Likewise.
15103 * config/i386/emmintrin.h: Likewise.
15104 * config/i386/gmm_malloc.h: Likewise.
15105 * config/i386/gthr-win32.c: Likewise.
15106 * config/i386/i386.h: Likewise.
15107 * config/i386/immintrin.h: Likewise.
15108 * config/i386/linux-unwind.h: Likewise.
15109 * config/i386/linux64.h: Likewise.
15110 * config/i386/mm3dnow.h: Likewise.
15111 * config/i386/mmintrin-common.h: Likewise.
15112 * config/i386/mmintrin.h: Likewise.
15113 * config/i386/nmmintrin.h: Likewise.
15114 * config/i386/pmm_malloc.h: Likewise.
15115 * config/i386/pmmintrin.h: Likewise.
15116 * config/i386/smmintrin.h: Likewise.
15117 * config/i386/sol2-c1.asm: Likewise.
15118 * config/i386/sol2-ci.asm: Likewise.
15119 * config/i386/sol2-cn.asm: Likewise.
15120 * config/i386/sol2-gc1.asm: Likewise.
15121 * config/i386/tmmintrin.h: Likewise.
15122 * config/i386/unix.h: Likewise.
15123 * config/i386/w32-unwind.h: Likewise.
15124 * config/i386/wmmintrin.h: Likewise.
15125 * config/i386/x86-64.h: Likewise.
15126 * config/i386/x86intrin.h: Likewise.
15127 * config/i386/xmmintrin.h: Likewise.
15128 * config/ia64/crtbegin.asm: Likewise.
15129 * config/ia64/crtend.asm: Likewise.
15130 * config/ia64/crtfastmath.c: Likewise.
15131 * config/ia64/crti.asm: Likewise.
15132 * config/ia64/crtn.asm: Likewise.
15133 * config/ia64/fde-glibc.c: Likewise.
15134 * config/ia64/lib1funcs.asm: Likewise.
15135 * config/ia64/linux-unwind.h: Likewise.
15136 * config/ia64/quadlib.c: Likewise.
15137 * config/ia64/unwind-ia64.c: Likewise.
15138 * config/linux.h: Likewise.
15139 * config/m32c/m32c-lib1.S: Likewise.
15140 * config/m32c/m32c-lib2-trapv.c: Likewise.
15141 * config/m32c/m32c-lib2.c: Likewise.
15142 * config/m32r/initfini.c: Likewise.
15143 * config/m68hc11/larith.asm: Likewise.
15144 * config/m68hc11/m68hc11-crt0.S: Likewise.
15145 * config/m68k/cf.md: Likewise.
15146 * config/m68k/crti.s: Likewise.
15147 * config/m68k/crtn.s: Likewise.
15148 * config/m68k/lb1sf68.asm: Likewise.
15149 * config/m68k/linux-unwind.h: Likewise.
15150 * config/mcore/crti.asm: Likewise.
15151 * config/mcore/crtn.asm: Likewise.
15152 * config/mcore/lib1.asm: Likewise.
15153 * config/mips/linux-unwind.h: Likewise.
15154 * config/mips/loongson.h: Likewise.
15155 * config/mips/mips16.S: Likewise.
15156 * config/mmix/crti.asm: Likewise.
15157 * config/mmix/crtn.asm: Likewise.
15158 * config/pa/fptr.c: Likewise.
15159 * config/pa/hpux-unwind.h: Likewise.
15160 * config/pa/lib2funcs.asm: Likewise.
15161 * config/pa/linux-atomic.c: Likewise.
15162 * config/pa/linux-unwind.h: Likewise.
15163 * config/pa/milli64.S: Likewise.
15164 * config/pa/quadlib.c: Likewise.
15165 * config/pa/stublib.c: Likewise.
15166 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15167 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15168 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15169 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15170 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15171 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15172 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15173 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15174 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15175 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15176 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15177 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15178 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15179 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15180 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15181 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15182 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15183 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15184 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15185 * config/rs6000/750cl.h: Likewise.
15186 * config/rs6000/altivec.h: Likewise.
15187 * config/rs6000/biarch64.h: Likewise.
15188 * config/rs6000/crtresfpr.asm: Likewise.
15189 * config/rs6000/crtresgpr.asm: Likewise.
15190 * config/rs6000/crtresxfpr.asm: Likewise.
15191 * config/rs6000/crtresxgpr.asm: Likewise.
15192 * config/rs6000/crtsavfpr.asm: Likewise.
15193 * config/rs6000/crtsavgpr.asm: Likewise.
15194 * config/rs6000/darwin-asm.h: Likewise.
15195 * config/rs6000/darwin-fallback.c: Likewise.
15196 * config/rs6000/darwin-fpsave.asm: Likewise.
15197 * config/rs6000/darwin-ldouble.c: Likewise.
15198 * config/rs6000/darwin-tramp.asm: Likewise.
15199 * config/rs6000/darwin-unwind.h: Likewise.
15200 * config/rs6000/darwin-vecsave.asm: Likewise.
15201 * config/rs6000/darwin-world.asm: Likewise.
15202 * config/rs6000/e500crtres32gpr.asm: Likewise.
15203 * config/rs6000/e500crtres64gpr.asm: Likewise.
15204 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15205 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15206 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15207 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15208 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15209 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15210 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15211 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15212 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15213 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15214 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15215 * config/rs6000/eabi-ci.asm: Likewise.
15216 * config/rs6000/eabi-cn.asm: Likewise.
15217 * config/rs6000/eabi.asm: Likewise.
15218 * config/rs6000/linux-unwind.h: Likewise.
15219 * config/rs6000/linux64.h: Likewise.
15220 * config/rs6000/paired.h: Likewise.
15221 * config/rs6000/paired.md: Likewise.
15222 * config/rs6000/ppc64-fp.c: Likewise.
15223 * config/rs6000/ppu_intrinsics.h: Likewise.
15224 * config/rs6000/rs6000.h: Likewise.
15225 * config/rs6000/si2vmx.h: Likewise.
15226 * config/rs6000/sol-ci.asm: Likewise.
15227 * config/rs6000/sol-cn.asm: Likewise.
15228 * config/rs6000/spe.h: Likewise.
15229 * config/rs6000/spu2vmx.h: Likewise.
15230 * config/rs6000/sysv4.h: Likewise.
15231 * config/rs6000/tramp.asm: Likewise.
15232 * config/rs6000/vec_types.h: Likewise.
15233 * config/s390/linux-unwind.h: Likewise.
15234 * config/s390/tpf-unwind.h: Likewise.
15235 * config/score/crti.asm: Likewise.
15236 * config/score/crtn.asm: Likewise.
15237 * config/sh/crt1.asm: Likewise.
15238 * config/sh/crti.asm: Likewise.
15239 * config/sh/crtn.asm: Likewise.
15240 * config/sh/divtab-sh4-300.c: Likewise.
15241 * config/sh/divtab-sh4.c: Likewise.
15242 * config/sh/divtab.c: Likewise.
15243 * config/sh/lib1funcs-4-300.asm: Likewise.
15244 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15245 * config/sh/lib1funcs.asm: Likewise.
15246 * config/sh/lib1funcs.h: Likewise.
15247 * config/sh/linux-atomic.asm: Likewise.
15248 * config/sh/linux-unwind.h: Likewise.
15249 * config/sh/shmedia.h: Likewise.
15250 * config/sh/sshmedia.h: Likewise.
15251 * config/sh/ushmedia.h: Likewise.
15252 * config/sparc/crtfastmath.c: Likewise.
15253 * config/sparc/linux-unwind.h: Likewise.
15254 * config/sparc/sol2-c1.asm: Likewise.
15255 * config/sparc/sol2-ci.asm: Likewise.
15256 * config/sparc/sol2-cn.asm: Likewise.
15257 * config/spu/divmodti4.c: Likewise.
15258 * config/spu/divv2df3.c: Likewise.
15259 * config/spu/float_disf.c: Likewise.
15260 * config/spu/float_unsdidf.c: Likewise.
15261 * config/spu/float_unsdisf.c: Likewise.
15262 * config/spu/float_unssidf.c: Likewise.
15263 * config/spu/mfc_multi_tag_release.c: Likewise.
15264 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15265 * config/spu/mfc_tag_release.c: Likewise.
15266 * config/spu/mfc_tag_reserve.c: Likewise.
15267 * config/spu/mfc_tag_table.c: Likewise.
15268 * config/spu/multi3.c: Likewise.
15269 * config/spu/spu_internals.h: Likewise.
15270 * config/spu/spu_intrinsics.h: Likewise.
15271 * config/spu/spu_mfcio.h: Likewise.
15272 * config/spu/vec_types.h: Likewise.
15273 * config/spu/vmx2spu.h: Likewise.
15274 * config/stormy16/stormy16-lib2.c: Likewise.
15275 * config/svr4.h: Likewise.
15276 * config/sync.c: Likewise.
15277 * config/v850/lib1funcs.asm: Likewise.
15278 * config/vxlib-tls.c: Likewise.
15279 * config/vxlib.c: Likewise.
15280 * config/vxworks-dummy.h: Likewise.
15281 * config/xtensa/crti.asm: Likewise.
15282 * config/xtensa/crtn.asm: Likewise.
15283 * config/xtensa/ieee754-df.S: Likewise.
15284 * config/xtensa/ieee754-sf.S: Likewise.
15285 * config/xtensa/lib1funcs.asm: Likewise.
15286 * config/xtensa/lib2funcs.S: Likewise.
15287 * config/xtensa/linux-unwind.h: Likewise.
15288 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15289 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15290 * coretypes.h: Likewise.
15291 * crtstuff.c: Likewise.
15292 * defaults.h: Likewise.
15293 * dwarf2.h: Likewise.
15294 * emutls.c: Likewise.
15295 * gbl-ctors.h: Likewise.
15296 * gcov-io.h: Likewise.
15297 * ginclude/float.h: Likewise.
15298 * ginclude/iso646.h: Likewise.
15299 * ginclude/stdarg.h: Likewise.
15300 * ginclude/stdbool.h: Likewise.
15301 * ginclude/stddef.h: Likewise.
15302 * ginclude/stdfix.h: Likewise.
15303 * ginclude/stdint-gcc.h: Likewise.
15304 * ginclude/tgmath.h: Likewise.
15305 * gthr-aix.h: Likewise.
15306 * gthr-dce.h: Likewise.
15307 * gthr-gnat.c: Likewise.
15308 * gthr-gnat.h: Likewise.
15309 * gthr-lynx.h: Likewise.
15310 * gthr-mipssde.h: Likewise.
15311 * gthr-nks.h: Likewise.
15312 * gthr-posix.c: Likewise.
15313 * gthr-posix.h: Likewise.
15314 * gthr-posix95.h: Likewise.
15315 * gthr-rtems.h: Likewise.
15316 * gthr-single.h: Likewise.
15317 * gthr-solaris.h: Likewise.
15318 * gthr-tpf.h: Likewise.
15319 * gthr-vxworks.h: Likewise.
15320 * gthr-win32.h: Likewise.
15321 * gthr.h: Likewise.
15322 * libgcc2.c: Likewise.
15323 * libgcc2.h: Likewise.
15324 * libgcov.c: Likewise.
15325 * tsystem.h: Likewise.
15326 * typeclass.h: Likewise.
15327 * unwind-c.c: Likewise.
15328 * unwind-compat.h: Likewise.
15329 * unwind-dw2-fde-compat.c: Likewise.
15330 * unwind-dw2-fde-darwin.c: Likewise.
15331 * unwind-dw2-fde-glibc.c: Likewise.
15332 * unwind-dw2-fde.c: Likewise.
15333 * unwind-dw2-fde.h: Likewise.
15334 * unwind-dw2.c: Likewise.
15335 * unwind-dw2.h: Likewise.
15336 * unwind-generic.h: Likewise.
15337 * unwind-pe.h: Likewise.
15338 * unwind-sjlj.c: Likewise.
15339 * unwind.inc: Likewise.
15340 * config/arm/neon-gen.ml: Change generated copyright header to
15341 refer to version 3 of the GNU General Public License with
15342 version 3.1 of the GCC Runtime Library Exception and to point
15343 readers at the COPYING3 and COPYING3.RUNTIME files and the
15344 FSF's license web page.
15345 * config/arm/arm_neon.h: Regenerate.
15347 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15349 * config/cris/cris.md: Change copyright header to refer to version
15350 3 of the GNU General Public License.
15351 * doc/install.texi2html: Change copyright header to refer to version
15352 3 of the GNU General Public License and to point readers at the
15353 COPYING3 file and the FSF's license web page.
15354 * config/vax/linux.h: Likewise.
15356 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15358 * config/i386/i386.md (cmpcc): New.
15359 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15360 (sync_compare_and_swap_cc*): Delete.
15362 * config/s390/s390.c (s390_compare_emitted): Remove.
15363 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15364 s390_compare_emitted used to be handled. Assert that modes match.
15365 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15366 refer to sync_compare_and_swap_ccsi.
15367 * config/s390/s390.h (s390_compare_emitted): Remove.
15368 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15369 instead of s390_compare_emitted.
15370 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15371 instead of s390_compare_emitted.
15372 * config/s390/s390.md (cmpcc): New.
15373 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15374 CC_REGNUM, do not pretend it's set.
15375 (sync_compare_and_swap_cc*): Delete.
15376 * config/s390/predicates.md (cc_reg_operand): New.
15378 * expr.c (sync_compare_and_swap_cc): Delete.
15379 * optabs.h (sync_compare_and_swap_cc): Delete.
15380 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15381 is being used with can_compare_p.
15382 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15383 (find_cc_set): New.
15384 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15385 look for a MODE_CC set instead. Use emit_store_flag.
15386 (expand_compare_and_swap_loop): Likewise, with some additional
15387 complication to avoid a force_reg when useless. Use
15388 emit_cmp_and_jump_insns.
15389 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15390 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15391 sync_compare_and_swap documentation.
15393 2009-04-09 Jan Hubicka <jh@suse.cz>
15395 * except.c (find_prev_try): Break out from ....
15396 (duplicate_eh_regions): ... here; properly update prev_try pointers
15397 when duplication part of tree.
15398 (dump_eh_tree): Improve dumping.
15399 (verify_eh_region): New.
15400 (verify_eh_tree): Use it.
15402 2009-04-06 Richard Guenther <rguenther@suse.de>
15404 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15405 &ARRAY addresses by adjusting their types and prepending
15407 * tree-cfg.c (verify_gimple_assign_single): Verify that
15408 addresses are correct.
15410 2009-04-09 Richard Guenther <rguenther@suse.de>
15412 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15413 indices into an array reference if possible.
15414 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15415 Fold POINTER_PLUS_EXPR statements with invariant address.
15417 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15420 * config.gcc (powerpc64-*-linux*): Always build biarch.
15422 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15425 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15426 it and pedwarn if this results in an INTEGER_CST.
15428 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15430 * doc/install.texi: Update minimum GMP version. Remove obsolete
15431 text in MPFR section.
15433 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15435 * dwarf2out.c (class_scope_p): New static inline.
15436 (class_or_namespace_scope_p): Use it.
15437 (gen_variable_die): Use DW_TAG_member tag for static data member
15438 declarations instead of DW_TAG_variable.
15440 PR middle-end/39573
15441 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15444 2009-04-08 Richard Guenther <rguenther@suse.de>
15446 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15447 valueize random data.
15449 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15451 * config.gcc (aix tm_file): Add aix-stdint.h.
15452 (aix tm clause use_gcc_stdint): Set to wrap.
15453 * config/rs6000/aix-stdint.h: New file.
15455 2009-04-08 Richard Guenther <rguenther@suse.de>
15457 PR middle-end/36291
15458 * tree-dfa.c (add_referenced_var): Do not recurse into
15459 global initializers.
15460 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15462 (fold_const_aggregate_ref): Likewise.
15464 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15466 * recog.c (ordered_comparison_operator): New.
15467 * gensupport.c (std_preds): Add it.
15468 * doc/md.texi (Machine-Independent Predicates): Document it.
15470 2009-04-08 Jan Hubicka <jh@suse.cz>
15472 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15473 * function.h (rtl_eh): Remove exception_handler_label_map.
15474 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15475 remove_exception_handler_label, for_each_eh_label_1): Remove.
15476 (rtl_remove_unreachable_regions): Remove.
15477 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15478 (find_exception_handler_labels): Don't build the hashtable.
15479 (maybe_remove_eh_handler): Remove.
15480 (for_each_eh_label): Rewrite to walk the tree.
15481 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15482 * except.h (maybe_remove_eh_handler): Remove.
15483 * passes.c (init_optimization_passes): Schedule second EH cleanup
15485 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15486 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15488 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15490 * genoutput.c (validate_optab_operands): New.
15491 (gen_insn, gen_expand): Call it.
15493 * genflags.c (gen_insn): Detect misused iterators.
15494 (main): Pass line_no to gen_insn, exit with status 1 on error.
15496 * genextract.c (line_no): Make global.
15497 (VEC_safe_set_locstr): Change assertion to error message.
15498 (main): Exit with status 1 on error.
15500 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15504 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15505 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15506 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15507 * c-convert.c (convert): Do not call fold on results of conversion
15508 functions when the result is a C_MAYBE_CONST_EXPR.
15509 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15510 of __builtin_choose_expr.
15511 * c-typeck.c (remove_c_maybe_const_expr): New.
15512 (build_unary_op, build_conditional_expr, build_compound_expr,
15513 build_binary_op, c_objc_common_truthvalue_conversion): Call
15514 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15517 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15519 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15520 CODE to produce a new one. Add a prototype to use fold_convert_const
15522 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15525 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15526 mix declarations and code.
15528 2009-04-08 Ben Elliston <bje@au.ibm.com>
15530 * gcc.c: Replace `CC' with `GCC' throughout.
15532 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15534 * doc/invoke.texi: Document Atom support.
15536 2009-04-07 Jason Merrill <jason@redhat.com>
15539 * c-common.h, c-common.c: Add flag_pretty_templates.
15540 * c-opts.c (c_common_handle_option): Set it.
15541 * c.opt: Add -fno-pretty-templates.
15542 * doc/invoke.texi (C++ Dialect Options): Likewise.
15544 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15546 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15547 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15548 (ia64_expand_builtin): Likewise.
15550 2009-04-07 Martin Jambor <mjambor@suse.cz>
15552 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15553 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15554 ADDR_EXPRS are include too.
15556 2009-04-07 Richard Guenther <rguenther@suse.de>
15558 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15559 decls are only used if passes as parameters or if they are
15560 local statics and the call is not to a builtin.
15561 (call_may_clobber_ref_p_1): Likewise.
15563 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15565 * expr.c (do_store_flag): Remove last argument. Simplify code
15566 to avoid duplication of tests already done by can_compare_p.
15567 (expand_expr_real_1): Adjust caller.
15569 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15571 * optabs.c (can_compare_p): Test the predicate of a
15572 cbranch and cstore pattern.
15574 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15576 * expr.c (convert_move): Use emit_store_flag instead of
15579 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15581 * config/i386/i386.c (ix86_compare_emitted): Remove.
15582 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15583 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15584 * config/i386/i386.h (ix86_compare_emitted): Remove.
15585 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15586 instead of ix86_compare_emitted.
15587 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15589 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15591 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15592 Add t-sysroot-suffix to tmake_file.
15593 * config/print-sysroot-suffix.sh: New file.
15594 * config/t-sysroot-suffix: New file.
15596 2009-04-07 Ben Elliston <bje@au.ibm.com>
15598 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15599 as the latter produces a warning when the target does not support
15602 2009-04-07 Ben Elliston <bje@au.ibm.com>
15604 * dfp.c: Replace type punning assignments with memcpy throughout.
15605 * Makefile.in (dfp.o-warn): Remove.
15607 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15610 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15611 Include soft-fp/t-softfp after rs6000/t-linux64.
15613 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15615 * stor-layout.c (set_sizetype): Use the full precision of their
15616 machine mode for bitsize types.
15618 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15620 * config/i386/i386.md: Revert 2 accidental checkins.
15622 2009-04-06 Joey Ye <joey.ye@intel.com>
15623 Xuepeng Guo <xuepeng.guo@intel.com>
15624 H.J. Lu <hongjiu.lu@intel.com>
15626 Atom pipeline model, tuning and insn selection.
15627 * config.gcc (atom): Add atom config options and target.
15629 * config/i386/atom.md: New.
15631 * config/i386/i386.c (atom_cost): New cost.
15632 (m_ATOM): New macro flag.
15633 (initial_ix86_tune_features): Set m_ATOM.
15634 (x86_accumulate_outgoing_args): Likewise.
15635 (x86_arch_always_fancy_math_387): Likewise.
15636 (processor_target): Add Atom cost.
15637 (cpu_names): Add Atom cpu name.
15638 (override_options): Set Atom ISA.
15639 (ix86_issue_rate): New case PROCESSOR_ATOM.
15640 (ix86_adjust_cost): Likewise.
15642 * config/i386/i386.h (TARGET_ATOM): New target macro.
15643 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15644 (TARGET_OPT_AGU): New target option.
15645 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15646 (processor_type): Add PROCESSOR_ATOM.
15648 * config/i386/i386.md (cpu): Add new value "atom".
15649 (use_carry, movu): New attr.
15650 (atom.md): Include atom.md.
15651 (adddi3_carry_rex64): Set attr "use_carry".
15652 (addqi3_carry): Likewise.
15653 (addhi3_carry): Likewise.
15654 (addsi3_carry): Likewise.
15655 (*addsi3_carry_zext): Likewise.
15656 (subdi3_carry_rex64): Likewise.
15657 (subqi3_carry): Likewise.
15658 (subhi3_carry): Likewise.
15659 (subsi3_carry): Likewise.
15660 (x86_movdicc_0_m1_rex64): Likewise.
15661 (*x86_movdicc_0_m1_se): Likewise.
15662 (x86_movsicc_0_m1): Likewise.
15663 (*x86_movsicc_0_m1_se): Likewise.
15664 (*adddi_1_rex64): Emit add insn as much as possible.
15665 (*addsi_1): Likewise.
15666 (return_internal): Set atom_unit.
15667 (return_internal_long): Likewise.
15668 (return_pop_internal): Likewise.
15669 (*rcpsf2_sse): Set atom_sse_attr attr.
15670 (*qrt<mode>2_sse): Likewise.
15671 (*prefetch_sse): Likewise.
15673 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15675 (ix86_target_macros_internal): Likewise.
15677 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15678 (*prefetch_sse_rex): Likewise.
15679 (sse_rcpv4sf2): Likewise.
15680 (sse_vmrcpv4sf2): Likewise.
15681 (sse_sqrtv4sf2): Likewise.
15682 (<sse>_vmsqrt<mode>2): Likewise.
15683 (sse_ldmxcsr): Likewise.
15684 (sse_stmxcsr): Likewise.
15685 (*sse_sfence): Likewise.
15686 (sse2_clflush): Likewise.
15687 (*sse2_mfence): Likewise.
15688 (*sse2_lfence): Likewise.
15689 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15690 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15691 (avx_movdqu<avxmodesuffix>): Likewise.
15692 (avx_lddqu<avxmodesuffix>): Likewise.
15693 (sse2_movntv2di): Change attr "type" to "ssemov".
15694 (sse2_movntsi): Likewise.
15695 (rsqrtv8sf2): Change attr "type" to "sseadd".
15696 (sse3_addsubv2df3): Set attr "atom_unit".
15697 (sse3_h<plusminus_insn>v4sf3): Likewise.
15698 (*sse2_pmaddwd): Likewise.
15699 (*vec_extractv2di_1_rex64): Likewise.
15700 (*vec_extractv2di_1_avx): Likewise.
15701 (sse2_psadbw): Likewise.
15702 (ssse3_phaddwv8hi3): Likewise.
15703 (ssse3_phaddwv4hi3): Likewise.
15704 (ssse3_phadddv4si3): Likewise.
15705 (ssse3_phadddv2si3): Likewise.
15706 (ssse3_phaddswv8hi3): Likewise.
15707 (ssse3_phaddswv4hi3): Likewise.
15708 (ssse3_phsubwv8hi3): Likewise.
15709 (ssse3_phsubwv4hi3): Likewise.
15710 (ssse3_phsubdv4si3): Likewise.
15711 (ssse3_phsubdv2si3): Likewise.
15712 (ssse3_phsubswv8hi3): Likewise.
15713 (ssse3_phsubswv4hi3): Likewise.
15714 (ssse3_pmaddubsw128): Likewise.
15715 (sse3_pmaddubsw: Likewise.
15716 (ssse3_palignrti): Likewise.
15717 (ssse3_palignrdi): Likewise.
15719 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15721 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15723 2009-04-06 Richard Guenther <rguenther@suse.de>
15725 PR tree-optimization/28868
15726 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15727 of which PHI results we inserted.
15728 (insert_into_preds_of_block): Record inserted PHIs.
15729 (eliminate): Eliminate redundant PHI nodes.
15730 (init_pre): Init inserted_phi_names.
15732 2009-04-06 Richard Guenther <rguenther@suse.de>
15734 PR tree-optimization/39643
15735 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15736 IMAGPART_EXPRs of complex constants.
15737 (execute_fold_all_builtins): If we folded a call queue
15738 TODO_update_address_taken.
15740 2009-04-06 Jan Hubicka <jh@suse.cz>
15742 PR middle-end/39659
15743 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15746 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15748 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15750 (ic_invalidate_array): Likewise.
15752 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15754 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15755 alignment for library calls.
15757 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15759 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15760 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15761 * config/i386/mingw-stdint.h: New file.
15763 2009-04-05 Richard Guenther <rguenther@suse.de>
15765 PR tree-optimization/39648
15766 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15767 our &A vs. &A[0] IL deficiencies.
15769 2009-04-04 Jan Hubicka <jh@suse.cz>
15771 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15772 removed toplevel regions.
15773 (sjlj_mark_call_sites): Likewise.
15775 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15777 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15778 (cygwin tm clause use_gcc_stdint): Set to wrap.
15779 * config/i386/cygwin-stdint.h: New file.
15781 2009-04-04 Richard Guenther <rguenther@suse.de>
15783 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15784 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15785 single-argument PHIs if we are in loop-closed SSA form.
15786 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15787 for the pre-condition.
15788 (slpeel_tree_peel_loop_to_edge): Likewise.
15789 (vect_build_loop_niters): Take an optional sequence to append stmts.
15790 (vect_generate_tmps_on_preheader): Likewise.
15791 (vect_do_peeling_for_loop_bound): Take extra guards for the
15793 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15794 the cost model check.
15795 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15796 guards if we are going to peel. Do not apply versioning in that case.
15797 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15798 (vect_do_peeling_for_loop_bound): Likewise.
15799 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15800 loop bound only record extra pre-conditions, do not apply loop
15803 2009-04-04 Richard Guenther <rguenther@suse.de>
15805 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15808 2009-04-04 Jan Hubicka <jh@suse.cz>
15810 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15811 last_basic_block for size of bb->index indexed array.
15812 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15813 compute_out, link_btr_uses, build_btr_def_use_webs,
15814 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15816 2009-04-04 Jan Hubicka <jh@suse.cz>
15818 * except.c (remove_eh_handler_and_replace): Break out from ...
15819 (remove_eh_handler): ... here.
15820 (bring_to_root): New function.
15821 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15822 handled ones, bring others to root of tree.
15824 2009-04-04 Jan Hubicka <jh@suse.cz>
15826 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15827 (all_phis_safe_to_merge): New function.
15828 (update_info): New structure.
15829 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15830 (cleanup_empty_eh): Update SSA if possible.
15832 2009-04-04 Richard Guenther <rguenther@suse.de>
15834 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15835 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15836 (append_vuse): Likewise.
15838 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15840 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15841 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15842 instead of REG_UNSAVED for DW_CFA_undefined.
15843 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15844 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15847 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15850 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15851 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15852 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15854 2009-04-04 Richard Guenther <rguenther@suse.de>
15856 PR tree-optimization/8781
15857 PR tree-optimization/37892
15858 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15859 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15860 (valueize_refs): Call it for *& valueizations.
15861 (shared_reference_ops_from_ref): Rename to ...
15862 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15863 (shared_reference_ops_from_call): Rename to ...
15864 (valueize_shared_reference_ops_from_call): ... this and valueize.
15865 (vn_reference_lookup): Update.
15866 (visit_reference_op_call): Likewise.
15867 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15868 (eliminate): Value-replace the call address in call statements.
15870 2009-04-04 Richard Guenther <rguenther@suse.de>
15872 PR tree-optimization/39636
15873 * tree-ssa-forwprop.c
15874 (forward_propagate_addr_into_variable_array_index): Check for
15875 GIMPLE_ASSIGN before accessing the rhs code.
15877 2009-04-03 Jason Merrill <jason@redhat.com>
15879 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15881 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15883 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15884 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15885 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15886 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15887 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15888 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15889 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15890 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15891 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15892 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15893 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15894 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15895 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15896 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15897 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15898 Use fr_reg_or_fp01_operand instead of fr_register_operand
15900 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15901 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15902 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15904 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15906 PR rtl-optimization/39607
15907 PR rtl-optimization/39631
15911 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15912 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15913 instead of DF_LR_OUT.
15914 * ira-lives.c (process_bb_node_lives): Ditto.
15915 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15916 instead of DF_LR_{OUT,IN}.
15917 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15918 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15920 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15922 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15923 (execute_lower_omp): Always run but take the short way out if -fopenmp
15925 (gate_lower_omp): Remove, forcing the pass manager to always run the
15926 pass and always set PROP_gimple_lomp.
15927 (pass_lower_omp): Remove gate function.
15928 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15929 PROP_trees. Instead, require it.
15930 * ipa-cp.c (pass_ipa_cp): Likewise.
15931 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15932 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15933 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15934 and PROP_gimple_leh.
15936 2009-04-03 Richard Guenther <rguenther@suse.de>
15938 PR middle-end/13146
15939 PR tree-optimization/23940
15940 PR tree-optimization/33237
15941 PR middle-end/33974
15942 PR middle-end/34093
15943 PR tree-optimization/36201
15944 PR tree-optimization/36230
15945 PR tree-optimization/38049
15946 PR tree-optimization/38207
15947 PR tree-optimization/38230
15948 PR tree-optimization/38301
15949 PR tree-optimization/38585
15950 PR middle-end/38895
15951 PR tree-optimization/38985
15952 PR tree-optimization/39299
15953 * tree-ssa-structalias.h: Remove.
15954 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15955 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15956 (struct vuse_element_d): Remove.
15957 (struct vuse_vec_d): Likewise.
15958 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15959 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15960 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15961 VUSE_ELEMENT_VAR): Likewise.
15962 (struct voptype_d): Likewise.
15963 (NUM_VOP_FREE_BUCKETS): Likewise.
15964 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15965 (struct stmt_operands_d): Remove.
15966 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15967 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15968 VDEF_NUM, VDEF_VECT): Likewise.
15969 (copy_virtual_operands): Remove.
15970 (operand_build_cmp): Likewise.
15971 (create_ssa_artificial_load_stmt): Likewise.
15972 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15973 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15974 vuse_index and mayuse_index members. Pack and move done and iter_type
15975 members to the front.
15976 (SSA_OP_VMAYUSE): Remove.
15977 (SSA_OP_VIRTUAL_USES): Adjust.
15978 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15979 (unlink_stmt_vdef): Declare.
15980 (add_to_addressable_set): Remove.
15981 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15982 (vrp_visit_stmt): Likewise.
15983 * doc/tree-ssa.texi (Alias analysis): Update.
15984 * doc/invoke.texi (max-aliased-vops): Remove docs.
15985 (avg-aliased-vops): Likewise.
15986 * tree-into-ssa.c (syms_to_rename): Remove.
15987 (need_to_update_vops_p): Likewise.
15988 (need_to_initialize_update_ssa_p): Rename to ...
15989 (update_ssa_initialized_fn): ... this. Track function we are
15991 (symbol_marked_for_renaming): Simplify.
15992 (add_new_name_mapping): Do not set need_to_update_vops_p.
15993 (dump_currdefs): Use SYMS_TO_RENAME.
15994 (rewrite_update_stmt): Always walk all uses/defs.
15995 (dump_update_ssa): Adjust.
15996 (init_update_ssa): Take function argument. Track what we are
15998 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15999 (create_new_def_for): Initialize for cfun, assert we are initialized
16001 (mark_sym_for_renaming): Simplify.
16002 (mark_set_for_renaming): Do not initialize update-ssa.
16003 (need_ssa_update_p): Simplify. Take function argument.
16004 (name_mappings_registered_p): Assert we ask for the correct function.
16005 (name_registered_for_update_p): Likewise.
16006 (ssa_names_to_replace): Likewise.
16007 (release_ssa_name_after_update_ssa): Likewise.
16008 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16009 (dump_decl_set): Do not print a newline.
16010 (debug_decl_set): Do it here.
16011 (dump_update_ssa): And here.
16012 * tree-ssa-loop-im.c (move_computations): Adjust.
16013 (movement_possibility): Likewise.
16014 (determine_max_movement): Likewise.
16015 (gather_mem_refs_stmt): Likewise.
16016 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16017 or NAME_MEMORY_TAG.
16018 * tree-complex.c (update_all_vops): Remove.
16019 (expand_complex_move): Adjust.
16020 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16021 Simplify test for memory referencing statement. Exclude
16022 non-invariant ADDR_EXPRs.
16023 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16024 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16025 (rdg_flag_uses): Likewise.
16026 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16028 (tree_optimize_tail_calls_1): Also split the
16029 edge from the entry block if we have degenerate PHI nodes in
16030 the first basic block.
16031 * tree.c (init_ttree): Remove memory-tag related code.
16032 (tree_code_size): Likewise.
16033 (tree_node_structure): Likewise.
16034 (build7_stat): Re-write to be build6_stat.
16035 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16036 (SSA_VAR_P): Adjust.
16037 (struct tree_memory_tag): Remove.
16038 (struct tree_memory_partition_tag): Likewise.
16039 (union tree_node): Adjust.
16040 (build7): Re-write to be build6.
16041 * tree-pass.h (pass_reset_cc_flags): Remove.
16042 (TODO_update_address_taken): New flag.
16043 (pass_simple_dse): Remove.
16044 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16045 * params.h (MAX_ALIASED_VOPS): Remove.
16046 (AVG_ALIASED_VOPS): Likewise.
16047 * omp-low.c (expand_omp_taskreg): Update SSA form.
16048 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16049 aliases the lhs in a copy stmt.
16050 * tree-ssa-dse.c (struct address_walk_data): Remove.
16051 (memory_ssa_name_same): Likewise.
16052 (memory_address_same): Likewise.
16053 (get_kill_of_stmt_lhs): Likewise.
16054 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16055 unused stores. Look through PHI nodes into post-dominated regions.
16056 (dse_optimize_stmt): Simplify. Properly remove stores.
16057 (tree_ssa_dse): Compute dominators.
16058 (execute_simple_dse): Remove.
16059 (pass_simple_dse): Likewise.
16060 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16061 gimple_loaded_syms and gimple_stored_syms computation.
16062 * toplev.c (dump_memory_report): Dump alias and pta stats.
16063 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16064 (vn_reference_eq): Likewise.
16065 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16066 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16067 valueize_vuses): Remove.
16068 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16069 (get_def_ref_stmt_vuse): ... this.
16070 (vn_reference_lookup_2): New function.
16071 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16072 walking equivalent vuses. Simplify.
16073 (vn_reference_lookup): Likewise.
16074 (vn_reference_insert): Likewise.
16075 (vn_reference_insert_pieces): Likewise.
16076 (visit_reference_op_call): Simplify.
16077 (visit_reference_op_load): Likewise.
16078 (visit_reference_op_store): Likewise.
16079 (init_scc_vn): Remove shared_lookup_vuses initialization.
16080 (free_scc_vn): Remove shared_lookup_vuses freeing.
16081 (sort_vuses, sort_vuses_heap): Remove.
16082 (get_ref_from_reference_ops): Export.
16083 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16084 vector with single vuse pointer.
16085 (vn_reference_lookup_pieces, vn_reference_lookup,
16086 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16087 (shared_vuses_from_stmt): Remove.
16088 (get_ref_from_reference_ops): Declare.
16089 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16090 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16091 memory-tag related code.
16092 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16093 (likely_value): Add comment, skip static-chain of call statements.
16094 (surely_varying_stmt_p): Adjust.
16095 (gimplify_and_update_call_from_tree): Likewise.
16096 (execute_fold_all_builtins): Do not rebuild alias info.
16097 (gimplify_and_update_call_from_tree): Properly update VOPs.
16098 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16099 (copy_ref_info): Remove memory-tag related code.
16100 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16101 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16102 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16104 * tree-ssa-dom.c (gimple_p): Remove typedef.
16105 (eliminate_redundant_computations): Adjust.
16106 (record_equivalences_from_stmt): Likewise.
16107 (avail_expr_hash): Likewise.
16108 (avail_expr_eq): Likewise.
16109 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16110 (stmt_makes_single_load): Likewise.
16111 (stmt_makes_single_store): Likewise.
16112 * tree-ssa-alias.c: Rewrite completely.
16113 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16114 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16115 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16116 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16117 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16118 Remove public functions.
16119 (pass_reset_cc_flags): Remove.
16120 (pass_build_alias): Move ...
16121 * tree-ssa-structalias.c (pass_build_alias): ... here.
16122 * tree-ssa-alias.c (may_be_aliased): Move ...
16123 * tree-flow-inline.h (may_be_aliased): ... here.
16124 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16125 count_uses_and_derefs): Move ...
16126 * gimple.c: ... here.
16127 * gimple.h (count_uses_and_derefs): Declare.
16128 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16129 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16130 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16131 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16132 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16133 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16134 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16136 * tree-dfa.c (refs_may_alias_p): Move ...
16137 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16138 * tree-ssa-alias.h: New file.
16139 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16140 (statement_sink_location): Likewise.
16141 * opts.c (decode_options): Do not adjust max-aliased-vops or
16142 avg-aliased-vops values.
16143 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16144 (TV_CALL_CLOBBER): Likewise.
16145 (TV_FLOW_SENSITIVE): Likewise.
16146 (TV_FLOW_INSENSITIVE): Likewise.
16147 (TV_MEMORY_PARTITIONING): Likewise.
16148 (TV_ALIAS_STMT_WALK): New timevar.
16149 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16150 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16151 (get_address_description): Remove memory-tag related code.
16152 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16153 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16154 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16155 and immediate uses in statements. Document.
16156 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16157 (dump_symbols): Remove.
16158 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16159 * alias.c (get_deref_alias_set): New function split out from ...
16160 (get_alias_set): ... here.
16161 * alias.h (get_deref_alias_set): Declare.
16162 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16163 type parameter. Remove restrict pointer handling. Create a
16164 ref-all pointer in case type-based alias sets do not conflict.
16165 (vect_analyze_data_refs): Remove SMT related code.
16166 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16167 (vectorizable_load): Likewise.
16168 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16169 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16170 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16171 Ignore vops and SMTs.
16172 (dr_analyze_alias): Likewise..
16173 (free_data_ref): Likewise.
16174 (create_data_ref): Likewise.
16175 (analyze_all_data_dependences): Likewise.
16176 (get_references_in_stmt): Adjust.
16177 * tree-flow-inline.h (gimple_aliases_computed_p,
16178 gimple_addressable_vars, gimple_call_clobbered_vars,
16179 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16180 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16181 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16182 gimple_mem_ref_stats): Remove.
16183 (gimple_vop): New function.
16184 (op_iter_next_use): Remove vuses and mayuses cases.
16185 (op_iter_next_def): Remove vdefs case.
16186 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16187 (clear_and_done_ssa_iter): Do not set removed fields.
16188 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16189 Assert we are not iterating over vuses or vdefs if not also
16190 iterating over uses or defs.
16191 (op_iter_init_use): Likewise.
16192 (op_iter_init_def): Likewise.
16193 (op_iter_next_vdef): Remove.
16194 (op_iter_next_mustdef): Likewise.
16195 (op_iter_init_vdef): Likewise.
16196 (compare_ssa_operands_equal): Likewise.
16197 (link_use_stmts_after): Handle vuse operand.
16198 (is_call_used): Use is_call_clobbered.
16199 (is_call_clobbered): Global variables are always call clobbered,
16200 query the call-clobbers bitmap.
16201 (mark_call_clobbered): Ignore global variables.
16202 (clear_call_clobbered): Likewise.
16203 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16204 virtual operands sanity check.
16205 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16207 (TARGET_MEM_REF): Remove TMR_TAG operand.
16208 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16209 Remove call-clobber related code.
16210 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16211 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16212 partitions or escape reason.
16213 (get_single_def_stmt, get_single_def_stmt_from_phi,
16214 get_single_def_stmt_with_phi): Remove.
16215 (dump_referenced_vars): Tidy.
16216 (get_ref_base_and_extent): Allow bare decls.
16217 (collect_dfa_stats): Adjust.
16218 * graphite.c (rename_variables_in_stmt): Adjust.
16219 (graphite_copy_stmts_from_block): Likewise.
16220 (translate_clast): Likewise.
16221 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16223 (translate_vuse_through_block): Use the oracle.
16224 (phi_translate_1): Adjust.
16225 (value_dies_in_block_x): Use the oracle. Cache the outcome
16227 (valid_in_sets): Check if the VUSE for
16228 a REFERENCE is available.
16229 (eliminate): Do not remove stmts during elimination,
16230 instead queue and remove them afterwards.
16231 (do_pre): Do not rebuild alias info.
16232 (pass_pre): Run TODO_rebuild_alias before PRE.
16233 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16234 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16235 (mark_all_v_defs_stmt): Remove.
16236 (mark_all_v_defs_seq): Adjust.
16237 (sra_replace): Likewise.
16238 (scalarize_use): Likewise.
16239 (scalarize_copy): Likewise.
16240 (scalarize_init): Likewise.
16241 (scalarize_ldst): Likewise.
16242 (todoflags): Remove.
16243 (tree_sra): Do not rebuild alias info.
16244 (tree_sra_early): Adjust.
16245 (pass_sra): Run TODO_update_address_taken before SRA.
16246 * tree-predcom.c (set_alias_info): Remove.
16247 (prepare_initializers_chain): Do not call it.
16248 (mark_virtual_ops_for_renaming): Adjust.
16249 (mark_virtual_ops_for_renaming_list): Remove.
16250 (initialize_root_vars): Adjust.
16251 (initialize_root_vars_lm): Likewise.
16252 (prepare_initializers_chain): Likewise.
16253 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16254 (may_propagate_copy_into_stmt): Likewise.
16255 (merge_alias_info): Do nothing for now.
16256 (propagate_tree_value_into_stmt): Adjust.
16257 (stmt_may_generate_copy): Likewise.
16258 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16259 not mark symbols for renaming.
16260 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16261 with the same statement, make sure to update the new pointed-to one.
16262 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16263 call statements, do not mark symbols for renaming.
16264 (mark_operand_necessary): Dump something.
16265 (ref_may_be_aliased): New function.
16266 (mark_aliased_reaching_defs_necessary_1): New helper function.
16267 (mark_aliased_reaching_defs_necessary): Likewise.
16268 (mark_all_reaching_defs_necessary_1): Likewise.
16269 (mark_all_reaching_defs_necessary): Likewise.
16270 (propagate_necessity): Do not process virtual PHIs. For
16271 non-aliased loads mark all reaching definitions as necessary.
16272 For aliased loads and stores mark the immediate dominating
16273 aliased clobbers as necessary.
16274 (visited): New global static.
16275 (perform_tree_ssa_dce): Free visited bitmap after propagating
16277 (remove_dead_phis): Perform simple dead virtual PHI removal.
16278 (remove_dead_stmt): Properly unlink virtual operands when
16280 (eliminate_unnecessary_stmts): Schedule PHI removal after
16282 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16283 (process_replaceable): Likewise.
16284 (find_replaceable_in_bb): Likewise.
16285 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16286 based on the single gimple vop.
16287 (verify_flow_insensitive_alias_info): Remove.
16288 (verify_flow_sensitive_alias_info): Likewise.
16289 (verify_call_clobbering): Likewise.
16290 (verify_memory_partitions): Likewise.
16291 (verify_alias_info): Likewise.
16292 (verify_ssa): Adjust..
16293 (execute_update_addresses_taken): Export. Update SSA
16294 manually. Optimize only when optimizing. Use a local bitmap.
16295 (pass_update_address_taken): Remove TODO_update_ssa, add
16297 (pass_update_address_taken): Just use TODO_update_address_taken.
16298 (init_tree_ssa): Do not initialize addressable_vars.
16299 (verify_ssa): Verify new VUSE / VDEF properties.
16300 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16301 Do not call verify_alias_info.
16302 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16303 Do not free the loaded and stored syms bitmaps. Reset the escaped
16304 and callused solutions. Do not free addressable_vars.
16305 Remove memory-tag related code.
16306 (warn_uninitialized_var): Aliases are always available.
16307 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16308 * lambda-code.c (can_put_in_inner_loop): Adjust.
16309 (can_put_after_inner_loop): Likewise.
16310 (perfect_nestify): Likewise.
16311 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16312 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16313 (vectorizable_conversion): Do not mark symbols for renaming.
16314 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16315 (expand_call_inline): Unlink the calls virtual operands before
16317 (tree_function_versioning): Do not call update_ssa if we are not
16318 updating clones. Simplify.
16319 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16320 (propagate_with_phi): Likewise..
16321 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16322 clobber code. Assert we are not aliased or global.
16323 * tree-flow.h: Include tree-ssa-alias.h
16324 (enum escape_type): Remove.
16325 (struct mem_sym_stats_d): Likewise.
16326 (struct mem_ref_stats_d): Likewise.
16327 (struct gimple_df): Add vop member. Remove global_var,
16328 call_clobbered_vars, call_used_vars, addressable_vars,
16329 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16330 escaped and callused members.
16331 (struct ptr_info_def): Remove all members, add points-to solution
16333 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16334 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16335 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16336 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16337 (tree-ssa-alias.o): Likewise.
16338 (toplev.o): Add tree-ssa-alias.h
16339 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16340 * gimple.c (gimple_set_bb): Fix off-by-one error.
16341 (is_gimple_reg): Do not handle memory tags.
16342 (gimple_copy): Also copy virtual operands.
16343 Delay updating the statement. Do not reset loaded and stored syms.
16344 (gimple_set_stored_syms): Remove.
16345 (gimple_set_loaded_syms): Likewise.
16346 (gimple_call_copy_skip_args): Copy the virtual operands
16347 and mark the new statement modified.
16348 * tree-ssa-structalias.c (may_alias_p): Remove.
16349 (set_uids_in_ptset): Take the alias set to prune with as
16350 parameter. Fold in the alias test of may_alias_p.
16351 (compute_points_to_sets): Compute whether a ptr is dereferenced
16352 in a local sbitmap.
16353 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16354 other ADDRESSOF constraints on the lhs.
16355 (get_constraint_for_component_ref): Assert that we don't get
16356 ADDRESSOF constraints from the base of the reference.
16357 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16358 (struct variable_info): Remove collapsed_to member.
16359 (get_varinfo_fc): Remove.
16360 (new_var_info): Do not set collapsed_to.
16361 (dump_constraint): Do not follow cycles.
16362 (dump_constraint_graph): Likewise.
16363 (build_pred_graph): Likewise.
16364 (build_succ_graph): Likewise.
16365 (rewrite_constraints): Likewise.
16366 (do_simple_structure_copy): Remove.
16367 (do_rhs_deref_structure_copy): Remove.
16368 (do_lhs_deref_structure_copy): Remove.
16369 (collapse_rest_of_var): Remove.
16370 (do_structure_copy): Re-implement.
16371 (pta_stats): New global variable.
16372 (dump_pta_stats): New function.
16373 (struct constraint_expr): Make offset signed.
16374 (UNKNOWN_OFFSET): Define special value.
16375 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16376 (solution_set_expand): New helper function split out from ...
16377 (do_sd_constraint): ... here.
16378 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16379 (do_ds_constraint): Likewise.
16380 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16381 and CALLUSED = *CALLUSED.
16382 (set_union_with_increment): Make inc argument signed.
16383 (type_safe): Remove.
16384 (get_constraint_for_ptr_offset): Handle unknown and negative
16386 (first_vi_for_offset): Handle offsets before start. Bail
16387 out early for offsets beyond the variable extent.
16388 (first_or_preceding_vi_for_offset): New function.
16389 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16390 Together with ESCAPED = *ESCAPED this properly computes reachability.
16391 (find_what_var_points_to): New function.
16392 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16393 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16394 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16395 pt_solutions_intersect): New functions.
16396 (compute_call_used_vars): Remove.
16397 (compute_may_aliases): New main entry into PTA computation.
16398 * gimple.h (gimple_p): New typedef.
16399 (struct gimple_statement_base): Remove references_memory_p.
16400 (struct gimple_statement_with_memory_ops_base): Remove
16401 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16403 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16404 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16405 gimple_set_references_memory): Remove.
16406 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16407 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16409 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16410 (verify_expr): Allow RESULT_DECL.
16411 (gimple_duplicate_bb): Do not copy virtual operands.
16412 (gimple_duplicate_sese_region): Adjust.
16413 (gimple_duplicate_sese_tail): Likewise.
16414 (mark_virtual_ops_in_region): Remove.
16415 (move_sese_region_to_fn): Do not call it.
16416 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16417 and pass_simple_dse.
16418 (execute_function_todo): Handle TODO_update_address_taken,
16419 call execute_update_addresses_taken for TODO_rebuild_alias.
16420 (execute_todo): Adjust.
16421 (execute_one_pass): Init dump files early.
16422 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16424 (create_general_new_stmt): Clear vops.
16425 * tree-ssa-reassoc.c (get_rank): Adjust.
16426 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16427 symbols for renaming.
16428 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16429 (PARAM_AVG_ALIASED_VOPS): Likewise.
16430 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16431 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16432 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16433 (operand_build_cmp, copy_virtual_operands,
16434 create_ssa_artificial_load_stmt, add_to_addressable_set,
16435 gimple_add_to_addresses_taken): Remove public functions.
16436 (unlink_stmt_vdef): New function.
16438 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16440 * config.gcc (powerpc-*-linux*): Merge variants.
16442 2009-04-02 Chao-ying Fu <fu@mips.com>
16443 James Grosbach <james.grosbach@microchip.com>
16445 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16446 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16448 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16449 keep_interrupts_masked_p, use_debug_exception_return_p.
16450 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16451 keep_interrupts_masked, use_debug_exception_return.
16452 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16453 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16455 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16456 (mips_print_operand): Process COP0 registers to print $0 .. $31
16457 correctly for GAS to process.
16458 (mips_interrupt_extra_call_saved_reg_p): New function.
16459 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16461 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16462 (mips_compute_frame_info): Add supports for interrupt context that
16463 includes doubleword accumulators and COP0 registers.
16464 (mips_for_each_saved_acc): New function.
16465 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16466 mips_for_each_saved_reg.
16467 (mips_save_reg): Save accumulators.
16468 (mips_kernel_reg_p): A new for_each_rtx callback.
16469 (mips_expand_prologue): Support interrupt handlers.
16470 (mips_restore_reg): Restore accumulators.
16471 (mips_expand_epilogue): Support interrupt handlers.
16472 (mips_can_use_return_insn): Return false for interrupt handlers.
16473 (mips_epilogue_uses): New function.
16474 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16475 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16476 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16477 cop0_move): New instructions.
16478 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16479 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16481 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16483 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16484 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16485 interrupt handlers, we use K0 as the temporary register.
16486 (EPILOGUE_USES): Change to a function call.
16487 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16488 handlers, we use K0 as the temporary register.
16490 * doc/extend.texi (Function Attributes): Document interrupt,
16491 use_shadow_register_set, keep_interrupts_masked,
16492 use_debug_exception_return for MIPS attributes.
16494 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16496 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16497 Remove a number of t-files from tmake_file.
16498 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16499 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16500 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16501 target_prototype, not TARGET_PROTOTYPE.
16502 (LINK_OS_GNU_SPEC): Define.
16503 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16504 and darwin-ldoubdle.c.
16506 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16509 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16510 (cpp_options): Ditto.
16511 (default_compilers): Ditto.
16512 (display_help): Ditto.
16513 (process_command): Ditto.
16514 (do_spec_1): Ditto.
16515 (set_input): Use lbasename instead of duplicate code.
16516 (save_temps_prefix): New static for -save-temps=obj.
16517 (save_temps_length): Ditto.
16519 * doc/invoke.texi (-save-temps=obj): Document new variant to
16520 -save-temps switch.
16522 2009-04-02 Jeff Law <law@redhat.com>
16524 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16527 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16529 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16530 * configure: Regenerated.
16532 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16534 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16535 share the argument list.
16537 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16541 2009-02-12 Diego Novillo <dnovillo@google.com>
16543 * varpool.c (debug_varpool): New.
16544 * cgraph.h (debug_varpool): Declare.
16546 2009-04-02 Jan Hubicka <jh@suse.cz>
16548 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16551 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16553 * config/i386/i386.c (ix86_abi): Move initialization to ...
16554 (override_options): Here.
16556 2009-04-02 Christian Bruel <christian.bruel@st.com>
16558 * config/sh/sh.c (sh_dwarf_register_span): New function.
16559 (TARGET_DWARF_REGISTER_SPAN): Define.
16560 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16562 2009-04-02 Ira Rosen <irar@il.ibm.com>
16564 PR tree-optimization/39595
16565 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16566 interleaved loads group is not greater than the SLP group size.
16568 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16570 * builtins.c (is_builtin_name): New.
16571 (called_as_built_in): Use is_builtin_name.
16572 * tree.h (is_builtin_name): New.
16573 * varasm.c (incorporeal_function_p): Use is_builtin_name
16575 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16577 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16579 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16582 * c-decl.c (clone_underlying_type): Move this ...
16583 * c-common.c (set_underlying_type): ... here.
16584 Also, make sure the function properly sets TYPE_STUB_DECL() on
16585 the newly created typedef variant type.
16586 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16587 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16590 2009-04-02 Richard Guenther <rguenther@suse.de>
16592 PR tree-optimization/37221
16593 * tree-flow.h (degenerate_phi_result): Declare.
16594 * tree-ssa-dom.c (degenerate_phi_result): Export.
16595 * tree-scalar-evolution.c (analyze_initial_condition): If
16596 the initial condition is defined by a degenerate PHI node
16597 use the degenerate value.
16599 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16601 PR rtl-optimization/39588
16602 * combine.c (merge_outer_ops): Do not set the constant when this
16604 (simplify_shift_const_1): Do not modify it either in this case.
16606 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16608 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16609 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16611 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16614 * c-lex.c (interpret_float): Default (no suffix) is double.
16616 2009-04-1 Xinliang David Li <davidxl@google.com>
16618 * config/i386/i386.c (legitimate_constant_p): Recognize
16619 all one vector constant.
16621 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16623 * config/vax/vax.c: Add #includes to silence warnings.
16624 Change #include order to silence two warnings.
16626 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16628 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16629 (ASM_SPEC): Pass -k to the assembler for PIC code.
16631 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16633 * config.gcc: Add vax-*-linux* to the switch.
16634 * config/vax/linux.h: New file. (TARGET_VERSION,
16635 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16637 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16639 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16640 Use predicate macros instead of GET_CODE() == foo.
16641 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16642 ashlsi3, rotrsi3, <unnamed>): Likewise.
16644 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16646 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16647 jbbccihi, jbbccisi): Remova trailing whitespace.
16648 * config/vax/constraints.md: Likewise.
16649 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16650 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16651 * config/vax/predicates.md: Likewise.
16652 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16653 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16654 * config/vax/vax.h: Likewise.
16655 * config/vax/vax.md (nonlocal_goto): Likewise.
16657 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16659 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16660 (indirectable_address_p, adjacent_operands_p): Add spaces around
16662 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16664 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16666 * config/vax/vax.c (legitimate_constant_address_p,
16667 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16668 index_term_p, reg_plus_index_p, legitimate_address_p,
16669 vax_mode_dependent_address_p): Update comments to match functions
16670 modified by the recent int->bool conversion.
16672 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16674 * config/vax/builtins.md: Update copyright message.
16675 * config/vax/constraints.md: Likewise.
16676 * config/vax/netbsd-elf.h: Likewise.
16677 * config/vax/predicates.md: Likewise.
16678 * config/vax/vax-protos.h: Likewise.
16679 * config/vax/vax.c: Likewise.
16680 * config/vax/vax.h: Likewise.
16681 * config/vax/vax.md: Likewise.
16682 * config/vax/vax.opt: Likewise.
16684 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16686 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16687 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16688 * config/vax/constraints.md (B, R): Likewise.
16689 * config/vax/predicates.md (external_memory_operand,
16690 nonimmediate_addsub_di_operand): Likewise.
16691 * config/vax/vax.c (vax_output_int_add): Likewise.
16692 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16693 untyped_call): Likewise.
16695 2009-04-01 Matt Thomas <matt@3am-software.com>
16697 * config/vax/predicates.md: New file.
16698 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16699 external_const_operand, nonsymbolic_operand, external_memory_operand,
16700 indirect_memory_operand, indexed_memory_operand,
16701 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16702 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16704 * config/vax/constraints.md: New file.
16705 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16707 * config/vax/builtins.md: New file.
16708 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16709 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16711 * config/vax/vax.opt (mqmath): Add option.
16712 * config/vax/vax.md (isfx): Extend with DI.
16713 (VAXintQH, VAXintQHSD): Define.
16714 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16715 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16716 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16717 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16718 (movdi): Update constraints and use vax_output_int_move().
16719 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16720 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16721 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16722 nonlocal_goto): New.
16723 (mov<mode>): Extend accepted operand types.
16724 (subdi3_old): Rename from subdi3, change update constraints and use
16725 a new implementation.
16726 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16727 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16728 MOVE_RATIO, CLEAR_RATIO): Define.
16729 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16730 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16731 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16732 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16733 (split_quadword_operands): Make static and really allow variable
16735 (print_operand_address): Update for PIC generation.
16736 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16737 indexable_address_p, fixup_mathdi_operand,
16738 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16739 (vax_float_literal, legitimate_constant_p,
16740 indirectable_constant_address_p, index_term_p,
16741 reg_plus_index_p): Return bool instead of int.
16742 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16744 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16746 (vax_output_conditional_branch): Indent.
16747 (legitimate_constant_address_p, indirectable_constant_address_p,
16748 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16749 vax_mode_dependent_address_p): Return bool instead of int, update for
16751 * config/vax/vax-protos.h (legitimate_constant_address_p,
16752 legitimate_constant_p, legitimate_address_p,
16753 vax_mode_dependent_address_p): Change declaration to bool.
16754 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16755 vax_expand_addsub_di_operands, vax_output_int_subtract,
16756 vax_output_movmemsi): Declare.
16757 (split_quadword_operands, vax_float_literal): Delete declaration.
16758 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16759 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16760 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16761 ASM_OUTPUT_DWARF_PCREL): Define.
16762 (ASM_SPEC): Change definition to allow PIC generation.
16764 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16766 * doc/sourcebuild.texi: Update front-end requirements.
16768 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16771 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16772 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16773 (booldi3_internal3): Use boolean_or_operator instead of
16776 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16779 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16780 declarator whose size is not an integer constant expression but
16781 folds to an integer constant, then treat it as a constant
16784 2009-04-01 Richard Guenther <rguenther@suse.de>
16786 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16787 i * 4 + 2 to (i * 2 + 1) * 2.
16789 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16792 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16793 return if c_parser_asm_string_literal returned NULL.
16795 2009-04-01 Nick Clifton <nickc@redhat.com>
16797 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16799 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16800 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16801 other typedefs to avoid conflicts with libgcc2.c. Define labels
16802 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16804 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16805 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16808 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16810 * varasm.c (default_function_rodata_section): Declare DOT as
16813 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16814 Andrey Galkin <agalkin@hypercom.com>
16817 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16818 Make object_name unique for each process.
16820 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16823 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16824 addressable variables in the parallel that could go out of scope while
16825 running queued tasks.
16827 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16829 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16830 (CASE_VALUES_THRESHOLD): Redefine.
16831 * config/avr/avr.c (avr_override_options): Remove initialization of
16832 avr_case_values_threshold variable.
16833 (avr_case_values_threshold): Remove variable. Add new function.
16834 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16835 * config/avr/avr.opt (mno-tablejump): Remove option.
16836 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16838 2009-04-01 DJ Delorie <dj@redhat.com>
16840 * varasm.c (default_function_rodata_section): Don't assume
16841 anything about where the first '.' in the section name is.
16843 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16845 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16846 rs6000_emit_stack_tie.
16848 2009-03-31 Ian Lance Taylor <iant@google.com>
16850 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16851 gimple_code with GIMPLE_RESX, not RESX.
16853 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16855 * c-common.c (c_get_ident): New.
16856 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16858 2009-04-01 Ben Elliston <bje@au.ibm.com>
16860 * config/rs6000/sysv4.opt (msdata): Improve option description.
16862 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16864 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16865 (divdf3_internal_lat): Remove.
16866 (divxf3_internal_lat): Remove.
16867 (divxf3_internal_thr): Remove.
16868 (divxf): Use divxf3_internal.
16869 * config/ia64/div.md (divsf3_internal_lat): New.
16870 (divdf3_internal_lat): New.
16871 (divxf3_internal): New.
16873 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16876 * Makefile.in (USE_GCC_STDINT): Define.
16877 (stmp-int-hdrs): Install stdint.h if applicable.
16878 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16880 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16881 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16882 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16883 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16884 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16885 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16886 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16887 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16888 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16889 (c_common_nodes_and_builtins): Initialize
16890 underlying_wchar_type_node. Do not initialize
16891 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16892 nodes for new types.
16893 (c_stddef_cpp_builtins): Define macros for new types.
16894 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16896 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16897 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16898 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16899 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16900 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16901 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16902 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16903 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16904 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16905 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16906 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16907 int16_type_node, int32_type_node, int64_type_node,
16908 uint8_type_node, uint16_type_node, c_uint32_type_node,
16909 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16910 int_least32_type_node, int_least64_type_node,
16911 uint_least8_type_node, uint_least16_type_node,
16912 uint_least32_type_node, uint_least64_type_node,
16913 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16914 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16915 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16916 uintptr_type_node): Define.
16917 * c-cppbuiltin.c (builtin_define_constants,
16918 builtin_define_type_minmax): New.
16919 (builtin_define_stdint_macros): Define more macros.
16920 (c_cpp_builtins): Define more limit macros.
16921 (type_suffix): New.
16922 (builtin_define_type_max): Define in terms of
16923 builtin_define_type_minmax. Remove is_long parameter. All
16925 * config.gcc (use_gcc_stdint): Define.
16926 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16927 Add newlib-stdint.h for generic targets.
16928 * config/glibc-stdint.h, config/newlib-stdint.h,
16929 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16930 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16931 * config/score/score.h (UINTPTR_TYPE): Define.
16932 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16933 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16934 UINT64_TYPE, 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): Define.
16940 * config/spu/spu.h (STDINT_LONG32): Define.
16941 * configure.ac (use_gcc_stdint): Substitute.
16942 * configure: Regenerate.
16943 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16944 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16945 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16946 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16947 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16948 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16949 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16950 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16951 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16952 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16953 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16954 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16955 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16956 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16957 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16958 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16959 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16960 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16961 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16962 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16963 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16964 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16965 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16966 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16967 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16968 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16969 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16970 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16971 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16973 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16975 * loop-iv.c (suitable_set_for_replacement): Renamed from
16976 simplify_using_assignment; changed to return bool and to accept new
16977 args DEST and SRC. Return true iff we find a source/destination pair
16978 that can be used to make a replacement, and fill SRC and DEST if so.
16979 Remove arg ALTERED. Don't deal with altered regs here. All callers
16981 (simplify_using_initial_values): Deal with altered regs here and track
16982 more precisely the effect they have on the validity of our expression.
16984 * loop-iv.c (simplify_using_condition): A condition of the form
16985 (EQ REG CONST) can be used to simply make a substitution.
16986 (simplify_using_initial_values): Keep track of conditions we have seen
16987 and keep using them to simplify new expressions, while applying the
16988 same substitutions to them as to the expression.
16990 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16991 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16994 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16995 changed. Use this when trying to improve the upper bound.
16996 Generate the comparison by using simplify_gen_relational.
16998 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17000 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17002 (simplify_using_assignment, simplify_using_initial_values): Call
17003 replace_in_expr to make replacements. Call replace_single_def_regs
17004 once on the initial version of the expression.
17006 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17009 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17011 2009-03-31 Richard Guenther <rguenther@suse.de>
17013 PR middle-end/31029
17014 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17015 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17017 2009-03-31 Richard Guenther <rguenther@suse.de>
17019 * tree.h (div_if_zero_remainder): Declare.
17020 * fold-const.c (div_if_zero_remainder): Export.
17021 * tree-ssa-forwprop.c
17022 (forward_propagate_addr_into_variable_array_index): Handle
17023 constant array index addition outside of the variable index.
17025 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17028 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17029 define_splits, floatunssi<mode>2): Require x87 conversions from
17030 DImode to be permitted.
17032 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17034 PR preprocessor/15638
17035 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17037 2009-03-31 Richard Guenther <rguenther@suse.de>
17039 PR middle-end/23401
17040 PR middle-end/27810
17041 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17042 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17043 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17044 a separate statement.
17045 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17046 (lookup_tmp_var): Likewise.
17047 (is_gimple_formal_tmp_or_call_rhs): Remove.
17048 (is_gimple_reg_or_call_rhs): Rename to ...
17049 (is_gimple_reg_rhs_or_call): ... this.
17050 (is_gimple_mem_or_call_rhs): Rename to ...
17051 (is_gimple_mem_rhs_or_call): ... this.
17052 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17053 DECL_GIMPLE_REG_P only if is_formal is true.
17054 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17055 for non-proper post-modify expression gimplification.
17056 (gimplify_self_mod_expr): For post-modify expressions gimplify
17057 the lvalue to a minimal lvalue.
17058 (rhs_predicate_for): Remove formal temp case.
17059 (gimplify_modify_expr_rhs): Likewise.
17060 (gimplify_addr_expr): Use is_gimple_reg.
17061 (gimplify_expr): Remove formal temp cases.
17062 (gimple_regimplify_operands): Likewise.
17063 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17064 and FILTER_EXPR like constants.
17065 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17067 (is_gimple_formal_tmp_rhs): Remove.
17068 (is_gimple_reg_rhs): Remove special casing.
17069 (is_gimple_mem_rhs): Fix.
17070 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17071 (is_gimple_formal_tmp_var): Remove.
17072 (is_gimple_formal_tmp_reg): Likewise.
17073 (is_gimple_min_lval): Allow invariant component ref parts.
17074 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17075 is_gimple_formal_tmp_reg): Remove declarations.
17076 * tree-cfg.c (verify_expr): Verify that variables with address
17077 taken do not have DECL_GIMPLE_REG_P set.
17078 * tree-mudflap.c (mf_build_check_statement_for): Use
17079 force_gimple_operand instead of gimplify_expr.
17081 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17083 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17084 schedulable rows to compute_split_row.
17086 2009-03-31 Ben Elliston <bje@au.ibm.com>
17089 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17092 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17094 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17095 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17096 * configure: Regenerate.
17097 * config.in: Regenerate.
17098 * config/rs6000/rs6000.opt (mtls-markers): Add.
17099 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17100 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17101 (tls_ld_aix, tls_ld_sysv): Likewise.
17102 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17103 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17105 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17107 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17109 2009-03-30 Jan Hubicka <jh@suse.cz>
17111 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17113 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17114 detection and label handling.
17116 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17118 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17119 left_conflicts_size.
17120 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17121 ALLOCNO_LEFT_CONFLICTS_SIZE.
17123 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17124 remove_allocno_from_bucket_and_push,
17125 allocno_spill_priority_compare, push_allocnos_to_stack,
17126 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17127 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17128 (setup_allocno_left_conflicts_num): Ditto. Rename to
17129 setup_allocno_left_conflicts_size.
17130 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17131 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17132 setup_allocno_left_conflicts_size instead of
17133 setup_allocno_left_conflicts_num.
17135 * ira-build.c (ira_create_allocno): Use
17136 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17137 ALLOCNO_LEFT_CONFLICTS_NUM.
17139 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17141 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17142 instead of DF_LR_OUT.
17144 * ira-lives.c (process_bb_node_lives): Ditto.
17146 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17147 instead of DF_LR_{OUT,IN}.
17149 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17151 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17153 2009-03-30 Jan Hubicka <jh@suse.cz>
17155 * except.c (label_to_region_map): Fix thinko.
17157 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17159 PR middle-end/38237
17160 * tree.h (tree_find_value): New declaration.
17161 * tree.c (tree_find_value): New function.
17162 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17164 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17167 * c-decl.c (struct c_binding): Add locus field.
17168 (bind): Add locus argument, set locus field from it.
17169 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17170 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17171 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17172 implicitly_declare, undeclared_variable, lookup_label,
17173 declare_label, c_make_fname_decl, c_builtin_function,
17174 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17177 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17180 * config/i386/i386.c (classify_argument): Check total size of
17183 2009-03-30 Martin Jambor <mjambor@suse.cz>
17185 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17186 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17187 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17190 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17191 seen_variable_array_ref while also traversing a union.
17193 * tree-inline.c (optimize_inline_calls): Do not call
17194 cgraph_node_remove_callees.
17195 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17196 (pass_remove_cgraph_callee_edges): New variable.
17197 * passes.c (init_optimization_passes): Add
17198 pass_remove_cgraph_callee_edges after early inlining and before all
17199 late intraprocedural passes.
17201 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17203 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17205 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17206 Fix typos in names.
17208 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17210 * combine.c (simplify_comparison): Use have_insn_for.
17211 * dojump.c (do_jump): Likewise.
17213 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17215 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17216 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17217 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17218 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17219 instead of sparc_compare_emitted.
17220 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17221 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17222 instead of sparc_compare_emitted.
17224 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17226 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17227 enter/exit cfglayout mode.
17228 (pass_partition_block): Require it.
17229 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17230 (combine_instructions): Track basic blocks instead of labels.
17231 (update_cfg_for_uncondjump): New.
17232 (try_combine): Use it. Update jumps after rescanning.
17233 (pass_combine): Require PROP_cfglayout.
17234 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17236 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17238 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17239 Provide/destroy PROP_cfglayout respectively.
17240 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17241 * tree-pass.h (PROP_cfglayout): New.
17243 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17245 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17246 fold_convert_const_fixed_from_fixed,
17247 fold_convert_const_fixed_from_int,
17248 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17249 set TREE_CONSTANT_OVERFLOW.
17250 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17251 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17253 2009-03-30 Ira Rosen <irar@il.ibm.com>
17255 * tree-vect-loop-manip.c: New file.
17256 * tree-vectorizer.c: Update documentation and included files.
17257 (vect_loop_location): Make extern.
17258 (rename_use_op): Move to tree-vect-loop-manip.c
17259 (rename_variables_in_bb, rename_variables_in_loop,
17260 slpeel_update_phis_for_duplicate_loop,
17261 slpeel_update_phi_nodes_for_guard1,
17262 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17263 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17264 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17265 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17266 find_loop_location): Likewise.
17267 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17268 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17269 get_vectype_for_scalar_type, vect_is_simple_use,
17270 supportable_widening_operation, supportable_narrowing_operation):
17272 (bb_in_loop_p): Move to tree-vect-loop.c.
17273 (new_loop_vec_info, destroy_loop_vec_info,
17274 reduction_code_for_scalar_code, report_vect_op,
17275 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17276 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17277 (vect_supportable_dr_alignment): Likewise.
17278 * tree-vectorizer.h (tree-data-ref.h): Include.
17279 (vect_loop_location): Declare.
17280 Reorganize function declarations according to the new file structure.
17281 * tree-vect-loop.c: New file.
17282 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17283 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17284 * tree-vect-data-refs.c: New file.
17285 * tree-vect-patterns.c (timevar.h): Don't include.
17286 * tree-vect-stmts.c: New file.
17287 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17288 tree-vect-slp.c, tree-vect-loop.c.
17289 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17290 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17291 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17292 (tree-vect-analyze.o): Remove.
17293 (tree-vect-transform.o): Likewise.
17294 (tree-vect-data-refs.o): Add rule.
17295 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17296 tree-vect-slp.o): Likewise.
17297 (tree-vect-patterns.o): Remove redundant dependencies.
17298 (tree-vectorizer.o): Likewise.
17299 * tree-vect-slp.c: New file.
17301 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17303 * optc-gen.awk: Warn if an option flag has multiple different
17306 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17308 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17309 -floop-block): Document dependences on PPL, CLooG and Graphite.
17311 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17313 PR rtl-optimization/323
17314 * c-common.c (c_fully_fold, convert_and_check,
17315 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17316 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17317 * c-common.def (EXCESS_PRECISION_EXPR): New.
17318 * c-cppbuiltin.c (builtin_define_float_constants): Define
17319 constants with enough digits for long double.
17320 * c-lex.c (interpret_float): Interpret constant with excess
17321 precision where appropriate.
17322 * c-opts.c (c_common_post_options): Set
17323 flag_excess_precision_cmdline. Give an error for
17324 -fexcess-precision=standard for C++ for processors where the
17325 option is significant.
17326 * c-parser.c (c_parser_conditional_expression): Handle excess
17327 precision in condition.
17328 * c-typeck.c (convert_arguments): Handle arguments with excess
17330 (build_unary_op): Move excess precision outside operation.
17331 (build_conditional_expr): Likewise.
17332 (build_compound_expr): Likewise.
17333 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17334 (build_modify_expr): Handle excess precision in RHS.
17335 (convert_for_assignment): Handle excess precision in converted
17337 (digest_init, output_init_element, process_init_element): Handle
17338 excess precision in initializer.
17339 (c_finish_return): Handle excess precision in return value.
17340 (build_binary_op): Handle excess precision in operands and add
17341 excess precision as needed for operation.
17342 * common.opt (-fexcess-precision=): New option.
17343 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17344 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17345 For standard excess precision, output explicit conversion to and
17346 truncation from XFmode.
17347 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17348 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17349 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17350 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17351 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17352 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17353 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17354 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17355 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17356 define_splits, sqrt<mode>2): Disable where appropriate for
17357 standard excess precision.
17358 * convert.c (convert_to_real): Do not shorten arithmetic to type
17359 for which excess precision would be used.
17360 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17361 * doc/invoke.texi (-fexcess-precision=): Document option.
17362 (-mfpmath=): Correct index entry.
17363 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17364 flag_excess_precision): New.
17365 * langhooks.c (lhd_post_options): Set
17366 flag_excess_precision_cmdline.
17367 * opts.c (common_handle_option): Handle -fexcess-precision=.
17368 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17369 init_excess_precision): New.
17370 (lang_dependent_init_target): Call init_excess_precision.
17371 * tree.c (excess_precision_type): New.
17372 * tree.h (excess_precision_type): Declare.
17374 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17377 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17378 non-lvalue to component.
17380 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17382 PR preprocessor/34695
17383 * Makefile.in (c-opts.o): Depend on c-tree.h.
17384 * c-common.c: Move down include of diagnostic.h.
17385 (done_lexing, c_cpp_error): New.
17386 * c-common.h (done_lexing): Declare.
17387 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17389 * c-opts.c: Include c-tree.h.
17390 (c_common_init_options): Set preprocessor error callback.
17391 (c_common_handle_option): Do not set preprocessor
17392 inhibit_warnings, warnings_are_errors, warn_system_headers,
17393 pedantic_errors or inhibit_warnings flags.
17394 (c_common_post_options): Do not check cpp_errors (parse_in).
17395 (c_common_finish): Do not output dependencies if there were
17396 errors. Do not check return value of cpp_finish.
17397 * c-ppoutput.c (pp_file_change): Set input_location.
17398 * c-tree.h (c_cpp_error): Declare.
17399 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17401 (diagnostic_build_prefix): Check override_column.
17402 * diagnostic.h (diagnostic_info): Add override_column field.
17403 (diagnostic_override_column): Define.
17405 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17407 * c-common.c (c_expand_expr, c_staticp): Remove.
17408 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17409 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17410 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17411 * c-gimplify.c (gimplify_compound_literal_expr,
17412 optimize_compound_literals_in_ctor): Remove.
17413 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17414 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17415 * c-semantics.c (emit_local_var): Remove.
17417 * langhooks-def.h (lhd_expand_expr): Remove.
17418 * langhooks.c (lhd_expand_expr): Remove.
17419 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17421 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17422 handling from c-semantics.c; don't call into langhook.
17423 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17424 * gimplify.c (gimplify_compound_literal_expr,
17425 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17426 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17427 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17428 as was done in c-gimplify.c.
17429 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17430 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17431 Move from c-common.h.
17432 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17434 * tree.c (staticp): Do not call langhook.
17435 * langhooks.c (lhd_staticp): Delete.
17436 * langhooks-def.h (lhd_staticp): Delete prototype.
17437 (LANG_HOOKS_STATICP): Delete.
17438 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17440 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17441 instead of DECL_STMTs.
17443 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17451 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17453 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17454 contained expression.
17455 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17456 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17457 conditional expressions for C.
17458 (decl_constant_value_for_optimization): Move from
17459 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17460 whether optimizing and that the expression is a VAR_DECL not of
17461 array type instead of doing such checks in the caller. Do not
17462 check pedantic. Call gcc_unreachable for C++.
17463 * c-common.def (C_MAYBE_CONST_EXPR): New.
17464 * c-common.h (c_fully_fold, c_save_expr,
17465 decl_constant_value_for_optimization): New prototypes.
17466 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17467 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17468 EXPR_INT_CONST_OPERANDS): Define.
17469 * c-convert.c (convert): Strip nops from expression.
17470 * c-decl.c (groktypename): Take extra parameters expr and
17471 expr_const_operands. Update call to grokdeclarator.
17472 (start_decl): Update call to grokdeclarator. Add statement for
17473 expressions used in type of decl.
17474 (grokparm): Update call to grokdeclarator.
17475 (push_parm_decl): Update call to grokdeclarator.
17476 (build_compound_literal): Add parameter non_const and build a
17477 C_MAYBE_COSNT_EXPR if applicable.
17478 (grokdeclarator): Take extra parameters expr and
17479 expr_const_operands. Track expressions used in declaration
17480 specifiers and declarators. Fold array sizes and track whether
17481 they are constant expressions and whether they are integer
17482 constant expressions.
17483 (parser_xref_tag): Set expr and expr_const_operands fields in
17485 (grokfield): Update call to grokdeclarator.
17486 (start_function): Update call to grokdeclarator.
17487 (build_null_declspecs): Set expr and expr_const_operands fields in
17489 (declspecs_add_type): Handle expressions in typeof specifiers.
17490 * c-parser.c (c_parser_declspecs): Set expr and
17491 expr_const_operands fields for declaration specifiers.
17492 (c_parser_enum_specifier): Likewise.
17493 (c_parser_struct_or_union_specifier): Likewise.
17494 (c_parser_typeof_specifier): Likewise. Update call to
17495 groktypename. Fold expression as needed. Return expressions with
17496 type instead of adding statements.
17497 (c_parser_attributes): Update calls to c_parser_expr_list.
17498 (c_parser_statement_after_labels): Fold expression before passing
17499 to objc_build_throw_stmt.
17500 (c_parser_condition): Fold expression.
17501 (c_parser_asm_operands): Fold expression.
17502 (c_parser_conditional_expression): Use c_save_expr. Update call
17503 to build_conditional_expr.
17504 (c_parser_alignof_expression): Update call to groktypename.
17505 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17506 original_code. Fold expression argument of va_arg. Create
17507 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17508 argument to va_arg. Update calls to groktypename. Fold array
17509 index for offsetof. Verify that first argument to
17510 __builtin_choose_expr has integer type.
17511 (c_parser_postfix_expression_after_paren_type): Update calls to
17512 groktypename and build_compound_literal. Handle expressions with
17513 side effects in type name.
17514 (c_parser_postfix_expression_after_primary): Update call to
17515 c_parser_expr_list. Set original_code for calls to
17516 __builtin_constant_p.
17517 (c_parser_expr_list): Take extra parameter fold_p. Fold
17518 expressions if requested.
17519 (c_parser_objc_type_name): Update call to groktypename.
17520 (c_parser_objc_synchronized_statement): Fold expression.
17521 (c_parser_objc_receiver): Fold expression.
17522 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17523 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17524 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17525 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17526 (struct c_typespec): Add elements expr and expr_const_operands.
17527 (struct c_declspecs): Add elements expr and expr_const_operands.
17528 (groktypename, build_conditional_expr, build_compound_literal):
17530 (in_late_binary_op): Declare.
17531 * c-typeck.c (note_integer_operands): New function.
17532 (in_late_binary_op): New variable.
17533 (decl_constant_value_for_broken_optimization): Move to c-common.c
17534 and rename to decl_constant_value_for_optimization.
17535 (default_function_array_conversion): Do not strip nops.
17536 (default_conversion): Do not call
17537 decl_constant_value_for_broken_optimization.
17538 (build_array_ref): Do not fold result.
17539 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17540 result when operand is a VLA.
17541 (c_expr_sizeof_type): Update call to groktypename. Handle
17542 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17543 result when operand names a VLA type.
17544 (build_function_call): Update call to build_compound_literal.
17545 Only fold result for calls to __builtin_* functions. Strip
17546 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17547 the function designator.
17548 (convert_arguments): Fold arguments. Update call to
17549 convert_for_assignment.
17550 (build_unary_op): Handle increment and decrement of
17551 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17552 decrement earlier. Fold operand of increment and decrement.
17553 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17554 built for integer operand. Wrap returns that are INTEGER_CSTs
17555 without being integer constant expressions or that have integer
17556 constant operands without being INTEGER_CSTs.
17557 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17558 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17559 result is an integer constant expression or can be used in
17560 unevaluated parts of one and avoid folding and wrap as
17561 appropriate. Fold operands before possibly doing -Wsign-compare
17563 (build_compound_expr): Wrap result for C99 if operands can be used
17564 in integer constant expressions.
17565 (build_c_cast): Update call to digest_init. Do not ignore
17566 overflow from casting floating-point constants to integers. Wrap
17567 results that could be confused with integer constant expressions,
17568 null pointer constants or floating-point constants.
17569 (c_cast_expr): Update call to groktypename. Handle expressions
17570 included in type name.
17571 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17572 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17573 Update calls to convert_for_assignment.
17574 (convert_for_assignment): Take new parameter
17575 null_pointer_constant. Do not strip nops or call
17576 decl_constant_value_for_broken_optimization. Set
17577 in_late_binary_op for conversions to boolean.
17578 (store_init_value): Update call to digest_init.
17579 (digest_init): Take new parameter null_pointer_constant. Do not
17580 call decl_constant_value_for_broken_optimization. pedwarn for
17581 initializers not constant expressions. Update calls to
17582 convert_for_assignment.
17583 (constructor_nonconst): New.
17584 (struct constructor_stack): Add nonconst element.
17585 (really_start_incremental_init, push_init_level, pop_init_level):
17586 Handle constructor_nonconst and nonconst element.
17587 (set_init_index): Call constant_expression_warning for array
17589 (output_init_element): Fold value. Set constructor_nonconst as
17590 applicable. pedwarn for initializers not constant expressions.
17591 Update call to digest_init. Call constant_expression_warning
17592 where constant initializers are required.
17593 (process_init_element): Use c_save_expr.
17594 (c_finish_goto_ptr): Fold expression.
17595 (c_finish_return): Fold return value. Update call to
17596 convert_for_assignment.
17597 (c_start_case): Fold switch expression.
17598 (c_process_expr_stmt): Fold expression.
17599 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17600 ensure statement expression is not evaluated in constant expression.
17601 (build_binary_op): Track whether results are integer constant
17602 expressions or may occur in such, disable folding and wrap results
17603 as applicable. Fold operands for -Wsign-compare warnings unless
17605 (c_objc_common_truthvalue_conversion): Handle results folded to
17606 integer constants that are not integer constant expressions.
17607 * doc/extend.texi: Document when typeof operands are evaluated,
17608 that condition of __builtin_choose_expr is an integer constant
17609 expression, and more about use of __builtin_constant_p in
17612 2009-03-29 Richard Guenther <rguenther@suse.de>
17614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17615 propagate addresses of array references.
17617 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17619 * regmove.c (perhaps_ends_bb_p): Remove.
17620 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17621 from INSN and check that the main loop stays within that basic block.
17622 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17623 (regmove_forward_pass): Split out from regmove_optimize. Use
17624 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17625 (regmove_backward_pass): Split out from regmove_optimize. Use
17626 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17627 (regmove_optimize): Simplify.
17629 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17632 * config/i386/i386.c (classify_argument): Ignore flexible array
17633 member in struct and warn ABI change.
17635 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17637 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17639 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17640 (ix86_adjust_cost): Updated.
17642 2009-03-29 Jan Hubicka <jh@suse.cz>
17644 PR middle-end/28850
17645 * tree-pass.h (pass_cleanup_eh): New function.
17646 (remove_unreachable_regions): Break code handling RTL
17647 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17648 that can not be reached by runtime.
17649 (can_be_reached_by_runtime): New function.
17650 (label_to_region_map): New function.
17651 (num_eh_regions): New function.
17652 (rtl_remove_unreachable_regions): New function.
17653 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17654 (remove_eh_region): New function.
17655 * except.h: Include sbitmap and vecprim.
17656 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17657 num_eh_regions): Declare.
17658 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17659 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17660 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17661 (tree_empty_eh_handler_p): New function.
17662 (cleanup_empty_eh): New function.
17663 (cleanup_eh): New function.
17664 (pass_cleanup_eh): New function.
17666 2009-03-29 Jan Hubicka <jh@suse.cz>
17668 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17669 for removed regions.
17671 2009-03-29 Jan Hubicka <jh@suse.cz>
17673 * except.c (dump_eh_tree): Dump all datastructures.
17675 2009-03-29 Jan Hubicka <jh@suse.cz>
17677 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17678 (duplicate_eh_regions_1): Likewise.
17679 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17680 vector; call EH verification.
17681 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17682 Be ready for region being removed.
17684 2009-03-29 Jan Hubicka <jh@suse.cz>
17686 * bitmap.c (bitmap_last_set_bit): New function.
17687 * bitmap.h (bitmap_last_set_bit): Declare.
17689 2009-03-29 David Ayers <ayers@fsfe.org>
17692 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17693 by calling objc_compare_types and surpress warnings about
17694 incompatible C pointers that are compatible ObjC pointers.
17696 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17698 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17699 call initialize_inline_failed.
17700 (initialize_inline_failed): Move it from here ...
17701 * cgraph.c (initialize_inline_failed): ... to here.
17702 (cgraph_create_edge): Call initialize_inline_failed rather than
17703 setting inline_failed directly.
17705 2009-03-29 Ben Elliston <bje@au.ibm.com>
17708 * sysv4.opt (msdata): Improve comment.
17709 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17710 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17712 2009-03-29 Ben Elliston <bje@au.ibm.com>
17715 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17716 load and store attributes.
17718 2009-03-29 Ben Elliston <bje@au.ibm.com>
17720 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17721 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17722 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17723 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17724 __builtin_infq and __builtin_huge_valq.
17726 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17728 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17730 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17731 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17733 2009-03-28 Xinliang David Li <davidxl@google.com>
17735 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17736 (do_dbg_cnt): New function.
17738 2009-03-28 Jan Hubicka <jh@suse.cz>
17740 Merge from pretty-ipa:
17742 2009-03-27 Jan Hubicka <jh@suse.cz>
17744 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17745 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17746 * passes.c (function_called_by_processed_nodes_p): New.
17747 * ipa-pure-const.c (check_call): Fix handling of operands.
17748 (analyze_function): Dump debug output for skipped bodies.
17749 (local_pure_const): Use function_called_by_processed_nodes_p.
17750 * dwarf2out.c (reference_to_unused): Use output.
17751 * passes.c (do_per_function_toporder): Likewise.
17753 2008-11-12 Jan Hubicka <jh@suse.cz>
17755 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17756 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17757 state_set_in_source enum
17758 (check_decl): Ignore memory tags; do not set fake looping flags;
17760 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17761 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17762 (check_call, analyze_function): Rewrite.
17764 (add_new_function): Update call of analyze_function.
17765 (generate_summary): Add call of analyze_function.
17766 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17767 (local_pure_const): New function.
17768 (pass_local_pure_const): New pass.
17769 * ipa-inline.c (inline_transform): Set after_inlining.
17770 * tree-eh.c (stmt_can_throw_external): New.
17771 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17772 work with aliasing built.
17773 * tree-flow.h (stmt_can_throw_external): New.
17774 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17775 and local pure/const pass in early and late optimization queue.
17777 2009-03-28 Martin Jambor <mjambor@suse.cz>
17779 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17781 (fold_binary): Allow function decl aligment consideration is the
17782 second argument is integer constant one.
17783 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17784 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17785 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17787 2009-03-28 Jan Hubicka <jh@suse.cz>
17789 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17790 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17791 * function.h (rtl_data): Add nothrow flag.
17792 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17793 set DECL_NOTHROW for AVAILABLE functions.
17795 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17797 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17798 following vector keyword has expansion starting with pixel or bool
17799 keyword, expand vector to __vector and pixel or bool to __pixel or
17803 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17804 warn_if_disallowed_function_p): Removed.
17805 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17806 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17807 warning_if_disallowed_function_p.
17808 * flags.h (warn_if_disallowed_function_p,
17809 warn_disallowed_functions): Removed.
17810 * common.opt (Wdisallowed-function-list=): Removed.
17811 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17813 2009-03-28 Richard Guenther <rguenther@suse.de>
17815 PR tree-optimization/38723
17816 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17819 2009-03-28 Jan Hubicka <jh@suse.cz>
17821 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17822 test introduced by my previous patch.
17824 2009-03-28 Richard Guenther <rguenther@suse.de>
17826 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17827 the PHIs value undefined.
17829 2009-03-28 Jan Hubicka <jh@suse.cz>
17831 * tree-pass.h (pass_fixup_cfg): New pass.
17832 * ipa-inline.c (inline_transform): Set
17833 always_inline_functions_inlined/after_inlining.
17834 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17835 (pass_fixup_cfg): New pass.
17836 * passes.c (init_optimization_passes): Add fixup_cfg.
17838 2009-03-28 Richard Guenther <rguenther@suse.de>
17840 PR tree-optimization/38458
17841 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17842 argument use the arguments copy-of value.
17844 2009-03-28 Richard Guenther <rguenther@suse.de>
17846 PR tree-optimization/38180
17847 * tree-ssa-ccp.c (get_default_value): Simplify.
17848 (likely_value): Likewise.
17849 (surely_varying_stmt_p): Properly handle VOP case.
17850 (ccp_initialize): Likewise.
17851 (ccp_fold): Handle propagating through *&.
17852 (fold_const_aggregate_ref): Also handle decls.
17854 2009-03-28 Jan Hubicka <jh@suse.cz>
17856 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17857 * cgraph.h (cgraph_node): Likewise.
17858 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17859 (cgraph_reset_node): Use process flag.
17860 (cgraph_mark_functions_to_output): Likewise.
17861 (cgraph_expand_function): Likewise.
17862 (cgraph_expand_all_functions): Likewise.
17863 (cgraph_output_in_order): Likewise.
17864 * dwarf2out.c (reference_to_unused): Likewise.
17865 * passes.c do_per_function_toporder): Likewise.
17867 2009-03-28 Jan Hubicka <jh@suse.cz>
17869 Bring from lto-branch:
17871 2008-09-03 Doug Kwan <dougkwan@google.com>
17873 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17874 enums instead of reason strings.
17875 * cgraph.c (cgraph_create_edge): Same.
17876 (cgraph_inline_failed_string): New function.
17877 * cgraph.h (cgraph_inline_failed_t): New enum type.
17878 (cgraph_inline_failed_string): New prototype.
17879 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17880 char pointer to cgraph_inline_failed_t.
17881 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17882 (cgraph_default_inline_p): Ditto.
17883 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17884 to cgraph_inline_failed_t pointer.
17885 * cif-code.def: New file.
17886 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17888 (cgraph_check_inline_limits): Change type of REASON to pointer to
17889 cgraph_inline_failed_t. Replace reason strings with enums.
17890 (cgraph_default_inline_p): Ditto.
17891 (cgraph_recursive_inlining_p): Ditto.
17892 (update_caller_keys): Change type of FAILED_REASON to
17893 cgraph_inline_failed_t.
17894 (cgraph_set_inline_failed): Change type of REASON to pointer to
17895 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17896 convert enums to strings for text output.
17897 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17898 to be of type cgraph_inline_failed_t. Replace reason strings with
17899 enums. Call cgraph_inline_failed_string to covert enums
17900 to strings for text output.
17901 (cgraph_decide_inlining): Replace reason strings with enums.
17902 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17903 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17905 * tree-inline.c (expand_call_inline): Change type of REASON
17906 to cgraph_inline_failed_t. Replace reason strings with enums.
17907 Call cgraph_inline_failed_string for text output.
17908 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17911 2009-03-28 Jan Hubicka <jh@suse.cz>
17913 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17914 cgraph_clone_node): Remove master clone handling.
17915 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17916 * cgraph.h (master_clone): Remove.
17917 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17918 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17919 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17921 2009-03-28 Jan Hubicka <jh@suse.cz>
17923 * cgraph.c (cgraph_function_body_availability): Functions declared
17924 inline are always safe to assume that it is not going to be replaced.
17926 2009-03-28 Richard Guenther <rguenther@suse.de>
17928 PR tree-optimization/38513
17929 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17930 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17931 EXC_PTR_EXPR and FILTER_EXPR.
17932 (get_ref_from_reference_ops): Likewise.
17934 2009-03-28 Richard Guenther <rguenther@suse.de>
17936 PR tree-optimization/38968
17937 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17938 Use FLOOR_MOD_EXPR to compute misalignment.
17940 2009-03-28 Richard Guenther <rguenther@suse.de>
17942 PR tree-optimization/37795
17943 * tree.h (combine_comparisons): Declare.
17944 * fold-const.c (combine_comparisons): Export.
17945 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17947 (ifcombine_iforif): Use combine_comparisons.
17949 2009-03-28 Jan Hubicka <jh@suse.cz>
17951 * tree-eh.c (inlinable_call_p): New function.
17952 (make_eh_edges): Use it.
17953 (verify_eh_edges): Use it.
17954 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17955 * except.c (reachable_next_level): Add inlinable_function argument
17956 (sjlj_find_directly_reachable_regions): Update.
17957 (add_reachable_handler): Do not set saw_any_handlers.
17958 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17959 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17960 Add new inlinable call parameter.
17961 (can_throw_internal, can_throw_external): Update.
17962 * except.h (can_throw_internal_1, can_throw_external_1,
17963 foreach_reachable_handler): Update declaration.
17965 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17967 * config/arm/t-arm-coff, config/h8300/coff.h,
17968 config/i386/i386-aout.h, config/i386/i386-coff.h,
17969 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17970 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17971 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17972 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17973 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17974 sys-types.h: Remove.
17975 * Makefile.in: Remove protoize and fixproto support and references
17977 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17978 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17980 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17981 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17982 unprotoize$(exeext).
17983 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17984 (.PHONY): Don't depend on proto.
17985 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17986 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17987 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17988 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17989 build/gen-protos.o, build/scan.o, xsys-protos.h,
17990 build/fix-header$(build_exeext), build/fix-header.o,
17991 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17992 stmp-install-fixproto): Remove.
17993 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17994 SYSCALLS.c or fixproto files.
17995 (install-common): Don't install protoize.
17996 (install-headers-tar, install-headers-cpio, install-headers-cp):
17997 Don't depend on $(STMP_FIXPROTO).
17998 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17999 install fixproto files or write out fixproto settings.
18000 (uninstall): Don't uninstall protoize.
18001 * config.gcc (use_fixproto): Remove.
18002 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18003 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18004 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18005 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18006 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18007 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18008 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18009 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18010 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18011 * config/t-vxworks (STMP_FIXPROTO): Remove.
18012 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18013 STMP_FIXPROTO): Remove.
18014 * config.in, configure: Regenerate.
18015 * crtstuff.c (gid_t, uid_t): Don't undefine.
18016 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18017 (arm-*-coff, arm-*-aout: Remove target entries.
18018 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18019 Remove mention of AIX 4.1.
18020 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18021 * doc/invoke.texi (Running Protoize): Remove.
18022 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18023 (Protoize Caveats): Remove.
18024 * tsystem.h: Update comments on headers assumed to exist.
18026 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18028 * genautomata.c: Add a new year to the copyright. Add a new
18030 (struct insn_reserv_decl): Add comments for member bypass_list.
18031 (find_bypass): Remove.
18032 (insert_bypass): New.
18033 (process_decls): Use insert_bypass.
18034 (output_internal_insn_latency_func): Output all bypasses with the
18035 same input insn in one switch case.
18037 * rtl.def (define_bypass): Describe bypass choice.
18038 * doc/md.texi (define_bypass): Ditto.
18040 2009-03-27 Richard Guenther <rguenther@suse.de>
18042 * gimplify.c (mark_addressable): Export.
18043 * tree-flow.h (mark_addressable): Declare.
18044 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18045 * tree-ssa.c (verify_phi_args): Verify that address taken
18046 variables have TREE_ADDRESSABLE set.
18048 2009-03-27 Richard Guenther <rguenther@suse.de>
18050 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18051 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18052 Do not mark decls TREE_ADDRESSABLE.
18053 (build_fold_addr_expr): Adjust.
18054 (fold_addr_expr): Remove.
18055 (fold_unary): Use build_fold_addr_expr.
18056 (fold_comparison): Likewise.
18057 (split_address_to_core_and_offset): Likewise.
18058 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18060 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18061 (gimplify_modify_expr_to_memcpy): Mark source and destination
18063 * omp-low.c (create_omp_child_function): Mark the object decl
18065 (lower_rec_input_clauses): Mark the var we take the address of
18067 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18069 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18071 PR middle-end/39315
18072 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18073 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18075 2009-03-27 Richard Guenther <rguenther@suse.de>
18077 PR tree-optimization/39120
18078 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18080 (handle_lhs_call): Process return constraints. Add escape
18081 constraints if necessary.
18082 (handle_const_call): Fill out return constraints. Make nested
18083 case more precise. Avoid consttmp if possible.
18084 (handle_pure_call): Fill out return constraints. Avoid
18085 callused if possible.
18086 (find_func_aliases): Simplify call handling.
18088 2009-03-27 Richard Guenther <rguenther@suse.de>
18090 PR tree-optimization/39120
18091 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18092 as a representative.
18093 (solve_graph): Do propagate CALLUSED.
18094 (handle_pure_call): Use a scalar constraint from CALLUSED for
18096 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18099 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18102 * c-common.c (handle_aligned_attribute): Properly check alignment
18103 overflow. Use (1U << i) instead of (1 << i).
18105 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18107 * expr.h (get_mem_align_offset): Updated.
18109 * tree.h (tree_decl_common): Change align to "unsigned int" and
18110 move it before pointer_alias_set.
18112 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18113 Jakub Jelinek <jakub@redhat.com>
18116 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18117 gr_register_operand with gr_reg_or_0_operand.
18118 (cmpxchg_rel_di): Likewise.
18119 (sync_lock_test_and_set<mode>): Likewise.
18121 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18123 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18124 (true_regnum): Likewise.
18126 * rtlanal.c (subreg_info): Moved to ...
18127 * rtl.h (subreg_info): Here. New.
18128 (subreg_get_info): New.
18130 * rtlanal.c (subreg_get_info): Make it extern.
18132 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18135 * config/i386/i386.c (ix86_abi): New.
18136 (override_options): Handle -mabi=.
18137 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18138 (ix86_call_abi_override): Likewise.
18139 (init_cumulative_args): Likewise.
18140 (function_arg_advance): Likewise.
18141 (function_arg_64): Likewise.
18142 (function_arg): Likewise.
18143 (ix86_pass_by_reference): Likewise.
18144 (ix86_function_value_regno_p): Likewise.
18145 (ix86_build_builtin_va_list_abi): Likewise.
18146 (setup_incoming_varargs_64): Likewise.
18147 (is_va_list_char_pointer): Likewise.
18148 (ix86_init_machine_status): Likewise.
18149 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18150 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18151 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18152 (ix86_function_abi): Make it static and return enum calling_abi.
18153 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18155 (ix86_fn_abi_va_list): Updated.
18157 * config/i386/i386.h (ix86_abi): New.
18158 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18159 (CONDITIONAL_REGISTER_USAGE): Likewise.
18160 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18161 (machine_function): Likewise.
18163 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18165 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18166 (STACK_BOUNDARY): Likewise.
18167 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18169 * config/i386/i386.opt (mabi=): New.
18171 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18172 return enum calling_abi.
18173 (ix86_function_type_abi): Likewise.
18174 (ix86_function_abi): Removed.
18176 * doc/invoke.texi: Document -mabi= option for x86.
18178 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18180 * builtins.c (real_dconstp): Delete.
18181 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18183 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18184 Jakub Jelinek <jakub@redhat.com>
18187 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18188 (gen_subprogram_die): When a function is explicit, generate the
18189 DW_AT_explicit attribute.
18190 * langhooks.h (struct lang_hooks_for_decls): Add
18191 function_decl_explicit_p langhook.
18192 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18193 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18195 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18197 * builtins.c (fold_builtin_memory_op): Optimize memmove
18198 into memcpy if we can prove source and destination don't overlap.
18200 * tree-inline.c: Include gt-tree-inline.h.
18201 (clone_fn_id_num): New variable.
18202 (clone_function_name): New function.
18203 (tree_function_versioning): Use it.
18204 * Makefile.in (GTFILES): Add tree-inline.c.
18206 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18208 * BASE-VER: Change to 4.5.0.
18210 2009-03-27 Xinliang David Li <davidxl@google.com>
18212 PR tree-optimization/39557
18213 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18215 2009-03-27 Xinliang David Li <davidxl@google.com>
18217 PR tree-optimization/39548
18218 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18221 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18223 * c-common.c (pointer_int_sum): Use %wd on return from
18226 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18228 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18229 on return from tree_low_cst.
18231 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18234 * ginclude/stdarg.h (va_copy): Define also for
18235 __GXX_EXPERIMENTAL_CXX0X__.
18237 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18240 * builtins.h (c_strlen): Do not warn here.
18241 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18242 * c-common.c (pointer_int_sum): Take an explicit location.
18243 Warn about offsets out of bounds.
18244 * c-common.h (pointer_int_sum): Adjust declaration.
18246 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18248 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18251 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18254 * opts.c (warn_if_disallowed_function_p): Don't assume
18255 get_callee_fndecl must return non-NULL.
18257 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18259 PR rtl-optimization/39522
18260 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18261 when reg_reloaded_valid is set.
18263 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18265 * config/spu/divv2df3.c: New file.
18266 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18267 (DPBIT_FUNCS): Filter out _div_df.
18269 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18271 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18272 a jump insn, count that jump in the distance to the loop start.
18274 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18277 * config/sh/sh.c (calc_live_regs): Fix condition for global
18278 registers except PIC_OFFSET_TABLE_REGNUM.
18280 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18283 * doc/invoke.texi (-mconsole): New.
18285 (-mno-cygwin): New.
18287 (-mnop-fun-dllimport): New.
18291 (sub section "i386 and x86-64 Windows Options"): New.
18293 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18295 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18296 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18298 2009-03-25 Richard Guenther <rguenther@suse.de>
18300 PR middle-end/39497
18301 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18304 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18306 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18307 neither of haifa/selective schedulers are working.
18309 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18311 * doc/invoke.texi (Debugging Options): Fix description of
18312 -fno-merge-debug-strings.
18314 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18316 * config/cris/libgcc.ver: New version-script.
18317 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18319 * configure.ac <GAS features, nop mnemonic>: Add pattern
18320 crisv32-*-* for "nop".
18321 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18322 * configure: Regenerate.
18324 2009-03-24 Ira Rosen <irar@il.ibm.com>
18326 PR tree-optimization/39529
18327 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18328 mark_sym_for_renaming for the tag copied to the new vector
18331 2009-03-24 Arthur Loiret <aloiret@debian.org>
18333 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18334 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18335 EXTRA_SPEC_FUNCTIONS.
18336 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18337 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18338 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18339 -march and -mtune options.
18341 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18343 * config/m68k/t-rtems: Add m5329 multilib.
18345 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18346 Jakub Jelinek <jakub@redhat.com>
18349 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18352 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18355 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18356 instead of c_parser_expression_conv, if original_code isn't one of the
18357 4 allowed comparison codes, fail.
18359 2009-03-23 Richard Guenther <rguenther@suse.de>
18361 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18362 * tree.h (struct tree_type): Likewise.
18363 * reload.h (struct insn_chain): Likewise.
18364 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18365 * function.h (struct function): Likewise.
18366 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18368 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18370 PR tree-optimization/39516
18371 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18373 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18375 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18376 should be set true if BITS_PER_WORD of target is bigger than 32
18378 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18380 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18381 Translate -B-options to -rpath-link. Correct existing
18382 rpath-link and conditionalize on !nostdlib.
18384 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18386 * doc/extend.texi (Function Attributes, Variable Attributes):
18388 * doc/invoke.texi (Debugging Options, Optimize Options)
18389 (i386 and x86-64 Options, MCore Options): Likewise.
18391 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18394 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18395 it for block local namespace aliases.
18396 (gen_decl_die): Pass context_die to gen_namespace_die.
18398 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18401 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18402 minimum or maximum value.
18404 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18406 * reginfo.c (globalize_reg): Recompute derived reg sets.
18408 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18411 * libgcc2.c (mprotect): Do not use signed arguments for
18412 VirtualProtect, use DWORD arguments. Also fix the 'may
18413 be used uninitialized' warning for the np variable.
18415 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18418 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18419 functions using regparm calling conventions when not optimizing.
18420 (ix86_function_sseregparm): Similarly for sseregparm calling
18423 2009-03-19 Li Feng <nemokingdom@gmail.com>
18425 PR middle-end/39500
18426 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18427 dependence if the first conflict is after niter iterations.
18429 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18431 PR middle-end/38609
18432 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18433 functions with dynamic stack-pointer adjustments.
18435 2009-03-19 Ben Elliston <bje@au.ibm.com>
18437 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18438 option; change to -msdata=data.
18440 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18442 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18445 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18448 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18450 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18452 * doc/invoke.texi (Code Gen Options): Expand discussion of
18455 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18457 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18458 * matrix-reorg.c (struct matrix_info): Likewise.
18459 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18460 * rtl.h (struct mem_attrs): Likewise.
18461 * df.h (struct df): Likewise.
18462 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18463 * ira-int.h (struct ira_allocno): Likewise.
18464 * df-scan.c (struct df_collection_rec): Likewise.
18465 * ira.c (struct equivalence): Likewise.
18466 * function.c (struct temp_slot): Likewise.
18467 * cfgloop.h (struct loop): Likewise.
18470 * function.c (use_register_for_decl): When not optimizing, disregard
18471 register keyword for variables with types containing methods.
18473 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18475 PR middle-end/39447
18476 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18477 (is_simple_operand): Call contains_component_ref_p before calling data
18478 reference analysis that would fail on COMPONENT_REFs.
18480 * tree-vrp.c (search_for_addr_array): Fix formatting.
18482 2009-03-18 Richard Guenther <rguenther@suse.de>
18484 * tree-vect-transform.c (vect_loop_versioning): Fold the
18485 generated comparisons.
18486 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18487 (slpeel_tree_peel_loop_to_edge): Likewise.
18489 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18491 PR middle-end/37805
18492 * opts.c (print_specific_help): In addition to `undocumented',
18493 accept `separate' and `joined' flags if passed alone. Describe
18494 output by the first matched one of those.
18495 (common_handle_option): Skip over empty strings.
18496 * gcc.c (display_help): Fix help string for `--help='.
18497 * doc/invoke.texi (Option Summary, Overall Options): With
18498 `--help=', classes and qualifiers can both be repeated, but
18499 only the latter can be negated. One should not pass only
18500 negated qualifiers. Fix markup and examples.
18503 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18504 PR middle-end/37805
18505 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18506 and -fhelp=separate.
18508 2009-03-17 Jing Yu <jingyu@google.com>
18510 PR middle-end/39378
18511 * function.h (struct rtl_data): Move is_thunk from here...
18512 (struct function): ...to here.
18513 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18514 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18516 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18518 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18519 (alpha_output_function_end_prologue): Likewise.
18520 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18521 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18522 (rs6000_output_function_epilogue): Likewise.
18523 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18525 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18528 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18529 from different units in a single alternative.
18530 (*truncdfsf_i387): Ditto.
18531 (*truncxfsf2_mixed): Ditto.
18532 (*truncxfdf2_mixed): Ditto.
18534 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18536 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18537 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18540 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18541 unused non-artificial variables when not optimizing.
18544 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18545 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18546 NAMESPACE_DECL in its DECL_INITIAL.
18548 PR middle-end/39443
18549 * optabs.c (set_user_assembler_libfunc): New function.
18550 * expr.h (set_user_assembler_libfunc): New prototype.
18551 * c-common.c: Include libfuncs.h.
18552 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18553 for memcmp, memset, memcpy, memmove and abort.
18554 * Makefile.in (c-common.o): Depend on libfuncs.h.
18557 * dwarf2out.c (gen_inlined_enumeration_type_die,
18558 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18559 gen_tagged_type_instantiation_die): Removed.
18560 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18563 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18566 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18568 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18569 (check-parallel-%): Ditto.
18570 (check-consistency): Ditto.
18572 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18574 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18575 local variable rhs by NULL_TREE.
18577 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18580 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18582 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18585 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18587 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18590 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18591 for ms->sysv ABI calls only in 64bit mode.
18593 * config/i386/i386.md (untyped_call): Support 32bit.
18595 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18597 * doc/extend.texi: Replace x86_65 with x86_64.
18599 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18601 PR tree-optimization/39455
18602 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18603 mismatches for POINTER_TYPE_P (type).
18604 (number_of_iterations_le): Likewise.
18606 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18608 * config/picochip/picochip.c: Removed profiling support.
18609 * config/picochip/picochip.md: Removed profiling instruction.
18610 * config/picochip/picochip.h: Removed profiling builtin.
18612 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18614 * doc/install.texi (--with-host-libstdcxx): Document.
18616 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18619 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18620 generate a warning if the function name does not begin with
18621 "__vector" and the function has either the 'signal' or 'interrupt'
18622 attribute, from here to ...
18623 (avr_declare_function_name): ...here. New function.
18624 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18625 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18627 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18630 * cse.c (fold_rtx): Don't modify original const_arg1 when
18631 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18632 separate variable instead.
18633 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18634 from out of range shift counts.
18635 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18637 2009-03-13 Catherine Moore <clm@codesourcery.com>
18639 * config/i386/x-mingw32 (host-mingw32.o): Replace
18640 diagnostic.h with $(DIAGNOSTIC_H).
18642 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18645 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18647 * config/i386/sync.md (sync_compare_and_swap<mode>,
18648 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18649 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18651 (sync_double_compare_and_swapdi_pic,
18652 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18653 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18655 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18658 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18660 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18663 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18664 (avx_addsubv4df3): Likewise.
18665 (*avx_addsubv4sf3): Likewise.
18666 (sse3_addsubv4sf3): Likewise.
18668 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18671 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18673 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18676 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18677 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18678 registers for allocnos created from user-defined variables.
18680 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18683 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18684 of non-integer mode as well.
18686 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18688 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18689 for functions for which the parameter types are unknown.
18691 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18694 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18695 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18696 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18697 * config/i386/i386.c (ix86_local_alignment): For
18698 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18699 long long variables on the stack to avoid dynamic realignment.
18700 Allow the first argument to be a decl rather than type.
18701 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18703 2009-03-11 Nick Clifton <nickc@redhat.com>
18706 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18708 Add description to mno-lsim option.
18709 * config/mcore/mcore.h: Remove comment about deprecated m4align
18711 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18712 * doc/invoke.texi: Add description of mno-lsim and
18713 mstack-increment options.
18715 * config/fr30/fr30.opt: Document the -mno-lsim option.
18716 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18717 and -mno-lsim options.
18719 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18721 * fold-const.c (fold_comparison): Only call fold_inf_compare
18722 if the mode supports infinities.
18724 2009-03-11 Jason Merrill <jason@redhat.com>
18727 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18728 end already did. Notice GIMPLE_CALL modifications of the result.
18729 Don't copy debug information from an ignored decl or a decl from
18732 2009-03-10 Richard Guenther <rguenther@suse.de>
18733 Nathan Froyd <froydnj@codesourcery.com>
18735 PR middle-end/37850
18736 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18737 (__divMODE3): Likewise.
18739 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18741 PR tree-optimization/39394
18742 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18743 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18745 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18747 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18748 inline asms for register asm ("") declarations.
18750 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18752 * fold-const.c (fold_unary): Fix comment.
18754 2009-03-07 Jan Hubicka <jh@suse.cz>
18757 * tree-inline.c (setup_one_parameter): Do replacement of const
18758 argument by constant in SSA form.
18760 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18762 PR middle-end/38028
18763 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18764 determine alignment passed to assign_stack_local.
18765 (assign_parms_unsplit_complex): Likewise.
18766 * except.c (sjlj_build_landing_pads): Likewise.
18768 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18770 PR middle-end/39360
18771 * tree-flow.h (add_referenced_var): Return bool instead of void.
18772 * tree-dfa.c (add_referenced_var): Return result of
18773 referenced_var_check_and_insert call.
18774 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18775 of referenced_var_check_and_insert.
18778 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18779 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18780 DIE, don't emit it if abstract origin already has it.
18781 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18782 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18784 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18786 * genpreds.c (needs_variable): Fix parentheses at variable name
18788 (write_tm_constrs_h): Indent generated code.
18790 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18792 * doc/extend.texi (Function Attributes): Add documentation
18793 for isr attributes.
18795 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18798 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18799 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18801 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18803 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18806 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18809 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18810 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18812 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18814 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18815 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18816 constants instead of magic numbers.
18817 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18819 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18820 (x86_64_ms_abi_int_parameter_registers): Ditto.
18821 (x86_64_int_return_registers): Ditto.
18822 (ix86_maybe_switch_abi): Ditto.
18823 (ix86_expand_call): Ditto for clobbered_registers array.
18824 (ix86_hard_regno_mode_ok): Ditto.
18825 (x86_extended_QIreg_mentioned_p): Ditto.
18827 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18829 PR tree-optimization/39349
18830 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18832 * combine.c (gen_lowpart_for_combine): Use omode when generating
18835 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18837 PR rtl-optimization/39235
18838 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18840 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18842 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18844 2009-03-04 Richard Guenther <rguenther@suse.de>
18846 PR tree-optimization/39362
18847 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18848 that occur in abnormal PHIs should be varying.
18850 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18852 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18854 (simple_iv): Take loop as an argument instead of statement.
18855 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18856 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18858 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18860 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18861 * matrix-reorg.c (analyze_transpose): Ditto.
18862 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18863 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18864 * tree-predcom.c (ref_at_iteration): Ditto.
18865 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18867 2009-03-04 Richard Guenther <rguenther@suse.de>
18869 PR tree-optimization/39358
18870 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18871 escaped_id and callused_id.
18872 (solve_graph): Likewise.
18874 2009-03-04 Richard Guenther <rguenther@suse.de>
18876 PR tree-optimization/39339
18877 * tree-sra.c (try_instantiate_multiple_fields): Make it
18878 no longer ICE on the above.
18880 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18882 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18883 that fits within Pmode.
18885 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18887 PR middle-end/10109
18888 * tm.texi (LIBCALL_VALUE): Update description.
18890 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18892 PR middle-end/34443
18893 * doc/extend.texi (section): Update description.
18895 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18897 PR middle-end/39345
18898 * tree-inline.c (remapped_type): New.
18899 (can_be_nonlocal): Call remapped_type instead of remap_type.
18901 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18904 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18905 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18907 2009-03-03 Richard Guenther <rguenther@suse.de>
18909 PR middle-end/39272
18910 * tree.c (tree_nonartificial_location): New function.
18911 * tree.h (tree_nonartificial_location): Declare.
18912 * builtins.c (expand_builtin_memory_chk): Provide location
18913 of the call location for artificial function pieces.
18914 (maybe_emit_chk_warning): Likewise.
18915 (maybe_emit_sprintf_chk_warning): Likewise.
18916 (maybe_emit_free_warning): Likewise.
18917 * expr.c (expand_expr_real_1): Likewise.
18919 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18921 PR tree-optimization/39343
18922 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18923 COMPONENT_REF t has ARRAY_TYPE.
18925 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18927 PR middle-end/39335
18928 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18929 when the type precision of the induction variable should be
18930 larger than the type precision of nit.
18931 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18932 * graphite.c (graphite_loop_normal_form): Same.
18933 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18935 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18937 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18938 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18939 numbers to describe clobbered registers.
18940 (*call_value_0_rex64_ms_sysv): Ditto.
18941 * config/i386/mmx.md (mmx_emms): Ditto.
18942 (mmx_femms): Ditto.
18944 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18946 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18949 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18951 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18952 (spu_section_type_flags): New function.
18954 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18956 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18957 reg_class_contents of FLOAT_REGS into a temporary.
18959 2009-03-02 Richard Guenther <rguenther@suse.de>
18960 Ira Rosen <irar@il.ibm.com>
18962 PR tree-optimization/39318
18963 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18964 information to the vectorized statement.
18966 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18968 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18969 variable. Use defined names instead of magic constants for REX SSE
18972 2009-03-01 Richard Guenther <rguenther@suse.de>
18974 PR tree-optimization/39331
18975 * omp-low.c (lower_send_shared_vars): Do not receive new
18976 values for the reference of DECL_BY_REFERENCE parms or results.
18978 2009-03-01 Jan Hubicka <jh@suse.cz>
18981 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18982 BLOCK_NONLOCALIZED_VAR): New macros.
18983 (tree_block): Add nonlocalized_vars.
18984 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18985 gen_decl_die): Add origin argument. Allow generation of die with
18986 origin at hand only.
18987 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18988 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18990 (gen_block_die): Fix checking for unused blocks.
18991 (process_scope_var): Break out from .... ; work with origins only.
18992 (decls_for_scope) ... here; process nonlocalized list.
18993 (dwarf2out_ignore_block): Look for nonlocalized vars.
18994 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18996 (dump_scope_block): Dump them.
18997 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18998 (remap_block): Likewise.
18999 (can_be_nonlocal): New predicate.
19000 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19002 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19004 * configure: Regenerate.
19006 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19008 * optc-gen.awk: No need to duplicate option flags twice.
19009 Reuse help texts for duplicate options which do not have any.
19011 * gcc.c (display_help): Document --version.
19013 * gcc.c (main): If print_help_list and verbose_flag, ensure
19014 driver output comes before subprocess output.
19016 * optc-gen.awk: Assign all remaining fields to help string,
19017 space-separated, for multi-line help in *.opt.
19019 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19020 -Wno-pedantic-ms-format is for MinGW targets only.
19022 * doc/options.texi (Option file format): Fix bad indentation,
19023 restoring dropped sentence.
19025 2009-02-28 Jan Hubicka <jh@suse.cz>
19027 * tree-inline.c (tree_function_versioning): Output debug info.
19029 2009-02-28 Jan Hubicka <jh@suse.cz>
19032 * tree-inline.c (setup_one_parameter): Do not copy propagate
19033 arguments when not optimizing.
19035 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19038 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19039 (avx_addsubv4df3): Likewise.
19040 (*avx_addsubv4sf3): Likewise.
19041 (sse3_addsubv4sf3): Likewise.
19042 (*avx_addsubv2df3): Likewise.
19043 (sse3_addsubv2df3): Likewise.
19044 (avx_unpckhps256): Correct item selectors.
19045 (avx_unpcklps256): Likewise.
19046 (avx_unpckhpd256): Likewise.
19047 (avx_unpcklpd256): Likewise.
19049 2009-02-28 Jan Hubicka <jh@suse.cz>
19051 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19053 (copy_arguments_for_versioning): If var is declared don't declare it.
19054 (tree_function_versioning): First setup substitutions and then copy
19057 2009-02-27 Jan Hubicka <jh@suse.cz>
19060 * cgraph.h (varpool_output_debug_info): Remove.
19061 * cgraphunit.c (varpool_output_debug_info): Remove.
19062 * dwarf2out.c (deferred_locations_struct): New struct
19063 (deferred_locations): New type.
19064 (deferred_locations_list): New static var.
19065 (deffer_location): New function.
19066 (gen_variable_die): Use it.
19067 (decls_for_scope): Output info on local static vars.
19068 (dwarf2out_finish): Process deferred locations.
19069 * varpool.c (varpool_output_debug_info): Remove.
19071 2009-02-27 Jan Hubicka <jh@suse.cz>
19074 * tree.h (TREE_PROTECTED): Fix comment.
19075 (BLOCK_HANDLER_BLOCK): Remove.
19076 (struct tree_block): Remove handler_block add body_block.
19077 (inlined_function_outer_scope_p): New.
19078 (is_body_block): Remove.
19079 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19080 * dwarf2out.c (is_inlined_entry_point): Remove.
19081 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19082 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19084 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19085 * gimplify.c (gimplify_expr): Gimplify body blocks.
19086 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19087 block with multiple subblocks.
19088 (dump_scope_block): Prettier output; dump more flags and info.
19089 (dump_scope_blocks): New.
19090 (remove_unused_locals): Use dump_scope_blocks.
19091 * tree-flow.h (dump_scope_blocks): Declare.
19092 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19093 * stmt.c (is_body_block): Remove.
19094 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19095 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19097 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19099 PR middle-end/39308
19100 * graphite.c (graphite_loop_normal_form): Do not call
19101 number_of_iterations_exit from a gcc_assert.
19103 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19105 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19106 jumps if COND is NULL.
19107 (find_cond_jump): New function.
19108 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19109 * config/s390/s390.md: Remove z10_cobra attribute value.
19111 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19113 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19114 force_const_mem returns NULL_RTX.
19116 2009-02-26 Jan Hubicka <jh@suse.cz>
19119 * cgraph.h (varpool_output_debug_info): Remove.
19120 * cgraphunit.c (varpool_output_debug_info): Remove.
19121 * dwarf2out.c (deferred_locations_struct): New struct
19122 (deferred_locations): New type.
19123 (deferred_locations_list): New static var.
19124 (deffer_location): New function.
19125 (gen_variable_die): Use it.
19126 (decls_for_scope): Output info on local static vars.
19127 (dwarf2out_finish): Process deferred locations.
19128 * varpool.c (varpool_output_debug_info): Remove.
19130 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19132 PR rtl-optimization/39241
19133 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19134 to subreg_offset_representable_p.
19136 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19138 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19139 execute function prototype. Get f and nregs from max_reg_num
19140 and get_insns. Remove the first backward pass as it's dead,
19141 guard the forward pass by flag_expensive_optimizations.
19142 (rest_of_handle_regmove): Delete.
19143 (pass_regmove): Replace it with regmove_optimize.
19145 2009-02-25 Martin Jambor <mjambor@suse.cz>
19147 PR tree-optimization/39259
19148 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19149 calls_alloca function flags.
19150 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19151 calls are detected.
19153 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19155 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19156 flags_set_1_rtx, flags_set_1_set): Delete.
19157 (regmove_optimize): Do not call mark_flags_life_zones.
19159 2009-02-24 Julian Brown <julian@codesourcery.com>
19162 * config/arm/arm.c (require_pic_register): Only set
19163 cfun->machine->pic_reg once per function.
19165 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19167 * doc/invoke.texi (Link Options): Document an easier way to pass
19168 options that take arguments to the GNU linker using -Xlinker and -Wl.
19170 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19173 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19175 2009-02-24 Richard Guenther <rguenther@suse.de>
19178 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19180 2009-02-24 Richard Guenther <rguenther@suse.de>
19181 Zdenek Dvorak <ook@ucw.cz>
19183 PR tree-optimization/39233
19184 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19185 from converting them to a generic type.
19187 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19189 PR tree-optimization/39260
19190 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19191 contains a condition with a real type.
19192 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19194 2009-02-23 Jason Merrill <jason@redhat.com>
19197 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19198 narrowing_initializer_constant_valid_p.
19199 (narrowing_initializer_constant_valid_p): Don't return
19200 null_pointer_node for adding a pointer to itself.
19202 2009-02-23 Jan Hubicka <jh@suse.cz>
19205 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19208 2009-02-23 Jan Hubicka <jh@suse.cz>
19210 PR tree-optimization/37709
19211 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19212 * tree.h (block_ultimate_origin): Declare.
19213 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19214 * tree-ssa-live.c (remove_unused_scope_block_p):
19215 Eliminate blocks containig no instructions nor live variables nor
19217 (dump_scope_block): New function.
19218 (remove_unused_locals): Enable removal of dead blocks by default;
19219 enable dumping at TDF_DETAILS.
19221 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19223 * config/i386/i386.c (classify_argument): Don't allow COImode
19225 (function_arg_advance_32): Don't allow OImode.
19226 (function_arg_32): Likewise.
19227 (function_value_32): Likewise.
19228 (return_in_memory_32): Likewise.
19229 (function_arg_64): Remove OImode comment.
19231 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19234 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19235 ix86_expand_vector_set for V4DImode in 64bit mode only.
19236 (ix86_expand_vector_init_one_var): Likewise.
19238 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19240 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19242 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19245 * loop-iv.c: Revert last change.
19246 * emit-rtl.c: Likewise.
19248 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19251 * config/i386/i386.c (type_natural_mode): Remove an extra
19252 space in the warning message.
19253 (function_value_32): Handle 32-byte vector modes.
19254 (return_in_memory_32): Likewise.
19256 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19258 * loop-iv.c (truncate_value): New function.
19259 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19261 (lowpart_subreg): Move to...
19262 * emit-rtl.c: ...here.
19264 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19266 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19267 accidental and undocumented change at revision 140860.
19269 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19271 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19272 take gimple_seq * arguments.
19273 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19274 types_compatible_p langhook.
19276 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19277 Joseph Myers <joseph@codesourcery.com>
19279 * config/arm/arm.c (arm_builtin_va_list): New function.
19280 (arm_expand_builtin_va_start): Likewise.
19281 (arm_gimplify_va_arg_expr): Likewise.
19282 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19283 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19284 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19285 (va_list_type): New variable.
19286 (arm_mangle_type): Mangle va_list_type appropriately.
19288 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19290 PR middle-end/39157
19291 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19292 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19293 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19294 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19295 parameter to 1000 for -O1 by default.
19296 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19298 * loop-invariant.c: Include params.h.
19299 (move_loop_invariants): Don't call move_single_loop_invariants on
19302 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19304 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19305 offset when calculating bounds for indexing stack_usage_map. Fixes
19306 a buffer overflow with certain target setups.
19308 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19311 * calls.c (expand_call): Clear try_tail_call if caller and callee
19312 disagree in promotion of function return value.
19314 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19317 * c-common.c (c_determine_visibility): If visibility changed and
19318 DECL_RTL has been already set, call make_decl_rtl to update symbol
19321 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19324 * varasm.c (assemble_variable): Don't check DECL_NAME when
19325 globalizing a variable.
19327 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19330 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19331 expression before any __builtin_trap call.
19332 * c-typeck.c (build_function_call): Convert and check function
19333 arguments before generating a call to a trap. Evaluate the
19334 function arguments before the trap.
19336 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19339 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19340 (UNSPEC_FXAM_MEM): New unspec.
19341 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19342 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19343 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19345 2009-02-19 Richard Guenther <rguenther@suse.de>
19347 PR tree-optimization/39207
19348 PR tree-optimization/39074
19349 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19350 storedanything_tree): New.
19351 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19352 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19353 (build_succ_graph): Add edges from STOREDANYTHING to all
19355 (init_base_vars): Initialize STOREDANYTHING.
19356 (compute_points_to_sets): Free substitution info after
19357 building the succ graph.
19358 (ipa_pta_execute): Likewise.
19360 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19362 (do_ds_constraint): Do not add to special var or non-pointer
19364 (type_could_have_pointers): Split out from ...
19365 (could_have_pointers): ... here. For arrays use the element type.
19366 (create_variable_info_for): Initialize may_have_pointers.
19367 (new_var_info): Likewise.
19368 (handle_lhs_call): Make the HEAP variable unknown-sized.
19369 (intra_create_variable_infos): Use a type with pointers for
19370 PARM_NOALIAS, make it unknown-sized.
19372 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19375 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19377 2009-02-18 Jason Merrill <jason@redhat.com>
19380 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19381 value if DECL_EXTERNAL.
19382 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19383 * target.h (gcc_target::binds_local_p): Clarify "module".
19384 * tree.h (TREE_PUBLIC): Clarify "module".
19386 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19389 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19390 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19392 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19395 * c.opt (Wabi): Support C and ObjC.
19398 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19400 * config/i386/i386.c (classify_argument): Warn once about the ABI
19401 change when passing union with long double.
19403 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19405 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19408 * c-parser.c (c_parser_compound_statement): Always enter and leave
19411 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19414 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19416 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19418 PR tree-optimization/36922
19419 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19420 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19423 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19425 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19428 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19430 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19432 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19434 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19437 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19438 Richard Sandiford <rdsandiford@googlemail.com>
19440 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19441 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19442 (loongson_biadd): ...this.
19444 2009-02-17 Richard Guenther <rguenther@suse.de>
19446 PR tree-optimization/39202
19447 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19448 a var make sure to follow existing collapses.
19450 2009-02-17 Richard Guenther <rguenther@suse.de>
19452 PR middle-end/39214
19453 * langhooks.c (lhd_print_error_function): Check for NULL block.
19455 2009-02-17 Richard Guenther <rguenther@suse.de>
19457 PR tree-optimization/39204
19458 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19461 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19463 * config/soft-fp/double.h: Update from glibc CVS.
19465 2009-02-17 Richard Guenther <rguenther@suse.de>
19467 PR tree-optimization/39207
19468 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19469 strict-aliasing warnings for pointers pointing to NULL.
19471 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19474 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19475 skipping until next close brace.
19477 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19480 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19481 to function argument boundary.
19483 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19485 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19486 in the lea_add. Reload eventually constraints it properly.
19487 * config/picochip/constraints.md: Remove the target constraint
19488 "b", since it is not needed anymore.
19490 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19492 * gthr-dce.h: Uglify function parameter and local variable names.
19493 * gthr-gnat.h: Likewise.
19494 * gthr-mipssde.h: Likewise.
19495 * gthr-nks.h: Likewise.
19496 * gthr-posix95.h: Likewise.
19497 * gthr-posix.h: Likewise.
19498 * gthr-rtems.h: Likewise.
19499 * gthr-single.h: Likewise.
19500 * gthr-solaris.h: Likewise.
19501 * gthr-tpf.h: Likewise.
19502 * gthr-vxworks.h: Likewise.
19503 * gthr-win32.h: Likewise.
19505 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19508 * config/i386/i386.md: Restrict the new peephole2 to move
19509 between MMX/SSE registers.
19511 2009-02-15 Richard Guenther <rguenther@suse.de>
19514 2009-02-13 Richard Guenther <rguenther@suse.de>
19516 * configure.ac: Enable LFS.
19517 * configure: Re-generate.
19518 * config.in: Likewise.
19520 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19522 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19523 spu_srqwbyte, spu_srqwbytebc): Define.
19524 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19525 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19526 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19527 "shrqby_<mode>"): New insn-and-split patterns.
19528 * config/spu/spu.c (expand_builtin_args): Determine and return
19529 number of operands using spu_builtin_description data.
19530 (spu_expand_builtin_1): Use it.
19532 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19535 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19538 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19541 * config/i386/i386.c (override_options): Correct warning
19542 messages for -malign-loops, -malign-jumps and -malign-functions.
19544 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19547 * config/i386/i386.md: Restrict the new peephole2 to move
19548 between the general purpose registers.
19550 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19553 * config/i386/i386.c (type_natural_mode): Add a new argument.
19554 Return the original mode and warn ABI change if vector size is 32byte.
19555 (function_arg_advance): Updated.
19556 (function_arg): Likewise.
19557 (ix86_function_value): Likewise.
19558 (ix86_return_in_memory): Likewise.
19559 (ix86_sol10_return_in_memory): Likewise.
19560 (ix86_gimplify_va_arg): Likewise.
19561 (function_arg_32): Don't warn ABX ABI change here.
19562 (function_arg_64): Likewise.
19564 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19566 * loop-iv.c (implies_p): In the final case, test that operands 0
19567 of the two comparisons match.
19569 * config/bfin/bfin.c (find_prev_insn_start): New function.
19570 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19571 (find_next_insn_start): Move.
19573 2009-02-13 Richard Guenther <rguenther@suse.de>
19575 * configure.ac: Enable LFS.
19576 * configure: Re-generate.
19577 * config.in: Likewise.
19579 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19582 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19583 sizes on syntax error after some arguments have been parsed.
19585 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19587 * doc/invoke.texi (-fira): Remove.
19589 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19591 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19592 * recog.c: Likewise.
19595 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19597 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19598 (umul_ppmm): Likewise.
19599 (count_leading_zeros): Likewise.
19600 (count_trailing_zeros): Likewise.
19601 (UMUL_TIME): Likewise.
19603 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19605 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19606 soft-fp/t-softfp to tmake_file.
19608 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19609 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19610 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19611 IA64_BUILTIN_INFQ]: New.
19612 (ia64_init_builtins): Initialize __builtin_infq,
19613 __builtin_fabsq and __builtin_copysignq if not HPUX.
19614 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19615 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19617 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19619 (__fixtfti): Likewise.
19620 (__fixunstfti): Likewise.
19621 (__floattitf): Likewise.
19623 * config/ia64/libgcc-glibc.ver: New.
19624 * config/ia64/t-fprules-softfp: Likewise.
19625 * config/ia64/sfp-machine.h: Likewise.
19627 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19628 (LIBGCC2_TF_CEXT): Likewise.
19629 (TF_SIZE): Likewise.
19630 (TARGET_INIT_LIBFUNCS): Likewise.
19632 * config/ia64/t-glibc (SHLINB_MAPFILES):
19633 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19635 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19637 * config/i386/i386.c (construct_container): Rewrite processing
19638 BLKmode with X86_64_SSE_CLASS.
19640 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19643 * config/i386/i386.md: Replace simplify_replace_rtx with
19644 replace_rtx in the new peephole2.
19646 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19648 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19649 loop unrolling do not happen at -O2.
19651 2009-02-12 Michael Matz <matz@suse.de>
19653 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19655 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19657 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19660 2009-02-12 Ben Elliston <bje@au.ibm.com>
19662 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19663 patterns when updating the back chain. Missed in the 2009-02-10
19666 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19668 * doc/extend.texi (Decimal Floating Types): Update identifier of
19669 draft TR and list of missing support.
19671 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19673 PR middle-end/39154
19674 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19675 bit to variable length decl's flags, add it also to its
19676 pointer replacement variable.
19678 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19679 Jakub Jelinek <jakub@redhat.com>
19682 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19683 (memory_blockage): New expander.
19684 (*memory_blockage): New insn pattern.
19685 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19686 instead of general blockage at the end of function prologue when
19687 frame pointer is used to access red zone area. Do not emit blockage
19688 when profiling, it is emitted in generic code.
19689 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19690 function epilogue when frame pointer is used to access red zone area.
19692 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19695 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19696 by arithmetic with memory operands.
19697 * config/i386/predicates.md (commutative_operator): New.
19699 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19701 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19704 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19706 * alias.h (record_alias_subset): Declare.
19707 * alias.c (record_alias_subset): Make global.
19709 2009-02-10 Nick Clifton <nickc@redhat.com>
19711 * tree-parloops.c: Change license to GPLv3.
19712 * ipa-struct-reorg.c: Change license to GPLv3.
19713 * ipa-struct-reorg.h: Change license to GPLv3.
19715 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19718 * c-decl.c (start_struct): Return NULL on error.
19720 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19722 PR middle-end/39124
19723 * cfgloopmanip.c (remove_path): Call remove_bbs after
19724 cancel_loop_tree, not before it.
19727 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19728 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19729 VAR_DECLs were seen.
19730 * tree-ssa-live.c (remove_unused_locals): Recompute
19731 cfun->has_local_explicit_reg_vars.
19732 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19733 copies or clearings if cfun->has_local_explicit_reg_vars.
19735 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19738 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19739 of function prologue when frame pointer is used to access
19742 2009-02-10 Richard Guenther <rguenther@suse.de>
19744 PR middle-end/39127
19745 * gimplify.c (gimple_regimplify_operands): Always look if
19746 we need to create a temporary.
19748 2009-02-10 Richard Guenther <rguenther@suse.de>
19750 PR tree-optimization/39132
19751 * tree-loop-distribution.c (todo): New global var.
19752 (generate_memset_zero): Trigger TODO_rebuild_alias.
19753 (tree_loop_distribution): Return todo.
19755 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19758 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19759 (x86_64_reg_class_name): Removed.
19760 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19761 first one isn't X86_64_SSE_CLASS or any other ones aren't
19762 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19763 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19764 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19765 and 3 X86_64_SSEUP_CLASS.
19766 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19767 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19769 2009-02-10 Ben Elliston <bje@au.ibm.com>
19771 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19772 form instruction to update the stack back chain word, even if the
19773 user has disabled the generation of update instructions.
19774 (movdi_<mode>_update_stack): New.
19775 (movsi_update_stack): Likewise.
19776 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19777 always use an update form instruction to update the stack back
19780 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19782 PR middle-end/38953
19783 * graphite.c (if_region_set_false_region): After moving a region in
19784 the false branch of a condition, remove the empty dummy basic block.
19785 (gloog): Remove wrong fix for PR38953.
19787 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19789 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19790 generation due to implicit sign extension.
19792 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19794 PR middle-end/38981
19795 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19796 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19798 2009-02-09 Richard Guenther <rguenther@suse.de>
19800 PR middle-end/35202
19801 * convert.c (convert_to_real): Disable (float)fn((double)x)
19802 to fnf(x) conversion if errno differences may occur and
19803 -fmath-errno is set.
19805 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19807 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19808 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19809 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19811 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19814 * c-common.c (handle_alias_attribute): Disallow attribute for
19815 anything not a FUNCTION_DECL or VAR_DECL.
19817 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19820 * real.c (do_compare): Special-case compare of zero against
19821 decimal float value.
19823 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19826 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19827 as indicating flexible array members unless the field itself is
19828 being declarared as the incomplete array.
19830 2009-02-06 Jan Hubicka <jh@suse.cz>
19832 PR tree-optimization/38844
19833 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19834 is already inlined.
19836 2009-02-06 Richard Guenther <rguenther@suse.de>
19838 PR middle-end/38977
19839 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19840 fork because we may expand it as __gcov_fork.
19842 2009-02-06 Nick Clifton <nickc@redhat.com>
19844 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19846 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19848 PR tree-optimization/35659
19849 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19850 vn_phi_eq): Shortcut if hashcode does not match.
19851 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19853 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19854 and avoid iterative_hash_expr.
19855 (FOR_EACH_VALUE_ID_IN_SET): New.
19856 (value_id_compare): Remove.
19857 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19858 sort expressions by value id.
19860 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19863 * config/sh/predicates.md (general_movsrc_operand): Don't check
19864 the subreg of system registers here.
19866 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19869 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19870 on the copied decl.
19872 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19874 PR rtl-optimization/39110
19875 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19876 addresses, not aligned ones.
19878 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19879 Richard Guenther <rguenther@suse.de>
19881 PR tree-optimization/39100
19882 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19883 comment says and add edges.
19885 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19888 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19889 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19891 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19893 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19894 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19895 register_bb_in_sese, new_sese, free_sese): Moved.
19896 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19897 outermost_loop_in_scop, build_scop_iteration_domain,
19898 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19899 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19900 Use loop_in_sese_p instead of loop_in_scop_p.
19901 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19902 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19903 (scopdet_basic_block_info): Fix bug in scop detection.
19904 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19905 eq_loop_to_cloog_loop): Remove.
19906 (nb_loops_around_loop_in_scop, nb_loop
19907 ref_nb_loops): Moved here...
19908 * graphite.h (ref_nb_loops): ... from here.
19909 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19910 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19911 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19912 * testsuite/gcc.dg/graphite/scop-19.c: New
19914 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19915 Hans-Peter Nilsson <hp@axis.com>
19917 PR rtl-optimization/37889
19918 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19919 Move offset handling from PLUS to before the switch. Use new
19920 arguments when considering SYMBOL_REFs too.
19921 (rtx_addr_can_trap_p): Pass dummy offset and size.
19922 (enum may_trap_p_flags): Remove.
19923 (may_trap_p_1): Pass size from MEM_SIZE.
19925 PR rtl-optimization/38921
19926 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19927 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19928 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19929 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19931 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19933 AVX Programming Reference (January, 2009)
19934 * config/i386/sse.md (*vpclmulqdq): New.
19936 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19938 PR tree-optimization/38977
19939 PR gcov-profile/38292
19940 * calls.c (special_function_p): Disregard __builtin_ prefix.
19942 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19944 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19945 non-indexable addresses even before reload.
19947 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19950 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19951 as having variable size. Do not give an error for unnamed
19952 parameters with [*] declarators. Give a warning for type names
19953 with [*] declarators and mark them as variable size.
19954 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19955 for sizeof applied to [*] type names.
19957 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19960 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19962 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19964 * gcc.c (process_command): Update copyright notice dates.
19965 * gcov.c (print_version): Likewise.
19966 * gcov-dump.c (print_version): Likewise.
19967 * mips-tfile.c (main): Likewise.
19968 * mips-tdump.c (main): Likewise.
19970 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19973 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19974 for composite type involving a zero-length array type.
19976 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19979 * function.c (match_asm_constraints_1): Skip over
19980 initial optional % in the constraint.
19982 PR inline-asm/39059
19983 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19984 supported, don't accept FIXED_CSTs.
19985 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19986 and _Sat is used without _Fract/_Accum. Set specs->type to
19987 integer_type_node for cts_fract/cts_accum if fixed point is not
19990 2009-02-02 Catherine Moore <clm@codesourcery.com>
19992 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19994 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19996 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19997 (ABI_HAS_64BIT_SYMBOLS): Use it.
19998 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20000 2009-02-02 Paul Brook <paul@codesourcery.com>
20002 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20004 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20006 PR inline-asm/39058
20007 * recog.h (asm_operand_ok): Add constraints argument.
20008 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20009 recurse on matching constraint.
20010 (check_asm_operands): Pass constraints as 3rd argument to
20011 asm_operand_ok. Don't look up matching constraint here.
20012 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20015 2009-02-02 Ben Elliston <bje@au.ibm.com>
20017 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20018 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20020 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20022 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20023 information. Remove some obsolete information. Reorganize.
20025 * config/pa/fptr.c: Revert license to GPL 2.
20026 * config/pa/milli64.S: Likewise.
20028 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20031 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20032 LIBRARY name in, instead of hard-coding it.
20033 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20034 extra target make frag to tmake_files according to EH model.
20035 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20036 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20037 frags that define makefile variable EH_MODEL appropriately.
20038 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20039 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20040 to "-sjlj" according to type of EH configured.
20041 (LIBGCC_SONAME): Concatenate it to shared library base name.
20042 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20043 to "_sjlj" according to type of EH configured.
20044 (LIBGCC_SONAME): Concatenate it to shared library base name.
20045 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20046 (SHLIB_LINK): Add missing semicolon to if-else construct.
20047 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20048 string value of "pe_dll" command-line option.
20049 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20050 (SHLIB_SONAME): Use it when overriding t-cygming default.
20051 (SHLIB_IMPLIB): Override t-cygming default.
20052 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20053 string value of "pe_dll" command-line option.
20055 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20058 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20059 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20061 2009-01-31 Richard Guenther <rguenther@suse.de>
20063 PR tree-optimization/38937
20064 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20065 computing the transitive closure.
20067 2009-01-30 Richard Guenther <rguenther@suse.de>
20069 PR tree-optimization/39041
20070 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20071 Propagate variable indices only if the types match for this stmt.
20073 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20076 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20077 inline but never defined.
20079 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20081 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20082 (*insv_h_di_reg_extimm): New insn.
20083 (*insv_l<mode>_reg_extimm): New insn.
20085 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20087 * config/picochip/picochip.c (flag_conserve_stack): set
20088 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20089 fconserve-stack. Reduce call-overhead used by inliner.
20091 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20094 * common.opt (flag_conserve_stack): Initialised to zero.
20096 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20099 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20100 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20103 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20105 * ira-color.c (allocno_reload_assign): Update comments.
20106 * regmove.c (regmove_optimize): Likewise.
20110 2009-01-29 Robert Millan <rmh@aybabtu.com>
20112 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20113 * config/i386/kopensolaris-gnu.h: New file. Undefine
20114 `MD_UNWIND_SUPPORT'.
20115 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20117 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20119 PR tree-optimization/39007
20120 * tree-loop-distribution.c (generate_builtin): Use
20121 recompute_dominator to compute the immediate dominator of the
20122 basic block just after the loop.
20124 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20126 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20127 (ASM_OUTPUT_DWARF_PCREL): Define.
20129 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20131 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20132 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20133 global. Modify entries about regmove and IRA.
20135 * ra-conflict.c: Remove the file.
20137 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20139 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20140 (pass_regclass_init): Rename to pass_reginfo_init.
20142 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20144 * toplev.h (flag_ira): Remove.
20146 * caller-save.c (setup_save_areas): Remove flag_ira.
20148 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20150 * global.c: Remove the file.
20152 * opts.c (decode_options): Remove flag_ira.
20154 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20156 * regmove.c: Modify file description.
20157 (find_use_as_address, try_auto_increment): Define them only if
20158 AUTO_INC_DEC is defined.
20159 (replacement_quality, replace_in_call_usage, fixup_match_1,
20160 stable_and_no_regs_but_for_p): Remove.
20161 (reg_set_in_bb): Make it static.
20162 (regmove_optimize): Remove flag_ira and code which worked for
20165 * local-alloc.c: Remove the file.
20167 * common.opt (fira): Remove.
20169 * ira.c: Include except.h.
20170 (eliminable_regset): Move from global.c.
20171 (mark_elimination): Ditto. Remove flag_ira.
20172 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20173 equiv_mem_modified, validate_equiv_mem_from_store,
20174 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20175 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20176 no_equiv, recorded_label_ref): Move from local-alloc.c.
20177 (update_equiv_regs): Ditto. Make it static.
20178 (print_insn_chain, print_insn_chains): Move it from global.c.
20179 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20180 (build_insn_chain): Ditto. Make it static.
20181 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20182 Rename to init_live_subregs.
20183 (gate_ira): Remove flag_ira.
20185 * regclass.c: Rename reginfo.c. Change file description.
20186 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20187 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20188 (init_reg_sets_1): Remove code for evaluation of
20189 reg_class_superclasses and losing_caller_save_reg_set.
20190 (init_regs): Remove init_reg_autoinc.
20191 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20192 ok_for_base_p_nonstrict): Remove.
20193 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20194 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20195 corresponding entries.
20196 (dump_regclass, record_operand_costs, scan_one_insn,
20197 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20198 record_address_regs, auto_inc_dec_reg_p): Remove.
20199 (gt-regclass.h): Rename to gt-reginfo.h.
20201 * rtl.h (dump_global_regs, retry_global_alloc,
20202 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20204 * Makefile.in (RA_H): Remove.
20205 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20206 Rename regclass.o to reginfo.o.
20207 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20209 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20210 (GTFILES): Rename regclass.c to reginfo.c.
20212 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20213 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20215 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20216 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20218 (finish_spills): Ditto. Remove code for !flag_ira.
20220 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20222 PR middle-end/35854
20223 * doc/invoke.texi (rtl debug options): Complete rewrite.
20224 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20226 * mode-switching.c (pass_mode_switching): Rename pass from
20227 "mode-sw" to "mode_sw".
20228 * except.c (pass_convert_to_eh_ranges): Rename pass from
20229 "eh-ranges" to "eh_ranges".
20230 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20234 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20235 Alexander Monakov <amonakov@ispras.ru>
20237 PR middle-end/38857
20238 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20240 (move_exprs_to_boundary): Change return type and pass through
20241 should_move from move_op. Relax assert. Update usage ...
20242 (schedule_expr_on_boundary): ... here. Use should_move instead of
20244 (move_op_orig_expr_found): Indicate that insn was disconnected from
20246 (code_motion_process_successors): Do not call after_merge_succs
20247 callback if original expression was not found when traversing any of
20249 (code_motion_path_driver): Change return type. Update prototype.
20250 (move_op): Update comment. Add a new parameter (should_move). Update
20251 prototype. Set *should_move based on indication provided by
20252 move_op_orig_expr_found.
20254 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20256 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20257 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20258 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20259 * config/rs6000/rs6000.c (rs6000_override_options): Default
20260 avoid-indexed-addresses on for Power6, off for everything else.
20261 (avoiding_indexed_address_p): New function.
20262 (rs6000_legitimize_address): Use it.
20263 (rs6000_legitimate_address): Likewise.
20264 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20266 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20268 PR tree-optimization/38997
20269 * tree-loop-distribution.c (generate_memset_zero): Use
20270 POINTER_PLUS_EXPR for a pointer addition.
20272 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20274 * config/s390/s390.md (bswap<mode>2): New pattern added.
20276 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20278 * config/s390/s390.md (*tls_load_31): Added type attribute.
20280 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20282 * config/s390/s390.md: Fix a few comments.
20284 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20286 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20287 (*tm<mode>_full): Fixed z10prop attribute.
20288 (*tst<mode>_extimm): Fixed z10prop attribute.
20289 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20290 (*tstqiCCT_cconly): Fixed z10prop attribute.
20291 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20292 (*movsi_larl): Fixed z10prop attribute.
20293 (*movsi_zarch): Fixed z10prop attribute.
20294 (*movsi_eas): Fixed z10prop attribute.
20295 (*movhi): Fixed z10prop attribute.
20296 (*movqi): Fixed z10prop attribute.
20297 (*movstrictqi): Fixed z10prop attribute.
20298 (*mov<mode>): Fixed z10prop attribute.
20299 (*movcc): Fixed z10prop attribute.
20300 (*sethighpartdi_64): Fixed z10prop attribute.
20301 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20302 (*negdi2_sign_cc): Fixed z10prop attribute.
20303 (*negdi2_sign): Fixed z10prop attribute.
20304 (*absdi2_sign_cc): Fixed z10prop attribute.
20305 (*absdi2_sign): Fixed z10prop attribute.
20306 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20307 (*negabsdi2_sign): Fixed z10prop attribute.
20308 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20309 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20310 (doloop_si64): Fixed z10prop attribute.
20311 (doloop_si31): Fixed z10prop attribute.
20312 (doloop_long): Fixed z10prop attribute.
20313 (indirect_jump): Fixed z10prop attribute.
20314 (nop): Fixed z10prop attribute.
20315 (main_base_64): Fixed z10prop attribute.
20316 (reload_base_64): Fixed z10prop attribute.
20318 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20320 PR rtl-optimization/38740
20321 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20323 * config/mips/mips.c (mips_reorg): Likewise.
20325 2009-01-28 Richard Guenther <rguenther@suse.de>
20327 PR tree-optimization/38926
20328 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20329 with the correct value id to a value.
20330 (do_regular_insertion): Use the value number of edoubleprime
20331 for the value number of the expr.
20334 2008-08-21 Richard Guenther <rguenther@suse.de>
20336 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20337 a PHI ask VN if it is already available.
20338 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20339 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20341 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20343 PR middle-end/38934
20344 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20345 set to varying whenever max has TREE_OVERFLOW set, similarly
20346 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20348 2009-01-28 Richard Guenther <rguenther@suse.de>
20350 PR middle-end/38908
20351 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20352 uninitialized aggregate uses in call arguments.
20354 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20356 PR tree-optimization/38984
20357 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20358 the nothing_id variable if -fno-delete-null-pointer-checks.
20360 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20363 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20364 (set_got_offset_rex64): Ditto.
20366 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20369 * doc/extend.texi: Improve local variable with asm reg.
20371 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20373 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20374 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20375 was not supplied then set warn_packed_bitfield_compat to the
20376 default value of 1.
20377 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20380 2009-01-27 Richard Guenther <rguenther@suse.de>
20382 PR tree-optimization/38503
20383 * cfgexpand.c (expand_gimple_basic_block): Ignore
20384 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20385 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20386 variables that cannot have TBAA applied.
20387 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20390 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20392 PR middle-end/38969
20393 * calls.c (initialize_argument_information): Do not wrap complex
20394 arguments in SAVE_EXPR.
20396 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20398 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20399 (INSTALL_LIBGCC): Revert typo commit.
20401 2009-01-26 Richard Guenther <rguenther@suse.de>
20403 PR tree-optimization/38745
20404 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20405 from special handling.
20407 2009-01-26 Richard Guenther <rguenther@suse.de>
20409 PR tree-optimization/38745
20410 * tree-ssa.c (execute_update_addresses_taken): Do not include
20411 variables that cannot possibly be a register in not_reg_needs.
20412 Do not clear TREE_ADDRESSABLE on vars that may not become
20414 * tree-ssa.c (update_alias_info_1): Include those in the set
20415 of addressable vars.
20417 2009-01-26 Richard Guenther <rguenther@suse.de>
20419 PR middle-end/38851
20420 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20421 * tree-ssa-dse.c: Include langhooks.h
20422 (execute_simple_dse): Remove stores with zero size.
20424 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20427 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20430 2009-01-24 Julian Brown <julian@codesourcery.com>
20432 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20433 config/arm/linux-atomic.c.
20434 * config/arm/linux-atomic.c: New.
20436 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20438 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20439 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20440 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20442 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20445 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20448 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20450 PR tree-optimization/38953
20451 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20452 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20453 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20454 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20457 2009-01-24 Paul Brook <paul@codesourcery.com>
20459 * config/arm/neon.md (neon_type): Move to arm.md.
20460 (neon_mov<VSTRUCT>): Add neon_type attribute.
20461 * config/arm/arm.md (neon_type): Move to here.
20462 (conds): Add "unconditioal" and use as default for NEON insns.
20464 2009-01-24 Ben Elliston <bje@au.ibm.com>
20466 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20467 void *' warning from -Wc++-compat.
20468 * Makefile.in (dominance.o-warn): Remove.
20470 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20472 PR tree-optimization/38932
20473 * fold-const.c (fold_unary_ignore_overflow): New.
20474 * tree.h (fold_unary_ignore_overflow): Declare.
20475 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20476 * tree-ssa-sccvn.c (visit_reference_op_load,
20477 simplify_unary_expression): Likewise.
20479 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20481 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20482 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20483 regardless of their type.
20484 * c-common.c (handle_packed_attribute): Don't ignore packed on
20486 * c.opt (Wpacked-bitfield-compat): New warning option.
20487 * stor-layout.c (place_field): Warn if offset of a field changed.
20488 * doc/extend.texi (packed): Mention the ABI change.
20489 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20490 (Warning Options): Add it to the list.
20492 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20494 * c-opts.c (c_common_post_options): Fix a typo in comments.
20496 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20498 PR middle-end/38615
20499 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20500 variables to static.
20501 * doc/invoke.texi (-fmerge-all-constants): Update description.
20503 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20506 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20507 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20509 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20511 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20513 (LOCAL_ALIGNMENT): Similarly.
20515 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20516 Joseph Myers <joseph@codesourcery.com>
20518 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20519 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20520 * config/arm/arm-tune.md: Regenerate.
20521 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20524 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20526 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20527 version number to five.
20529 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20532 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20533 * c-common.c (set_underlying_type): Likewise.
20534 (is_typedef_decl ): Likewise
20536 (set_underlying_type): Likewise.
20537 (is_typedef_type): Likewise.
20539 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20541 PR middle-end/38587
20542 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20545 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20548 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20549 (LIBGCC_SPEC): Don't define.
20550 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20552 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20554 PR rtl-optimization/38879
20555 * alias.c (base_alias_check): Unaligned access via AND address can
20556 alias all surrounding object types except those with sizes equal
20557 or wider than the size of unaligned access.
20559 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20562 * c-decl.c (clone_underlying_type): Move this ...
20563 * c-common.c (set_underlying_type): ... here.
20564 Also, make sure the function properly sets TYPE_STUB_DECL() on
20565 the newly created typedef variant type.
20566 (is_typedef_decl ): New entry point.
20567 * tree.h: Added a new member member_types_needing_access_check to
20568 struct tree_decl_non_common.
20569 (set_underlying_type): New entry point.
20570 (is_typedef_type): Likewise.
20572 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20574 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20575 Check whether two instructions have memory references that
20576 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20577 are helper functions for traversing.
20578 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20579 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20580 not to draw dependency edge for instructions with non-conflicting
20583 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20586 * longlong.h: Update copyright years. Use soft-fp license notice.
20587 Sync __clz_tab declaration with glibc.
20589 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20592 * doc/extend.texi (syscall_linkage): New.
20593 (version_id): Modify.
20595 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20596 Richard Guenther <rguenther@suse.de>
20598 PR tree-optimization/38747
20599 PR tree-optimization/38748
20600 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20601 conversion if the base address is an indirect reference and the
20602 aliasing sets could cause issues.
20604 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20606 * common.opt (fgraphite, fgraphite-identity): Add comment for
20607 explaining why these options are not documented.
20609 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20611 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20612 gimple_call_lhs is NULL.
20614 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20617 * emit-rtl.c (adjust_address_1): Make sure memref is never
20620 2009-01-20 Ben Elliston <bje@au.ibm.com>
20622 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20623 const qualifier from arg parameter. Remove unnecessary cast to char *.
20624 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20625 const qualifier from arg 2.
20627 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20629 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20631 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20634 * rtl.h (reinit_regs): New prototype.
20635 * regclass.c: Include ira.h.
20636 (reinit_regs): New.
20637 * Makefile.in (regclass.o): Add ira.h.
20638 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20640 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20643 * c-common.c (handle_aligned_attribute): Use
20644 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20645 default alignment value.
20647 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20649 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20650 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20652 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20653 __BIGGEST_ALIGNMENT__.
20655 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20657 2009-01-18 Richard Guenther <rguenther@suse.de>
20659 PR tree-optimization/38819
20660 * tree-flow.h (operation_could_trap_helper_p): Declare.
20661 * tree-eh.c (operation_could_trap_helper_p): Export.
20662 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20663 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20664 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20665 are about to insert a possibly trapping instruction and fail
20668 2009-01-18 Andreas Schwab <schwab@suse.de>
20670 * doc/install.texi (Configuration): Remove obsolete paragraph
20671 about use of --with-gnu-ld with --with-gnu-as.
20673 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20675 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20676 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20677 Follow spelling conventions.
20679 2009-01-18 Ben Elliston <bje@au.ibm.com>
20681 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20682 C++ warning about implicit conversion from void * to struct
20684 (bitmap_obstack_free): Likewise for bitmap_element *.
20685 * Makefile.in (bitmap.o-warn): Remove.
20687 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20689 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20691 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20692 Tobias Grosser <tobi.grosser@amd.com>
20694 * graphite.c (graphite_trans_scop_block): Do not block single
20697 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20699 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20700 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20701 test with assertion.
20703 2009-01-16 Richard Guenther <rguenther@suse.de>
20705 PR tree-optimization/38835
20706 PR middle-end/36227
20707 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20708 and INT + PTR -> (INT)(PTR p+ INT) folding.
20709 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20711 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20714 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20715 the subreg from a lowpart subreg if it is also casting the value.
20717 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20718 Tobias Grosser <tobi.grosser@amd.com>
20720 * graphite.c (compare_prefix_loops): New.
20721 (build_scop_canonical_schedules): Rewritten.
20722 (graphite_transform_loops): Move build_scop_canonical_schedules
20723 after build_scop_iteration_domain.
20725 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20726 Tobias Grosser <tobi.grosser@amd.com>
20728 * graphite.c (add_conditions_to_domain): Add the loops to
20729 the dimension of the iteration domain. Do copy the domain
20730 only when it exists.
20731 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20732 (add_conditions_to_constraints): New.
20733 (can_generate_code_stmt, can_generate_code): Removed.
20734 (gloog): Do not call can_generate_code.
20735 (graphite_transform_loops): Call add_conditions_to_constraints
20736 after building the iteration domain.
20738 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20740 PR tree-optimization/38789
20741 * tree-ssa-threadedge.c
20742 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20743 __builtin_constant_p.
20745 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20747 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20748 examined before deleting them.
20750 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20752 * function.c (aggregate_value_p): Correctly extract the function
20753 type from CALL_EXPR_FN lookup.
20755 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20757 * config/picochip/picochip.c (picochip_override_options): Revert
20758 CFI asm flag disable commited previously.
20760 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20761 Tobias Grosser <tobi.grosser@amd.com>
20762 Jan Sjodin <jan.sjodin@amd.com>
20764 * graphite.c (scan_tree_for_params): On substractions negate
20765 all the coefficients of the term.
20766 (clast_to_gcc_expression_red): New. Handle reduction expressions
20767 of more than two operands.
20768 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20769 (get_vdef_before_scop): Handle also the case of default definitions.
20771 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20773 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20774 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20775 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20777 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20778 Joey Ye <joey.ye@intel.com>
20780 PR middle-end/37843
20781 * cfgexpand.c (expand_stack_alignment): Don't update stack
20782 boundary nor check incoming stack boundary here.
20783 (gimple_expand_cfg): Update stack boundary and check incoming
20784 stack boundary here.
20786 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20788 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20790 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20792 PR rtl-optimization/38245
20793 * calls.c (expand_call): Add stack arguments to
20794 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20795 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20796 in regs and partially in memory or BLKmode arguments.
20797 (emit_library_call_value_1): Add stack arguments to
20798 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20799 ACCUMULATE_OUTGOING_ARGS).
20800 * dce.c: Include tm_p.h.
20801 (find_call_stack_args): New function.
20802 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20804 (mark_insn): Call find_call_stack_args for CALL_Ps.
20805 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20806 forwards. Allocate and free arg_stores bitmap if needed, pass it
20807 down to deletable_insn_p, don't mark stores set in arg_stores
20808 bitmap, clear the bitmap at the beginning of each bb.
20809 * Makefile.in (dce.o): Depend on $(TM_P_H).
20811 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20814 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20815 to make sure the insn is a conditional test (bug 22599). Reformat a
20818 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20820 PR middle-end/38431
20821 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20822 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20823 (gloog): Do not call cleanup_tree_cfg.
20824 (graphite_transform_loops): Call cleanup_tree_cfg after all
20825 scops have been code generated.
20827 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20828 * doc/gty.texi (Invoking the garbage collector): Added new node
20829 and section documenting ggc_collect.
20831 2009-01-14 Richard Guenther <rguenther@suse.de>
20833 PR tree-optimization/38826
20834 PR middle-end/38477
20835 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20836 initialization notes only if we actually emitted a warning.
20837 (intra_create_variable_infos): Add constraints for a result decl
20838 that is passed by hidden reference.
20839 (build_pred_graph): Mark all related variables non-direct on
20842 2009-01-14 Nick Clifton <nickc@redhat.com>
20844 * ira-conflicts.c: Include addresses.h for the definition of
20846 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20847 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20849 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20852 * Makefile.in (ira-lives.o): Add except.h.
20854 * ira-lives.c: Include except.h.
20855 (process_bb_node_lives): Process can_throw_internal.
20857 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20859 PR rtl-optimization/38774
20860 * combine.c (simplify_set): When undoing cc_use change, don't do
20861 PUT_CODE on the newly created comparison, but instead put back the
20864 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20866 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20867 values. Remove duplicate arm8 entry.
20869 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20871 PR tree-optimization/38786
20872 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20873 the SSA_NAME case of expand_scalar_variables_expr.
20874 Set the type of an expression to the type of its assign statement.
20875 (expand_scalar_variables_expr): Also gather the scalar computation
20876 used to index the memory access. Do not pass loop_p.
20877 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20878 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20879 the gimple_stmt_iterator where it inserts new code.
20880 Do not pass loop_p.
20881 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20882 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20884 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20886 * graphite.h (debug_value): Removed.
20887 * graphite.c (debug_value): Removed.
20889 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20891 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20892 ldrd/strd with two 32-bit instructions.
20894 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20896 * config/arm/arm.c (struct processors): Pass for speed down into
20897 cost helper functions.
20898 (const_ok_for_op): Handle COMPARE and inequality nodes.
20899 (arm_rtx_costs_1): Rewrite.
20900 (arm_size_rtx_costs): Update prototype.
20901 (arm_rtx_costs): Pass speed down to helper functions.
20902 (arm_slowmul_rtx_costs): Rework cost calculations.
20903 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20904 (arm_9e_rtx_costs): Likewise.
20906 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20908 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20909 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20910 (alpha_legitimize_address): Do not split local symbols wider than
20911 UNITS_PER_WORD into HIGH/LO_SUM parts.
20913 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20916 * gcc.c (process_command): Replace call to execvp with calls
20917 to pex_one and exit.
20919 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20922 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20923 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20924 variant for devices with 3-byte PC.
20925 (__tablejump_elpm__): New.
20927 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20930 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20931 offsetof member-designator, handle it as `[0].'.
20933 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20935 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20936 function when not using named sections on targets with named sections
20937 if branch distance is less than 262132.
20939 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20941 * combine.c (combine_instructions): Recompute
20942 optimize_this_for_speed_p for each BB in the main combine loop.
20944 2009-01-12 Tomas Bily <tbily@suse.cz>
20947 * tree-loop-distribution.c (prop_phis): New function.
20948 (generate_builtin): Call prop_phis.
20949 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20951 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20953 PR tree-optimization/38807
20954 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20955 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20957 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20959 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20960 subreg of op0 to the original op0.
20962 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20964 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20966 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20969 * mips-tfile.c (parse_def): Fix parsing of def strings
20970 starting with digits.
20972 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20975 * config/arm/arm.c (arm_is_long_call_p): Don't call
20976 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20978 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20980 * regrename.c (regrename_optimize): Fix dumping.
20981 (find_oldest_value_reg): Preserve REG_POINTER.
20982 (copy_hardreg_forward_1): Likewise.
20984 2009-01-09 Diego Novillo <dnovillo@google.com>
20986 * gimple.h (struct gimple_statement_base) <uid>: Document
20987 the restrictions on its use.
20988 (gimple_uid): Tidy.
20989 (gimple_set_uid): Tidy.
20991 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20993 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20994 zero guard even if align_bytes != 0 and count is smaller than
20997 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20999 PR rtl-optimization/38495
21000 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21001 (add_range_and_copies_from_move_list): Print all added ranges.
21002 Add ranges to memory optimized destination.
21004 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21008 * config/i386/i386.c (override_options): Reject
21009 -mstringop-strategy=rep_8byte with -m32.
21010 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21011 to 1. Do count comparison against epilogue_size_needed at compile
21012 time even when count_exp was constant forced into register. For
21013 size_needed don't jump to epilogue, instead just avoid aligning
21014 and invoke the body algorithm. If need_zero_guard, add zero guard
21015 even if count is non-zero, but smaller than size_needed + number of
21016 bytes that could be stored for alignment.
21017 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21018 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21019 but smaller than size_needed + number of bytes that could be stored
21020 for alignment. Compare size_needed with epilogue_size_needed instead
21021 of desired_align - align, don't adjust size_needed, pass
21022 epilogue_size_needed to the epilogue expanders.
21025 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21027 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21029 * pa.c (last_address): Change to unsigned.
21030 (update_total_code_bytes): Change argument to unsigned. Don't
21031 check if insn addresses are set.
21032 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21033 addresses are not set.
21034 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21036 2009-01-09 Nick Clifton <nickc@redhat.com>
21038 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21039 DECL_DECLARED_INLINE_P.
21041 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21043 PR middle-end/38347
21044 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21045 GET_MODE (op0) in operand_subword_force calls.
21047 PR middle-end/38771
21048 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21049 fold_convert arg0 operands to TREE_TYPE (op0) first.
21051 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21053 * params.def (ira-max-conflict-table-size): Decrease default value
21056 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21058 PR tree-optimization/37031
21059 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21061 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21062 allocate it using gc instead of heap, use VEC_quick_push instead of
21064 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21065 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21066 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21067 allocated vector from heap allocated.
21068 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21069 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21070 vector only after perfect_loop_nest_depth call.
21072 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21073 Jan Sjodin <jan.sjodin@amd.com>
21075 PR tree-optimization/38559
21076 * graphite.c (debug_value, copy_constraint,
21077 swap_constraint_variables, scale_constraint_variable, ): New.
21078 (get_lower_bound, get_upper_bound): Removed.
21079 (graphite_trans_bb_strip_mine): Clean up this code that works
21080 only for constant number of iterations. Fully copy upper and
21081 lower bound constraints, not only the constant part of them.
21082 * graphite.h (debug_value): Declared.
21084 2009-01-08 Ira Rosen <irar@il.ibm.com>
21086 PR tree-optimization/37194
21087 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21088 Don't add the cost of cost model guard in prologue to scalar
21089 outside cost in case of known number of iterations.
21091 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21092 Alan Modra <amodra@bigpond.net.au>
21094 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21095 non-word-aligned REG+CONST addressing.
21097 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21100 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21101 free_after_compilation when outputting a thunk.
21102 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21103 Do not call free_after_compilation here.
21105 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21107 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21108 (ix86_valid_target_attribute_inner_p): Ditto.
21110 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21112 PR tree-optimization/38492
21113 PR tree-optimization/38498
21114 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21115 * tree-chrec.h (scev_is_linear_expression): Declared.
21116 * graphite.c (graphite_cannot_represent_loop_niter): New.
21117 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21118 (graphite_loop_normal_form): Use gcc_assert.
21119 (scan_tree_for_params): Use CASE_CONVERT.
21120 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21121 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21122 Use gcc_assert. Discard scops that contain unhandled cases.
21123 (build_scop_conditions): Return a boolean status for unhandled cases.
21124 (strip_mine_profitable_p): Print the loop number, not its depth.
21125 (is_interchange_valid): Pass the depth of the loop nest, don't
21126 recompute it wrongly.
21127 (graphite_trans_bb_block): Same.
21128 (graphite_trans_bb_block): Print tentative of loop blocking.
21129 (graphite_trans_scop_block): Do not print that the loop has been
21131 (graphite_transform_loops): Do not handle scops that contain condition
21134 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21136 AVX Programming Reference (December, 2008)
21137 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21138 (_mm256_stream_pd): Likewise.
21139 (_mm256_stream_ps): Likewise.
21141 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21142 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21143 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21144 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21145 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21146 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21147 (ix86_expand_special_args_builtin): Likewise.
21149 * config/i386/sse.md (AVXMODEDI): New.
21150 (avx_movnt<mode>): Likewise.
21151 (avx_movnt<mode>): Likewise.
21152 (<sse>_movnt<mode>): Remove AVX support.
21153 (sse2_movntv2di): Likewise.
21155 2009-01-07 Richard Guenther <rguenther@suse.de>
21157 PR middle-end/38751
21158 * fold-const.c (extract_muldiv): Remove obsolete comment.
21159 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21160 to PLUS_EXPR canonicalization for the canonicalization.
21162 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21164 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21165 hosted cross-compilers generating less efficient code.
21167 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21169 * function.h (rtl_data): Add a dbr_scheduled_p field.
21170 * reorg.c (dbr_schedule): Set it.
21171 (gate_handle_delay_slots): Check it.
21172 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21173 (mips_reorg): Check flag_delayed_branch instead of
21174 mips_base_delayed_branch.
21175 (mips_override_options): Don't set mips_base_delayed_branch
21176 or flag_delayed_branch.
21178 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21180 PR rtl-optimization/38426.
21181 * ira.c (ira): Set current_function_is_leaf earlier.
21183 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21185 PR rtl-optimization/38722
21186 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21187 too early, only set a flag and modify after last possible
21190 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21193 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21194 * real.c (decimal_single_format): Correct values of emin and emax.
21195 (decimal_double_format): Ditto.
21196 (decimal_quad_format): Ditto.
21197 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21198 computation of DECnn_MIN and DECnn_MAX for corrected values of
21199 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21200 __DECnn_MIN__, and adjust its computation for the corrected value
21203 2009-01-06 Jan Hubicka <jh@suse.cz>
21206 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21208 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21210 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21211 Add Robert Clark to the list of testers.
21213 2009-01-06 Jan Hubicka <jh@suse.cz>
21214 Kai Tietz <kai.tietz@onevision.com>
21216 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21217 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21219 2009-01-06 Jan Hubicka <jh@suse.cz>
21220 Kai Tietz <kai.tietz@onevision.com>
21222 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21224 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21225 (ix86_nsaved_regs): Count only general purpose regs.
21226 (ix86_nsaved_sseregs): New.
21227 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21228 to 16 for w64; compute padding and size of sse reg save area.
21229 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21230 general purpose regs.
21231 (ix86_emit_save_sse_regs_using_mov): New.
21232 (ix86_expand_prologue): Save SSE regs if needed.
21233 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21234 (ix86_emit_restore_sse_regs_using_mov): New.
21235 (ix86_expand_epilogue): Save SSE regs if needed.
21237 2009-01-06 Jan Hubicka <jh@suse.cz>
21238 Kai Tietz <kai.tietz@onevision.com>
21240 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21241 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21242 functions when accumulate outgoing args is off.
21244 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21247 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21248 before using pseudos_have_intersected_live_ranges_p.
21250 * ira-int.h (ira_assert): Always define.
21252 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21254 AVX Programming Reference (December, 2008)
21255 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21256 (_mm256_permute2_pd): Likewise.
21257 (_mm_permute2_ps): Likewise.
21258 (_mm256_permute2_ps): Likewise.
21259 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21260 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21262 * config/i386/i386.c (ix86_builtins): Remove
21263 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21264 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21265 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21266 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21267 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21268 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21269 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21270 __builtin_ia32_vpermil2ps256.
21271 (ix86_init_mmx_sse_builtins): Updated.
21272 (ix86_expand_args_builtin): Likewise.
21274 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21276 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21277 long absolute calls when generating PA 2.0 code.
21279 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21281 PR rtl-optimization/38583
21282 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21284 * params.def (ira-max-conflict-table-size): New.
21286 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21288 * ira.h (ira_conflicts_p): New external definition.
21290 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21291 table. Report this. Return result of building.
21292 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21293 building conflict table.
21295 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21296 (ira_color): Use ira_conflicts_p.
21298 * global.c: Include ira.h.
21299 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21302 * Makefile.in (global.o): Add ira.h.
21304 * ira-build.c (mark_all_loops_for_removal,
21305 propagate_some_info_from_allocno): New.
21306 (remove_unnecessary_allocnos): Call
21307 propagate_some_info_from_allocno.
21308 (remove_low_level_allocnos): New.
21309 (remove_unnecessary_regions): Add parameter. Call
21310 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21311 parameter to remove_unnecessary_regions.
21312 (ira_build): Remove all regions but root if the conflict table was
21313 not built. Update conflict hard regs for allocnos crossing calls.
21315 * ira.c (ira_conflicts_p): New global.
21316 (ira): Define and use ira_conflicts_p.
21318 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21319 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21320 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21322 2009-01-06 Ben Elliston <bje@au.ibm.com>
21324 * gengtype-lex.l (YY_NO_INPUT): Define.
21326 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21329 * c-common.c (handle_vector_size_attribute): Also reject
21330 BOOLEAN_TYPE types.
21332 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21334 PR tree-optimization/38492
21335 * graphite.c (rename_map_elt, debug_rename_elt,
21336 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21337 rename_map_elt_info, eq_rename_map_elts,
21338 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21339 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21340 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21341 (sese_build_livein_liveouts): New.
21342 (new_sese, free_sese): New.
21343 (new_scop): Call new_sese.
21344 (free_scop): Call free_sese.
21345 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21346 (register_old_new_names): Renamed register_old_and_new_names.
21347 (register_scop_liveout_renames, add_loop_exit_phis,
21348 insert_loop_close_phis, struct igp,
21349 default_liveout_before_guard, add_guard_exit_phis,
21350 insert_guard_phis, copy_renames): New.
21351 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21352 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21353 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21354 (scop_adjust_phis_for_liveouts): New.
21355 (gloog): Call scop_adjust_phis_for_liveouts.
21357 * graphite.h (struct sese): Documented. Added fields liveout,
21358 num_ver and livein.
21359 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21360 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21361 (struct scop): Added field liveout_renames.
21362 (SCOP_LIVEOUT_RENAMES): New.
21364 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21366 PR tree-optimization/38510
21367 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21368 (translate_clast): Call recompute_all_dominators before
21370 (gloog): Call recompute_all_dominators before graphite_verify.
21372 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21373 Jan Sjodin <jan.sjodin@amd.com>
21375 PR tree-optimization/38500
21376 * graphite.c (create_sese_edges): Call fix_loop_structure after
21379 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21381 * config.gcc: Add m32r*-*-rtems*.
21382 * config/m32r/rtems.h: New file.
21384 2009-01-05 Ben Elliston <bje@au.ibm.com>
21386 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21387 (.po.pox): Likewise.
21388 (po/gcc.pot): Likewise.
21390 2009-01-04 David S. Miller <davem@davemloft.net>
21392 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21393 (STARTING_FRAME_OFFSET): Always set to zero.
21395 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21397 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21398 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21399 fixed-point types, and vectors of the same.
21401 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21403 * config/mips/sync.md (*mb_barrier): Rename to...
21404 (*memory_barrier): ...this.
21406 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21408 * doc/extend.texi (Function Attributes): Move @cindex after @item
21409 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21410 and put in alphabetical order. Fix 'target' name and put in order.
21411 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21414 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21416 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21417 (memory_barrier): Expand as unspec instead of unspec_volatile.
21418 Remove mem:BLK from insn operands. Use Pmode scratch register.
21419 (*memory_barrier): Define as unspec instead of unspec_volatile.
21420 Use (match_dup 0) as input operand.
21422 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21423 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21424 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21425 scratch register. Remove operand 1.
21426 (*stbar): Define as unspec instead of unspec_volatile.
21427 Use (match_dup 0) as input operand, remove (const_int 8).
21428 (*membar): Define as unspec instead of unspec_volatile.
21429 Use (match_dup 0) as input operand, remove input operand 2.
21431 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21432 (memory_barrier): Expand as unspec instead of unspec_volatile.
21433 Remove mem:BLK from insn operands. Use Pmode scratch register.
21434 (*memory_barrier): Define as unspec instead of unspec_volatile.
21435 Use (match_dup 0) as input operand.
21437 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21438 Remove mem:BLK from insn operands. Use Pmode scratch register.
21439 Set volatile flag on operand 0.
21440 (*memory_barrier): New insn pattern.
21442 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21444 (*memory_barrier): Use (match_dup 0) as input operand.
21446 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21447 Remove mem:BLK from insn operands. Use Pmode scratch register.
21448 Set volatile flag on operand 0.
21449 (*mb_internal): New insn pattern.
21451 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21453 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21455 PR middle-end/38586
21456 * function.c (struct temp_slot): Move to the section of the file
21457 that deals with temp slots. Remove field 'address'.
21458 (temp_slot_address_table): New hash table of address -> temp slot.
21459 (struct temp_slot_address_entry): New struct, items for the table.
21460 (temp_slot_address_compute_hash, temp_slot_address_hash,
21461 temp_slot_address_eq, insert_temp_slot_address): Support functions
21463 (find_temp_slot_from_address): Rewrite to use the new hash table.
21464 (remove_unused_temp_slot_addresses): Remove addresses of temp
21465 slots that have been made available.
21466 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21467 worker function for remove_unused_temp_slot_addresses.
21468 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21469 Add the temp slot address to the address -> temp slot map.
21470 (update_temp_slot_address): Update via insert_temp_slot_address.
21471 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21472 (pop_temp_slots): Likewise.
21473 (init_temp_slots): Allocate the address -> temp slot map, or empty
21474 the map if it is already allocated.
21475 (prepare_function_start): Initialize temp slot processing.
21477 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21479 PR middle-end/38584
21480 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21481 Calculate the size of all stack vars assuming no packing of stack
21482 vars will happen, replacing a quadratic algorithm with a linear one.
21484 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21487 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21490 2009-01-03 Diego Novillo <dnovillo@google.com>
21492 * doc/contrib.texi: Update contributions.
21494 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21497 * builtins.c (fold_builtin_memory_op): Give up if either operand
21498 is volatile. Set srctype or desttype to non-qualified version
21502 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21503 and FUNCTION_DECLs.
21505 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21507 PR rtl-optimization/35805
21508 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21509 problem if fast dce is able to remove any instructions.
21510 * dce.c (dce_process_block): Fix dump message.
21512 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21515 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21517 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21519 PR middle-end/38690
21520 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21521 * tree-pretty-print.c (op_code_prio): New function.
21522 (op_prio): No longer static. Use op_code_prio.
21523 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21524 Use op_prio and op_code_prio to determine if () should be
21525 printed around operand(s) or not.
21527 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21528 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21529 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21530 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21531 pp_character instead of pp_string for single letter printing.
21533 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21535 * doc/extend.texi: Fix '#pragma GCC option' typo.
21537 2009-01-02 Richard Guenther <rguenther@suse.de>
21539 * doc/install.texi (--enable-checking): Mention different
21540 default for stage1.
21541 (--enable-stage1-checking): Document.
21543 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21545 PR middle-end/30142
21546 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21547 case to be an error.
21549 2009-01-02 Ben Elliston <bje@au.ibm.com>
21551 * config/fp-bit.h (pack_d): Constify argument.
21552 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21553 (isnan): Constify argument.
21555 (iszero): Likewise.
21556 (pack_d): Likewise.
21557 (_fpadd_parts): Constify return type.
21558 (_fpmul_parts): Likewise.
21559 (_fpdiv_parts): Likewise.
21561 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21564 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21565 warn about overwriting initializer with side-effects or
21566 -Woverride-init if !IMPLICIT.
21567 (output_init_element): Likewise. Pass IMPLICIT down to
21569 (process_init_element): Add IMPLICIT argument. Pass it down
21570 to output_init_element.
21571 (push_init_element, pop_init_level, set_designator): Adjust
21572 process_init_element callers.
21573 (set_nonincremental_init, set_nonincremental_init_from_string):
21574 Adjust add_pending_init callers.
21575 (output_pending_init_elements): Adjust output_init_element callers.
21576 * c-tree.h (process_init_element): Adjust prototype.
21577 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21578 process_init_element callers.
21581 Copyright (C) 2009 Free Software Foundation, Inc.
21583 Copying and distribution of this file, with or without modification,
21584 are permitted in any medium without royalty provided the copyright
21585 notice and this notice are preserved.