1 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
3 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6 to pointer to enum machine_mode. Update all callers as needed.
8 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10 * config/alpha/alpha.md (exception_receiver): Emit alternative
11 GP load sequence if flag_reorder_blocks_and_partition is set.
12 (*exception_receiver_2): Also enable when
13 flag_reorder_blocks_and_partition is set.
15 2009-08-20 Matt Rice <ratmice@gmail.com>
16 Diego Novillo <dnovillo@google.com>
18 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
21 2009-08-20 Richard Guenther <rguenther@suse.de>
23 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not
25 * c-tree.h (c_dup_lang_specific_decl): Remove.
26 (struct lang_decl, struct lang_type): Move definitions ...
27 * c-lang.h: ... here. New file.
28 * c-decl.c: Include c-lang.h.
29 (c_dup_lang_specific_decl): Remove.
30 * c-typeck.c: Include c-lang.h.
31 * Makefile.in (c-decl.o): Add c-lang.h dependency.
32 (c-typeck.o): Likewise.
33 * c-config-lang.in (gtfiles): Add c-lang.h.
34 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
37 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
39 * config/alpha/alpha.c (alpha_end_function): Do not clear
40 crtl->emit structure and free insn locators if cfun->is_thunk is true,
41 this is now handled in generic code.
43 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
45 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
46 (s390_z10_fix_long_loop_prediction): New function.
47 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
48 (s390_reorg): Walk over the INSNs and invoke
49 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
51 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
53 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
54 "*brx_64bit", "*brx_31bit"): New patterns.
55 * config/s390/s390.c ('E'): New output modifier.
57 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
58 Richard Earnshaw <richard.earnshaw@arm.com>
60 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
61 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
63 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
65 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
67 * pa.c (emit_move_sequence): Check if address of operand1 is valid
68 for mode mode of operand0 when doing secondary reload for SAR.
70 2009-08-19 Jakub Jelinek <jakub@redhat.com>
73 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
74 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
76 2009-08-19 Jason Merrill <jason@redhat.com>
78 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
79 supported template depth in C++0x.
81 2009-08-19 Jakub Jelinek <jakub@redhat.com>
83 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
84 free_after_compilation.
85 * config/score/score7.c (score7_output_mi_thunk): Likewise.
86 * config/score/score3.c (score3_output_mi_thunk): Likewise.
87 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
88 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
89 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
90 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
91 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
93 2009-08-19 Ian Lance Taylor <iant@google.com>
95 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
96 of (plus (mult (neg B) C) A).
98 2009-08-18 Michael Matz <matz@suse.de>
100 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
101 instead of comparing TYPE_MAIN_VARIANT for equality.
102 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
103 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
104 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
105 * gimplify.c (goa_lhs_expr_p): Ditto and use
106 STRIP_USELESS_TYPE_CONVERSION.
108 2009-08-18 Michael Matz <matz@suse.de>
110 * tree-ssa-structalias.c (create_variable_info_for): Also mark
111 first field in a struct.
112 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
114 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
116 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
117 locators before emit_insn is called. Remove assert that
119 (alpha_end_function): Clear crtl->emit structure and free insn
120 locators if cfun->is_thunk is true.
122 2009-08-18 Jason Merrill <jason@redhat.com>
124 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
126 * configure.ac: Test for it.
127 * configure, config.in: Regenerate.
128 * doc/install.texi: Document --enable-gnu-unique-object.
130 2009-08-18 Richard Guenther <rguenther@suse.de>
133 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
134 pow(x,y*z) only if x is nonnegative.
136 2009-08-18 Jakub Jelinek <jakub@redhat.com>
138 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
142 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
143 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
145 2009-08-17 DJ Delorie <dj@redhat.com>
147 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
148 * config/m32c/prologue.md (epilogue_freit): New.
150 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
151 (bank_switch_p): Likewise.
152 (fast_interrupt_p): Likewise.
153 (interrupt_p): Likewise.
154 (m32c_conditional_register_usage): Round memregs size up.
155 (need_to_save): We only need to save $a0 when we use ENTER.
156 (interrupt_p): Check for fast_interrupt too.
157 (bank_switch_p): New.
158 (fast_interrupt_p): New.
159 (m32c_attribute_table): Add bank_switch and fast_interrupt.
160 (m32c_emit_prolog): Support bank switching and fast interrupts.
161 * doc/extend.texi (Function Attributes): Add bank_switch and
164 2009-08-17 Douglas B Rupp <rupp@gnat.com>
166 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
167 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
169 2009-08-16 Douglas B Rupp <rupp@gnat.com>
171 * doc/invoke.texi (Target options):
172 Add new option list for IA-64/VMS.
173 (menu): Add IA-64/VMS Options.
174 (IA-64/VMS Options): Likewise.
176 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
179 * config/mips/mips.md (*lwxs): Use :P for pointer values.
181 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
183 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
184 (mips_pop_asm_switch): Likewise.
185 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
187 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
188 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
189 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
190 (mips_print_operand_punctuation): Use them. Check mips_noreorder
191 instead of set_noreorder.
192 (mips_output_function_prologue): Use the new functions.
193 (mips_output_function_epilogue): Likewise.
194 (mips_need_noat_wrapper_p): New function, split out from...
195 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
196 Use mips_push_asm_switch and mips_pop_asm_switch.
197 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
198 and mips_pop_asm_switch.
199 (ASM_OUTPUT_REG_POP): Likewise.
200 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
201 Use mips_pop_asm_switch.
202 (mips_asm_switch): New structure.
203 (set_noreorder, set_nomacro): Replace with...
204 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
205 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
206 instead of set_nomacro.
207 (fix_truncsfsi2_macro): Likewise.
208 (cprestore): Likewise.
209 (hazard): Use mips_noreorder instead of set_noreorder.
210 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
212 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
214 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
215 from prev_active_insn.
217 2009-08-16 Anatoly Sokolov <aesok@post.ru>
219 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
220 * config/avr/avr.c (avr_override_options): Initialize
221 avr_current_arch variable.
222 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
223 __AVR_HAVE_16BIT_SP__ according to the device type.
224 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
226 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
227 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
229 2009-08-16 Dodji Seketeli <dodji@redhat.com>
232 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
233 generating inlined subroutine die only. We shouldn't be
234 called for anything else.
235 (gen_block_die): Don't generate inline subroutine debug info for
238 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
240 * graphite-poly.c (print_pbb): Print PBB index.
242 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
245 * graphite-interchange.c (ppl_max_for_le): Moved...
246 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
247 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
248 ppl_Pointset_Powerset_C_Polyhedron_maximize.
249 * graphite-ppl.h (ppl_max_for_le): Declared.
251 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
253 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
254 supported on all platforms.
255 * target.h (struct gcc_target): Remove
256 handle_pragma_redefine_extname.
257 * c-cppbuiltin.c: Remove use of
258 targetm.handle_pragma_redefine_extname.
259 * c-pragma.c: Likewise.
260 * target-def.h (TARGET_INITIALIZER): Remove
261 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
262 * config/sol2.h: Remove use of
263 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
265 2009-08-14 Douglas B Rupp <rupp@gnat.com>
267 * config/ia64/fde-vms.c: New file.
268 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
269 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
270 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
271 (uw_frame_state_for): Only register a personality routine if it is
272 known to be compatible with our expectations.
273 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
274 Declare unw_table_entry stack variable and
275 mod all calls to _Unwind_FindTableEntry to add arg.
276 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
277 (_Unwind_FindTableEntry): Add arg to prototype.
279 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
281 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
282 field 'signal_pfs_loc'.
283 (uw_frame_state_for): Remove duplicate code dealing with leaf
284 procedures without unwind info.
285 If in the frame after unwinding through a signal handler, restore
286 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
287 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
288 'pfs_loc' to the AR.PFS location in the signal context; instead
289 set 'signal_pfs_loc'.
290 Manually generate the unwind info for the AR.PFS register.
291 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
292 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
293 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
294 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
295 instead set 'signal_pfs_loc'.
296 Remove code preventing the AR.PFS register from being restored
297 from the signal context.
299 2009-08-14 Douglas B Rupp <rupp@gnat.com>
300 Tristan Gingold <gingold@adacore.com>
302 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
303 * config/ia64/t-vms: New file.
304 * config/ia64/vms64.h: New file.
305 * config/ia64/vms.h: New file.
306 * config/ia64/vms-crtinit.asm: New file.
307 * config/ia64/vms_symvec_libgcc_s.opt: New file.
308 * config/ia64/vms-unwind.h: New file.
310 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
312 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
315 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
318 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
319 version. Move declaration...
320 * real.h (do_mpc_arg2): ... here.
321 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
324 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
326 * final.c (add_debug_prefix_map): Don't use GC memory for
327 old_prefix and new_prefix.
329 2009-08-14 Richard Guenther <rguenther@suse.de>
331 * ipa-prop.c (compute_complex_pass_through): If we cannot
332 compute a non-varying offset for IPA_JF_ANCESTOR punt.
334 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
336 * c-lex.c (c_lex_with_flags): Increase size of local variable
337 to avoid memory clobber.
339 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
342 * config/i386/i386.c (ix86_fp_comparison_strategy):
343 Only enable/disable sahf at function granularity.
345 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
347 PR rtl-optimization/41064
348 * reload1.c (reload_as_needed): Don't call extract_insn
349 for known invalid replacements after calling
350 validate_replace_rtx_group and verify_changes.
352 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
355 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
356 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
357 ix86_expand_fp_vcond.
358 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
359 Assert that operation is supported by ix86_expand_int_vcond.
360 (vcondu<SSEMODE124C8:mode>): Ditto.
362 2009-08-13 DJ Delorie <dj@redhat.com>
364 * config/i386/djgpp-stdint.h: New.
365 * config.gcc (djgpp): Use it.
367 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
369 * config/sh/sh.c (sh_override_options): When flag_exceptions or
370 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
372 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
374 * tree-ssa-loop-prefetch.c
375 (prune_ref_by_group_reuse): Enhance probabilistic analysis
376 for long-stride pruning.
377 (compute_miss_rate): New function to compute the probability
378 that two memory references access different cache lines.
380 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
382 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
384 2009-08-13 Richard Guenther <rguenther@suse.de>
387 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
388 use the constant pointer type.
389 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
390 of CV qualifiers on the target pointer type.
391 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
392 conversion check before restrict check.
394 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
397 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
399 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
401 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
403 2009-08-12 Richard Guenther <rguenther@suse.de>
405 PR tree-optimization/41011
406 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
407 and reference constructing.
409 2009-08-12 Xinliang David Li <davidxl@google.com>
411 PR tree-optimization/41012
412 * tree-flow.h : New external interface.
413 * gimple-low.c (check_call_arg): Change to public function.
414 Remove argument mismatch check in lowering.
415 * tree-inline.h (tree_can_inline_p): Interface change.
416 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
418 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
419 Call change to tree_can_inline_p function.
420 (cgraph_decide_inlining_incrementally): Ditto.
422 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
424 PR tree-optimization/41031
425 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
426 on the partition variable rather than promote_mode on the source
427 type. Assert that the partition variable's type has the same
428 mode as the source value's.
430 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
432 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
434 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
436 * calls.c (expand_call): Fix typo.
437 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
439 * stmt.c (expand_value_return): Use promote_function_mode to copy out
441 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
442 * config/cris/cris.c (cris_promote_function_mode): Likewise.
443 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
444 * config/pa/pa.c (pa_promote_function_mode): Likewise.
446 2009-08-12 Andrew Haley <aph@redhat.com>
448 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
450 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
453 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
455 2009-08-12 Richard Guenther <rguenther@suse.de>
457 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
458 * gimplify.c (gimplify_modify_expr): Do not use
459 lang_hooks.types_compatible_p.
460 * tree-ssa.c (useless_type_conversion_p): For aggregates
461 just return false if the canonical types differ.
463 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
466 * sese.c (convert_for_phi_arg): New.
467 (add_guard_exit_phis): Use convert_for_phi_arg.
469 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
471 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
472 unknown subscript upper bounds.
474 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
475 Pranav Garg <pranav.garg2107@gmail.com>
477 * graphite-interchange.c (gather_access_strides): Removed.
478 (ppl_max_for_le): New.
479 (build_linearized_memory_access): New.
480 (memory_stride_in_loop): New.
481 (pbb_interchange_profitable_p): Reimplemented.
482 * graphite-ppl.h (ppl_new_id_map): New.
483 (ppl_interchange): New.
485 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
487 * graphite-interchange.c (compute_subscript): Removed.
488 (compute_array_size_cstr): Removed.
489 (compute_array_size_poly): Removed.
490 (compute_array_size): Removed.
491 (gather_access_strides_poly): Removed.
492 (gather_access_strides): Empty.
494 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
496 * graphite-dependences.c (dependence_polyhedron_1): Replace
497 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
498 (graphite_legal_transform_dr): Same.
499 (graphite_carried_dependence_level_k): Same.
500 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
501 Initialize PDR_NB_SUBSCRIPTS.
502 (print_pdr_access_layout): Replace pdr_nb_subscripts with
504 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
505 (PDR_NB_SUBSCRIPTS): New.
506 (pdr_nb_subscripts): Removed.
507 (pdr_dim): Simplified.
508 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
509 with PDR_NB_SUBSCRIPTS.
511 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
513 * graphite-interchange.c (compute_array_size): Remove use of
515 * graphite-poly.c (new_poly_dr): Remove argument data_container.
516 Do not initialize PDR_DATA_CONTAINER.
517 (print_pdr): Do not print PDR_DATA_CONTAINER.
518 * graphite-poly.h (struct poly_dr): Remove data_container field.
519 (PDR_DATA_CONTAINER): Removed.
520 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
522 (build_poly_dr): Same.
524 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
525 Sebastian Pop <sebastian.pop@amd.com>
527 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
528 copy of the dependence polyhedron. Free the temporary objects.
529 (graphite_carried_dependence_level_k): Free unused objects before
532 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
533 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
534 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
535 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
536 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
538 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
540 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
541 Early return without analyzing the data dependences if no
542 transform has been done. Call restore_scattering if the transform
544 (graphite-interchange.c): Same.
545 * graphite-poly.c (print_scattering_function): Test for
547 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
548 (apply_poly_transforms): Do not gcc_assert that
549 the transform is legal.
550 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
551 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
552 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
553 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
554 * graphite-poly.h (struct poly_scattering): New.
555 (struct poly_bb): Add original, transformed, and saved fields.
556 Remove transformed_scattering, original_scattering,
557 nb_local_variables and nb_scattering_transform fields.
558 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
559 (poly_scattering_new): New.
560 (poly_scattering_free): New.
561 (poly_scattering_copy): New.
562 (store_scattering_pbb): New.
563 (store_scattering): New.
564 (restore_scattering_pbb): New.
565 (restore_scattering): New.
566 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
567 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
569 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
571 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
574 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
576 * Makefile.in (graphite.o): Depends on PREDICT_H.
577 * graphite.c: Include predict.h.
578 (graphite_finalize): Call tree_estimate_probability.
579 * predict.c (predict_loops): Do not call scev_initialize and
581 (tree_estimate_probability_bb): New.
582 (tree_estimate_probability): Do not initialize loops: move that
583 code to the driver. Call tree_estimate_probability_bb.
584 (tree_estimate_probability_driver): New.
585 (pass_profile): Use tree_estimate_probability_driver.
586 * predict.h (tree_estimate_probability): Declared.
588 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
590 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
591 * graphite-dependences.c (graphite_legal_transform): Add time to
592 TV_GRAPHITE_DATA_DEPS.
593 (dependency_between_pbbs_p): Same.
594 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
596 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
598 PR rtl-optimization/41033
599 * alias.c (nonoverlapping_component_refs_p): Punt when strict
600 aliasing is disabled.
602 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
604 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
605 si_mask_operand, and_load_operand, low_bitmask_operand,
606 and_reg_operand, and_operand): New predicates.
607 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
608 * config/mips/mips.c (and_operands_ok): New function.
609 * config/mips/mips-protos.h (and_operands_ok): Declare it.
610 * config/mips/mips.md (move_type): Add ext_ins and logical.
612 (and<mode>3): Use and_reg_operand as the second operand's predicate.
613 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
614 shift_shift. Remove commutative constraint modifier.
615 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
617 (*clear_upper32_dext): Remove define_insn_and_split.
618 (*clear_upper32): Turn this define_insn_and_split ...
619 (splitter for ANDing register with 0xffff_ffff): .. into this.
621 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
623 * combine.c (try_widen_shift_mode): Factor out code to check if an
624 integer constant is a low-order bitmask from here ...
625 * rtlanal.c (low_bitmask_len): ... to here.
626 * rtl.h (low_bitmask_len): Declare.
628 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
631 * config/alpha/alpha.md (addsi3): Remove expander.
632 (addsi3): Rename from *addsi3_internal insn pattern.
633 (subsi3): Remove expander.
634 (subsi3): Rename from *subsi3_internal insn pattern.
636 2009-08-11 Douglas B Rupp <rupp@gnat.com>
638 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
641 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
642 Eric Botcazou <botcazou@adacore.com>
643 Douglas B Rupp <rupp@gnat.com>
645 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
646 that records that fit in 64 bits are returned by immediate value,
647 as required by OpenVMS Calling Standard.
648 (function_value): Adjust for above modification.
649 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
650 virtual_incoming_args_rtx as base object, not next_arg.
651 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
653 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
655 * reload.c (find_reloads_subreg_address): Check the original
656 req_equiv_mem address to detect the case where an address is
657 not valid in the outer mode.
659 2009-08-11 Richard Guenther <rguenther@suse.de>
662 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
664 2009-08-10 Douglas B Rupp <rupp@gnat.com>
666 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
667 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
669 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
670 Douglas B Rupp <rupp@gnat.com>
672 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
673 PT_STACK when frame_pointer_needed on OpenVMS.
674 (alpha_pv_save_size, alpha_using_fp): Remove.
675 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
676 with proper processing for PT_NULL.
677 (alpha_vms_initial_elimination_offset): New function. Support for
678 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
679 (alpha_sa_size): Force procedure type to PT_STACK when
680 frame_pointer_needed on OpenVMS.
681 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
682 (alpha_using_fp): Likewise.
683 (alpha_vms_can_eliminate): Add prototype.
684 (alpha_vms_initial_elimination_offset): Likewise.
685 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
686 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
688 2009-08-10 Eric Botcazou <botcazou@adacore.com>
689 Douglas B Rupp <rupp@gnat.com>
691 * config/alpha/alpha.c (common_object_handler): New function.
692 (vms_attribute_table): Declare a single attribute "common_object".
693 (vms_output_aligned_decl_common): New global function.
694 (SECTION_VMS_OVERLAY): Delete.
695 (SECTION_VMS_GLOBAL): Likewise.
696 (SECTION_VMS_INITIALIZE): Likewise.
697 (vms_asm_named_section): Remove support for above flags.
698 (vms_section_type_flags): Delete.
699 (TARGET_SECTION_TYPE_FLAGS): Likewise.
700 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
701 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
702 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
704 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
707 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
708 (sub_ddmmss): Likewise.
710 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
713 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
716 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
719 * reload1.c (reload_as_needed): Use cancel_changes to completely
720 undo a failed replacement attempt.
722 2009-08-10 Richard Guenther <rguenther@suse.de>
725 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
726 (useless_type_conversion_p): ... here. Require pointer targets
729 2009-08-10 Dodji Seketeli <dodji@redhat.com>
732 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
733 loose the original type of the statement list.
735 2009-08-09 Douglas B Rupp <rupp@gnat.com>
737 * config/alpha/alpha.c: Include libfuncs.h
738 (avms_asm_output_extern): New function.
739 (alpha_init_libfuncs): Init some decc libfuncs.
740 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
741 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
742 (DO_CRTL_NAMES): Define.
744 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
745 (LONG_TYPE_SIZE): Define.
746 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
747 (SUBTARGET_SWITCHES): Define malloc64 switch.
748 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
749 (MASK_RETURN_ADDR): Define.
750 doc/invoke.texi (mmalloc64): Document switch.
752 2009-08-09 Olivier Hainque <hainque@adacore.com>
753 Douglas B Rupp <rupp@gnat.com>
755 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
756 uses_condition_handler.
757 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
758 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
759 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
760 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
761 (code_for_builtin): New insn codes for the new alpha_builtins.
762 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
763 (alpha_sa_size): Account for uses_condition_handler.
764 (alpha_expand_prologue): Likewise.
765 (alpha_start_function): Likewise.
766 (alpha_expand_epilogue): Likewise.
767 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
768 establish/revert expanders.
769 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
770 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
771 New expander, resorting to the alpha.c associated function.
772 (builtin_revert_vms_condition_handler): Likewise.
773 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
774 __gcc_shell_handler, the static VMS condition handler used as
775 an indirection wrapper to the current dynamically established
777 * config/alpha/vms-unwind.h: Complete rewrite.
778 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
779 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
781 2009-08-09 Eric Botcazou <botcazou@adacore.com>
782 Douglas B Rupp <rupp@gnat.com>
784 * config/alpha/alpha.c (alpha_links): Add 'target' field.
785 (alpha_need_linkage): Handle aliases. Return function symbol.
786 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
787 Use ultimate alias target for the linkage name.
788 * config/alpha/alpha.md (movmemdi): Use the symbol returned
789 by alpha_need_linkage for the function symbol.
790 (setmemdi): Likewise.
792 2009-08-09 Douglas B Rupp <rupp@gnat.com>
794 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
795 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
796 (ASM_WEAKEN_LABEL): Define.
797 (CRT_CALL_STATIC_FUNCTION): Define.
798 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
799 (ENDFILE_SPEC): Define.
800 (INIT_SECTION_ASM_OP): Define.
801 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
802 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
804 (MULTILIB_OSDIRNAMES): Define.
805 (shlib_version): Define.
807 (SHLIB_OBJS): Define.
808 (SHLIB_NAME): Define.
809 (SHLIB_MULTILIB): Define.
810 (SHLIB_INSTALL): Define.
811 (SHLIB_SYMVEC): Define.
812 (SHLIB_SYMVECX2): Define.
813 (SHLIB_LINK): Define.
815 2009-08-09 Douglas B Rupp <rupp@gnat.com>
817 * config/alpha/alpha.c (alpha_initialize_trampoline):
818 Initialize VMS trampoline IAW ABI for bounded procedure calls.
819 (alpha_start_function): Emit transfer address on nested functions
820 for VMS trampoline call.
821 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
822 since no longer used.
823 * config/alpha/vms-tramp.asm: Remove.
824 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
825 since now only data initialized at runtime.
827 2009-08-09 Douglas B Rupp <rupp@gnat.com>
829 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
830 (LINK_GCC_C_SEQUENCE_SPEC): Define.
831 (MD_EXEC_PREFIX): Remove, no longer used.
832 (MD_STARTFILE_PREFIX): Likewise.
833 (INCLUDE_DEFAULTS): Likewise.
834 * config/alpha/t-vms:
835 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
837 2009-08-09 Richard Guenther <rguenther@suse.de>
839 PR tree-optimization/41016
840 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
841 (operand_precision): Remove.
842 (integral_operand_p): Likewise.
843 (recognize_single_bit_test): Adjust.
845 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
847 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
848 operation overflows. Likewise non-cast unary arithmetic.
849 If one arm of a conditional expression is always taken,
850 inhibit evaluation warnings for the other arm. Likewise inhibit
851 evaluation warnings for the second && or || operand if the first
852 operand is enough to determine the result.
853 * c-typeck.c (build_conditional_expr): Apply the same inhibition
855 (build_binary_op): Prevent duplicate evaluation warnings.
857 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
859 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
860 and destination have different modes, Use promote_mode to
861 determine the signedness of the conversion. Assert that the
862 promoted source mode matches the destination mode. Don't pass
863 the destination and destination mode to expand_expr if the source
864 mode is different. Simplify conversion logic.
866 2009-08-09 Ira Rosen <irar@il.ibm.com>
868 PR tree-optimization/41008
869 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
870 from condition only in case it's a comparison. Adjust checks.
872 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
874 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
875 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
876 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
877 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
878 (dump_cand): Handle them.
879 (struct iv_cand): New members COST_STEP and AINC_USE.
880 (stmt_after_increment): Likewise.
881 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
882 callers changed. Use gimple_uid comparison instead of scanning.
883 (add_candidate_1): When looking for identical candidates, take
884 AINC_USE into account. Set it for new candidates.
885 (force_expr_to_var_cost): Cast target_spill_cost to int.
886 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
887 All callers changed. Check for availability of autoinc addressing
888 modes, both in general for a given mode, and in the specific use case.
889 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
891 (get_computation_cost): Likewise.
892 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
893 add_autoinc_candidates): New static functions.
894 (add_candidate): Call add_autoinc_candidates for candidates based on
896 (find_iv_candidates): Call set_autoinc_for_original_candidates.
897 (determine_use_iv_cost_address): If we have an autoinc candidate at
898 the matching use, verify autoinc is possible and subtract the cost
899 of the candidate's step from the cost.
900 (determine_iv_cost): Record the cost of the increment in the COST_STEP
901 member of the candidate.
902 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
903 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
905 2009-08-09 Douglas B Rupp <rupp@gnat.com>
907 * config.build (ia64-hp-*vms*): New target.
908 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
910 * config.gcc (ia64-hp-*vms*): New target.
911 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
913 * config.host (ia64-hp-*vms*): New target.
914 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
917 2009-08-08 Richard Guenther <rguenther@suse.de>
919 PR tree-optimization/40991
920 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
922 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
924 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
925 mode check. Do truncations in an integer mode.
926 (force_to_mode): Handle subregs for all mode types. Only do
927 arithmetic simplifications on integer modes.
929 2009-08-07 Richard Guenther <rguenther@suse.de>
931 PR tree-optimization/40999
932 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
933 (maybe_fold_reference): Lookup constant initializers.
934 (fold_gimple_assign): Likewise.
936 2009-08-07 Richard Guenther <rguenther@suse.de>
938 * tree-ssa.c (useless_type_conversion_p_1): Only for types
939 that require structural equality defer to the langhook.
941 2009-08-07 Martin Jambor <mjambor@suse.cz>
943 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
945 (struct ipa_pass_through_data): New type.
946 (struct ipa_ancestor_jf_data): New type.
947 (union jump_func_value): Removed field formal_id, added fields
948 pass_through and ancestor.
949 (struct ipa_param_call_note): Changed type of formal_id to int from
951 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
952 operations jump functions and ancestor jump functions.
953 (compute_complex_pass_through): New function.
954 (compute_scalar_jump_functions): Call compute_complex_pass_through,
955 reflect changes in the jump function strucutre.
956 (update_jump_functions_after_inlining): Ignore complex pass-through
957 and ancestor jump functions.
958 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
959 polynomial pass-through with operation jump functions.
961 2009-08-07 Jakub Jelinek <jakub@redhat.com>
963 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
964 fde->dw_fde_begin as begin label instead of hot/cold label.
965 Use LLSDAC label instead of LLSDA for second section lsda.
966 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
967 label instead of LLSDA if it is true.
968 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
970 * except.c (add_call_site, dw2_size_of_call_site_table): Add
971 SECTION argument. Use it as index into crtl->eh.call_site_record
973 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
974 use it to determine how to print table entries instead of using
975 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
976 label instead of normal begin label as base.
977 (sjlj_assign_call_site_values): Adjust add_call_site caller.
978 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
979 ensure no EH range spans between sections and that landing pads
980 are always in the corresponding section.
981 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
982 for crtl->eh.call_site_record being an array rather than scalar.
983 (output_one_function_exception_table): New function, copied
984 from output_function_exception_table. Adjust
985 dw2_size_of_call_site_table, dw2_output_call_site_table
986 callers. For SECOND section use *C suffixed labels.
987 (output_function_exception_table): Call
988 output_one_function_exception_table and, when doing hot/cold
989 partitioning, also another time for the second section.
990 * opts.c: Include except.h.
991 (decode_options): Allow -freorder-blocks-and-partition with
992 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
993 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
994 * function.h (struct rtl_eh): Change call_site_record from
995 scalar into array of 2 elements.
997 2009-08-07 Martin Jambor <mjambor@suse.cz>
999 * ipa-prop.c (count_formal_params_1): New function.
1000 (ipa_get_vector_of_formal_parms): New function.
1001 (get_vector_of_formal_parm_types): New function.
1002 (ipa_modify_formal_parameters): New function.
1003 (ipa_modify_call_arguments): New function.
1004 (index_in_adjustments_multiple_times_p): New function.
1005 (ipa_combine_adjustments): New function.
1006 (ipa_dump_param_adjustments): New function.
1007 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1008 (ipa_get_vector_of_formal_parms): Declare.
1009 (ipa_modify_formal_parameters): Declare.
1010 (ipa_modify_call_arguments): Declare.
1011 (ipa_combine_adjustments): Declare.
1012 (ipa_dump_param_adjustments): Declare.
1013 (build_ref_for_offset): Declare.
1014 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1015 * tree-sra.c: Include ipa-prop.c.
1016 (build_ref_for_offset): Make public.
1018 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1020 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1022 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1024 * gcc/doc/extend.texi (__builtin_extract_return_address)
1025 (__builtin_frob_return_address): Document.
1027 2009-08-06 Paul Brook <paul@codesourcery.com>
1029 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1030 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1031 implementation on ARMv6-M.
1033 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1035 * doc/extend.texi (pcs): Document new attribute for ARM.
1037 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1039 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1042 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1044 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1047 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1049 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1051 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1053 Merge ARM/hard_vfp_branch to trunk.
1055 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1057 * arm.c (libcall_eq): New function.
1058 (libcall_hash): New function.
1059 (add_libcall): New function.
1060 (arm_libcall_uses_aapcs_base): New function.
1061 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1062 libcalls using the base PCS.
1063 (arm_init_cumulative_args): Likewise.
1065 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1067 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1068 Use base ABI for conversion libfuncs between HFmode and SFmode.
1070 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1072 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1073 V4SImode as representatives of all 64-bit and 128-bit vector
1074 types. Allow vector types without vector modes.
1075 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1076 without vector modes like BLKmode.
1077 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1078 BLKmode. Avoid unsupported vector modes or TImode moves for
1080 (aapcs_vfp_allocate_return_reg): Likewise.
1081 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1082 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1084 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1086 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1087 (arm_get_pcs_model): Pass attribute arguments to
1088 arm_pcs_from_attribute.
1089 (arm_init_cumulative_args): Use base AAPCS for conversions from
1090 floating-point types to DImode.
1091 (arm_attribute_table): Add pcs attribute.
1092 (arm_handle_pcs_attribute): New.
1093 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1094 conversions from floating-point types to DImode, also declare them
1095 to use base AAPCS and declare functions they call to use base
1096 AAPCS and their RTABI names.
1098 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1100 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1101 -mfloat-abi=hard not being supported for VFP.
1103 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1105 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1106 SYMBOL_REF to hard_libcall_value.
1108 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1109 Richard Earnshaw <rearnsha@arm.com>
1111 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1112 has been put on the stack, all remaining co-processory arguments for
1113 that co-processor also go on the stack.
1115 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1117 * config/arm/arm.c (arm_return_in_memory): Handle returning
1118 vectors of suitable size in registers also for AAPCS case.
1120 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1122 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1124 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1126 ARM Hard-VFP calling convention
1127 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1128 * target.h (gcc_target): Add libcall_value to table of call hooks.
1129 * targhooks.h (default_libcall_value): Default implementation.
1130 * targhooks.c (default_libcall_value): Likewise.
1131 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1132 * optabs.c (expand_unop): Use it.
1133 * expr.h (hard_libcall_value): Pass the function RTX through.
1134 * calls.c (emit_library_call_value_1): Update call to
1136 * explow.c (hard_libcall_value): Use new target hook.
1137 * testsuite/lib/target-supports.exp
1138 (check_effective_target_arm_hard_vfp_ok): New hook.
1139 (check_effective_target_arm_neon_ok): Improve test for neon
1141 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1142 * config/arm/arm.c: Include cgraph.h
1143 (TARGET_FUNCTION_VALUE): Override default hook.
1144 (arm_pcs_default): New variable.
1145 (arm_override_options): Don't fault hard calling convention with VFP.
1146 Add support for AAPCS variants.
1147 (arm_function_value): Make static. Handle AAPCS variants.
1148 (arm_libcall_value): New function.
1149 (arm_apply_result_size): Handle VFP registers in results.
1150 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1152 (pcs_attribute_args): New variable.
1153 (arm_pcs_from_attribute): New function.
1154 (arm_get_pcs_model): New function.
1155 (aapcs_vfp_cum_init): New function.
1156 (aapcs_vfp_sub_candidate): New function.
1157 (aapcs_vfp_is_return_candidate): New function.
1158 (aapcs_vfp_is_call_candidate): New function.
1159 (aapcs_vfp_allocate): New function.
1160 (aapcs_vfp_allocate_return_reg): New function.
1161 (aapcs_vfp_advance): New function.
1162 (aapcs_cp_arg_layout): New variable.
1163 (aapcs_select_call_coproc): New function.
1164 (aapcs_select_return_coproc): New function.
1165 (aapcs_allocate_return_reg): New function.
1166 (aapcs_libcall_value): New function.
1167 (aapcs_layout_arg): New function.
1168 (arm_init_cumulative_args): Initialize AAPCS args data.
1169 (arm_function_arg): Handle AAPCS variants using new interface.
1170 (arm_arg_parital_bytes): Likewise.
1171 (arm_function_arg_advance): New function.
1172 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1173 calling conventions.
1174 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1175 * arm.h (NUM_VFP_ARG_REGS): Define.
1176 (LIBCALL_VALUE): Update.
1177 (FUNCTION_VALUE): Delete.
1178 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1179 (arm_pcs): New enum.
1180 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1181 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1182 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1183 * arm-protos.h (arm_function_arg_advance): Add.
1184 (aapcs_libcall_value): Add.
1185 (arm_function_value): Delete.
1187 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1188 H.J. Lu <hongjiu.lu@intel.com>
1191 * config/i386/i386.c (standard_sse_mode_p): Remove.
1192 (standard_sse_constant_p): Return 2 for integer mode
1193 vector_all_ones_operand when SSE2 is enabled.
1194 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1195 (ix86_expand_vector_move): Do not check for negative values from
1196 standard_sse_constant_p.
1198 2009-08-06 Richard Guenther <rguenther@suse.de>
1200 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1201 array type comparisons frontend independent.
1202 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1203 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1204 out array reference lower bound and element size operands.
1205 (ao_ref_init_from_vn_reference): Properly compute the offset
1206 for ARRAY_RANGE_REF.
1207 (vn_reference_fold_indirect): Fill out array reference lower
1208 bound and element size operands.
1209 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1210 a non gimple valued reference operand which can happen for
1211 array reference lower bound or element size.
1212 (create_component_ref_by_pieces_1): Properly generate the
1213 element size operand for array references.
1215 2009-08-06 Richard Guenther <rguenther@suse.de>
1217 PR tree-optimization/40964
1218 * tree.c (iterative_hash_host_wide_int): Export.
1219 * tree.h (iterative_hash_host_wide_int): Declare.
1220 * tree-ssa-structalias.c (heapvar_map): New struct.
1221 (heapvar_map_eq): New function.
1222 (heapvar_map_hash): Likewise.
1223 (heapvar_lookup): Adjust.
1224 (heapvar_insert): Likewise.
1225 (make_constraint_from_heapvar): Allow multiple heap variables
1226 per decl at different offsets.
1227 (init_alias_heapvars): Adjust.
1229 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1231 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1232 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1233 trailing sync if TARGET_SYNC_AFTER_SC.
1235 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1237 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1238 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1239 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1240 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1241 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1242 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1243 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1244 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1245 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1246 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1247 the prototype declaration match the definition.
1248 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1249 instructions explicitly. Add barrier_before and operands
1251 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1252 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1253 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1254 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1255 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1256 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1258 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1260 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1262 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1263 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1266 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1269 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1271 PR rtl-optimization/40924
1272 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1273 make sure canon_rtx (mem_address) isn't simpler than
1274 canon_rtx (expanded_mem_address).
1276 2009-08-05 Li Feng <nemokingdom@gmail.com>
1278 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1280 (build_scop_drs): Build alias set for each SCoP.
1282 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1284 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1285 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1286 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1287 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1288 (BASE_DRIVER_SELF_SPECS): Likewise.
1290 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1292 * tree-ssa-alias.c: Fix some comment typos.
1294 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1296 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1297 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1299 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1302 * simplify-rtx.c (simplify_binary_operation_1): Disable
1303 simplifications for decimal float operations.
1305 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1308 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1309 operand of INDIRECT_REF.
1311 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1313 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1314 constants referencing TLS symbols.
1316 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1318 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1319 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1321 2009-08-03 Richard Guenther <rguenther@suse.de>
1323 * tree.c (make_vector_type): Build a main variant first,
1324 get the canonical one and then build the variant.
1325 * tree-ssa.c (useless_type_conversion_p_1): Handle
1327 (useless_type_conversion_p): Conversions to pointers to
1328 incomplete record types are useless.
1330 2009-08-03 Richard Guenther <rguenther@suse.de>
1332 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1333 file will be created.
1334 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1335 * toplev.c (compile_file): Adjust comment.
1337 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1339 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1340 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1341 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1342 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1343 (sh_promote_function_mode): Fix typo.
1345 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1347 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1349 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1351 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1352 declaration arguments.
1354 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1357 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1358 (ix86_split_ashl): Ditto.
1359 (ix86_expand_vector_init_one_nonzero): Ditto.
1360 (ix86_expand_vector_set): Ditto.
1361 (ix86_expand_reduc_v4sf): Ditto.
1363 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1365 * explow.c (promote_function_mode): Remove assert.
1366 * config/sh/sh.c (sh_promote_function_mode): Declare.
1368 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1370 * config/pa/pa.c (pa_promote_function_mode): Declare.
1371 Change to static. Fix promote_mode call.
1373 * gthr-dce.h (CONST_CAST2): Define if not defined.
1374 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1376 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1378 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1380 * expr.c (store_constructor): Use promote_decl_mode. Remove
1381 now write-only variable unsignedp.
1382 (expand_expr_real_1): Use promote_decl_mode.
1383 * expr.h (promote_function_mode, promote_decl_mode): New.
1384 (promote_mode): Remove last argument.
1385 * function.c (assign_temp): Drop last argument of promote_mode.
1386 (assign_parm_find_data_types): Use promote_function_mode.
1387 (assign_parm_setup_reg): Likewise.
1388 (expand_function_end): Use promote_function_mode.
1389 * calls.c (initialize_argument_information): Use promote_function_mode.
1390 (precompute_arguments): Use promote_mode instead of checking if
1391 only PROMOTE_FUNCTION_MODE is defined.
1392 (expand_call): When making sibcall decisions, use promote_function_mode.
1393 Below, remove an if for targetm.calls.promote_function_return and
1394 and use promote_function_mode.
1395 (emit_library_call_value_1): Use promote_function_mode, fix bug
1396 where promote_mode was passed FOR_CALL == 0 for a return value in an
1398 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1399 * explow.c (promote_function_mode, promote_decl_mode): New.
1400 (promote_mode): Keep only the FOR_CALL == 0 case.
1401 * combine.c (setup_incoming_promotion): Remove test of
1402 promote_function_args. Use promote_function_mode.
1403 * stmt.c (expand_value_return): Use promote_decl_mode.
1404 (expand_decl): Use promote_decl_mode.
1406 * expr.c (store_constructor): Use promote_decl_mode. Remove
1407 now write-only variable unsignedp.
1408 (expand_expr_real_1): Use promote_decl_mode.
1409 * expr.h (promote_function_mode, promote_decl_mode): New.
1410 (promote_mode): Remove last argument.
1411 * function.c (assign_temp): Drop last argument of promote_mode.
1412 (assign_parm_find_data_types): Use promote_function_mode.
1413 (assign_parm_setup_reg): Likewise.
1414 (expand_function_end): Use promote_function_mode.
1415 * calls.c (initialize_argument_information): Use promote_function_mode.
1416 (precompute_arguments): Use promote_mode instead of checking if
1417 only PROMOTE_FUNCTION_MODE is defined.
1418 (expand_call): When making sibcall decisions, use promote_function_mode.
1419 Below, remove an if for targetm.calls.promote_function_return and
1420 and use promote_function_mode.
1421 (emit_library_call_value_1): Use promote_function_mode, fix bug
1422 where promote_mode was passed FOR_CALL == 0 for a return value in an
1424 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1425 * explow.c (promote_function_mode, promote_decl_mode): New.
1426 (promote_mode): Keep only the FOR_CALL == 0 case.
1427 * combine.c (setup_incoming_promotion): Remove test of
1428 promote_function_args. Use promote_function_mode.
1429 * stmt.c (expand_value_return): Use promote_decl_mode.
1430 (expand_decl): Use promote_decl_mode.
1432 * explow.c (promote_function_mode): Just call the target hook.
1433 * targhooks.c (default_promote_function_mode,
1434 default_promote_function_mode_always_promote): New.
1435 * targhooks.h (default_promote_function_mode,
1436 default_promote_function_mode_always_promote): Declare.
1437 * target.h (promote_function_args, promote_function_return): Remove.
1438 (promote_function_mode): New.
1439 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1440 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1441 (TARGET_PROMOTE_FUNCTION_MODE): New.
1442 (TARGET_CALLS): Adjust.
1443 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1444 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1446 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1447 * config/s390/s390.c (s390_promote_function_mode): ... here,
1448 with pointer handling.
1449 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1450 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1452 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1453 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1454 with pointer handling.
1455 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1456 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1458 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1459 * config/sh/sh.c (sh_promote_function_mode): New.
1460 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1461 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1463 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1464 * config/cris/cris.c (cris_promote_function_mode): ... here.
1465 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1466 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1468 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1469 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1470 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1471 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1473 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1474 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1475 complex type handling.
1476 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1477 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1479 * config/pa/pa.c (pa_promote_function_mode): New.
1480 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1481 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1483 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1484 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1485 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1486 * config/xtensa/xtensa.c: Likewise.
1487 * config/stormy16/stormy16.c: Likewise.
1488 * config/iq2000/iq2000.c: Likewise.
1489 * config/rs6000/rs6000.c: Likewise.
1490 * config/picochip/picochip.c: Likewise.
1491 * config/arc/arc.c: Likewise.
1492 * config/mcore/mcore.c: Likewise.
1493 * config/score/score.c: Likewise.
1494 * config/mips/mips.c: Likewise.
1495 * config/bfin/bfin.c: Likewise.
1496 * config/ia64/ia64.c: Likewise (disabled though).
1498 * config/frv/frv.h: Remove pointless remark.
1500 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1501 TARGET_PROMOTE_FUNCTION_ARGS,
1502 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1503 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1505 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1507 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1508 -floop-parallelize-all.
1509 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1510 flag_loop_parallelize_all.
1511 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1512 * graphite.c (graphite_transform_loops): Same.
1514 * graphite-poly.c (apply_poly_transforms): Same.
1516 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1518 PR tree-optimization/40914
1519 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1520 if set, then check the delta field of the PMF record.
1521 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1522 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1523 call is stored in the delta.
1525 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1527 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1529 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1531 * config/i386/bsd.h (ASM_BYTE): New define.
1532 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1533 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1534 .byte. Use fputs or putc instead of fprintf where appropriate.
1535 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1536 fputs or putc instead of fprintf where appropriate.
1537 * config/i386/i386elf.h: Ditto.
1538 * config/i386/sysv4.h: Ditto.
1540 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1541 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1542 (*tls_global_dynamic_64): Ditto.
1544 2009-07-31 Christian Bruel <christian.bruel@st.com>
1546 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1548 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1550 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1551 Remove dead code for MINUS.
1553 2009-07-31 Anthony Green <green@moxielogic.com>
1555 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1557 (moxie_expand_epilogue): Ditto for epilogue.
1558 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1560 (moxie_function_arg): Ditto.
1561 (moxie_pass_by_reference): Ditto.
1562 (moxie_arg_partial_bytes): Ditto.
1563 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1564 (FUNCTION_ARG_ADVANCE) Ditto.
1565 (REG_PARM_STACK_SPACE) Ditto.
1566 (FUNCTION_ARG_REGNO_P) Dito.
1568 * config.gcc: Add moxie linux config support.
1569 * gcc/config/moxie/uclinux.h: New file.
1571 2009-07-31 DJ Delorie <dj@redhat.com>
1573 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1574 (UNSPECV_SP_SWITCH_E): New.
1575 (sp_switch_1): Change to an unspec.
1576 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1578 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1579 reference the new stack's address
1581 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1583 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1584 graphite-clast-to-gimple.o, graphite-dependences.o,
1585 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1586 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1587 (graphite-blocking.o,
1588 graphite-clast-to-gimple.o, graphite-dependences.o,
1589 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1590 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1591 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1592 * cfgloop.h (struct loop): Add can_be_parallel field.
1593 * common.opt (fgraphite-identity): Moved up.
1594 (fgraphite-force-parallel): New flag.
1595 * graphite.c: Rewrite.
1596 * graphite.h: Rewrite.
1597 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1599 * toplev.c (graphite_out_file): New file descriptor.
1600 (graphite_in_file): New.
1601 (process_options): flag_graphite_force_parallel cannot be used without
1603 * tree-ssa-loop.c: Include toplev.h.
1604 (gate_graphite_transforms): Enable flag_graphite for
1605 flag_graphite_force_parallel.
1607 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1609 * ChangeLog.graphite: New.
1610 * graphite-blocking.c: New.
1611 * graphite-clast-to-gimple.c: New.
1612 * graphite-clast-to-gimple.h: New.
1613 * graphite-dependences.c: New.
1614 * graphite-dependences.h: New.
1615 * graphite-interchange.c: New.
1616 * graphite-poly.c: New.
1617 * graphite-poly.h: New.
1618 * graphite-ppl.c: New.
1619 * graphite-ppl.h: New.
1620 * graphite-scop-detection.c: New.
1621 * graphite-scop-detection.h: New.
1622 * graphite-sese-to-poly.c: New.
1623 * graphite-sese-to-poly.h: New.
1627 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1629 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1630 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1632 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1634 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1635 (scev_is_linear_expression): Return false if the evolution is not
1636 affine multivariate.
1638 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1640 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1641 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1643 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1645 * tree-data-ref.c (debug_data_references): New.
1646 (debug_data_reference): New.
1647 * tree-data-ref.h (debug_data_references): Declared.
1648 (debug_data_reference): Declared.
1650 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1652 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1653 * tree-data-ref.h (scop_p): Removed.
1654 (struct data_reference): Remove field scop.
1656 (stmt_simple_memref_p): Removed.
1658 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1660 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1661 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1664 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1666 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1668 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1670 * doc/invoke.texi (-fgraphite-identity): Documented.
1672 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1674 * tree-scalar-evolution.c: Fix comment.
1675 (instantiate_scev_1): Return unknow from scev instantiation if the
1676 result is not above instantiate_below.
1678 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1680 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1681 static anymore. Instantiate the symbols that may have been introduced
1683 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1686 2009-07-30 DJ Delorie <dj@redhat.com>
1688 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1689 .vliw directive to VLIW sections.
1691 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1693 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1695 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1696 (AUTOHEADER): New variable.
1697 ($(srcdir)/cstamp-h.in): Use it.
1699 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1700 Pat Haugen <pthaugen@us.ibm.com>
1701 Revital Eres <ERES@il.ibm.com>
1703 * config/rs6000/vector.md (VEC_F): Add VSX support.
1707 (vector_load_<mode>): Ditto.
1708 (vector_store_<mode>): Ditto.
1709 (vector GPR move split): Ditto.
1710 (vec_reload_and_plus_<mptrsize>): Ditto.
1711 (vec_reload_and_reg_<mptrsize>): Ditto.
1712 (add<mode>3): Ditto.
1713 (sub<mode>3): Ditto.
1714 (mul<mode>3): Ditto.
1715 (neg<mode>2): Ditto.
1716 (abs<mode>2): Ditto.
1717 (smin<mode>3): Ditto.
1718 (smax<mode>3): Ditto.
1719 (vector_eq<mode>): Ditto.
1720 (vector_gt<mode>): Ditto.
1721 (vector_ge<mode>): Ditto.
1722 (vector_gtu<mode>): Ditto.
1723 (vector_select_<mode>_uns): Ditto.
1724 (vector_eq_<mode>_p): Ditto.
1725 (vector_gt_<mode>_p): Ditto.
1726 (vector_ge_<mode>_p): Ditto.
1727 (vector_gtu_<mode>_p): Ditto.
1728 (cr6_test_for_zero): Ditto.
1729 (cr6_test_for_zero_reverse): Ditto.
1730 (cr6_test_for_lt): Ditto.
1731 (cr6_test_for_lt_reverse): Ditto.
1732 (xor<mode>3): Ditto.
1733 (ior<mode>3): Ditto.
1734 (and<mode>3): Ditto.
1735 (one_cmpl<mode>2): Ditto.
1736 (nor<mode>2): Ditto.
1737 (andc<mode>2): Ditto.
1738 (float<VEC_int<mode>2): Ditto.
1739 (unsigned_float<VEC_int><mode>2): Ditto.
1740 (fix_trunc<mode><VEC_int>2): Ditto.
1741 (fixuns_trunc<mode><VEC_int>2): Ditto.
1743 (vec_set<mode>): Ditto.
1744 (vec_extract<mode>): Ditto.
1745 (vec_interleave_highv4sf): Ditto.
1746 (vec_interleave_lowv4sf): Ditto.
1747 (vec_realign_load_<mode>): Ditto.
1748 (vec_shl_<mode>): Ditto.
1749 (vec_shr_<mode>): Ditto.
1750 (div<mode>3): New patterns for VSX.
1751 (vec_interleave_highv2df): Ditto.
1752 (vec_interleave_lowv2df): Ditto.
1753 (vec_pack_trunc_v2df): Ditto.
1754 (vec_pack_sfix_trunc_v2df): Ditto.
1755 (vec_pack_ufix_trunc_v2df): Ditto.
1756 (vec_unpacks_hi_v4sf): Ditto.
1757 (vec_unpacks_lo_v4sf): Ditto.
1758 (vec_unpacks_float_hi_v4si): Ditto.
1759 (vec_unpacks_float_lo_v4si): Ditto.
1760 (vec_unpacku_float_hi_v4si): Ditto.
1761 (vec_unpacku_float_lo_v4si): Ditto.
1762 (movmisalign<mode>): Ditto.
1763 (vector_ceil<mode>2): New patterns for vectorizing math library.
1764 (vector_floor<mode>2): Ditto.
1765 (vector_btrunc<mode>2): Ditto.
1766 (vector_copysign<mode>3): Ditto.
1768 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1769 predicate for setting the high bit in each word, used for copysign.
1771 * config/rs6000/ppc-asm.h (f19): Whitespace.
1772 (f32-f63): Define if VSX.
1773 (v0-v31): Define if Altivec.
1774 (vs0-vs63): Define if VSX.
1776 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1778 * config/rs6000/power7.md: New file, provide tuning parameters for
1781 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1782 (rs6000_cpu_cpp_builtins): Ditto.
1783 (altivec_overloaded_builtins): Ditto.
1784 (altivec_resolve_overloaded_builtin): Ditto.
1786 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1787 debug switch to disable vectorizing simple math builtin
1790 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1791 Vectorize simple math builtin functions.
1792 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1793 hook to vectorize math builtins.
1794 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1795 (rs6000_builtin_conversion): Add VSX/power7 support.
1796 (rs6000_builtin_vec_perm): Ditto.
1797 (vsplits_constant): Add support for loading up a vector constant
1798 with just the high bit set in each part.
1799 (rs6000_expand_vector_init): Add VSX/power7 support.
1800 (rs6000_expand_vector_set): Ditto.
1801 (rs6000_expand_vector_extract): Ditto.
1802 (rs6000_emit_move): Ditto.
1803 (bdesc_3arg): Ditto.
1804 (bdesc_2arg): Ditto.
1805 (bdesc_1arg): Ditto.
1806 (rs6000_expand_ternop_builtin): Ditto.
1807 (altivec_expand_builtin): Ditto.
1808 (rs6000_expand_unop_builtin): Ditto.
1809 (rs6000_init_builtins): Ditto.
1810 (altivec_init_builtins): Ditto.
1811 (builtin_function_type): Ditto.
1812 (rs6000_common_init_builtins): Ditto.
1813 (rs6000_handle_altivec_attribute); Ditto.
1814 (rs6000_mangle_type): Ditto.
1815 (rs6000_vector_mode_supported_p): Ditto.
1816 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1819 * config/rs6000/vsx.md: New file for VSX support.
1821 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1822 identifing values with just the most significant bit set.
1823 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1824 vectorized builtins.
1826 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1827 (UNSPEC_VRFIM): Delete.
1828 (splitter for loading up vector with most significant bit): New
1829 splitter for vectorizing copysign.
1830 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1831 vectorizing simple math functions.
1832 (altivec_vrfip): Add support for vectorizing simple math functions.
1833 (altivec_vrfim): Ditto.
1834 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1836 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1837 (power7.md, vsx.md): Include for power7 support.
1838 (copysigndf3): Use VSX instructions if -mvsx.
1839 (negdf2_fpr): Ditto.
1840 (absdf2_fpr): Ditto.
1841 (nabsdf2_fpr): Ditto.
1842 (adddf3_fpr): Ditto.
1843 (subdf3_fpr): Ditto.
1844 (muldf3_fpr): Ditto.
1845 (divdf3_fpr): Ditto.
1846 (fix_truncdfdi2_fpr): Ditto.
1847 (cmpdf_internal1): Ditto.
1848 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1849 (btruncdf2, btruncdf2_fpr): Ditto.
1850 (ceildf2, ceildf2_fpr): Ditto.
1851 (floordf2, floordf2_fpr): Ditto.
1852 (floatdidf2, floatdidf2_fpr): Ditto.
1853 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1854 (fmsubdf4_fpr): Ditto.
1855 (fnmadddf4_fpr_1): Ditto.
1856 (fnmadddf4_fpr_2): Ditto.
1857 (fnmsubdf4_fpr_1): Ditto.
1858 (fnmsubdf4_fpr_2): Ditto.
1859 (fixuns_truncdfdi2): Add expander for VSX support.
1860 (fix_truncdfdi2): Ditto.
1861 (fix_truncdfsi2): Ditto.
1863 (btruncsf2): Whitespace.
1864 (movdf_hardfloat32): Add support for VSX registers.
1865 (movdf_softfloat32): Ditto.
1866 (movdf_hardfloat64): Ditto.
1867 (movdf_hardfloat64_mfpgpr): Ditto.
1868 (movdf_softfloat64): Ditto.
1869 (movti splitters): Add check for vector registers supporting
1870 TImode in the future.
1871 (bpermd): Add power7 bpermd instruction.
1873 * config/rs6000/altivec.h (vec_div): Define if VSX.
1877 (vec_nearbyint): Ditto.
1880 (all predicates): Use the generic builtin function, and not the V4SF
1881 specific function so that the predicates will work with VSX's V2DF.
1885 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1886 Document new VSX functions and types.
1888 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1891 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1892 "wa", and "j" constraints. Modify "v" to talk about Altivec
1893 instead of just vector.
1895 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1898 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1899 location for phi arguments.
1900 (rewrite_update_phi_arguments): Find locations for reaching defs.
1901 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1902 Add location to add_phi_arg calls.
1903 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1904 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1905 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1906 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1907 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1908 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1909 * tree-phinodes.c (make_phi_node): Initialize location.
1910 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1911 (add_phi_arg): Add location parameter.
1912 (remove_phi_arg_num): Move location when moving phi argument.
1913 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1915 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1916 slpeel_update_phi_nodes_for_guard1,
1917 slpeel_update_phi_nodes_for_guard2,
1918 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1919 vect_loop_versioning): Set locations.
1920 * tree-parloops.c (create_phi_for_local_result,
1921 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1922 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1923 * tree-vect-loop.c (get_initial_def_for_induction,
1924 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1926 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1927 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1928 (gimple_phi_arg_set_location): New. Set locus.
1929 (gimple_phi_arg_has_location): New. Check for locus.
1930 (redirect_edge_var_map_location): New. Return locus from var_map.
1931 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1932 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1933 combining PHI arguments.
1934 (cond_store_replacement): Set location.
1935 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1936 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1937 scop_add_exit_phis_edge): Add locations.
1938 * tree-cfgcleanup.c (remove_forwarder_block,
1939 remove_forwarder_block_with_phi): Add locations.
1940 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1941 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1943 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1944 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1945 flush_pending_stmts): Add source location.
1946 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1947 stack to preserve locations.
1948 * tree-vect-stmts.c (vectorizable_load): Add location.
1949 * tree-inline.c (copy_phis_for_bb): Copy locus.
1950 (setup_one_parameter): Add call locus to inlined parameter stmts.
1951 (initialize_inlined_parameters): Pass in call location as parameter
1953 (tree_function_versioning): Pass location to setup_one_parameter.
1954 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1955 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1956 copy and edge lists.
1957 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1958 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1959 locus parameter and override the stmt default if provided.
1960 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1961 elim_graph_add_edge, elim_graph_remove_succ_edge,
1962 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1963 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1964 eliminate_phi): Add locus info in elimination graph for each edge and
1966 (insert_backedge_copies): Copy locus if present.
1967 * tree-flow.h (struct _edge_var_map): Add locus field.
1968 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1969 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1970 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1972 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1974 2009-07-30 Martin Jambor <mjambor@suse.cz>
1976 PR tree-optimization/40570
1977 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1980 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1982 * ssa-loop-manip.c: Include langhooks.h.
1983 (rewrite_phi_with_iv): New.
1984 (rewrite_all_phi_nodes_with_iv): New.
1985 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1986 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1987 * tree-parloops.c (loop_parallel_p): Move out all conditions
1988 except dependency check.
1989 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1990 (gen_parallel_loop): Call canonicalize_loop_ivs without
1991 reduction_list argument.
1992 (build_new_reduction): New.
1993 (gather_scalar_reductions): New.
1994 (try_get_loop_niter): New.
1995 (try_create_reduction_list): New.
1996 (parallleize_loops): Change the parallel conditions check.
1997 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1998 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2000 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2002 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2004 * doc/options.texi (Option properties): Mention new quoting syntax.
2006 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2008 * config/alpha/alpha.c (alpha_start_function):
2009 Handle VMS_DEBUG_MAIN_POINTER
2010 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2011 * doc/invoke.texi: Document -mdebug-main switch.
2013 2009-07-29 Richard Henderson <rth@redhat.com>
2015 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2016 (cgraph_create_edge_including_clones): Likewise.
2017 * tree-inline.c (copy_bb): Operate on the correct edges
2018 when updating the callgraph.
2020 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2022 * config/alpha/vms-cc.c: Deleted.
2023 * config/alpha/vms-ld.c: Deleted.
2024 * config/alpha/t-vms64: Moved to config/vms
2025 * config/alpha/vms-crt0-64.c: Moved to config/vms
2026 * config/alpha/vms-crt0.c: Moved to config/vms
2027 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2028 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2029 * config/alpha/xm-vms.h: Moved to config/vms
2030 * config/alpha/x-vms: Moved to config/vms
2031 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2033 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2034 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2036 * config/vms/t-vms64: Moved here from config/alpha
2037 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2038 (argc,argv,envp): Enforce 32bit malloc'ing.
2039 * config/vms/vms-psxcrt0-64.c: Likewise.
2040 * config/vms/vms-crt0.c: Moved here from config/alpha.
2041 * config/vms/vms-psxcrt0.c: Likewise.
2042 * config/vms/vms-crtl-64.h: New file.
2043 * config/vms/vms-crtl.h: New file.
2044 * config/vms/vms.opt: New file.
2045 * config/vms/xm-vms64.h: New file.
2046 * config/vms/xm-vms.h: Moved here from config/alpha.
2047 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2049 * config/vms/x-vms: Moved here from config/alpha.
2050 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2051 (vms-ld.o, vms-cc.o): Removed.
2052 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2054 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2056 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2057 correct stack (obvious VMS fix).
2059 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2061 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2062 date, version info if VMS_DEBUGGING_INFO defined.
2063 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2064 size, date calculating code moved here.
2066 2009-07-29 Paul Brook <paul@codesourcery.com>
2068 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2071 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2074 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2075 to DImode when generating insq_le insn.
2077 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2079 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2080 New macro set for VMS_DEBUGGGING_INFO.
2081 (AT_string_form): Use it.
2083 2009-07-28 DJ Delorie <dj@redhat.com>
2085 * config/mep/mep.c (vtext_section): New.
2086 (vftext_section): New.
2087 (ftext_section): New.
2088 (mep_select_section): Add support for functions.
2089 (mep_unique_section): Likewise.
2090 (mep_asm_init_sections): Likewise.
2091 (mep_encode_section_info): Remove it from here.
2093 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2095 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2097 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2098 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2100 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2102 * dwarf2out.c (output_file_names): Test new macro
2103 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2104 (add_comp_dir_attribute): Likewise.
2106 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2108 * config/i386/mingw-w64.h (LINK_SPEC): Add
2109 separating space between commands.
2111 2009-07-28 Jan Hubicka <jh@suse.cz>
2113 PR tree-optimization/40759
2114 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2117 2009-07-27 DJ Delorie <dj@redhat.com>
2119 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2120 types are dword-aligned.
2121 (mep_expand_va_start): Likewise.
2123 2009-07-27 Olivier Hainque <hainque@adacore.com>
2124 Douglas B Rupp <rupp@gnat.com>
2126 * convert.c (convert_to_pointer): Don't assume the target
2127 pointer type is POINTER_SIZE long. Fetch its precision instead.
2129 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2131 * system.h (fopen): Undefine if macro.
2133 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2135 * dwarf2out.c (output_cfi_p): Removed.
2136 (output_cfis): New function.
2137 (output_fde): New function, split from output_call_frame_info.
2138 (output_call_frame_info): Use it.
2139 (dwarf2out_switch_text_section): Use output_cfis.
2141 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2143 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2144 TARGET_BI_ARCH is specified without enabling SJLJ.
2145 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2146 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2148 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2150 * arm.md (negdi2): Use DImode if forcing a value into a register.
2152 2009-07-26 Ira Rosen <irar@il.ibm.com>
2154 PR tree-optimization/40801
2155 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2156 of vector operand from the previous copy of vector statement.
2157 Pass the correct definition type value to
2158 vect_get_vec_def_for_stmt_copy().
2160 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2162 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2163 const char ** conversion.
2165 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2167 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2168 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2169 (gcc_unreachable): Invoke __builtin_unreachable() if
2170 !ENABLE_ASSERT_CHECKING.
2172 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2174 PR rtl-optimization/40445
2175 * emit-rtl.c (next_nonnote_insn_bb): New function.
2176 * rtl.h (next_nonnote_insn_bb): Declare new function.
2177 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2178 with no successors that is the successor of the ENTRY_BLOCK.
2179 Continue from the top after removing an empty fallthrough block.
2180 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2181 of next_nonnote_insn.
2183 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2185 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2187 2009-07-25 Martin Jambor <mjambor@suse.cz>
2189 * c-common.c (c_common_attribute_table): New element for noclone.
2190 (handle_noclone_attribute): New function. Forward-declare.
2191 * tree-inline.c (tree_versionable_function_p): Check for noclone
2193 * doc/extend.texi (Labels as Values): Document need for noclone.
2194 (Function Attributes): Document noclone attribute.
2196 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2198 PR rtl-optimization/34999
2199 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2200 and dw_fde_switched_cold_to_hot fields.
2201 (output_cfi_p): New function.
2202 (output_call_frame_info): If fde->dw_fde_switched_sections,
2203 output 2 FDEs instead of one with corrupted header.
2204 (dwarf2out_do_cfi_startproc): New function.
2205 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2206 and fde->dw_fde_switched_cold_to_hot.
2207 (dwarf2out_switch_text_section): Compute
2208 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2209 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2210 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2211 Otherwise, compute fde->dw_fde_switch_cfi.
2213 2009-07-24 Cary Coutant <ccoutant@google.com>
2215 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2217 2009-07-24 Cary Coutant <ccoutant@google.com>
2219 * cfghooks.c (split_block): Copy discriminator to new block.
2220 * tree-cfg.c (assign_discriminator): Check location of last
2221 instruction in block as well as first.
2223 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2225 * config/i386/linux.c: Use fputs or putc instead of fprintf
2227 * config/i386/gas.h: Ditto.
2228 * config/i386/x86-64.h: Ditto.
2229 * config/i386/att.h: Ditto.
2231 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2233 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2236 2009-07-24 Martin Jambor <mjambor@suse.cz>
2238 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2239 (ipa_push_func_to_list_1): Declare.
2240 (ipa_push_func_to_list): New function.
2242 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2243 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2244 (ipa_push_func_to_list): Removed.
2245 (ipa_pop_func_from_list): Clear node_enqueued flag.
2247 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2249 * config/s390/s390.c (override_options): Default
2250 max-unrolled-insns to 100 for z10 tuning.
2252 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2254 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2255 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2256 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2257 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2258 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2259 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2260 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2262 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2264 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2265 use default set in mingw32.h header.
2266 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2267 64-bit /mingw/include path.
2268 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2271 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2273 PR rtl-optimization/40209
2274 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2276 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2278 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2279 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2280 with the rest of string where appropriate. Use fputs or putc
2281 instead of fprintf where appropriate.
2283 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2284 Pat Haugen <pthaugen@us.ibm.com>
2285 Revital Eres <ERES@il.ibm.com>
2287 * config/rs6000/vector.md: New file. Move most of the vector
2288 expander support here from altivec.md to allow for the VSX vector
2289 unit in the future. Add support for secondary_reload patterns.
2290 Rewrite the patterns for vector comparison, and vector comparison
2291 predicate instructions so that the RTL expresses the desired
2292 behavior, instead of using unspec.
2294 * config/rs6000/constraints.md ("f" constraint): Use
2295 rs6000_constraints to hold the precalculated register class.
2296 ("d" constraint): Ditto.
2297 ("wd" constraint): New constraint for VSX.
2298 ("wf" constraint): Ditto.
2299 ("ws" constraint): Ditto.
2300 ("wa" constraint): Ditto.
2301 ("wZ" constraint): Ditto.
2302 ("j" constraint): Ditto.
2304 * config/rs6000/predicates.md (vsx_register_operand): New
2306 (vfloat_operand): New predicate for vector.md.
2307 (vint_operand): Ditto.
2308 (vlogical_operand): Ditto.
2309 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2310 (easy_vector_constant): Add VSX support.
2311 (altivec_indexed_or_indirect_operand): New predicate for
2312 recognizing Altivec style memory references with AND -16.
2314 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2315 for vector secondary reload support.
2316 (rs6000_vector_reg_class): Delete, replacing it with
2318 (rs6000_vsx_reg_class): Ditto.
2319 (rs6000_constraints): New array to hold the register classes of
2320 each of the register constraints that can vary at runtime.
2321 (builtin_mode_to_type): New static array for builtin function type
2323 (builtin_hash_table): New static hash table for builtin function
2325 (TARGET_SECONDARY_RELOAD): Define target hook.
2326 (TARGET_IRA_COVER_CLASSES): Ditto.
2327 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2328 registers are 128 bits if VSX memory reference instructions are used.
2329 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2331 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2332 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2333 Print several of the scheduling related parameters.
2334 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2335 rs6000_constraints instead of rs6000_vector_reg_class. Move
2336 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2337 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2338 Altivec. Add VSX support. Setup for secondary reload support on
2339 Altivec/VSX registers.
2340 (rs6000_override_options): Make power7 set the scheduling groups
2341 like the power5. Add support for new debug switches to override
2342 the scheduling defaults. Temporarily disable -mcpu=power7 from
2343 setting -mvsx. Add support for debug switches -malways-hint,
2344 -msched-groups, and -malign-branch-targets.
2345 (rs6000_buitlin_conversion): Add support for returning unsigned
2346 vector conversion functions to fix regressions due to stricter
2348 (rs6000_builtin_mul_widen_even): Ditto.
2349 (rs6000_builtin_mul_widen_odd): Ditto.
2350 (rs6000_builtin_vec_perm): Ditto.
2351 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2352 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2354 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2356 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2357 VSX types for bit operations. Changes to accomidate vector.md.
2358 (bdesc_2arg): Ditto.
2359 (bdesc_1arg): Ditto.
2360 (struct builtin_description_predicates): Rewrite predicate
2361 handling so that RTL describes the operation, instead of passing
2362 the instruction to be used as a string argument.
2363 (bdesc_altivec_preds): Ditto.
2364 (altivec_expand_predicate_builtin): Ditto.
2365 (altivec_expand_builtin): Ditto.
2366 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2367 statement for vsldoi support.
2368 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2369 (altivec_expand_st_builtin): Ditto.
2370 (paired_expand_builtin): Whitespace changes.
2371 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2372 builtin_mode_to_type table for secondary reload. Call
2373 builtin_function_type to build random builtin functions.
2374 (altivec_init_builtins): Change to use builtin_function_type to
2375 create builtin function types dynamically as we need them.
2376 (builtin_hash_function): New support for hashing the tree types
2377 for builtin function as we need it, rather than trying to build
2378 all of the trees that we need. Add initial preliminary VSX support.
2379 (builtin_function_type): Ditto.
2380 (builtin_function_eq): Ditto.
2381 (builtin_hash_struct): Ditto.
2382 (rs6000_init_builtins): Ditto.
2383 (rs6000_common_init_builtins): Ditto.
2384 (altivec_init_builtins): Ditto.
2385 (rs6000_common_init_builtins): Ditto.
2386 (enum reload_reg_type): New enum for simplifing reg classes.
2387 (rs6000_reload_register_type): Simplify register classes into GPR,
2388 Vector, and other registers. Altivec and VSX addresses in reload.
2389 (rs6000_secondary_reload_inner): Ditto.
2390 (rs6000_ira_cover_classes): New target hook, that returns the
2391 appropriate cover classes, based on -mvsx being used or not.
2392 (rs6000_secondary_reload_class): Add VSX support.
2393 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2394 (get_vsel_insn): Ditto.
2395 (rs6000_emit_vector_compare): Rewrite vector conditional support
2396 so that where we can, we use RTL operators, instead of blindly use
2398 (rs6000_emit_vector_select): Ditto.
2399 (rs6000_emit_vector_cond_expr): Ditto.
2400 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2401 (create_TOC_reference): Add -mdebug=addr support.
2402 (emit_frame_save): VSX loads/stores need register indexed addressing.
2404 * config/rs6000/rs6000.md: Include vector.md.
2406 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2408 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2409 support for V2DI, V2DF in logical, permute, select operations.
2411 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2412 switch for vsx/power7.
2413 (-mvsx-scalar-memory): Ditto.
2414 (-mvsx-align-128): Ditto.
2415 (-mallow-movmisalign): Ditto.
2416 (-mallow-df-permute): Ditto.
2417 (-msched-groups): Ditto.
2418 (-malways-hint): Ditto.
2419 (-malign-branch-targets): Ditto.
2421 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2423 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2424 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2425 (rs6000_vector_reg_class): Delete.
2426 (rs6000_vsx_reg_class): Ditto.
2427 (enum rs6000_reg_class_enum): New enum for the constraints that
2428 vary based on target switches.
2429 (rs6000_constraints): New array to hold the register class for all
2430 of the register constraints that vary based on the switches used.
2431 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2432 (enum rs6000_builtins): Add unsigned varients for the builtin
2433 declarations returned by target hooks for expanding multiplies,
2434 select, and permute operations. Add VSX builtins.
2435 (enum rs6000_builtin_type_index): Add entries for VSX.
2436 (V2DI_type_node): Ditto.
2437 (V2DF_type_node): Ditto.
2438 (unsigned_V2DI_type_node): Ditto.
2439 (bool_long_type_node): Ditto.
2440 (intDI_type_internal_node): Ditto.
2441 (uintDI_type_internal_node): Ditto.
2442 (double_type_internal_node): Ditto.
2444 * config/rs6000/altivec.md (whole file): Move all expanders to
2445 vector.md from altivec.md. Rename insn matching functions to be
2447 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2448 (altivec_vcmp*): Ditto.
2449 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2450 (VM): New iterator for moves that includes the VSX types.
2451 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2452 (altivec_vperm_<mode>_uns): New, for unsigned types.
2453 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2454 (altivec_eq<mode>): Ditto.
2455 (altivec_gt<mode>): Ditto.
2456 (altivec_gtu<mode>): Ditto.
2457 (altivec_eqv4sf): Ditto.
2458 (altivec_gev4sf): Ditto.
2459 (altivec_gtv4sf): Ditto.
2460 (altivec_vcmpbfp_p): Ditto.
2462 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2464 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2467 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2470 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2471 ASM_SHORT instead of .word.
2472 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2473 instead of .word in asm template.
2475 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2478 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2479 (process_bb_node_lives): Use it.
2481 * ira.c (setup_cover_and_important_classes): Don't setup
2482 ira_important_class_nums. Add cover classes to the end of
2484 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2486 (find_reg_class_closure): Use reorder_important_classes.
2488 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2490 * config/i386/i386.c (i386_ira_cover_classes): New function.
2491 (TARGET_IRA_COVER_CLASSES): Redefine.
2493 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2494 importance of order of cover classes in the array.
2496 2009-07-22 Diego Novillo <dnovillo@google.com>
2498 * tree-pass.h (TDF_EH): Define.
2499 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2500 contains TDF_EH, print the EH region number holding GS.
2501 * tree-dump.c (dump_options): Add "eh".
2502 * doc/invoke.texi: Document it.
2504 2009-07-22 Doug Kwan <dougkwan@google.com>
2506 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2508 2009-07-22 Michael Matz <matz@suse.de>
2510 PR tree-optimization/35229
2511 PR tree-optimization/39300
2513 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2514 (inhibit_phi_insertion): New function.
2515 (insert_into_preds_of_block): Call it for REFERENCEs.
2516 (init_pre): Initialize and finalize scalar evolutions.
2517 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2519 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2521 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2522 Use CONST_VECTOR_NUNITS to determine number of elements.
2524 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2526 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2527 (U, W): Constraints are now deprecated and will be removed if we
2529 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2531 ("prefetch"): Add the stcmh instruction for prefetching.
2532 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2534 (s390_short_displacement): Return always true if compiling for
2535 machines not providing the long displacement facility.
2536 (s390_mem_constraint): Support the new constraint letter Z.
2537 (s390_check_qrst_address): New function.
2539 2009-07-21 DJ Delorie <dj@redhat.com>
2541 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2544 2009-07-21 Jason Merrill <jason@redhat.com>
2546 * c-common.c (max_tinst_depth): Increase default to 1024.
2548 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2550 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2551 (vec_unpacku_float_lo_v4si): Ditto.
2553 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2556 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2557 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2558 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2559 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2561 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2563 PR tree-optimization/40813
2564 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2567 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2569 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2570 with a NOP_EXPR if needed.
2572 2009-07-21 Paul Brook <paul@codesourcery.com>
2574 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2575 Terminate debug dump with newline.
2577 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2579 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2580 Cast "1" to unsigned HOST_WIDE_INT.
2581 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2582 deposit length to the maximum length - lsb. Extend length if
2583 HOST_BITS_PER_WIDE_INT is 32.
2585 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2587 * cgraph.h (constant_pool_htab): New function.
2588 (constant_descriptor_tree): Move from varasm.c.
2589 * varasm.c (constant_pool_htab): New function.
2590 (constant_descriptor_tree): Move to cgraph.h.
2592 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2594 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2596 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2598 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2601 2009-07-20 Xinliang David Li <davidxl@google.com>
2603 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2605 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2607 * config/mips/mips.md (move_type): Add arith.
2608 (type): Handle arith.
2609 (zero_extendsidi2): Rename this into ...
2610 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2611 (zero_extendsidi2): New expander.
2612 (*zero_extendsidi2_dext): New pattern.
2614 2009-07-20 Nick Clifton <nickc@redhat.com>
2616 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2617 to set MIPS_ABI_DEFAULT.
2618 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2620 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2622 * tree-object-size.c (addr_object_size): Handle unions with
2623 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2625 PR tree-optimization/40792
2626 * tree.c (build_function_type_skip_args): Remove bogus assert.
2628 2009-07-20 Jan Hubicka <jh@suse.cz>
2629 Martin Jambor <mjambor@suse.cz>
2631 * cgraph.h (combined_args_to_skip): New field.
2632 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2633 combined_args_to_skip and args_to_skip.
2634 * tree-inline.c (update_clone_info): New function.
2635 (tree_function_versioning): Call update_clone_info.
2636 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2638 (cgraph_materialize_all_clones): More extensive dumping, working
2639 with combined_args_to_skip rather than args_to_skip.
2641 2009-07-20 Ira Rosen <irar@il.ibm.com>
2643 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2644 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2645 (get_initial_def_for_reduction): Likewise.
2646 (vectorizable_reduction): Skip the check of first operand in case
2647 of COND_EXPR. Add check that it is outer loop vectorization if
2648 nested cycle was detected. Call vectorizable_condition() for
2649 COND_EXPR. If reduction epilogue cannot be created do not fail for
2650 nested cycles (if it is not double reduction). Assert that there
2651 is only one type in the loop in case of COND_EXPR. Call
2652 vectorizable_condition() to vectorize COND_EXPR.
2653 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2654 Add parameters. Allow nested cycles if called from
2655 vectorizable_reduction(). Use reduction vector variable if provided.
2656 (vect_analyze_stmt): Call vectorizable_reduction() before
2657 vectorizable_condition().
2658 (vect_transform_stmt): Update call to vectorizable_condition().
2660 2009-07-20 Christian Bruel <christian.bruel@st.com>
2662 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2663 * doc/invoke.texi (-mfmovd): Likewise.
2664 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2666 2009-07-20 Jan Hubicka <jh@suse.cz>
2668 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2669 when handling SSA name.
2671 2009-07-19 Jan Hubicka <jh@suse.cz>
2673 PR tree-optimization/40676
2674 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2675 virtual PHIs in empty BBs.
2677 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2679 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2680 re-expanded the compound use gen_lowpart instead to convert to the
2683 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2685 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2686 OUTER_CONST arguments.
2687 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2688 the new wider mode will be masked off.
2689 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2691 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2693 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2694 high-order bits are zero.
2696 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2698 * combine.c (simplify_shift_const_1): Split code to determine
2700 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2701 new bits shifted in are identical to the old sign bit.
2703 2009-07-18 Richard Guenther <rguenther@suse.de>
2706 * gimplify.c (gimplify_call_expr): Reject code using results from
2707 functions returning void.
2709 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2711 * doc/md.texi: Document the new PowerPC "es" constraint.
2712 Document that "m" can include automodified addresses on this target,
2713 and explain how %U must be used. Extend the "Q" and "Z" documentation
2714 to suggest "es" as well as "m".
2715 * config/rs6000/constraints.md (es): New memory constraint.
2716 (Q, Z): Update strings to match new documentation.
2718 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2720 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2721 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2722 * config/rs6000/predicates.md (volatile_mem_operand): Use
2723 offsettable_nonstrict_memref_p.
2724 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2725 (*floatunssidf2_internal): Likewise.
2726 (*fix_truncdfsi2_internal): Likewise.
2727 (*fix_trunctfsi2_internal): Likewise.
2729 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2731 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2733 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2735 2009-07-17 Richard Guenther <rguenther@suse.de>
2738 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2739 (pass_warn_unused_result): Likewise.
2740 (TODO_set_props): Remove.
2741 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2743 (pass_diagnose_omp_blocks): Define.
2744 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2745 (c_gimple_diagnostics_recursively): Remove.
2746 (finish_function): Do not call it.
2747 (c_write_global_declarations): Continue after errors.
2748 Finalize the CU here.
2749 * c-gimplify.c (c_genericize): Do not gimplify here.
2750 * c-common.c (c_warn_unused_result): Move ...
2751 * tree-cfg.c (do_warn_unused_result): ... here.
2752 (run_warn_unused_result): New function.
2753 (gate_warn_unused_result): New function.
2754 (pass_warn_unused_result): New pass.
2755 * c-common.h (c_warn_unused_result): Remove.
2756 * flags.h (flag_warn_unused_result): Declare.
2757 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2758 * opts.c (flag_warn_unused_result): Initialize to false.
2759 * toplev.c (compile_file): Add comment.
2760 * omp-low.c (create_omp_child_function): Do not register
2761 the function with the frontend.
2762 (diagnose_omp_structured_block_errors): Prepare to be
2763 called as optimization pass.
2764 (gate_diagnose_omp_blocks): New function.
2765 (pass_diagnose_omp_blocks): New pass.
2766 * cgraph.h (cgraph_optimize): Remove.
2767 (cgraph_analyze_function): Likewise.
2768 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2769 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2770 before their parents here.
2771 (cgraph_finalize_function): Not here.
2772 (cgraph_analyze_function): Gimplify functions here.
2773 (cgraph_finalize_compilation_unit): Continue after errors.
2774 Optimize the callgraph from here.
2775 (cgraph_optimize): Make static.
2776 * langhooks.c (write_global_declarations): Finalize the CU.
2777 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2778 (gimplify_function_tree): Assert we gimplify only once.
2779 Set PROP_gimple_any property.
2780 * tree-nested.c (gimplify_all_functions): New function.
2781 (lower_nested_functions): Gimplify all nested functions.
2782 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2783 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2784 and pass_diagnose_omp_blocks after gimplification. Do not
2785 set TODO_set_props on all_lowering_passes.
2786 (execute_one_pass): Do not handle TODO_set_props.
2787 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2788 (gimplify.o): Add tree-pass.h dependency.
2789 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2790 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2791 (unsave_r): Likewise.
2792 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2795 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2797 * doc/service.texi (Service): Restore previously removed link,
2798 which isn't broken after all.
2800 2009-07-17 Richard Guenther <rguenther@suse.de>
2802 PR tree-optimization/40321
2803 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2804 PHI nodes to the maximal set.
2805 (make_values_for_phi): Add PHI arguments to the maximal set.
2806 (execute_pre): Dump PHI_GEN and the maximal set.
2808 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2811 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2814 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2816 * doc/extend.texi (Nested Functions): Replace broken link with
2818 * doc/service.texi (Service): Remove broken link.
2820 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2823 * builtins.c (expand_builtin_memcmp): Use loc instead of
2824 EXPR_LOCATION (exp).
2825 (expand_builtin_strncmp): Likewise.
2827 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2828 Manuel López-Ibáñez <manu@gcc.gnu.org>
2831 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2832 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2833 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2834 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2835 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2836 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2837 tree-inline.c, c-common.c, c-common.h, gimple.c,
2838 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2839 convert.c: Add location argument to fold_{unary,binary,ternary},
2840 fold_build[123], build_call_expr, build_size_arg,
2841 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2842 fold_build1_initializer, fold_build2_initializer,
2843 fold_build3_initializer, fold_build_call_array,
2844 fold_build_call_array_initializer, fold_single_bit_test,
2845 omit_one_operand, omit_two_operands, invert_truthvalue,
2846 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2847 combine_comparisons, fold_builtin_*, fold_call_expr,
2848 build_range_check, maybe_fold_offset_to_address, round_up,
2851 2009-07-16 Jason Merrill <jason@redhat.com>
2854 * c-common.c (c_common_reswords): Add __is_standard_layout
2856 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2857 * doc/implement-cxx.texi: New.
2858 * doc/gcc.texi: Include it.
2860 2009-07-16 DJ Delorie <dj@redhat.com>
2862 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2863 compares that may be indirectly affected by previous instructions.
2865 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2867 * builtins.c (do_mpc_arg2): New.
2868 (fold_builtin_2): Fold builtin cpow.
2869 * real.h (HAVE_mpc_pow): New.
2871 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2873 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2874 comparison to skip unprofitable schedule
2876 2009-07-16 Simon Baldwin <simonb@google.com>
2878 * gcc.c (option_map): New flag -no-canonical-prefixes.
2879 * (display_help): Print help text for new flag.
2880 * (process_command): Move options translation and language specifics
2881 and handle new flag early. Use it to set a function pointer to a
2882 prefix builder. Replace make_relative_prefix calls with calls to
2883 the function pointed to. Ignore new flag in regular options handling.
2884 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2886 2009-07-15 DJ Delorie <dj@redhat.com>
2888 * config/mep/mep.md (sibcall_internal): Change register to avoid
2890 (sibcall_value_internal): Likewise.
2892 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2894 PR rtl-optimization/40710
2895 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2897 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2899 * config/mips/mips.md (*extenddi_truncate<mode>,
2900 *extendsi_truncate<mode>): Change type attribute to move_type
2901 with shift_shift. Split out code handling exts from here ...
2902 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2904 (*extendhi_truncateqi): Change type attribute to move_type with
2905 shift_shift. Split out code handling exts from here ...
2906 (*extendhi_truncateqi_exts): ... to this new pattern.
2908 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2910 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2911 instead of "and" with inverted sign bit mask value. Use
2912 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2913 Allocate registers only for operand 4 and operand 5.
2915 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2918 * fold-const.c (fold_cond_expr_with_comparison): When folding
2919 < and <= to MIN, make sure the MIN uses the same type as the
2920 comparison's operands.
2922 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2924 * arm.md (ior_xor): New code iterator.
2925 (split for ior/xor with shift and zero-extend): New split pattern.
2926 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2928 2009-07-15 Richard Guenther <rguenther@suse.de>
2930 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2933 2009-07-15 Richard Guenther <rguenther@suse.de>
2936 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2938 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2940 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2941 handle 2.6.30 kernel.
2943 2009-07-15 DJ Delorie <dj@redhat.com>
2945 * config/mep/mep.md (sibcall_internal): Change register to allow
2946 for 24-bit addresses.
2947 (sibcall_value_internal): Likewise.
2949 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2951 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2952 that are enabled/disabled by the flags introduced by a previous patch.
2954 2009-07-14 DJ Delorie <dj@redhat.com>
2956 * config/mep/mep.md (sibcall_internal): Include non-toggling
2958 (sibcall_value_internal): Likewise.
2960 2009-07-14 Taras Glek <tglek@mozilla.com>
2961 Rafael Espindola <espindola@google.com>
2963 * doc/sourcebuild.texi: Document install-plugin target.
2964 * configure.ac: Added install-plugin target to language makefiles.
2965 * configure: Regenerate.
2966 * Makefile.in: (install-plugin): Install more headers,
2967 depend on lang.install-plugin.
2969 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2971 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2974 2009-07-14 DJ Delorie <dj@redhat.com>
2976 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2977 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2978 * config/mep/mep.md (sibcall_internal): Change test from
2979 mep_vliw_mode_match to mep_vliw_jmp_match.
2980 (sibcall_value_internal): Likewise.
2982 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2984 * config/i386/sse.md (copysign<mode>3): New expander.
2985 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2986 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2987 Use ix86_build_const_vector.
2988 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2989 IX86_BUILTIN_CPYSGNPD.
2990 (builtin_description): Add __builtin_ia32_copysignps and
2991 __builtin_ia32_copysignpd.
2992 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2993 and BUILT_IN_COPYSIGNF.
2995 2009-07-13 Jason Merrill <jason@redhat.com>
2997 * builtins.c (can_trust_pointer_alignment): New fn.
2998 (get_pointer_alignment): Factor it out from here.
2999 * tree.h: Declare it.
3001 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3003 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3006 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3010 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3012 2009-07-14 Richard Guenther <rguenther@suse.de>
3013 Andrey Belevantsev <abel@ispras.ru>
3016 * cfgexpand.c (partition_stack_vars): Do not bother to update
3017 alias information when not optimizing.
3019 2009-07-14 Richard Guenther <rguenther@suse.de>
3020 Andrey Belevantsev <abel@ispras.ru>
3022 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3023 (pt_solution_set): Likewise.
3024 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3025 * tree-ssa-structalias.c (pt_solution_set): New function.
3026 * final.c (rest_of_clean_state): Free SSA data structures.
3027 * print-rtl.c (print_decl_name): Remove.
3028 (print_mem_expr): Implement in terms of print_generic_expr.
3029 * alias.c (ao_ref_from_mem): New function.
3030 (rtx_refs_may_alias_p): Likewise.
3031 (true_dependence): Query alias-export info.
3032 (canon_true_dependence): Likewise.
3033 (write_dependence_p): Likewise.
3034 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3036 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3037 (mem_expr_equal_p): Use operand_equal_p.
3038 (set_mem_attributes_minus_bitpos): Do not use
3039 component_ref_for_mem_expr.
3040 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3041 (update_alias_info_with_stack_vars): Likewise.
3042 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3043 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3044 explicitly nor clear stmt operands.
3045 Free the decl-to-pointer map.
3046 * tree-optimize.c (execute_free_datastructures): Do not free
3047 SSA data structures here.
3048 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3049 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3050 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3052 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3054 2009-07-13 DJ Delorie <dj@redhat.com>
3056 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3057 unrolling at the right iteration count.
3059 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3062 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3064 * haifa-sched.c (rank_for_schedule): Introduced flags to
3065 enable/disable individual scheduling heuristics.
3066 * common.opt: Introduced flags to enable/disable individual
3067 heuristics in the scheduler.
3068 * doc/invoke.texi: Introduced flags to enable/disable individual
3069 heuristics in the scheduler.
3071 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3073 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3074 config/i386/mingw-tls.c.
3075 * config/i386/mingw-tls.c: Removed.
3077 2009-07-13 Ira Rosen <irar@il.ibm.com>
3079 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3080 checks access only relevant statements.
3081 (vectorizable_reduction): Likewise.
3083 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3085 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3086 just for 32-bit case.
3088 2009-07-12 Jan Hubicka <jh@suse.cz>
3090 PR tree-optimization/40585
3091 * except.c (expand_resx_expr): When there already is resume
3092 instruction, produce linked list.
3093 (build_post_landing_pads): Assert that resume is empty.
3094 (connect_post_landing_pads): Handle resume lists.
3095 (dump_eh_tree): Dump resume list.
3097 2009-07-12 Ira Rosen <irar@il.ibm.com>
3099 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3100 with additional argument.
3101 * tree-vectorizer.h (enum vect_def_type): Add
3102 vect_double_reduction_def.
3103 (vect_is_simple_reduction): Add argument.
3104 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3106 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3107 vect_is_simple_reduction with additional argument.
3108 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3110 (reduction_code_for_scalar_code): Handle additional codes by
3111 returning ERROR_MARK for them. Fix comment and indentation.
3112 (vect_is_simple_reduction): Fix comment, add argument to specify
3113 double reduction. Detect double reduction.
3114 (get_initial_def_for_induction): Fix indentation.
3115 (get_initial_def_for_reduction): Fix comment and indentation.
3116 Handle double reduction. Create initial definitions that do not
3117 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3118 (vect_create_epilog_for_reduction): Fix comment, add argument to
3119 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3120 epilogue result extraction. Create double reduction phi node and
3121 replace relevant uses.
3122 (vectorizable_reduction): Call vect_is_simple_reduction with
3123 additional argument. Fix indentation. Update epilogue code treatment
3124 according to the changes in reduction_code_for_scalar_code. Check
3125 for double reduction. Call vect_create_epilog_for_reduction with
3126 additional argument.
3127 * tree-vect-stmts.c (process_use): Handle double reduction, update
3129 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3130 (vect_get_vec_def_for_operand): Likewise.
3132 2009-07-12 Danny Smith <dansmister@gmail.com>
3134 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3135 dllexport if !TREE_PUBLIC.
3136 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3138 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3140 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3141 (avr_extra_arch_macro) Remove declatation.
3142 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3143 (avr_extra_arch_macro) Declare as static.
3144 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3146 2009-07-11 Jan Hubicka <jh@suse.cz>
3149 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3151 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3154 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3155 cold_in_std_section bits.
3156 (dwarf2out_begin_prologue): Initialize them.
3157 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3158 if already covered by text_section or cold_text_section range.
3160 PR rtl-optimization/40667
3161 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3162 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3163 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3164 * config/i386/i386.c (ix86_minimum_alignment): New function.
3165 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3166 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3167 * emit-rtl.c (gen_reg_rtx): Likewise.
3168 * function.c (assign_parms): Likewise. If nominal_type needs
3169 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3170 rather than passed_type's alignment.
3173 * function.c (assign_parm_setup_stack): Adjust
3174 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3175 from nominal_mode on big endian.
3177 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3179 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3181 2009-07-10 DJ Delorie <dj@redhat.com>
3183 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3185 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3187 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3189 (thumb2_cbnz): Likewise.
3191 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3194 * config.gcc (supported_defaults): Add synci.
3195 (with_synci): Add validation.
3196 (all_defaults): Add synci.
3197 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3200 * config/mips/mips.opt (msynci): New option.
3201 * config/mips/mips.c (mips_override_options): Warn on use of
3202 -msynci for targets that do now support it.
3203 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3205 * gcc/doc/invoke.texi (-msynci): Document the new option.
3206 * doc/install.texi (--with-synci): Document the new option.
3208 2009-07-10 Richard Guenther <rguenther@suse.de>
3210 PR tree-optimization/40496
3211 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3212 the PHI result with a compatible type.
3214 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3218 * c.opt (Wunused-result): New.
3219 * doc/invoke.texi: Document it.
3220 * c-common.c (c_warn_unused_result): Use it.
3222 2009-07-09 DJ Delorie <dj@redhat.com>
3224 * targhooks.c (default_target_can_inline_p): Rename from
3225 default_target_option_can_inline_p.
3226 * targhooks.h (default_target_can_inline_p): Likewise.
3227 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3228 TARGET_OPTION_CAN_INLINE_P.
3229 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3230 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3231 (mep_target_can_inline_p): Rename from
3232 mep_target_option_can_inline_p.
3235 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3236 registers used to pass vectors.
3238 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3240 2009-07-09 Tom Tromey <tromey@redhat.com>
3242 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3243 * config/mmix/mmix.c: Include dwarf2.h.
3244 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3245 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3246 * config/sh/sh.c: Include dwarf2.h.
3247 * config/i386/i386.c: Include dwarf2.h.
3248 * Makefile.in (DWARF2_H): Remove 'elf'.
3249 * except.c: Include dwarf2.h.
3250 * unwind-dw2.c: Include dwarf2.h.
3251 * dwarf2out.c: Include dwarf2.h.
3252 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3253 * unwind-dw2-fde.c: Include dwarf2.h.
3254 * dwarf2asm.c: Include dwarf2.h.
3256 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3258 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3259 (max_issue): Use it.
3260 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3262 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3263 (region_sched_info): Update.
3264 * sched-ebb.c (ebb_sched_info): Update.
3265 * modulo-sched.c (sms_sched_info): Update.
3266 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3268 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3270 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3272 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3274 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3276 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3279 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3280 arg1 with arg01 if arg1 is already INTEGER_CST.
3282 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3284 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3285 Transform (and (truncate)) into (truncate (and)).
3287 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3289 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3290 creating LHS paradoxical subregs. Fix surrounding returns to
3291 use NULL_RTX rather than 0.
3293 2009-07-08 DJ Delorie <dj@redhat.com>
3295 * config/mep/mep.c: (mep_option_can_inline_p): New.
3296 (TARGET_OPTION_CAN_INLINE_P): Define.
3298 2009-07-08 Mark Wielaard <mjw@redhat.com>
3301 * dwarf2out.c (add_data_member_location_attribute): When we have
3302 only a constant offset don't emit a new location description using
3303 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3306 2009-07-08 Richard Henderson <rth@redhat.com>
3309 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3310 (enum reg_class): Add CLOBBERED_REGS.
3311 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3312 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3313 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3314 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3315 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3316 force 64-bit sibcalls into R11.
3317 * config/i386/constraints.md (U): New constraint.
3318 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3319 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3320 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3322 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3324 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3326 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3327 * ebitmap.h (dump_ebitmap): Ditto.
3328 * optabs.h (optab_libfunc): Ditto.
3329 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3330 * tree-flow.h (vect_can_force_dr_alignment_p,
3331 get_vectype_for_scalar_type): Ditto.
3332 (vectorize_loops): Move prototype to ...
3333 * tree-vectorizer.h: ... here. Also, adjust comment.
3334 (vect_set_verbosity_level): Remove duplicate prototype.
3335 * tree-ssa-loop.c: Include tree-vectorizer.h.
3336 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3338 2009-07-08 Nick Clifton <nickc@redhat.com>
3340 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3343 2009-07-08 DJ Delorie <dj@redhat.com>
3345 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3346 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3347 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3349 * config/mep/intrinsics.md: Regenerated.
3350 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3351 registers when asm() or calls are detected.
3353 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3356 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3358 * gimple (gimple_build_call_from_tree): Likewise.
3359 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3360 no_warning flag before warning.
3362 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3364 * tree.c (set_expr_locus): Remove.
3365 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3366 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3368 * gimplify.c (internal_get_tmp_var): Likewise.
3369 (gimplify_call_expr): Likewise.
3370 (gimplify_one_sizepos): Likewise.
3372 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3375 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3376 to variables for debugging purposes.
3378 2009-06-23 Mark Loeser <mark@halcy0n.com>
3381 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3383 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3385 * pretty-print.c (pp_base_format): Remove %J.
3386 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3387 gcc_cxxdiag_char_table): Likewise.
3388 (init_dynamic_diag_info): Likewise.
3390 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3392 * pretty-print.c (pp_base_format): Remove %H.
3393 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3394 gcc_cxxdiag_char_table): Likewise.
3395 (init_dynamic_diag_info): Likewise.
3396 * config/mep/mep.c (mep_select_section): Likewise.
3398 2009-07-07 Duncan Sands <baldrick@free.fr>
3400 * final.c (pass_clean_state): Give the pass a name.
3401 * passes.c (pass_rest_of_compilation): Likewise.
3402 * tree-optimize.c (pass_all_optimizations): Likewise.
3404 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3406 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3407 an extra 'decl' for error_at.
3409 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3412 * tree-tailcall.c (adjust_return_value_with_ops,
3413 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3414 if it has complex or vector type.
3416 2009-07-07 Olivier Hainque <hainque@adacore.com>
3418 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3421 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3423 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3425 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3427 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3428 * c-decl.c: Likewise.
3429 * function.c: Likewise.
3430 * varasm.c: Likewise.
3431 * tree-ssa.c: Likewise.
3432 * c-common.c: Likewise.
3433 * tree-cfg.c: Likewise.
3434 * config/spu/spu.c: Likewise.
3435 * config/ia64/ia64.c: Likewise.
3436 * config/v850/v850.c: Likewise.
3438 2009-07-06 DJ Delorie <dj@redhat.com>
3440 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3441 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3442 unspecified accesses to control registers.
3443 * config/mep/intrinsics.md: Regenerate.
3444 * config/mep/intrinsics.h: Regenerate.
3445 * config/mep/mep-intrin.h: Regenerate.
3447 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3449 * c-lex.c: Replace %H by an explicit location. Update all calls.
3450 * c-common.c: Likewise.
3451 * c-decl.c: Likewise.
3452 * c-typeck.c: Likewise.
3453 * fold-const.c: Likewise.
3454 * gimplify.c: Likewise.
3456 * tree-cfg.c: Likewise.
3457 * tree-ssa-loop-niter.c: Likewise.
3458 * tree-vrp.c: Likewise.
3459 * value-prof.c: Likewise.
3461 2009-07-06 Diego Novillo <dnovillo@google.com>
3463 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3464 if it has one. Handle cases where VAR does not have an
3465 annotation or cfun is NULL.
3467 2009-07-06 Diego Novillo <dnovillo@google.com>
3469 * tree.c: Include debug.h.
3470 (initialize_tree_contains_struct): New.
3471 (init_ttree): Call it.
3472 (tree_node_structure_for_code): Factor out of ...
3473 (tree_node_structure): ... here.
3474 * treestruct.def (TS_PHI_NODE): Remove.
3475 (TS_GIMPLE_STATEMENT): Remove.
3477 2009-07-06 Diego Novillo <dnovillo@google.com>
3479 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3480 (debug_tree_chain): Handle cycles.
3482 2009-07-06 Nick Clifton <nickc@redhat.com>
3483 DJ Delorie <dj@redhat.com>
3485 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3486 __FMOVD_ENABLED__ is defined.
3488 (TARGET_FMOVD): Provide a default definition.
3489 (MASK_FMOVD): Likewise.
3490 (TARGET_CPU_CPP_BUILTINS): Define
3491 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3492 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3493 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3494 (split for DF load from memory into register): Also handle
3495 MEMs which consist of REG+DISP addressing.
3496 (split for DF store from register to memory): Likewise.
3497 (movsf_ie): Always use single fp_mode.
3498 * config/sh/sh.c (sh_override_options): Do not automatically
3499 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3500 that to the -mfmovd command line switch.
3501 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3502 (fldi_ok): Always allow.
3503 * config/sh/sh.opt (mfmovd): Remove this switch.
3504 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3506 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3507 Kaz Kojima <kkojima@gcc.gnu.org>
3509 PR rtl-optimization/30807
3510 * postreload.c (reload_combine): For every new use of REG_SUM,
3511 record the use of BASE.
3513 2009-07-06 Jan Hubicka <jh@suse.cz>
3515 * params.def: Revert my accidental commit at 2009-06-30.
3517 2009-07-04 Ian Lance Taylor <iant@google.com>
3520 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3522 (mingw_format_attribute_overrides): Likewise.
3524 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3527 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3528 don't check cfa.reg. Instead of cfa.indirect use
3529 fde && fde->drap_reg != INVALID_REGNUM test.
3531 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3533 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3535 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3538 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3540 2009-07-03 Richard Guenther <rguenther@suse.de>
3542 PR tree-optimization/40640
3543 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3546 2009-07-03 Jan Hubicka <jh@suse.cz>
3548 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3549 for size, reduce amount of inlining.
3551 2009-07-03 Richard Guenther <rguenther@suse.de>
3554 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3555 if t +- x is known to not overflow and the conversion widens the
3557 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3559 2009-07-03 Jan Hubicka <jh@suse.cz>
3561 * ipa-pure-const.c (analyze): Update loop optimizer init.
3562 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3563 try_remove_empty_loop, remove_empty_loops): Remove.
3564 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3565 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3566 to mark regular loops as neccesary.
3567 (degenerate_phi_p): New function.
3568 (propagate_necessity, remove_dead_phis): Use it.
3569 (forward_edge_to_pdom): Likewise.
3570 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3571 virtual PHI nodes that became unreachable.
3572 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3573 * tree-flow.h (remove_empty_loops): Remove.
3574 * passes.c (init_optimization_passes): Remove.
3576 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3578 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3579 can_create_pseudo_p.
3580 (*fix_trunc<mode>_i387_1): Ditto.
3581 (*floathi<mode>2_1): Ditto.
3582 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3583 (*fistdi2_1): Ditto.
3584 (*fist<mode>2_1): Ditto.
3585 (frndintxf2_floor): Ditto.
3586 (*fist<mode>2_floor_1): Ditto.
3587 (frndintxf2_ceil): Ditto.
3588 (*fist<mode>2_ceil_1): Ditto.
3589 (frndintxf2_trunc): Ditto.
3590 (frndintxf2_mask_pm): Ditto.
3591 (fxam<mode>2_i387_with_temp): Ditto.
3592 * config/i386/sse.md (mulv16qi3): Ditto.
3593 (*sse2_mulv4si3): Ditto.
3595 (sse4_2_pcmpestr): Ditto.
3596 (sse4_2_pcmpistr): Ditto.
3598 2009-07-03 Jan Hubicka <jh@suse.cz>
3600 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3601 (mark_stmt_necessary): Set it.
3602 (mark_operand_necessary): Set it.
3603 (mark_control_dependent_edges_necessary): Set it.
3604 (mark_virtual_phi_result_for_renaming): New function.
3605 (get_live_post_dom): New function.
3606 (forward_edge_to_pdom): New function.
3607 (remove_dead_stmt): Fix handling of control dependences.
3608 (tree_dce_init): Init new bitmap.
3609 (tree_dce_done): Free it.
3611 2009-07-02 Richard Guenther <rguenther@suse.de>
3614 * tree-ssa-structalias.c (new_var_info): Initialize
3617 2009-07-02 Jan Hubicka <jh@suse.cz>
3619 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3622 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3624 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3625 instead of recomputing it. Adjust calls.
3626 (emit_store_flag): Adjust recursive calls.
3628 2009-07-02 Richard Guenther <rguenther@suse.de>
3630 * tree-ssa-live.c (remove_unused_locals): Do not remove
3632 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3633 of DECL_EXTERNAL for HEAP variables.
3634 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3635 HEAP variables. Do not adjust RESTRICT vars.
3636 (find_what_var_points_to): Nobody cares if something
3639 2009-07-02 Ben Elliston <bje@au.ibm.com>
3641 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3642 pc_low and pc_high declarations to the top of the function.
3644 2009-07-01 DJ Delorie <dj@redhat.com>
3646 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3648 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3649 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3650 unspecified accesses to control registers.
3651 * config/mep/intrinsics.md: Regenerate.
3652 * config/mep/intrinsics.h: Regenerate.
3653 * config/mep/mep-intrin.h: Regenerate.
3655 2009-07-01 Anthony Green <green@moxielogic.com>
3657 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3658 instruction when possible.
3659 (moxie_expand_prologue): Ditto. Also, save an instruction and
3660 some complexity by popping off of $r12 instead of $sp.
3661 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3664 2009-07-01 Richard Henderson <rth@redhat.com>
3667 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3668 contained no insns, reposition note before last insn.
3670 2009-07-01 Richard Henderson <rth@redhat.com>
3673 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3674 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3676 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3679 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3680 darwin9 for printing reg addresses with %y.
3682 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3684 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3685 truncation from operands in binary operations.
3687 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3690 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3691 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3692 subreg of op0 to the original op0.
3694 * expmed.c (store_bit_field_1): Use a temporary as the destination
3695 instead of a paradoxical subreg when we need to truncate the result.
3697 2009-07-01 DJ Delorie <dj@redhat.com>
3699 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3700 names to VLIW variants.
3701 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3702 * config/mep/intrinsics.md: Regenerate.
3703 * config/mep/intrinsics.h: Regenerate.
3704 * config/mep/mep-intrin.h: Regenerate.
3706 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3709 * jump.c (returnjump_p): Revert last patch.
3710 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3712 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3715 * pa.md (casesi32p): Use jump table label to determine the offset
3717 (casesi64p): Likewise.
3719 * pa.c (forward_branch_p): Return bool type. Use instruction
3720 addresses when available. Assert that INSN has a jump label.
3721 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3724 2009-07-01 Richard Guenther <rguenther@suse.de>
3726 PR tree-optimization/19831
3727 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3728 that only act as barriers do not make any previous stores necessary.
3729 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3730 HEAP variables global, do not add a constraint from nonlocal.
3731 (find_func_aliases): Handle escapes through return statements.
3732 (compute_points_to_sets): Make escaped HEAP variables global.
3734 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3737 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3738 after reducing a DImode cstore to SImode.
3740 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3742 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3743 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3745 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3747 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3748 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3750 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3751 and umod_optab if TARGET_BSD_DIVMOD.
3752 * config/vax/lib1funcs.asm: New file.
3753 * config/vax/t-linux: New file.
3754 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3756 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3759 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3760 to type arguments that have void type.
3763 * dwarf2out.c (gen_formal_parameter_die): Call
3764 equate_decl_number_to_die if node is different from origin.
3766 2009-06-30 Anthony Green <green@moxielogic.com>
3768 Clean up moxie port for --enable-build-with-cxx.
3769 * config/moxie/moxie.c (moxie_function_value): First two
3770 parameters are const_tree, not tree.
3771 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3772 (REG_CLASS_NAMES): Ditto.
3773 (REGNO_REG_CLASS): Ditto.
3774 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3775 (moxie_function_value): Fix constyness of arguments.
3777 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3779 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3780 finalize_size_functions before further processing.
3781 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3782 (variable_size): Call self_referential_size on size expressions
3783 that contain a PLACEHOLDER_EXPR.
3784 (size_functions): New static variable.
3785 (copy_self_referential_tree_r): New static function.
3786 (self_referential_size): Likewise.
3787 (finalize_size_functions): New global function.
3788 * tree.c: Include tree-inline.h.
3789 (push_without_duplicates): New static function.
3790 (find_placeholder_in_expr): New global function.
3791 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3793 <tcc_expression>: Likewise.
3794 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3795 the call in the expression.
3796 * tree.h (finalize_size_functions): Declare.
3797 (find_placeholder_in_expr): Likewise.
3798 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3799 (substitute_placeholder_in_expr): Update comment.
3800 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3802 (copy_tree_body_r): Likewise.
3803 (copy_tree_body): New static function.
3804 (maybe_inline_call_in_expr): New global function.
3805 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3806 (maybe_inline_call_in_expr): Declare.
3807 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3808 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3811 2009-06-30 Richard Guenther <rguenther@suse.de>
3813 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3815 (propagate_necessity): Do not mark reaching defs of stores
3818 2009-06-30 Jan Hubicka <jh@suse.cz>
3820 * cfgloopanal.c (check_irred): Move into ...
3821 (mark_irreducible_loops): ... here; return true if ireducible
3823 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3824 (analyze_function): Try to prove loop finiteness.
3825 * cfgloop.h (mark_irreducible_loops): Update prototype.
3826 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3828 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3830 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3832 2009-06-30 Ira Rosen <irar@il.ibm.com>
3834 PR tree-optimization/40542
3835 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3838 2009-06-30 Martin Jambor <mjambor@suse.cz>
3840 PR tree-optimization/40582
3841 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3842 than useless_type_conversion_p.
3843 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3846 2009-06-30 Martin Jambor <mjambor@suse.cz>
3849 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3851 2009-06-30 Richard Guenther <rguenther@suse.de>
3853 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3854 use ao_ref references.
3855 (walk_aliased_vdefs): Likewise.
3856 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3857 * tree-ssa-dce.c (struct ref_data): Remove.
3858 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3859 (mark_aliased_reaching_defs_necessary): Adjust.
3860 (mark_all_reaching_defs_necessary_1): Likewise.
3862 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3865 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3866 (emit_store_flag_1): Extract from emit_store_flag, adjust
3867 calls to (what now is) emit_cstore.
3868 (emit_store_flag): Call emit_store_flag_1 and also use it
3869 for what used to be recursive calls.
3871 2009-06-30 Wei Guozhi <carrot@google.com>
3874 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3875 if the target bb post dominates from bb.
3876 * config/i386/i386.c (memory_address_length): Check existence of base
3877 register before using it.
3879 2009-06-30 Nick Clifton <nickc@redhat.com>
3880 DJ Delorie <dj@redhat.com>
3882 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3883 __FMOVD_ENABLED__ is defined.
3885 (TARGET_FMOVD): Provide a default definition.
3886 (MASK_FMOVD): Likewise.
3887 (TARGET_CPU_CPP_BUILTINS): Define
3888 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3889 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3890 two fmov instructions depending upon whether TARGET_FMOVD is
3892 (split for DF load from memory into register): Also handle
3893 MEMs which consist of REG+DISP addressing.
3894 (split for DF store from register to memory): Likewise.
3895 * config/sh/sh.opt (mfmovd): Remove this switch.
3896 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3897 * config/sh/sh.c (sh_override_options): Do not automatically
3898 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3899 that to the -mfmovd command line switch.
3901 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3903 (fldi_ok): Always allow.
3904 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3906 2009-06-29 DJ Delorie <dj@redhat.com>
3908 * doc/install.texi (mep-x-elf): Correct chip's full name.
3910 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3912 * doc/extend.texi: Fix typo.
3914 2009-06-29 Tom Tromey <tromey@redhat.com>
3917 * Makefile.in (DWARF2_H): New variable.
3919 (dwarf2out.o): Likewise.
3920 (dwarf2asm.o): Likewise.
3921 * config/i386/t-i386: Use DWARF2_H.
3922 * except.c: Include elf/dwarf2.h.
3923 * unwind-dw2.c: Include elf/dwarf2.h.
3924 * dwarf2out.c: Include elf/dwarf2.h.
3925 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3926 <dtprel>: New field.
3927 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3928 (size_of_loc_descr): Likewise.
3929 (output_loc_operands_raw): Likewise.
3930 (output_loc_operands): Handle new dtprel field.
3931 (loc_checksum): Update.
3932 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3933 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3934 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3935 * dwarf2asm.c: Include elf/dwarf2.h.
3936 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3937 * config/mmix/mmix.c: Include elf/dwarf2.h.
3938 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3939 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3940 * config/sh/sh.c: Include elf/dwarf2.h.
3941 * config/i386/i386.c: Include elf/dwarf2.h.
3943 2009-06-29 DJ Delorie <dj@redhat.com>
3945 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3947 * doc/extend.texi: Add MeP attributes and pragmas.
3948 * doc/invoke.text: Add MeP Options.
3949 * doc/contrib.texi: Add MeP contribution.
3950 * doc/md.texi: Add MeP constraints.
3951 * doc/install.texi: Add MeP target.
3953 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3955 * target.h (struct gcc_target): Add frame_pointer_required field.
3956 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3957 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3958 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3960 * reload1.c (update_eliminables): (Ditto.).
3961 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3962 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3963 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3965 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3967 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3968 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3969 (arm_frame_pointer_required): New function.
3971 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3972 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3973 (avr_frame_pointer_required_p): Declare as static.
3974 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3976 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3977 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3978 (bfin_frame_pointer_required): Make as static, change return type
3980 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3982 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3983 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3984 (cris_frame_pointer_required): New function.
3986 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3988 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3989 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3990 (fr30_frame_pointer_required): New function.
3992 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3993 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3994 (frv_frame_pointer_required): Make as static, change return type
3996 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3998 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3999 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4000 (ix86_frame_pointer_required): Make as static, change return type to
4002 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4004 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4005 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4007 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4009 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4011 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4013 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4014 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4015 (mips_frame_pointer_required): Make as static.
4016 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4018 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4019 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4020 (mmix_frame_pointer_required): Mew function.
4022 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4023 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4025 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4027 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4029 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4031 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4032 (CAN_ELIMINATE): Redefine.
4033 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4034 (sparc_frame_pointer_required): New function.
4035 (sparc_can_eliminate): New function.
4036 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4038 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4039 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4041 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4042 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4043 (xtensa_frame_pointer_required): Make as static, change return type
4045 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4048 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4050 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4051 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4052 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4053 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4054 (register_callback): Handle PLUGIN_START_UNIT.
4055 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4057 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4059 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4061 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4062 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4064 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4066 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4069 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4071 * doc/extend.texi (Additional Floating Types): __float128 is also
4072 supported on i386 targets.
4074 2009-06-29 Richard Guenther <rguenther@suse.de>
4077 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4079 (pt_solutions_same_restrict_base): Declare.
4080 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4082 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4083 (make_constraint_from, make_copy_constraint): Move earlier.
4084 (make_constraint_from_heapvar): New function.
4085 (make_constraint_from_restrict): Likewise.
4086 (handle_lhs_call): Use it.
4087 (find_func_aliases): Use it to track conversions to restrict
4089 (struct fieldoff): Add only_restrict_pointers flag.
4090 (push_fields_onto_fieldstack): Initialize it.
4091 (create_variable_info_for): Track global restrict qualified pointers.
4092 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4093 Track restrict qualified pointer arguments.
4094 (set_uids_in_ptset): Use varinfo is_global_var flag.
4095 (find_what_var_points_to): Set the vars_contains_restrict flag.
4096 Always create the points-to solution for sets including restrict tags.
4097 (pt_solutions_same_restrict_base): New function.
4098 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4099 qualified pointers use pt_solutions_same_restrict_base as
4100 additional source for disambiguation.
4102 2009-06-29 Richard Guenther <rguenther@suse.de>
4105 * alias.c (find_base_decl): Remove.
4106 (get_deref_alias_set_1): Remove restrict handling.
4107 * c-common.c (c_apply_type_quals_to_decl): Do not set
4108 DECL_POINTER_ALIAS_SET.
4109 * gimplify.c (find_single_pointer_decl_1): Remove.
4110 (find_single_pointer_decl): Likewise.
4111 (internal_get_tmp_var): Remove restrict handling.
4112 (gimple_regimplify_operands): Likewise.
4113 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4114 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4115 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4116 * tree.c (restrict_base_for_decl): Remove.
4117 (init_ttree): Do not allocate it.
4118 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4119 LABEL_DECL_UID for label decls.
4120 (copy_node_stat): Do not copy restrict information.
4121 (decl_restrict_base_lookup): Remove.
4122 (decl_restrict_base_insert): Likewise.
4123 (print_restrict_base_statistics): Likewise.
4124 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4125 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4126 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4127 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4128 (LABEL_DECL_UID): Adjust.
4129 (DECL_BASED_ON_RESTRICT_P): Remove.
4130 (DECL_GET_RESTRICT_BASE): Likewise.
4131 (SET_DECL_RESTRICT_BASE): Likewise.
4132 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4134 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4135 instead of DECL_POINTER_ALIAS_SET.
4136 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4137 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4138 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4140 2009-06-29 Richard Guenther <rguenther@suse.de>
4142 PR tree-optimization/40579
4143 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4144 the IL to simplify has constants that overflowed.
4146 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4148 PR tree-optimization/40550
4149 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4150 vector_compute_type only when the size of vector_compute_type is
4151 less than the size of type.
4153 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4155 * fold-const.c (contains_label_1): Fix comments.
4156 (contains_label_p): Do not walk trees multiple time.
4158 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4160 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4161 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4162 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4163 ix86_fp_comparison_operator.
4164 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4165 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4166 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4167 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4168 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4169 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4170 (related splits): Change predicate to ix86_fp_comparison_operator.
4171 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4172 instead of ix86_fp_comparison_codes.
4173 (ix86_trivial_fp_comparison_operator,
4174 ix86_fp_comparison_operator): New.
4175 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4176 (ix86_expand_compare): Eliminate last two parameters.
4177 (ix86_fp_jump_nontrivial_p): Kill.
4178 * config/i386/i386.c (put_condition_code): Eliminate call to
4179 ix86_fp_comparison_codes and subsequent assertion.
4180 (ix86_fp_comparison_codes): Eliminate.
4181 (ix86_fp_swap_condition): New.
4182 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4183 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4184 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4185 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4186 and ix86_fp_swap_condition.
4187 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4188 Use ix86_fp_comparison_strategy.
4189 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4190 (ix86_fp_jump_nontrivial_p): Eliminate.
4191 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4192 call to ix86_expand_compare.
4193 (ix86_split_fp_branch, ix86_expand_setcc,
4194 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4195 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4197 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4199 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4200 related to jump_clobbers.
4201 * config/arm/arm.md (conds): Remove jump_clob case.
4202 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4203 splits): Change comparison_operator to arm_comparison_operator.
4204 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4207 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4209 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4210 condition for floating point modes.
4211 * expmed.c (emit_store_flag_1): Move here a bigger part
4213 (emit_store_flag): Try swapping the condition for floating point
4215 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4217 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4219 * expr.c (expand_expr_real_1): Just use do_store_flag.
4220 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4221 emit_store_flag_force.
4222 * expmed.c (emit_store_flag_force): Copy here trick
4223 previously in expand_expr_real_1. Try reversing the comparison.
4224 (emit_store_flag_1): Work if target is NULL.
4225 (emit_store_flag): Work if target is NULL, using the result mode
4226 from the comparison. Use split_comparison, restructure final part
4227 to simplify conditionals.
4229 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4231 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4232 * dojump.c (do_jump): Change handling of floating-point
4233 ops to use just do_compare_and_jump.
4234 (split_comparison): New.
4235 (do_compare_rtx_and_jump): Add here logic coming previously
4236 in do_jump, using split_comparison.
4238 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4241 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4243 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4245 * tree-ssa-alias.c: Fix unintentional commit.
4247 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4249 * passes.c (execute_one_pass): Fix unintentional commit.
4251 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4253 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4254 (df_rd_local_compute, df_md_local_compute): Inline them.
4256 (df_md_scratch): New.
4257 (df_md_alloc, df_md_free): Allocate/free it.
4258 (df_md_local_compute): Only include live registers in init.
4259 (df_md_transfer_function): Prune the in-set computed by
4260 the confluence function, and the gen-set too.
4262 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4264 PR rtl-optimization/26854
4265 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4266 * df-problems.c (df_rd_add_problem): Fix comment.
4267 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4268 df_md_simulate_artificial_defs_at_top,
4269 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4270 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4271 df_md_transfer_function, df_md_init, df_md_confluence_0,
4272 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4273 problem_MD, df_md_add_problem): New.
4274 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4275 df_md_get_bb_info): New.
4276 (DF_LAST_PROBLEM_PLUS1): Adjust.
4278 * Makefile.in (fwprop.o): Include domwalk.h.
4279 * fwprop.c: Include domwalk.h.
4280 (reg_defs, reg_defs_stack): New.
4281 (bitmap_only_bit_between): Remove.
4282 (process_defs): New.
4283 (process_uses): Use reg_defs and local_md instead of
4284 bitmap_only_bit_between and local_rd.
4285 (single_def_use_enter_block): New, from build_single_def_use_links.
4286 (single_def_use_leave_block): New.
4287 (build_single_def_use_links): Remove code moved to
4288 single_def_use_enter_block, invoke domwalk.
4289 (use_killed_between): Adjust comment.
4291 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4293 * bitmap.h (bitmap_ior_and_into): New.
4294 * bitmap.c (bitmap_ior_and_into): New.
4296 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4298 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4299 before_dom_children_before_stmts and after_dom_children_after_stmts.
4300 Rename the two remaining callbacks to just before_dom_children and
4301 after_dom_children. Remove other GIMPLE statement walking bits.
4302 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4303 * graphite.c: Do not include domwalk.h.
4304 * tree-into-ssa.c (interesting_blocks): New global.
4305 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4306 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4307 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4308 now that they're not domwalk callbacks.
4309 (rewrite_initialize_block): Rename to...
4310 (rewrite_enter_block): ... this, place after called functions. Test
4311 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4312 (rewrite_finalize_block): Rename to...
4313 (rewrite_leave_block): ... this, place after called functions.
4314 (rewrite_update_init_block): Rename to...
4315 (rewrite_update_enter_block): ... this, place after called functions.
4316 Test interesting_blocks, call rewrite_update_stmt and
4317 rewrite_update_phi_arguments.
4318 (rewrite_update_fini_block): Rename to...
4319 (rewrite_leave_block): ... this, place after called functions.
4320 (rewrite_blocks): Remove last argument, simplify initialization of
4322 (mark_def_sites_initialize_block): Rename to...
4323 (mark_def_sites_block): ... this, call mark_def_sites.
4324 (mark_def_sites_blocks): Remove argument, simplify initialization of
4326 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4327 (update_ssa): Likewise.
4328 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4330 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4331 (dom_opt_initialize_block): Rename to...
4332 (dom_opt_enter_block): ... this, place after called functions. Walk
4333 statements here, inline propagate_to_outgoing_edges.
4334 (dom_opt_finalize_block): Rename to...
4335 (dom_opt_leave_block): ... this, place after called functions.
4336 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4338 (dse_enter_block, dse_record_phi): New.
4339 (dse_record_phis): Delete.
4340 (dse_finalize_block): Rename to...
4341 (dse_leave_block): ... this.
4342 (tree_ssa_dse): Simplify initialization of walk_data.
4343 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4344 Adjust initialization of walk_data.
4345 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4346 * tree-ssa-loop-phiopt.c (get_non_trapping):
4347 Adjust initialization of walk_data.
4348 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4349 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4350 it's not a domwalk callback.
4351 (uncprop_initialize_block): Rename to...
4352 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4353 (dse_finalize_block): Rename to...
4354 (dse_leave_block): ... this.
4355 (tree_ssa_uncprop): Simplify initialization of walk_data.
4356 * Makefile.in: Adjust dependencies.
4358 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4360 * arm.md (casesi): Fix test for Thumb1.
4361 (thumb1_casesi_internal_pic): Likewise.
4362 (thumb1_casesi_dispatch): Likewise.
4364 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4366 * config/arm/arm-cores.def: Added core cortex-m0.
4367 * config/arm/arm-tune.md: Regenerated.
4368 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4370 2009-06-26 DJ Delorie <dj@redhat.com>
4372 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4374 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4375 the scheduler doesn't tag jump insns.
4377 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4379 * c-decl.c (merge_decls): Re-indent.
4381 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4384 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4385 Special-case decimal float constants.
4387 2009-06-26 Richard Henderson <rth@redhat.com>
4389 * function.h (struct function): Add cannot_be_copied_reason,
4390 and cannot_be_copied_set.
4391 * tree-inline.c (has_label_address_in_static_1): Rename from
4392 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4393 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4394 don't set inline_forbidden_reason.
4395 (copy_forbidden): New function, split out of inline_forbidden_p.
4396 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4397 (inline_forbidden_p): Use copy_forbidden.
4398 (tree_versionable_function_p): Likewise.
4399 (inlinable_function_p): Merge into tree_inlinable_function_p.
4400 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4401 * ipa-cp.c (ipcp_versionable_function_p): New function.
4402 (ipcp_cloning_candidate_p): Use it.
4403 (ipcp_node_modifiable_p): Likewise.
4405 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4407 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4408 that is marked not to be inlined. Remove flag_mudflap use.
4409 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4410 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4412 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4415 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4416 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4418 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4420 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4422 (__mingwthr_remove_key_dtor): Likewise.
4424 2009-06-26 Richard Guenther <rguenther@suse.de>
4426 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4428 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4431 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4432 try the non-cond_exec path also.
4434 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4437 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4438 (output_cbranch): Use new functions.
4439 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4442 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4443 Pat Haugen <pthaugen@us.ibm.com>
4444 Revital Eres <ERES@il.ibm.com>
4446 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4447 for %c error. Add %x support to print VSX registers as a unified
4448 register set, instead of separate float and altivec registers.
4449 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4450 %y case, and add support for VSX pre-modify addresses.
4451 (output_toc): Add assert for CONST containing an integer constant
4453 (rs6000_adjust_cost): Add POWER7 support.
4454 (insn_must_be_first_in_group): Ditto.
4455 (insn_must_be_last_in_group): Ditto.
4456 (rs6000_emit_popcount): Ditto.
4457 (rs6000_vector_mode_supported_p): Ditto.
4459 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4460 Change some of the functions called by macros to being called
4461 through a pointer, so debug functions can be inserted if
4462 -mdebug=addr or -mdebug=cost.
4463 (rs6000_preferred_reload_class_ptr): Ditto.
4464 (rs6000_secondary_reload_class_ptr): Ditto.
4465 (rs6000_secondary_memory_needed_ptr): Ditto.
4466 (rs6000_cannot_change_mode_class_ptr): Ditto.
4467 (rs6000_secondary_reload_inner): Ditto.
4468 (rs6000_legitimize_reload_address): Ditto.
4469 (rs6000_legitimize_reload_address_ptr): Ditto.
4470 (rs6000_mode_dependent_address): Ditto.
4471 (rs6000_mode_dependent_address_ptr): Ditto.
4473 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4474 function to return true if the mode allows reg + integer
4476 (virtual_stack_registers_memory_p): New function to return true if
4477 the address refers to a virtual stack register.
4478 (rs6000_legitimate_offset_address_p): Move code to say whether a
4479 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4481 (rs6000_legitimate_address_p): Add checks for modes that only can
4482 do reg+reg addressing. Start adding VSX support.
4483 (rs6000_legitimize_reload_address): Ditto.
4484 (rs6000_legitimize_address): Ditto.
4485 (rs6000_debug_legitimate_address_p): New debug functions for
4486 -mdebug=addr and -mdebug=cost.
4487 (rs6000_debug_rtx_costs): Ditto.
4488 (rs6000_debug_address_costs): Ditto.
4489 (rs6000_debug_adjust_cost): Ditto.
4490 (rs6000_debug_legitimize_address): Ditto.
4491 (rs6000_legitimize_reload_address_ptr): Point to call normal
4492 function or debug function. Make functions called via pointer
4494 (rs6000_mode_dependent_address_ptr): Ditto.
4495 (rs6000_secondary_reload_class_ptr): Ditto.
4496 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4497 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4498 into a friendlier error.
4499 (rs6000_init_builtins): Add initial VSX support.
4500 (rs6000_adjust_cost): Fix some spacing issues.
4502 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4503 (REG_CLASS_NAMES): Ditto.
4504 (REG_CLASS_CONTENTS): Ditto.
4505 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4506 pointer, to add -mdebug=addr support.
4507 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4508 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4509 -mdebug=addr support.
4510 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4511 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4512 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4514 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4516 (bswapsi*): Set attribute types for load/store. Add combiner
4517 patterns to eliminate zero extend on 64-bit.
4518 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4519 stdbrx if the hardware supports those instructions.
4521 2009-06-25 Ian Lance Taylor <iant@google.com>
4523 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4524 (Link Options): Document -static-libstdc++.
4526 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4529 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4530 DATA_ALIGNMENT instead.
4532 2009-06-25 Richard Guenther <rguenther@suse.de>
4534 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4535 indirect references against the callused/escaped solutions.
4536 (call_may_clobber_ref_p_1): Likewise.
4538 2009-06-25 Martin Jambor <mjambor@suse.cz>
4540 PR tree-optimization/40493
4541 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4542 (enum unscalarized_data_handling): New type.
4543 (handle_unscalarized_data_in_subtree): Return what has been done.
4544 (load_assign_lhs_subreplacements): Handle left flushes differently.
4545 (sra_modify_assign): Use unscalarized_data_handling, simplified
4546 condition determining whether to remove the statement.
4548 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4550 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4551 excerpt - @ should be doubled for texinfo.
4553 2009-06-24 Ian Lance Taylor <iant@google.com>
4555 * config/arc/arc.c: Include "df.h".
4556 (arc_attribute_table): Make static. Move higher in file.
4557 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4558 (output_shift): Initialize n later to avoid warning.
4559 * config/arm/arm.c (arm_attribute_table): Make static. Move
4561 * config/avr/avr.c (avr_attribute_table): Make static. Move
4563 (reg_class_tab): Change array type from int to enum reg_class.
4564 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4566 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4567 (lshrhi3_out): Likewise.
4568 (class_likely_spilled_p): Change return type to bool.
4569 (avr_rtx_costs): Use local code variable with enum type.
4570 * config/avr/avr.md (movmemhi): Use add_reg_note.
4571 (andhi3, andsi3): Don't use AS2 with "and".
4572 (iorhi3, iorsi3): Don't use AS2 with "or".
4573 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4574 * config/crx/crx.c: Include "df.h".
4575 (crx_attribute_table): Make static.
4576 * config/m32r/m32r.c: Include "df.h".
4577 (m32r_attribute_table): Make static. Move higher in file.
4578 (pop): Use add_reg_note.
4579 (block_move_call): Change 0 to LCT_NORMAL in function call.
4580 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4581 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4582 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4583 declare, not just when TREE_CODE is defined.
4584 * config/m68hc11/m68hc11.c: Include "expr.h".
4585 (m68hc11_attribute_table): Make static. Move higher in file.
4586 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4588 (m68hc11_register_indirect_p): Likewise.
4589 (m68hc11_function_arg_padding): Change return type to enum
4591 (emit_move_after_reload): Use add_reg_note.
4592 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4593 (m68hc11_split_logical): Likewise.
4594 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4596 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4597 to VOIDmode in function call.
4598 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4600 (m68hc11_split_logical): Update declaration.
4601 (m68hc11_function_arg_padding): Update declaration.
4602 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4603 to array of enum reg_class.
4604 (mcore_attribute_table): Make static. Move higher in file.
4605 (mcore_rtx_costs): Add cast to enum type.
4606 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4607 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4608 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4610 * config/sh/predicates.md (trapping_target_operand): Rename and to
4612 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4614 * config/spu/spu.c (spu_attribute_table): Make static. Move
4616 * config/v850/v850.c (v850_attribute_table): Make static. Move
4618 (v850_rtx_costs): Use local code with enum type.
4619 (expand_epilogue): Add cast.
4620 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4622 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4625 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4626 -m2a-single-only and -m2a-nofpu.
4627 * config/sh/sh.opt: Document m2a generates FPU code.
4629 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4631 * defaults.h (CAN_ELIMINATE): Provide default.
4632 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4633 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4634 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4635 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4636 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4637 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4638 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4639 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4640 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4641 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4643 2009-06-24 DJ Delorie <dj@redhat.com>
4645 * mep-ext-cop.cpu: Fix copyright notice.
4646 * mep-default: Fix copyright notice.
4647 * mep-core: Fix copyright notice.
4648 * mep: Fix copyright notice.
4649 * mep-ivc2: Fix copyright notice.
4650 * mep-c5: Fix copyright notice.
4652 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4654 * doc/contrib.texi (Contributors):
4656 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4659 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4660 src and dst operands if necessary.
4662 2009-06-23 DJ Delorie <dj@redhat.com>
4665 * config.gcc: Add mep support.
4666 * recog.c: Resurrect validate_replace_rtx_subexp().
4667 * recog.h: Likewise.
4668 * config/mep/: Add new port:
4669 * config/mep/constraints.md: New file.
4670 * config/mep/default.h: New file.
4671 * config/mep/intrinsics.h: New file.
4672 * config/mep/intrinsics.md: New file.
4673 * config/mep/ivc2-template.h: New file.
4674 * config/mep/mep-c5.cpu: New file.
4675 * config/mep/mep-core.cpu: New file.
4676 * config/mep/mep-default.cpu: New file.
4677 * config/mep/mep-ext-cop.cpu: New file.
4678 * config/mep/mep-intrin.h: New file.
4679 * config/mep/mep-ivc2.cpu: New file.
4680 * config/mep/mep-lib1.asm: New file.
4681 * config/mep/mep-lib2.c: New file.
4682 * config/mep/mep-pragma.c: New file.
4683 * config/mep/mep-protos.h: New file.
4684 * config/mep/mep-tramp.c: New file.
4685 * config/mep/mep.c: New file.
4686 * config/mep/mep.cpu: New file.
4687 * config/mep/mep.h: New file.
4688 * config/mep/mep.md: New file.
4689 * config/mep/mep.opt: New file.
4690 * config/mep/predicates.md: New file.
4691 * config/mep/t-mep: New file.
4693 2009-06-23 Ian Lance Taylor <iant@google.com>
4695 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4696 from loose_warn into c_loose_warn and from strict_warn into
4697 c_strict_warn. Set and substitute warn_cxxflags. Check for
4698 --enable-build-with-cxx. Set and substitute
4699 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4700 * Makefile.in (CXXFLAGS): New variable.
4701 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4702 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4703 the default is the same as $(STRICT_WARN).
4704 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4705 (CXX): New variable.
4706 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4707 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4708 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4709 (HOST_LIBS): New variable.
4710 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4711 (ALL_CXXFLAGS): New variable.
4712 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4713 * doc/install.texi (Configuration): Document
4714 --enable-build-with-cxx, --with-stage1-ldflags,
4715 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4716 * configure: Rebuild.
4718 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4720 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4721 from previous commit.
4723 2009-06-23 Ian Lance Taylor <iant@google.com>
4725 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4727 2009-06-23 Ian Lance Taylor <iant@google.com>
4729 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4730 with ATTRIBUTE_UNUSED.
4732 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4733 Pat Haugen <pthaugen@us.ibm.com>
4734 Revital Eres <eres@il.ibm.com>
4736 * config.in (HAVE_AS_POPCNTD): Add default definition.
4737 (HAVE_AS_LWSYNC): Ditto.
4739 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4741 (gcc_cv_as_powerpc_cmpb): Ditto.
4742 (gcc_cv_as_powerpc_dfp): Ditto.
4743 (gcc_cv_as_powerpc_vsx): Ditto.
4744 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4745 supporting the popcntd/lwsync instructions.
4746 (gcc_cv_as_powerpc_lwsync): Ditto.
4747 * configure: Regenerate.
4749 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4750 -mcpu=native and -mcpu=power7.
4751 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4753 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4754 a variable instead of a mask to reduce the number of mask bits.
4755 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4756 (-mbit-word): Ditto.
4757 (-mregnames): Ditto.
4758 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4759 (-mfused-madd): Ditto.
4761 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4763 (-mvsx): New switch for VSX instructions.
4764 (-misel): Move from a variable to a mask to allow it to be set by
4767 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4768 function declaration to an array declaration.
4769 (rs6000_hard_regno_nregs): New external array declaration.
4771 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4772 files included by rs6000.md.
4774 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4775 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4777 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4779 (rs6000_debug_reg): New -mdebug= variables.
4780 (rs6000_debug_addr): Ditto.
4781 (rs6000_debug_cost): Ditto.
4782 (rs6000_pmode): New variable to hold Pmode.
4783 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4784 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4785 calculated at compiler start.
4786 (rs6000_hard_regno_nregs): Change function to an array which holds
4787 HARD_REGNO_NREGS calculated at compiler start.
4788 (rs6000_explicit_options): Delete isel field.
4789 (rs6000_vector_unit): New array to hold which vector unit
4790 supports arithmetic options for a given type.
4791 (rs6000_vector_mem): New array to hold which vector unit supports
4792 memory reference operations for a given type.
4793 (rs6000_vector_align): New array to given the alignment of each
4795 (power7_cost): New basic costs for power7.
4796 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4797 (rs6000_hard_regno_nregs_internal): New function, moved from
4798 HARD_REGNO_NREGS, to calculate the number of registers each hard
4799 register takes for each type.
4800 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4801 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4802 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4803 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4804 unit information here so it is calculated once at compiler startup
4806 (rs6000_override_options): Make -misel a target mask. Add more
4807 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4808 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4810 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4811 (rs6000_handle_option): Move -misel from variable to target mask.
4812 (rs6000_builtin_mask_for_load): Add VSX support.
4813 (rs6000_conditional_register_usage): Ditto.
4814 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4815 (function_arg_boundary): Ditto.
4816 (rs6000_expand_builtin): Ditto.
4817 (def_builtin): Make abort message a little friendlier.
4818 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4820 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4821 assembler support the popcntd instruction instead of a vsx
4822 instruction to enable power7 support.
4823 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4824 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4825 option to the assembler if -mcpu=native.
4826 (ASM_CPU_NATIVE_SPEC): Ditto.
4827 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4829 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4830 the lwsync instruction.
4831 (enum processor_type): Add PROCESSOR_POWER7.
4832 (rs6000_debug_reg): New -mdebug= options.
4833 (rs6000_debug_addr): Ditto.
4834 (rs6000_debug_cost): Ditto.
4835 (rs6000_isel): Delete.
4836 (enum rs6000_vector): New enum to say what vector unit we have.
4837 (VECTOR_UNIT_*): New macros to say which vector unit has
4838 arithmetic operations for a given type.
4839 (VECTOR_MEM_*): New macros to say which vector unit has memory
4840 operations for a given type.
4841 (TARGET_LDBRX): Whether the machine supports the ldbrx
4843 (TARGET_ISEL): Delete, -misel moved to be a mask.
4844 (TARGET_ISEL64): New macro for 64-bit isel support.
4845 (UNITS_PER_VSX_WORD): New macro.
4846 (POINTER_SIZE): Move to be an external variable, rather than
4847 calculating whether we are generating 32 ot 64-bit code.
4849 (STACK_BOUNDARY): Add VSX support.
4850 (LOCAL_ALIGNMENT): Ditto.
4851 (SLOW_UNALIGNED_ACCESS): Ditto.
4852 (VSX_REGNO_P): New macro for VSX support.
4853 (VFLOAT_REGNO_P): Ditto.
4854 (VINT_REGNO_P): Ditto.
4855 (VLOGICAL_REGNO_P): Ditto.
4856 (VSX_VECTOR_MODE): Ditto.
4857 (VSX_SCALAR_MODE): Ditto.
4859 (VSX_MOVE_MODE): Ditto.
4860 (VSX_REG_CLASS_P): Ditto.
4861 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4863 (UNITS_PER_SIMD_WORD): Add VSX support.
4864 (MODES_TIEABLE_P): Ditto.
4865 (STARTING_FRAME_OFFSET): Ditto.
4866 (STACK_DYNAMIC_OFFSET): Ditto.
4867 (EPILOGUE_USES): Ditto.
4868 (REGNO_REG_CLASS): Move to array lookup.
4869 (CLASS_MAX_NREGS): Ditto.
4870 (rs6000_vector_reg_class): Add declaration.
4871 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4872 overlap with the floating point and Altivec registers.
4874 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4876 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4877 give the appropriate asm switches if -mcpu=native.
4878 (host_detect_local_cpu): Add support for "asm".
4879 (host_detect_local_cpu): Follow GNU code guidelines for name.
4881 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4882 -mbit-word to a variable instead of being a target mask.
4884 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4885 emit the lwsync instruction instead of emitting the instruction as
4886 an integer constant.
4888 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4889 fixuns_trundfsi2, move expander into rs6000.md.
4891 * config/rs6000/rs6000.md (cpu): Add power7.
4892 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4893 (logical predicate patterns): Change the single instruction
4894 primitives that set CR0 to be fast_compare instead of compare.
4896 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4897 (popcntddi2): Ditto.
4898 (popcount<mode>): Ditto.
4899 (floating multiply/add insns): Name the floating point
4901 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4902 (isel_unsigned_<mode>): Ditto.
4903 (fixuns_trundfsi2): Move expander here from spe.md.
4904 (smindi3): Define if we have -misel on 64-bit systems.
4909 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4911 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4913 * config/avr/avr.c (avr_current_device): New variable.
4914 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4915 (avr_arch, mcu_type_s): Move to avr.h.
4916 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4917 default_data_section_start fields.
4918 (avr_arch): Moved from avr.c.
4919 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4920 library_name fields.
4921 (avr_current_device, avr_mcu_types, avr_arch_types,
4922 avr_device_to_arch, avr_device_to_data_start,
4923 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4924 (EXTRA_SPEC_FUNCTIONS): Define.
4925 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4926 options mapping. Use device_to_arch and device_to_data_start insted.
4927 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4928 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4929 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4930 * config/avr/driver-avr.c: New file.
4931 * config/avr/avr-devices.c: New file.
4933 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4935 * var-tracking.c (unshare_variable): Force initialized to
4936 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4937 (set_variable_part): Likewise.
4938 (struct variable_union_info): Remove pos_src field.
4939 (vui_vec, vui_allocated): New variables.
4940 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4941 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4942 == 1 use a simpler sorting algorithm. Compute pos field right
4943 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4944 Avoid quadratic comparison if !flag_var_tracking_uninit.
4945 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4946 unshare_variable unconditionally.
4947 (dataflow_set_different_2): Removed.
4948 (dataflow_set_different): Don't traverse second hash table.
4949 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4950 unconditionally to var_reg_set or var_mem_set.
4951 (emit_notes_in_bb): Likewise.
4952 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4954 (emit_note_insn_var_location): Don't set initialized to
4955 VAR_INIT_STATUS_INITIALIZED early.
4956 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4958 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4960 * tree-object-size.c (addr_object_size): Instead of checking
4961 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4962 are no FIELD_DECLs following it.
4964 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4966 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4967 order to match bswaps with signed source operands.
4969 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4971 * sdbout.c (sdbout_one_type): Fix braces in switch.
4973 2009-06-23 Richard Guenther <rguenther@suse.de>
4975 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4977 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4978 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4979 var_callused, callused_tree, var_storedanything, storedanything_tree,
4980 var_integer, integer_tree): Remove global variables.
4981 (new_var_info): Do not pass new id, append the new var to the
4982 global variable vector.
4983 (do_ds_constraint): Use is_global_var member of the variable-info.
4984 (new_scalar_tmp_constraint_exp): Adjust.
4985 (create_function_info_for): Likewise.
4986 (create_variable_info_for): Likewise.
4987 (find_what_var_points_to): Remove dead code.
4988 (init_base_vars): Simplify.
4989 (compute_points_to_sets): Adjust.
4991 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4993 * combine.c (try_combine): Dump information about the insns we're
4996 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4998 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4999 check when calling force_to_mode on TRUNCATE's operand.
5001 2009-06-22 Ian Lance Taylor <iant@google.com>
5003 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5005 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5007 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5009 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5011 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5012 override library linkage flags such as -static-libgcc or
5015 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5017 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5019 2009-06-22 Ian Lance Taylor <iant@google.com>
5021 * config/linux.opt: Put mglibc ahead of muclibc.
5023 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5024 for duplicate decls.
5026 2009-06-22 Matthias Klose <doko@ubuntu.com>
5028 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5030 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5033 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5034 instead of NULL if a parser error occurs.
5036 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5038 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5039 non-DWARF2_DEBUGGING_INFO version.
5041 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5043 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5044 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5046 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5047 (LIBGCC2_TF_CEXT): Define.
5050 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5053 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5055 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5057 * config/arm/arm.c (arm_override_options): Disable
5058 -mcaller-super-interworking and -mcallee-super-interworking.
5059 * doc/invoke.texi (ARM Options): Document this.
5061 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5063 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5064 * config/arm/constraints.md (j): New constraint for movw operands.
5065 (N): Remove thumb2 meaning.
5066 * config/arm/arm.md (*arm_movw): Delete.
5067 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5068 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5069 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5071 2009-06-22 Martin Jambor <mjambor@suse.cz>
5073 PR tree-optimization/40492
5074 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5075 build_ref_for_offset.
5077 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5079 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5080 JUMP_TABLE_DATA_P predicates where applicable.
5081 * auto-inc-dec.c: Ditto.
5082 * builtins.c: Ditto.
5083 * caller-save.c: Ditto.
5085 * cfgcleanup.c: Ditto.
5086 * cfglayout.c: Ditto.
5089 * combine-stack-adj.c: Ditto.
5095 * dwarf2asm.c: Ditto.
5096 * dwarf2out.c: Ditto.
5097 * emit-rtl.c: Ditto.
5103 * function.c: Ditto.
5106 * genpreds.c: Ditto.
5107 * genrecog.c: Ditto.
5109 * ira-costs.c: Ditto.
5110 * ira-lives.c: Ditto.
5113 * lower-subreg.c: Ditto.
5114 * modulo-sched.c: Ditto.
5116 * postreload.c: Ditto.
5117 * print-rtl.c: Ditto.
5126 * sched-vis.c: Ditto.
5128 * sel-sched-ir.c: Ditto.
5129 * simplify-rtx.c: Ditto.
5130 * targhooks.c: Ditto.
5131 * var-tracking.c: Ditto.
5132 * vmsdbgout.c: Ditto.
5134 2009-06-22 Matthias Klose <doko@ubuntu.com>
5136 * Makefile.in (install-plugin): Always use DESTDIR.
5138 2009-06-22 Olivier Hainque <hainque@adacore.com>
5140 * config/pa/pa.c (output_call): Don't optimize post call jumps
5141 into return address adjustments if the call may throw.
5143 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5145 * arm.c (thumb1_output_casesi): New function.
5146 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5147 optimizing for size or PIC.
5148 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5149 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5150 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5151 (thumb1_casesi_internal_pic): New expand rule.
5152 (thumb1_casesi_dispatch): New pattern.
5153 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5155 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5156 in the text seciton when PIC or optimizing for size.
5157 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5158 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5159 preservation properties of code.
5160 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5161 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5162 (__gnu_thumb1_case_si): New function.
5163 * t-arm (LIB1ASMSRC): Define here.
5164 (LIB1ASMFUNCS): Add some common functions.
5165 * t-arm-elf (LIB1ASMSRC): Delete.
5166 (LIB1ASMFUNCS): Append to existing set.
5167 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5168 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5169 * t-symbian (LIB1ASMFUNCS): Likewise.
5170 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5171 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5173 2009-06-21 Richard Guenther <rguenther@suse.de>
5175 PR tree-optimization/38729
5176 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5177 to loops with a single exit if -fno-expensive-optimizations.
5179 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5181 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5182 (dataflow_set): Change vars type from htab_t to shared_hash.
5183 (shared_hash_pool, empty_shared_hash): New variables.
5184 (vars_clear): Removed.
5185 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5186 shared_hash_find_slot_unshare, shared_hash_find_slot,
5187 shared_hash_find_slot_noinsert, shared_hash_find): New
5189 (shared_hash_unshare, shared_hash_destroy): New functions.
5190 (unshare_variable): Unshare set->vars if shared, use
5192 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5193 (get_init_value, find_src_set_src, dump_dataflow_set,
5194 clobber_variable_part, emit_notes_for_differences): Use
5196 (dataflow_set_init): Remove second argument, set vars to
5197 empty_shared_hash instead of creating a new htab.
5198 (dataflow_set_clear): Call shared_hash_destroy and set vars
5199 to empty_shared_hash instead of calling vars_clear.
5200 (dataflow_set_copy): Don't call vars_copy, instead just share
5201 the src htab with dst.
5202 (variable_union): Use shared_hash_*, use initially NO_INSERT
5203 lookup if set->vars is shared. Don't keep slot cleared before
5204 calling unshare_variable. Unshare set->vars if needed.
5205 Even ->refcount == 1 vars must be unshared if set->vars is shared
5206 and var needs to be modified.
5207 (variable_canonicalize): New function.
5208 (dataflow_set_union): If dst->vars is empty, just share src->vars
5209 with dst->vars and traverse with variable_canonicalize to canonicalize
5210 and unshare what is needed.
5211 (dataflow_set_different): If old_set and new_set use the same shared
5212 htab, they aren't different. If number of htab elements is different,
5213 htabs are different. Use shared_hash_*.
5214 (dataflow_set_destroy): Call shared_hash_destroy instead of
5216 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5217 second argument to dataflow_set_init.
5218 (vt_initialize): Likewise. Initialize shared_hash_pool and
5219 empty_shared_hash, move bb in/out initialization afterwards.
5220 Use variable_htab_free instead of NULL as changed_variables del hook.
5221 (variable_was_changed): Change type of second argument to pointer to
5222 dataflow_set. When inserting var into changed_variables, bump
5223 refcount. Unshare set->vars if set is shared htab and slot needs to
5225 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5226 lookup if set->vars is shared. Unshare set->vars if needed.
5227 Even ->refcount == 1 vars must be unshared if set->vars is shared
5228 and var needs to be modified. Adjust variable_was_changed caller.
5229 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5230 vars must be unshared if set->vars is shared and var needs to be
5231 modified. Adjust variable_was_changed caller.
5232 (emit_note_insn_var_location): Don't pool_free var.
5233 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5235 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5236 free_alloc_pool on shared_hash_pool.
5238 2009-06-20 Anthony Green <green@moxielogic.com>
5240 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5241 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5243 2009-06-20 Richard Guenther <rguenther@suse.de>
5245 * tree-ssa-structalias.c (find_func_aliases): For memset use
5246 a constraint from NULL if we memset to zero.
5247 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5248 we explicitly handle that do not read from memory.
5249 (call_may_clobber_ref_p_1): Properly handle builtins that may
5252 2009-06-20 Richard Guenther <rguenther@suse.de>
5254 PR tree-optimization/40495
5255 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5256 (new_scalar_tmp_constraint_exp): New function.
5257 (process_constraint): Do not create temporary decls.
5258 (process_all_all_constraints): Likewise.
5259 (handle_const_call): Likewise.
5260 (create_function_info_for): Do not set decl.
5262 2009-06-19 Ian Lance Taylor <iant@google.com>
5264 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5265 (rs6000_attribute_table): Make static; move before use.
5267 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5269 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5270 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5271 Propagate the TREE_READONLY flag without overwriting it.
5272 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5273 Propagate the TREE_READONLY flag onto the result.
5274 (process_call_operands): Move around. Use correct constant value.
5276 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5279 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5280 * config/arm/arm.md: Likewise.
5282 2009-06-19 Ian Lance Taylor <iant@google.com>
5284 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5285 to GIMPLE_ERROR_MARK.
5287 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5288 op2_original_type parameters. Warn about using different enum types.
5289 * c-parser.c (c_parser_conditional_expression): Pass original
5290 types to build_conditional_expr.
5291 * c-tree.h (build_conditional_expr): Update declaration.
5293 2009-06-19 Ian Lance Taylor <iant@google.com>
5295 * config/i386/i386.c (ix86_function_specific_save): Test that
5296 fields match values, rather than testing the values are in a
5299 2009-06-19 Richard Guenther <rguenther@suse.de>
5301 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5303 (ptr_derefs_may_alias_p): Likewise.
5304 (ptr_deref_may_alias_ref_p_1): New function.
5305 (ptr_deref_may_alias_ref_p): Likewise.
5306 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5307 covered by looking at the ESCAPED solution.
5308 (call_may_clobber_ref_p_1): Likewise.
5309 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5310 Handle NULL_TREE offset. Do not produce redundant constraints.
5311 (process_all_all_constraints): New helper function.
5312 (do_structure_copy): Use it.
5313 (handle_lhs_call): Likewise.
5314 (find_func_aliases): Handle some builtins with pointer arguments
5315 and/or return values explicitly.
5317 2009-06-19 Ian Lance Taylor <iant@google.com>
5319 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5321 2009-06-19 Ian Lance Taylor <iant@google.com>
5323 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5325 2009-06-19 Ian Lance Taylor <iant@google.com>
5327 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5328 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5331 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5332 uninitialized const.
5334 2009-06-19 Ian Lance Taylor <iant@google.com>
5336 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5339 * c-decl.c (in_struct, struct_types): Remove.
5340 (struct c_binding): Add in_struct field.
5341 (c_binding_ptr): Define type, along with VEC.
5342 (struct c_struct_parse_info): Define.
5343 (struct_parse_info): New static variable.
5344 (bind): Initialize in_struct field.
5345 (start_struct): Remove enclosing_in_struct and
5346 enclosing_struct_types parameters. Add
5347 enclosing_struct_parse_info parameter. Change all callers. Set
5348 struct_parse_info rather than in_struct and struct_types.
5349 (grokfield): If -Wc++-compat and there is a symbol binding for the
5350 field name, set the in_struct flag and push it on the
5351 struct_parse_info->fields vector.
5352 (warn_cxx_compat_finish_struct): New static function.
5353 (finish_struct): Remove enclosing_in_struct and
5354 enclosing_struct_types parameters. Add
5355 enclosing_struct_parse_info parameter. Change all callers. Don't
5356 set C_TYPE_DEFINED_IN_STRUCT here. Call
5357 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5358 parameter. Only push on struct_types if warn_cxx_compat.
5359 (finish_enum): Only push on struct_types if warn_cxx_compat.
5360 (declspecs_add_type): Add loc parameter. Change all callers.
5361 Change all error calls to error_at. Pass loc, not input_location,
5362 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5363 defined in a struct. If -Wc++-compat and parsing a struct, record
5364 that a typedef name was used.
5365 * c-parser.c (c_parser_declspecs): Get location to pass to
5367 (c_parser_struct_or_union_specifier): Update calls to start_struct
5369 * c-tree.h (struct c_struct_parse_info): Declare.
5370 (finish_struct, start_struct): Update declarations.
5371 (declspecs_add_type): Update declaration.
5373 2009-06-19 Ian Lance Taylor <iant@google.com>
5375 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5376 variable with an anonymous type.
5378 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5380 * see.c: Remove for real.
5382 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5384 * optabs.h (enum optab_index): Add new OTI_significand.
5385 (significand_optab): Define corresponding macro.
5386 * optabs.c (init_optabs): Initialize significand_optab.
5387 * genopinit.c (optabs): Implement significand_optab using
5388 significand?f2 patterns.
5389 * builtins.c (expand_builtin_mathfn): Handle
5390 BUILT_IN_SIGNIFICAND{,F,L}.
5391 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5392 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5394 * config/i386/i386.md (significandxf2, significand<mode>2): New
5395 expanders to implement significandf, significand and significandl
5396 built-ins as inline x87 intrinsics.
5398 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5400 * config/avr/avr.c (avr_override_options): Remove setting value of
5401 PARAM_INLINE_CALL_COST.
5403 2009-06-18 Richard Henderson <rth@redhat.com>
5406 * tree-pass.h (TDF_ASMNAME): New.
5407 * tree-dump.c (dump_options): Add asmname.
5408 * doc/invoke.texi: Document it.
5410 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5411 (dump_decl_name): ...here.
5412 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5413 (dump_generic_node): Update dump_function_name calls.
5414 (print_call_name): New flags arg; update all dump calls.
5415 * diagnostic.h (print_call_name): Update.
5416 * gimple-pretty-print.c (dump_gimple_call): Update.
5418 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5421 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5423 2009-06-18 Diego Novillo <dnovillo@google.com>
5425 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5426 * plugin.c (str_license): Declare.
5427 (try_init_one_plugin): Assert that the symbol
5428 'plugin_is_GPL_compatible' exists.
5430 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5433 * Makefile.in (OBJS-common): Remove see.o.
5435 * common.opt (fsee): Mark as preserved for backward compatibility.
5436 * opts.c (common_handle_option): Add OPT_fsee to the backward
5437 compatibility section.
5438 * passes.c (init_optimization_passes, pass_see): Remove pass.
5439 * timevar.def (TV_SEE): Remove.
5440 * tree-pass.h (pass_see): Remove declaration.
5441 * doc/invoke.texi (-fsee): Remove documentation.
5443 2009-06-18 Martin Jambor <mjambor@suse.cz>
5445 * tree-sra.c: Include statistics.h
5446 (sra_stats): New variable.
5447 (sra_initialize): Clear sra_stats.
5448 (create_access_replacement): Increment sra_stats.replacements.
5449 (get_access_replacement): Do not return twice.
5450 (analyze_all_variable_accesses): Increment statistics counter by the
5451 number of scalarized aggregates.
5452 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5453 (sra_modify_expr): Increment sra_stats.exprs.
5454 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5455 (sra_modify_assign): Increment sra_stats.exprs,
5456 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5457 (perform_intra_sra): Update statistics counters.
5458 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5460 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5462 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5463 (arm_scalar_mode_supported_p): New function.
5465 2009-06-18 Paul Brook <paul@codesourcery.com>
5466 Sandra Loosemore <sandra@codesourcery.com>
5468 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5469 (__extendhfsf2, __truncsfhf2): Define.
5470 * config/arm/fp16.c: New file.
5471 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5472 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5474 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5476 * doc/extend.texi (Half-Precision): New section.
5477 * doc/invoke.texi (Option Summary): List -mfp16-format.
5478 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5479 * config/arm/arm.opt (mfp16-format=): New.
5480 * config/arm/arm.c: Include intl.h.
5481 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5482 (TARGET_INVALID_RETURN_TYPE): Redefine.
5483 (TARGET_PROMOTED_TYPE): Redefine.
5484 (TARGET_CONVERT_TO_TYPE): Redefine.
5485 (arm_fp16_format): Define.
5486 (all_fpus): Add entry for neon-fp16.
5487 (fp_model_for_fpu): Likewise.
5488 (struct fp16_format): Declare.
5489 (all_fp16_formats): Define.
5490 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5492 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5494 (arm_legitimate_index_p): Treat HFmode like HImode.
5495 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5496 (coproc_secondary_reload_class): Special-case HFmode.
5497 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5498 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5499 (arm_init_fp16_builtins): New.
5500 (arm_init_builtins): Call it.
5501 (arm_invalid_parameter_type): New.
5502 (arm_invalid_return_type): New.
5503 (arm_promoted_type): New.
5504 (arm_convert_to_type).
5505 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5507 (arm_emit_fp16_const): New function.
5508 (arm_mangle_type): Mangle __fp16 as "Dh".
5509 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5511 (TARGET_NEON_FP16): New.
5512 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5513 (enum fputype): Add FPUTYPE_NEON_FP16.
5514 (enum arm_fp16_format_type): Declare.
5515 (arm_fp16_format): Declare.
5516 (LARGEST_EXPONENT_IS_NORMAL): Define.
5517 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5518 * config/arm/arm-modes.def (HFmode): Define.
5519 * config/arm/vfp.md: (*movhf_vfp): New.
5522 * config/arm/arm.md: (fpu): Add neon_fp16.
5523 (floatsihf2, floatdihf2): New.
5524 (fix_trunchfsi2, fix_trunchfdi2): New.
5528 (*arm32_movhf): New.
5529 (*thumb1_movhf): New.
5530 (consttable_2): Add check for HFmode constants.
5531 (consttable_4): Handle HFmode constants.
5533 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5535 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5537 2009-06-17 Olivier Hainque <hainque@adacore.com>
5539 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5540 const char ** conversion in AIX specific section.
5542 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5544 * config/i386/i386.c (ix86_special_builtin_type): Remove
5545 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5546 (bdesc_special_args): Updated.
5547 (ix86_init_mmx_sse_builtins): Likewise.
5548 (ix86_expand_special_args_builtin): Likewise.
5550 2009-06-17 Richard Henderson <rth@redhat.com>
5552 * tree-pretty-print.c (maybe_dump_asm_name): New.
5553 (dump_decl_name): Use it.
5554 (PRINT_FUNCTION_NAME): Merge into...
5555 (dump_function_name): ... here. Use maybe_dump_asm_name.
5557 2009-06-17 Cary Coutant <ccoutant@google.com>
5559 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5561 * debug.c (struct gcc_debug_hooks): Change placeholder for
5563 (debug_nothing_int_charstar_int): Replaced by...
5564 (debug_nothing_int_charstar_int_bool): ...this.
5565 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5566 source_line prototype.
5567 (debug_nothing_int_charstar_int): Replaced by...
5568 (debug_nothing_int_charstar_int_bool): ...this.
5569 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5570 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5571 Output is_stmt operand when necessary.
5572 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5573 (notice_source_line): Add is_stmt parameter.
5574 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5575 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5577 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5578 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5580 2009-06-17 Ian Lance Taylor <iant@google.com>
5582 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5584 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5587 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5589 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5590 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5591 tree_strip_sign_nop_conversions and
5592 tree_ssa_strip_useless_type_conversions rather than stripping
5593 the operations here.
5594 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5596 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5597 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5598 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5599 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5602 2009-06-17 Michael Eager <eager@eagercon.com>
5604 * config/rs6000/constraints.md (register_constraint "d"): New.
5605 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5606 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5607 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5608 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5609 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5610 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5611 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5612 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5613 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5614 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5616 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5617 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5618 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5619 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5620 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5621 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5622 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5623 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5624 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5625 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5626 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5627 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5628 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5629 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5631 2009-06-16 Ian Lance Taylor <iant@google.com>
5633 * profile.c (total_num_never_executed): Don't define.
5634 (compute_branch_probabilities): Don't count or print
5636 (init_branch_prob): Don't set total_num_never_executed.
5637 (end_branch_prob): Don't print total_num_never_executed.
5639 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5641 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5643 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5645 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5646 (nabstd2_fpr): Same.
5648 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5650 * expr.c (expand_assignment): Change complex type check.
5652 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5654 * doc/plugins.texi (Building GCC plugins): Added new section.
5656 2009-06-17 Ian Lance Taylor <iant@google.com>
5658 * c-pch.c (get_ident): Don't set size of templ array.
5659 (pch_init): Don't set size of partial_pch array.
5661 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5662 string constant to intialize an array whose size is the length of
5665 2009-06-17 Richard Guenther <rguenther@suse.de>
5667 PR tree-optimization/40389
5668 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5669 to addressable types.
5670 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5672 2009-06-17 Richard Guenther <rguenther@suse.de>
5675 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5676 if there is no evolution of left in the loop bail out.
5677 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5678 chrec_fold_multiply.
5680 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5681 Janis Johnson <janis187@us.ibm.com>
5684 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5685 for the symbol ref of a constant that is the source of a move
5686 - nor for any other not-obvious-label-ref constants.
5688 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5690 * plugin.c (position_pass): Skip newly inserted pass during list
5691 traversal to avoid repeated insertion.
5693 2009-06-16 Ian Lance Taylor <iant@google.com>
5695 * vec.h (VEC_stack_alloc): Define different version if
5696 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5697 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5698 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5699 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5701 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5703 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5705 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5706 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5707 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5708 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5709 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5710 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5711 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5712 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5713 __builtin_ia32_rdtscp.
5714 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5715 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5716 and __builtin_ia32_rorhi.
5717 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5718 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5719 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5720 (ix86_expand_args_builtin): Likewise.
5721 (ix86_expand_special_args_builtin): Likewise.
5723 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5724 (UNSPECV_RDTSC): Likewise.
5725 (UNSPECV_RDPMC): Likewise.
5726 (*bsr): Renamed to ...
5728 (*bsr_rex64): Renamed to ...
5732 (*rdpmc_rex64): Likewise.
5735 (*rdtsc_rex64): Likewise.
5737 (*rdtscp): Likewise.
5738 (*rdtscp_rex64): Likewise.
5740 * config/i386/ia32intrin.h: New.
5742 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5744 2009-06-16 Ian Lance Taylor <iant@google.com>
5746 * ira-build.c (copy_info_to_removed_store_destinations):
5747 Initialize parent_a.
5749 2009-06-16 Ian Lance Taylor <iant@google.com>
5751 * c-decl.c (grokdeclarator): Change size_varies to bool.
5753 2009-06-16 Ian Lance Taylor <iant@google.com>
5755 * sel-sched.c: Make forward declarations of move_op_hooks and
5756 fur_hooks explicitly extern.
5758 2009-06-16 Ian Lance Taylor <iant@google.com>
5760 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5761 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5763 2009-06-16 Ian Lance Taylor <iant@google.com>
5765 * resource.c (mark_referenced_resources): Change
5766 include_delayed_effects parameter to bool. Change all callers.
5767 (mark_end_of_function_resources): Likewise.
5768 * reorg.c (insn_references_resource_p): Likewise.
5769 (insn_sets_resource_p): Likewise.
5770 * resource.h (mark_referenced_resources): Update declaration.
5771 (mark_end_of_function_resources): Update declaration.
5773 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5775 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5777 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5779 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5780 GCC can bootstrap on AIX with GNU Binutils 2.20.
5782 2009-06-16 Ian Lance Taylor <iant@google.com>
5784 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5786 2009-06-16 Ian Lance Taylor <iant@google.com>
5788 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5789 inline, not extern inline.
5790 (exact_log2): Likewise.
5791 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5793 (exact_log2): Likewise, but don't test CTZ_HWI.
5795 2009-06-16 Ian Lance Taylor <iant@google.com>
5797 * bitmap.c (bitmap_clear): Don't declare as inline.
5798 * gimple.c (gimplify_assign): Likewise.
5799 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5800 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5801 (sched_scan_info): Remove duplicate definition.
5803 2009-06-16 Ian Lance Taylor <iant@google.com>
5805 * c-common.c (skip_evaluation): Don't define.
5806 (c_inhibit_evaluation_warnings): Define global variable.
5807 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5808 than skip_evaluation.
5809 (convert_and_check, warn_for_div_by_zero): Likewise.
5810 * c-common.h (skip_evaluation): Don't declare.
5811 (c_inhibit_evaluation_warnings): Declare.
5812 * c-parser.c (c_parser_typeof_specifier): Set
5813 c_inhibit_evaluation_warnings rather than skip_evaluation.
5814 (c_parser_conditional_expression): Likewise.
5815 (c_parser_binary_expression): Likewise.
5816 (c_parser_sizeof_expression): Likewise.
5817 (c_parser_alignof_expression): Likewise.
5818 * c-typeck.c (build_indirect_ref): Check
5819 c_inhibit_evaluation_warnings rather than skip_evaluation.
5820 (build_conditional_expr, build_binary_op): Likewise.
5822 2009-06-16 Richard Guenther <rguenther@suse.de>
5824 * tree-ssa-alias.c (is_escape_site): Remove.
5825 * tree-ssa-alias.h (enum escape_type): Remove.
5826 (is_escape_site): Likewise.
5827 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5828 via casts and asms without deferring to is_escape_site.
5830 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5833 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5834 use gen_lowpart if op0 has complex mode.
5836 2009-06-16 Richard Guenther <rguenther@suse.de>
5838 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5839 variables add them to ESCAPED.
5840 (find_func_aliases): Do not make all indirectly stored values escaped.
5842 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5844 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5847 2009-06-16 Martin Jambor <mjambor@suse.cz>
5849 PR tree-optimization/40432
5850 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5851 check whether we need to force gimple register operand.
5853 2009-06-16 Martin Jambor <mjambor@suse.cz>
5855 PR tree-optimization/40413
5856 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5857 build_ref_for_offset.
5858 (propagate_subacesses_accross_link): Fix a typo in a comment.
5860 2009-06-16 Ira Rosen <irar@il.ibm.com>
5862 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5863 with additional parameter.
5864 * tree-vectorizer.h (enum vect_def_type): Add new value
5866 (enum vect_relevant): Add comments.
5867 (vect_is_simple_reduction): Add new argument.
5868 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5869 Detect nested cycles.
5870 (vect_is_simple_reduction): Update documentation, add an argument to
5871 distinguish inner-loop reduction from nested cycle, detect nested
5872 cycles, fix printings and indentation, don't swap operands in case
5874 (get_initial_def_for_reduction): Handle subtraction.
5875 (vect_create_epilog_for_reduction): Add new argument to specify
5877 (vect_finalize_reduction): Handle subtraction, fix comments.
5878 (vectorizable_reduction): Handle nested cycles. In case of nested
5879 cycle keep track of the reduction variable position. Call
5880 vect_is_simple_reduction with additional parameter. Use original
5881 statement code in reduction epilogue for nested cycle. Call
5882 vect_create_epilog_for_reduction with additional parameter.
5883 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5884 inner-loop vectorization.
5885 (vect_recog_widen_sum_pattern): Likewise.
5886 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5888 (vect_mark_stmts_to_be_vectorized): Likewise.
5889 (vect_get_vec_def_for_operand): Handle nested cycles.
5891 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5893 * doc/invoke.texi (Debugging Options): Fix option index entries
5894 for -fdump-statistics, -frandom-seed add entries for
5895 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5896 (FRV Options): Fix entries for -mTLS, -mtls.
5897 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5898 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5899 (M68hc1x Options): Fix @itemx for -mnominmax.
5900 (MCore Options): Fix entry for -mno-lsim.
5901 (MMIX Options): Fix entry for -mabi=mmixware.
5902 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5904 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5906 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5907 Mention the plugin mode of gengtype.
5908 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5909 * gengtype.c: Updated copyright.
5910 (plugin_files, nb_plugin_files) Added new static variables.
5911 (measure_input_list) Care about plugin_files.
5912 (write_rtx_next): Added early return in plugin mode.
5913 (create_file): Updated copyright year in generated file. Added
5915 (oprintf): Added early return if NULL outf.
5916 (get_output_file_with_visibility): Care of plugin_files.
5917 (get_output_file_name): May return null.
5918 (write_local): Added early return.
5919 (put_mangled_filename): Ditto.
5920 (finish_root_table): Added check for base_files.
5921 (write_roots): Care about null when plugins.
5922 (main): Added plugin mode.
5924 2009-06-15 Ian Lance Taylor <iant@google.com>
5926 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5927 * gcov.c (read_count_file): Add braces around variables declared
5930 * c.opt (Wjump-misses-init): New warning.
5931 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5932 -Wall and -Wc++-compat if not already set.
5933 (c_common_post_options): Clear warn_jump_misses_init if it was not
5935 * c-decl.c (struct c_binding): Change type field to a union with
5936 new label field. Make it the first field in the struct. Update
5937 references to type to use u.type instead.
5938 (struct c_spot_bindings): Define.
5939 (struct c_goto_bindings): Define.
5940 (c_goto_bindings_p): Define, along with VECs.
5941 (struct c_label_vars): Define.
5942 (struct c_scope): Add has_label_bindings field.
5943 (bind_label, set_spot_bindings): New static functions.
5944 (decl_jump_unsafe, update_spot_bindings): New static functions.
5945 (update_label_decls): New static function.
5946 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5947 Update binding u.label field to shadowed field.
5948 (c_binding_start_stmt_expr): New function.
5949 (c_binding_end_stmt_expr): New function.
5950 (pushdecl): Don't call c_begin_vm_scope.
5951 (make_label): Add defining and p_label_vars parameters. Change
5953 (lookup_label): Correct test for whether a label has not yet been
5954 defined. Call bind_label rather than bind.
5955 (warn_about_goto): New static function.
5956 (lookup_label_for_goto): New function.
5957 (declare_label): Call bind_label rather than bind.
5958 (check_earlier_gotos): New static function.
5959 (define_label): Don't give errors about jumping into statement
5960 expressions or scopes of variably modified types. Call
5961 set_spot_bindings and check_earlier_gotos. Call bind_label
5962 instead of bind. Don't set label_context_stack_se or
5963 label_context_stack_vm.
5964 (c_get_switch_bindings): New function.
5965 (c_release_switch_bindings): New function.
5966 (c_check_switch_jump_warnings): New function.
5967 (start_function): Don't set label_context_stack_se or
5968 label_context_stack_vm.
5969 (finish_function): Likewise.
5970 * c-typeck.c (label_context_stack_se): Don't define.
5971 (label_context_stack_vm): Don't define.
5972 (c_finish_goto_label): Call lookup_label_for_goto rather than
5973 lookup_label. Don't give errors about jumping into a statement
5974 expression or the scope of a variably modified type. Don't set
5975 label_context_stack_se or label_context_stack_vm.
5976 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5977 fields. Add bindings field.
5978 (c_start_case): Don't set deleted fields. Set bindings field.
5979 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5980 or blocked_vm. Call c_check_switch_jump_warnings.
5981 (c_finish_case): Don't test blocked_stmt_expr field. Call
5982 c_release_switch_bindings.
5983 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5984 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5985 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5986 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5987 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5988 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5989 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5990 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5991 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5992 (C_DECL_UNJUMPABLE_VM): Don't define.
5993 (C_DECL_UNDEFINABLE_VM): Don't define.
5994 (struct c_label_list): Don't define.
5995 (struct c_label_context_se): Don't define.
5996 (struct c_label_context_vm): Don't define.
5997 (struct c_spot_bindings): Declare.
5998 (c_bindings_start_stmt_expr): Declare.
5999 (c_bindings_end_stmt_expr): Declare.
6000 (lookup_label_for_goto): Declare.
6001 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6002 (c_check_switch_jump_warnings): Declare.
6003 (label_context_stack_se, label_context_stack_vm): Don't declare.
6004 (c_finish_goto_label): Update declaration.
6005 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6006 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6007 (Warning Options): Document -Wjump-misses-init.
6009 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6011 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6014 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6016 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6018 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6020 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6022 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6024 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6026 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6028 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6029 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6030 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6031 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6032 * dwarf2asm.c (dw2_force_const_mem): Update call to
6034 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6035 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6036 * langhooks.c (lhd_comdat_group): Remove.
6037 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6038 * tree.h (DECL_COMDAT_GROUP): New.
6039 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6040 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6041 (make_decl_one_only): Change signature.
6042 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6044 (make_decl_one_only): Change signature.
6045 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6047 2009-06-15 Richard Guenther <rguenther@suse.de>
6050 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6052 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6054 * tree-ssa-math-opts.c: Remove extra divide.
6056 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6058 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6060 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6062 * passes.c: Add bswap pass.
6063 * tree-pass.h: Add pass_optimize_bswap declaration.
6064 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6065 Include rtl.h, expr.h and optabs.h for optab_handler check.
6066 (struct symbolic_number, pass_optimize_bswap): New definition.
6067 (do_shift_rotate, verify_symbolic_number_p): New functions.
6068 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6069 (gate_optimize_bswap): New function.
6070 * tree.c (widest_int_cst_value): New function.
6071 * tree.h (widest_int_cst_value): Prototype added.
6073 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6075 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6076 REG_EQUAL/REG_EQUIV notes.
6078 2009-06-14 Richard Guenther <rguenther@suse.de>
6081 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6082 has its address taken if NRV was applied and it is addressable.
6083 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6084 function split out from ...
6085 (get_constraint_for_1): ... here.
6086 (handle_rhs_call): Use it to mark the return slot escaped if
6087 it is addressable and NRV was applied.
6089 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6091 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6092 Change first argument type to location_t.
6093 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6094 Do not set input_location.
6095 Use loc instead of input_location throughout.
6097 2009-06-13 Richard Guenther <rguenther@suse.de>
6099 PR tree-optimization/40421
6100 * tree-predcom.c (should_unroll_loop_p): Remove.
6101 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6103 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6105 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6106 Add location argument.
6108 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6110 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6112 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6113 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6114 * config/spu/spu-protos.h: Add location to
6115 spu_resolve_overloaded_builtin.
6116 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6117 spu_build_builtin_va_list.
6118 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6119 argument. Pass location to build_function_call_vec.
6120 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6122 (emit_fpu_switch): Same.
6123 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6124 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6125 to build_decl and create_artificial_label.
6126 (xtensa_gimplify_va_arg_expr): Same.
6127 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6128 (xstormy16_gimplify_va_arg_expr): Same.
6129 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6130 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6131 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6132 (mips16_build_function_stub): Same.
6133 (mips16_build_call_stub): Same.
6135 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6138 * arm/constraints.md (Pa, Pb): New constraints.
6139 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6140 split pattern to deal with them.
6142 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6144 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6145 fix index entry for -Xpreprocessor.
6147 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6149 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6150 Add location argument to build_decl call.
6151 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6152 (rs6000_init_builtins): Same.
6153 (spe_init_builtins): Same.
6154 (rs6000_gimplify_va_arg): Add location argument to
6155 create_artificial_label call.
6157 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6159 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6160 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6161 * Makefile.in: Fix GGC dependency for gcse.o.
6163 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6165 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6166 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6167 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6169 * c-parser.c (c_parser_binary_expression): Use current column while
6170 building binary operations.
6171 * common.opt (fshow-column): Enable by default.
6172 * tree-vrp.c (check_array_ref): Use warning_at.
6173 (check_array_bounds): Use location from call back if expr has no
6175 * tree.h: Add location argument to maybe_fold_*.
6176 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6177 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6178 (maybe_fold_offset_to_component_ref): Same.
6179 (maybe_fold_offset_to_reference): Same.
6180 (maybe_fold_offset_to_address): Same.
6181 (maybe_fold_stmt_indirect): Same.
6182 (maybe_fold_stmt_addition): Same.
6183 (fold_stmt_r): Pass location to maybe_fold_*.
6184 (fold_gimple_assign): Same.
6185 * c-tree.h: Add location argument to finish_decl,
6186 default_function_array_conversion, store_init_value.
6187 * c-decl.c (define_label): Use error_at.
6188 (c_make_fname_decl): Pass location to finish_decl.
6189 (finish_decl): New location argument.
6190 (build_compound_literal): Pass location to store_init_value.
6191 (grokdeclarator): Pass location to finish_decl.
6193 * c-typeck.c (array_to_pointer_conversion): New location argument.
6194 (function_to_pointer_conversion): Same.
6195 (default_function_array_conversion): Same.
6196 (parser_build_unary_op): Pass location to overflow_warning.
6197 (parser_build_binary_op): Same. Use warning_at.
6198 (build_unary_op): Pass location to array_to_pointer_conversion.
6199 (build_c_cast): Pass location to digest_init.
6200 (build_modify_expr): New location argument.
6201 (convert_for_assignment): Same.
6202 (store_init_value): Same.
6203 (digest_init): Same.
6204 (output_init_element): Pass location to digest_init and
6205 array_to_pointer_conversion.
6206 (c_finish_return): Pass location to convert_for_assignment.
6207 * gimplify.c (gimplify_conversion): Pass location to
6208 maybe_fold_offset_to_address.
6209 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6210 to maybe_fold_stmt_addition.
6211 * c-omp.c (c_finish_omp_atomic): Pass new location to
6213 (c_finish_omp_for): Same.
6214 * c-common.c (overflow_warning): New argument.
6215 * c-common.h: New argument to build_modify_expr, overflow_warning.
6216 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6218 (c_parser_initializer): Pass location to
6219 default_function_array_conversion.
6220 (c_parser_initelt): Same.
6221 (c_parser_initval): Same.
6222 (c_parser_asm_operands): Same.
6223 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6224 (c_parser_conditional_expression): Same.
6225 (c_parser_binary_expression): Add location info to stack. Use it.
6226 (c_parser_unary_expression): Pass location to
6227 default_function_array_conversion, parser_build_unary_op,
6228 build_indirect_ref, c_parser_postfix_expression_after_primary.
6229 (c_parser_postfix_expression_after_primary): New location argument.
6231 (c_parser_expression_conv): Pass location to
6232 default_function_array_conversion.
6233 (c_parser_expr_list): Same.
6234 (c_parser_omp_atomic): Same.
6235 (c_parser_omp_for_loop): Same.
6236 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6237 (build_array_declarator): New argument.
6238 * c-decl.c (build_array_declarator): Add location argument.
6239 (grokdeclarator): Set id_loc for cdk_array.
6240 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6241 build_array_declarator.
6242 * tree.c (build_omp_clause): Add location argument.
6243 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6244 (OMP_CLAUSE_LOCATION): New macro.
6245 (struct tree_omp_clause): Add location field.
6246 (build_omp_clause): Add argument.
6247 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6248 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6250 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6251 (cp_parser_omp_clause_collapse): Same.
6252 (cp_parser_omp_clause_default): Same.
6253 (cp_parser_omp_clause_if): Same.
6254 (cp_parser_omp_clause_nowait): Same.
6255 (cp_parser_omp_clause_num_threads): Same.
6256 (cp_parser_omp_clause_ordered): Same.
6257 (cp_parser_omp_clause_schedule): Same.
6258 (cp_parser_omp_clause_untied): Same.
6259 (cp_parser_omp_for_loop): Same.
6260 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6261 * c-tree.h (c_start_case): Add location argument.
6262 (c_process_expr_stmt): Same.
6263 (c_finish_goto_*): Same.
6264 * tree-parloops.c (initialize_reductions): Pass location to
6266 (create_parallel_loop): Same.
6267 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6268 (gfc_trans_omp_reduction_list): Same.
6269 (gfc_trans_omp_clauses): Same.
6270 (gfc_trans_omp_do): Same.
6271 * c-typeck.c (c_finish_goto_label): Same.
6272 (c_finish_goto_ptr): New location argument.
6273 (c_start_case): Same.
6274 (emit_side_effect_warnings): Same.
6275 (c_process_expr_stmt): Same.
6276 (c_finish_stmt_expr): Same.
6277 (c_finish_omp_clauses): Use error_at instead of error.
6278 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6280 * c-omp.c (c_split_parallel_clauses): New location argument.
6281 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6282 to build_omp_clause.
6283 (convert_local_reference_stmt): Same.
6284 (convert_gimple_call): Same.
6285 * c-common.h (c_split_parallel_clauses): New argument.
6286 * c-parser.c (c_parser_statement_after_labels): Pass location to
6287 c_finish_goto_label.
6288 (c_parser_switch_statement): Pass location to c_start_case.
6289 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6290 and c_process_expr_stmt.
6291 (c_parser_omp_variable_list): Add location argument.
6292 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6293 (c_parser_omp_clause_default): Same.
6294 (c_parser_omp_clause_if): Same.
6295 (c_parser_omp_clause_num_threads): Same.
6296 (-c_parser_omp_clause_ordered): Same.
6297 (c_parser_omp_clause_reduction): Pass location to
6298 c_parser_omp_variable_list.
6299 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6300 (c_parser_omp_clause_untied): Same.
6301 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6302 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6304 * c-tree.h (check_for_loop_decls, undeclared_variable,
6305 build_component_ref, build_array_ref, build_external_ref,
6306 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6307 build_conditional_expr, build_compound_expr, c_cast_expr,
6308 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6309 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6311 * c-semantics.c (build_stmt): Same.
6312 (build_case_label): Same.
6313 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6314 (undeclared_variable): New argument.
6316 (lookup_label): Pass location on down.
6317 (define_label): Same.
6318 (finish_decl): Same.
6319 (build_compound_literal): Same.
6320 (finish_struct): Same.
6321 (finish_function): Do not set location here.
6322 (check_for_loop_decls): New argument.
6323 * tree.c (save_expr): Set location.
6324 (build_empty_stmt): New argument.
6325 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6326 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6327 * builtins.c (gimplify_va_arg_expr): Use locations.
6328 (expand_builtin_sync_operation): Same.
6329 * c-typeck.c (build_component_ref): New argument.
6330 (build_array_ref): Same.
6331 (build_external_ref): Same.
6332 (c_expr_sizeof_expr): Same.
6333 (c_expr_sizeof_type): Same.
6334 (parser_build_unary_op): Same.
6335 (build_conditional_expr): Same.
6336 (build_compound_expr): Pass location on down.
6337 (build_compound_expr): New argument.
6338 (build_c_cast): Same.
6339 (c_cast_expr): Same.
6340 (build_asm_expr): Same.
6341 (c_finish_return): Same.
6342 (c_process_expr_stmt): Pass location on down.
6343 (c_finish_stmt_expr): New argument.
6344 (push_clenaup): Same.
6345 (c_finish_omp_parallel): Same.
6346 (c_finish_omp_task): Same.
6347 * gimplify.c (gimplify_call_expr): Pass location on down.
6348 * c-omp.c (c_finish_omp_master): New argument.
6349 (c_finish_omp_critical): Same.
6350 (c_finish_omp_ordered): Same.
6351 (c_finish_omp_barrier): Same.
6352 (-c_finish_omp_taskwait): Same.
6353 (c_finish_omp_atomic): Same.
6354 (c_finish_omp_flush): Same.
6355 * tree-inline.c (copy_tree_body_r): Pass location on down.
6356 (inline_forbidden_p): Remove use of input_location.
6357 * c-gimplify.c (c_build_bind_expr): New argument.
6358 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6359 (c_sizeof_or_alignof_type): New argument.
6360 (c_alignof_expr): Same.
6361 (build_va_arg): Same.
6362 (c_add_case_label): Same.
6363 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6364 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6365 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6366 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6367 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6368 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6370 * stub-objc.c (objc_build_selector_expr): Same.
6371 (objc_build_throw_stmt): Same.
6372 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6373 (c_parser_initelt): Same.
6374 (c_parser_compound_statement): Same.
6375 (c_parser_compound_statement_nostart): Same.
6376 (c_parser_label): Same.
6377 (c_parser_statement_after_labels): Same.
6378 (c_parser_if_body): Same.
6379 (c_parser_else_body): Same.
6380 (c_parser_if_statement): Same.
6381 (c_parser_switch_statement): Same.
6382 (c_parser_while_statement): Same.
6383 (c_parser_do_statement): Same.
6384 (c_parser_for_statement): Same.
6385 (c_parser_asm_statement): Same.
6386 (c_parser_conditional_expression): Same.
6387 (c_parser_binary_expression): Same.
6388 (c_parser_cast_expression): Same.
6389 (c_parser_unary_expression): Same.
6390 (c_parser_sizeof_expression): Same.
6391 (c_parser_alignof_expression): Same.
6392 (c_parser_postfix_expression): Same.
6393 (c_parser_expression): Same.
6394 (c_parser_objc_receiver): Same.
6395 (c_parser_omp_variable_list): Same.
6396 (c_parser_omp_structured_block): Same.
6397 (c_parser_omp_atomic): New argument.
6398 (c_parser_omp_barrier): Same.
6399 (c_parser_omp_critical): Same.
6400 (c_parser_omp_flush): Pass location on down.
6401 (c_parser_omp_for_loop): New argument.
6402 (c_parser_omp_for): Same.
6403 (c_parser_omp_master): Same.
6404 (c_parser_omp_ordered): Same.
6405 (c_parser_omp_sections_scope): Same.
6406 (c_parser_omp_sections): Same.
6407 (c_parser_omp_parallel): Same.
6408 (c_parser_omp_single): Same.
6409 (c_parser_omp_task): Same.
6410 (c_parser_omp_taskwait): Pass location on down.
6411 (c_parser_omp_construct): Same.
6412 (c_parser_omp_threadprivate): Same.
6413 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6414 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6415 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6416 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6417 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6418 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6419 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6420 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6421 config/i386/i386.c, stmt.c:
6422 Add location argument to the following function definitions and/or
6423 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6424 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6425 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6426 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6427 do_case, c_finish_bc_stmt, build_compound_literal,
6428 build_function_call.
6429 * c-decl.c (build_compound_literal): Add location argument.
6430 Make all diagnostic calls use location.
6431 (start_struct): Same.
6432 (finish_struct): Same.
6434 (build_enumerator): Same.
6435 (start_function): Same.
6436 (grokdeclarator): Make all diagnostic calls use location.
6437 (store_parm_decls_oldstyle): Same.
6438 * c-typeck.c (build_function_call): Add location argument.
6439 Make all diagnostic calls use location.
6441 (c_finish_bc_stmt): Same.
6442 * tree-nested.c (get_trampoline_type): Add argument.
6443 Pass location to build_decl.
6444 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6445 * rtl.h (RTL_LOCATION): New.
6446 * c-common.c (c_add_case_label): Add location argument.
6447 Make all diagnostic calls use location.
6448 * c-common.h: Add location argument to make_fname_decl, do_case,
6449 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6450 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6451 Set it appropriately for every case. Pass enum_loc to start_enum
6452 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6454 (c_parser_struct_or_union_specifier): Save location. Use it for
6455 start_struct, finish_struct, and parser_xref_tag.
6457 2009-06-12 Ian Lance Taylor <iant@google.com>
6459 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6461 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6462 cpp_opts->warn_cxx_operator_names.
6464 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6467 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6468 is returns NULL and OP is a VCE, look through the VCE.
6470 2009-06-12 Ian Lance Taylor <iant@google.com>
6473 * collect2.c (main): Use CONST_CAST2 in code inside #if
6474 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6476 2009-06-12 Joey Ye <joey.ye@intel.com>
6479 * cfgexpand.c (get_decl_align_unit): Update
6480 max_used_stack_slot_alignment with align instead of
6481 stack_alignment_needed.
6483 * function.c (assign_stack_local_1): Update
6484 max_used_stack_slot_alignment with alignment_in_bits instead
6485 of stack_alignment_needed.
6486 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6489 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6491 * dwarf2out.c (last_var_location_insn): New variable.
6492 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6493 (dwarf2out_var_location): Don't record anything after last real
6494 insn. Only change labels if there were any real instructions
6495 in between last note and this one, or if changed sections.
6497 2009-06-11 Richard Henderson <rth@redhat.com>
6499 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6500 note when storing the frame pointer in a register.
6501 (FRP): Don't redefine to nothing for epilogue.
6502 (alpha_expand_epilogue): Mark register and sp restores.
6503 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6505 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6506 when gen_lowpart is needed.
6508 2009-06-11 Richard Henderson <rth@redhat.com>
6510 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6512 * dwarf2out.c (need_data_align_sf_opcode): New.
6513 (div_data_align): Move earlier.
6514 (def_cfa_1, reg_save): Use it.
6516 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6518 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6519 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6520 (ix86_handle_option): Handle OPT_mcrc32.
6521 (ix86_target_string): Add -mcrc32.
6522 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6524 * config/i386/i386.h (TARGET_CRC32): New.
6526 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6527 (sse4_2_crc32di): Likewise.
6529 * config/i386/i386.opt (mcrc32): New.
6531 * doc/invoke.texi: Document -mcrc32.
6533 2009-06-11 Richard Henderson <rth@redhat.com>
6535 * common.opt (gdwarf-): Accept a version number.
6536 * doc/invoke.texi (gdwarf-): Update docs.
6537 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6538 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6539 version level, and record it.
6541 * dwarf2.h (DW_CIE_VERSION): Remove.
6542 * dwarf2out.c (DWARF_VERSION): Remove.
6543 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6544 (output_call_frame_info): Use CIE version 3 for dwarf3,
6545 or if the return register column is out of range for version 1.
6546 (dwarf_stack_op_name): Add all dwarf3 values.
6547 (DEBUG_PUBTYPES_SECTION): New.
6548 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6549 encoding change for dwarf3.
6550 (output_die) [dw_val_class_die_ref]: Likewise.
6551 (output_compilation_unit_header): Emit correct version for dwarf3.
6552 (output_line_info): Likewise.
6553 (output_pubnames): Update for DWARF_VERSION removal.
6554 (output_aranges): Likewise.
6555 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6556 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6557 (dwarf2out_finish): Likewise.
6559 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6561 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6564 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6567 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6568 * builtins.c (expand_builtin_unreachable): New function.
6569 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6570 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6571 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6573 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6574 searching for missing barriers.
6576 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6578 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6579 when -fprofile-generate* was passed.
6580 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6582 2009-06-11 Anthony Green <green@moxielogic.com>
6584 * config/moxie/moxie.md: Define length attribute for all instructions.
6586 (*b<cond:code>): Support limited branch ranges for new PC-relative
6587 branch instructions.
6588 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6590 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6592 * config/i386/i386.c (min_insn_size): Use get_attr_length
6593 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6596 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6597 instead of emit_insn_before.
6599 2009-06-10 Ian Lance Taylor <iant@google.com>
6602 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6605 2009-06-10 Revital Eres <eres@il.ibm.com>
6607 * passes.c (init_optimization_passes): Reschedule
6608 predictive-commoning pass before complete unroll pass.
6610 2009-06-10 Martin Jambor <mjambor@suse.cz>
6612 * cgraph.c (cgraph_node_can_be_local_p): New function.
6613 (cgraph_make_node_local): New function.
6614 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6615 (cgraph_make_node_local): Declare.
6617 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6619 * tree.h (tree_base): Add packed_flag and user_align fields.
6620 Decrease size of spare field.
6621 (TYPE_USER_ALIGN): Use user_align from tree_base.
6622 (DECL_USER_ALIGN): Likewise.
6623 (TYPE_PACKED): Use packed_flag from tree_base.
6624 (DECL_PACKED): Likewise.
6625 (tree_type): Delete packed_flag and user_align fields. Widen
6626 precision field. Widen mode field and shuffle fields to align
6627 mode on an 8-bit boundary.
6628 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6629 Renumber decl_flag_* fields. Fix comments. Widen
6630 decl_common_unused field.
6631 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6632 (DECL_EXTERNAL): Likewise.
6633 (DECL_BIT_FIELD): Likewise.
6634 (DECL_NONADDRESSABLE_P): Likewise.
6635 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6636 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6638 2009-06-10 Ian Lance Taylor <iant@google.com>
6640 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6641 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6642 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6643 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6644 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6645 DEF_VEC_ALLOC_FUNC_P.
6646 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6647 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6648 DEF_VEC_ALLOC_FUNC_O.
6649 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6650 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6651 DEF_VEC_ALLOC_FUNC_I.
6652 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6653 (vec_stack_p_reserve_exact_1): Declare.
6654 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6655 (vec_stack_free): Declare.
6656 (VEC_stack_alloc): Define.
6657 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6658 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6659 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6660 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6662 (stack_vecs): New static variable.
6663 (vec_stack_p_reserve_exact_1): New function.
6664 (vec_stack_o_reserve_1): New static function.
6665 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6666 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6667 (vec_stack_free): New function.
6668 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6669 (VEC_df_ref_stack_alloc): Define.
6670 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6671 DEF_VEC_ALLOC_P_STACK.
6672 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6673 (struct df_collection_rec): Change _vec fields to VEC. Remove
6675 (df_free_collection_rec): Adjust for new fields.
6676 (df_insn_rescan): Use new df_collection_rec fields.
6677 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6678 (df_ref_create_structure, df_ref_record): Likewise.
6679 (df_get_conditional_uses, df_get_call_refs): Likewise.
6680 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6681 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6682 (df_record_exit_block_uses, df_bb_verify): Likewise.
6683 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6684 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6685 Remove count parameter. Change return type to void. Change all
6687 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6688 Remove count parameter. Change return type to void. Change all
6690 (df_install_refs): Change old_vec parameter to VEC. Remove count
6691 parameter. Change all callers.
6692 (df_install_mws): Change old_vec parameter to VEC. Remove count
6693 parameter. Change all callers.
6694 (df_refs_verify): Change new_rec parameter to VEC. Change call
6696 (df_mws_verify): Likewise.
6698 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6700 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6702 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6704 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6706 2009-06-10 Anthony Green <green@moxielogic.com>
6708 * config/moxie/crti.asm: New file.
6709 * config/moxie/crtn.asm: New file.
6710 * config/moxie/moxie.c: New file.
6711 * config/moxie/moxie.h: New file.
6712 * config/moxie/sfp-machine.h: New file.
6713 * config/moxie/moxie-protos.h: New file.
6714 * config/moxie/t-moxie: Created.
6715 * config/moxie/t-moxie-softfp: Created.
6716 * config/moxie/moxie.md: Created.
6717 * config/moxie/constraints.md: Created.
6718 * config.gcc: Add moxie support.
6719 * doc/md.texi (Machine Constraints): Add moxie constraints.
6720 * doc/contrib.texi (Contributors): Mention moxie port.
6721 * doc/install.texi (Specific): Mention the moxie port.
6723 2009-06-09 Ian Lance Taylor <iant@google.com>
6725 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6727 * optabs.c (optab_table): Only use designated initializers if
6728 HAVE_DESIGNATED_INITIALIZERS is defined.
6729 (convert_optab_table): Likewise.
6730 (init_optabs): Always call init_insn_codes if
6731 HAVE_DESIGNATED_INITIALIZERS is not defined.
6733 2009-06-09 Ian Lance Taylor <iant@google.com>
6735 * targhooks.c (default_builtin_vectorized_function): Change fn
6736 parameter to unsigned int.
6737 (default_builtin_vectorized_conversion): Change code parameter to
6739 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6740 * targhooks.h: Update declarations.
6741 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6742 parameter to unsigned int.
6744 * c-typeck.c (comptypes_check_enum_int): New static function.
6745 (comptypes_internal): Add enum_and_int_p parameter. Change all
6747 (comp_target_types): Add location parameter. Change all callers.
6748 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6750 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6751 (build_conditional_expr): Add colon_loc parameter. Change all
6753 (convert_for_assignment): Add location parameter. Change all callers.
6754 * c-parser.c (c_parser_conditional_expression): Pass location of
6755 colon to build_conditional_expr.
6756 * c-tree.h (build_conditional_expr): Update declaration.
6758 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6760 * graphite.c: Revert previous patch.
6762 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6765 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6767 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6769 * tree-ssa-loop-prefetch.c
6770 (loop_prefetch_arrays): Fixed a portability problem in printf format
6773 2009-06-09 Martin Jambor <mjambor@suse.cz>
6775 PR tree-optimization/40351
6776 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6777 refrence to a potential artifical subaccess can be constructed.
6779 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6781 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6782 (sh_override_options): Likewise.
6783 * config/sh/sh.c: Include params.h.
6784 (sh_optimization_options): New.
6785 (sh_override_options): Likewise.
6786 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6787 (OVERRIDE_OPTIONS): Use sh_override_options.
6789 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6791 * dwarf2out.c (emit_cfa_remember): New variable.
6792 (add_fde_cfi): If emit_cfa_remember, recurse to add
6793 DW_CFA_remember_state first.
6794 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6795 instead just set emit_cfa_remember.
6797 2009-06-08 Jan Hubicka <jh@suse.cz>
6800 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6802 2009-06-08 Jan Hubicka <jh@suse.cz>
6805 * cgraphunit.c (save_inline_function_body): Do not copy transform
6806 hooks for saved inline bodies.
6807 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6810 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6812 * jump.c (returnjump_p): Handle delayed branches. Add missing
6815 2009-06-08 Jan Hubicka <jh@suse.cz>
6818 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6819 original node might've been modified.
6820 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6822 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6824 * tree-object-size.c (addr_object_size): Add OSI argument.
6825 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6826 (compute_builtin_object_size, expr_object_size): Adjust callers.
6827 (plus_stmt_object_size): Call addr_object_size instead of
6828 compute_builtin_object_size.
6830 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6831 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6833 * tree-ssa-loop-prefetch.c
6834 (gather_memory_references): Introduced a counter for the number of
6836 (anything_to_prefetch_p): Introduced a counter for the number of
6838 (is_loop_prefetching_profitable): New function with a cost model
6840 (loop_prefetch_arrays): Use the new cost model to determine if
6841 prefetching is profitable.
6842 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6843 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6844 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6845 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6846 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6847 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6849 2009-06-08 Michael Matz <matz@suse.de>
6852 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6853 partitions use the same.
6854 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6855 for basevars of SSA_NAMEs.
6856 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6857 to not expand them twice.
6858 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6861 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6863 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6864 (fdump-final-insns=, gtoggle): New.
6865 * doc/invoke.texi: Document them.
6866 * final.c (rest_of_clean_state): Dump final insn stream.
6867 * gcc.c (invoke_as): Hook in -fcompare-debug.
6868 (static_spec_functions): Add compare-debug-dump-opt,
6869 compare-debug-self-opt and compare-debug-auxbase-opt.
6870 (compare_debug, compare_debug_second, compare_debug_opt): New.
6871 (switches_debug_check, n_switches_debug_check): New.
6872 (debug_auxbase_opt, debug_check_temp_file): New.
6873 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6875 (do_self_spec): Handle arguments after switches.
6876 (do_spec_1): Add .gk extension to temp file basenames for compare.
6877 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6878 (cc1_options): Use it instead of normal auxbase computation for
6879 the second compare-debug compilation.
6880 (compare_files): New.
6881 (main): Set up and implement compare debug mode.
6882 (compare_debug_dump_opt_spec_function): New.
6883 (compare_debug_self_opt_spec_function): New.
6884 (compare_debug_auxbase_opt_spec_function): New.
6885 * toplev.c (process_options): Handle flag_gtoggle,
6886 flag_dump_final_insns.
6887 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6888 during -fcompare-debug-second compilation.
6890 2009-06-07 Ian Lance Taylor <iant@google.com>
6892 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6893 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6895 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6896 with no default node. Change warning with %H to warning_at.
6897 Don't clear warn_switch around case checking.
6898 * doc/invoke.texi (Warning Options): Clarify distinction between
6899 -Wswitch and -Wswitch-enum.
6901 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6903 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6905 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6907 * gbl-ctors.h: Add header guard.
6909 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6911 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6912 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6913 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6914 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6915 prototypes for removed functions.
6916 (expressions_equal_p): Move to ...
6917 * tree-ssa-sccvn.h: ... here and ...
6918 * matrix-reorg.c: ... adjust includes.
6920 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6922 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6924 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6926 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6927 (finish_function): Remove erroneous whitespace.
6929 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6931 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6932 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6934 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6936 * errors.c (internal_error): Commentary typo fix.
6937 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6938 * tree-ssa-pre.c: Ditto.
6940 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6942 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6943 them is supposed to hold actual statements.
6945 2009-06-06 Ian Lance Taylor <iant@google.com>
6947 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6948 empty statements can now have attributes.
6950 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6952 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6953 * config/mips/mips.md: Ditto.
6955 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6957 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6959 (__eabi_uconvert): Likewise.
6961 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6963 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6964 CFI_* definitions with IN_GCC.
6966 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6968 * xcoffout.h (xcoffout_source_line): Update prototype.
6970 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6972 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6973 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6975 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6978 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6979 inlined_function_outer_scope_p blocks for artificial inlines
6981 * tree.c (tree_nonartificial_location): Rewrite using
6982 block_nonartificial_location.
6984 2009-06-05 Revital Eres <eres@il.ibm.com>
6985 Leehod Baruch <leehod@il.ibm.com>
6987 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6988 (expand_expr_real_1): Remove comment.
6989 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6990 Vectorize misaligned access when the target supports it.
6991 (vect_supportable_dr_alignment): Check for unaligned access support.
6992 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6995 2009-06-05 Julian Brown <julian@codesourcery.com>
6997 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6998 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7000 2009-06-05 Richard Guenther <rguenther@suse.de>
7003 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7006 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7008 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7009 (save_gprs): Don't tell unwinder when a global register is saved.
7010 (s390_emit_epilogue): Emit needed epilogue unwind info.
7012 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7014 * dwarf2out.c (deferred_asm_name): New.
7015 (add_name_and_src_coords_attributes): Defer creation of
7016 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7018 (move_linkage_attr): New.
7019 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7022 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7024 * tree-nested.c (finalize_nesting_tree_1): Declare the
7025 frame_decl in the binding tree.
7027 2009-06-04 Cary Coutant <ccoutant@google.com>
7029 * basic-block.h (struct basic_block_def): Add discriminator field.
7030 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7032 * debug.c (do_nothing_debug_hooks): Add additional entry.
7033 (debug_nothing_int_charstar_int): New function.
7034 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7035 (debug_nothing_int_charstar_int): New declaration.
7036 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7037 discriminator value in .loc directive.
7038 * final.c (last_discriminator): New variable.
7039 (discriminator): New variable.
7040 (final_start_function): Initialize above variables, pass current
7041 discriminator to debug hook.
7042 (notice_source_line): Check for discriminator change.
7043 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7044 * sdbout.c (sdbout_source_line): New parameter.
7045 * tree-cfg.c (struct locus_discrim_map): New structure type.
7046 (discriminator_per_locus): New hash table.
7047 (build_gimple_cfg): Allocate and free discriminator hash table.
7048 (make_edges): Call assign_discriminator.
7049 (locus_map_hash): New function.
7050 (locus_map_eq): New function.
7051 (next_discriminator_for_locus): New function.
7052 (same_line_p): New function.
7053 (assign_discriminator): New function.
7054 (make_cond_expr_edges): Call assign_discriminator.
7055 (make_gimple_switch_edges): Likewise.
7056 (first_non_label_stmt): New function.
7057 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7059 * xcoffout.c (xcoffout_source_line): Add new parameter.
7061 * configure.ac (gcc_cv_as_discriminator): New configury check for
7062 gas support for discriminator.
7063 * configure: Regenerate.
7064 * config.in: Regenerate.
7066 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7068 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7069 val after checking for integers.
7071 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7073 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7075 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7076 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7077 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7078 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7079 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7080 X64_SSE_REGPARM_MAX.
7081 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7082 X64_SSE_REGPARM_MAX.
7084 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7086 * gcc.c (report_times_to_file): New.
7087 (execute): Implement it.
7088 (process_command): Support -time=.
7089 * doc/invoke.texi: Document it.
7091 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7093 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7094 that have value exprs.
7096 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7098 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7099 declarations for constants until...
7100 (dw2_output_indirect_constant_1): ... this point.
7102 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7105 * arm.md (arm_addsi3): Don't try to split an add with an
7106 eliminable register until after reload has completed.
7108 2009-06-03 Ian Lance Taylor <iant@google.com>
7110 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7111 * genattrtab.c (write_length_unit_log): Likewise.
7112 * genchecksum.c (dosum): Likewise.
7113 * gengtype.c (write_rtx_next): Likewise.
7114 (finish_root_table, write_roots): Likewise.
7115 * gimple.c (gimple_ops_offset_): Likewise.
7116 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7117 * config/arc/arc.c (arc_attribute_table): Likewise.
7118 * config/arm/arm.c (arm_attribute_table): Likewise.
7119 * config/avr/avr.c (avr_attribute_table): Likewise.
7120 * config/crx/crx.c (crx_attribute_table): Likewise.
7121 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7122 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7123 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7124 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7125 * config/sh/sh.c (sh_attribute_table): Likewise.
7126 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7127 * config/spu/spu.c (spu_attribute_table): Likewise.
7128 * config/v850/v850.c (v850_attribute_table): Likewise.
7130 * config/alpha/alpha.c (vms_attribute_table): Make static.
7131 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7132 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7133 * config/mips/mips.c (mips_attribute_table): Likewise.
7135 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7137 (cc1-checksum.o): Likewise.
7139 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7141 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7143 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7145 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7146 insn if it is changing sp. Use gen_add3_insn instead of
7147 conditionally gen_addsi3 and gen_adddi3.
7148 (offset_below_red_zone_p): New static inline function.
7149 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7150 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7151 * config/rs6000/ppc-asm.h: Include auto-host.h.
7152 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7153 CFI_RESTORE): Define.
7154 * config/rs6000/crtresxgpr.asm: Add unwind info.
7155 * config/rs6000/crtresxfpr.asm: Likewise.
7156 * config/rs6000/crtresgpr.asm: Likewise.
7157 * config/rs6000/crtresfpr.asm: Likewise.
7158 * config/rs6000/crtsavgpr.asm: Likewise.
7159 * config/rs6000/crtsavfpr.asm: Likewise.
7161 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7162 argument of DWARF2_FRAME_REG_OUT macros.
7164 2009-06-03 Julian Brown <julian@codesourcery.com>
7166 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7167 words or less (including TImode) in core registers.
7169 2009-06-03 Richard Guenther <rguenther@suse.de>
7172 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7174 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7176 * statistics.c (statistics_counter_event): Do not record event
7177 in pass dump if its number == -1.
7178 (curr_statistics_hash): Add assert that we never get passes
7179 with static number == -1.
7181 2009-06-03 Richard Guenther <rguenther@suse.de>
7182 Andrey Belevantsev <abel@ispras.ru>
7184 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7185 non-BLKmode arrays addressable.
7187 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7189 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7190 * config/m68k/m68k.h: ... here.
7191 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7194 2009-06-03 Martin Jambor <mjambor@suse.cz>
7196 PR tree-optimization/40323
7197 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7200 2009-06-03 Richard Guenther <rguenther@suse.de>
7202 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7205 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7207 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7208 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7209 JUMP_TABLE_DATA_P where applicable.
7210 * config/sh/sh.c: Ditto.
7211 * config/sh/sh.h: Ditto.
7212 * config/sh/sh.md: Ditto.
7213 * config/sh/symbian.c: Ditto.
7215 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7217 * config/i386/driver-i386.c (describe_cache): Optimize
7218 concatenation of strings. Use snprintf instead of sprintf.
7219 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7220 target when not compiling with GCC.
7222 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7224 * config/sh/sh.c: Revert last change.
7225 (sh_expand_epilogue): Emit a blockage insn before the frame
7226 pointer adjustment unconditionally.
7228 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7230 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7231 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7232 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7233 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7234 to COLLECT_GCC_OPTIONS.
7236 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7238 * collect2.c (target_system_root): New variable.
7239 (main): Handle --sysroot=.
7240 (ignore_library): Strip the sysroot from the library path.
7242 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7244 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7245 (collect2.o): Depend on collect2-aix.h.
7246 (collect2-aix.o): New rule.
7247 * collect2-aix.h: New file.
7248 * collect2-aix.c: Likewise.
7249 * collect2.c: Include collect2-aix.h. Don't undefine
7250 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7251 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7252 Use TARGET_AIX_VERSION instead of _AIX51.
7253 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7254 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7255 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7256 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7257 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7259 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7261 * collect2.c (ignore_library): Avoid premature post-increment
7264 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7266 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7267 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7268 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7269 CROSS_DIRECTORY_STRUCTURE too.
7270 (LINK_LIBG_SPEC): Likewise.
7271 (LIB_SPEC): Add %R to sysroot paths.
7272 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7273 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7274 * config/rs6000/aix51.h: As for aix43.h.
7275 * config/rs6000/aix52.h: Likewise.
7276 * config/rs6000/aix53.h: Likewise.
7277 * config/rs6000/aix61.h: Likewise.
7278 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7279 to the beginning of sysroot paths.
7281 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7283 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7284 INSN_LISTs that are out of the REG_NOTE range.
7286 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7288 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7289 (struct var_to_expand): Likewise.
7290 (struct opt_info): Add head and tail for linked lists of the above.
7291 (analyze_insn_to_expand_var): Initialize next.
7292 (analyze_iv_to_split_insn): Likewise.
7293 (analyze_insns_in_loop): Create linked lists.
7294 (allocate_basic_variable): Simplify for use without hash table.
7295 (insert_var_expansion_initialization): Likewise, make it type-safer.
7296 (combine_var_copies_in_loop_exit): Likewise.
7297 (apply_opt_in_copies): Walk lists rather than hash tables.
7298 (release_var_copies): Simplified and inlined by hand into...
7299 (free_opt_info): ... this function.
7301 2009-06-02 Richard Guenther <rguenther@suse.de>
7303 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7306 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7308 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7309 only for builtins that are not overridden.
7311 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7313 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7316 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7318 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7320 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7322 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7324 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7326 * common.opt (fdump-unnumbered-links): New.
7327 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7328 * print-rtl.c (flag_dump_unnumbered_links): New.
7329 (print_rtx): Test it.
7331 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7333 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7334 push/pop multiple to 8-byte alignment.
7336 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7338 * config/i386/i386.c (queued_cfa_restores): New static variable.
7339 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7341 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7342 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7343 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7344 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7345 note unconditionally.
7346 (ix86_emit_restore_regs_using_mov): Likewise.
7347 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7348 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7349 it through to ix86_emit_restore_reg_using_pop.
7350 (ix86_emit_leave): Add RED_OFFSET argument. Call
7351 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7352 instead of adding REG_CFA_OFFSET note unconditionally.
7353 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7354 the above functions. Call ix86_add_queued_cfa_restore_notes when
7357 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7358 force output of the label even for dwarf2out_do_cfi_asm.
7359 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7360 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7361 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7363 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7364 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7365 dwarf2out_cfi_label callers.
7366 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7367 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7368 Adjust dwarf2out_cfi_label callers.
7369 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7371 * config/i386/i386.h (struct machine_cfa_state,
7372 struct machine_function): Guard with ifndef USED_FOR_TARGET
7373 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7376 * emutls.c (__emutls_get_address): Change arr->size to mean number
7377 of allocated arr->data entries instead of # of slots + 1.
7380 * recog.c (peep2_reinit_state): New function.
7381 (peephole2_init_state): Use it at the end of a basic block and also
7382 when seeing a RTX_FRAME_RELATED_P insn.
7384 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7386 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7387 fixuns_truncrfdi2): New.
7388 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7389 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7390 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7391 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7392 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7393 *recip_approx): Remove.
7394 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7395 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7396 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7398 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7401 2009-06-01 Ian Lance Taylor <iant@google.com>
7403 * attribs.c (register_attribute): Use CONST_CAST.
7404 * collect2.c (main): Use CONST_CAST2.
7405 (scan_prog_file): Likewise.
7406 * gcc.c (process_command, main): Likewise.
7407 * toplev.c (toplev_main): Likewise.
7409 * c-typeck.c (handle_warn_cast_qual): New static function,
7410 partially broken out of build_c_cast.
7411 (build_c_cast): Call handle_warn_cast_qual.
7412 * doc/invoke.texi (Warning Options): Document new effect of
7415 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7417 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7418 (diagnostic_report_current_module): Print columns.
7419 * common.opt (flag_show_column): Enable by default.
7421 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7423 * alias.c (find_base_term): Check for NULL term before returning.
7425 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7427 Revert due to PR40320:
7428 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7429 * calls.c (emit_library_call_value_1): Don't force_operand for move
7432 2009-06-01 Olivier Hainque <hainque@adacore.com>
7433 Eric Botcazou <ebotcazou@adacore.com>
7435 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7436 to be processed as a bitfield for constructor output purposes.
7437 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7439 * varasm.c (oc_local_state): New type, output_constructor
7440 local state to support communication with helpers.
7441 (oc_outer_state): New type, output_constructor outer state of
7442 relevance in recursive calls.
7443 (output_constructor_array_range): New output_constructor helper,
7444 extracted code for an array range element.
7445 (output_constructor_regular_field): New output_constructor helper,
7446 extracted code for an element that is not a bitfield.
7447 (output_constructor_bitfield): New output_constructor helper,
7448 extracted code for a bitfield element. Accept an OUTER state
7449 argument for recursive processing. Recurse on record or array
7450 CONSTRUCTOR values, possibly past noop conversions.
7451 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7452 VALUE is a valid constant-valued expression for use in a static
7453 bit-field initializer.
7454 (output_constructor): Rework to use helpers. Accept and honor an
7455 OUTER state argument for recursive calls. Return total size. Be
7456 prepared for nested constructors initializing bitfields.
7457 (output_constant): Feed OUTER in calls to output_constructor.
7459 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7461 * calls.c (emit_library_call_value_1): Don't force_operand for move
7464 2009-06-01 Nick Clifton <nickc@redhat.com>
7466 * doc/invoke.texi (IA-64 Options): Fix typo.
7468 2009-06-01 Ira Rosen <irar@il.ibm.com>
7470 PR tree-optimization/39129
7471 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7473 (vect_do_peeling_for_loop_bound): Use
7474 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7475 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7476 (vect_loop_versioning): Likewise.
7477 (vect_create_cond_for_alias_checks): Fix indentation.
7478 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7480 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7481 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7482 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7483 "control flow in loop".
7484 (vect_estimate_min_profitable_iters): Use
7485 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7486 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7487 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7488 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7489 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7490 statement belongs to a group of strided accesses with the exact code
7492 (vectorizable_load): Likewise.
7493 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7494 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7496 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7498 * config/freebsd-stdint.h: New file.
7499 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7500 Add freebsd-stdint.h to tm_file.
7502 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7504 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7505 (thumb2_extendhidi2): Likewise.
7507 2009-05-31 Ian Lance Taylor <iant@google.com>
7509 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7511 2009-05-31 Ian Lance Taylor <iant@google.com>
7513 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7514 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7515 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7517 2009-05-31 Jason Merrill <jason@redhat.com>
7519 * tree-pretty-print.c (print_call_name): Take the callee, not the
7520 call itself. Make non-static. Use dump_function_name for functions.
7521 (dump_generic_node): Adjust.
7522 * diagnostic.h: Declare print_call_name.
7523 * gimple-pretty-print.c (dump_gimple_call): Use it.
7525 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7527 * config/sh/sh.md (ashldi3_std): New define_expand.
7530 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7533 * config/sh/sh.c: Include debug.h.
7534 (sh_expand_epilogue): Emit a blockage insn before the frame
7535 pointer adjustment also when dwarf2out_do_frame returns true.
7537 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7539 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7540 (thumb2_extendqidi2): New pattern.
7542 2009-05-31 Ira Rosen <irar@il.ibm.com>
7544 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7545 mark phis for renaming.
7546 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7547 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7548 Call mark_sym_for_renaming.
7549 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7550 * tree-vect-loop.c (vect_transform_loop): Remove
7551 vect_memsyms_to_rename initialization and a call to
7552 mark_set_for_renaming.
7554 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7557 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7558 frame related even if !set_cfa && style < 0.
7560 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7562 * config/i386/mingw-tls.c: New file.
7563 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7564 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7565 defining _WIN32 but not __CYGWIN__.
7567 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7569 * configure.ac: Add MPC support.
7571 * config.in, configure: Regenerate.
7573 2009-05-29 Richard Henderson <rth@redhat.com>
7575 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7576 NOTE_INSN_BASIC_BLOCK.
7577 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7578 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7579 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7581 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7583 (add_cfi): Disable check redefining cfa away from drap.
7584 (lookup_cfa_1): Add remember argument; handle remember/restore.
7585 (lookup_cfa): Pass remember argument.
7586 (cfa_remember): New.
7587 (compute_barrier_args_size_1): Remove sibcall check.
7588 (dwarf2out_frame_debug_def_cfa): New.
7589 (dwarf2out_frame_debug_adjust_cfa): New.
7590 (dwarf2out_frame_debug_cfa_offset): New.
7591 (dwarf2out_frame_debug_cfa_register): New.
7592 (dwarf2out_frame_debug_cfa_restore): New.
7593 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7594 (dwarf2out_begin_epilogue): New.
7595 (dwarf2out_frame_debug_restore_state): New.
7596 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7597 DW_CFA_restore_state.
7598 (output_cfi_directive): Likewise.
7599 (convert_cfa_to_fb_loc_list): Likewise.
7600 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7601 * dwarf2out.h: Update.
7602 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7603 (copy_insn_1): Early out for null.
7604 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7605 and dwarf2out_frame_debug_restore_state.
7606 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7607 (prologue_insn_hash, epilogue_insn_hash): New.
7608 (free_after_compilation): Adjust freeing accordingly.
7609 (record_insns): Create hash table if needed; push insns into
7610 hash instead of array.
7611 (maybe_copy_epilogue_insn): New.
7612 (contains): Search hash table instead of array.
7613 (sibcall_epilogue_contains): Remove.
7614 (thread_prologue_and_epilogue_insns): Split eh_return insns
7615 and mark them as epilogues.
7616 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7617 scanning in terms of basic blocks.
7618 * insn-notes.def (CFA_RESTORE_STATE): New.
7619 * jump.c (returnjump_p_1): Accept EH_RETURN.
7620 (eh_returnjump_p_1, eh_returnjump_p): New.
7621 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7622 CFA_REGISTER, CFA_RESTORE): New.
7623 * rtl.def (EH_RETURN): New.
7624 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7626 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7627 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7629 * config/i386/i386.c (gen_push): Update cfa state.
7630 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7631 add a CFA_ADJUST_CFA note.
7632 (ix86_dwarf_handle_frame_unspec): Remove.
7633 (ix86_expand_prologue): Update cfa state.
7634 (ix86_emit_restore_reg_using_pop): New.
7635 (ix86_emit_restore_regs_using_pop): New.
7636 (ix86_emit_leave): New.
7637 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7638 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7639 * config/i386/i386.h (struct machine_cfa_state): New.
7640 (ix86_cfa_state): New.
7641 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7642 (eh_return_internal): Merge from eh_return_<mode>,
7643 use eh_return rtx, split w/ epilogue.
7645 2009-05-29 Ian Lance Taylor <iant@google.com>
7647 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7649 * calls.c (emit_library_call_value_1): Likewise.
7651 * c-typeck.c (c_build_va_arg): New function.
7652 * c-tree.h (c_build_va_arg): Declare.
7653 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7654 instead of build_va_arg.
7656 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7658 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7659 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7660 (ptr_difference_cost): Use affine combinations to compute it.
7661 (difference_cost): Likewise.
7662 (get_computation_cost_at): Compute more accurate cost for addresses
7663 if the ratio is a multiplier allowed in addresses.
7664 For non-addresses, consider that an additional offset or symbol is
7667 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7669 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7670 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7672 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7673 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7674 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7676 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7677 to 1 for TYPE_SSE{IADD1,CVT1}.
7678 (prefix_vex_imm8): Removed.
7679 (length_vex): Only pass 1 as second argument to
7680 ix86_attr_length_vex_default if prefix_extra is 0.
7681 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7682 (length): For prefix vex computation use length_immediate
7683 attribute instead of prefix_vex_imm8.
7684 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7685 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7686 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7687 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7688 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7689 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7690 a space in between the operands.
7691 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7692 if one operand is 0xff and the other one si, di, bp or sp.
7693 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7694 other one si, di, bp or sp.
7695 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7696 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7697 type and mode attributes.
7698 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7699 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7700 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7701 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7702 prefix_data16 attribute iff MODE_DF.
7703 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7704 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7705 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7706 constm128_operand in length_immediate computation.
7707 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7708 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7709 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7710 length_immediate attribute to 1.
7711 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7712 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7713 for certain alternatives.
7714 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7715 prefix_data16 attribute if MODE_V1DF.
7716 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7717 length_immediate to 1.
7718 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7719 length_address to 4, set mode attribute to MODE_DI.
7720 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7721 (fxam<mode>2_i387): Set length attribute to 4.
7722 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7723 *prefetch_3dnow_rex): Override length_address attribute.
7724 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7726 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7727 (constm128_operand): Removed.
7728 * config/i386/i386.c (memory_address_length): For
7729 disp && !index && !base in 64-bit mode account for SIB byte if
7730 print_operand_address can't optimize disp32 into disp32(%rip)
7731 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7732 for fs: or gs: segment.
7733 (ix86_attr_length_immediate_default): When checking if shortform
7734 is possible, truncate immediate to the length of the non-shortened
7736 (ix86_attr_length_address_default): Ignore MEM_P operands
7738 (ix86_attr_length_vex_default): Only check for DImode on
7739 GENERAL_REG_P operands.
7740 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7741 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7742 (sse_cvttps2pi): Clear prefix_rep attribute.
7743 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7745 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7746 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7747 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7748 iff operand 2 is const_int_operand.
7749 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7750 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7751 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7753 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7755 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7756 prefix_data16 attribute for movlpd and movhpd instructions.
7757 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7758 length_immediate for shufpd instruction.
7759 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7760 (avx_cmpp<avxmodesuffixf2c><mode>3,
7761 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7762 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7763 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7764 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7765 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7766 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7767 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7768 prefix_data16 attribute for the first alternative to 1.
7769 (*avx_loadlps): Override length_immediate for the first alternative.
7770 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7771 attributes for second alternative.
7772 (*vec_concatv2sf_sse4_1): Override length_immediate and
7773 prefix_data16 attributes for second alternative.
7774 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7775 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7776 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7777 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7778 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7779 prefix_data16 and length_immediate to 1.
7780 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7782 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7783 prefix_extra attribute for variants that don't have 0f prefix alone.
7784 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7785 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7786 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7787 *sse4_1_pextrd): Set length_immediate to 1.
7788 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7789 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7791 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7792 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7793 length_immediate to 1 for second alternative.
7794 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7795 prefix_extra and length_immediate attributes for the first
7797 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7799 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7800 to 1 for the first and third alternative.
7801 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7803 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7805 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7807 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7808 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7809 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7810 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7811 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7812 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7813 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7814 ssse3_psign<mode>3): Override prefix_rex attribute.
7815 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7816 (ssse3_palignrti): Override length_immediate to 1.
7817 (ssse3_palignrdi): Override length_immediate to 1, override
7818 prefix_rex attribute.
7819 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7820 (sse4a_extrqi): Override length_immediate to 2.
7821 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7822 (sse4a_insertq): Override prefix_data16 to 0.
7823 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7824 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7825 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7826 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7827 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7828 and length_immediate to 1.
7829 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7830 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7831 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7832 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7833 and length_immediate to 1.
7834 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7835 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7836 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7837 avx_ptest256): Override prefix_extra to 1.
7838 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7839 Override prefix_data16 and length_immediate to 1.
7840 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7841 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7842 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7843 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7844 prefix_data16 to 0 and prefix_extra to 2.
7845 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7846 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7848 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7849 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7850 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7851 and prefix_extra to 2.
7852 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7853 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7854 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7855 avx_vpermilvar<mode>3,
7856 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7857 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7858 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7859 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7860 Override prefix_extra to 1.
7861 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7862 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7863 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7864 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7865 prefix_extra and length_immediate to 1.
7866 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7868 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7869 to 1 for the first alternative.
7870 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7871 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7873 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7874 *movv2sf_internal_avx, *movv2sf_internal): Override
7875 prefix_rep attribute for certain alternatives.
7876 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7877 attributes for certain alternatives.
7878 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7879 attributes for certain alternatives.
7880 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7881 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7882 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7883 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7884 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7885 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7886 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7887 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7888 length_immediate to 1 if operand 2 is const_int_operand.
7889 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7890 *vec_extractv2si_1): Set length_immediate attribute to 1.
7891 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7892 using old 3DNOW insn rather than SSE/3DNOW_A.
7893 (mmx_emms, mmx_femms): Clear modrm attribute.
7895 2009-05-29 Martin Jambor <mjambor@suse.cz>
7897 * tree-sra.c: New implementation of SRA.
7899 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7900 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7901 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7902 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7903 (SRA_MAX_STRUCTURE_COUNT): Removed.
7904 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7905 * doc/invoke.texi (sra-max-structure-size): Removed.
7906 (sra-field-structure-ratio): Removed.
7908 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7911 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7914 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7916 PR rtl-optimization/40101
7917 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7918 seqno. Adjust comment.
7919 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7920 inserting bookkeeping before a jump, the jump is not scheduled.
7921 When no positive seqno found, provide a value. Add comment.
7923 2009-05-29 Richard Guenther <rguenther@suse.de>
7925 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7926 short-cutting on the first component.
7928 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7931 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7932 for trees other than decls/types.
7934 2009-05-29 Richard Guenther <rguenther@suse.de>
7936 * tree-ssa-operands.c (get_expr_operands): Do not handle
7937 INDIRECT_REFs in the handled-component case. Remove
7938 unused get_ref_base_and_extent case.
7939 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7940 tree_low_cst and host_integerp where possible.
7941 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7942 codes for equivalence.
7943 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7945 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7947 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7948 to tmake_file for i[34567]86-*-cygwin*.
7950 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7953 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7954 (altivec_categorize_keyword, init_vector_keywords,
7955 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7958 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7960 * tree.c (handle_dll_attribute): Check if node is
7961 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7963 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7965 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7967 (thumb2_zero_extendqidi2): Likewise.
7969 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7971 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7972 instead of gen_movrt.
7973 * config/sh/sh.md (movrt): Remove.
7975 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7977 * doc/invoke.texi (IA-64 Options):
7978 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7979 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7980 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7981 -msched-prefer-non-control-spec-insns,
7982 -msched-stop-bits-after-every-cycle,
7983 -msched-count-spec-in-critical-path,
7984 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7985 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7986 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7987 and -msched-spec-verbose.
7989 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7991 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7992 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7994 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7996 2009-05-28 Richard Guenther <rguenther@suse.de>
7998 * tree-ssa-alias.c (ao_ref_init): New function.
7999 (ao_ref_base): Likewise.
8000 (ao_ref_base_alias_set): Likewise.
8001 (ao_ref_alias_set): Likewise.
8002 (refs_may_alias_p_1): Change signature.
8003 (refs_may_alias_p): Adjust.
8004 (refs_anti_dependent_p): Likewise.
8005 (refs_output_dependent_p): Likewise.
8006 (call_may_clobber_ref_p_1): Change signature.
8007 (call_may_clobber_ref_p): Adjust.
8008 (stmt_may_clobber_ref_p_1): New function split out from ...
8009 (stmt_may_clobber_ref_p): ... here.
8010 (maybe_skip_until): Adjust signature.
8011 (get_continuation_for_phi): Likewise.
8012 (walk_non_aliased_vuses): Likewise.
8013 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8014 (ao_ref_init): Declare.
8015 (ao_ref_base): Likewise.
8016 (ao_ref_alias_set): Likewise.
8017 (stmt_may_clobber_ref_p_1): Likewise.
8018 (walk_non_aliased_vuses): Adjust.
8019 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8020 (get_ref_from_reference_ops): remove.
8021 (vn_reference_lookup_2): Adjust signature.
8022 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8023 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8024 (vn_reference_lookup): Adjust.
8025 (vn_reference_insert): Likewise.
8026 (vn_reference_insert_pieces): Adjust signature.
8027 (visit_reference_op_call): Adjust.
8028 * tree-ssa-pre.c (get_expr_type): Simplify.
8029 (phi_translate_1): Adjust.
8030 (compute_avail): Likewise.
8031 (translate_vuse_through_block): Do not re-build trees.
8032 (value_dies_in_block_x): Likewise.
8033 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8035 (vn_reference_lookup_pieces): Adjust declaration.
8036 (vn_reference_insert_pieces): Likewise.
8038 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8040 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8041 with checking disabled.
8043 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8047 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8048 macro definition for support of three-operand format aligned
8049 .comm directive in assembler on cygwin/pe/mingw target OS.
8050 * configure: Regenerate.
8051 * config.h: Regenerate.
8053 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8054 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8055 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8057 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8058 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8060 2009-05-28 Ira Rosen <irar@il.ibm.com>
8062 PR tree-optimization/40254
8063 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8064 in analysis of basic blocks.
8066 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8069 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8070 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8071 (TARGET_INITIALIZER): Use it.
8072 * cse.c (CHEAPER): Move it up to the other macros.
8073 (insert): Rename this ...
8074 (insert_with_costs): ... to this. Add cost parameters. Update
8076 (insert): New function. Call insert_with_costs.
8077 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8078 find_reg_offset_for_const, try_const_anchors): New functions.
8079 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8080 when using a const-anchor. Call insert_const_anchors.
8081 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8082 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8084 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8086 * tree-inline.c (remap_decls): Enable nonlocalized variables
8087 when not optimizing.
8089 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8091 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8092 Simplify other tests involving optimize.
8094 2009-05-27 Tom Tromey <tromey@redhat.com>
8096 * unwind-dw2.c (_Unwind_DebugHook): New function.
8097 (uw_install_context): Call _Unwind_DebugHook.
8099 2009-05-27 Tom Tromey <tromey@redhat.com>
8101 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8103 2009-05-27 Ian Lance Taylor <iant@google.com>
8105 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8106 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8107 (ALL_LINKERFLAGS): Define.
8108 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8109 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8110 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8111 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8112 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8113 $(LINKER_FOR_BUILD).
8114 (build/gcov-iov$(build_exeext)): Likewise.
8116 2009-05-27 Julian Brown <julian@codesourcery.com>
8118 * gcse.c (target.h): Include.
8119 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8120 copy of argument to a pseudo register.
8122 2009-05-27 Diego Novillo <dnovillo@google.com>
8124 * tree-ssa-live.c (dump_scope_block): Document arguments.
8125 (dump_scope_blocks): Document.
8126 (debug_scope_blocks): New.
8127 * tree-flow.h (debug_scope_blocks): Declare.
8129 2009-05-21 Denis Chertykov <denisc@overta.ru>
8131 * doc/contrib.texi (Contributors): Add myself to the list.
8133 2009-05-27 Olivier Hainque <hainque@adacore.com>
8135 * expr.c (target_align): New function. Alignment the TARGET of an
8136 assignment may be assume to have.
8137 (highest_pow2_factor_for_target): Use it instead of relying on
8138 immediate tree attributes of TARGET, not necessarily honored when
8139 intermediate bitfields are involved.
8141 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8144 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8145 AVX, SSE4, AES, PCLMUL and POPCNT.
8147 2009-05-27 Diego Novillo <dnovillo@google.com>
8149 * tree-pretty-print.c (dump_location): New.
8150 (dump_generic_node): Call it.
8151 Factor code to handle BLOCK nodes ...
8152 (dump_block_node): ... here.
8154 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8156 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8158 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8160 * gcc-plugin.h: Include config.h and system.h.
8161 (IN_GCC): Define if not defined.
8163 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8166 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8169 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8171 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8173 * config/m32r/m32r.h: Ditto.
8174 * config/m32r/m32r.md: Ditto.
8175 * config/m32r/predicates.md: Ditto.
8177 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8179 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8181 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8184 (Loading plugins): typo.
8185 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8186 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8187 (Interacting with the GCC Garbage Collector): Added new section.
8188 (Giving information about a plugin): Added new section for
8190 * ggc.h (ggc_register_root_tab): Added declaration.
8191 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8192 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8193 (register_callback): Improved comment in declaration.
8194 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8195 (extra_root_vec) Added static variable for dynamic roots registration.
8196 (ggc_register_root_tab) Added new routine.
8197 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8198 PLUGIN_GGC_MARKING event.
8199 * ggc-zone.c: Include plugin.h.
8200 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8201 * ggc-page.c: Include plugin.h.
8202 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8203 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8204 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8205 (register_callback): check lack of callbacks for
8206 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8207 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8208 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8209 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8210 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8211 dependency on plugin.h.
8212 (plugin.o): Added dependency on ggc.h...
8214 2009-05-26 Richard Guenther <rguenther@suse.de>
8218 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8219 with mismatched comparison modes.
8221 * expr.c (expand_expr_real_1): Expand the operand of a
8222 VIEW_CONVERT_EXPR in its natural mode.
8224 2009-05-26 Ian Lance Taylor <iant@google.com>
8226 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8227 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8228 (ALL_COMPILERFLAGS): Define.
8229 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8230 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8231 (collect2$(exeext), collect2.o): Likewise.
8232 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8233 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8234 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8235 (libbackend.o, intl.o, cppdefault.o): Likewise.
8236 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8237 (build/%.o): Use $(COMPILER_FOR_BUILD).
8238 (build/gen%$(build_exeext)): Likewise.
8239 (build/gcov-iov$(build_exeext)): LIkewise.
8240 * config/t-darwin (darwin.o): Use $(COMPILER).
8241 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8242 * config/t-sol2 (sol2-c.o): Likewise.
8244 * config/t-vxworks (vxworks.o): Likewise.
8245 * config/x-darwin (host-darwin.o): Likewise.
8246 * config/x-hpux (host-hpux.o): Likewise.
8247 * config/x-linux (host-linux.o): Likewise.
8248 * config/x-solaris (host-solaris.o): Likewise.
8249 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8250 * config/arm/t-arm (arm-c.o): Likewise.
8251 * config/arm/t-pe (pe.o): Likewise.
8252 * config/arm/t-wince-pe (pe.o): Likewise.
8253 * config/i386/t-cygming (winnt.o): Likewise.
8254 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8255 * config/i386/t-cygwin (cygwin1.o): Likewise.
8256 (cygwin2.o): Likewise.
8257 * config/i386/t-i386 (i386-c.o): Likewise.
8258 * config/i386/t-interix (winnt.o): Likewise.
8259 * config/i386/t-netware (netware.o): Likewise.
8260 * config/i386/t-nwld (nwld.o): Likewise.
8261 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8262 * config/i386/x-i386 (driver-i386.o): Likewise.
8263 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8264 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8265 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8266 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8267 * config/mips/x-native (driver-native.o): Likewise.
8268 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8269 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8270 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8271 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8272 * config/score/t-score-elf (score7.o): Likewise.
8273 (score3.o): Likewise.
8274 * config/sh/t-sh (sh-c.o): Likewise.
8275 * config/sh/t-symbian (sh-c.o): Likewise.
8276 (symbian.o): Likewise.
8277 * config/spu/t-spu-elf (spu-c.o): Likewise.
8278 * config/v850/t-v850 (v850-c.o): Likewise.
8279 * config/v850/t-v850e (v850-c.o): Likewise.
8281 2009-05-26 Richard Guenther <rguenther@suse.de>
8283 PR tree-optimization/40122
8284 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8285 VECTOR_CSTs if possible.
8286 (fold_gimple_assign): Likewise.
8288 2009-05-26 Richard Guenther <rguenther@suse.de>
8291 * fold-const.c (fold_binary): Use the correct types for building
8294 2009-05-26 Richard Guenther <rguenther@suse.de>
8296 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8297 redundant calls to merge_alias_info.
8298 (bump_vector_ptr): Likewise.
8299 * tree-ssa-copy.c (merge_alias_info): Remove.
8300 (replace_exp_1): Remove call to merge_alias_info.
8301 (propagate_tree_value): Likewise.
8302 (fini_copy_prop): Propagate points-to info.
8303 * tree-flow.h (merge_alias_info): Remove.
8305 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8307 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8309 2009-05-25 Jan Hubicka <jh@suse.cz>
8311 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8312 * cgraph.h (struct inline_summary): New filed self_wize,
8313 size_inlining_benefit, self_time and time_inlining_benefit.
8314 (struct cgraph_global_info): Replace insns by time ans size fields.
8315 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8316 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8317 (ipcp_update_callgraph): Do not touch function bodies.
8318 * ipa-inline.c: Include except.h
8319 (MAX_TIME): New constant.
8320 (overall_insns): Remove.
8322 (overall_size, max_benefit): New static variables.
8323 (cgraph_estimate_time_after_inlining): New function.
8324 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8325 (cgraph_clone_inlined_nodes): Update size.
8326 (cgraph_mark_inline_edge): Update size.
8327 (cgraph_estimate_growth): Use size info.
8328 (cgraph_check_inline_limits): Check size.
8329 (cgraph_default_inline_p): Likewise.
8330 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8331 (cgraph_decide_recursive_inlining): Check size.
8332 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8334 (cgraph_decide_inlining): Likewise.
8335 (cgraph_decide_inlining_incrementally): Likewise; honor
8336 PARAM_EARLY_INLINING_INSNS.
8337 (likely_eliminated_by_inlining_p): New predicate.
8338 (estimate_function_body_sizes): New function.
8339 (compute_inline_parameters): Use it.
8340 * except.c (must_not_throw_labels): New function.
8341 * except.h (must_not_throw_labels): Declare.
8342 * tree-inline.c (init_inline_once): Kill inlining_weigths
8343 * tree-ssa-structalias.c: Avoid uninitialized warning.
8344 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8345 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8346 (PARAM_INLINE_CALL_COST): Remove.
8347 (PARAM_EARLY_INLINING_INSNS): New.
8349 2009-05-25 Richard Guenther <rguenther@suse.de>
8351 PR tree-optimization/36327
8352 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8353 callback for reference translation or lookup at the point of may-defs.
8354 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8355 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8356 for union COMPONENT_REFs.
8357 (vn_reference_lookup_3): New callback. Lookup from memset
8358 and CONSTRUCTOR assignment, translate through struct copies.
8359 (vn_reference_lookup_pieces): Make sure to not free the
8360 passed operands array. Adjust walk_non_aliased_vuses call.
8361 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8362 make sure we do not leak memory.
8364 2009-05-25 Richard Guenther <rguenther@suse.de>
8366 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8367 * tree-inline.c (expand_call_inline): Reset the escaped and
8369 * tree-ssa-structalias.c (pass_build_ealias): New.
8370 * tree-pass.h (pass_build_ealias): Declare.
8371 * passes.c (init_optimization_passes): Add PTA during
8372 early optimizations.
8373 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8374 and CALLUSED solutions.
8375 (dump_points_to_solution): New function, split out from ...
8376 (dump_points_to_info_for): ... here.
8377 * tree-parloops.c (parallelize_loops): Reset the escaped and
8380 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8383 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8384 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8386 2009-05-25 Ira Rosen <irar@il.ibm.com>
8388 PR tree-optimization/40238
8389 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8390 statements after basic block's labels.
8391 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8392 to free the allocated memory.
8394 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8396 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8397 return address with a USE.
8399 2009-05-24 Richard Guenther <rguenther@suse.de>
8402 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8403 array type from the main variant of the inner type.
8405 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8407 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8408 definition to bool (from int) to un-break build.
8409 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8411 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8413 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8414 discard_stmt_changes): Delete.
8415 * tree-ssa-operands.c (scb_stack): Delete.
8416 (init_ssa_operands): Do not initialize it.
8417 (fini_ssa_operands): Do not free it.
8418 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8420 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8421 update_stmt, remove the others. Fix comments.
8422 * tree-dfa.c (optimize_stack_restore): Likewise.
8423 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8424 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8425 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8426 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8428 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8429 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8430 (dom_opt_finalize_block): Likewise, adjusting access to
8432 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8433 (stmts_to_rescan): Change item type to gimple.
8434 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8436 2009-05-24 Ira Rosen <irar@il.ibm.com>
8438 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8439 * tree-pass.h (pass_slp_vectorize): New pass.
8440 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8441 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8442 * tree-vectorizer.c (timevar.h): Include.
8443 (user_vect_verbosity_level): Declare.
8444 (vect_location): Fix comment.
8445 (vect_set_verbosity_level): Update user_vect_verbosity_level
8446 instead of vect_verbosity_level.
8447 (vect_set_dump_settings): Add an argument. Ignore user defined
8448 verbosity if dump flags require higher level of verbosity. Print to
8449 stderr only for loop vectorization.
8450 (vectorize_loops): Update call to vect_set_dump_settings.
8451 (execute_vect_slp): New function.
8452 (gate_vect_slp): Likewise.
8453 (struct gimple_opt_pass pass_slp_vectorize): New.
8454 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8456 (vec_info_for_bb): New function.
8457 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8458 (VECTORIZATION_ENABLED): New macro.
8459 (SLP_ENABLED, SLP_DISABLED): Likewise.
8460 (vect_is_simple_use): Add bb_vec_info argument.
8461 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8462 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8463 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8464 vect_schedule_slp, vect_analyze_slp): Likewise.
8465 (vect_analyze_stmt): Add slp_tree argument.
8466 (find_bb_location): Declare.
8467 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8468 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8469 (vect_analyze_loop_operations, vect_analyze_loop,
8470 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8471 vect_finalize_reduction, vectorizable_reduction,
8472 vectorizable_live_operation, vect_transform_loop): Likewise.
8473 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8474 skip evolution analysis if analyzing a basic block.
8475 (dr_analyze_indices): Likewise.
8476 (initialize_data_dependence_relation): Skip the test whether the
8477 object is invariant for basic blocks.
8478 (compute_all_dependences): Skip dependence analysis for data
8479 references in basic blocks.
8480 (find_data_references_in_stmt): Don't fail in case of invariant
8481 access in basic block.
8482 (find_data_references_in_bb): New function.
8483 (find_data_references_in_loop): Move code to
8484 find_data_references_in_bb and add a call to it.
8485 (compute_data_dependences_for_bb): New function.
8486 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8487 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8489 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8490 unknown dependence in basic block and fail in case of dependence in
8492 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8493 dependence instances from either loop or basic block vectorization
8495 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8496 before calling nested_in_vect_loop_p.
8497 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8498 dependence instances from either loop or basic block vectorization
8500 (vect_verify_datarefs_alignment): Likewise.
8501 (vect_enhance_data_refs_alignment): Adjust function calls.
8502 (vect_analyze_data_refs_alignment): Likewise.
8503 (vect_analyze_group_access): Fix printing. Skip different checks if
8504 DR_STEP is 0. Keep strided stores either in loop or basic block
8505 vectorization data structure. Fix indentation.
8506 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8508 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8509 dependence instances from either loop or basic block vectorization
8511 (vect_analyze_data_refs): Update comment. Call
8512 compute_data_dependences_for_bb to analyze basic blocks.
8513 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8514 case of loop vectorization. In case of basic block vectorization use
8515 data-ref itself as a base.
8516 (vect_create_data_ref_ptr): In case of basic block vectorization:
8517 don't advance the pointer, add new statements before the current
8518 statement. Adjust function calls.
8519 (vect_supportable_dr_alignment): Support only aligned accesses in
8520 basic block vectorization.
8521 * common.opt (ftree-slp-vectorize): New flag.
8522 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8523 (vect_pattern_recog_1): Likewise.
8524 * tree-vect-stmts.c (process_use): Likewise.
8525 (vect_init_vector): Add new statements in the beginning of the basic
8526 block in case of basic block SLP.
8527 (vect_get_vec_def_for_operand): Adjust function calls.
8528 (vect_finish_stmt_generation): Likewise.
8529 (vectorizable_call): Add assert that it is loop vectorization, adjust
8531 (vectorizable_conversion, vectorizable_assignment): Likewise.
8532 (vectorizable_operation): In case of basic block SLP, take
8533 vectorization factor from statement's type and skip the relevance
8534 check. Adjust function calls.
8535 (vectorizable_type_demotion): Add assert that it is loop
8536 vectorization, adjust function calls.
8537 (vectorizable_type_promotion): Likewise.
8538 (vectorizable_store): Check for outer loop only in case of loop
8539 vectorization. Adjust function calls. For basic blocks, skip the
8540 relevance check and don't advance pointers.
8541 (vectorizable_load): Likewise.
8542 (vectorizable_condition): Add assert that it is loop vectorization,
8543 adjust function calls.
8544 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8545 that it is not reduction, get vector type, call only supported
8546 functions, skip loop specific parts.
8547 (vect_transform_stmt): Check for outer loop only in case of loop
8549 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8550 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8551 for external definition.
8552 * passes.c (pass_slp_vectorize): New pass.
8553 * tree-vect-slp.c (find_bb_location): New function.
8554 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8555 check for patterns only in loops.
8556 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8557 case of multiple types in basic block SLP.
8558 (vect_mark_slp_stmts_relevant): New function.
8559 (vect_supported_load_permutation_p): Fix comment.
8560 (vect_analyze_slp_instance): Add argument. In case of basic block
8561 SLP, take vectorization factor from statement's type, check that
8562 unrolling factor is 1. Adjust function call. Save SLP instance in
8563 either loop or basic block vectorization structure. Return FALSE,
8565 (vect_analyze_slp): Add argument. Get strided stores groups from
8566 either loop or basic block vectorization structure. Return FALSE
8567 if basic block SLP failed.
8568 (new_bb_vec_info): New function.
8569 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8570 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8571 (vect_schedule_slp): Add argument. Get SLP instances from either
8572 loop or basic block vectorization structure. Set vectorization factor
8573 to be 1 for basic block SLP.
8574 (vect_slp_transform_bb): New function.
8575 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8577 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8579 * final.c (shorten_branches): Do not align labels for jump tables.
8580 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8582 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8584 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8585 Remove outdated reference to flow.c and fix nits.
8586 * doc/gccint.texi: Tweak RTL description.
8587 * doc/rtl.texi: Likewise.
8589 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8591 * config/avr/avr.c: Change my email address.
8592 * config/avr/avr.h: Likewise.
8593 * config/avr/avr.md: Likewise.
8594 * config/avr/avr-protos.h: Likewise.
8595 * config/avr/libgcc.S: Likewise.
8597 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8599 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8600 (spu_split_load, spu_split_store): Change return type to int.
8601 (spu_split_convert): Declare.
8602 * config/spu/predicates.md (spu_mem_operand): Remove.
8603 (spu_mov_operand): Update.
8604 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8605 * config/spu/spu.c (regno_aligned_for_load): Remove.
8606 (reg_aligned_for_addr, spu_expand_load): Define.
8607 (spu_expand_extv): Reimplement and handle MEM.
8608 (spu_expand_insv): Handle MEM.
8609 (spu_sched_reorder): Handle insn's with length 0.
8610 (spu_legitimate_address_p): Reimplement.
8611 (store_with_one_insn_p): Return TRUE for any mode with size
8612 larger than 16 bytes.
8613 (address_needs_split): Define.
8614 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8616 (spu_convert_move): Define.
8617 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8618 (spu_split_store): Change all MEM's to TImode.
8619 (spu_init_expanders): Preallocate registers that correspond to
8620 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8622 (spu_split_convert): Define.
8623 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8624 (_move<mode>, _movdi, _movti): Update predicate and condition.
8625 (load, store): Change to define_split.
8626 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8628 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8629 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8630 define_insn_and_split of lshr<mode>3.
8631 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8632 (<v>ashr<mode>3_imm): Define.
8633 (extv, extzv, insv): Allow MEM operands.
8634 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8635 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8636 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8637 (_spu_convert2): Change to define_insn_and_split and remove the
8638 corresponding define_peephole2.
8639 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8640 Change predicates to memory_operand.
8642 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8644 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8646 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8648 PR tree-optimization/40219
8649 * tree.c (iterative_hash_expr): Make sure the builtin function is
8650 a normal builtin function and not a front end or back end builtin
8651 before indexing into the built_in_decls array.
8653 2009-05-22 Richard Guenther <rguenther@suse.de>
8656 * alias.c (write_dependence_p): Do not use TBAA for answering
8657 anti-dependence or output-dependence.
8658 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8659 (emit_pointer_definition): Remove.
8660 (emit_alias_warning): Likewise.
8661 (find_what_var_points_to): Remove TBAA pruning code.
8662 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8664 (compute_points_to_sets): Remove code computing the set of
8665 dereferenced pointers.
8666 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8667 oracle for querying anti and output dependencies.
8668 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8669 if TBAA may be applied.
8670 (refs_anti_dependent_p): New function.
8671 (refs_output_dependent_p): Likewise.
8672 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8673 (refs_output_dependent_p): Likewise.
8674 * doc/tree-ssa.texi (Memory model): New section.
8675 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8676 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8677 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8678 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8679 * expr.c (expand_expr_real_1): Likewise.
8680 * gimple-low.c (lower_stmt): Likewise.
8681 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8682 (dump_gimple_cdt): Remove.
8683 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8684 (gimple_size): Likewise.
8685 (walk_gimple_op): Likewise.
8686 (is_gimple_stmt): Likewise.
8687 (walk_stmt_load_store_addr_ops): Likewise.
8688 (gimple_build_cdt): Remove.
8689 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8690 * gimple.h (gimple_cdt_new_type): Remove.
8691 (gimple_cdt_new_type_ptr): Likewise.
8692 (gimple_cdt_set_new_type): Likewise.
8693 (gimple_cdt_location): Likewise.
8694 (gimple_cdt_location_ptr): Likewise.
8695 (gimple_cdt_set_location): Likewise.
8696 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8697 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8698 GIMPLE_CHANGE_DYNAMIC_TYPE.
8699 (verify_types_in_gimple_stmt): Likewise.
8700 * tree-inline.c (estimate_num_insns): Likewise.
8701 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8702 (copy_decl_to_var): Likewise.
8703 (copy_result_decl_to_var): Likewise.
8704 * tree-pretty-print.c (dump_generic_node): Do not handle
8705 CHANGE_DYNAMIC_TYPE_EXPR.
8706 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8707 * tree-ssa-operands.c (get_expr_operands): Likewise.
8708 * tree-ssa-structalias.c (struct variable_info): Remove
8709 no_tbaa_pruning member.
8710 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8711 (unify_nodes): Do not copy it.
8712 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8713 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8714 (set_uids_in_ptset): Do not check it.
8715 (find_what_var_points_to): Likewise.
8716 (compute_tbaa_pruning): Remove.
8717 (compute_points_to_sets): Do not call it.
8718 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8719 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8720 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8721 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8722 (DECL_NO_TBAA_P): Likewise.
8723 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8724 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8725 (expand_omp_atomic_pipeline): Do not set it.
8726 * print-tree.c (print_node): Do not dump it.
8727 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8730 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8733 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8736 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8738 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8741 2009-05-22 Ben Elliston <bje@au.ibm.com>
8743 * Makefile.in (bversion.h, s-bversion): New targets.
8744 (TOPLEV_H): Add bversion.h.
8745 * toplev.h: Include "bversion.h".
8746 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8747 the __format__ attribute only if compiling with the same version
8748 of GCC as the sources (the "build version").
8750 2009-05-22 Ben Elliston <bje@au.ibm.com>
8752 * c-format.c (handle_format_attribute): Fix comment typo.
8754 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8757 * config/ia64/ia64.opt (mfused-madd): New.
8758 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8759 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8760 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8761 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8762 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8763 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8764 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8765 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8766 instruction if !TARGET_FUSED_MADD.
8767 (fpma, fpms): Remove colon from name.
8769 2009-05-22 Richard Guenther <rguenther@suse.de>
8771 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8772 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8773 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8775 (create_expression_by_pieces): Only convert if necessary.
8776 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8777 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8779 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8781 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8782 regular pattern from a template and rename it ...
8783 (*extzv_truncsi_exts): ... to this.
8785 2009-05-21 Richard Guenther <rguenther@suse.de>
8787 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8788 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8789 (cgraph_default_inline_p): Likewise.
8790 (cgraph_decide_inlining_incrementally): Likewise.
8792 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8793 Uros Bizjak <ubizjak@gmail.com>
8795 * config/i386/cpuid.h (bit_MOVBE): New.
8797 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8799 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8800 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8801 (ix86_handle_option): Handle OPT_mmovbe.
8802 (ix86_target_string): Add -mmovbe.
8803 (pta_flags): Add PTA_MOVBE.
8804 (processor_alias_table): Add PTA_MOVBE to "atom".
8805 (override_options): Handle PTA_MOVBE.
8807 * config/i386/i386.h (TARGET_MOVBE): New.
8809 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8810 (*bswapsi_movbe): New.
8811 (*bswapdi_movbe): Likewise.
8812 (bswapdi2): Renamed to ...
8814 (bswapdi2): New expander.
8816 * config/i386/i386.opt (mmovbe): New.
8818 * doc/invoke.texi: Document -mmovbe.
8820 2009-05-21 Taras Glek <tglek@mozilla.com>
8822 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8823 * gcc-plugin.h (plugin_init): Updated signature.
8824 * gcc-plugin.h (plugin_name_args): Moved to this header.
8825 * doc/plugins.texi (plugin_init): Updated documention to reflect
8827 * doc/plugins.texi (plugin_name_args): Added to documention.
8829 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8831 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8832 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8834 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8836 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8837 JUMP_TABLE_DATA_P predicates where applicable.
8838 * config/i386/predicates.md: Ditto.
8839 * config/i386/sse.md: Ditto.
8841 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8843 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8844 operand2 -128 override length_immediate attribute to 1.
8845 * config/i386/predicates.md (constm128_operand): New predicate.
8847 * config/i386/i386.c (memory_address_length): Handle %r12
8848 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8850 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8851 mode look through optional ZERO_EXTEND and SUBREG.
8852 * config/i386/i386.md (R12_REG): New define_constant.
8853 (prefix_data16): For sse unit set also for MODE_TI insns.
8854 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8855 insns set if operand 1 is ext_QIreg_operand.
8856 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8857 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8859 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8860 mode from MODE_DI to MODE_SI.
8861 (movdi_1_rex64): Override modrm and length_immediate attributes
8862 only for movabs (TYPE_IMOV, alternative 2).
8863 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8864 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8865 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8866 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8867 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8868 prefix_rex attribute if DImode.
8869 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8870 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8871 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8872 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8873 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8874 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8875 Likewise. For TYPE_IMOV clear length_immediate attribute.
8876 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8877 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8878 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8879 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8880 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8881 or one operand TYPE_ISHIFT.
8882 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8883 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8884 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8885 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8886 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8887 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8888 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8889 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8890 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8891 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8892 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8893 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8894 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8895 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8896 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8897 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8898 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8899 set mode attribute, don't override length attribute.
8900 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8902 (return_internal_long): Set length attribute to 2 instead of 1.
8903 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8904 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8905 prefix_rex attribute.
8906 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8908 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8910 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8912 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8914 2009-05-20 Ian Lance Taylor <iant@google.com>
8916 * tree.c (build_tree_list_vec_stat): New function.
8917 (ctor_to_vec): New function.
8918 (build_nt_call_vec): New function.
8919 (build_call_array): Change args to be a const pointer.
8920 (build_call_vec): New function.
8921 * tree.h (build_nt_call_vec): Declare.
8922 (build_tree_list_vec_stat): Declare.
8923 (build_tree_list_vec): Define.
8924 (build_call_array): Update declaration.
8925 (build_call_vec): Declare.
8926 (ctor_to_vec): Declare.
8927 * c-common.c (tree_vector_cache): New static variable.
8928 (make_tree_vector): New function.
8929 (release_tree_vector): New function.
8930 (make_tree_vector_single): New function.
8931 (make_tree_vector_copy): New function.
8932 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8933 (make_tree_vector_single, make_tree_vector_copy): Declare.
8934 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8935 (c_parser_expr_list): Don't manage cache here, instead call
8937 (c_parser_release_expr_list): Remove static function.
8938 (c_parser_vec_to_tree_list): Remove static function.
8939 (c_parser_attributes): Call build_tree_list_vec instead of
8940 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8941 c_parser_release_expr_list.
8942 (c_parser_postfix_expression_after_primary): Likewise.
8943 (c_parser_objc_keywordexpr): Likewise.
8945 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8947 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8948 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8949 TARGET_CONVERT_TO_TYPE.
8950 * hooks.c (hook_tree_const_tree_null): Define.
8951 * hooks.h (hook_tree_const_tree_null): Declare.
8952 * target.h (struct gcc_target): Add invalid_parameter_type,
8953 invalid_return_type, promoted_type, and convert_to_type fields.
8954 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8955 (TARGET_INVALID_RETURN_TYPE): Define.
8956 (TARGET_PROMOTED_TYPE): Define.
8957 (TARGET_CONVERT_TO_TYPE): Define.
8958 (TARGET_INITIALIZER): Update for new fields.
8959 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8960 (grokparms): Check targetm.invalid_parameter_type.
8961 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8962 * c-convert.c (convert): Check targetm.convert_to_type.
8964 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8966 * config/mips/mips.md (*extenddi_truncate<mode>,
8967 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8969 (*extendhi_truncateqi): New define_insn_and_sptit.
8971 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8974 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8975 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8977 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8979 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8980 the operand of VIEW_CONVERT_EXPR.
8982 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8984 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8985 extended family and model for Intel processors. Support Intel Atom.
8987 2009-05-20 Olivier Hainque <hainque@adacore.com>
8989 * gstab.h (stab_code_type): Define, to be used instead of the
8990 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8992 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8993 occurrences by stab_code_type.
8994 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8996 2009-05-20 Martin Jambor <mjambor@suse.cz>
8998 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8999 (sra_insert_before): Likewise.
9000 (sra_insert_after): Likewise.
9001 (sra_init_cache): Likewise.
9002 (sra_type_can_be_decomposed_p): Likewise.
9003 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9004 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9005 (sra_insert_before): Likewise.
9006 (sra_insert_after): Likewise.
9007 (sra_init_cache): Likewise.
9008 (insert_edge_copies_seq): Made static and moved upwards.
9010 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9013 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9015 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9016 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9019 2009-05-20 Richard Guenther <rguenther@suse.de>
9021 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9022 with mismatched comparison modes.
9024 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9026 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9027 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9028 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9029 with shifts for Thumb2.
9030 (orsi_notsi): New for orn.
9031 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9032 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9033 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9034 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9035 Don't invert remainder for IOR.
9037 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9039 PR tree-optimization/40087
9040 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9041 number_of_iterations_ne): Rename never_infinite argument.
9042 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9043 number_of_iterations_le): Handle pointer-type ivs when
9044 exit_must_be_taken is false.
9045 (number_of_iterations_cond): Do not always assume that
9046 exit_must_be_taken if the control variable is a pointer.
9048 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9050 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9051 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9053 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9055 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9056 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9058 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9061 * c.opt (Wlogical-op): Disabled by default.
9062 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9064 * doc/invoke.texi (Wlogical-op): Likewise.
9066 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9068 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9070 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9071 Propagate the type of the first operand.
9072 <ASSERT_EXPR>: Simplify.
9073 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9074 Rewrite using the RHS code as discriminant.
9075 <NOP_EXPR>: Turn into CASE_CONVERT.
9076 <PLUS_EXPR>: Propagate the type of the first operand.
9078 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9080 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9081 (ia64_dconst_0_375): New.
9082 * config/ia64/ia64.c (ia64_override_options): Remove
9083 -minline-sqrt-min-latency warning.
9084 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9085 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9086 * config/ia64/ia64.md (*sqrt_approx): Remove.
9087 (sqrtsf2): Remove #if 0.
9088 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9089 (sqrtdf): Remove assert.
9090 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9091 (sqrtxf2): Remove #if 0.
9092 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9093 * div.md (sqrt_approx_rf): New.
9094 (sqrtsf2_internal_thr): New implementation.
9095 (sqrtsf2_internal_lat): New.
9096 (sqrtdf2_internal_thr: New implementation.
9097 (sqrtxf2_internal): New implementation.
9099 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9100 Hans-Peter Nilsson <hp@axis.com>
9102 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9103 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9104 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9105 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9106 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9107 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9108 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9109 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9110 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9111 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9112 * c-common.c: ...from here.
9114 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9116 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9118 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9120 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9122 2009-05-19 Ben Elliston <bje@au.ibm.com>
9124 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9125 assignments with memcpy calls.
9126 (add_fdes): Likewise.
9127 (binary_search_unencoded_fdes): Likewise.
9128 (linear_search_fdes): Eliminate type puns.
9130 2009-05-19 Richard Guenther <rguenther@suse.de>
9132 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9133 not falsely claim to have propagated into all uses.
9135 2009-05-19 Ben Elliston <bje@au.ibm.com>
9137 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9140 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9142 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9143 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9144 (TARGET_LEGITIMATE_ADDRESS_P): New.
9145 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9146 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9148 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9151 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9152 child of the containing namespace's DIE.
9154 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9156 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9157 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9158 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9161 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9164 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9165 gen_align with gen_pad.
9166 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9167 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9169 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9170 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9172 * config/i386/i386.md (align): Renamed to ...
9173 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9174 ASM_OUTPUT_MAX_SKIP_PAD.
9176 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9178 * config.gcc: Fix variable syntax.
9181 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9182 before calling exact_log2.
9183 (output_iorsi3): Likewise.
9184 (output_xorsi3): Likewise.
9186 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9188 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9189 for the none zero constant operand except for EQ and NE
9190 comprisons even when the first operand is R0.
9192 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9194 * config/s390/2064.md: Remove trailing whitespaces.
9195 * config/s390/2084.md: Likewise.
9196 * config/s390/constraints.md: Likewise.
9197 * config/s390/fixdfdi.h: Likewise.
9198 * config/s390/libgcc-glibc.ver: Likewise.
9199 * config/s390/s390-modes.def: Likewise.
9200 * config/s390/s390-protos.h: Likewise.
9201 * config/s390/s390.c: Likewise.
9202 * config/s390/s390.h: Likewise.
9203 * config/s390/s390.md: Likewise.
9204 * config/s390/tpf-unwind.h: Likewise.
9206 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9208 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9210 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9213 * configure.ac (m68k-*-*): Check if binutils support TLS.
9214 * configure: Regenerate.
9215 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9216 * config/m68k/constraints.md (Cu): New constraint.
9217 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9218 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9219 (movsi): Handle TLS symbols.
9220 (addsi3_5200): Handle XTLS symbols, indent.
9221 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9222 (m68k_tls_reference_p): Declare.
9223 (m68k_legitimize_address): Declare.
9224 (m68k_unwrap_symbol): Declare.
9225 * config/m68k/m68k.opt (mxtls): New option.
9226 * config/m68k/m68k.c (ggc.h): Include.
9227 (m68k_output_dwarf_dtprel): Implement hook.
9228 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9229 (m68k_expand_prologue): Load GOT pointer when function needs it.
9230 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9231 (m68k_legitimate_constant_address_p): Same.
9232 (m68k_decompose_address): Handle TLS references.
9233 (m68k_get_gp): New static function.
9234 (enum m68k_reloc): New contants.
9235 (TLS_RELOC_P): New macro.
9236 (m68k_wrap_symbol): New static function.
9237 (m68k_unwrap_symbol): New function.
9238 (m68k_final_prescan_insn_1): New static function.
9239 (m68k_final_prescan_insn): New function.
9240 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9242 (legitimize_pic_address): Handle TLS references..
9243 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9244 (m68k_libcall_value_in_a0_p)
9245 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9246 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9247 (m68k_legitimize_tls_address): Handle TLS references.
9248 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9250 (m68k_legitimize_address): Handle TLS symbols.
9251 (m68k_get_reloc_decoration): New static function.
9252 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9254 (m68k_output_dwarf_dtprel): Implement hook.
9255 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9256 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9257 m68k_call_* routines.
9258 (sched_attr_op_type): Handle TLS symbols.
9259 (gt-m68k.h): Include.
9260 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9261 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9263 2009-05-18 Martin Jambor <mjambor@suse.cz>
9265 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9266 (visit_store_addr_for_mod_analysis): New function.
9267 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9268 (determine_cst_member_ptr): Use gimple_assign_single_p.
9269 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9270 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9271 operands. Don't check number of operands of a NOP_EXPR.
9273 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9275 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9277 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9280 * c-common.c (warn_logical_operator): Don't warn if one of
9281 expression isn't always true or false.
9283 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9285 * config/i386/biarch32.h: New file.
9286 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9288 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9290 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9291 *zero_extend<mode>_truncqi): Merge these into ...
9292 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9293 Name the pattern following this as *zero_extendhi_truncqi.
9295 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9298 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9299 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9300 (output_info): Make field HOST_WIDEST_INT.
9301 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9302 (dump_bitmat_statistics): Same.
9304 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9306 * config.gcc (use_gcc_stdint): Set to wrap.
9307 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9308 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9309 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9310 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9311 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9312 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9313 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9314 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9316 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9318 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9320 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9321 Move definitions earlier.
9322 (OPT_ARCH64, OPT_ARCH32): Define.
9323 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9326 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9329 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9332 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9334 * arm.md (movdi2): Copy non-reg values to DImode registers.
9336 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9339 * final.c (label_to_max_skip): New function.
9340 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9341 CODE_LABEL_NUMBER <= max_labelno.
9342 * output.h (label_to_max_skip): New prototype.
9343 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9344 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9345 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9346 Handle CODE_LABELs with >= 16 byte alignment or with
9347 max_skip == (1 << align) - 1.
9348 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9349 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9352 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9353 .p2align 3 if MAX_SKIP is smaller than 7.
9354 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9356 2009-05-15 Ian Lance Taylor <iant@google.com>
9358 * alias.c (struct alias_set_entry_d): Rename from struct
9359 alias_set_entry. Change all uses.
9360 * except.c (struct call_site_record_d): Rename from struct
9361 call_site_record. Change all uses.
9362 * except.h (struct eh_region_d): Rename from struct eh_region.
9364 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9366 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9367 ivtype_map_elt. Change all uses.
9368 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9370 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9371 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9373 (struct sese_d): Rename from struct sese. Change all uses.
9374 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9375 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9376 * optabs.h (struct optab_d): Rename from struct optab. Change all
9378 (struct convert_optab_d): Rename from struct convert_optab.
9380 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9381 ipa_opt_pass. Change all uses.
9382 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9385 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9386 defined as a typedef.
9387 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9390 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9393 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9395 (merge_ranges): Returns bool.
9396 * tree.h (make_range): .. to here.
9397 (build_range_check): Likewise.
9398 (merge_ranges): Likewise. Renamed from merge_ranges.
9399 * c-typeck.c (parser_build_binary_op): Update calls to
9400 warn_logical_operator.
9401 * c-common.c (warn_logical_operator): Add new warning.
9402 * c-common.h (warn_logical_operator): Update declaration.
9404 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9406 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9408 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9410 * doc/install.texi: Document MPC requirements, flags etc.
9412 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9413 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9414 Evaluate constant arguments.
9415 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9416 (fold_builtin_1): Likewise, also evaluate constant arguments.
9417 Remove superfluous break.
9418 (do_mpc_ckconv): New.
9419 * real.h: Include mpc.h.
9420 * toplev.c (print_version): Output MPC version info if available.
9422 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9424 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9426 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9428 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9431 2009-05-15 Jan Hubicka <jh@suse.cz>
9433 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9434 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9435 (try_inline): Fix return value.
9436 (cgraph_decide_inlining_incrementally): Honor new value.
9437 (cgraph_early_inlining): Handle indirect inlining.
9438 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9440 2009-05-15 Jan Hubicka <jh@suse.cz>
9442 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9443 * cgraphunit.c (cgraph_finalize_function): Set it.
9444 (cgraph_expand_function): Use it.
9446 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9448 * real.c (encode_ieee_half): Define.
9449 (decode_ieee_half): Define.
9450 (ieee_half_format): Define.
9451 (arm_half_format): Define.
9452 * real.h (ieee_half_format): Declare.
9453 (arm_half_format): Declare.
9455 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9457 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9458 swapped, and reversed optabs exist before trying to use them.
9460 2009-05-15 Paul Brook <paul@codesourcery.com>
9461 Sandra Loosemore <sandra@codesourcery.com>
9463 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9464 loads. Allow PRE_DEC.
9465 (output_move_neon): Handle PRE_DEC.
9466 (arm_print_operand): Add 'A' for neon structure loads.
9467 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9468 * config/arm/neon.md (neon_mov): Update comment.
9469 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9471 (Um): New constraint.
9473 2009-05-15 Jan Hubicka <jh@suse.cz>
9475 Revert the following patch until testsuite fallout is fixed:
9476 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9477 * cgraph.h (struct inline_summary): New filed self_wize,
9478 size_inlining_benefit, self_time and time_inlining_benefit.
9479 (struct cgraph_global_info): Replace insns by time ans size fields.
9480 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9481 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9482 (ipcp_update_callgraph): Do not touch function bodies.
9483 * ipa-inline.c: Include except.h
9484 (MAX_TIME): New constant.
9485 (overall_insns): Remove
9486 (overall_size, max_benefit): New static variables.
9487 (cgraph_estimate_time_after_inlining): New function.
9488 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9489 (cgraph_clone_inlined_nodes): Update size.
9490 (cgraph_mark_inline_edge): Update size.
9491 (cgraph_estimate_growth): Use size info.
9492 (cgraph_check_inline_limits): Check size.
9493 (cgraph_default_inline_p): Likewise.
9494 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9495 (cgraph_decide_recursive_inlining): Check size.
9496 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9498 (cgraph_decide_inlining): Likewise.
9499 (cgraph_decide_inlining_incrementally): Likewise; honor
9500 PARAM_EARLY_INLINING_INSNS.
9501 (likely_eliminated_by_inlining_p): New predicate.
9502 (estimate_function_body_sizes): New function.
9503 (compute_inline_parameters): Use it.
9504 * except.c (must_not_throw_labels): New function.
9505 * except.h (must_not_throw_labels): Declare.
9506 * tree-inline.c (init_inline_once): Kill inlining_weigths
9507 * tree-ssa-structalias.c: Avoid uninitialized warning.
9508 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9509 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9510 (PARAM_INLINE_CALL_COST): Remove.
9511 (PARAM_EARLY_INLINING_INSNS): New.
9513 2009-05-15 Richard Guenther <rguenther@suse.de>
9515 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9516 not TODO_update_ssa.
9518 2009-05-15 Richard Guenther <rguenther@suse.de>
9520 PR tree-optimization/39999
9521 * gimple.h (gimple_expr_type): Use the expression type looking
9522 through useless conversions.
9523 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9524 (vn_nary_op_insert_stmt): Likewise.
9525 (simplify_binary_expression): Likewise.
9527 2009-05-15 Richard Guenther <rguenther@suse.de>
9529 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9530 New options, enabled by default.
9531 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9533 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9534 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9535 * tree-ssa-structalias.c (gate_tree_pta): New function.
9536 (pass_build_alias): Use it.
9538 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9540 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9541 recurse on an invariant address if a conversion from a pointer
9542 type to a wider integer type is involved.
9544 2009-05-15 Jan Hubicka <jh@suse.cz>
9546 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9547 * cgraph.h (struct inline_summary): New filed self_wize,
9548 size_inlining_benefit, self_time and time_inlining_benefit.
9549 (struct cgraph_global_info): Replace insns by time ans size fields.
9550 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9551 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9552 (ipcp_update_callgraph): Do not touch function bodies.
9553 * ipa-inline.c: Include except.h
9554 (MAX_TIME): New constant.
9555 (overall_insns): Remove
9556 (overall_size, max_benefit): New static variables.
9557 (cgraph_estimate_time_after_inlining): New function.
9558 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9559 (cgraph_clone_inlined_nodes): Update size.
9560 (cgraph_mark_inline_edge): Update size.
9561 (cgraph_estimate_growth): Use size info.
9562 (cgraph_check_inline_limits): Check size.
9563 (cgraph_default_inline_p): Likewise.
9564 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9565 (cgraph_decide_recursive_inlining): Check size.
9566 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9568 (cgraph_decide_inlining): Likewise.
9569 (cgraph_decide_inlining_incrementally): Likewise; honor
9570 PARAM_EARLY_INLINING_INSNS.
9571 (likely_eliminated_by_inlining_p): New predicate.
9572 (estimate_function_body_sizes): New function.
9573 (compute_inline_parameters): Use it.
9574 * except.c (must_not_throw_labels): New function.
9575 * except.h (must_not_throw_labels): Declare.
9576 * tree-inline.c (init_inline_once): Kill inlining_weigths
9577 * tree-ssa-structalias.c: Avoid uninitialized warning.
9578 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9579 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9580 (PARAM_INLINE_CALL_COST): Remove.
9581 (PARAM_EARLY_INLINING_INSNS): New.
9582 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9583 (inline-call-cost): Remove.
9584 (early-inlining-insns): New.
9586 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9588 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9590 (print_int_cst_bounds_in_octal_p): Likewise.
9591 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9593 * dwarf2out.c (base_type_die): Likewise.
9594 (is_subrange_type): Delete.
9595 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9596 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9597 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9598 if the destination type is boolean.
9599 (build_range_check): Do not special-case subtypes.
9600 (fold_sign_changed_comparison): Likewise.
9601 (fold_unary): Likewise.
9602 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9603 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9604 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9605 * tree.c (subrange_type_for_debug_p): New predicate based on the
9606 former is_subrange_type.
9607 * tree.h (subrange_type_for_debug_p): Declare.
9608 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9609 (convert_affine_scev): Remove call to above function.
9610 (chrec_convert_aggressive): Likewise.
9611 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9612 false for conversions involving subtypes.
9613 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9614 (vrp_val_min): Likewise.
9615 (needs_overflow_infinity): Likewise.
9616 (extract_range_from_unary_expr): Likewise.
9618 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9620 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9621 * config/frv/frv.c: Likewise.
9622 * config/s390/s390.c: Likewise.
9623 * config/sparc/sparc.h: Likewise.
9624 * config/i386/i386.h: Likewise.
9625 * config/i386/i386.c: Likewise.
9626 * config/crx/crx.c: Likewise.
9627 * config/m68hc11/m68hc11.h: Likewise.
9628 * config/iq2000/iq2000.c: Likewise.
9629 * config/mn10300/mn10300.h: Likewise.
9630 * config/mn10300/mn10300.c: Likewise.
9631 * config/m68k/m68k.c: Likewise.
9632 * config/rs6000/rs6000.c: Likewise.
9633 * config/rs6000/xcoff.h: Likewise.
9634 * config/rs6000/linux64.h: Likewise.
9635 * config/rs6000/sysv4.h: Likewise.
9636 * config/score/score3.c: Likewise.
9637 * config/score/score7.c: Likewise.
9638 * config/score/score.c: Likewise.
9639 * config/arm/arm.md: Likewise.
9640 * config/mips/mips.c: Likewise.
9641 * config/mips/mips.md: Likewise.
9642 * config/bfin/bfin.h: Likewise.
9643 * config/pa/pa.c: Likewise.
9644 * config/pa/constraints.md: Likewise.
9646 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9647 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9648 * config/pdp11/pdp11.h: Use memory_address_p instead.
9650 2009-05-14 Ian Lance Taylor <iant@google.com>
9652 * passes.c (finish_optimization_passes): Change i to int.
9653 * plugin.c (plugins_active_p): Change event to int.
9654 (dump_active_plugins): Likewise.
9655 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9657 * tree.c (tree_range_check_failed): Change c to unsigned int.
9658 (omp_clause_range_check_failed): Likewise.
9659 (build_common_builtin_nodes): Change mode to int. Add cast.
9660 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9661 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9663 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9664 ++ or -- with a variable of enum type.
9666 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9669 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9671 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9673 * store-motion.c: Do not include params.h
9674 * Makefile.in: Fix dependencies for various files.
9676 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9678 * auto-inc-dec.c: Fix pass description, remove apparent
9679 accidental duplication.
9681 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9684 * ipa-utils.h (memory_identifier_string): Moved to ...
9685 * tree.h (memory_identifier_string): Here. Add GTY(()).
9687 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9689 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9690 in the former documentation of...
9691 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9692 * ira-conflicts.c (get_dup_num): Use address_operand.
9693 * targhooks.c (default_legitimate_address_p): New.
9694 * targhooks.h (default_legitimate_address_p): New.
9695 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9697 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9698 * target.h (struct target): Add legitimate_address_p.
9699 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9700 (TARGET_INITIALIZER): Include it.
9702 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9703 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9704 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9705 (TARGET_LEGITIMATE_ADDRESS_P): New.
9707 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9708 (REG_OK_STRICT_P): Delete.
9709 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9710 (frv_legitimate_address_p_1): ... this.
9711 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9712 (frv_legitimate_address_p_1): ... the renamed old
9713 frv_legitimate_address_p.
9714 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9715 (TARGET_LEGITIMATE_ADDRESS_P): New.
9717 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9718 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9719 * config/s390/s390.c (legitimate_address_p): Rename to...
9720 (s390_legitimate_address_p): ... this, make static.
9721 (legitimize_address): Adjust call.
9722 (TARGET_LEGITIMATE_ADDRESS_P): New.
9723 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9725 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9726 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9727 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9728 (TARGET_LEGITIMATE_ADDRESS_P): New.
9730 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9731 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9732 * config/spu/spu.c (spu_legitimate_address): Rename to...
9733 (spu_legitimate_address_p): ... this, make static.
9734 (TARGET_LEGITIMATE_ADDRESS_P): New.
9736 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9737 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9738 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9739 (sparc_legitimate_address_p): ... this, make static and return bool.
9740 (legitimize_address): Adjust call.
9741 (TARGET_LEGITIMATE_ADDRESS_P): New.
9743 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9744 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9745 * config/i386/i386.c (legitimate_address_p): Rename to...
9746 (ix86_legitimate_address_p): ... this, make static.
9747 (constant_address_p): Move after it, adjust call.
9748 (TARGET_LEGITIMATE_ADDRESS_P): New.
9750 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9751 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9752 * config/avr/avr.c (legitimate_address_p): Rename to...
9753 (avr_legitimate_address_p): ... this, make static.
9754 (legitimize_address): Adjust call.
9755 (TARGET_LEGITIMATE_ADDRESS_P): New.
9757 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9758 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9759 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9760 (TARGET_LEGITIMATE_ADDRESS_P): New.
9762 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9763 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9764 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9765 (TARGET_LEGITIMATE_ADDRESS_P): New.
9767 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9768 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9770 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9772 (TARGET_LEGITIMATE_ADDRESS_P): New.
9774 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9775 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9777 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9779 (m68hc11_legitimate_address_p): ... this, make static.
9780 (go_if_legitimate_address_internal): Rename to...
9781 (m68hc11_legitimate_address_p_1): ... this.
9782 (legitimize_address): Adjust call.
9783 (TARGET_LEGITIMATE_ADDRESS_P): New.
9785 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9786 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9787 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9788 (TARGET_LEGITIMATE_ADDRESS_P): New.
9790 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9791 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9792 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9793 (mn10300_legitimate_address_p): ... this, make static.
9794 (TARGET_LEGITIMATE_ADDRESS_P): New.
9796 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9797 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9798 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9799 (TARGET_LEGITIMATE_ADDRESS_P): New.
9801 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9802 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9803 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9804 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9805 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9806 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9807 (rs6000_legitimate_address_p): ... this, make static.
9808 (TARGET_LEGITIMATE_ADDRESS_P): New.
9809 (REG_MODE_OK_FOR_BASE_P): Delete.
9810 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9812 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9813 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9815 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9816 static, adjust types.
9817 (TARGET_LEGITIMATE_ADDRESS_P): New.
9819 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9820 * config/score/score.c (score_address_p): Rename to...
9821 (score_legitimate_address_p): ... this.
9822 (TARGET_LEGITIMATE_ADDRESS_P): New.
9823 * config/score/score3.c (score3_address_p): Rename to...
9824 (score3_legitimate_address_p): ... this.
9825 * config/score/score7.c (score7_address_p): Rename to...
9826 (score7_legitimate_address_p): ... this.
9828 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9829 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9830 GO_IF_LEGITIMATE_ADDRESS): Delete.
9831 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9832 thumb2_legitimate_address_p): Delete.
9833 (arm_legitimate_address_p): Rename to...
9834 (arm_legitimate_address_outer_p): ... this.
9835 * config/arm/constraints.md ("Uq"): Adjust call.
9836 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9837 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9839 (arm_legitimate_address_outer_p): ... this.
9840 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9842 (TARGET_LEGITIMATE_ADDRESS_P): New.
9844 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9845 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9846 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9847 (TARGET_LEGITIMATE_ADDRESS_P): New.
9849 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9850 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9851 * config/vax/vax.c (legitimate_address_p): Rename to...
9852 (vax_legitimate_address_p): ... this, make static.
9853 (TARGET_LEGITIMATE_ADDRESS_P): New.
9855 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9856 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9857 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9858 (TARGET_LEGITIMATE_ADDRESS_P): New.
9860 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9861 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9862 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9863 (mmix_legitimate_address_p): ... this, make static.
9864 (TARGET_LEGITIMATE_ADDRESS_P): New.
9866 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9867 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9868 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9869 (TARGET_LEGITIMATE_ADDRESS_P): New.
9871 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9873 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9874 of MODE_COMPLEX_INT.
9876 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9878 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9879 LCT_NORMAL in function call.
9880 * mips-tdump.c (print_file_desc): Add cast to enum type.
9881 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9882 (mark_stabs): Add casts to enum types.
9883 (parse_stabs_common): Add casts to enum types.
9885 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9887 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9888 Check for invalid values of LETTER.
9890 2009-05-13 Taras Glek <tglek@mozilla.com>
9892 * attribs.c (register_attribute): moved out attribute registration
9893 into register_attribute.
9894 * doc/plugins.texi: Documented register_attribute and
9896 * gcc-plugin.h: Added forward decl for register_attribute.
9897 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9898 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9899 PLUGIN_ATTRIBUTES boilerplate.
9901 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9903 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9904 values even in sentinel and empty entries.
9905 (ms_printf_flag_specs): Likewise.
9906 (ms_scanf_flag_specs): Likewise.
9907 (ms_strftime_flag_specs): Likewise.
9908 (ms_print_char_table): Likewise.
9909 (ms_scan_char_table): Likewise.
9910 (ms_time_char_table): Likewise.
9912 2009-05-13 Doug Kwan <dougkwan@google.com>
9914 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9916 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9918 * config/mips/mips.md (store): Add attributes for QI and HI.
9920 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9921 (truncdi<mode>2): ... this new pattern.
9923 2009-05-13 Brad Hards <bradh@kde.org>
9925 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9927 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9928 Ben Elliston <bje@au.ibm.com>
9931 * dse.c (check_mem_read_rtx): Guard against width == -1.
9933 2009-05-13 Michael Matz <matz@suse.de>
9936 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9937 (trivially_conflicts_p): New function.
9938 (insert_backedge_copies): Use it.
9940 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9942 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9943 (handle_stdc_pragma): Use new enum constant names.
9944 (handle_pragma_float_const_decimal64): Ditto.
9946 2009-05-13 Ian Lance Taylor <iant@google.com>
9948 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9951 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9953 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9954 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9956 * config/m68k/m68k.h (FL_UCLINUX): Define.
9958 2009-05-13 Jan Hubicka <jh@suse.cz>
9960 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9962 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9964 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9965 unless -fschedule-insns is specified.
9967 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9970 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9971 TARGET_EXPAND_CBRANCHDI4.
9972 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9973 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9974 (cmpeqdi): Fix comment.
9976 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9978 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9979 (sh_legitimate_address_p): Likewise.
9980 * config/sh/sh.c (sh_legitimate_index_p): New.
9981 (sh_legitimate_address_p): Likewise.
9982 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9983 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9984 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9985 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9986 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9987 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9988 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9989 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9990 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9992 2009-05-12 Jan Hubicka <jh@suse.cz>
9994 * tree-inline.c (estimate_operator_cost): Add operands;
9995 when division happens by constant, it is cheap.
9996 (estimate_num_insns): Loads and stores are not having cost of 0;
9997 EH magic stuff is cheap; when computing runtime cost of switch,
9998 use log2 base of amount of its cases; builtin_expect has cost of 0;
9999 compute cost for moving return value of call.
10000 (init_inline_once): Initialize time_based flags.
10001 * tree-inline.h (eni_weights_d): Add time_based flag.
10003 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10005 * df-core.c: Update head documentation.
10007 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10010 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10011 shadowing exisiting variable op1.
10013 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10016 * config/i386/driver-i386.c (processor_signatures): New enum.
10017 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10018 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10019 processor signature to detect geode processor.
10021 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10025 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10027 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10028 causes spurious differences between trunk and cond-optab branch.
10030 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10032 * dojump.c (compare_from_rtx): Delete.
10033 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10034 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10035 if the comparison does not satisfy the predicate; test predicates for
10036 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10037 further if one existing pattern fails.
10038 * expr.h (compare_from_rtx): Delete.
10039 (prepare_operand): Declare it.
10040 * optabs.c: Change "lib call" to "libcall" throughout.
10041 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10042 HAVE_conditional_trap, emit_cmp_insn): Delete.
10043 (can_compare_p): Delete cmp_optab case.
10044 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10045 Accept other parameters by value.
10046 (prepare_operand): Make non-static.
10047 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10048 other parameters by value. Try to widen operands here based on
10049 an optab_methods argument and looking at cbranch_optab.
10050 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10051 loop. Use cbranch_optab directly.
10052 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10053 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10055 (emit_conditional_move, emit_conditional_add): Inline what's needed
10056 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10057 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10058 with COMPARE. Move cmov_optab and cstore_optab above
10059 with cbranch_optab, move cmp_optab down with ucmp_optab,
10060 remove tst_otpab. Do not initialize trap_rtx.
10061 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10062 for trap code. Do not check HAVE_conditional_trap. Use
10063 prepare_cmp_insn. Accept no predicate for operand 3.
10064 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10065 (OTI_ctrap, ctrap_optab): New.
10066 (tst_optab): Delete.
10067 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10068 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10069 with lookup of ctrap_optab.
10070 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10072 (ctrap_optab): New.
10074 * combine.c (combine_simplify_rtx, simplify_set): Do not
10075 special case comparing against zero for cc0 machines.
10076 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10077 COMPARE on cc0 machines.
10078 (simplify_relational_operation): Return a new expression when
10079 a COMPARE could be removed.
10080 * final.c (final_scan_insn): Compare cc_status values
10081 against LHS of a (compare FOO (const_int 0)) cc0 source.
10082 Also check if cc_status.value is the full compare.
10084 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10085 (cstoreMM4): Document.
10086 (conditional_trap): Document ctrapMM4 instead.
10087 (sync_compare_and_swapMM): Refer to cbranchcc4.
10088 (Dependent Patterns): Eliminate obsolete information referring to
10089 the old jump optimization phase.
10090 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10091 of compares with 0 on cc0 machines.
10092 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10093 avoiding references to cc0. Remove text about storing operands
10095 * doc/tm.texi (Condition Codes): Include blurb on different
10096 condition code representations, separate into subsections for
10097 CC0, MODE_CC and conditional execution.
10099 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10100 alpha_emit_setcc): Accept operands and a machine mode.
10101 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10102 Get code/op0/op1 from operands, use machine mode argument
10103 instead of alpha_compare.fp_p. Emit the branch here.
10104 (alpha_emit_setcc): Likewise, and return boolean.
10105 (alpha_emit_conditional_move): Likewise. Assert that
10106 cmp_op_mode == cmp_mode, and simplify accordingly.
10107 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10108 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10109 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10111 (stack probe test): Use cbranchdi4.
10112 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10114 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10115 * config/arc/arc.h (movsicc, movsfcc): Use it.
10116 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10117 (cbranchsi4, cstoresi4): New.
10118 (cmpsi, bCC and sCC expanders): Remove.
10120 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10121 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10122 * config/arm/predicates.md (arm_comparison_operator): Only include
10123 floating-point operators if there is a hardware floating-point unit.
10124 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10125 deferring to cbranch_cc and cstore_cc respectively.
10126 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10127 cbranch_cc, cstore_cc): New.
10128 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10130 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10132 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10133 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10135 (adjust_insn_length): Adjust calls.
10136 (avr_reorg): Handle (compare (foo) (const_int 0)).
10137 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10138 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10139 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10140 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10142 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10143 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10145 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10146 (cbranchsi4, cstorebi4, cstoresi4): New.
10147 (movbisi): This insn is duplicate, split it to zero_extend.
10148 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10149 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10150 (bfin_optimize_loop): Use cbranch expander.
10151 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10152 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10153 (bfin_bimode_comparison_operator): ... this.
10154 (bfin_direct_comparison_operator): New.
10156 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10157 inside (compare FOO (const_int 0)).
10158 (cris_rtx_costs): Handle ZERO_EXTRACT.
10159 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10160 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10161 (*tstdi_v32): Delete.
10162 (*cmpdi_non_v32): Add M alternative for operand 1.
10163 (cmpsi, cmp<mode>): Make private.
10164 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10166 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10168 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10169 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10170 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10171 (cc_reg_operand): New.
10172 (any_cond): Delete.
10173 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10174 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10175 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10176 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10177 crx_expand_scond): Delete.
10179 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10181 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10182 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10184 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10185 cstoresi4, cstoresf4, cstoredf4): New.
10186 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10187 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10188 Receive the entire operands array.
10189 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10190 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10191 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10192 Get test/op0/op1 from the operands array.
10193 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10195 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10196 (h8300_expand_store): New.
10197 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10199 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10200 (h8300_expand_store): New.
10201 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10202 or do not try to produce (set (cc0) REG).
10203 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10204 change a compare into a move to a scratch register. Disable some
10205 peepholes when comparing with zero.
10206 (tstsi, tsthi, tstsi, cmpqi): Make private.
10208 (bCC, sCC): Delete.
10209 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10212 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10213 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10214 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10215 (ix86_emit_i387_log1p): Use cbranchxf2.
10216 (ix86_expand_setcc): Return void.
10217 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10218 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10219 cmp<MODEF>, cmpcc): Remove.
10220 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10221 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10222 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10223 (sCC and bCC expanders): Remove.
10224 (stack_protect_test): Use cbranchcc4.
10226 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10228 (ia64_expand_compare): Accept three rtx by reference and return void.
10229 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10230 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10231 from *expr. Update *expr with the BImode comparison to do.
10232 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10233 cmptf, bCC, sCC, conditional_trap): Delete.
10234 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10235 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10236 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10237 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10238 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10240 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10241 type of last argument.
10242 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10243 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10244 use machine mode argument instead of branch_type. Remove dead
10245 code for floating-point comparisons.
10246 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10247 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10249 (cbranchsi4, cstoresi4): New.
10250 * config/iq2000/predicates.md (reg_or_const_operand): New.
10252 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10253 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10254 (b<code>_op): Rewrite to...
10255 (bcc_op): ... this, using match_operator.
10256 (s<code>_op): Rewrite to...
10257 (scc_op): ... this, using match_operator.
10258 (s<code>_24_op): Rewrite to...
10259 (scc_op_24): ... this, using match_operator.
10260 (s<code>_<mode>): Rewrite to...
10261 (cstore<mode>4): ... this, using match_operator.
10262 (s<code>_<mode>_24): Rewrite to...
10263 (cstore<mode>4_24): ... this, using match_operator.
10264 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10265 m32c_unpend_compare, m32c_expand_scc): Delete.
10266 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10267 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10268 (m32c_expand_movcc): Change NE to EQ if necessary.
10269 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10271 * config/m32r/m32r-protos.h (gen_cond_store): New.
10272 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10273 (gen_cond_store): New, from sCC patterns.
10274 (m32r_expand_block_move): Use cbranchsi4.
10275 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10276 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10277 (cbranchsi4, cstoresi4): New.
10279 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10281 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10282 (m68hc11_notice_update_cc): Look into a compare with 0.
10283 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10285 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10286 cmphi, cmpqi, bCC): Delete.
10287 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10288 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10289 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10292 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10293 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10294 * config/m68k/constraints.md (H): New.
10295 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10296 the define_insn below.
10297 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10298 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10299 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10300 patterns): Wrap RHS with COMPARE.
10301 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10302 (*cmpdi_internal): Name this pattern.
10303 (cmpdi): Change to define_insn.
10304 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10305 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10306 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10308 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10309 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10310 (conditional_trap): Change to...
10311 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10312 (*conditional_trap): Use the ordered_comparison_operator and
10313 const1_operand predicates.
10314 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10315 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10316 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10317 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10319 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10320 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10321 (mcore_gen_compare): New.
10322 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10323 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10324 (mcore_gen_compare): ... this.
10325 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10326 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10327 (stack probe pattern): Use cbranchsi4.
10329 * config/mips/predicates.md (mips_cstore_operator): New.
10330 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10331 * config/mips/mips.md (any_cond): Delete.
10332 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10334 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10335 fixuns_truncsfdi2): Use cbranch patterns.
10336 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10337 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10338 Adjust call to mips_expand_conditional_branch.
10339 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10341 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10342 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10343 * config/mips/mips.c (cmp_operands): Delete.
10344 (mips_emit_compare): Get comparison operands from *op0/*op1.
10345 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10346 that it succeeds. Use op0/op1 instead of cmp_operands.
10347 (mips_expand_conditional_branch, mips_expand_conditional_move,
10348 mips_expand_conditional_trap): Likewise.
10349 (mips_block_move_loop): Use cbranch patterns.
10350 * config/mips/mips.h (cmp_operands): Delete.
10352 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10353 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10354 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10355 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10356 (*cmpcc_folded): Rename to...
10357 (*cmpdi_folded): this.
10358 (*cmpcc): Rename to...
10360 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10363 (cbranchdf4): New. Handle invalid comparisons here.
10364 * config/mmix/predicates.md (float_comparison_operator): New.
10366 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10367 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10368 * config/mn10300/mn10300.md (tst): Delete.
10369 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10370 Name these patterns and wrap RHS in a compare.
10371 (*cmpsi): Make this pattern private. Include tst.
10372 (*cmpsf): Make this pattern private.
10373 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10374 (compare with zero peepholes): Likewise.
10376 (cbranchsi4, cbranchsf4): New.
10377 (casesi): Use cbranchsi4.
10379 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10380 hppa_branch_type): Delete.
10381 (return_addr_rtx): Use cbranchsi4.
10382 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10383 Emit CCFPmode comparison here.
10384 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10385 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10386 hppa_branch_type): Delete.
10387 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10388 (movsicc, movdicc): Remove references to hppa_compare_op0,
10389 hppa_compare_op1 and compare_from_rtx.
10390 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10391 (casesi): Use cbranchsi4.
10393 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10394 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10395 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10396 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10397 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10399 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10400 (*branch, *branch_inverted): New.
10402 * config/picochip/picochip.md (cbranchhi4): Use
10403 ordered_comparison_operator.
10404 (cmphi, bCC): Remove.
10406 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10407 (trap_comparison_operator): Delete.
10408 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10409 rs6000_emit_cbranch): Accept mode and operands.
10410 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10411 rs6000_compare_fp_p): Delete.
10412 (rs6000_generate_compare): Accept mode and comparison. Extract code
10413 and op0/op1 from there. Replace references to rs6000_compare_op0
10414 and rs6000_compare_op1.
10415 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10416 extract result from passed operands.
10417 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10418 extract loc from passed operands.
10419 (rs6000_emit_cmove): Likewise.
10420 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10421 rs6000_compare_fp_p): Delete.
10422 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10423 (cbranch<GPR>4, cbranch<FP>4): New.
10424 (cstore<mode>4): New. Consolidate here all choices about when to use
10425 portable or specialized sCC sequences.
10426 (stack_protect_test): Use cbranchsi4.
10427 (conditional_trap): Replace with ctrap<GPR>4.
10428 (conditional trap insn): Replace trap_comparison_operator with
10429 ordered_comparison_operator.
10431 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10432 (s390_emit_prologue): Use ctrap.
10433 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10434 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10435 New predicates replacing...
10436 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10437 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10438 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10439 (add<mode>cc): Do not use s390_compare_op0/op1.
10440 (s<code>): Change to...
10441 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10442 (seq): Change to...
10443 (cstorecc4): ... this. Handle EQ or NE equally.
10444 (*sne): Un-privatize for use in cstorecc4.
10445 (b<code>): Change to...
10446 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10447 (conditional_trap): Replace with...
10448 (ctrap<GPR>4, ctrap<FP>4): ... these.
10449 (stack_protect): Use cbranchcc4.
10451 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10452 * config/score/score-protos.h (score_gen_cmp): Delete.
10453 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10454 (score_block_move-loop): Use cbranchsi4.
10455 * config/score/score.md (cbranchsi4): New.
10456 (cmpsi, bCC): Delete.
10457 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10458 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10459 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10460 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10461 * config/score/score3.h (score3_gen_cmp): Delete.
10462 * config/score/score7.h (score7_gen_cmp): Delete.
10464 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10465 (sh_emit_scc_to_t): ... this. Return void.
10466 (from_compare): Rename to...
10467 (sh_emit_compare_and_branch): ... this.
10468 (sh_emit_compare_and_set): New.
10469 (sh_expand_t_scc): Accept operands.
10470 * config/sh/predicates.md (sh_float_comparison_operator): New.
10471 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10472 (prepare_scc_operands): Rename to...
10473 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10475 (sh_emit_cheap_store_flag): New.
10476 (sh_emit_set_t_insn): New.
10477 (from_compare): Rename to...
10478 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10479 handling of TARGET_SH2E floating point to avoid recursive call.
10480 Generate branch here.
10481 (sh_emit_compare_and_set): New.
10482 (sh_expand_t_scc): Get op0/op1 from arguments.
10483 (sh_emit_cheap_store_flag): New.
10484 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10486 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10487 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10488 (movsicc, movdicc): Do nothing when it recreated operands from
10489 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10490 prepare_scc_operands (now sh_emit_scc_to_t).
10491 (udivdi3): Use cstoresi4.
10492 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10493 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10494 (cbranchint4_media, cbranchfp4_media): New.
10495 (casesi): Use cbranchdi4.
10496 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10498 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10499 (movnegt): Remove second operand.
10500 (cbranchsf4, cbranchdf4): New.
10501 (stack_protect): Use cbranchdi4/cbranchsi4.
10503 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10504 (gen_compare_reg): Accept comparison, extract part of it to...
10505 (gen_compare_reg_1): ... this.
10506 (gen_compare_operator): Delete.
10507 (gen_v9_scc): Accept separate destination, comparison code and arms.
10508 Do not use sparc_compare_op0/sparc_compare_op1.
10509 (emit_scc_insn, emit_conditional_branch_insn): New.
10510 (emit_v9_brxx): Make static. Remove useless assertion.
10511 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10513 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10514 * config/sparc/sparc-protos.h (gen_compare_reg,
10515 sparc_emit_float_lib_cmp): Adjust prototype.
10516 (emit_scc_insn, emit_conditional_branch_insn): New.
10517 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10518 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10519 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10520 iterators to the top.
10521 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10522 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10523 snedi_special_trunc): Delete.
10524 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10525 and snedi_special_trunc.
10526 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10527 cbranchdi4, cbranch<F:mode>4): New.
10528 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10529 here. Use gen_compare_reg instead of gen_compare_operator.
10530 (conditional_trap): Replace with...
10531 (ctrapsi4, ctrapdi4): ... this.
10532 (stack_protect_test): Use cbranchcc4.
10534 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10536 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10537 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10538 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10539 from operands[0] or operands[3] depending on is_set.
10540 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10541 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10542 cmpdf, bCC), sCC: Remove.
10543 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10544 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10546 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10547 spu_emit_branch_or_set.
10549 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10551 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10552 xstormy16_compare_op1): Delete.
10553 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10554 xstormy16_compare_op1): Delete.
10555 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10557 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10558 (cmphi, cmpsi, bCC): Remove.
10560 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10561 (*cmpsi): ... this one.
10562 (cbranchsi4, cstoresi4): New.
10563 (bCC expanders): Delete.
10564 (sCC insns): Fold into...
10565 (*setcc): ... this one.
10566 (casesi): Do not use gen_cmpsi and gen_bgtu.
10567 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10568 (movsicc): Simplify.
10569 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10571 * config/vax/vax-protos.h (cond_name): New.
10572 (vax_output_conditional_branch): Remove.
10573 * config/vax/vax.c (cond_name): New.
10574 (vax_output_conditional_branch): Remove.
10575 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10576 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10577 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10578 (bit<VAXint>): Wrap source with (compare).
10579 (b<code> and following unnamed pattern): Rename to *branch and
10580 *branch_reversed. Change macroization to match_operator.
10581 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10583 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10584 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10585 Change last argument to machine_mode.
10586 (xtensa_expand_scc): Add machine_mode argument.
10587 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10588 (gen_conditional_move, xtensa_expand_conditional_branch,
10589 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10590 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10591 Adjust operand numbers.
10592 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10594 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10595 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10596 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10598 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10600 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10601 causes spurious differences between trunk and cond-optab branch.
10603 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10606 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10608 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10610 * tree.c (iterative_hash_pointer): Delete.
10611 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10612 Hash UIDs and versions of SSA names. Don't special-case built-in
10613 function declarations.
10615 2009-05-11 Ian Lance Taylor <iant@google.com>
10618 * graphite.c: Force -Wc++-compat to only be a warning before
10619 #including "cloog/cloog.h".
10621 2009-05-11 Martin Jambor <mjambor@suse.cz>
10623 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10625 2009-05-11 Jan Hubicka <jh@suse.cz>
10627 * tree-ssa-loop-ivcanon.c: Include target.h
10628 (struct loop_size): new structure.
10629 (constant_after_peeling): New predicate.
10630 (tree_estimate_loop_size): New function.
10631 (estimated_unrolled_size): Rewrite for new estimates.
10632 (try_unroll_loop_completely): Use new estimates.
10633 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10635 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10637 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10638 libcpp interface change.
10639 (spu_macro_to_expand): Likewise.
10641 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10643 PR tree-optimization/40026
10644 * gimplify.c (gimplify_init_constructor): Change initial conditional
10645 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10646 optimize_compound_literals_in_ctor.
10648 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10650 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10652 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10654 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10656 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10657 HOST_WIDE_INT for gap.
10659 2009-05-11 Ira Rosen <irar@il.ibm.com>
10661 PR tree-optimization/40074
10662 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10663 account in group size and step comparison.
10665 2009-05-11 Richard Guenther <rguenther@suse.de>
10667 * passes.c (init_optimization_passes): Strip now incorrect comment.
10668 (execute_function_todo): Do not set PROP_alias.
10669 * tree-pass.h (PROP_alias): Remove.
10670 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10671 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10672 * tree-nrv.c (pass_return_slot): Likewise.
10673 * tree-object-size.c (pass_object_sizes): Likewise.
10674 * tree-ssa-dom.c (pass_dominator): Likewise.
10675 (pass_phi_only_cprop): Likewise.
10676 * tree-ssa-dse.c (pass_dse): Likewise.
10677 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10678 (pass_cselim): Likewise.
10679 * tree-ssa-pre.c (pass_pre): Likewise.
10680 (pass_fre): Likewise.
10681 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10682 * tree-ssa-sink.c (pass_sink_code): Likewise.
10683 * tree-stdarg.c (pass_stdarg): Likewise.
10684 * tree-tailcall.c (pass_tail_calls): Likewise.
10685 * tree-vrp.c (pass_vrp): Likewise.
10687 2009-05-10 Ian Lance Taylor <iant@google.com>
10689 * basic-block.h (enum profile_status): Break out of struct
10690 control_flow_graph.
10691 * cgraph.h (struct inline_summary): Break out of struct
10693 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10694 of struct cgraph_order_sort.
10695 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10696 * cse.c (struct branch_path): Break out of struct
10697 cse_basic_block_data.
10698 * except.h (enum eh_region_type): Break out of struct eh_region.
10699 * gcc.c (enum add_del): Break out of struct modify_target.
10700 * genrecog.c (enum decision_type): Break out of struct decision_test.
10701 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10703 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10704 * regmove.c (enum match_use): New enum, broken out of struct match.
10705 * sched-int.h (enum post_call_group): New enum, broken out of
10707 (struct deps_reg): Break out of struct deps.
10708 * target.h (struct asm_int_op): Break out of struct gcc_target.
10709 * tree-eh.c (struct goto_queue_node): Break out of struct
10711 * tree-inline.h (enum copy_body_cge_which): Break out of
10713 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10715 * c-decl.c (in_struct, struct_types): New static variables.
10716 (pushtag): Add loc parameter. Change all callers.
10717 (lookup_tag): Add ploc parameter. Change all callers.
10718 (check_compound_literal_type): New function.
10719 (parser_xref_tag): Add loc parameter. Change all callers. If
10720 -Wc++-compat, warn about struct/union/enum types defined within a
10722 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10723 and loc parameters. Change all callers. Change error calls to
10724 error_at, using loc. For a redefinition, if the location of the
10725 original definition is known, report it. Set in_struct and
10726 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10727 (finish_struct): Add new parameters enclosing_in_struct and
10728 enclosing_struct_types. Change all callers. Set
10729 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10730 in the struct. If in a struct, add this struct to struct_types.
10731 (start_enum): Add loc parameter. Change all callers. Use
10732 error_at for errors, using loc. For a redefinition, if the
10733 location of the original definition is known, report it. If in a
10734 struct, add this enum type to struct_types. If -Wc++-compat warn
10735 if in sizeof, typeof, or alignof.
10736 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10737 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10738 (c_parser_enum_specifier): Get enum location for start_enum.
10739 (c_parser_struct_or_union_specifier): Get struct location for
10740 start_struct. Save in_struct and struct_types status between
10741 start_struct and finish_struct.
10742 (c_parser_cast_expression): Get location of cast.
10743 (c_parser_alignof_expression): Get location of type.
10744 (c_parser_postfix_expression): Likewise.
10745 (c_parser_postfix_expression_after_paren_type): Add type_loc
10746 parameter. Change all callers. Call check_compound_literal_type.
10747 Use type_loc for error about variable size type.
10748 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10749 of an enum constant from an enum type defined in a struct or union.
10750 (c_cast_expr): Add loc parameter. Change all callers. If
10751 -Wc++-compat, warn about defining a type in a cast.
10752 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10753 (start_enum, start_struct, finish_struct): Update declarations.
10754 (parser_xref_tag, c_cast_expr): Update declarations.
10755 (check_compound_literal_type): Declare.
10757 2009-05-11 Ben Elliston <bje@au.ibm.com>
10759 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10760 for recent libcpp interface change.
10761 (rs6000_macro_to_expand): Likewise.
10763 2009-05-10 Michael Matz <matz@suse.de>
10766 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10767 not at entry of function.
10769 2009-05-10 Richard Guenther <rguenther@suse.de>
10771 PR tree-optimization/40081
10773 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10774 using the main variant of the element type. Do not fiddle with
10775 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10777 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10778 structs with volatile fields.
10780 2009-05-10 Jan Hubicka <jh@suse.cz>
10782 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10783 (estimate_move_cost): Assert that it does not get called for
10785 (estimate_num_insns): Skip VOID types in argument handling.
10786 (optimize_inline_calls): Delete unreachable blocks and verify that
10787 callgraph is valid.
10789 2009-05-10 Jan Hubicka <jh@suse.cz>
10791 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10792 * cgraph.c (cgraph_mark_address_taken_node): New function.
10793 (dump_cgraph_node): Dump new flag.
10794 * cgraph.h (struct cgraph_node): Add address_taken.
10795 (cgraph_mark_address_taken_node): New function.
10796 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10797 since new direct calls can be born.
10799 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10801 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10802 tok->val.node.node.
10804 2009-05-10 Jan Hubicka <jh@suse.cz>
10806 PR middle-end/40084
10807 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10809 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10810 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10811 * tree-inline.c (copy_bb): Set frequency correctly.
10812 (fold_marked_statements): Update call to
10813 cgraph_update_edges_for_call_stmt.
10815 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10817 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10818 identifiers in diagnostics.
10819 * config/arm/arm.c (arm_handle_fndecl_attribute,
10820 arm_handle_isr_attribute): Likewise.
10821 * config/avr/avr.c (avr_handle_progmem_attribute,
10822 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10823 * config/bfin/bfin.c (handle_int_attribute,
10824 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10825 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10826 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10828 * config/darwin.c (darwin_handle_kext_attribute,
10829 darwin_handle_weak_import_attribute): Likewise.
10830 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10831 h8300_handle_eightbit_data_attribute,
10832 h8300_handle_tiny_data_attribute): Likewise.
10833 * config/i386/i386.c (ix86_handle_cconv_attribute,
10834 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10835 * config/i386/winnt.c (ix86_handle_shared_attribute,
10836 ix86_handle_selectany_attribute): Likewise.
10837 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10838 * config/m32c/m32c.c (function_vector_handler): Likewise.
10839 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10840 m68hc11_handle_fntype_attribute): Likewise.
10841 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10842 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10843 * config/mips/mips.c (mips_insert_attributes,
10844 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10845 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10846 rs6000_handle_struct_attribute): Likewise.
10847 * config/sh/sh.c (sh_insert_attributes,
10848 sh_handle_resbank_handler_attribute,
10849 sh_handle_interrupt_handler_attribute,
10850 sh2a_handle_function_vector_handler_attribute,
10851 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10853 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10854 * config/spu/spu.c (spu_handle_fndecl_attribute,
10855 spu_handle_vector_attribute): Likewise.
10856 * config/stormy16/stormy16.c
10857 (xstormy16_handle_interrupt_attribute): Likewise.
10858 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10859 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10861 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10863 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10864 (pp_translate_identifiers): New.
10865 (pp_identifier): Only conditionally translate identifier to locale
10867 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10868 (pp_base_tree_identifier): Only conditionally translate identifier
10869 to locale character set.
10870 * c-pretty-print.c (M_): Define.
10871 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10872 fragments for conditional translation with M_.
10873 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10874 identifier translation.
10876 2009-05-10 Richard Guenther <rguenther@suse.de>
10878 PR tree-optimization/40081
10879 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10880 using the main variant of the element type. Do not fiddle with
10881 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10883 2009-05-09 Jan Hubicka <jh@suse.cz>
10885 PR middle-end/40080
10886 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10887 indirect calls; verify cgraph afterwards.
10889 2009-05-09 Jan Hubicka <jh@suse.cz>
10892 * ipa.c (update_inlined_to_pointer): New function.
10893 (cgraph_remove_unreachable_nodes): Use it.
10895 2009-05-09 Jan Hubicka <jh@suse.cz>
10897 * tree-eh.c (struct leh_state): Remove prev_try.
10898 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10899 not track prev_try.
10900 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10901 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10902 remove_eh_handler_and_replace, foreach_reachable_handler,
10903 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10904 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10905 (gen_eh_region_cleanup): Update prototype.
10907 2009-05-09 Jan Hubicka <jh@suse.cz>
10909 PR middle-end/40043
10910 * except.c (copy_eh_region): Always set prev_try.
10911 (redirect_eh_edge_to_label): Find outer try.
10912 (foreach_reachable_handler): When looking for prev try
10913 handle case where previous try is not going to be taken.
10915 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10917 PR tree-optimization/40049
10918 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10919 only vector/vector shifts, convert the type of the constant to the
10920 appropriate type to avoid building incorrect trees, which
10921 eventually have problems with garbage collection.
10923 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10925 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10926 -1 for complex floating-point types if honoring signed zeros.
10928 2009-05-08 Jan Hubicka <jh@suse.cz>
10930 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10931 argument; handle correctly when profile is absent.
10932 (build_cgraph_edges): Update.
10933 (rebuild_cgraph_edges): Update.
10934 * cgraph.c: Do not include varray.h.
10935 (cgraph_set_call_stmt_including_clones): New function.
10936 (cgraph_create_edge_including_clones): Likewise
10937 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10938 (cgraph_update_edges_for_call_stmt): Handle clones.
10939 (cgraph_remove_node): Handle clone tree.
10940 (cgraph_remove_node_and_inline_clones): New function.
10941 (dump_cgraph_node): Dump clone tree.
10942 (cgraph_clone_node): Handle clone tree.
10943 (clone_function_name): Bring here from tree-inline.c.
10944 (cgraph_create_virtual_clone): New function.
10945 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10946 (cgraph_clone_info): New function.
10947 (strut cgraph_node): Add clone_info and new clone tree pointers.
10948 (cgraph_remove_node_and_inline_clones,
10949 cgraph_set_call_stmt_including_clones,
10950 cgraph_create_edge_including_clones,
10951 cgraph_create_virtual_clone): Declare.
10952 (cgraph_function_versioning): Use VEC argument.
10953 (compute_call_stmt_bb_frequency): Update prototype.
10954 (cgraph_materialize_all_clones): New function.
10955 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10956 (ipcp_create_replace_map): Update to VECtors.
10957 (ipcp_update_callgraph): Use virtual clones.
10958 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10959 (ipcp_update_profiling): Do not update local profiling.
10960 (ipcp_insert_stage): Use VECtors and virtual clones.
10961 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10962 (clone_of_p): New function.
10963 (cgraph_preserve_function_body_p): Use clone tree.
10964 (cgraph_optimize): Materialize clones.
10965 (cgraph_function_versioning): Update for VECtors.
10966 (save_inline_function_body): Use clone tree.
10967 (cgraph_materialize_clone): New function.
10968 (cgraph_materialize_all_clones): Likewise.
10969 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10970 * ipa.c: Include gimple.h.
10971 (cgraph_remove_unreachable_nodes): Use clone tree.
10972 * ipa-prop.c (ipa_note_param_call): Update call to
10973 compute_call_stmt_bb_frequencycall.
10974 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10975 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10976 (copy_bb): Handle updating of clone tree; add new edge when new call
10978 (expand_call_inline): Be strict about every call having edge.
10979 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10980 (delete_unreachable_blocks_update_callgraph): New function.
10981 (tree_function_versioning): Use VECtors; always remove unreachable
10982 blocks and fold conditionals.
10983 * tree-inline.h: Do not include varray.h.
10984 (tree_function_versioning): Remove.
10985 * Makefile.in (GTFILES): Remove tree-inline.c
10986 * passes.c (do_per_function): Do only functions having body.
10987 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10990 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10991 Andrew Morrow <acm@google.com>
10994 * c-common.c (c_common_attribute_table): Permit deprecated
10995 attribute to take an optional argument.
10996 (handle_deprecated_attribute): If the optional argument to
10997 __attribute__((deprecated)) is not a string ignore the attribute
10998 and emit a warning.
11000 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11001 * c-typeck.c (build_component_ref): Likewise.
11002 (build_external_ref): Likewise.
11004 * toplev.c (warn_deprecated_use): Add an attribute argument.
11005 Emit the message associated with __attribute__((deprecated)).
11007 * toplev.h (warn_deprecated_use): Updated.
11009 * doc/extend.texi: Document new optional parameter to
11010 __attribute__((deprecated))
11012 2009-05-08 Michael Eager <eager@eagercon.com>
11014 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11015 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11017 2009-05-08 Richard Guenther <rguenther@suse.de>
11019 PR tree-optimization/40062
11020 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11021 Avoid exponential behavior.
11023 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11025 PR rtl-optimization/33928
11027 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11028 process_uses, build_single_def_use_links): New.
11029 (update_df): Update use_def_ref.
11030 (forward_propagate_into): Use get_def_for_use instead of use-def
11032 (fwprop_init): Call build_single_def_use_links and let it initialize
11034 (fwprop_done): Free use_def_ref.
11035 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11036 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11037 df_rd_simulate_one_insn): New.
11038 (df_rd_bb_local_compute_process_def): Update head comment.
11039 (df_chain_create_bb): Use the new RD simulation functions.
11040 * df.h (df_rd_simulate_artificial_defs_at_top,
11041 df_rd_simulate_one_insn): New.
11042 * opts.c (decode_options): Enable fwprop at -O1.
11043 * doc/invoke.texi (-fforward-propagate): Document this.
11045 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11048 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11049 and one complex operand specially.
11050 * tree-complex.c (some_nonzerop): Do not identify a real value as
11051 zero if flag_signed_zeros.
11053 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11055 PR rtl-optimization/33928
11056 * loop-invariant.c (record_use): Fix && vs. || mishap.
11058 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11060 PR rtl-optimization/33928
11061 * loop-invariant.c (struct use): Add addr_use_p.
11062 (struct def): Add n_addr_uses.
11063 (struct invariant): Add cheap_address.
11064 (create_new_invariant): Set cheap_address.
11065 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11066 (record_uses): Pass df_ref to record_use.
11067 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11070 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11072 * config/sh/sh.c: Do not include c-pragma.h.
11074 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11076 * config/spu/spu.c: Remove include of c-common.h.
11078 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11081 * c-common.h (mark_valid_location_for_stdc_pragma,
11082 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11083 clear_float_const_decimal64, float_const_decimal64_p): New.
11084 * c.opt (Wunsuffixed-float-constants): New.
11085 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11086 unsuffixed float constant, handle new warning.
11087 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11088 * c-decl.c (c_scope): New flag float_const_decimal64.
11089 (set_float_const_decimal64, clear_float_const_decimal64,
11090 float_const_decimal64_p): New.
11091 (push_scope): Set new flag.
11092 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11093 to use STDC pragmas.
11094 (c_parser_external_declaration): Ditto.
11095 (c_parser_compound_statement_nostart): Ditto.
11096 * c-pragma.c (valid_location_for_stdc_pragma,
11097 mark_valid_location_for_stdc_pragma,
11098 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11099 handle_pragma_float_const_decimal64): New.
11100 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11101 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11102 set_float_const_decimal64, clear_float_const_decimal64,
11103 float_const_decimal64_p): New dummy functions.
11104 * doc/extend.texi (Decimal Float): Remove statement that the
11105 pragma, and suffix for double constants, are not supported.
11106 * doc/invoke.texi (Warning Options): List new option.
11107 (-Wunsuffixed-float-constants): New.
11109 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11111 * config/i386/i386.c: Do not include c-common.h.
11113 2009-05-07 Mark Heffernan <meheff@google.com>
11115 * doc/invoke.texi (Debugging Options): Document change of debugging
11117 * opts.c (decode_options): Make dump_base_name relative to
11118 aux_base_name directory.
11120 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11122 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11123 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11125 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11127 * Makefile.in (install-plugin): Simplify a bit.
11129 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11131 * Makefile.in (OBJS-common): Add regcprop.o.
11133 * timevar.def (TV_CPROP_REGISTERS): New.
11134 * regrename.c (regrename_optimize): Return 0.
11135 (rest_of_handle_regrename): Delete.
11136 (pass_rename_registers): Point to regrename_optimize.
11137 (struct value_data_entry, struct value_data,
11138 kill_value_one_regno, kill_value_regno, kill_value,
11139 set_value_regno, init_value_data, kill_clobbered_value,
11140 kill_set_value, kill_autoinc_value, copy_value,
11141 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11142 replace_oldest_value_reg, replace_oldest_value_addr,
11143 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11144 debug_value_data, validate_value_data): Move...
11145 * regcprop.c: ... here.
11146 (rest_of_handle_cprop): Delete.
11147 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11149 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11151 PR middle-end/40057
11152 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11153 GEN_INT for 1 << bitnum.
11154 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11155 build_int_cst_type.
11157 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11159 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11160 Remove wrong description of "nand" operation.
11162 2009-05-06 Richard Guenther <rguenther@suse.de>
11163 Adam Nemet <anemet@caviumnetworks.com>
11165 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11166 comment. Add that if LHS is not a gimple register, then RHS1 has
11167 to be a single object (GIMPLE_SINGLE_RHS).
11169 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11171 * expr.c (get_def_for_expr): Move it up in the file.
11172 (store_field): When expanding a bit-field store, look at the
11173 defining gimple stmt for the masking conversion.
11175 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11177 PR middle-end/39986
11178 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11179 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11180 32-bit memcpy into long.
11182 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11184 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11185 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11187 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11188 instead of appending DW_OP_deref*.
11190 2009-05-06 Michael Matz <matz@suse.de>
11192 PR middle-end/40021
11193 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11194 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11196 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11198 * Makefile.in (install-plugin): Fix srcdir handling.
11200 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11202 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11203 when processing for not_regs_needed bitmap.
11204 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11205 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11206 handling it for rhs.
11208 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11210 * config/i386/i386.md (unnamed inc/dec peephole): Use
11211 optimize_insn_for_size_p instead of optimize_size.
11212 * config/i386/predicates.md (incdec_operand): Likewise.
11213 (aligned_operand): Likewise.
11214 * config/i386/sse.md (divv8sf3): Likewise.
11215 (sqrtv8sf2): Likewise.
11217 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11219 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11221 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11223 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11225 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11226 ssemodesuffixf2c with avxmodesuffixf2c.
11228 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11231 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11233 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11235 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11236 (struct tree_base): Adjust spacing for 8 bit boundaries.
11237 (struct tree_decl_common): Add decl_by_reference_flag bit.
11238 (DECL_BY_REFERENCE): Adjust.
11239 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11240 print DECL_BY_REFERENCE bit.
11241 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11242 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11243 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11244 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11247 PR middle-end/39666
11248 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11249 range of the type, but default label is missing, add it with one
11250 of the existing labels instead of adding a new label for it.
11252 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11256 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11258 * Makefile.in (enable_plugin, plugin_includedir): New.
11259 (install): Depend on install-plugin.
11260 (PLUGIN_HEADERS): New.
11261 (install-plugin): New.
11262 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11264 2009-05-05 Richard Guenther <rguenther@suse.de>
11266 PR tree-optimization/40022
11267 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11269 (phivn_valid_p): Fix tuplification error, simplify.
11270 (phiprop_insert_phi): Add dumps.
11271 (propagate_with_phi): Simplify.
11273 2009-05-05 Richard Guenther <rguenther@suse.de>
11275 PR middle-end/40023
11276 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11278 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11280 * tree.h (strip_float_extensions): Remove duplicate declaration.
11281 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11282 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11283 block_ultimate_origin): Rearrange the declarations line to match the
11284 comment that indicates the .c file which the functions are defined.
11285 (dwarf2out_*, set_decl_rtl): Add comment.
11286 (get_base_address): Adjust comment.
11287 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11288 declarations line and add comment.
11289 (is_builtin_name): Add blank after function name, for clarity.
11291 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11293 * attribs.c (decl_attributes): Use %qE for identifiers in
11295 * cgraphunit.c (verify_cgraph_node): Translate function names to
11296 locale character set in diagnostics.
11297 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11299 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11300 Document that functions are named in UTF-8.
11301 * expr.c (expand_expr_real_1): Translate function names to locale
11302 character set in diagnostics.
11303 * gimplify.c (omp_notice_variable, omp_is_private,
11304 gimplify_scan_omp_clauses): Use %qE for identifiers in
11306 * langhooks.c (lhd_print_error_function): Translate function names
11307 to locale character set.
11308 * langhooks.h (decl_printable_name): Document that return value is
11309 in internal character set.
11310 * stmt.c: Include pretty-print.h
11311 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11313 (resolve_operand_name_1): Translate named operand name to locale
11315 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11317 * toplev.c (announce_function): Translate function names to locale
11319 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11320 (default_tree_printer): Use pp_identifier or translate identifiers
11321 to locale character set. Mark "<anonymous>" for translation.
11322 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11323 for identifiers in diagnostics.
11324 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11326 * varasm.c (output_constructor): Use %qE for identifiers in
11329 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11331 * configure.ac: use ` ` instead of $()
11332 * configure: Regenerate.
11334 2009-05-05 Ben Elliston <bje@au.ibm.com>
11336 * config/pa/linux-atomic.c: Eliminate conditional include of
11337 errno.h on non-LP64 systems to simplify build requirements.
11339 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11341 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11343 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11344 and pass value to identifier_to_locale.
11345 (warn_variable_length_array): Make name a tree.
11346 (grokdeclarator): Separate diagnostic texts for named and unnamed
11347 declarators. Use %qE for named declarators.
11348 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11350 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11351 identifiers in diagnostics.
11352 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11353 identifier_to_locale. Mark "anonymous" strings for translation.
11355 2009-05-04 Michael Eager <eager@eagercon.com>
11357 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11358 address for DImode/DFmode only if double-precision FP regs.
11360 2009-05-04 Michael Eager <eager@eagercon.com>
11362 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11363 TARGET_SINGLE_FLOAT check.
11365 2009-05-04 Michael Eager <eager@eagercon.com>
11367 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11369 2009-05-04 Michael Eager <eager@eagercon.com>
11371 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11372 * config/rs6000/t-xilinx: New
11374 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11376 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11377 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11378 * gcc/explow.c (memory_address): Use target hook.
11379 * gcc/targhooks.c (default_legitimize_address): New.
11380 * gcc/targhooks.h (default_legitimize_address): New.
11381 * gcc/target.h (legitimize_address): New.
11382 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11383 (TARGET_INITIALIZER): Include it.
11384 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11386 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11387 * config/bfin/bfin.c (legitimize_address): Remove.
11388 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11389 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11391 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11392 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11394 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11395 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11396 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11397 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11398 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11399 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11400 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11401 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11402 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11403 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11404 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11405 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11406 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11407 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11408 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11409 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11410 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11411 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11412 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11413 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11414 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11415 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11416 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11418 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11419 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11420 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11421 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11422 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11423 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11424 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11425 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11426 (thumb_legitimize_address): Delete.
11427 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11428 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11429 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11430 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11431 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11432 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11434 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11437 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11438 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11439 * config/m32r/m32r.c (m32r_legitimize_address): New.
11440 * config/m68k/m68k.c (m68k_legitimize_address): New.
11441 * config/score/score.c (score_legitimize_address): Standardize.
11442 * config/score/score3.c (score3_legitimize_address): Standardize.
11443 * config/score/score3.h (score3_legitimize_address): Adjust.
11444 * config/score/score7.c (score7_legitimize_address): Standardize.
11445 * config/score/score7.h (score7_legitimize_address): Adjust.
11446 * config/sh/sh.c (sh_legitimize_address): New.
11447 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11449 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11450 (s390_legitimize_address): ... this.
11451 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11452 (sparc_legitimize_address): ... this.
11453 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11454 (ix86_legitimize_address): ... this.
11455 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11456 (avr_legitimize_address): ... this.
11457 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11458 (mn10300_legitimize_address): ... this.
11459 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11460 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11461 (alpha_expand_mov): Adjust call.
11463 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11464 * config/spu/spu.c (spu_legitimize_address): Likewise.
11465 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11466 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11468 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11470 * intl.c (locale_encoding, locale_utf8): New.
11471 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11472 * intl.h (locale_encoding, locale_utf8): Declare.
11473 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11474 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11476 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11478 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11479 (pp_base_tree_identifier): Declare as function.
11480 (identifier_to_locale): Declare.
11481 * Makefile.in (pretty-print.o): Update dependencies.
11482 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11484 2009-05-04 Richard Guenther <rguenther@suse.de>
11486 PR middle-end/40015
11487 * builtins.c (fold_builtin_memory_op): Do not decay to element
11488 type if the size matches the whole array.
11490 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11492 * expmed.c (synth_mult): When trying out a shift, pass the result
11495 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11497 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11498 (shiftsub1_cost): New.
11499 (init_expmed): Compute shiftsub1_cost.
11500 (synth_mult): Optimize multiplications by constants of the form
11501 -(2^^m-1) for some constant positive integer m.
11503 2009-05-03 Richard Guenther <rguenther@suse.de>
11506 * c-typeck.c (array_to_pointer_conversion): Do not built
11507 ADDR_EXPRs of arrays of pointer-to-element type.
11508 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11509 up wrong ADDR_EXPRs after-the-fact.
11510 * c-common.c (strict_aliasing_warning): Strip pointer
11511 conversions for obtaining the original type.
11512 * builtins.c (fold_builtin_memset): Handle array types.
11513 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11516 2009-05-03 Richard Guenther <rguenther@suse.de>
11518 PR middle-end/23329
11519 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11520 Do not lose casts from array types with unknown extent to array
11521 types with known extent.
11522 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11523 alias set compatibility.
11525 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11527 * flags.h (extra_warnings): Delete.
11528 * toplev.c (process_options): Handle Wuninitialized here.
11529 * opts.c (extra_warnings): Delete.
11530 (set_Wextra): Delete.
11531 (common_handle_option): -Wextra can be handled automatically.
11532 * c-opts.c (c_common_handle_option): Delete obsolete code.
11533 (c_common_post_options): Simplify comment.
11534 * common.opt (W): Add Var.
11536 (Wuninitialized): Initialize to -1.
11538 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11539 Richard Guenther <rguenther@suse.de>
11541 * expr.c (get_def_for_expr): New function.
11542 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11543 SSA rather than trees.
11544 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11545 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11547 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11549 * c-common.c (reswords): Add _Imaginary.
11550 * c-common.c (enum rid): Add RID_IMAGINARY.
11552 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11554 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11555 Patch by Richard Guenther.
11557 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11559 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11560 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11561 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11562 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11563 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11564 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11565 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11566 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11567 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11568 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11569 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11570 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11571 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11572 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11573 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11574 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11575 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11576 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11578 2009-05-02 Richard Guenther <rguenther@suse.de>
11580 PR tree-optimization/39940
11581 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11584 2009-05-02 Richard Guenther <rguenther@suse.de>
11586 PR middle-end/40001
11587 * tree-ssa.c (execute_update_addresses_taken): Properly check
11588 if we can mark a variable DECL_GIMPLE_REG_P.
11589 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11590 back to the end of the function.
11591 (is_gimple_reg_type): Remove complex type special casing.
11592 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11595 2009-05-02 Ben Elliston <bje@au.ibm.com>
11597 * doc/collect2.texi (Collect2): Document search path behaviour
11598 when configured with --with-ld.
11600 2009-05-02 Jan Hubicka <jh@suse.cz>
11602 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11603 parameter; update callers.
11604 (coalesce_cost_edge): EH edges are costier because they needs
11605 splitting even if not critical and even more costier when there are
11606 multiple EH predecestors.
11608 2009-05-02 Jan Hubicka <jh@suse.cz>
11610 * except.c (remove_eh_handler_and_replace): Handle updating after
11611 removing TRY blocks.
11613 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11615 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11617 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11619 * varasm.c: Do not include c-pragma.h.
11620 * attribs.c: Do not incude c-common.h.
11622 2009-05-01 Michael Matz <matz@suse.de>
11624 * calls.c (initialize_argument_information): Handle SSA names like
11625 decls with a non MEM_P DECL_RTL.
11627 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11629 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11630 * ipa-utils.c: Likewise.
11631 * ipa-type-escape.c: Likewise.
11632 * cgraphunit.c Do not include c-common.h.
11633 * ipa-pure-const.c: Likewise.
11634 * tree-if-conv.c: Likewise.
11635 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11636 * ipa-struct-reorg.c: Likewise.
11637 * tree-nomudflap.c: Likewise.
11638 * tree-ssa-structalias.c: Likewise.
11640 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11642 * store-motion.c: Many cleanups to make this pass a first-class
11643 citizen instead of an appendix to gcse load motion. Add TODO list
11644 to make this pass faster/cleaner/better.
11646 (struct ls_expr): Post gcse.c-split cleanups.
11647 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11648 "stores" field to "avail_stores".
11649 (pre_ldst_mems): Rename to store_motion_mems.
11650 (pre_ldst_table): Rename to store_motion_mems_table.
11651 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11652 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11653 (ldst_entry): Rename to st_expr_entry, update users.
11654 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11655 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11656 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11658 (first_ls_expr): Rename to first_st_expr, update users.
11659 (next_ls_expr): Rename to next_st_expr, update users.
11660 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11661 fields properly for store motion instead of names inherited from load
11663 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11664 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11667 (ae_kill): Rename to st_kill, update users.
11668 (ae_gen): Rename to st_avloc, update users.
11669 (transp): Rename to st_transp, update users.
11670 (pre_insert_map): Rename to st_insert_map, update users.
11671 (pre_delete_map): Rename to st_delete_map, update users.
11672 (insert_store, build_store_vectors, free_store_memory,
11673 one_store_motion_pass): Update for abovementioned changes.
11675 (gcse_subst_count, gcse_create_count): Remove.
11676 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11677 and "n_stores_created", local variables.
11679 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11682 (regvec, compute_store_table_current_insn): Remove.
11683 (reg_set_info, reg_clear_last_set): Remove.
11684 (compute_store_table): Use DF caches instead of local dataflow
11687 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11689 * c-objc-common.c (c_tree_printer): Print identifiers with
11690 pp_identifier, not pp_string. Mark "({anonymous})" for
11692 * c-pretty-print.c (pp_c_ws_string): New.
11693 (pp_c_cv_qualifier, pp_c_type_specifier,
11694 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11695 pp_c_storage_class_specifier, pp_c_function_specifier,
11696 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11697 pp_c_primary_expression, pp_c_postfix_expression,
11698 pp_c_unary_expression, pp_c_shift_expression,
11699 pp_c_relational_expression, pp_c_equality_expression,
11700 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11701 use pp_string and pp_c_ws_string in place of pp_identifier and
11702 pp_c_identifier for non-identifiers. Mark English strings for
11704 * c-pretty-print.h (pp_c_ws_string): Declare.
11706 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11707 Roland McGrath <roland@redhat.com>
11709 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11710 (ENABLE_LD_BUILDID): New configuration option.
11711 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11712 (LINK_BUILDID_SPEC): New macro.
11713 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11715 * doc/install.texi: Document --enable-linker-build-id option.
11716 * configure: Rebuild.
11717 * config.in: Rebuild.
11719 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11721 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11722 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11723 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11724 MIPS_GP_SAVE_AREA_SIZE.
11725 * config/mips/mips.c (struct mips_frame_info): Update comment
11726 before arg_pointer_offset and hard_frame_pointer_offset.
11727 (mips_compute_frame_info): Update diagram before function: to
11728 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11729 indicate the position of frame_pointer_rtx with -fstack-protector and
11730 to show args_size. Don't allocate cprestore area for leaf functions
11731 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11733 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11735 2009-04-30 Michael Matz <matz@suse.de>
11737 PR tree-optimization/39955
11738 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11740 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11742 * ira.c (setup_cover_and_important_classes): Use safe macro
11743 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11745 * genpreds.c (write_tm_preds_h): Output suitable definition of
11746 REG_CLASS_FOR_CONSTRAINT.
11748 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11750 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11752 * bitmap.c (bitmap_descriptor): Likewise.
11753 * ggc-common.c (loc_descriptor): Likewise.
11754 * varray.c (varray_descriptor): Likewise.
11755 * vec.c (vec_descriptor): Likewise.
11757 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11759 * Makefile.in (dce.o): Add $(EXCEPT_H).
11760 * dce.c: Include except.h and delete redundant vector definitions.
11761 (deletable_insn_p): Return false for non-call insns that can throw
11764 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11766 * gcse.c (ae_gen): Remove.
11767 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11768 and make non-static function to make it available in store-motion.c.
11769 Update call sites with search-and-replace.
11770 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11771 extract_mentioned_regs, extract_mentioned_regs_helper,
11772 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11773 store_killed_in_insn, store_killed_after, store_killed_before,
11774 build_store_vectors, insert_insn_start_basic_block, insert-store,
11775 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11776 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11777 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11778 * store-motion.c: ...new file. Also copy data structures from gcse.c
11779 and clean up to remove parts not used by store motion.
11780 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11781 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11783 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11786 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11787 when optimizing for size.
11789 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11791 * gcse.c (gcse_constant_p): Fix typo in last change.
11793 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11795 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11797 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11799 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11801 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11803 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11804 CONST_HIGH_PART result.
11806 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11808 * config/avr/avr.c (initial_elimination_offset): Rename to
11809 avr_initial_elimination_offset.
11810 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11811 change return type to bool.
11812 (avr_can_eliminate): New function.
11813 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11814 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11815 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11816 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11817 avr_initial_elimination_offset.
11818 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11819 (avr_initial_elimination_offset): Define.
11821 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11822 Steven Bosscher <steven@gcc.gnu.org>
11824 PR rtl-optimization/39938
11825 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11826 * cfgrtl.c: Include insn-attr.h.
11827 (rest_of_pass_free_cfg): New function.
11828 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11829 * resource.c (init_resource_info): Remove call to df_analyze.
11831 2009-04-29 Richard Guenther <rguenther@suse.de>
11834 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11835 allow conversion to signed integers.
11837 2009-04-29 Richard Guenther <rguenther@suse.de>
11839 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11840 shifts of floating point vectors if the shift amount is
11841 a constant multiple of the element size.
11843 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11844 Michael Matz <matz@suse.de>
11846 PR middle-end/39927
11848 * tree-outof-ssa.c (emit_partition_copy): New function.
11849 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11850 insert_part_to_rtx_on_edge): Perform the partition base var
11851 copy using emit_partition_copy.
11852 (insert_value_copy_on_edge): Convert constants to the right mode.
11853 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11854 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11856 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11858 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11859 scan backwards to try to find a constant to initialize it.
11861 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11862 insn before the loop_end instruction, don't look past labels.
11864 2009-04-29 Richard Guenther <rguenther@suse.de>
11866 PR middle-end/39937
11867 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11868 loose type conversions.
11869 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11870 stmts only if there are no uses of its definition.
11872 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11874 * config/bfin/bfin.h (splitting_loops): Declare.
11875 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11876 Reorder bit definitions to be ascending.
11877 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11878 * config/bfin/bfin.c (splitting_loops): New variable.
11879 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11880 (struct loop_info): Remove members INIT and LOOP_INIT.
11881 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11882 the LSETUP sequence. Allow LC to be loaded from any register, but
11883 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11884 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11886 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11887 of reload_completed.
11890 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11892 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11894 * Makefile.in (PLUGIN_VERSION_H): New.
11895 (OBJS-common): Remove plugin-version.o.
11896 (plugin.o): Depend on (PLUGIN_VERSION_H).
11897 (plugin-version.o): Remove.
11898 * configure: Regenerate
11899 * configure.ac: Create plugin-version.h.
11900 * gcc-plugin.h (plugin_gcc_version): Remove.
11901 (plugin_default_version_check): Change signature.
11902 * plugin-version.c: Remove.
11903 * plugin.c: Include plugin-version.h.
11904 (str_plugin_gcc_version_name): Remove.
11905 (try_init_one_plugin): Pass gcc version to plugin_init.
11906 (plugin_default_version_check): Both gcc and plugin versions are now
11909 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11911 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11912 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11913 Remove special case testing for last insn of inner loops. Don't fail
11914 if the loop ends with a jump, emit an extra nop instead.
11916 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11917 DREGS rather than comparing directly. Remove code that tries to
11918 account for latencies.
11920 2009-04-29 Richard Guenther <rguenther@suse.de>
11922 PR tree-optimization/39941
11923 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11924 eliminating an indirect call.
11926 2009-04-29 Richard Guenther <rguenther@suse.de>
11928 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11929 parameter. Allow invariants as base if !require_lvalue.
11930 (verify_gimple_assign_single): Adjust.
11932 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11934 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11935 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11936 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11937 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11938 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11940 * config/bfin/bfin.c (bfin_expand_builtin,
11941 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11943 2009-04-28 Richard Guenther <rguenther@suse.de>
11945 * tree-vect-loop.c (get_initial_def_for_induction): Use
11946 correct types for pointer increment.
11948 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11950 * toplev.c (print_version): Update GMP version string calculation.
11952 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11954 PR rtl-optimization/39938
11955 * resource.c (init_resource_info): Add call to df_analyze.
11957 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11959 * config/alpha/alpha.md (usegp): Cast the result of
11960 alpha_find_lo_sum_using_gp to enum attr_usegp.
11961 * config/alpha/alpha.c (override_options): Remove end-of-structure
11962 marker element from cpu_table. Use array size of cpu_table to handle
11963 -mcpu and -mtune options.
11964 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11966 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11968 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11969 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11970 tune_32 and tune_64.
11971 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11972 support on PowerPC.
11973 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11974 * config/rs6000/option-defaults.h: ... here. New file.
11975 (OPT_64, OPT_32): Define.
11976 (MASK_64BIT): Define to 0 if not already defined.
11977 (OPT_ARCH64, OPT_ARCH32): Define.
11978 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11981 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11983 * config/arm/arm.c (arm_override_options): Emit error on using
11986 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11988 PR rtl-optimization/39914
11989 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11990 registers for allocnos created from user-defined variables only
11991 when not optimizing.
11993 2009-04-28 Richard Guenther <rguenther@suse.de>
11995 PR middle-end/39937
11996 * fold-const.c (fold_binary): Use distribute_real_division only
11999 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12001 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12002 add hpux-stdint.h to tm_file.
12003 (hppa[12]*-*-hpux11*): Ditto.
12004 (ia64*-*-hpux*): Ditto.
12005 * config/hpux-stdint.h: New.
12006 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12007 __STDC_EXT__ for all compiles.
12008 * config/pa/pa-hpux.h: Ditto.
12009 * config/pa/pa-hpux10.h: Ditto.
12010 * config/pa/pa-hpux11.h: Ditto.
12012 2009-04-28 Catherine Moore <clm@codesourcery.com>
12014 * debug.h (set_name): Add comment.
12016 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12019 * config/darwin.c (machopic_gen_offset): Check
12020 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12021 * config/arm/arm.c (require_pic_register): Likewise.
12023 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12025 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12026 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12027 m32c_promote_prototypes): Delete.
12029 2009-04-28 Michael Matz <matz@suse.de>
12031 PR middle-end/39922
12032 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12035 2009-04-28 Richard Guenther <rguenther@suse.de>
12037 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12039 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12041 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12042 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12043 * config/arm/arm-tune.md: Regenerate.
12045 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12047 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12048 block if there are complex incoming edges.
12049 (sel_merge_blocks): Remove useless assert.
12050 (sel_redirect_edge_and_branch): Check that edge was redirected.
12051 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12052 (sel_find_rgns): Delete declaration.
12053 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12054 the region when it is not a preheader.
12056 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12059 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12061 2009-04-28 Richard Guenther <rguenther@suse.de>
12063 * tree.h (SSA_NAME_VALUE): Remove.
12064 (struct tree_ssa_name): Remove value_handle member.
12065 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12066 array for jump threading.
12067 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12069 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12070 * tree-flow.h (threadedge_initialize_values): Declare.
12071 (threadedge_finalize_values): Likewise.
12072 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12073 (SSA_NAME_VALUE): Define.
12074 (threadedge_initialize_values): New function.
12075 (threadedge_finalize_values): Likewise.
12076 * tree-ssa-dom.c (ssa_name_values): New global variable.
12077 (SSA_NAME_VALUE): Define.
12078 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12080 2009-04-28 Ira Rosen <irar@il.ibm.com>
12082 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12083 Use REPORT_VECTORIZED_LOCATIONS instead
12084 REPORT_VECTORIZED_LOOPS.
12085 * tree-vectorizer.c (vect_verbosity_level): Make static.
12086 (vect_loop_location): Rename to vect_location.
12087 (vect_set_verbosity_level): Update comment.
12088 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12090 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12091 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12092 instead REPORT_UNVECTORIZED_LOOPS.
12093 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12094 and vect_loop_def to vect_external_def and vect_internal_def.
12095 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12096 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12097 REPORT_UNVECTORIZED_LOCATIONS.
12098 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12099 and vect_used_in_loop and to vect_unused_in_scope and
12100 vect_used_in_scope.
12101 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12102 (vect_verbosity_level): Remove declaration.
12103 (vect_analyze_operations): Likewise.
12104 (vect_analyze_stmt): Declare.
12105 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12106 REPORT_UNVECTORIZED_LOCATIONS.
12107 (vect_get_loop_niters): Fix indentation.
12108 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12109 (vect_analyze_loop_operations): New function.
12110 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12111 vect_analyze_operations.
12112 (vect_is_simple_reduction): Use new names.
12113 (vectorizable_live_operation, vect_transform_loop): Likewise.
12114 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12115 to specify whether the data references can be a part of interleaving
12117 (vect_analyze_data_ref_dependence): Use new names.
12118 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12119 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12120 * tree-vect-patterns.c (widened_name_p): Use new names.
12121 (vect_recog_dot_prod_pattern): Likewise.
12122 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12123 (process_use, vect_mark_stmts_to_be_vectorized,
12124 vect_model_simple_cost, vect_model_store_cost,
12125 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12126 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12127 vectorizable_operation, vectorizable_type_demotion,
12128 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12129 vectorizable_condition): Likewise.
12130 (vect_analyze_operations): Split into vect_analyze_loop_operations
12132 (vect_analyze_stmt): ... new function.
12133 (new_stmt_vec_info): Use new names.
12134 (vect_is_simple_use): Use new names and fix comment.
12135 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12136 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12138 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12141 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12142 and integer modes for x87 operands. Do not ICE for unsupported size,
12143 generate error instead. Generate error for unsupported operand types.
12144 ['z']: Do not handle HImode memory operands specially. Warning
12145 for floating-point operands. Fallthru to 'Z' for unsupported operand
12146 types. Do not ICE for unsupported size, generate error instead.
12147 (output_387_binary_op): Use %Z to output operands.
12148 (output_fp_compare): Ditto.
12149 (output_387_reg_move): Ditto.
12151 2009-04-28 Ben Elliston <bje@au.ibm.com>
12156 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12158 * builtins.c (c_strlen): Do not warn here.
12159 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12160 * c-common.c (pointer_int_sum): Take an explicit location.
12161 Warn about offsets out of bounds.
12162 * c-common.h (pointer_int_sum): Adjust declaration.
12164 2009-04-27 Ian Lance Taylor <iant@google.com>
12166 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12168 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12169 * df-core.c (df_set_flags): Change return type to int. Change
12170 type of old_flags to int.
12171 (df_clear_flags): Likewise.
12172 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12173 (df_get_conditional_uses): Likewise.
12174 * df.h (df_set_flags, df_clear_flags): Update declarations.
12175 * dwarf2out.c (struct indirect_string_node): Change type of form
12176 field to enum dwarf_form.
12177 (AT_string_form): Change return type to enum dwarf_form.
12178 * fixed-value.c (fixed_compare): Add cast to enum type.
12179 * fwprop.c (update_df): Change 0 to VOIDmode.
12180 * gensupport.c: Change 0 to UNKNOWN.
12181 * gimple.h (gimple_cond_code): Add cast to enum type.
12182 * haifa-sched.c (reemit_notes): Add cast to enum type.
12183 * hooks.c (hook_int_void_no_regs): Remove function.
12184 * hooks.h (hook_int_void_no_regs): Remove declaration.
12185 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12186 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12187 * real.c (real_arithmetic): Add cast to enum type.
12188 (real_compare): Likewise.
12189 * target.h (struct gcc_target): Change return type of
12190 branch_target_register_class to enum reg_class.
12191 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12192 default_branch_target_register_class.
12193 * targhooks.c (default_branch_target_register_class): New function.
12194 * targhooks.h (default_branch_target_register_class): Declare.
12195 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12196 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12198 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12200 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12201 vect_uninitialized_def. Change 0 to ERROR_MARK.
12202 * tree-vect-stmts.c (supportable_widening_operation): Don't
12203 initialize icode1 and icode2.
12204 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12205 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12207 (cmn_err_flag_specs): Change 0 to STD_C89.
12208 (cmn_err_char_table): Likewise.
12209 * config/arm/arm.c (get_arm_condition_code): Change type of code
12210 to enum arm_cond_code.
12211 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12212 (IWMMXT_BUILTIN2): Likewise.
12213 (neon_builtin_type_bits): Don't define typedef.
12214 (neon_builtin_datum): Change type of bits field to int.
12215 (arm_expand_neon_args): Add cast to enum type.
12216 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12218 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12219 casts to enum type.
12220 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12222 * config/mips/mips.md (jal_macro): Return enum constant.
12223 (single_insn): Likewise.
12224 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12226 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12227 casts to enum type.
12228 * config/s390/s390.c (s390_tune_flags): Change type to int.
12229 (s390_arch_flags): Likewise.
12230 (s390_handle_arch_option): Change flags field of struct pta to int.
12231 * config/s390/s390.h (s390_tune_flags): Update declaration.
12232 (s390_arch_flags): Likewise.
12233 * config/sh/sh.c (prepare_move_operands): Compare
12234 tls_symbolic_operand result with enum constant.
12235 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12236 (sh_expand_prologue): Add cast to enum type.
12237 (sh_expand_epilogue): Likewise.
12238 (tls_symbolic_operand): Change return type to enum tls_model.
12239 (fpscr_set_from_mem): Add cast to enum type.
12240 (legitimize_pic_address): Compare tls_symbolic_operand result with
12242 (sh_target_reg_class): Change return type to enum reg_class.
12243 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12245 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12246 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12247 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12248 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12249 (delayed_branch, tls_call_delay): Likewise.
12250 (eligible_for_sibcall_delay): Likewise.
12251 (eligible_for_return_delay): Likewise.
12252 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12253 (spu_expand_builtin_1): Likewise.
12255 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12256 for all types of conversions.
12257 (output_init_element): Issue -Wc++-compat warning if needed when
12258 initializing a bitfield with enum type.
12259 * c-parser.c (c_parser_expression): Set original_type to
12260 original_type of right hand operand of comma operator.
12262 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12264 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12266 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12267 * doc/cpp.texi (Standard Predefined Macros)
12268 (Implementation-defined behavior): Likewise.
12269 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12270 * doc/gimple.texi (GIMPLE Exception Handling)
12271 (@code{GIMPLE_ASSIGN}): Likewise.
12272 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12273 * doc/invoke.texi (Warning Options, Optimize Options)
12274 (AVR Options, Darwin Options): Likewise.
12275 (Optimize Options): Reformulate -fwhole-program description.
12276 * doc/loop.texi (Lambda): Likewise.
12277 * doc/md.texi (Output Template, Define Constraints)
12278 (Standard Names, Insn Splitting): Likewise.
12279 * doc/options.texi (Option properties): Likewise.
12280 * doc/passes.texi (Tree-SSA passes): Likewise.
12281 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12282 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12283 (File Names and DBX): Likewise.
12284 * doc/trouble.texi (Incompatibilities): Likewise.
12286 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12288 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12289 instruction is correct.
12291 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12293 Allow non-constant arguments to conversion intrinsics.
12294 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12295 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12296 * spu.c (print_operand): Handle 'v' and 'w'.
12297 (exp2_immediate_p, spu_gen_exp2): Define.
12298 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12299 spu_convtf_1): Update parameter descriptions.
12300 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12301 * constraints.md ('v', 'w'): New.
12302 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12304 (i2f, I2F): New define_mode_attr.
12305 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12306 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12307 fixuns_truncv4sfv4si2): Update to use mode attribute.
12308 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12309 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12310 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12311 patterns for combine.
12313 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12315 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12316 (cprop, hoist, pre, store_motion): New debug counters.
12317 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12318 is not an RTL pass anymore.
12319 (pass_profiling): Remove extern decl for pass removed in 2005.
12320 (pass_gcse, pass_jump_bypass): Remove.
12321 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12322 to 0 for clean state.
12323 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12324 * cse.c (gate_handle_cse_after_global_opts,
12325 rest_of_handle_cse_after_global_opts): New functions.
12326 (pass_cse_after_global_opts): New pass, does local CSE.
12327 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12328 (TV_CPROP): New timevar.
12329 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12330 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12331 (gcse_main, recompute_all_luids): Remove.
12332 (compute_hash_table_work): Call max_reg_num instead of reading
12334 (cprop_jump): Don't set run_jump_opt_after_gcse.
12335 (constprop_register): Always allow to alter jumps.
12336 (cprop_insn): Likewise.
12337 (do_local_cprop): Likewise.
12338 (local_cprop_pass): Likewise. Return non-zero if something changed.
12339 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12340 (find_implicit_sets): Add note about missed optimization opportunity.
12341 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12342 pass_rtl_cprop execute function.
12343 Don't bother tracking the pass number, each pass gets its own dumpfile
12345 Always allow to alter jumpsand bypass jumps.
12346 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12347 will just find no suitable set.
12348 (pre_edge_insert): Fix dumping, this function is for PRE only.
12349 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12350 pass_rtl_pre execute function.
12351 (hoist_code): Return non-zero if something changed. Keep track of
12352 substitutions and insertions for statistics gathering similar to PRE.
12353 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12354 called from the pass_rtl_hoist execute function. Show pass statistics.
12355 (compute_store_table): Use max_reg_num directly instead of using the
12356 formerly global max_gcse_regno.
12357 (build_store_vectors): Likewise.
12358 (replace_store_insn): Fix dumping.
12359 (store_motion): Rename to ...
12360 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12361 pass, called from the pass_rtl_store_motion execute function. Keep
12362 track of substitutions and insertions for statistics gathering similar
12364 (bypass_jumps): Remove, fold interesting bits into ...
12365 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12366 from the pass_rtl_cprop execute function.
12367 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12368 pass_jump_bypass): Remove.
12369 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12370 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12371 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12372 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12373 (gate_rtl_store_motion, execute_rtl_store_motion,
12374 pass_rtl_store_motion): New.
12375 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12376 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12377 * passes.c (init_optimization_passes): Remove pass_gcse and
12378 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12379 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12380 instead of pass_jump_bypass.
12382 2009-04-27 Richard Guenther <rguenther@suse.de>
12384 PR middle-end/39928
12385 * gimplify.c (gimplify_expr): If we are required to create
12386 a temporary make sure it ends up as register.
12388 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12391 * config/i386/i386.c (construct_container): Don't call
12392 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12393 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12395 2009-04-27 Michael Matz <matz@suse.de>
12397 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12398 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12399 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12400 (dump_replaceable_exprs): Take a bitmap.
12401 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12403 (expand_gimple_basic_block): Likewise.
12404 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12405 replaceable_expressions member a bitmap.
12406 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12407 (mark_replaceable): Likewise.
12408 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12409 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12411 2009-04-27 Richard Guenther <rguenther@suse.de>
12413 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12414 (verify_stmts): Dispatch to gimple/type verification code.
12415 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12416 issue with call argument types.
12418 2009-04-27 Michael Matz <matz@suse.de>
12420 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12421 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12424 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12425 Eric Botcazou <ebotcazou@adacore.com>
12427 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12428 a label's basic block.
12429 (mark_target_live_regs): Tidy and rework obsolete comments.
12430 Change back DF problem to LIVE. If a label starts a basic block,
12431 assume that all registers that used to be live then still are.
12432 (init_resource_info): If a label starts a basic block, set its
12433 BLOCK_FOR_INSN accordingly.
12434 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12436 2009-04-27 Richard Guenther <rguenther@suse.de>
12438 * tree-flow-inline.h (function_ann): Remove.
12439 (get_function_ann): Likewise.
12440 * tree-dfa.c (create_function_ann): Remove.
12441 * tree-flow.h (struct static_var_ann_d): Remove.
12442 (struct function_ann_d): Likewise.
12443 (union tree_ann_d): Remove fdecl member.
12444 (function_ann_t): Remove.
12445 (function_ann, get_function_ann, create_function_ann): Remove
12448 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12450 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12452 2009-04-27 Jan Hubicka <jh@suse.cz>
12454 * ipa-pure-const.c (struct funct_state_d): New fields
12455 state_previously_known, looping_previously_known; remove
12456 state_set_in_source.
12457 (analyze_function): Use new fields.
12458 (propagate): Avoid assumption that state_set_in_source imply
12461 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12462 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12463 * cfgloop.h (finite_loop_p): Declare.
12465 2009-04-26 Michael Matz <matz@suse.de>
12467 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12469 2009-04-26 Michael Matz <matz@suse.de>
12471 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12472 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12473 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12474 pass_mark_used_blocks): Remove.
12475 * tree-optimize.c (pass_free_datastructures,
12476 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12477 * passes.c (init_optimization_passes): Don't call
12478 pass_mark_used_blocks, remove dead code.
12480 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12482 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12483 * tree-ssa-live.h (register_ssa_partition): Likewise.
12485 2009-04-26 Michael Matz <matz@suse.de>
12488 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12489 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12490 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12492 (compare_pairs): Swap cost comparison.
12493 (coalesce_ssa_name): Don't use change_partition_var.
12494 * tree-nrv.c (struct nrv_data): Add modified member.
12495 (finalize_nrv_r): Set it.
12496 (tree_nrv): Use it to update statements.
12497 (pass_nrv): Require PROP_ssa.
12498 * tree-mudflap.c (mf_decl_cache_locals,
12499 mf_build_check_statement_for): Use make_rename_temp.
12500 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12501 * alias.c (find_base_decl): Handle SSA names.
12502 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12503 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12504 * rtl.h (set_reg_attrs_for_parm): Declare.
12505 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12506 to "optimized", remove unused locals at finish.
12507 (execute_free_datastructures): Make global, call
12508 delete_tree_cfg_annotations.
12509 (execute_free_cfg_annotations): Don't call
12510 delete_tree_cfg_annotations.
12512 * ssaexpand.h: New file.
12513 * expr.c (toplevel): Include ssaexpand.h.
12514 (expand_assignment): Handle SSA names the same as register variables.
12515 (expand_expr_real_1): Expand SSA names.
12516 * cfgexpand.c (toplevel): Include ssaexpand.h.
12517 (SA): New global variable.
12518 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12519 (SSAVAR): New macro.
12520 (set_rtl): New helper function.
12521 (add_stack_var): Deal with SSA names, use set_rtl.
12522 (expand_one_stack_var_at): Likewise.
12523 (expand_one_stack_var): Deal with SSA names.
12524 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12525 before unique numbers.
12526 (expand_stack_vars): Use set_rtl.
12527 (expand_one_var): Accept SSA names, add asserts for them, feed them
12528 to above subroutines.
12529 (expand_used_vars): Expand all partitions (without default defs),
12530 then only the local decls (ignoring those expanded already).
12531 (expand_gimple_cond): Remove edges when jumpif() expands an
12532 unconditional jump.
12533 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12534 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12536 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12537 members of SA; deal with PARM_DECL partitions here; expand
12538 all PHI nodes, free tree datastructures and SA. Commit instructions
12539 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12540 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12541 info and statements at start, collect garbage at finish.
12542 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12543 (VAR_ANN_PARTITION) Remove.
12544 (change_partition_var): Don't declare.
12545 (partition_to_var): Always return SSA names.
12546 (var_to_partition): Only accept SSA names.
12547 (register_ssa_partition): Only check argument.
12548 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12550 (delete_var_map): Don't free it.
12551 (var_union): Only accept SSA names, simplify.
12552 (partition_view_init): Mark only useful SSA names as used.
12553 (partition_view_fini): Only deal with SSA names.
12554 (change_partition_var): Remove.
12555 (dump_var_map): Use ssa_name instead of partition_to_var member.
12556 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12558 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12559 (struct _elim_graph): New member const_dests; nodes member vector of
12561 (set_location_for_edge): New static helper.
12562 (create_temp): Remove.
12563 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12564 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12565 (new_elim_graph): Allocate const_dests member.
12566 (clean_elim_graph): Truncate const_dests member.
12567 (delete_elim_graph): Free const_dests member.
12568 (elim_graph_size): Adapt to new type of nodes member.
12569 (elim_graph_add_node): Likewise.
12570 (eliminate_name): Likewise.
12571 (eliminate_build): Don't take basic block argument, deal only with
12572 partition numbers, not variables.
12573 (get_temp_reg): New static helper.
12574 (elim_create): Use it, deal with RTL temporaries instead of trees.
12575 (eliminate_phi): Adjust all calls to new signature.
12576 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12577 (rewrite_trees): Only do checking.
12578 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12579 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12580 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12581 contains_tree_r, MAX_STMTS_IN_LATCH,
12582 process_single_block_loop_latch, analyze_edges_for_bb,
12583 perform_edge_inserts): Remove.
12584 (expand_phi_nodes): New global function.
12585 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12586 functions, initialize new parameter, remember partitions having a
12588 (finish_out_of_ssa): New global function.
12589 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12590 don't reset in_ssa_p here, don't disable TER when mudflap.
12591 (pass_del_ssa): Remove.
12592 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12594 (execute_free_datastructures): Declare.
12595 * Makefile.in (SSAEXPAND_H): New variable.
12596 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12597 * basic-block.h (commit_one_edge_insertion): Declare.
12598 * passes.c (init_optimization_passes): Move pass_nrv and
12599 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12600 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12601 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12602 (redirect_branch_edge): Deal with super block when expanding, split
12603 out jump patching itself into ...
12604 (patch_jump_insn): ... here, new static helper.
12606 2009-04-26 Michael Matz <matz@suse.de>
12608 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12609 beyond num_ssa_names.
12610 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12611 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12613 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12615 PR inline-asm/39543
12616 * fwprop.c (forward_propagate_asm): New function.
12617 (forward_propagate_and_simplify): Propagate also into __asm, if it
12618 doesn't increase the number of referenced registers.
12621 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12623 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12625 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12626 note_nonlocal_vla_type for nonlocal VLAs.
12627 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12628 contains_remapped_vars, remap_vla_decls): New functions.
12629 (convert_nonlocal_reference_stmt): If not optimizing, call
12630 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12631 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12632 if it wasn't found in var_map.
12633 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12634 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12635 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12637 * gimplify.c (nonlocal_vlas): New variable.
12638 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12640 (gimplify_body): Create and destroy nonlocal_vlas.
12642 * dwarf2out.c (loc_descr_plus_const): New function.
12643 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12644 mem_loc_descriptor, loc_descriptor_from_tree_1,
12645 descr_info_loc, gen_variable_die): Use it.
12647 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12648 !TREE_STATIC VAR_DECLs.
12649 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12650 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12651 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12652 DECL_BY_REFERENCE is valid.
12653 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12654 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12655 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12656 Copy DECL_BY_REFERENCE.
12657 (struct nesting_copy_body_data): New type.
12658 (nesting_copy_decl): New function.
12659 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12660 if they have variable length.
12662 2009-04-26 Michael Matz <matz@suse.de>
12664 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12665 mark new temporaries for renaming.
12667 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12670 * c-decl.c (global_bindings_p): Return negative value.
12671 (c_variable_size): New. Based on variable_size from
12673 (grokdeclarator): Call c_variable_size not variable_size.
12675 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12677 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12679 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12681 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12682 Redefine it to just use mingw/include.
12683 (ASM_SPEC): Rules for -m32 and -m64.
12684 (LINK_SPEC): Use Likewise.
12685 (SPEC_32): New define.
12686 (SPEC_64): Likewise.
12687 (SUB_LINK_SPEC): Likewise.
12688 (MULTILIB_DEFAULTS): New define.
12689 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12690 Add multilib options.
12691 (MULTILIB_DIRNAMES): Likewise.
12692 (MULTILIB_OSDIRNAMES): Likewise.
12693 (LIBGCC): Likewise.
12694 (INSTALL_LIBGCC): Likewise.
12696 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12699 * c-tree.h (enum c_inline_static_type): New.
12700 (record_inline_static): Declare.
12701 * c-decl.c (struct c_inline_static, c_inline_statics,
12702 record_inline_static, check_inline_statics): New.
12703 (pop_file_scope): Call check_inline_statics.
12704 (start_decl): Call record_inline_static instead of pedwarning
12705 directly for static in inline function.
12706 * c-typeck.c (build_external_ref): Call record_inline_static
12707 instead of pedwarning directly for static referenced in inline
12710 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12712 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12713 not new but only being rescanned.
12714 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12715 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12716 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12717 record_set_info, compute_set, grealloc): Remove.
12718 (recompute_all_luids): New function.
12719 (gcse_main): Don't compute sets, and don't do related memory
12720 allocations/free-ing. If something changed before the end of the
12721 pass, update LUIDs using recompute_all_luids.
12722 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12723 (free_gcse_mem): Don't free it either.
12724 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12725 Use the df insn LUIDs.
12726 (load_killed_in_block): Likewise.
12727 (compute_hash_table_work): Don't compute reg_set_in_block.
12728 (compute_transp): Use DF_REG_DEF_CHAINs.
12729 (local_cprop_pass): Don't use compute_sets and related functions.
12730 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12731 Use get_max_uid() instead of max_cuid.
12732 (insert_insn_end_basic_block, pre_insert_copy_insn,
12733 update_ld_motion_stores): Don't try to
12734 keep reg_set tables up to date.
12735 (pre_insert_copies): Use df insn LUIDs.
12736 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12737 (reg_set_info): Don't use extra bitmap argument.
12738 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12739 information to compute regs_set_in_block.
12740 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12741 (bypass_jumps): Don't use compute_sets and friends.
12743 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12746 * opts.c (undocumented_msg): Do not leave blank even with
12749 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12751 * c-decl.c (build_enumerator): Allow values folding to integer
12752 constants but not integer constant expressions with a pedwarn if
12755 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12758 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12759 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12760 type is an integer constant.
12762 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12765 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12768 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12771 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12772 with variably modified return type and no storage class
12773 specifiers, except for the case of nested functions. Distinguish
12774 extern declarations of functions with variably modified return
12775 types from those of objects with variably modified types.
12777 2009-04-25 Jan Hubicka <jh@suse.cz>
12779 * tree.c (list_equal_p): New function.
12780 * tree.h (list_equal_p): Declare.
12781 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12782 basic_block_def, basic_block, const_basic_block): New.
12783 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12784 (redirect_eh_edge): New function.
12785 (make_eh_edge_update_phi): EH edges are not abnormal.
12786 * except.c: Include tree-flow.h.
12787 (list_match): New function.
12788 (eh_region_replaceable_by_p): New function.
12789 (replace_region): New function.
12790 (hash_type_list): New function.
12791 (hash_eh_region): New function.
12792 (eh_regions_equal_p): New function.
12793 (merge_peers): New function.
12794 (remove_unreachable_regions): Verify EH tree when checking;
12796 (copy_eh_region_1): New function.
12797 (copy_eh_region): New function.
12798 (push_reachable_handler): New function.
12799 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12800 regions without label but with live RESX.
12801 * except.h (redirect_eh_edge_to_label): New.
12802 * tree-flow.h (redirect_eh_edge): New.
12803 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12804 basic_block_def, basic_block, const_basic_block): Remove.
12805 * Makefile.in (except.o): Add dependency on tree-flow.h
12806 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12807 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12810 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12813 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12814 on the destination of memcpy.
12816 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12818 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12819 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12820 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12822 2009-04-25 Jan Hubicka <jh@suse.cz>
12824 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12825 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12826 to be reached by different label than left.
12827 (update_eh_edges): Update comment; remove edge_to_remove if possible
12828 and return true if suceeded.
12829 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12830 (cleanup_eh): Compute sharing map.
12831 * except.c (remove_eh_handler_and_replace): Add argument if we should
12833 (remove_unreachable_regions): Update for label sharing.
12834 (label_to_region_map): Likewise.
12835 (get_next_region_sharing_label): New function.
12836 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12838 (remove_eh_handler): Update.
12839 (remove_eh_region_and_replace_by_outer_of): New function.
12840 * except.h (struct eh_region): Add next_region_sharing_label.
12841 (remove_eh_region_and_replace_by_outer_of,
12842 get_next_region_sharing_label): Declare.
12843 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12845 2009-04-25 Jan Hubicka <jh@suse.cz>
12847 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12848 insert code even if they are not critical.
12850 2009-04-25 Jan Hubicka <jh@suse.cz>
12852 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12853 (gimple_can_remove_branch_p): EH edges won't remove branch by
12855 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12856 updating of non-abnormal EH edges.
12857 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12858 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12859 (split_critical_edges): Split also edges where emitting code on them
12860 will lead to splitting later.
12862 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12863 H.J. Lu <hongjiu.lu@intel.com>
12866 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12867 the configured assembler supports fildq and fistpq mnemonics.
12868 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12869 * configure: Regenerated.
12870 * config.in: Ditto.
12872 * config/i386/i386.c (print_operand): Handle 'Z'.
12873 ['z']: Remove handling of special fild/fist suffixes.
12874 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12875 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12876 suffix of fild insn.
12877 (*floatsi<mode>2_vector_mixed): Ditto.
12878 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12879 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12880 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12881 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12882 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12884 2009-04-25 Ben Elliston <bje@au.ibm.com>
12886 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12887 the source of a set operation.
12889 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12891 * target.h (struct gcc_target): Add case_values_threshold field.
12892 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12893 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12894 * targhooks.c (default_case_values_threshold): New function.
12895 * targhooks.h (default_case_values_threshold): Declare function.
12896 * stmt.c (expand_case): Use case_values_threshold target hook.
12897 * expr.h (case_values_threshold): Remove declartation.
12898 * expr.c (case_values_threshold): Remove function.
12899 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12901 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12902 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12903 (avr_case_values_threshold): Declare as static.
12904 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12906 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12907 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12908 (mn10300_case_values_threshold): New function.
12910 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12912 * ira.c (setup_cover_and_important_classes): Add enum cast.
12914 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12916 * genpreds.c (write_enum_constraint_num): Output definition of
12917 CONSTRAINT_NUM_DEFINED_P macro.
12918 * ira.c (setup_cover_and_important_classes): Use
12919 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12921 2009-04-24 DJ Delorie <dj@redhat.com>
12923 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12924 __SH2A_SINGLE_ONLY__ also.
12926 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12928 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12929 (movdf_internal): Ditto.
12930 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12931 SFmode and DFmode constants.
12932 (ia64_print_operand): Add 'G' format for printing
12933 floating point constants.
12935 2009-04-24 Richard Guenther <rguenther@suse.de>
12937 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12938 from unsigned additions.
12940 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12942 * c-typeck.c (set_init_index): Allow array designators that are
12943 not integer constant expressions with a pedwarn if pedantic.
12945 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12947 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12948 zero if no overlap in nonzero bits between the operands.
12950 2009-04-24 Ian Lance Taylor <iant@google.com>
12952 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12953 (record_dead_and_set_regs): Likewise.
12954 * df.h (struct df_mw_hardreg): Change flags field to int.
12955 (struct df_base_ref): Likewise.
12956 (struct df): Change changeable_flags field to int.
12957 * df-scan.c (df_defs_record): Change clobber_flags to int.
12958 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12959 constants rather than #define macros.
12960 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12961 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12962 (enum dwarf_calling_convention): Likewise.
12963 (enum dwarf_line_number_x_ops): Likewise.
12964 (enum dwarf_call_frame_info): Likewise.
12965 (enum dwarf_source_language): Likewise.
12966 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12967 (add_calling_convention_attribute): Likewise.
12968 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12969 (combine_comparisons): Change compcode to int. Add cast to enum type.
12970 * genrecog.c (maybe_both_true_2): Change c to int.
12971 (write_switch): Likewise. Add cast to enum type.
12972 * gimplify.c (gimplify_omp_for): Handle return values from
12973 gimplify_expr using MIN rather than bitwise or.
12974 (gimplify_expr): Add cast to enum type.
12975 * ipa-prop.c (update_jump_functions_after_inlining): Change
12976 IPA_BOTTOM to IPA_JF_UNKNOWN.
12977 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12978 Add casts to enum type.
12979 (setup_cover_and_important_classes): Change cl to int. Add casts
12981 (setup_class_translate): Change cl and mode to int.
12982 (ira_init_once): Change mode to int.
12983 (free_register_move_costs): Likewise.
12984 (setup_prohibited_mode_move_regs): Add casts to enum type.
12985 * langhooks.c (add_builtin_function_common): Rework assertion that
12986 value fits bitfield.
12987 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12988 * omega.c (omega_do_elimination): Avoid math on enum types.
12989 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12990 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12991 int local to handle integral_argment value.
12992 * regmove.c (try_auto_increment): Change PUT_MODE to
12994 * reload.c (push_secondary_reload): Add casts to enum type.
12995 (secondary_reload_class, find_valid_class): Likewise.
12996 * reload1.c (emit_input_reload_insns): Likewise.
12997 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12998 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12999 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13001 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13002 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13004 (expand_complex_libcall): Add casts to enum type.
13005 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13006 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13007 with ERROR_MARK, not NUM_TREE_CODES.
13008 (vect_create_epilog_for_reduction): Likewise.
13009 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13010 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13011 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13013 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13014 vect_unused_in_loop. Change 0 to loop_vect.
13015 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13016 * var-tracking.c (get_init_value): Change return type to enum
13018 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13019 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13021 (arm_override_options): Add casts to enum type.
13022 (arm_emit_tls_decoration): Likewise.
13023 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13025 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13026 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13027 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13029 * config/s390/s390.c (code_for_builtin_64): Change to array of
13031 (code_for_builtin_31): Likewise.
13032 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13034 * config/sparc/sparc.c (sparc_override_options): Change value
13035 field in struct code_model to enum cmodel. In initializer change
13036 0 to NULL and add cast to enum type.
13038 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13039 Change all callers. Issue a -Wc++-compat warning using
13040 lhs_origtype if necessary.
13041 (convert_for_assignment): Issue -Wc++-compat warnings about
13042 invalid conversions to enum type on assignment.
13043 * c-common.h (build_modify_expr): Update declaration.
13045 2009-04-24 Nick Clifton <nickc@redhat.com>
13047 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13048 (function_arg_advance): Likewise.
13049 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13052 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13054 * config/s390/constraints.md ('I', 'J'): Fix condition.
13056 2009-04-24 Diego Novillo <dnovillo@google.com>
13058 * gengtype-parse.c (parse_error): Add newline after message.
13060 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13062 * config/i386/sse.md (avxmodesuffixs): Removed.
13063 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13064 (*avx_pinsr<ssevecsize>): This.
13066 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13068 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13069 follow chains of regs with a single definition, and allow expressions
13070 that are function_invariant_p.
13071 (simple_rhs_p): Allow expressions that are function_invariant_p.
13073 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13075 PR middle-end/39867
13076 * fold-const.c (fold_cond_expr_with_comparison): When folding
13077 > and >= to MAX, make sure the MAX uses the same type as the
13078 comparison's operands.
13080 2009-04-24 Nick Clifton <nickc@redhat.com>
13082 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13083 addressing for DImode accesses.
13084 (frv_print_operand_address): Handle PLUS case.
13085 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13087 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13089 PR rtl-optimization/39794
13090 * alias.c (canon_true_dependence): Add x_addr argument.
13091 * rtl.h (canon_true_dependence): Adjust prototype.
13092 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13093 * cselib.c (cselib_invalidate_mem): Likewise.
13094 * gcse.c (compute_transp): Likewise.
13095 * dse.c (scan_reads_nospill): Likewise.
13096 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13097 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13098 canon_base_addr of the group, plus optional offset.
13099 (struct group_info): Rename canon_base_mem to
13101 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13102 canon_rtx of base_mem.
13104 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13106 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13107 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13109 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13111 * config/spu/spu-builtins.h: Delete file.
13113 * config/spu/spu.h (enum spu_builtin_type): Move here from
13115 (struct spu_builtin_description): Likewise. Add GTY marker.
13116 Do not use enum spu_function_code or enum insn_code.
13117 (spu_builtins): Add extern declaration.
13119 * config/spu/spu.c: Do not include "spu-builtins.h".
13120 (enum spu_function_code, enum spu_builtin_type_index,
13121 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13122 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13123 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13124 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13125 (spu_builtin_types): Make static. Add GTY marker.
13126 (spu_builtins): Add extern declaration with GTY marker.
13127 Include "gt-spu.h".
13129 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13130 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13131 Check programmatically whether all parameters are scalar.
13133 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13135 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13137 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13138 assignment from the constructor either if the target is volatile.
13140 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13142 * config/arm/arm.md (insv): Do not share operands[0].
13144 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13146 * config/vxlib-tls.c (active_tls_threads): Delete.
13147 (delete_hook_installed): New.
13148 (tls_delete_hook): Don't delete the delete hook.
13149 (tls_destructor): Delete it here.
13150 (__gthread_set_specific): Adjust installing the delete hook.
13151 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13152 __gthread_leave_tsd_dtor_context.
13154 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13156 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13158 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13160 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13162 (alpha_rtx_costs): Ditto.
13163 (emit_unlikely_jump): Use add_reg_note.
13164 (emit_frame_store_1): Ditto.
13165 (alpha_expand_prologue): Ditto.
13166 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13167 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13169 2009-04-23 Nick Clifton <nickc@redhat.com>
13171 * config/v850/v850.md (epilogue): Remove suppressed code.
13172 (return): Rename to return_simple and remove test of frame size.
13173 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13174 to gen_return_simple.
13176 2009-04-22 Jing Yu <jingyu@google.com>
13179 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13181 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13184 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13185 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13186 value is a VECTOR_CST, the element type is the element type of the
13189 2009-04-22 DJ Delorie <dj@redhat.com>
13191 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13193 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13195 * alias.c (find_base_term): Move around LO_SUM case, so that
13196 CONST falls through into PLUS/MINUS handling.
13199 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13200 into 0, use omit_one_operand.
13202 2009-04-23 Ben Elliston <bje@au.ibm.com>
13204 * config/rs6000/linux-unwind.h (get_regs): Remove type
13205 puns. Change the type of `pc' to an array of unsigned ints and
13206 update all users. Constify frame24.
13208 2009-04-22 DJ Delorie <dj@redhat.com>
13210 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13211 declarations before code.
13212 (current_function_special_page_vector): Likewise.
13213 (m32c_expand_insv): Silence a warning.
13215 2009-04-21 Taras Glek <tglek@mozilla.com>
13217 * alias.c: Update GTY annotations to new syntax.
13218 * basic-block.h: Likewise.
13219 * bitmap.h: Likewise.
13220 * c-common.h: Likewise.
13221 * c-decl.c: Likewise.
13222 * c-parser.c: Likewise.
13223 * c-pragma.c: Likewise.
13224 * c-tree.h: Likewise.
13225 * cfgloop.h: Likewise.
13226 * cgraph.h: Likewise.
13227 * config/alpha/alpha.c: Likewise.
13228 * config/arm/arm.h: Likewise.
13229 * config/avr/avr.h: Likewise.
13230 * config/bfin/bfin.c: Likewise.
13231 * config/cris/cris.c: Likewise.
13232 * config/darwin.c: Likewise.
13233 * config/frv/frv.c: Likewise.
13234 * config/i386/i386.c: Likewise.
13235 * config/i386/i386.h: Likewise.
13236 * config/i386/winnt.c: Likewise.
13237 * config/ia64/ia64.h: Likewise.
13238 * config/iq2000/iq2000.c: Likewise.
13239 * config/mips/mips.c: Likewise.
13240 * config/mmix/mmix.h: Likewise.
13241 * config/pa/pa.c: Likewise.
13242 * config/pa/pa.h: Likewise.
13243 * config/rs6000/rs6000.c: Likewise.
13244 * config/s390/s390.c: Likewise.
13245 * config/sparc/sparc.c: Likewise.
13246 * config/xtensa/xtensa.c: Likewise.
13247 * cselib.h: Likewise.
13248 * dbxout.c: Likewise.
13249 * dwarf2out.c: Likewise.
13250 * except.c: Likewise.
13251 * except.h: Likewise.
13252 * fixed-value.h: Likewise.
13253 * function.c: Likewise.
13254 * function.h: Likewise.
13255 * gimple.h: Likewise.
13256 * integrate.c: Likewise.
13257 * optabs.c: Likewise.
13258 * output.h: Likewise.
13259 * real.h: Likewise.
13261 * stringpool.c: Likewise.
13262 * tree-data-ref.c: Likewise.
13263 * tree-flow.h: Likewise.
13264 * tree-scalar-evolution.c: Likewise.
13265 * tree-ssa-address.c: Likewise.
13266 * tree-ssa-alias.h: Likewise.
13267 * tree-ssa-operands.h: Likewise.
13268 * tree.c: Likewise.
13269 * tree.h: Likewise.
13270 * varasm.c: Likewise.
13271 * varray.h: Likewise.
13273 * coretypes.h: Do not define GTY macro if it is already defined.
13274 * doc/gty.texi: Update GTY documentation to new syntax.
13275 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13276 annotations on structs.
13277 * gengtype-parse.c: Likewise.
13279 2009-04-22 Mark Heffernan <meheff@google.com>
13281 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13283 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13285 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13288 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13290 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13291 the same as a PLUS without a shift. Increase the cost of a
13294 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13296 * Makefile.in: Update dependencies.
13297 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13298 * errors.h: Remove bogus comment about compatibility.
13299 (warning): Update declaration.
13300 * genautomata.c: Update all calls to warning.
13301 * gimple.c: Do not include errors.h. Include toplev.h.
13302 * tree-ssa-structalias.c: Do not include errors.h.
13303 * omega.c: Likewise.
13304 * tree-ssa-reassoc.c: Likewise.
13305 * config/spu/spu-c.c: Likewise.
13306 * config/spu/t-spu-elf: Update dependencies.
13308 2009-04-22 Richard Guenther <rguenther@suse.de>
13310 PR tree-optimization/39824
13311 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13312 make sure the types are compatible.
13314 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13317 * c-common.c (c_parse_error): Take a token_flags parameter.
13318 Use token_type for the token type instead.
13319 Pass token_flags to cpp_type2name.
13320 * c-common.h (c_parse_error): Update declaration.
13321 * c-parser.c (c_parser_error): Pass 0 as token flags.
13323 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13325 PR rtl-optimization/39580
13326 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13328 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13330 * function.c (expand_function_end): Do not emit a jump to the "naked"
13331 return label for fall-through returns.
13332 * except.c (sjlj_emit_function_exit): Always place the call to the
13333 unregister function at the location installed by expand_function_end.
13335 2009-04-22 Richard Guenther <rguenther@suse.de>
13337 PR tree-optimization/39845
13338 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13339 (gen_inbound_check): Likewise.
13341 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13343 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13345 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13346 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13348 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13350 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13351 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13352 shift counts to avoid out-of-bounds array accesses.
13354 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13356 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13357 (Pmode): Move above.
13359 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13361 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13362 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13363 GET_CODE macro. Use IN_RANGE macro where appropriate.
13364 * config/alpha/alpha.h: Ditto.
13365 * config/alpha/alpha.md: Ditto.
13366 * config/alpha/constraints.md: Ditto.
13367 * config/alpha/predicates.md: Ditto.
13369 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13371 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13372 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13373 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13374 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13375 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13376 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13377 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13378 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13379 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13380 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13381 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13382 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13383 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13384 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13385 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13386 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13387 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13388 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13389 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13390 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13391 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13392 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13393 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13394 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13395 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13396 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13397 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13399 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13401 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13402 references from comments.
13403 * cfgbuild.c: (count_basic_blocks): Delete.
13404 (find_basic_blocks_1): Delete.
13405 (find_basic_blocks): Delete.
13406 * except.c (finish_eh_generation): Make static. Move comment from
13407 except.h here. Remove find_basic_blocks references from comments.
13408 * except.h (finish_eh_generation): Delete.
13409 * basic-block.h (find_basic_blocks): Delete.
13410 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13412 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13414 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13415 (sdbout_parms): Likewise.
13417 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13419 * config/sh/sh.c (prepare_cbranch_operands): Use
13420 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13421 (expand_cbranchdi4): Likewise.
13422 (from_compare): Add cast to enum type.
13423 (expand_cbranchsi4): Use add_reg_note.
13424 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13425 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13426 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13427 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13428 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13429 instead of CODE_FOR_nothing.
13430 (cbranchdi4): Likewise. Fix the order of arguments for
13432 (push_fpscr): Use add_reg_note.
13433 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13434 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13436 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13438 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13439 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13440 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13441 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13442 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13443 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13444 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13445 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13446 config/alpha/x-vms, config/arc/t-arc,
13447 config/arm/README-interworking, config/arm/arm-c.c,
13448 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13449 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13450 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13451 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13452 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13453 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13454 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13455 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13456 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13457 config/cris/t-elfmulti, config/crx/t-crx,
13458 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13459 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13460 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13461 config/h8300/t-h8300, config/i386/athlon.md,
13462 config/i386/darwin-libgcc.10.4.ver,
13463 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13464 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13465 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13466 config/i386/t-linux64, config/i386/t-nwld,
13467 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13468 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13469 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13470 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13471 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13472 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13473 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13474 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13475 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13476 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13477 config/m68k/t-uclinux, config/mcore/t-mcore,
13478 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13479 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13480 config/mips/crtn.asm, config/mips/irix-crti.asm,
13481 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13482 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13483 config/mips/mips-fixed.md, config/mips/sb1.md,
13484 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13485 config/mips/t-iris6, config/mips/t-isa3264,
13486 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13487 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13488 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13489 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13490 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13491 config/mn10300/t-linux, config/mn10300/t-mn10300,
13492 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13493 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13494 config/picochip/libgccExtras/clzsi2.asm,
13495 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13496 config/rs6000/darwin-libgcc.10.4.ver,
13497 config/rs6000/darwin-libgcc.10.5.ver,
13498 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13499 config/rs6000/t-aix43, config/rs6000/t-aix52,
13500 config/rs6000/t-darwin, config/rs6000/t-fprules,
13501 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13502 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13503 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13504 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13505 config/rs6000/t-rtems, config/rs6000/t-spe,
13506 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13507 config/score/t-score-elf, config/sh/divcost-analysis,
13508 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13509 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13510 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13511 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13512 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13513 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13514 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13515 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13516 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13517 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13518 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13519 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13520 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13521 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13522 * config/h8300/genmova.sh: Include copyright and license notices
13523 in generated output.
13524 * config/h8300/mova.md: Regenerate.
13525 * doc/install.texi2html: Include word "Copyright" in copyright
13526 notice and use name "Free Software Foundation, Inc.".
13527 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13528 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13529 ChangeLog-2007, ChangeLog-2008: Correct dates.
13531 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13533 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13534 NE_EXPR operations as well.
13535 * c-parser.c (c_parser_condition): Do not set location information on
13537 (c_parser_conditional_expression): Likewise.
13538 (c_parser_binary_expression): Set location information on operators.
13539 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13540 TRUTH_NOT_EXPR has been folded.
13541 * fold-const.c (fold_truth_not_expr): Copy location information from
13542 the incoming expression to the outgoing one.
13543 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13544 recursive calls on the LHS of the operator but pass that of the
13545 operator to recursive calls on the RHS of the operator. Set it
13547 (shortcut_cond_expr): Set the locus of the operator on the second
13548 COND_EXPR and that of the expression on the first in degenerate cases.
13549 Pass the locus of the expression to calls to shortcut_cond_r.
13550 Set the locus of the 'then' block on the associated jump, if any.
13551 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13552 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13553 expression to call to gimplify_boolean_expr.
13555 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13557 * config.gcc: Add additional configuration for
13558 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13559 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13560 (CPP_SPEC): Redefine for allowing -municode option.
13561 (STARTFILE_SPEC): Likewise.
13562 * config/i386/t-mingw-w64: New.
13563 * config/i386/mingw-w64.opt: New.
13564 (municode): Add new target option.
13565 * doc/invoke.texi (municode): Add documentation for new option.
13567 2009-04-21 Ian Lance Taylor <iant@google.com>
13569 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13570 Correct test for number of arguments.
13571 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13573 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13575 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13576 argument of emit_library_call.
13578 2009-04-21 Richard Guenther <rguenther@suse.de>
13580 PR middle-end/39829
13581 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13582 inside VIEW_CONVERT_EXPRs.
13584 2009-04-21 Martin Jambor <mjambor@suse.cz>
13586 * tree-switch-conversion.c (build_constructors): Split a long line.
13587 (constructor_contains_same_values_p): New function.
13588 (build_one_array): Create assigns of constants if possible, do not
13589 call mark_sym_for_renaming, call update_stmt.
13590 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13591 make_rename_temp. Do not call mark_symbols_for_renaming, call
13593 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13594 find_new_referenced_vars, call update_stmt.
13595 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13596 instead of calling make_rename_temp. Do not call
13597 find_new_referenced_vars or mark_symbols_for_renaming, call
13600 2009-04-21 Richard Guenther <rguenther@suse.de>
13602 PR tree-optimization/39827
13603 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13604 (tree_ssa_phiprop): Pass the correct array size.
13606 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13608 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13610 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13613 * c-typeck.c (lvalue_p): Move declaration ...
13614 * c-common.h (lvalue_p): ... to here.
13615 * c-common.c (candidate_equal_p): New.
13616 (add_tlist): Use it.
13617 (merge_tlist): Use it.
13618 (warn_for_collisions_1): Likewise.
13619 (warning_candidate_p): Accept more candidates.
13620 (verify_tree): A warning candidate can be an expression. Use
13623 2009-04-21 Ben Elliston <bje@au.ibm.com>
13626 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13627 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13628 options. Remove -mcall-solaris documentation.
13630 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13633 * doc/invoke.texi (-Wlong-long): Update description.
13634 * c-lex (interpret_integer): Only warn if there was no previous
13635 overflow and -Wlong-long is enabled.
13636 * c-decl.c (declspecs_add_type): Drop redundant flags.
13637 * c.opt (Wlong-long): Init to -1.
13638 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13639 and front-end warn_long_long. Wlong-long only depends on other
13640 flags if it is uninitialized.
13641 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13642 the same for CPP and FE.
13643 (restore_extension_diagnostics): Likewise.
13645 2009-04-20 Ian Lance Taylor <iant@google.com>
13647 Fix enum conversions which are invalid in C++:
13648 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13649 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13650 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13651 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13652 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13653 (dbxout_parms): Likewise.
13654 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13655 (df_clear_flags): Likewise.
13656 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13657 top_flag parameter to int.
13658 (df_chain_create_bb_process_use): Likewise.
13659 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13661 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13662 (df_ref_create_structure, df_def_record_1): Likewise.
13663 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13664 (df_notes_rescan): Change 0 to VOIDmode in function call.
13665 (df_get_call_refs, df_insn_refs_collect): Likewise.
13666 (df_bb_regs_collect): Likewise.
13667 (df_entry_block_defs_collect): Likewise.
13668 (df_exit_block_uses_collect): Likewise.
13669 * df.h: Update declarations.
13670 * double-int.c (double_int_divmod): Add cast to enum type.
13671 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13672 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13673 (based_loc_descr): Likewise.
13674 (loc_descriptor_from_tree_1): Change first_op and second_op to
13675 enum dwarf_location_atom. Add cast to enum type.
13676 * expmed.c (init_expmed): Change 0 to SET in function call.
13677 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13678 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13679 (do_store_flag): Likewise.
13680 * fixed-value.h (struct fixed_value): Change mode to enum
13682 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13683 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13685 (insert_insn_decl, insert_decl, insert_state): Likewise.
13686 (automata_list_finish): Likewise.
13687 * genrecog.c (process_define_predicate): Add cast to enum type.
13688 * gensupport.c (init_predicate_table): Add cast to enum type.
13689 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13691 (gimple_build_call_1, gimple_build_label): Likewise.
13692 (gimple_build_goto, gimple_build_asm_1): Likewise.
13693 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13694 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13695 (enum fallback): Rename from enum fallback_t.
13696 (fallback_t): Typedef as int.
13697 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13698 GSI_SAME_STMT in function call.
13699 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13701 (setup_reg_class_relations): Likewise.
13702 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13703 (setup_prohibited_class_mode_regs): Add cast to enum type.
13704 (setup_prohibited_mode_move_regs): Likewise.
13705 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13706 (record_address_regs): Change i to enum reg_class.
13707 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13708 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13709 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13710 (GET_MODE_2XWIDER_MODE): Likewise.
13711 (GET_CLASS_NARROWEST_MODE): Likewise.
13712 * omp-low.c (expand_omp_for): Add cast to enum type.
13713 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13714 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13715 * postreload.c (reload_cse_simplify_operands): Change rclass local
13717 * predict.c (combine_predictions_for_insn): Change best_predictor
13718 and predictor to enum br_predictor.
13719 (combine_predictions_for_bb): Likewise.
13720 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13721 use SET_PREDICT_EXPR_OUTCOME.
13722 * real.c (real_arithmetic): Change icode to code in function call.
13723 * reginfo.c (init_move_cost): Add casts to enum type.
13724 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13725 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13727 * reload.c (find_valid_class): Add casts to enum type.
13728 (push_reload): Change 0 to NO_REGS in function call.
13729 (find_reloads): Change this_alternative to array of enum
13730 reg_class. Remove some now-unnecessary casts.
13731 (make_memloc): Change 0 to VOIDmode in function call.
13732 * reload1.c (reload): Change 0 to VOIDmode in function call.
13733 (eliminate_regs_1, elimination_effects): Likewise.
13734 (eliminate_regs_in_insn): Likewise.
13735 (emit_input_reload_insns): Add cast to enum type.
13736 (delete_output_reload): Change 0 to VOIDmode in function call.
13737 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13738 to enum type in function call.
13739 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13740 (SET_PREDICT_EXPR_OUTCOME): Define.
13741 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13742 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13743 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13744 (dump_function): Likewise.
13745 * tree-dump.h: Update declarations.
13746 * tree-pass.h: Update declarations.
13747 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13748 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13750 (arm_rtx_costs_1): Correct parenthesization.
13751 (arm_rtx_costs): Add casts to enum type.
13752 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13753 (vfp_emit_fstmd): Use add_rg_note.
13754 (emit_multi_reg_push, emit_sfm): Likewise.
13755 (thumb_set_frame_pointer): Likewise.
13756 (arm_expand_prologue): Likewise.
13757 (arm_regno_class): Change return type to enum reg_class.
13758 (thumb1_expand_prologue): Use add_reg_note.
13759 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13760 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13762 * config/arm/gentune.sh: Add cast to enum type.
13763 * config/arm/arm-tune.md: Rebuild.
13764 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13765 (ix86_split_fp_branch, predict_jump): Likewise.
13766 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13767 insn_code to enum rtx_code.
13768 (ix86_builtin_vectorized_function): Add cast to enum type.
13769 * config/i386/i386.md (truncdfsf2): Change slot to enum
13771 (truncxf<mode>2, isinf<mode>2): Likewise.
13772 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13774 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13775 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13776 (insert_bundle_state): Change 1 to INSERT in function call.
13777 (ia64_add_bundle_selector_before): Likewise.
13778 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13779 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13780 (restore_stack_nonlocal): Likewise.
13781 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13783 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13785 (mips_rtx_costs): Likewise.
13786 (mips_override_options): Add casts to enum type.
13787 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13789 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13790 (store_reg, set_reg_plus_d): Likewise.
13791 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13792 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13794 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13796 (emit_unlikely_jump): Use add_reg_note.
13797 (rs6000_emit_allocate_stack): Likewise.
13798 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13799 (output_toc): Change 1 to INSERT in function call.
13800 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13801 (rs6000_initialize_trampoline): Likewise.
13802 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13804 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13805 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13806 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13807 (save_gprs): Use add_reg_note.
13808 (s390_emit_prologue): Likewise.
13809 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13810 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13811 (sparc_fold_builtin): Add cast to enum type.
13812 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13814 (spu_expand_prologue): Use add_reg_note.
13815 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13817 2009-04-20 Ian Lance Taylor <iant@google.com>
13819 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13820 (c_parser_postfix_expression_after_primary): Get VEC for list of
13821 arguments. Get original types of arguments. Call
13822 build_function_call_vec.
13823 (cached_expr_list_1, cached_expr_list_2): New static variables.
13824 (c_parser_expr_list): Change return type to VEC *. Add
13825 p_orig_types parameter. Change all callers.
13826 (c_parser_release_expr): New static function.
13827 (c_parser_vec_to_tree_list): New static function.
13828 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13829 call build_function_call_vec.
13830 (build_function_call_vec): New function, based on old
13831 build_function_call.
13832 (convert_arguments): Remove nargs and argarray parameters. Change
13833 values to a VEC. Add origtypes parameter.
13834 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13835 (convert_for_assignment): Add origtype parameter. Change all
13836 callers. If warn_cxx_compat, check for conversion to an enum
13837 type when calling a function.
13838 (store_init_value): Add origtype parameter. Change all callers.
13839 (digest_init): Likewise.
13840 (struct init_node): Add origtype field.
13841 (add_pending_init): Add origtype parameter. Change all callers.
13842 (output_init_element): Likewise.
13843 (output_pending_init_elements): Pass origtype from init_node to
13844 output_init_element.
13845 (process_init_element): Pass origtype from c_expr to
13846 output_init_element.
13847 (c_finish_return): Add origtype parameter. Change all callers.
13848 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13850 (sync_resolve_params): Likewise.
13851 (sync_resolve_return): Change params to first_param. Change caller.
13852 (resolve_overloaded_builtins): Change params to VEC *. Change
13853 callers. Save first parameter around call to build_function_call_vec.
13854 * c-decl.c (finish_decl): Add origtype parameter. Change all
13855 callers. Call build_function_call_vec rather than
13856 build_function_call for cleanup.
13857 * c-tree.h: Update declarations.
13858 * c-common.h: Update declarations.
13859 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13860 params to first_param.
13861 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13862 params parameter from tree to void *.
13863 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13864 Change arglist parameter to have type void *, and to be a pointer
13866 * config/rs6000/rs6000-protos.h
13867 (altivec_resolve_overloaded_builtin): Update declaration.
13868 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13869 fnargs parameter to have type void *, and to be a pointer to a
13870 VEC. Call build_function_call_vec instead of
13871 build_function_call.
13872 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13874 2009-04-20 Joey Ye <joey.ye@intel.com>
13875 Xuepeng Guo <xuepeng.guo@intel.com>
13876 H.J. Lu <hongjiu.lu@intel.com>
13878 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13880 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13881 (IX86_LEA_PRIORITY): Likewise.
13882 (distance_non_agu_define): New function.
13883 (distance_agu_use): Likewise.
13884 (ix86_lea_for_add_ok): Likewise.
13885 (ix86_dep_by_shift_count): Likewise.
13887 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13888 should split for LEA.
13890 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13892 (ix86_dep_by_shift_count): Likewise.
13894 2009-04-20 Richard Guenther <rguenther@suse.de>
13896 * expr.c (handled_component_p): Move ...
13897 * tree.h (handled_component_p): ... here.
13898 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13899 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13900 and REALPART_EXPR to be in one group.
13902 2009-04-20 Richard Guenther <rguenther@suse.de>
13904 * basic-block.h (get_all_dominated_blocks): Declare.
13905 * dominance.c (get_all_dominated_blocks): New function.
13906 * tree-cfg.c (get_all_dominated_blocks): Remove.
13907 (remove_edge_and_dominated_blocks): Adjust.
13908 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13909 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13910 instead of recursing.
13912 2009-04-20 Doug Kwan <dougkwan@google.com>
13914 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13915 (struct cgraph_node_set_def): New type.
13916 (cgraph_node_set) New type. Also declare vector functions.
13917 (struct cgraph_node_set_element_def): New type.
13918 (cgraph_node_set_element): Ditto.
13919 (cgraph_node_set_iterator): New iterator type.
13920 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13921 cgraph_node_set_remove, dump_cgraph_node_set,
13922 debug_cgraph_node_set): New prototypes.
13923 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13924 cgraph_node_set_size): New inlines.
13925 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13926 including cgraph.h.
13927 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13928 argument to function 'write_summary'.
13929 * ipa.c: Include ggc.h.
13930 (hash_cgraph_node_set_element,
13931 eq_cgraph_node_set_element, cgraph_node_set_new,
13932 cgraph_node_set_add, cgraph_node_set_remove,
13933 cgraph_node_set_find, dump_cgraph_node_set,
13934 debug_cgraph_node_set): New functions.
13935 * Makefile.in (ipa.o): Add dependency on GGC_H.
13937 2009-04-20 Ira Rosen <irar@il.ibm.com>
13939 PR tree-optimization/39675
13940 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13941 check of the return code of vect_schedule_slp. Check that
13942 stmt_vec_info still exists for the statement, before checking its
13943 vectorization type.
13945 2009-04-20 Michael Matz <matz@suse.de>
13947 * Makefile.in (generated_files): Take out $(simple_generated_c).
13949 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13951 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13952 (UINTPTR_TYPE): Likewise.
13954 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13957 * c-typeck.c (digest_init): Check for initializing an array with a
13960 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13963 * c-semantics.c (pop_stmt_list): Propagate
13964 STATEMENT_LIST_HAS_LABEL to parent statement list.
13966 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13968 * config/mips/mips.h (mips_tune_attr): New macro.
13969 * config/mips/mips.md (cpu): Use it.
13971 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13974 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13977 2009-04-19 Diego Novillo <dnovillo@google.com>
13979 * toplev.c (compile_file): Move call to coverage_finish ...
13980 * cgraphunit.c (ipa_passes): ... here.
13981 Call cgraph_process_new_functions.
13982 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13983 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13985 2009-04-19 Jan Hubicka <jh@suse.cz>
13987 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13989 (dump_cgraph_node): Dump can throw external flag.
13990 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13992 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13996 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13997 * common.opt (Wlogical-op): Move from here...
13998 * c.opt (Wlogical-op): ... to here.
13999 * c-typeck.c (parser_build_binary_op): Update call to
14000 warn_logical_operator.
14001 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14003 * c-common.c (warn_logical_op): Update.
14004 * c-common.h (warn_logical_op): Update declaration.
14006 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14008 * tree.c (protected_set_expr_location): Fix formatting.
14010 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14013 * c-typeck.c (readonly_warning): new.
14014 (build_unary_op, build_modify_expr): Use readonly_warning for
14015 storing into something readonly but not const-qualified.
14017 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14020 * c-typeck.c (build_unary_op): Check for taking address of
14021 expression of type void.
14023 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14026 * c-typeck.c (build_function_call): Check for calling a function
14027 with qualified void return types. Call require_complete_type when
14030 2009-04-18 Jan Hubicka <jh@suse.cz>
14032 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14034 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14035 can_throw_external flag.
14036 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14037 * ipa-pure-const.c (ignore_edge): New function.
14038 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14039 only over can_throw_external edges.
14040 (local_pure_const): Add nothrow flag.
14041 * ipa-utils.c (searchc): Add ignore_edge callback.
14042 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14043 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14044 (set_nothrow_function_flags): Update cgraph.
14045 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14047 2009-04-18 Richard Guenther <rguenther@suse.de>
14049 PR middle-end/39804
14050 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14051 (fold_stmt): ... this and ...
14052 (fold_stmt_inplace): ... this.
14053 (fold_stmt_1): Fold references in calls and asms.
14054 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14056 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14058 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14059 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14061 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14063 * tree.c (function_args_count): Remove.
14064 * tree.h: Remove the prototype for function_args_count.
14066 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14068 * tree-iterator.c (expr_only): Remove.
14069 * tree.h: Remove the prototype for expr_only.
14071 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14073 * reginfo.c (cannot_change_mode_set_regs): Remove.
14074 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14076 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14078 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14079 whether operands 0 and 1 overlaps.
14081 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14083 PR middle-end/36902
14084 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14085 pointer. Use warning_at instead of warning.
14086 (search_for_addr_array): Likewise.
14087 (check_array_bounds): Likewise.
14088 (check_all_array_refs): Check that the incoming edge is not in the
14089 list of edges to be removed.
14090 (check_all_array_refs): Avoid the temporal pointer.
14091 (vrp_visit_cond_stmt): Fix typo.
14092 (simplify_switch_using_ranges): Handle the case where the switch
14093 index is an integer constant.
14095 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14097 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14099 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14101 * doc/extend.texi, doc/invoke.texi: Fix typos.
14103 2009-04-17 Cary Coutant <ccoutant@google.com>
14105 * tree-flow-inline.h (get_lineno): Fix inverted test.
14107 2009-04-17 Diego Novillo <dnovillo@google.com>
14109 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14110 assertion for AVAIL_OUT.
14112 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14115 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14116 * config/sh/linux-atomic.asm: Likewise.
14118 2009-04-17 Diego Novillo <dnovillo@google.com>
14120 * except.c (debug_eh_tree): New.
14121 (struct eh_region, struct eh_status): Move ...
14122 * except.h: ... here.
14123 (add_type_for_runtime): Declare extern.
14124 (lookup_type_for_runtime): Likewise.
14125 (debug_eh_tree): Declare.
14126 * Makefile.in (GTFILES): List except.h before except.c
14128 2009-04-17 Diego Novillo <dnovillo@google.com>
14130 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14131 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14132 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14133 (find_vars_r): ... here.
14134 * tree-flow.h (find_referenced_vars_in): Declare.
14135 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14136 that AVAIL_OUT exists for BLOCK.
14137 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14138 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14139 (tree-parloops.o): Likewise.
14141 2009-04-17 Simon Baldwin <simonb@google.com>
14143 * toplev.c (default_tree_printer): Add handling for %E format.
14145 2009-04-17 Diego Novillo <dnovillo@google.com>
14147 * tree-pretty-print.c (dump_generic_node): Add break after
14148 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14149 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14150 FUNCTION_TYPE together. Call print_struct_decl when printing
14151 structures and TDF_SLIM is not given.
14152 (print_struct_decl): Fix logic for detecting recursion.
14154 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14157 * gcc.c (create_at_file): New.
14158 (compile_input_file_p): New.
14159 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14160 * main.c (main): Update call to toplev_main.
14161 * toplev.c (toplev_main): Change signature. Call expandargv.
14162 * toplev.h (toplev_main): Change signature.
14164 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14166 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14167 if the latter is not constant.
14169 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14171 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14173 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14175 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14176 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14178 2009-04-17 Richard Guenther <rguenther@suse.de>
14180 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14181 Handle component references view-converting an invariant address.
14183 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14185 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14186 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14187 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14188 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14189 Use @deftypevr rather than @deftypevar.
14191 2009-04-17 Richard Guenther <rguenther@suse.de>
14193 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14194 (get_prop_source_stmt): Likewise.
14195 (can_propagate_from): Likewise.
14197 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14199 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14200 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14201 (--with-multilib-list): Add default value.
14202 * configure: Regenerate.
14203 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14204 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14205 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14206 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14207 Don't add default cpu to multilib list unnecessarily, but do enable
14208 the relevant compiler option..
14209 Add support for --with-multilib-list=<blank> and
14210 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14211 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14212 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14213 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14214 TM_MULTILIB_CONFIG.
14215 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14216 (MULTILIB_OSDIRNAMES): New variable.
14217 * config/sh/t-1e: Delete file.
14218 * config/sh/t-mlib-sh1: Delete file.
14219 * config/sh/t-mlib-sh2: Delete file.
14220 * config/sh/t-mlib-sh2a: Delete file.
14221 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14222 * config/sh/t-mlib-sh2a-single: Delete file.
14223 * config/sh/t-mlib-sh2a-single-only: Delete file.
14224 * config/sh/t-mlib-sh2e: Delete file.
14225 * config/sh/t-mlib-sh3e: Delete file.
14226 * config/sh/t-mlib-sh4: Delete file.
14227 * config/sh/t-mlib-sh4-nofpu: Delete file.
14228 * config/sh/t-mlib-sh4-single: Delete file.
14229 * config/sh/t-mlib-sh4-single-only: Delete file.
14230 * config/sh/t-mlib-sh4a: Delete file.
14231 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14232 * config/sh/t-mlib-sh4a-single: Delete file.
14233 * config/sh/t-mlib-sh4a-single-only: Delete file.
14234 * config/sh/t-mlib-sh4al: Delete file.
14235 * config/sh/t-mlib-sh5-32media: Delete file.
14236 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14237 * config/sh/t-mlib-sh5-64media: Delete file.
14238 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14239 * config/sh/t-mlib-sh5-compact: Delete file.
14240 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14241 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14242 * doc/install.texi (Options specification): Add
14243 --with-multilib-list and --with-endian.
14245 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14247 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14249 (OBJS-common): Add plugin-version.o.
14250 (plugin-version.o): New.
14251 * gcc-plugin.h (plugin_gcc_version): New.
14252 (plugin_default_version_check): New.
14253 (plugin_init_func, plugin_init): Add version argument.
14254 * plugin-version.c: New.
14255 * plugin.c (str_plugin_gcc_version_name): New.
14256 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14257 pass it to the init function.
14258 (plugin_default_version_check): New.
14260 2009-04-17 Richard Guenther <rguenther@suse.de>
14262 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14263 for decl-vs-decl disambiguation.
14265 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14267 * config/s390/s390.h (s390_tune_attr): New macro definition.
14268 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14270 2009-04-17 Richard Guenther <rguenther@suse.de>
14272 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14273 (fold_stmt_r): Likewise.
14274 (maybe_fold_reference): New function.
14275 (fold_gimple_assign): Handle cases fold_stmt_r did.
14276 (fold_stmt): Do not use fold_stmt_r.
14277 (fold_stmt_inplace): Likewise.
14279 2009-04-17 Richard Guenther <rguenther@suse.de>
14281 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14282 (record_equivalences_from_stmt): Remove useless checks and
14284 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14285 the type is already suitable.
14287 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14289 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14291 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14293 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14294 (CMPtype): Define as __gcc_CMPtype.
14296 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14298 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14299 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14301 2009-04-17 Richard Guenther <rguenther@suse.de>
14303 PR tree-optimization/39746
14304 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14305 special-casing for builtins and static variable use/def.
14306 (call_may_clobber_ref_p_1): Likewise.
14308 2009-04-16 Ian Lance Taylor <iant@google.com>
14310 * df.h: Include "timevar.h".
14311 (struct df_problem): Change tv_id field to timevar_id_t.
14312 * tree-pass.h: Include "timevar.h".
14313 (struct opt_pass): Change tv_id field to timevar_id_t.
14314 * timevar.h (timevar_id_t): Define TV_NONE.
14315 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14316 TV_NONE rather than tv_id != 0.
14317 (execute_one_pass): Likewise.
14318 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14319 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14320 dependencies to $(TREE_PASS_H).
14321 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14323 (pass_branch_target_load_optimize2): Likewise.
14324 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14325 (pass_outof_cfg_layout_mode): Likewise.
14326 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14327 (pass_rebuild_cgraph_edges): Likewise.
14328 (pass_remove_cgraph_callee_edges): Likewise.
14329 * df-core.c (pass_df_initialize_opt): Likewise.
14330 (pass_df_initialize_no_opt): Likewise.
14331 (pass_df_finish): Likewise.
14332 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14333 * except.c (pass_set_nothrow_function_flags): Likewise.
14334 (pass_convert_to_eh_region_ranges): Likewise.
14335 * final.c (pass_compute_alignments): Likewise.
14336 * function.c (pass_instantiate_virtual_regs): Likewise.
14337 (pass_init_function): Likewise.
14338 (pass_leaf_regs): Likewise.
14339 (pass_match_asm_constraints): Likewise.
14340 * gimple-low.c (pass_lower_cf): Likewise.
14341 (pass_mark_used_blocks): Likewise.
14342 * init-regs.c (pass_initialize_regs): Likewise.
14343 * integrate.c (pass_initial_value_sets): Likewise.
14344 * ira.c (pass_ira): Likewise.
14345 * jump.c (pass_cleanup_barriers): Likewise.
14346 * omp-low.c (pass_expand_omp): Likewise.
14347 (pass_lower_omp): Likewise.
14348 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14349 * recog.c (pass_split_all_insns): Likewise.
14350 (pass_split_after_reload): Likewise.
14351 (pass_split_before_regstack): Likewise.
14352 (pass_split_before_sched2): Likewise.
14353 (pass_split_for_shorten_branches): Likewise.
14354 * reginfo.c (pass_reginfo_init): Likewise.
14355 (pass_subregs_of_mode_init): Likewise.
14356 (pass_subregs_of_mode_finish): Likewise.
14357 * passes.c (pass_postreload): Likewise.
14358 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14359 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14360 (pass_warn_function_return): Likewise.
14361 (pass_warn_function_noreturn): Likewise.
14362 * tree-complex.c (pass_lower_complex): Likewise.
14363 (pass_lower_complex_O0): Likewise.
14364 * tree-if-conv.c (pass_if_conversion): Likewise.
14365 * tree-into-ssa.c (pass_build_ssa): Likewise.
14366 * tree-mudflap.c (pass_mudflap_1): Likewise.
14367 (pass_mudflap_2): Likewise.
14368 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14369 (pass_mudflap_2): Likewise.
14370 * tree-nrv.c (pass_return_slot): Likewise.
14371 * tree-object-size.c (pass_object_sizes): Likewise.
14372 * tree-optimize.c (pass_all_optimizations): Likewise.
14373 (pass_early_local_passes): Likewise.
14374 (pass_all_early_optimizations): Likewise.
14375 (pass_cleanup_cfg): Likewise.
14376 (pass_cleanup_cfg_post_optimizing): Likewise.
14377 (pass_free_datastructures): Likewise.
14378 (pass_free_cfg_annotations): Likewise.
14379 (pass_fixup_cfg): Likewise.
14380 (pass_init_datastructures): Likewise.
14381 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14382 (pass_late_warn_uninitialized): Likewise.
14383 (pass_update_address_taken): Likewise.
14384 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14385 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14386 (pass_cse_sincos): Likewise.
14387 (pass_convert_to_rsqrt): Likewise.
14388 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14389 * tree-stdarg.c (pass_stdarg): Likewise.
14390 * tree-tailcall.c (pass_tail_recursion): Likewise.
14391 (pass_tail_calls): Likewise.
14392 * tree-vect-generic.c (pass_lower_vector): Likewise.
14393 (pass_lower_vector_ssa): Likewise.
14394 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14396 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14398 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14400 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14402 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14403 logical and signext.
14405 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14408 * config/sh/predicates.md (arith_operand): Check if the operand
14409 of TRUNCATE is a REG.
14411 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14413 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14414 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14416 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14418 * tree-iterator.c (tsi_split_statement_list_after,
14419 tsi_split_statement_list_before): Remove.
14420 * tree-iterator.h: Remove the prototypes for
14421 tsi_split_statement_list_after and tsi_split_statement_list_before.
14423 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14425 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14426 * tree-ssa-propagate.h: Remove the prototype for
14427 stmt_makes_single_load.
14429 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14431 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14432 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14434 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14436 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14438 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14440 * except.c (eh_region_outer_p): Remove.
14441 * except.h: Remove the prototype for eh_region_outer_p.
14443 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14445 * function.c (current_function_assembler_name): Remove.
14446 * function.h: Remove the prototype for
14447 current_function_assembler_name.
14449 2009-04-16 Ian Lance Taylor <iant@google.com>
14451 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14452 (add_reg_note): Call alloc_reg_note.
14453 * rtl.h (alloc_reg_note): Declare.
14454 * combine.c (try_combine): Use alloc_reg_note.
14455 (recog_for_combine, move_deaths): Likewise.
14456 (distribute_notes): Use alloc_reg_note and add_reg_note.
14457 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14458 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14459 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14461 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14463 PR rtl-optimization/39762
14464 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14465 ira_may_move_out_cost): Add comments about way of their usage.
14466 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14468 * ira-conflicts.c (process_regs_for_copy): Use function
14469 ira_get_register_move_cost instead of global
14470 ira_register_move_cost.
14472 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14473 color_pass, move_spill_restore, update_curr_costs): Ditto.
14475 * ira-lives.c (process_single_reg_class_operands): Ditto.
14477 * ira-emit.c (emit_move_list): Ditto.
14479 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14480 (record_reg_classes): Ditto. Use functions
14481 ira_get_register_move_cost and ira_get_may_move_cost instead of
14482 global vars ira_register_move_cost, ira_may_move_out_cost and
14483 ira_may_move_in_cost.
14484 (record_address_regs): Don't call ira_init_register_move_cost.
14485 Use function ira_get_may_move_cost instead of global
14486 ira_may_move_in_cost.
14487 (process_bb_node_for_hard_reg_moves): Use function
14488 ira_get_register_move_cost instead of global ira_register_move_cost.
14489 (ira_costs): Don't call ira_init_register_move_cost.
14491 2009-04-16 Richard Guenther <rguenther@suse.de>
14493 * tree-cfg.c (verify_gimple_assign_binary):
14494 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14495 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14496 (create_general_new_stmt): Note that this function is broken.
14498 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14500 * common.opt (fhelp): Add Var(help_flag).
14501 * gcc-plugin.h (plugin_info): Add help.
14502 * plugin.c (plugin_name_args): Add help.
14503 (register_plugin_info): Set plugin->help.
14504 (print_help_one_plugin): New.
14505 (print_plugins_help): New.
14506 * plugin.h (print_plugins_help): New.
14507 * toplev.c (toplev_main): Call print_plugins_help if needed.
14509 2009-04-16 Richard Guenther <rguenther@suse.de>
14511 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14512 (gimple_ior_addresses_taken_1): New function.
14513 (gimple_ior_addresses_taken): Likewise.
14514 * gimple.h (struct gimple_statement_with_ops_base): Remove
14515 addresses_taken member.
14516 (gimple_ior_addresses_taken): Declare.
14517 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14518 gimple_set_addresses_taken): Remove.
14519 * ipa-reference.c (mark_address): New function.
14520 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14521 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14522 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14523 (gimple_add_to_addresses_taken): Remove.
14524 (get_tmr_operands): Call mark_address_taken.
14525 (get_asm_expr_operands): Likewise.
14526 (get_expr_operands): Likewise.
14527 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14528 (free_stmt_operands): Do not free it.
14529 * tree-ssa.c (delete_tree_ssa): Likewise.
14530 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14532 2009-04-16 Richard Guenther <rguenther@suse.de>
14534 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14535 (walk_stmt_load_store_ops): Likewise.
14536 * gimple.c (get_base_loadstore): New function.
14537 (walk_stmt_load_store_addr_ops): Likewise.
14538 (walk_stmt_load_store_ops): Likewise.
14539 * ipa-pure-const.c (check_op): Simplify.
14540 (check_load, check_store): New functions.
14541 (check_stmt): Use walk_stmt_load_store_ops.
14542 * ipa-reference.c (mark_load): Adjust signature.
14543 (mark_store): Likewise.
14544 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14546 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14548 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14549 (plugin_info): New.
14550 * opts.c (common_handle_option): Don't call print_version.
14551 * plugin.c (plugin_name_args): Add version.
14552 (register_plugin_info): New.
14553 (register_callback): Handle PLUGIN_INFO.
14554 (try_init_one_plugin): New.
14555 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14557 (finalize_one_plugin): New.
14558 (finalize_plugins): New.
14559 (print_one_plugin): New.
14560 (print_plugins_versions): New.
14561 * plugin.h (print_plugins_versions): New.
14562 (finalize_plugins): New.
14563 * toplev.c (compile_file): Don't call initialize_plugins.
14564 (print_version): Call print_plugins_versions.
14565 (toplev_main): Call initialize_plugins. Print version if needed.
14566 Call finalize_plugins.
14568 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14570 * common.opt (fversion): New.
14571 * gcc.c (print_version): New.
14572 (process_command): Don't print the version. Just set print_version.
14573 (main): Print version. Call subprocesses if print_version and
14574 verbose_flag are set.
14575 * opts.c (common_handle_option): Handle OPT_fversion.
14577 2009-04-16 Richard Guenther <rguenther@suse.de>
14578 Ira Rosen <irar@il.ibm.com>
14580 PR tree-optimization/39698
14581 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14582 type of the reduction variable. Only generate the def if
14585 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14586 make sure to first convert to an integer of the same precision.
14587 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14588 the type of the evolution correctly in computing the new
14589 induction variable base.
14591 2009-04-16 Richard Guenther <rguenther@suse.de>
14593 PR middle-end/39625
14594 * tree-cfg.c (make_blocks): Split statements with to-be
14595 abnormal SSA names on the lhs.
14597 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14599 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14600 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14601 * c-typeck.c (really_start_incremental_init): Likewise.
14602 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14603 (TARGET_INITIALIZER): Remove it.
14604 * target.h (struct target): Remove vector_opaque_p.
14605 * tree.c (build_opaque_vector_type): New.
14606 * tree.h (TYPE_VECTOR_OPAQUE): New.
14607 (build_opaque_vector_type): Declare.
14608 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14609 * config/rs6000/rs6000.c (build_opaque_vector_type,
14610 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14611 (rs6000_init_builtins): Use build_opaque_vector_type for
14612 opaque_V4SI_type_node.
14614 2009-04-15 Catherine Moore <clm@codesourcery.com>
14616 * debug.h (set_name): Declare.
14617 * dwarf2out.c (dwarf2out_set_name): Declare.
14618 (dwarf2_debug_hooks): Add set_name.
14619 (find_AT_string): New.
14620 (add_AT_string): Call find_AT_string.
14621 (dwarf2out_set_name): New.
14622 * cp/decl.c (grokdeclarator): Call set_name.
14623 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14624 * debug.c (do_nothing_debug_hooks): Likewise.
14625 * dbxout.c (dbx_debug_hooks): Likewise.
14626 * sdbout.c (sdb_debug_hooks): Likewise.
14628 2009-04-15 Michael Eager <eager@eagercon.com>
14630 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14631 reg for single-precision FPU.
14632 * config/rs6000/rs6000.md (movsi_internal1): Only for
14633 !TARGET_SINGLE_FPU.
14634 (movsi_internal1_single): New. Add pattern to move SI values to/from
14635 single-precision FP regs.
14637 2009-04-15 Richard Guenther <rguenther@suse.de>
14639 * omp-low.c (lower_rec_input_clauses): Build correct address
14641 (expand_omp_for_generic): Fix multiplication type.
14642 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14643 (generate_memset_zero): Fix types.
14644 * tree-profile.c (prepare_instrumented_value): Correctly
14647 2009-04-15 Ian Lance Taylor <iant@google.com>
14649 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14650 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14651 for -Wall and for -Wc++-compat.
14652 (c_common_post_options): For C++, set warn_enum_compare if not
14654 * c-tree.h (struct c_expr): Add field original_type.
14655 (build_external_ref): Update declaration.
14656 * c-parser.c (c_parser_braced_init): Set original_type.
14657 (c_parser_initelt): Likewise.
14658 (c_parser_expr_no_commas): Likewise.
14659 (c_parser_conditional_expression): Likewise.
14660 (c_parser_cast_expression): Likewise.
14661 (c_parser_unary_expression): Likewise. Pull setting of
14662 original_code to top of function.
14663 (c_parser_sizeof_expression): Set original_type.
14664 (c_parser_alignof_expression): Likewise.
14665 (c_parser_postfix_expression): Likewise. Pull setting of
14666 original_code to top of function.
14667 (c_parser_postfix_expression_after_paren_type): Set original_type.
14668 (c_parser_postfix_expression_after_primary): Likewise.
14669 (c_parser_expression): Likewise.
14670 * c-typeck.c (build_external_ref): Add type parameter. Change all
14672 (c_expr_sizeof_expr): Set original_type field.
14673 (parser_build_unary_op): Likewise.
14674 (parser_build_binary_op): Likewise. Optionally warn about
14675 comparisons of enums of different types.
14676 (digest_init): Set original_type field.
14677 (really_start_incremental_init): Likewise.
14678 (push_init_level, pop_init_level): Likewise.
14679 * doc/invoke.texi (Warning Options): -Wenum-compare now
14682 2009-04-15 Richard Guenther <rguenther@suse.de>
14684 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14685 out a necessary conversion.
14686 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14687 names we didn't value number.
14688 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14690 2009-04-15 Richard Guenther <rguenther@suse.de>
14692 PR tree-optimization/39764
14693 * tree-ssa-ccp.c (get_value): Canonicalize value with
14694 canonicalize_float_value.
14696 2009-04-15 Jan Hubicka <jh@suse.cz>
14698 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14699 Wrong version of patch.
14701 2009-04-15 Jan Hubicka <jh@suse.cz>
14703 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14705 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14707 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14708 our distinct integral and vector types.
14710 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14712 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14713 * init.c (build_vtbl_address): Remove call to assemble_external.
14715 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14717 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14718 output for other floating point modes.
14720 2009-04-14 Diego Novillo <dnovillo@google.com>
14722 * diagnostic.c (diagnostic_report_diagnostic): Do not
14723 warn about loaded plugins for DK_ERROR and DK_WARNING.
14724 * c-decl.c (declspecs_add_type): Move call to
14725 invoke_plugin_callbacks ...
14726 * c-parser.c (c_parser_declspecs): ... here.
14727 * plugin.c (dump_active_plugins): Tidy output.
14729 2009-04-14 Diego Novillo <dnovillo@google.com>
14730 Le-Chun Wu <lcwu@google.com>
14732 * configure.ac: Add --enable-plugin support.
14733 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14734 * Makefile.in (PLUGIN_H): Define.
14735 Export ENABLE_PLUGIN and GMPINC to site.exp.
14736 Add PLUGINLIBS to link command.
14737 Add/modify dependencies for plugin.o and files including plugin.h.
14739 * config.in: Regenerate.
14741 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14744 2009-04-14 Le-Chun Wu <lcwu@google.com>
14746 * tree-pass.h (register_one_dump_file): Add a prototype for
14747 register_one_dump_file.
14748 * toplev.c (compile_file): Call initialize_plugins.
14749 (do_compile): Call invoke_plugin_callbacks.
14750 (toplev_main): Call invoke_plugin_callbacks.
14751 * common.opt: Add -fplugin= and -fplugin-arg-.
14752 * gcc-plugin.h: New public header file for plugins to include.
14753 * plugin.c: New source file.
14754 * plugin.h: New internal header file.
14755 * passes.c (register_one_dump_file): Make it external.
14757 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14759 2009-04-14 Diego Novillo <dnovillo@google.com>
14761 * doc/plugins.texi: New.
14762 * doc/gccint.texi: Add reference to Plugins chapter.
14763 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14764 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14765 loaded plugins, if any.
14766 * timevar.def (TV_PLUGIN_INIT): Define.
14767 (TV_PLUGIN_RUN): Define.
14768 * plugin.c: Include timevar.h
14769 (plugins_active_p): New.
14770 (dump_active_plugins): New.
14771 (debug_active_plugins): New.
14773 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14775 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14777 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14779 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14781 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14782 the same as a minus without a shift.
14784 2009-04-14 Nick Clifton <nickc@redhat.com>
14786 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14787 comparisons with small integers will always produce a short
14790 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14793 2008-12-19 Diego Novillo <dnovillo@google.com>
14795 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14797 2009-04-14 Richard Guenther <rguenther@suse.de>
14799 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14801 (verify_gimple_assign_binary): Likewise. Handle shifts and
14803 (verify_gimple_phi): Print the mismatched argument position.
14804 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14806 (vect_update_init_of_dr): Likewise.
14807 * matrix-reorg.c (transform_access_sites): Do what the
14809 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14811 2009-04-13 Michael Eager <eager@eagercon.com>
14813 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14814 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14815 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14816 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14817 remove duplicate config
14819 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14821 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14822 file_name:line_number type locator of the call site.
14824 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14826 * genautomata.c: Put blank after comma.
14827 (automaton_decls): New.
14828 (struct unit_usage): Add comments to member next.
14829 (store_alt_unit_usage): Keep the list ordered.
14830 (unit_present_on_list_p, equal_alternatives_p): New.
14831 (check_regexp_units_distribution): Check units distribution
14832 correctness correctly.
14833 (main): Don't write automata if error is found. Return correct
14836 * config/m68k/cf.md (cfv4_ds): Remove.
14837 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14838 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14840 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14841 power4-load-ext, power4-store, power4-store-update,
14842 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14843 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14844 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14845 power4-sqrt, power4-isync): Modify reservation to make correct
14846 unit distribution to automata.
14848 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14849 power5-store-update, power5-two, power5-three, power5-lmul,
14850 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14852 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14854 * except.c (pass_set_nothrow_function_flags): Set name and add
14856 (set_nothrow_function_flags): Mention in the dump file when
14857 changing a function to nothrow.
14859 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14862 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14863 instead of unsigned long.
14865 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14867 * config/arm/arm.c (return_used_this_function): Remove.
14868 (arm_output_function_prologue): Remove use of
14869 return_used_this_function.
14870 (output_return_instruction): Replace use of
14871 return_used_this_function
14872 by cfun->machine->return_used_this_function.
14873 (arm_output_epilogue): Likewise.
14874 (arm_output_function_epilogue): Likewise.
14875 (thumb_unexpanded_epilogue): Likewise.
14876 * config/arm/arm.h (struct machine_function):
14877 New member return_used_this_function.
14879 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14881 * doc/install.texi: Correct description of default directory for
14882 --with-gxx-include-dir.
14884 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14886 * fold-const.c (build_range_check): Properly deal with enumeral and
14887 boolean base types.
14889 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14891 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14892 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14893 * params.h (MAX_GCSE_PASSES): Remove.
14894 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14895 in sequence. Remove ability to run multiple passes.
14896 (bypass_jumps): Report run as third CPROP pass.
14898 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14900 PR middle-end/39651
14901 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14902 when deciding whether the whole SEQUENCE can throw.
14904 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14907 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14908 offseted label references.
14910 2009-04-11 Jan Hubicka <jh@suse.cz>
14912 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14914 2009-04-11 Richard Guenther <rguenther@suse.de>
14916 PR middle-end/39732
14917 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14918 return variables as TREE_ADDRESSABLE.
14920 2009-04-11 Richard Guenther <rguenther@suse.de>
14922 PR tree-optimization/39713
14923 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14924 reference trees have SSA_NAME operands.
14926 2009-04-11 Richard Guenther <rguenther@suse.de>
14929 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14930 address expressions.
14932 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14934 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14935 match changes in Cygwin 1.7
14936 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14937 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14939 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14941 PR tree-optimization/39701
14942 * doc/invoke.texi (Optimization Options): Document change in
14943 meaning and initialization of -fdelete-null-pointer-checks.
14945 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14947 PR middle-end/39701
14948 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14950 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14953 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14955 2009-04-10 Chao-ying Fu <fu@mips.com>
14957 * doc/tm.texi (Instruction Output): Document
14958 TARGET_ASM_FINAL_POSTSCAN_INSN.
14959 * target.h (final_postscan_insn): New field in asm_out.
14960 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14961 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14962 * final.c (final_scan_insn): Call
14963 targetm.asm_out.final_postscan_insn after outputting
14964 an asm macro and a normal instruction.
14966 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14967 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14968 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14969 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14970 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14972 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14974 PR middle-end/39701
14975 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14976 variables as non-NULL even with -fdelete-null-pointer-checks.
14978 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14980 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14982 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14985 * config/i386/i386.c (classify_argument): Handle SCmode with
14986 (bit_offset % 64) != 0.
14988 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14990 * doc/invoke.texi (Optimize Options): Add cross-reference to
14991 -Q --help=optimizers examples.
14993 2009-04-10 Ben Elliston <bje@au.ibm.com>
14996 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14997 regalign for the reg == fpr and TDmode case.
14999 2009-04-09 David Ayers <ayers@fsfe.org>
15002 * objc/objc-act.c (warn_with_method): Remove helper function.
15003 (check_duplicates): Call warning and inform directly.
15004 (really_start_method): Likewise.
15006 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15008 * expmed.c (expand_divmod): Always use a comparison for a division
15009 by a large unsigned integer.
15011 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15012 for things others than variables or functions as nonzero.
15014 2009-04-09 Nick Clifton <nickc@redhat.com>
15016 * unwind-compat.c: Change copyright header to refer to version
15017 3 of the GNU General Public License with version 3.1 of the
15018 GCC Runtime Library Exception and to point readers at the
15019 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15020 * config/alpha/crtfastmath.c: Likewise.
15021 * config/alpha/linux-unwind.h: Likewise.
15022 * config/alpha/qrnnd.asm: Likewise.
15023 * config/alpha/vms-crt0-64.c: Likewise.
15024 * config/alpha/vms-crt0.c: Likewise.
15025 * config/alpha/vms-dwarf2.asm: Likewise.
15026 * config/alpha/vms-dwarf2eh.asm: Likewise.
15027 * config/alpha/vms-psxcrt0-64.c: Likewise.
15028 * config/alpha/vms-psxcrt0.c: Likewise.
15029 * config/alpha/vms_tramp.asm: Likewise.
15030 * config/arc/initfini.c: Likewise.
15031 * config/arc/lib1funcs.asm: Likewise.
15032 * config/arm/bpabi-v6m.S: Likewise.
15033 * config/arm/bpabi.S: Likewise.
15034 * config/arm/bpabi.c: Likewise.
15035 * config/arm/crti.asm: Likewise.
15036 * config/arm/crtn.asm: Likewise.
15037 * config/arm/ieee754-df.S: Likewise.
15038 * config/arm/ieee754-sf.S: Likewise.
15039 * config/arm/lib1funcs.asm: Likewise.
15040 * config/arm/libunwind.S: Likewise.
15041 * config/arm/linux-atomic.c: Likewise.
15042 * config/arm/mmintrin.h: Likewise.
15043 * config/arm/pr-support.c: Likewise.
15044 * config/arm/unaligned-funcs.c: Likewise.
15045 * config/arm/unwind-arm.c: Likewise.
15046 * config/arm/unwind-arm.h: Likewise.
15047 * config/avr/libgcc.S: Likewise.
15048 * config/bfin/crti.s: Likewise.
15049 * config/bfin/crtlibid.s: Likewise.
15050 * config/bfin/crtn.s: Likewise.
15051 * config/bfin/lib1funcs.asm: Likewise.
15052 * config/bfin/linux-unwind.h: Likewise.
15053 * config/cris/arit.c: Likewise.
15054 * config/cris/cris_abi_symbol.c: Likewise.
15055 * config/darwin-64.c: Likewise.
15056 * config/darwin-crt2.c: Likewise.
15057 * config/darwin-crt3.c: Likewise.
15058 * config/darwin.h: Likewise.
15059 * config/dbxelf.h: Likewise.
15060 * config/dfp-bit.c: Likewise.
15061 * config/dfp-bit.h: Likewise.
15062 * config/elfos.h: Likewise.
15063 * config/fixed-bit.c: Likewise.
15064 * config/fixed-bit.h: Likewise.
15065 * config/fp-bit.c: Likewise.
15066 * config/fp-bit.h: Likewise.
15067 * config/fr30/crti.asm: Likewise.
15068 * config/fr30/crtn.asm: Likewise.
15069 * config/fr30/lib1funcs.asm: Likewise.
15070 * config/freebsd-spec.h: Likewise.
15071 * config/frv/cmovd.c: Likewise.
15072 * config/frv/cmovh.c: Likewise.
15073 * config/frv/cmovw.c: Likewise.
15074 * config/frv/frvbegin.c: Likewise.
15075 * config/frv/frvend.c: Likewise.
15076 * config/frv/lib1funcs.asm: Likewise.
15077 * config/glibc-stdint.h: Likewise.
15078 * config/h8300/clzhi2.c: Likewise.
15079 * config/h8300/crti.asm: Likewise.
15080 * config/h8300/crtn.asm: Likewise.
15081 * config/h8300/ctzhi2.c: Likewise.
15082 * config/h8300/fixunssfsi.c: Likewise.
15083 * config/h8300/lib1funcs.asm: Likewise.
15084 * config/h8300/parityhi2.c: Likewise.
15085 * config/h8300/popcounthi2.c: Likewise.
15086 * config/i386/ammintrin.h: Likewise.
15087 * config/i386/att.h: Likewise.
15088 * config/i386/avxintrin.h: Likewise.
15089 * config/i386/biarch64.h: Likewise.
15090 * config/i386/bmmintrin.h: Likewise.
15091 * config/i386/cpuid.h: Likewise.
15092 * config/i386/cross-stdarg.h: Likewise.
15093 * config/i386/crtfastmath.c: Likewise.
15094 * config/i386/crtprec.c: Likewise.
15095 * config/i386/cygming-crtbegin.c: Likewise.
15096 * config/i386/cygming-crtend.c: Likewise.
15097 * config/i386/cygwin.asm: Likewise.
15098 * config/i386/emmintrin.h: Likewise.
15099 * config/i386/gmm_malloc.h: Likewise.
15100 * config/i386/gthr-win32.c: Likewise.
15101 * config/i386/i386.h: Likewise.
15102 * config/i386/immintrin.h: Likewise.
15103 * config/i386/linux-unwind.h: Likewise.
15104 * config/i386/linux64.h: Likewise.
15105 * config/i386/mm3dnow.h: Likewise.
15106 * config/i386/mmintrin-common.h: Likewise.
15107 * config/i386/mmintrin.h: Likewise.
15108 * config/i386/nmmintrin.h: Likewise.
15109 * config/i386/pmm_malloc.h: Likewise.
15110 * config/i386/pmmintrin.h: Likewise.
15111 * config/i386/smmintrin.h: Likewise.
15112 * config/i386/sol2-c1.asm: Likewise.
15113 * config/i386/sol2-ci.asm: Likewise.
15114 * config/i386/sol2-cn.asm: Likewise.
15115 * config/i386/sol2-gc1.asm: Likewise.
15116 * config/i386/tmmintrin.h: Likewise.
15117 * config/i386/unix.h: Likewise.
15118 * config/i386/w32-unwind.h: Likewise.
15119 * config/i386/wmmintrin.h: Likewise.
15120 * config/i386/x86-64.h: Likewise.
15121 * config/i386/x86intrin.h: Likewise.
15122 * config/i386/xmmintrin.h: Likewise.
15123 * config/ia64/crtbegin.asm: Likewise.
15124 * config/ia64/crtend.asm: Likewise.
15125 * config/ia64/crtfastmath.c: Likewise.
15126 * config/ia64/crti.asm: Likewise.
15127 * config/ia64/crtn.asm: Likewise.
15128 * config/ia64/fde-glibc.c: Likewise.
15129 * config/ia64/lib1funcs.asm: Likewise.
15130 * config/ia64/linux-unwind.h: Likewise.
15131 * config/ia64/quadlib.c: Likewise.
15132 * config/ia64/unwind-ia64.c: Likewise.
15133 * config/linux.h: Likewise.
15134 * config/m32c/m32c-lib1.S: Likewise.
15135 * config/m32c/m32c-lib2-trapv.c: Likewise.
15136 * config/m32c/m32c-lib2.c: Likewise.
15137 * config/m32r/initfini.c: Likewise.
15138 * config/m68hc11/larith.asm: Likewise.
15139 * config/m68hc11/m68hc11-crt0.S: Likewise.
15140 * config/m68k/cf.md: Likewise.
15141 * config/m68k/crti.s: Likewise.
15142 * config/m68k/crtn.s: Likewise.
15143 * config/m68k/lb1sf68.asm: Likewise.
15144 * config/m68k/linux-unwind.h: Likewise.
15145 * config/mcore/crti.asm: Likewise.
15146 * config/mcore/crtn.asm: Likewise.
15147 * config/mcore/lib1.asm: Likewise.
15148 * config/mips/linux-unwind.h: Likewise.
15149 * config/mips/loongson.h: Likewise.
15150 * config/mips/mips16.S: Likewise.
15151 * config/mmix/crti.asm: Likewise.
15152 * config/mmix/crtn.asm: Likewise.
15153 * config/pa/fptr.c: Likewise.
15154 * config/pa/hpux-unwind.h: Likewise.
15155 * config/pa/lib2funcs.asm: Likewise.
15156 * config/pa/linux-atomic.c: Likewise.
15157 * config/pa/linux-unwind.h: Likewise.
15158 * config/pa/milli64.S: Likewise.
15159 * config/pa/quadlib.c: Likewise.
15160 * config/pa/stublib.c: Likewise.
15161 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15162 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15163 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15164 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15165 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15166 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15167 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15168 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15169 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15170 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15171 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15172 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15173 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15174 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15175 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15176 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15177 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15178 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15179 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15180 * config/rs6000/750cl.h: Likewise.
15181 * config/rs6000/altivec.h: Likewise.
15182 * config/rs6000/biarch64.h: Likewise.
15183 * config/rs6000/crtresfpr.asm: Likewise.
15184 * config/rs6000/crtresgpr.asm: Likewise.
15185 * config/rs6000/crtresxfpr.asm: Likewise.
15186 * config/rs6000/crtresxgpr.asm: Likewise.
15187 * config/rs6000/crtsavfpr.asm: Likewise.
15188 * config/rs6000/crtsavgpr.asm: Likewise.
15189 * config/rs6000/darwin-asm.h: Likewise.
15190 * config/rs6000/darwin-fallback.c: Likewise.
15191 * config/rs6000/darwin-fpsave.asm: Likewise.
15192 * config/rs6000/darwin-ldouble.c: Likewise.
15193 * config/rs6000/darwin-tramp.asm: Likewise.
15194 * config/rs6000/darwin-unwind.h: Likewise.
15195 * config/rs6000/darwin-vecsave.asm: Likewise.
15196 * config/rs6000/darwin-world.asm: Likewise.
15197 * config/rs6000/e500crtres32gpr.asm: Likewise.
15198 * config/rs6000/e500crtres64gpr.asm: Likewise.
15199 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15200 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15201 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15202 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15203 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15204 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15205 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15206 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15207 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15208 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15209 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15210 * config/rs6000/eabi-ci.asm: Likewise.
15211 * config/rs6000/eabi-cn.asm: Likewise.
15212 * config/rs6000/eabi.asm: Likewise.
15213 * config/rs6000/linux-unwind.h: Likewise.
15214 * config/rs6000/linux64.h: Likewise.
15215 * config/rs6000/paired.h: Likewise.
15216 * config/rs6000/paired.md: Likewise.
15217 * config/rs6000/ppc64-fp.c: Likewise.
15218 * config/rs6000/ppu_intrinsics.h: Likewise.
15219 * config/rs6000/rs6000.h: Likewise.
15220 * config/rs6000/si2vmx.h: Likewise.
15221 * config/rs6000/sol-ci.asm: Likewise.
15222 * config/rs6000/sol-cn.asm: Likewise.
15223 * config/rs6000/spe.h: Likewise.
15224 * config/rs6000/spu2vmx.h: Likewise.
15225 * config/rs6000/sysv4.h: Likewise.
15226 * config/rs6000/tramp.asm: Likewise.
15227 * config/rs6000/vec_types.h: Likewise.
15228 * config/s390/linux-unwind.h: Likewise.
15229 * config/s390/tpf-unwind.h: Likewise.
15230 * config/score/crti.asm: Likewise.
15231 * config/score/crtn.asm: Likewise.
15232 * config/sh/crt1.asm: Likewise.
15233 * config/sh/crti.asm: Likewise.
15234 * config/sh/crtn.asm: Likewise.
15235 * config/sh/divtab-sh4-300.c: Likewise.
15236 * config/sh/divtab-sh4.c: Likewise.
15237 * config/sh/divtab.c: Likewise.
15238 * config/sh/lib1funcs-4-300.asm: Likewise.
15239 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15240 * config/sh/lib1funcs.asm: Likewise.
15241 * config/sh/lib1funcs.h: Likewise.
15242 * config/sh/linux-atomic.asm: Likewise.
15243 * config/sh/linux-unwind.h: Likewise.
15244 * config/sh/shmedia.h: Likewise.
15245 * config/sh/sshmedia.h: Likewise.
15246 * config/sh/ushmedia.h: Likewise.
15247 * config/sparc/crtfastmath.c: Likewise.
15248 * config/sparc/linux-unwind.h: Likewise.
15249 * config/sparc/sol2-c1.asm: Likewise.
15250 * config/sparc/sol2-ci.asm: Likewise.
15251 * config/sparc/sol2-cn.asm: Likewise.
15252 * config/spu/divmodti4.c: Likewise.
15253 * config/spu/divv2df3.c: Likewise.
15254 * config/spu/float_disf.c: Likewise.
15255 * config/spu/float_unsdidf.c: Likewise.
15256 * config/spu/float_unsdisf.c: Likewise.
15257 * config/spu/float_unssidf.c: Likewise.
15258 * config/spu/mfc_multi_tag_release.c: Likewise.
15259 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15260 * config/spu/mfc_tag_release.c: Likewise.
15261 * config/spu/mfc_tag_reserve.c: Likewise.
15262 * config/spu/mfc_tag_table.c: Likewise.
15263 * config/spu/multi3.c: Likewise.
15264 * config/spu/spu_internals.h: Likewise.
15265 * config/spu/spu_intrinsics.h: Likewise.
15266 * config/spu/spu_mfcio.h: Likewise.
15267 * config/spu/vec_types.h: Likewise.
15268 * config/spu/vmx2spu.h: Likewise.
15269 * config/stormy16/stormy16-lib2.c: Likewise.
15270 * config/svr4.h: Likewise.
15271 * config/sync.c: Likewise.
15272 * config/v850/lib1funcs.asm: Likewise.
15273 * config/vxlib-tls.c: Likewise.
15274 * config/vxlib.c: Likewise.
15275 * config/vxworks-dummy.h: Likewise.
15276 * config/xtensa/crti.asm: Likewise.
15277 * config/xtensa/crtn.asm: Likewise.
15278 * config/xtensa/ieee754-df.S: Likewise.
15279 * config/xtensa/ieee754-sf.S: Likewise.
15280 * config/xtensa/lib1funcs.asm: Likewise.
15281 * config/xtensa/lib2funcs.S: Likewise.
15282 * config/xtensa/linux-unwind.h: Likewise.
15283 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15284 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15285 * coretypes.h: Likewise.
15286 * crtstuff.c: Likewise.
15287 * defaults.h: Likewise.
15288 * dwarf2.h: Likewise.
15289 * emutls.c: Likewise.
15290 * gbl-ctors.h: Likewise.
15291 * gcov-io.h: Likewise.
15292 * ginclude/float.h: Likewise.
15293 * ginclude/iso646.h: Likewise.
15294 * ginclude/stdarg.h: Likewise.
15295 * ginclude/stdbool.h: Likewise.
15296 * ginclude/stddef.h: Likewise.
15297 * ginclude/stdfix.h: Likewise.
15298 * ginclude/stdint-gcc.h: Likewise.
15299 * ginclude/tgmath.h: Likewise.
15300 * gthr-aix.h: Likewise.
15301 * gthr-dce.h: Likewise.
15302 * gthr-gnat.c: Likewise.
15303 * gthr-gnat.h: Likewise.
15304 * gthr-lynx.h: Likewise.
15305 * gthr-mipssde.h: Likewise.
15306 * gthr-nks.h: Likewise.
15307 * gthr-posix.c: Likewise.
15308 * gthr-posix.h: Likewise.
15309 * gthr-posix95.h: Likewise.
15310 * gthr-rtems.h: Likewise.
15311 * gthr-single.h: Likewise.
15312 * gthr-solaris.h: Likewise.
15313 * gthr-tpf.h: Likewise.
15314 * gthr-vxworks.h: Likewise.
15315 * gthr-win32.h: Likewise.
15316 * gthr.h: Likewise.
15317 * libgcc2.c: Likewise.
15318 * libgcc2.h: Likewise.
15319 * libgcov.c: Likewise.
15320 * tsystem.h: Likewise.
15321 * typeclass.h: Likewise.
15322 * unwind-c.c: Likewise.
15323 * unwind-compat.h: Likewise.
15324 * unwind-dw2-fde-compat.c: Likewise.
15325 * unwind-dw2-fde-darwin.c: Likewise.
15326 * unwind-dw2-fde-glibc.c: Likewise.
15327 * unwind-dw2-fde.c: Likewise.
15328 * unwind-dw2-fde.h: Likewise.
15329 * unwind-dw2.c: Likewise.
15330 * unwind-dw2.h: Likewise.
15331 * unwind-generic.h: Likewise.
15332 * unwind-pe.h: Likewise.
15333 * unwind-sjlj.c: Likewise.
15334 * unwind.inc: Likewise.
15335 * config/arm/neon-gen.ml: Change generated copyright header to
15336 refer to version 3 of the GNU General Public License with
15337 version 3.1 of the GCC Runtime Library Exception and to point
15338 readers at the COPYING3 and COPYING3.RUNTIME files and the
15339 FSF's license web page.
15340 * config/arm/arm_neon.h: Regenerate.
15342 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15344 * config/cris/cris.md: Change copyright header to refer to version
15345 3 of the GNU General Public License.
15346 * doc/install.texi2html: Change copyright header to refer to version
15347 3 of the GNU General Public License and to point readers at the
15348 COPYING3 file and the FSF's license web page.
15349 * config/vax/linux.h: Likewise.
15351 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15353 * config/i386/i386.md (cmpcc): New.
15354 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15355 (sync_compare_and_swap_cc*): Delete.
15357 * config/s390/s390.c (s390_compare_emitted): Remove.
15358 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15359 s390_compare_emitted used to be handled. Assert that modes match.
15360 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15361 refer to sync_compare_and_swap_ccsi.
15362 * config/s390/s390.h (s390_compare_emitted): Remove.
15363 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15364 instead of s390_compare_emitted.
15365 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15366 instead of s390_compare_emitted.
15367 * config/s390/s390.md (cmpcc): New.
15368 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15369 CC_REGNUM, do not pretend it's set.
15370 (sync_compare_and_swap_cc*): Delete.
15371 * config/s390/predicates.md (cc_reg_operand): New.
15373 * expr.c (sync_compare_and_swap_cc): Delete.
15374 * optabs.h (sync_compare_and_swap_cc): Delete.
15375 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15376 is being used with can_compare_p.
15377 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15378 (find_cc_set): New.
15379 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15380 look for a MODE_CC set instead. Use emit_store_flag.
15381 (expand_compare_and_swap_loop): Likewise, with some additional
15382 complication to avoid a force_reg when useless. Use
15383 emit_cmp_and_jump_insns.
15384 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15385 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15386 sync_compare_and_swap documentation.
15388 2009-04-09 Jan Hubicka <jh@suse.cz>
15390 * except.c (find_prev_try): Break out from ....
15391 (duplicate_eh_regions): ... here; properly update prev_try pointers
15392 when duplication part of tree.
15393 (dump_eh_tree): Improve dumping.
15394 (verify_eh_region): New.
15395 (verify_eh_tree): Use it.
15397 2009-04-06 Richard Guenther <rguenther@suse.de>
15399 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15400 &ARRAY addresses by adjusting their types and prepending
15402 * tree-cfg.c (verify_gimple_assign_single): Verify that
15403 addresses are correct.
15405 2009-04-09 Richard Guenther <rguenther@suse.de>
15407 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15408 indices into an array reference if possible.
15409 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15410 Fold POINTER_PLUS_EXPR statements with invariant address.
15412 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15415 * config.gcc (powerpc64-*-linux*): Always build biarch.
15417 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15420 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15421 it and pedwarn if this results in an INTEGER_CST.
15423 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15425 * doc/install.texi: Update minimum GMP version. Remove obsolete
15426 text in MPFR section.
15428 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15430 * dwarf2out.c (class_scope_p): New static inline.
15431 (class_or_namespace_scope_p): Use it.
15432 (gen_variable_die): Use DW_TAG_member tag for static data member
15433 declarations instead of DW_TAG_variable.
15435 PR middle-end/39573
15436 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15439 2009-04-08 Richard Guenther <rguenther@suse.de>
15441 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15442 valueize random data.
15444 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15446 * config.gcc (aix tm_file): Add aix-stdint.h.
15447 (aix tm clause use_gcc_stdint): Set to wrap.
15448 * config/rs6000/aix-stdint.h: New file.
15450 2009-04-08 Richard Guenther <rguenther@suse.de>
15452 PR middle-end/36291
15453 * tree-dfa.c (add_referenced_var): Do not recurse into
15454 global initializers.
15455 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15457 (fold_const_aggregate_ref): Likewise.
15459 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15461 * recog.c (ordered_comparison_operator): New.
15462 * gensupport.c (std_preds): Add it.
15463 * doc/md.texi (Machine-Independent Predicates): Document it.
15465 2009-04-08 Jan Hubicka <jh@suse.cz>
15467 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15468 * function.h (rtl_eh): Remove exception_handler_label_map.
15469 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15470 remove_exception_handler_label, for_each_eh_label_1): Remove.
15471 (rtl_remove_unreachable_regions): Remove.
15472 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15473 (find_exception_handler_labels): Don't build the hashtable.
15474 (maybe_remove_eh_handler): Remove.
15475 (for_each_eh_label): Rewrite to walk the tree.
15476 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15477 * except.h (maybe_remove_eh_handler): Remove.
15478 * passes.c (init_optimization_passes): Schedule second EH cleanup
15480 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15481 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15483 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15485 * genoutput.c (validate_optab_operands): New.
15486 (gen_insn, gen_expand): Call it.
15488 * genflags.c (gen_insn): Detect misused iterators.
15489 (main): Pass line_no to gen_insn, exit with status 1 on error.
15491 * genextract.c (line_no): Make global.
15492 (VEC_safe_set_locstr): Change assertion to error message.
15493 (main): Exit with status 1 on error.
15495 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15499 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15500 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15501 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15502 * c-convert.c (convert): Do not call fold on results of conversion
15503 functions when the result is a C_MAYBE_CONST_EXPR.
15504 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15505 of __builtin_choose_expr.
15506 * c-typeck.c (remove_c_maybe_const_expr): New.
15507 (build_unary_op, build_conditional_expr, build_compound_expr,
15508 build_binary_op, c_objc_common_truthvalue_conversion): Call
15509 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15512 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15514 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15515 CODE to produce a new one. Add a prototype to use fold_convert_const
15517 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15520 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15521 mix declarations and code.
15523 2009-04-08 Ben Elliston <bje@au.ibm.com>
15525 * gcc.c: Replace `CC' with `GCC' throughout.
15527 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15529 * doc/invoke.texi: Document Atom support.
15531 2009-04-07 Jason Merrill <jason@redhat.com>
15534 * c-common.h, c-common.c: Add flag_pretty_templates.
15535 * c-opts.c (c_common_handle_option): Set it.
15536 * c.opt: Add -fno-pretty-templates.
15537 * doc/invoke.texi (C++ Dialect Options): Likewise.
15539 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15541 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15542 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15543 (ia64_expand_builtin): Likewise.
15545 2009-04-07 Martin Jambor <mjambor@suse.cz>
15547 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15548 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15549 ADDR_EXPRS are include too.
15551 2009-04-07 Richard Guenther <rguenther@suse.de>
15553 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15554 decls are only used if passes as parameters or if they are
15555 local statics and the call is not to a builtin.
15556 (call_may_clobber_ref_p_1): Likewise.
15558 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15560 * expr.c (do_store_flag): Remove last argument. Simplify code
15561 to avoid duplication of tests already done by can_compare_p.
15562 (expand_expr_real_1): Adjust caller.
15564 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15566 * optabs.c (can_compare_p): Test the predicate of a
15567 cbranch and cstore pattern.
15569 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15571 * expr.c (convert_move): Use emit_store_flag instead of
15574 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15576 * config/i386/i386.c (ix86_compare_emitted): Remove.
15577 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15578 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15579 * config/i386/i386.h (ix86_compare_emitted): Remove.
15580 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15581 instead of ix86_compare_emitted.
15582 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15584 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15586 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15587 Add t-sysroot-suffix to tmake_file.
15588 * config/print-sysroot-suffix.sh: New file.
15589 * config/t-sysroot-suffix: New file.
15591 2009-04-07 Ben Elliston <bje@au.ibm.com>
15593 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15594 as the latter produces a warning when the target does not support
15597 2009-04-07 Ben Elliston <bje@au.ibm.com>
15599 * dfp.c: Replace type punning assignments with memcpy throughout.
15600 * Makefile.in (dfp.o-warn): Remove.
15602 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15605 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15606 Include soft-fp/t-softfp after rs6000/t-linux64.
15608 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15610 * stor-layout.c (set_sizetype): Use the full precision of their
15611 machine mode for bitsize types.
15613 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15615 * config/i386/i386.md: Revert 2 accidental checkins.
15617 2009-04-06 Joey Ye <joey.ye@intel.com>
15618 Xuepeng Guo <xuepeng.guo@intel.com>
15619 H.J. Lu <hongjiu.lu@intel.com>
15621 Atom pipeline model, tuning and insn selection.
15622 * config.gcc (atom): Add atom config options and target.
15624 * config/i386/atom.md: New.
15626 * config/i386/i386.c (atom_cost): New cost.
15627 (m_ATOM): New macro flag.
15628 (initial_ix86_tune_features): Set m_ATOM.
15629 (x86_accumulate_outgoing_args): Likewise.
15630 (x86_arch_always_fancy_math_387): Likewise.
15631 (processor_target): Add Atom cost.
15632 (cpu_names): Add Atom cpu name.
15633 (override_options): Set Atom ISA.
15634 (ix86_issue_rate): New case PROCESSOR_ATOM.
15635 (ix86_adjust_cost): Likewise.
15637 * config/i386/i386.h (TARGET_ATOM): New target macro.
15638 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15639 (TARGET_OPT_AGU): New target option.
15640 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15641 (processor_type): Add PROCESSOR_ATOM.
15643 * config/i386/i386.md (cpu): Add new value "atom".
15644 (use_carry, movu): New attr.
15645 (atom.md): Include atom.md.
15646 (adddi3_carry_rex64): Set attr "use_carry".
15647 (addqi3_carry): Likewise.
15648 (addhi3_carry): Likewise.
15649 (addsi3_carry): Likewise.
15650 (*addsi3_carry_zext): Likewise.
15651 (subdi3_carry_rex64): Likewise.
15652 (subqi3_carry): Likewise.
15653 (subhi3_carry): Likewise.
15654 (subsi3_carry): Likewise.
15655 (x86_movdicc_0_m1_rex64): Likewise.
15656 (*x86_movdicc_0_m1_se): Likewise.
15657 (x86_movsicc_0_m1): Likewise.
15658 (*x86_movsicc_0_m1_se): Likewise.
15659 (*adddi_1_rex64): Emit add insn as much as possible.
15660 (*addsi_1): Likewise.
15661 (return_internal): Set atom_unit.
15662 (return_internal_long): Likewise.
15663 (return_pop_internal): Likewise.
15664 (*rcpsf2_sse): Set atom_sse_attr attr.
15665 (*qrt<mode>2_sse): Likewise.
15666 (*prefetch_sse): Likewise.
15668 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15670 (ix86_target_macros_internal): Likewise.
15672 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15673 (*prefetch_sse_rex): Likewise.
15674 (sse_rcpv4sf2): Likewise.
15675 (sse_vmrcpv4sf2): Likewise.
15676 (sse_sqrtv4sf2): Likewise.
15677 (<sse>_vmsqrt<mode>2): Likewise.
15678 (sse_ldmxcsr): Likewise.
15679 (sse_stmxcsr): Likewise.
15680 (*sse_sfence): Likewise.
15681 (sse2_clflush): Likewise.
15682 (*sse2_mfence): Likewise.
15683 (*sse2_lfence): Likewise.
15684 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15685 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15686 (avx_movdqu<avxmodesuffix>): Likewise.
15687 (avx_lddqu<avxmodesuffix>): Likewise.
15688 (sse2_movntv2di): Change attr "type" to "ssemov".
15689 (sse2_movntsi): Likewise.
15690 (rsqrtv8sf2): Change attr "type" to "sseadd".
15691 (sse3_addsubv2df3): Set attr "atom_unit".
15692 (sse3_h<plusminus_insn>v4sf3): Likewise.
15693 (*sse2_pmaddwd): Likewise.
15694 (*vec_extractv2di_1_rex64): Likewise.
15695 (*vec_extractv2di_1_avx): Likewise.
15696 (sse2_psadbw): Likewise.
15697 (ssse3_phaddwv8hi3): Likewise.
15698 (ssse3_phaddwv4hi3): Likewise.
15699 (ssse3_phadddv4si3): Likewise.
15700 (ssse3_phadddv2si3): Likewise.
15701 (ssse3_phaddswv8hi3): Likewise.
15702 (ssse3_phaddswv4hi3): Likewise.
15703 (ssse3_phsubwv8hi3): Likewise.
15704 (ssse3_phsubwv4hi3): Likewise.
15705 (ssse3_phsubdv4si3): Likewise.
15706 (ssse3_phsubdv2si3): Likewise.
15707 (ssse3_phsubswv8hi3): Likewise.
15708 (ssse3_phsubswv4hi3): Likewise.
15709 (ssse3_pmaddubsw128): Likewise.
15710 (sse3_pmaddubsw: Likewise.
15711 (ssse3_palignrti): Likewise.
15712 (ssse3_palignrdi): Likewise.
15714 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15716 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15718 2009-04-06 Richard Guenther <rguenther@suse.de>
15720 PR tree-optimization/28868
15721 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15722 of which PHI results we inserted.
15723 (insert_into_preds_of_block): Record inserted PHIs.
15724 (eliminate): Eliminate redundant PHI nodes.
15725 (init_pre): Init inserted_phi_names.
15727 2009-04-06 Richard Guenther <rguenther@suse.de>
15729 PR tree-optimization/39643
15730 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15731 IMAGPART_EXPRs of complex constants.
15732 (execute_fold_all_builtins): If we folded a call queue
15733 TODO_update_address_taken.
15735 2009-04-06 Jan Hubicka <jh@suse.cz>
15737 PR middle-end/39659
15738 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15741 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15743 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15745 (ic_invalidate_array): Likewise.
15747 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15749 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15750 alignment for library calls.
15752 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15754 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15755 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15756 * config/i386/mingw-stdint.h: New file.
15758 2009-04-05 Richard Guenther <rguenther@suse.de>
15760 PR tree-optimization/39648
15761 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15762 our &A vs. &A[0] IL deficiencies.
15764 2009-04-04 Jan Hubicka <jh@suse.cz>
15766 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15767 removed toplevel regions.
15768 (sjlj_mark_call_sites): Likewise.
15770 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15772 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15773 (cygwin tm clause use_gcc_stdint): Set to wrap.
15774 * config/i386/cygwin-stdint.h: New file.
15776 2009-04-04 Richard Guenther <rguenther@suse.de>
15778 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15779 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15780 single-argument PHIs if we are in loop-closed SSA form.
15781 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15782 for the pre-condition.
15783 (slpeel_tree_peel_loop_to_edge): Likewise.
15784 (vect_build_loop_niters): Take an optional sequence to append stmts.
15785 (vect_generate_tmps_on_preheader): Likewise.
15786 (vect_do_peeling_for_loop_bound): Take extra guards for the
15788 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15789 the cost model check.
15790 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15791 guards if we are going to peel. Do not apply versioning in that case.
15792 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15793 (vect_do_peeling_for_loop_bound): Likewise.
15794 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15795 loop bound only record extra pre-conditions, do not apply loop
15798 2009-04-04 Richard Guenther <rguenther@suse.de>
15800 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15803 2009-04-04 Jan Hubicka <jh@suse.cz>
15805 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15806 last_basic_block for size of bb->index indexed array.
15807 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15808 compute_out, link_btr_uses, build_btr_def_use_webs,
15809 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15811 2009-04-04 Jan Hubicka <jh@suse.cz>
15813 * except.c (remove_eh_handler_and_replace): Break out from ...
15814 (remove_eh_handler): ... here.
15815 (bring_to_root): New function.
15816 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15817 handled ones, bring others to root of tree.
15819 2009-04-04 Jan Hubicka <jh@suse.cz>
15821 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15822 (all_phis_safe_to_merge): New function.
15823 (update_info): New structure.
15824 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15825 (cleanup_empty_eh): Update SSA if possible.
15827 2009-04-04 Richard Guenther <rguenther@suse.de>
15829 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15830 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15831 (append_vuse): Likewise.
15833 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15835 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15836 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15837 instead of REG_UNSAVED for DW_CFA_undefined.
15838 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15839 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15842 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15845 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15846 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15847 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15849 2009-04-04 Richard Guenther <rguenther@suse.de>
15851 PR tree-optimization/8781
15852 PR tree-optimization/37892
15853 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15854 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15855 (valueize_refs): Call it for *& valueizations.
15856 (shared_reference_ops_from_ref): Rename to ...
15857 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15858 (shared_reference_ops_from_call): Rename to ...
15859 (valueize_shared_reference_ops_from_call): ... this and valueize.
15860 (vn_reference_lookup): Update.
15861 (visit_reference_op_call): Likewise.
15862 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15863 (eliminate): Value-replace the call address in call statements.
15865 2009-04-04 Richard Guenther <rguenther@suse.de>
15867 PR tree-optimization/39636
15868 * tree-ssa-forwprop.c
15869 (forward_propagate_addr_into_variable_array_index): Check for
15870 GIMPLE_ASSIGN before accessing the rhs code.
15872 2009-04-03 Jason Merrill <jason@redhat.com>
15874 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15876 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15878 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15879 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15880 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15881 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15882 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15883 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15884 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15885 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15886 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15887 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15888 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15889 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15890 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15891 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15892 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15893 Use fr_reg_or_fp01_operand instead of fr_register_operand
15895 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15896 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15897 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15899 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15901 PR rtl-optimization/39607
15902 PR rtl-optimization/39631
15906 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15907 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15908 instead of DF_LR_OUT.
15909 * ira-lives.c (process_bb_node_lives): Ditto.
15910 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15911 instead of DF_LR_{OUT,IN}.
15912 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15913 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15915 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15917 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15918 (execute_lower_omp): Always run but take the short way out if -fopenmp
15920 (gate_lower_omp): Remove, forcing the pass manager to always run the
15921 pass and always set PROP_gimple_lomp.
15922 (pass_lower_omp): Remove gate function.
15923 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15924 PROP_trees. Instead, require it.
15925 * ipa-cp.c (pass_ipa_cp): Likewise.
15926 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15927 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15928 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15929 and PROP_gimple_leh.
15931 2009-04-03 Richard Guenther <rguenther@suse.de>
15933 PR middle-end/13146
15934 PR tree-optimization/23940
15935 PR tree-optimization/33237
15936 PR middle-end/33974
15937 PR middle-end/34093
15938 PR tree-optimization/36201
15939 PR tree-optimization/36230
15940 PR tree-optimization/38049
15941 PR tree-optimization/38207
15942 PR tree-optimization/38230
15943 PR tree-optimization/38301
15944 PR tree-optimization/38585
15945 PR middle-end/38895
15946 PR tree-optimization/38985
15947 PR tree-optimization/39299
15948 * tree-ssa-structalias.h: Remove.
15949 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15950 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15951 (struct vuse_element_d): Remove.
15952 (struct vuse_vec_d): Likewise.
15953 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15954 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15955 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15956 VUSE_ELEMENT_VAR): Likewise.
15957 (struct voptype_d): Likewise.
15958 (NUM_VOP_FREE_BUCKETS): Likewise.
15959 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15960 (struct stmt_operands_d): Remove.
15961 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15962 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15963 VDEF_NUM, VDEF_VECT): Likewise.
15964 (copy_virtual_operands): Remove.
15965 (operand_build_cmp): Likewise.
15966 (create_ssa_artificial_load_stmt): Likewise.
15967 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15968 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15969 vuse_index and mayuse_index members. Pack and move done and iter_type
15970 members to the front.
15971 (SSA_OP_VMAYUSE): Remove.
15972 (SSA_OP_VIRTUAL_USES): Adjust.
15973 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15974 (unlink_stmt_vdef): Declare.
15975 (add_to_addressable_set): Remove.
15976 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15977 (vrp_visit_stmt): Likewise.
15978 * doc/tree-ssa.texi (Alias analysis): Update.
15979 * doc/invoke.texi (max-aliased-vops): Remove docs.
15980 (avg-aliased-vops): Likewise.
15981 * tree-into-ssa.c (syms_to_rename): Remove.
15982 (need_to_update_vops_p): Likewise.
15983 (need_to_initialize_update_ssa_p): Rename to ...
15984 (update_ssa_initialized_fn): ... this. Track function we are
15986 (symbol_marked_for_renaming): Simplify.
15987 (add_new_name_mapping): Do not set need_to_update_vops_p.
15988 (dump_currdefs): Use SYMS_TO_RENAME.
15989 (rewrite_update_stmt): Always walk all uses/defs.
15990 (dump_update_ssa): Adjust.
15991 (init_update_ssa): Take function argument. Track what we are
15993 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15994 (create_new_def_for): Initialize for cfun, assert we are initialized
15996 (mark_sym_for_renaming): Simplify.
15997 (mark_set_for_renaming): Do not initialize update-ssa.
15998 (need_ssa_update_p): Simplify. Take function argument.
15999 (name_mappings_registered_p): Assert we ask for the correct function.
16000 (name_registered_for_update_p): Likewise.
16001 (ssa_names_to_replace): Likewise.
16002 (release_ssa_name_after_update_ssa): Likewise.
16003 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16004 (dump_decl_set): Do not print a newline.
16005 (debug_decl_set): Do it here.
16006 (dump_update_ssa): And here.
16007 * tree-ssa-loop-im.c (move_computations): Adjust.
16008 (movement_possibility): Likewise.
16009 (determine_max_movement): Likewise.
16010 (gather_mem_refs_stmt): Likewise.
16011 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16012 or NAME_MEMORY_TAG.
16013 * tree-complex.c (update_all_vops): Remove.
16014 (expand_complex_move): Adjust.
16015 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16016 Simplify test for memory referencing statement. Exclude
16017 non-invariant ADDR_EXPRs.
16018 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16019 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16020 (rdg_flag_uses): Likewise.
16021 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16023 (tree_optimize_tail_calls_1): Also split the
16024 edge from the entry block if we have degenerate PHI nodes in
16025 the first basic block.
16026 * tree.c (init_ttree): Remove memory-tag related code.
16027 (tree_code_size): Likewise.
16028 (tree_node_structure): Likewise.
16029 (build7_stat): Re-write to be build6_stat.
16030 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16031 (SSA_VAR_P): Adjust.
16032 (struct tree_memory_tag): Remove.
16033 (struct tree_memory_partition_tag): Likewise.
16034 (union tree_node): Adjust.
16035 (build7): Re-write to be build6.
16036 * tree-pass.h (pass_reset_cc_flags): Remove.
16037 (TODO_update_address_taken): New flag.
16038 (pass_simple_dse): Remove.
16039 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16040 * params.h (MAX_ALIASED_VOPS): Remove.
16041 (AVG_ALIASED_VOPS): Likewise.
16042 * omp-low.c (expand_omp_taskreg): Update SSA form.
16043 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16044 aliases the lhs in a copy stmt.
16045 * tree-ssa-dse.c (struct address_walk_data): Remove.
16046 (memory_ssa_name_same): Likewise.
16047 (memory_address_same): Likewise.
16048 (get_kill_of_stmt_lhs): Likewise.
16049 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16050 unused stores. Look through PHI nodes into post-dominated regions.
16051 (dse_optimize_stmt): Simplify. Properly remove stores.
16052 (tree_ssa_dse): Compute dominators.
16053 (execute_simple_dse): Remove.
16054 (pass_simple_dse): Likewise.
16055 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16056 gimple_loaded_syms and gimple_stored_syms computation.
16057 * toplev.c (dump_memory_report): Dump alias and pta stats.
16058 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16059 (vn_reference_eq): Likewise.
16060 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16061 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16062 valueize_vuses): Remove.
16063 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16064 (get_def_ref_stmt_vuse): ... this.
16065 (vn_reference_lookup_2): New function.
16066 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16067 walking equivalent vuses. Simplify.
16068 (vn_reference_lookup): Likewise.
16069 (vn_reference_insert): Likewise.
16070 (vn_reference_insert_pieces): Likewise.
16071 (visit_reference_op_call): Simplify.
16072 (visit_reference_op_load): Likewise.
16073 (visit_reference_op_store): Likewise.
16074 (init_scc_vn): Remove shared_lookup_vuses initialization.
16075 (free_scc_vn): Remove shared_lookup_vuses freeing.
16076 (sort_vuses, sort_vuses_heap): Remove.
16077 (get_ref_from_reference_ops): Export.
16078 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16079 vector with single vuse pointer.
16080 (vn_reference_lookup_pieces, vn_reference_lookup,
16081 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16082 (shared_vuses_from_stmt): Remove.
16083 (get_ref_from_reference_ops): Declare.
16084 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16085 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16086 memory-tag related code.
16087 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16088 (likely_value): Add comment, skip static-chain of call statements.
16089 (surely_varying_stmt_p): Adjust.
16090 (gimplify_and_update_call_from_tree): Likewise.
16091 (execute_fold_all_builtins): Do not rebuild alias info.
16092 (gimplify_and_update_call_from_tree): Properly update VOPs.
16093 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16094 (copy_ref_info): Remove memory-tag related code.
16095 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16096 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16097 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16099 * tree-ssa-dom.c (gimple_p): Remove typedef.
16100 (eliminate_redundant_computations): Adjust.
16101 (record_equivalences_from_stmt): Likewise.
16102 (avail_expr_hash): Likewise.
16103 (avail_expr_eq): Likewise.
16104 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16105 (stmt_makes_single_load): Likewise.
16106 (stmt_makes_single_store): Likewise.
16107 * tree-ssa-alias.c: Rewrite completely.
16108 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16109 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16110 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16111 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16112 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16113 Remove public functions.
16114 (pass_reset_cc_flags): Remove.
16115 (pass_build_alias): Move ...
16116 * tree-ssa-structalias.c (pass_build_alias): ... here.
16117 * tree-ssa-alias.c (may_be_aliased): Move ...
16118 * tree-flow-inline.h (may_be_aliased): ... here.
16119 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16120 count_uses_and_derefs): Move ...
16121 * gimple.c: ... here.
16122 * gimple.h (count_uses_and_derefs): Declare.
16123 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16124 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16125 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16126 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16127 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16128 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16129 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16131 * tree-dfa.c (refs_may_alias_p): Move ...
16132 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16133 * tree-ssa-alias.h: New file.
16134 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16135 (statement_sink_location): Likewise.
16136 * opts.c (decode_options): Do not adjust max-aliased-vops or
16137 avg-aliased-vops values.
16138 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16139 (TV_CALL_CLOBBER): Likewise.
16140 (TV_FLOW_SENSITIVE): Likewise.
16141 (TV_FLOW_INSENSITIVE): Likewise.
16142 (TV_MEMORY_PARTITIONING): Likewise.
16143 (TV_ALIAS_STMT_WALK): New timevar.
16144 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16145 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16146 (get_address_description): Remove memory-tag related code.
16147 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16148 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16149 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16150 and immediate uses in statements. Document.
16151 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16152 (dump_symbols): Remove.
16153 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16154 * alias.c (get_deref_alias_set): New function split out from ...
16155 (get_alias_set): ... here.
16156 * alias.h (get_deref_alias_set): Declare.
16157 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16158 type parameter. Remove restrict pointer handling. Create a
16159 ref-all pointer in case type-based alias sets do not conflict.
16160 (vect_analyze_data_refs): Remove SMT related code.
16161 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16162 (vectorizable_load): Likewise.
16163 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16164 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16165 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16166 Ignore vops and SMTs.
16167 (dr_analyze_alias): Likewise..
16168 (free_data_ref): Likewise.
16169 (create_data_ref): Likewise.
16170 (analyze_all_data_dependences): Likewise.
16171 (get_references_in_stmt): Adjust.
16172 * tree-flow-inline.h (gimple_aliases_computed_p,
16173 gimple_addressable_vars, gimple_call_clobbered_vars,
16174 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16175 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16176 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16177 gimple_mem_ref_stats): Remove.
16178 (gimple_vop): New function.
16179 (op_iter_next_use): Remove vuses and mayuses cases.
16180 (op_iter_next_def): Remove vdefs case.
16181 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16182 (clear_and_done_ssa_iter): Do not set removed fields.
16183 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16184 Assert we are not iterating over vuses or vdefs if not also
16185 iterating over uses or defs.
16186 (op_iter_init_use): Likewise.
16187 (op_iter_init_def): Likewise.
16188 (op_iter_next_vdef): Remove.
16189 (op_iter_next_mustdef): Likewise.
16190 (op_iter_init_vdef): Likewise.
16191 (compare_ssa_operands_equal): Likewise.
16192 (link_use_stmts_after): Handle vuse operand.
16193 (is_call_used): Use is_call_clobbered.
16194 (is_call_clobbered): Global variables are always call clobbered,
16195 query the call-clobbers bitmap.
16196 (mark_call_clobbered): Ignore global variables.
16197 (clear_call_clobbered): Likewise.
16198 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16199 virtual operands sanity check.
16200 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16202 (TARGET_MEM_REF): Remove TMR_TAG operand.
16203 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16204 Remove call-clobber related code.
16205 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16206 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16207 partitions or escape reason.
16208 (get_single_def_stmt, get_single_def_stmt_from_phi,
16209 get_single_def_stmt_with_phi): Remove.
16210 (dump_referenced_vars): Tidy.
16211 (get_ref_base_and_extent): Allow bare decls.
16212 (collect_dfa_stats): Adjust.
16213 * graphite.c (rename_variables_in_stmt): Adjust.
16214 (graphite_copy_stmts_from_block): Likewise.
16215 (translate_clast): Likewise.
16216 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16218 (translate_vuse_through_block): Use the oracle.
16219 (phi_translate_1): Adjust.
16220 (value_dies_in_block_x): Use the oracle. Cache the outcome
16222 (valid_in_sets): Check if the VUSE for
16223 a REFERENCE is available.
16224 (eliminate): Do not remove stmts during elimination,
16225 instead queue and remove them afterwards.
16226 (do_pre): Do not rebuild alias info.
16227 (pass_pre): Run TODO_rebuild_alias before PRE.
16228 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16229 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16230 (mark_all_v_defs_stmt): Remove.
16231 (mark_all_v_defs_seq): Adjust.
16232 (sra_replace): Likewise.
16233 (scalarize_use): Likewise.
16234 (scalarize_copy): Likewise.
16235 (scalarize_init): Likewise.
16236 (scalarize_ldst): Likewise.
16237 (todoflags): Remove.
16238 (tree_sra): Do not rebuild alias info.
16239 (tree_sra_early): Adjust.
16240 (pass_sra): Run TODO_update_address_taken before SRA.
16241 * tree-predcom.c (set_alias_info): Remove.
16242 (prepare_initializers_chain): Do not call it.
16243 (mark_virtual_ops_for_renaming): Adjust.
16244 (mark_virtual_ops_for_renaming_list): Remove.
16245 (initialize_root_vars): Adjust.
16246 (initialize_root_vars_lm): Likewise.
16247 (prepare_initializers_chain): Likewise.
16248 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16249 (may_propagate_copy_into_stmt): Likewise.
16250 (merge_alias_info): Do nothing for now.
16251 (propagate_tree_value_into_stmt): Adjust.
16252 (stmt_may_generate_copy): Likewise.
16253 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16254 not mark symbols for renaming.
16255 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16256 with the same statement, make sure to update the new pointed-to one.
16257 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16258 call statements, do not mark symbols for renaming.
16259 (mark_operand_necessary): Dump something.
16260 (ref_may_be_aliased): New function.
16261 (mark_aliased_reaching_defs_necessary_1): New helper function.
16262 (mark_aliased_reaching_defs_necessary): Likewise.
16263 (mark_all_reaching_defs_necessary_1): Likewise.
16264 (mark_all_reaching_defs_necessary): Likewise.
16265 (propagate_necessity): Do not process virtual PHIs. For
16266 non-aliased loads mark all reaching definitions as necessary.
16267 For aliased loads and stores mark the immediate dominating
16268 aliased clobbers as necessary.
16269 (visited): New global static.
16270 (perform_tree_ssa_dce): Free visited bitmap after propagating
16272 (remove_dead_phis): Perform simple dead virtual PHI removal.
16273 (remove_dead_stmt): Properly unlink virtual operands when
16275 (eliminate_unnecessary_stmts): Schedule PHI removal after
16277 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16278 (process_replaceable): Likewise.
16279 (find_replaceable_in_bb): Likewise.
16280 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16281 based on the single gimple vop.
16282 (verify_flow_insensitive_alias_info): Remove.
16283 (verify_flow_sensitive_alias_info): Likewise.
16284 (verify_call_clobbering): Likewise.
16285 (verify_memory_partitions): Likewise.
16286 (verify_alias_info): Likewise.
16287 (verify_ssa): Adjust..
16288 (execute_update_addresses_taken): Export. Update SSA
16289 manually. Optimize only when optimizing. Use a local bitmap.
16290 (pass_update_address_taken): Remove TODO_update_ssa, add
16292 (pass_update_address_taken): Just use TODO_update_address_taken.
16293 (init_tree_ssa): Do not initialize addressable_vars.
16294 (verify_ssa): Verify new VUSE / VDEF properties.
16295 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16296 Do not call verify_alias_info.
16297 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16298 Do not free the loaded and stored syms bitmaps. Reset the escaped
16299 and callused solutions. Do not free addressable_vars.
16300 Remove memory-tag related code.
16301 (warn_uninitialized_var): Aliases are always available.
16302 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16303 * lambda-code.c (can_put_in_inner_loop): Adjust.
16304 (can_put_after_inner_loop): Likewise.
16305 (perfect_nestify): Likewise.
16306 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16307 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16308 (vectorizable_conversion): Do not mark symbols for renaming.
16309 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16310 (expand_call_inline): Unlink the calls virtual operands before
16312 (tree_function_versioning): Do not call update_ssa if we are not
16313 updating clones. Simplify.
16314 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16315 (propagate_with_phi): Likewise..
16316 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16317 clobber code. Assert we are not aliased or global.
16318 * tree-flow.h: Include tree-ssa-alias.h
16319 (enum escape_type): Remove.
16320 (struct mem_sym_stats_d): Likewise.
16321 (struct mem_ref_stats_d): Likewise.
16322 (struct gimple_df): Add vop member. Remove global_var,
16323 call_clobbered_vars, call_used_vars, addressable_vars,
16324 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16325 escaped and callused members.
16326 (struct ptr_info_def): Remove all members, add points-to solution
16328 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16329 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16330 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16331 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16332 (tree-ssa-alias.o): Likewise.
16333 (toplev.o): Add tree-ssa-alias.h
16334 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16335 * gimple.c (gimple_set_bb): Fix off-by-one error.
16336 (is_gimple_reg): Do not handle memory tags.
16337 (gimple_copy): Also copy virtual operands.
16338 Delay updating the statement. Do not reset loaded and stored syms.
16339 (gimple_set_stored_syms): Remove.
16340 (gimple_set_loaded_syms): Likewise.
16341 (gimple_call_copy_skip_args): Copy the virtual operands
16342 and mark the new statement modified.
16343 * tree-ssa-structalias.c (may_alias_p): Remove.
16344 (set_uids_in_ptset): Take the alias set to prune with as
16345 parameter. Fold in the alias test of may_alias_p.
16346 (compute_points_to_sets): Compute whether a ptr is dereferenced
16347 in a local sbitmap.
16348 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16349 other ADDRESSOF constraints on the lhs.
16350 (get_constraint_for_component_ref): Assert that we don't get
16351 ADDRESSOF constraints from the base of the reference.
16352 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16353 (struct variable_info): Remove collapsed_to member.
16354 (get_varinfo_fc): Remove.
16355 (new_var_info): Do not set collapsed_to.
16356 (dump_constraint): Do not follow cycles.
16357 (dump_constraint_graph): Likewise.
16358 (build_pred_graph): Likewise.
16359 (build_succ_graph): Likewise.
16360 (rewrite_constraints): Likewise.
16361 (do_simple_structure_copy): Remove.
16362 (do_rhs_deref_structure_copy): Remove.
16363 (do_lhs_deref_structure_copy): Remove.
16364 (collapse_rest_of_var): Remove.
16365 (do_structure_copy): Re-implement.
16366 (pta_stats): New global variable.
16367 (dump_pta_stats): New function.
16368 (struct constraint_expr): Make offset signed.
16369 (UNKNOWN_OFFSET): Define special value.
16370 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16371 (solution_set_expand): New helper function split out from ...
16372 (do_sd_constraint): ... here.
16373 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16374 (do_ds_constraint): Likewise.
16375 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16376 and CALLUSED = *CALLUSED.
16377 (set_union_with_increment): Make inc argument signed.
16378 (type_safe): Remove.
16379 (get_constraint_for_ptr_offset): Handle unknown and negative
16381 (first_vi_for_offset): Handle offsets before start. Bail
16382 out early for offsets beyond the variable extent.
16383 (first_or_preceding_vi_for_offset): New function.
16384 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16385 Together with ESCAPED = *ESCAPED this properly computes reachability.
16386 (find_what_var_points_to): New function.
16387 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16388 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16389 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16390 pt_solutions_intersect): New functions.
16391 (compute_call_used_vars): Remove.
16392 (compute_may_aliases): New main entry into PTA computation.
16393 * gimple.h (gimple_p): New typedef.
16394 (struct gimple_statement_base): Remove references_memory_p.
16395 (struct gimple_statement_with_memory_ops_base): Remove
16396 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16398 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16399 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16400 gimple_set_references_memory): Remove.
16401 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16402 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16404 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16405 (verify_expr): Allow RESULT_DECL.
16406 (gimple_duplicate_bb): Do not copy virtual operands.
16407 (gimple_duplicate_sese_region): Adjust.
16408 (gimple_duplicate_sese_tail): Likewise.
16409 (mark_virtual_ops_in_region): Remove.
16410 (move_sese_region_to_fn): Do not call it.
16411 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16412 and pass_simple_dse.
16413 (execute_function_todo): Handle TODO_update_address_taken,
16414 call execute_update_addresses_taken for TODO_rebuild_alias.
16415 (execute_todo): Adjust.
16416 (execute_one_pass): Init dump files early.
16417 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16419 (create_general_new_stmt): Clear vops.
16420 * tree-ssa-reassoc.c (get_rank): Adjust.
16421 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16422 symbols for renaming.
16423 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16424 (PARAM_AVG_ALIASED_VOPS): Likewise.
16425 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16426 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16427 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16428 (operand_build_cmp, copy_virtual_operands,
16429 create_ssa_artificial_load_stmt, add_to_addressable_set,
16430 gimple_add_to_addresses_taken): Remove public functions.
16431 (unlink_stmt_vdef): New function.
16433 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16435 * config.gcc (powerpc-*-linux*): Merge variants.
16437 2009-04-02 Chao-ying Fu <fu@mips.com>
16438 James Grosbach <james.grosbach@microchip.com>
16440 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16441 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16443 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16444 keep_interrupts_masked_p, use_debug_exception_return_p.
16445 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16446 keep_interrupts_masked, use_debug_exception_return.
16447 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16448 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16450 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16451 (mips_print_operand): Process COP0 registers to print $0 .. $31
16452 correctly for GAS to process.
16453 (mips_interrupt_extra_call_saved_reg_p): New function.
16454 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16456 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16457 (mips_compute_frame_info): Add supports for interrupt context that
16458 includes doubleword accumulators and COP0 registers.
16459 (mips_for_each_saved_acc): New function.
16460 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16461 mips_for_each_saved_reg.
16462 (mips_save_reg): Save accumulators.
16463 (mips_kernel_reg_p): A new for_each_rtx callback.
16464 (mips_expand_prologue): Support interrupt handlers.
16465 (mips_restore_reg): Restore accumulators.
16466 (mips_expand_epilogue): Support interrupt handlers.
16467 (mips_can_use_return_insn): Return false for interrupt handlers.
16468 (mips_epilogue_uses): New function.
16469 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16470 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16471 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16472 cop0_move): New instructions.
16473 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16474 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16476 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16478 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16479 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16480 interrupt handlers, we use K0 as the temporary register.
16481 (EPILOGUE_USES): Change to a function call.
16482 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16483 handlers, we use K0 as the temporary register.
16485 * doc/extend.texi (Function Attributes): Document interrupt,
16486 use_shadow_register_set, keep_interrupts_masked,
16487 use_debug_exception_return for MIPS attributes.
16489 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16491 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16492 Remove a number of t-files from tmake_file.
16493 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16494 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16495 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16496 target_prototype, not TARGET_PROTOTYPE.
16497 (LINK_OS_GNU_SPEC): Define.
16498 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16499 and darwin-ldoubdle.c.
16501 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16504 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16505 (cpp_options): Ditto.
16506 (default_compilers): Ditto.
16507 (display_help): Ditto.
16508 (process_command): Ditto.
16509 (do_spec_1): Ditto.
16510 (set_input): Use lbasename instead of duplicate code.
16511 (save_temps_prefix): New static for -save-temps=obj.
16512 (save_temps_length): Ditto.
16514 * doc/invoke.texi (-save-temps=obj): Document new variant to
16515 -save-temps switch.
16517 2009-04-02 Jeff Law <law@redhat.com>
16519 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16522 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16524 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16525 * configure: Regenerated.
16527 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16529 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16530 share the argument list.
16532 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16536 2009-02-12 Diego Novillo <dnovillo@google.com>
16538 * varpool.c (debug_varpool): New.
16539 * cgraph.h (debug_varpool): Declare.
16541 2009-04-02 Jan Hubicka <jh@suse.cz>
16543 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16546 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16548 * config/i386/i386.c (ix86_abi): Move initialization to ...
16549 (override_options): Here.
16551 2009-04-02 Christian Bruel <christian.bruel@st.com>
16553 * config/sh/sh.c (sh_dwarf_register_span): New function.
16554 (TARGET_DWARF_REGISTER_SPAN): Define.
16555 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16557 2009-04-02 Ira Rosen <irar@il.ibm.com>
16559 PR tree-optimization/39595
16560 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16561 interleaved loads group is not greater than the SLP group size.
16563 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16565 * builtins.c (is_builtin_name): New.
16566 (called_as_built_in): Use is_builtin_name.
16567 * tree.h (is_builtin_name): New.
16568 * varasm.c (incorporeal_function_p): Use is_builtin_name
16570 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16572 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16574 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16577 * c-decl.c (clone_underlying_type): Move this ...
16578 * c-common.c (set_underlying_type): ... here.
16579 Also, make sure the function properly sets TYPE_STUB_DECL() on
16580 the newly created typedef variant type.
16581 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16582 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16585 2009-04-02 Richard Guenther <rguenther@suse.de>
16587 PR tree-optimization/37221
16588 * tree-flow.h (degenerate_phi_result): Declare.
16589 * tree-ssa-dom.c (degenerate_phi_result): Export.
16590 * tree-scalar-evolution.c (analyze_initial_condition): If
16591 the initial condition is defined by a degenerate PHI node
16592 use the degenerate value.
16594 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16596 PR rtl-optimization/39588
16597 * combine.c (merge_outer_ops): Do not set the constant when this
16599 (simplify_shift_const_1): Do not modify it either in this case.
16601 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16603 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16604 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16606 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16609 * c-lex.c (interpret_float): Default (no suffix) is double.
16611 2009-04-1 Xinliang David Li <davidxl@google.com>
16613 * config/i386/i386.c (legitimate_constant_p): Recognize
16614 all one vector constant.
16616 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16618 * config/vax/vax.c: Add #includes to silence warnings.
16619 Change #include order to silence two warnings.
16621 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16623 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16624 (ASM_SPEC): Pass -k to the assembler for PIC code.
16626 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16628 * config.gcc: Add vax-*-linux* to the switch.
16629 * config/vax/linux.h: New file. (TARGET_VERSION,
16630 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16632 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16634 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16635 Use predicate macros instead of GET_CODE() == foo.
16636 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16637 ashlsi3, rotrsi3, <unnamed>): Likewise.
16639 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16641 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16642 jbbccihi, jbbccisi): Remova trailing whitespace.
16643 * config/vax/constraints.md: Likewise.
16644 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16645 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16646 * config/vax/predicates.md: Likewise.
16647 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16648 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16649 * config/vax/vax.h: Likewise.
16650 * config/vax/vax.md (nonlocal_goto): Likewise.
16652 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16654 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16655 (indirectable_address_p, adjacent_operands_p): Add spaces around
16657 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16659 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16661 * config/vax/vax.c (legitimate_constant_address_p,
16662 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16663 index_term_p, reg_plus_index_p, legitimate_address_p,
16664 vax_mode_dependent_address_p): Update comments to match functions
16665 modified by the recent int->bool conversion.
16667 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16669 * config/vax/builtins.md: Update copyright message.
16670 * config/vax/constraints.md: Likewise.
16671 * config/vax/netbsd-elf.h: Likewise.
16672 * config/vax/predicates.md: Likewise.
16673 * config/vax/vax-protos.h: Likewise.
16674 * config/vax/vax.c: Likewise.
16675 * config/vax/vax.h: Likewise.
16676 * config/vax/vax.md: Likewise.
16677 * config/vax/vax.opt: Likewise.
16679 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16681 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16682 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16683 * config/vax/constraints.md (B, R): Likewise.
16684 * config/vax/predicates.md (external_memory_operand,
16685 nonimmediate_addsub_di_operand): Likewise.
16686 * config/vax/vax.c (vax_output_int_add): Likewise.
16687 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16688 untyped_call): Likewise.
16690 2009-04-01 Matt Thomas <matt@3am-software.com>
16692 * config/vax/predicates.md: New file.
16693 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16694 external_const_operand, nonsymbolic_operand, external_memory_operand,
16695 indirect_memory_operand, indexed_memory_operand,
16696 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16697 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16699 * config/vax/constraints.md: New file.
16700 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16702 * config/vax/builtins.md: New file.
16703 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16704 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16706 * config/vax/vax.opt (mqmath): Add option.
16707 * config/vax/vax.md (isfx): Extend with DI.
16708 (VAXintQH, VAXintQHSD): Define.
16709 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16710 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16711 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16712 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16713 (movdi): Update constraints and use vax_output_int_move().
16714 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16715 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16716 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16717 nonlocal_goto): New.
16718 (mov<mode>): Extend accepted operand types.
16719 (subdi3_old): Rename from subdi3, change update constraints and use
16720 a new implementation.
16721 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16722 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16723 MOVE_RATIO, CLEAR_RATIO): Define.
16724 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16725 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16726 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16727 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16728 (split_quadword_operands): Make static and really allow variable
16730 (print_operand_address): Update for PIC generation.
16731 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16732 indexable_address_p, fixup_mathdi_operand,
16733 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16734 (vax_float_literal, legitimate_constant_p,
16735 indirectable_constant_address_p, index_term_p,
16736 reg_plus_index_p): Return bool instead of int.
16737 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16739 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16741 (vax_output_conditional_branch): Indent.
16742 (legitimate_constant_address_p, indirectable_constant_address_p,
16743 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16744 vax_mode_dependent_address_p): Return bool instead of int, update for
16746 * config/vax/vax-protos.h (legitimate_constant_address_p,
16747 legitimate_constant_p, legitimate_address_p,
16748 vax_mode_dependent_address_p): Change declaration to bool.
16749 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16750 vax_expand_addsub_di_operands, vax_output_int_subtract,
16751 vax_output_movmemsi): Declare.
16752 (split_quadword_operands, vax_float_literal): Delete declaration.
16753 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16754 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16755 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16756 ASM_OUTPUT_DWARF_PCREL): Define.
16757 (ASM_SPEC): Change definition to allow PIC generation.
16759 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16761 * doc/sourcebuild.texi: Update front-end requirements.
16763 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16766 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16767 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16768 (booldi3_internal3): Use boolean_or_operator instead of
16771 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16774 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16775 declarator whose size is not an integer constant expression but
16776 folds to an integer constant, then treat it as a constant
16779 2009-04-01 Richard Guenther <rguenther@suse.de>
16781 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16782 i * 4 + 2 to (i * 2 + 1) * 2.
16784 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16787 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16788 return if c_parser_asm_string_literal returned NULL.
16790 2009-04-01 Nick Clifton <nickc@redhat.com>
16792 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16794 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16795 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16796 other typedefs to avoid conflicts with libgcc2.c. Define labels
16797 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16799 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16800 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16803 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16805 * varasm.c (default_function_rodata_section): Declare DOT as
16808 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16809 Andrey Galkin <agalkin@hypercom.com>
16812 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16813 Make object_name unique for each process.
16815 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16818 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16819 addressable variables in the parallel that could go out of scope while
16820 running queued tasks.
16822 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16824 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16825 (CASE_VALUES_THRESHOLD): Redefine.
16826 * config/avr/avr.c (avr_override_options): Remove initialization of
16827 avr_case_values_threshold variable.
16828 (avr_case_values_threshold): Remove variable. Add new function.
16829 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16830 * config/avr/avr.opt (mno-tablejump): Remove option.
16831 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16833 2009-04-01 DJ Delorie <dj@redhat.com>
16835 * varasm.c (default_function_rodata_section): Don't assume
16836 anything about where the first '.' in the section name is.
16838 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16840 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16841 rs6000_emit_stack_tie.
16843 2009-03-31 Ian Lance Taylor <iant@google.com>
16845 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16846 gimple_code with GIMPLE_RESX, not RESX.
16848 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16850 * c-common.c (c_get_ident): New.
16851 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16853 2009-04-01 Ben Elliston <bje@au.ibm.com>
16855 * config/rs6000/sysv4.opt (msdata): Improve option description.
16857 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16859 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16860 (divdf3_internal_lat): Remove.
16861 (divxf3_internal_lat): Remove.
16862 (divxf3_internal_thr): Remove.
16863 (divxf): Use divxf3_internal.
16864 * config/ia64/div.md (divsf3_internal_lat): New.
16865 (divdf3_internal_lat): New.
16866 (divxf3_internal): New.
16868 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16871 * Makefile.in (USE_GCC_STDINT): Define.
16872 (stmp-int-hdrs): Install stdint.h if applicable.
16873 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16875 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16876 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16877 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16878 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16879 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16880 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16881 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16882 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16883 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16884 (c_common_nodes_and_builtins): Initialize
16885 underlying_wchar_type_node. Do not initialize
16886 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16887 nodes for new types.
16888 (c_stddef_cpp_builtins): Define macros for new types.
16889 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16891 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16892 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16893 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16894 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16895 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16896 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16897 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16898 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16899 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16900 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16901 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16902 int16_type_node, int32_type_node, int64_type_node,
16903 uint8_type_node, uint16_type_node, c_uint32_type_node,
16904 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16905 int_least32_type_node, int_least64_type_node,
16906 uint_least8_type_node, uint_least16_type_node,
16907 uint_least32_type_node, uint_least64_type_node,
16908 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16909 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16910 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16911 uintptr_type_node): Define.
16912 * c-cppbuiltin.c (builtin_define_constants,
16913 builtin_define_type_minmax): New.
16914 (builtin_define_stdint_macros): Define more macros.
16915 (c_cpp_builtins): Define more limit macros.
16916 (type_suffix): New.
16917 (builtin_define_type_max): Define in terms of
16918 builtin_define_type_minmax. Remove is_long parameter. All
16920 * config.gcc (use_gcc_stdint): Define.
16921 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16922 Add newlib-stdint.h for generic targets.
16923 * config/glibc-stdint.h, config/newlib-stdint.h,
16924 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16925 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16926 * config/score/score.h (UINTPTR_TYPE): Define.
16927 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16928 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16929 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16930 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16931 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16932 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16933 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16934 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16935 * config/spu/spu.h (STDINT_LONG32): Define.
16936 * configure.ac (use_gcc_stdint): Substitute.
16937 * configure: Regenerate.
16938 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16939 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16940 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16941 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16942 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16943 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16944 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16945 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16946 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16947 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16948 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16949 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16950 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16951 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16952 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16953 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16954 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16955 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16956 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16957 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16958 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16959 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16960 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16961 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16962 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16963 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16964 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16965 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16966 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16968 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16970 * loop-iv.c (suitable_set_for_replacement): Renamed from
16971 simplify_using_assignment; changed to return bool and to accept new
16972 args DEST and SRC. Return true iff we find a source/destination pair
16973 that can be used to make a replacement, and fill SRC and DEST if so.
16974 Remove arg ALTERED. Don't deal with altered regs here. All callers
16976 (simplify_using_initial_values): Deal with altered regs here and track
16977 more precisely the effect they have on the validity of our expression.
16979 * loop-iv.c (simplify_using_condition): A condition of the form
16980 (EQ REG CONST) can be used to simply make a substitution.
16981 (simplify_using_initial_values): Keep track of conditions we have seen
16982 and keep using them to simplify new expressions, while applying the
16983 same substitutions to them as to the expression.
16985 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16986 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16989 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16990 changed. Use this when trying to improve the upper bound.
16991 Generate the comparison by using simplify_gen_relational.
16993 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16995 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16997 (simplify_using_assignment, simplify_using_initial_values): Call
16998 replace_in_expr to make replacements. Call replace_single_def_regs
16999 once on the initial version of the expression.
17001 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17004 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17006 2009-03-31 Richard Guenther <rguenther@suse.de>
17008 PR middle-end/31029
17009 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17010 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17012 2009-03-31 Richard Guenther <rguenther@suse.de>
17014 * tree.h (div_if_zero_remainder): Declare.
17015 * fold-const.c (div_if_zero_remainder): Export.
17016 * tree-ssa-forwprop.c
17017 (forward_propagate_addr_into_variable_array_index): Handle
17018 constant array index addition outside of the variable index.
17020 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17023 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17024 define_splits, floatunssi<mode>2): Require x87 conversions from
17025 DImode to be permitted.
17027 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17029 PR preprocessor/15638
17030 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17032 2009-03-31 Richard Guenther <rguenther@suse.de>
17034 PR middle-end/23401
17035 PR middle-end/27810
17036 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17037 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17038 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17039 a separate statement.
17040 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17041 (lookup_tmp_var): Likewise.
17042 (is_gimple_formal_tmp_or_call_rhs): Remove.
17043 (is_gimple_reg_or_call_rhs): Rename to ...
17044 (is_gimple_reg_rhs_or_call): ... this.
17045 (is_gimple_mem_or_call_rhs): Rename to ...
17046 (is_gimple_mem_rhs_or_call): ... this.
17047 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17048 DECL_GIMPLE_REG_P only if is_formal is true.
17049 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17050 for non-proper post-modify expression gimplification.
17051 (gimplify_self_mod_expr): For post-modify expressions gimplify
17052 the lvalue to a minimal lvalue.
17053 (rhs_predicate_for): Remove formal temp case.
17054 (gimplify_modify_expr_rhs): Likewise.
17055 (gimplify_addr_expr): Use is_gimple_reg.
17056 (gimplify_expr): Remove formal temp cases.
17057 (gimple_regimplify_operands): Likewise.
17058 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17059 and FILTER_EXPR like constants.
17060 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17062 (is_gimple_formal_tmp_rhs): Remove.
17063 (is_gimple_reg_rhs): Remove special casing.
17064 (is_gimple_mem_rhs): Fix.
17065 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17066 (is_gimple_formal_tmp_var): Remove.
17067 (is_gimple_formal_tmp_reg): Likewise.
17068 (is_gimple_min_lval): Allow invariant component ref parts.
17069 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17070 is_gimple_formal_tmp_reg): Remove declarations.
17071 * tree-cfg.c (verify_expr): Verify that variables with address
17072 taken do not have DECL_GIMPLE_REG_P set.
17073 * tree-mudflap.c (mf_build_check_statement_for): Use
17074 force_gimple_operand instead of gimplify_expr.
17076 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17078 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17079 schedulable rows to compute_split_row.
17081 2009-03-31 Ben Elliston <bje@au.ibm.com>
17084 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17087 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17089 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17090 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17091 * configure: Regenerate.
17092 * config.in: Regenerate.
17093 * config/rs6000/rs6000.opt (mtls-markers): Add.
17094 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17095 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17096 (tls_ld_aix, tls_ld_sysv): Likewise.
17097 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17098 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17100 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17102 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17104 2009-03-30 Jan Hubicka <jh@suse.cz>
17106 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17108 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17109 detection and label handling.
17111 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17113 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17114 left_conflicts_size.
17115 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17116 ALLOCNO_LEFT_CONFLICTS_SIZE.
17118 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17119 remove_allocno_from_bucket_and_push,
17120 allocno_spill_priority_compare, push_allocnos_to_stack,
17121 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17122 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17123 (setup_allocno_left_conflicts_num): Ditto. Rename to
17124 setup_allocno_left_conflicts_size.
17125 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17126 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17127 setup_allocno_left_conflicts_size instead of
17128 setup_allocno_left_conflicts_num.
17130 * ira-build.c (ira_create_allocno): Use
17131 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17132 ALLOCNO_LEFT_CONFLICTS_NUM.
17134 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17136 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17137 instead of DF_LR_OUT.
17139 * ira-lives.c (process_bb_node_lives): Ditto.
17141 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17142 instead of DF_LR_{OUT,IN}.
17144 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17146 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17148 2009-03-30 Jan Hubicka <jh@suse.cz>
17150 * except.c (label_to_region_map): Fix thinko.
17152 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17154 PR middle-end/38237
17155 * tree.h (tree_find_value): New declaration.
17156 * tree.c (tree_find_value): New function.
17157 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17159 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17162 * c-decl.c (struct c_binding): Add locus field.
17163 (bind): Add locus argument, set locus field from it.
17164 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17165 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17166 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17167 implicitly_declare, undeclared_variable, lookup_label,
17168 declare_label, c_make_fname_decl, c_builtin_function,
17169 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17172 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17175 * config/i386/i386.c (classify_argument): Check total size of
17178 2009-03-30 Martin Jambor <mjambor@suse.cz>
17180 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17181 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17182 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17185 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17186 seen_variable_array_ref while also traversing a union.
17188 * tree-inline.c (optimize_inline_calls): Do not call
17189 cgraph_node_remove_callees.
17190 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17191 (pass_remove_cgraph_callee_edges): New variable.
17192 * passes.c (init_optimization_passes): Add
17193 pass_remove_cgraph_callee_edges after early inlining and before all
17194 late intraprocedural passes.
17196 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17198 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17200 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17201 Fix typos in names.
17203 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17205 * combine.c (simplify_comparison): Use have_insn_for.
17206 * dojump.c (do_jump): Likewise.
17208 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17210 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17211 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17212 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17213 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17214 instead of sparc_compare_emitted.
17215 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17216 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17217 instead of sparc_compare_emitted.
17219 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17221 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17222 enter/exit cfglayout mode.
17223 (pass_partition_block): Require it.
17224 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17225 (combine_instructions): Track basic blocks instead of labels.
17226 (update_cfg_for_uncondjump): New.
17227 (try_combine): Use it. Update jumps after rescanning.
17228 (pass_combine): Require PROP_cfglayout.
17229 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17231 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17233 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17234 Provide/destroy PROP_cfglayout respectively.
17235 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17236 * tree-pass.h (PROP_cfglayout): New.
17238 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17240 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17241 fold_convert_const_fixed_from_fixed,
17242 fold_convert_const_fixed_from_int,
17243 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17244 set TREE_CONSTANT_OVERFLOW.
17245 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17246 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17248 2009-03-30 Ira Rosen <irar@il.ibm.com>
17250 * tree-vect-loop-manip.c: New file.
17251 * tree-vectorizer.c: Update documentation and included files.
17252 (vect_loop_location): Make extern.
17253 (rename_use_op): Move to tree-vect-loop-manip.c
17254 (rename_variables_in_bb, rename_variables_in_loop,
17255 slpeel_update_phis_for_duplicate_loop,
17256 slpeel_update_phi_nodes_for_guard1,
17257 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17258 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17259 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17260 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17261 find_loop_location): Likewise.
17262 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17263 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17264 get_vectype_for_scalar_type, vect_is_simple_use,
17265 supportable_widening_operation, supportable_narrowing_operation):
17267 (bb_in_loop_p): Move to tree-vect-loop.c.
17268 (new_loop_vec_info, destroy_loop_vec_info,
17269 reduction_code_for_scalar_code, report_vect_op,
17270 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17271 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17272 (vect_supportable_dr_alignment): Likewise.
17273 * tree-vectorizer.h (tree-data-ref.h): Include.
17274 (vect_loop_location): Declare.
17275 Reorganize function declarations according to the new file structure.
17276 * tree-vect-loop.c: New file.
17277 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17278 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17279 * tree-vect-data-refs.c: New file.
17280 * tree-vect-patterns.c (timevar.h): Don't include.
17281 * tree-vect-stmts.c: New file.
17282 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17283 tree-vect-slp.c, tree-vect-loop.c.
17284 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17285 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17286 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17287 (tree-vect-analyze.o): Remove.
17288 (tree-vect-transform.o): Likewise.
17289 (tree-vect-data-refs.o): Add rule.
17290 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17291 tree-vect-slp.o): Likewise.
17292 (tree-vect-patterns.o): Remove redundant dependencies.
17293 (tree-vectorizer.o): Likewise.
17294 * tree-vect-slp.c: New file.
17296 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17298 * optc-gen.awk: Warn if an option flag has multiple different
17301 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17303 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17304 -floop-block): Document dependences on PPL, CLooG and Graphite.
17306 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17308 PR rtl-optimization/323
17309 * c-common.c (c_fully_fold, convert_and_check,
17310 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17311 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17312 * c-common.def (EXCESS_PRECISION_EXPR): New.
17313 * c-cppbuiltin.c (builtin_define_float_constants): Define
17314 constants with enough digits for long double.
17315 * c-lex.c (interpret_float): Interpret constant with excess
17316 precision where appropriate.
17317 * c-opts.c (c_common_post_options): Set
17318 flag_excess_precision_cmdline. Give an error for
17319 -fexcess-precision=standard for C++ for processors where the
17320 option is significant.
17321 * c-parser.c (c_parser_conditional_expression): Handle excess
17322 precision in condition.
17323 * c-typeck.c (convert_arguments): Handle arguments with excess
17325 (build_unary_op): Move excess precision outside operation.
17326 (build_conditional_expr): Likewise.
17327 (build_compound_expr): Likewise.
17328 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17329 (build_modify_expr): Handle excess precision in RHS.
17330 (convert_for_assignment): Handle excess precision in converted
17332 (digest_init, output_init_element, process_init_element): Handle
17333 excess precision in initializer.
17334 (c_finish_return): Handle excess precision in return value.
17335 (build_binary_op): Handle excess precision in operands and add
17336 excess precision as needed for operation.
17337 * common.opt (-fexcess-precision=): New option.
17338 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17339 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17340 For standard excess precision, output explicit conversion to and
17341 truncation from XFmode.
17342 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17343 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17344 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17345 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17346 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17347 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17348 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17349 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17350 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17351 define_splits, sqrt<mode>2): Disable where appropriate for
17352 standard excess precision.
17353 * convert.c (convert_to_real): Do not shorten arithmetic to type
17354 for which excess precision would be used.
17355 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17356 * doc/invoke.texi (-fexcess-precision=): Document option.
17357 (-mfpmath=): Correct index entry.
17358 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17359 flag_excess_precision): New.
17360 * langhooks.c (lhd_post_options): Set
17361 flag_excess_precision_cmdline.
17362 * opts.c (common_handle_option): Handle -fexcess-precision=.
17363 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17364 init_excess_precision): New.
17365 (lang_dependent_init_target): Call init_excess_precision.
17366 * tree.c (excess_precision_type): New.
17367 * tree.h (excess_precision_type): Declare.
17369 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17372 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17373 non-lvalue to component.
17375 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17377 PR preprocessor/34695
17378 * Makefile.in (c-opts.o): Depend on c-tree.h.
17379 * c-common.c: Move down include of diagnostic.h.
17380 (done_lexing, c_cpp_error): New.
17381 * c-common.h (done_lexing): Declare.
17382 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17384 * c-opts.c: Include c-tree.h.
17385 (c_common_init_options): Set preprocessor error callback.
17386 (c_common_handle_option): Do not set preprocessor
17387 inhibit_warnings, warnings_are_errors, warn_system_headers,
17388 pedantic_errors or inhibit_warnings flags.
17389 (c_common_post_options): Do not check cpp_errors (parse_in).
17390 (c_common_finish): Do not output dependencies if there were
17391 errors. Do not check return value of cpp_finish.
17392 * c-ppoutput.c (pp_file_change): Set input_location.
17393 * c-tree.h (c_cpp_error): Declare.
17394 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17396 (diagnostic_build_prefix): Check override_column.
17397 * diagnostic.h (diagnostic_info): Add override_column field.
17398 (diagnostic_override_column): Define.
17400 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17402 * c-common.c (c_expand_expr, c_staticp): Remove.
17403 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17404 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17405 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17406 * c-gimplify.c (gimplify_compound_literal_expr,
17407 optimize_compound_literals_in_ctor): Remove.
17408 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17409 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17410 * c-semantics.c (emit_local_var): Remove.
17412 * langhooks-def.h (lhd_expand_expr): Remove.
17413 * langhooks.c (lhd_expand_expr): Remove.
17414 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17416 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17417 handling from c-semantics.c; don't call into langhook.
17418 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17419 * gimplify.c (gimplify_compound_literal_expr,
17420 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17421 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17422 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17423 as was done in c-gimplify.c.
17424 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17425 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17426 Move from c-common.h.
17427 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17429 * tree.c (staticp): Do not call langhook.
17430 * langhooks.c (lhd_staticp): Delete.
17431 * langhooks-def.h (lhd_staticp): Delete prototype.
17432 (LANG_HOOKS_STATICP): Delete.
17433 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17435 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17436 instead of DECL_STMTs.
17438 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17446 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17448 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17449 contained expression.
17450 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17451 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17452 conditional expressions for C.
17453 (decl_constant_value_for_optimization): Move from
17454 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17455 whether optimizing and that the expression is a VAR_DECL not of
17456 array type instead of doing such checks in the caller. Do not
17457 check pedantic. Call gcc_unreachable for C++.
17458 * c-common.def (C_MAYBE_CONST_EXPR): New.
17459 * c-common.h (c_fully_fold, c_save_expr,
17460 decl_constant_value_for_optimization): New prototypes.
17461 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17462 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17463 EXPR_INT_CONST_OPERANDS): Define.
17464 * c-convert.c (convert): Strip nops from expression.
17465 * c-decl.c (groktypename): Take extra parameters expr and
17466 expr_const_operands. Update call to grokdeclarator.
17467 (start_decl): Update call to grokdeclarator. Add statement for
17468 expressions used in type of decl.
17469 (grokparm): Update call to grokdeclarator.
17470 (push_parm_decl): Update call to grokdeclarator.
17471 (build_compound_literal): Add parameter non_const and build a
17472 C_MAYBE_COSNT_EXPR if applicable.
17473 (grokdeclarator): Take extra parameters expr and
17474 expr_const_operands. Track expressions used in declaration
17475 specifiers and declarators. Fold array sizes and track whether
17476 they are constant expressions and whether they are integer
17477 constant expressions.
17478 (parser_xref_tag): Set expr and expr_const_operands fields in
17480 (grokfield): Update call to grokdeclarator.
17481 (start_function): Update call to grokdeclarator.
17482 (build_null_declspecs): Set expr and expr_const_operands fields in
17484 (declspecs_add_type): Handle expressions in typeof specifiers.
17485 * c-parser.c (c_parser_declspecs): Set expr and
17486 expr_const_operands fields for declaration specifiers.
17487 (c_parser_enum_specifier): Likewise.
17488 (c_parser_struct_or_union_specifier): Likewise.
17489 (c_parser_typeof_specifier): Likewise. Update call to
17490 groktypename. Fold expression as needed. Return expressions with
17491 type instead of adding statements.
17492 (c_parser_attributes): Update calls to c_parser_expr_list.
17493 (c_parser_statement_after_labels): Fold expression before passing
17494 to objc_build_throw_stmt.
17495 (c_parser_condition): Fold expression.
17496 (c_parser_asm_operands): Fold expression.
17497 (c_parser_conditional_expression): Use c_save_expr. Update call
17498 to build_conditional_expr.
17499 (c_parser_alignof_expression): Update call to groktypename.
17500 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17501 original_code. Fold expression argument of va_arg. Create
17502 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17503 argument to va_arg. Update calls to groktypename. Fold array
17504 index for offsetof. Verify that first argument to
17505 __builtin_choose_expr has integer type.
17506 (c_parser_postfix_expression_after_paren_type): Update calls to
17507 groktypename and build_compound_literal. Handle expressions with
17508 side effects in type name.
17509 (c_parser_postfix_expression_after_primary): Update call to
17510 c_parser_expr_list. Set original_code for calls to
17511 __builtin_constant_p.
17512 (c_parser_expr_list): Take extra parameter fold_p. Fold
17513 expressions if requested.
17514 (c_parser_objc_type_name): Update call to groktypename.
17515 (c_parser_objc_synchronized_statement): Fold expression.
17516 (c_parser_objc_receiver): Fold expression.
17517 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17518 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17519 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17520 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17521 (struct c_typespec): Add elements expr and expr_const_operands.
17522 (struct c_declspecs): Add elements expr and expr_const_operands.
17523 (groktypename, build_conditional_expr, build_compound_literal):
17525 (in_late_binary_op): Declare.
17526 * c-typeck.c (note_integer_operands): New function.
17527 (in_late_binary_op): New variable.
17528 (decl_constant_value_for_broken_optimization): Move to c-common.c
17529 and rename to decl_constant_value_for_optimization.
17530 (default_function_array_conversion): Do not strip nops.
17531 (default_conversion): Do not call
17532 decl_constant_value_for_broken_optimization.
17533 (build_array_ref): Do not fold result.
17534 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17535 result when operand is a VLA.
17536 (c_expr_sizeof_type): Update call to groktypename. Handle
17537 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17538 result when operand names a VLA type.
17539 (build_function_call): Update call to build_compound_literal.
17540 Only fold result for calls to __builtin_* functions. Strip
17541 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17542 the function designator.
17543 (convert_arguments): Fold arguments. Update call to
17544 convert_for_assignment.
17545 (build_unary_op): Handle increment and decrement of
17546 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17547 decrement earlier. Fold operand of increment and decrement.
17548 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17549 built for integer operand. Wrap returns that are INTEGER_CSTs
17550 without being integer constant expressions or that have integer
17551 constant operands without being INTEGER_CSTs.
17552 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17553 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17554 result is an integer constant expression or can be used in
17555 unevaluated parts of one and avoid folding and wrap as
17556 appropriate. Fold operands before possibly doing -Wsign-compare
17558 (build_compound_expr): Wrap result for C99 if operands can be used
17559 in integer constant expressions.
17560 (build_c_cast): Update call to digest_init. Do not ignore
17561 overflow from casting floating-point constants to integers. Wrap
17562 results that could be confused with integer constant expressions,
17563 null pointer constants or floating-point constants.
17564 (c_cast_expr): Update call to groktypename. Handle expressions
17565 included in type name.
17566 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17567 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17568 Update calls to convert_for_assignment.
17569 (convert_for_assignment): Take new parameter
17570 null_pointer_constant. Do not strip nops or call
17571 decl_constant_value_for_broken_optimization. Set
17572 in_late_binary_op for conversions to boolean.
17573 (store_init_value): Update call to digest_init.
17574 (digest_init): Take new parameter null_pointer_constant. Do not
17575 call decl_constant_value_for_broken_optimization. pedwarn for
17576 initializers not constant expressions. Update calls to
17577 convert_for_assignment.
17578 (constructor_nonconst): New.
17579 (struct constructor_stack): Add nonconst element.
17580 (really_start_incremental_init, push_init_level, pop_init_level):
17581 Handle constructor_nonconst and nonconst element.
17582 (set_init_index): Call constant_expression_warning for array
17584 (output_init_element): Fold value. Set constructor_nonconst as
17585 applicable. pedwarn for initializers not constant expressions.
17586 Update call to digest_init. Call constant_expression_warning
17587 where constant initializers are required.
17588 (process_init_element): Use c_save_expr.
17589 (c_finish_goto_ptr): Fold expression.
17590 (c_finish_return): Fold return value. Update call to
17591 convert_for_assignment.
17592 (c_start_case): Fold switch expression.
17593 (c_process_expr_stmt): Fold expression.
17594 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17595 ensure statement expression is not evaluated in constant expression.
17596 (build_binary_op): Track whether results are integer constant
17597 expressions or may occur in such, disable folding and wrap results
17598 as applicable. Fold operands for -Wsign-compare warnings unless
17600 (c_objc_common_truthvalue_conversion): Handle results folded to
17601 integer constants that are not integer constant expressions.
17602 * doc/extend.texi: Document when typeof operands are evaluated,
17603 that condition of __builtin_choose_expr is an integer constant
17604 expression, and more about use of __builtin_constant_p in
17607 2009-03-29 Richard Guenther <rguenther@suse.de>
17609 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17610 propagate addresses of array references.
17612 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17614 * regmove.c (perhaps_ends_bb_p): Remove.
17615 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17616 from INSN and check that the main loop stays within that basic block.
17617 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17618 (regmove_forward_pass): Split out from regmove_optimize. Use
17619 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17620 (regmove_backward_pass): Split out from regmove_optimize. Use
17621 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17622 (regmove_optimize): Simplify.
17624 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17627 * config/i386/i386.c (classify_argument): Ignore flexible array
17628 member in struct and warn ABI change.
17630 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17632 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17634 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17635 (ix86_adjust_cost): Updated.
17637 2009-03-29 Jan Hubicka <jh@suse.cz>
17639 PR middle-end/28850
17640 * tree-pass.h (pass_cleanup_eh): New function.
17641 (remove_unreachable_regions): Break code handling RTL
17642 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17643 that can not be reached by runtime.
17644 (can_be_reached_by_runtime): New function.
17645 (label_to_region_map): New function.
17646 (num_eh_regions): New function.
17647 (rtl_remove_unreachable_regions): New function.
17648 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17649 (remove_eh_region): New function.
17650 * except.h: Include sbitmap and vecprim.
17651 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17652 num_eh_regions): Declare.
17653 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17654 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17655 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17656 (tree_empty_eh_handler_p): New function.
17657 (cleanup_empty_eh): New function.
17658 (cleanup_eh): New function.
17659 (pass_cleanup_eh): New function.
17661 2009-03-29 Jan Hubicka <jh@suse.cz>
17663 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17664 for removed regions.
17666 2009-03-29 Jan Hubicka <jh@suse.cz>
17668 * except.c (dump_eh_tree): Dump all datastructures.
17670 2009-03-29 Jan Hubicka <jh@suse.cz>
17672 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17673 (duplicate_eh_regions_1): Likewise.
17674 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17675 vector; call EH verification.
17676 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17677 Be ready for region being removed.
17679 2009-03-29 Jan Hubicka <jh@suse.cz>
17681 * bitmap.c (bitmap_last_set_bit): New function.
17682 * bitmap.h (bitmap_last_set_bit): Declare.
17684 2009-03-29 David Ayers <ayers@fsfe.org>
17687 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17688 by calling objc_compare_types and surpress warnings about
17689 incompatible C pointers that are compatible ObjC pointers.
17691 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17693 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17694 call initialize_inline_failed.
17695 (initialize_inline_failed): Move it from here ...
17696 * cgraph.c (initialize_inline_failed): ... to here.
17697 (cgraph_create_edge): Call initialize_inline_failed rather than
17698 setting inline_failed directly.
17700 2009-03-29 Ben Elliston <bje@au.ibm.com>
17703 * sysv4.opt (msdata): Improve comment.
17704 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17705 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17707 2009-03-29 Ben Elliston <bje@au.ibm.com>
17710 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17711 load and store attributes.
17713 2009-03-29 Ben Elliston <bje@au.ibm.com>
17715 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17716 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17717 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17718 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17719 __builtin_infq and __builtin_huge_valq.
17721 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17723 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17725 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17726 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17728 2009-03-28 Xinliang David Li <davidxl@google.com>
17730 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17731 (do_dbg_cnt): New function.
17733 2009-03-28 Jan Hubicka <jh@suse.cz>
17735 Merge from pretty-ipa:
17737 2009-03-27 Jan Hubicka <jh@suse.cz>
17739 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17740 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17741 * passes.c (function_called_by_processed_nodes_p): New.
17742 * ipa-pure-const.c (check_call): Fix handling of operands.
17743 (analyze_function): Dump debug output for skipped bodies.
17744 (local_pure_const): Use function_called_by_processed_nodes_p.
17745 * dwarf2out.c (reference_to_unused): Use output.
17746 * passes.c (do_per_function_toporder): Likewise.
17748 2008-11-12 Jan Hubicka <jh@suse.cz>
17750 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17751 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17752 state_set_in_source enum
17753 (check_decl): Ignore memory tags; do not set fake looping flags;
17755 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17756 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17757 (check_call, analyze_function): Rewrite.
17759 (add_new_function): Update call of analyze_function.
17760 (generate_summary): Add call of analyze_function.
17761 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17762 (local_pure_const): New function.
17763 (pass_local_pure_const): New pass.
17764 * ipa-inline.c (inline_transform): Set after_inlining.
17765 * tree-eh.c (stmt_can_throw_external): New.
17766 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17767 work with aliasing built.
17768 * tree-flow.h (stmt_can_throw_external): New.
17769 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17770 and local pure/const pass in early and late optimization queue.
17772 2009-03-28 Martin Jambor <mjambor@suse.cz>
17774 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17776 (fold_binary): Allow function decl aligment consideration is the
17777 second argument is integer constant one.
17778 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17779 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17780 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17782 2009-03-28 Jan Hubicka <jh@suse.cz>
17784 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17785 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17786 * function.h (rtl_data): Add nothrow flag.
17787 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17788 set DECL_NOTHROW for AVAILABLE functions.
17790 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17792 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17793 following vector keyword has expansion starting with pixel or bool
17794 keyword, expand vector to __vector and pixel or bool to __pixel or
17798 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17799 warn_if_disallowed_function_p): Removed.
17800 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17801 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17802 warning_if_disallowed_function_p.
17803 * flags.h (warn_if_disallowed_function_p,
17804 warn_disallowed_functions): Removed.
17805 * common.opt (Wdisallowed-function-list=): Removed.
17806 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17808 2009-03-28 Richard Guenther <rguenther@suse.de>
17810 PR tree-optimization/38723
17811 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17814 2009-03-28 Jan Hubicka <jh@suse.cz>
17816 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17817 test introduced by my previous patch.
17819 2009-03-28 Richard Guenther <rguenther@suse.de>
17821 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17822 the PHIs value undefined.
17824 2009-03-28 Jan Hubicka <jh@suse.cz>
17826 * tree-pass.h (pass_fixup_cfg): New pass.
17827 * ipa-inline.c (inline_transform): Set
17828 always_inline_functions_inlined/after_inlining.
17829 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17830 (pass_fixup_cfg): New pass.
17831 * passes.c (init_optimization_passes): Add fixup_cfg.
17833 2009-03-28 Richard Guenther <rguenther@suse.de>
17835 PR tree-optimization/38458
17836 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17837 argument use the arguments copy-of value.
17839 2009-03-28 Richard Guenther <rguenther@suse.de>
17841 PR tree-optimization/38180
17842 * tree-ssa-ccp.c (get_default_value): Simplify.
17843 (likely_value): Likewise.
17844 (surely_varying_stmt_p): Properly handle VOP case.
17845 (ccp_initialize): Likewise.
17846 (ccp_fold): Handle propagating through *&.
17847 (fold_const_aggregate_ref): Also handle decls.
17849 2009-03-28 Jan Hubicka <jh@suse.cz>
17851 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17852 * cgraph.h (cgraph_node): Likewise.
17853 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17854 (cgraph_reset_node): Use process flag.
17855 (cgraph_mark_functions_to_output): Likewise.
17856 (cgraph_expand_function): Likewise.
17857 (cgraph_expand_all_functions): Likewise.
17858 (cgraph_output_in_order): Likewise.
17859 * dwarf2out.c (reference_to_unused): Likewise.
17860 * passes.c do_per_function_toporder): Likewise.
17862 2009-03-28 Jan Hubicka <jh@suse.cz>
17864 Bring from lto-branch:
17866 2008-09-03 Doug Kwan <dougkwan@google.com>
17868 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17869 enums instead of reason strings.
17870 * cgraph.c (cgraph_create_edge): Same.
17871 (cgraph_inline_failed_string): New function.
17872 * cgraph.h (cgraph_inline_failed_t): New enum type.
17873 (cgraph_inline_failed_string): New prototype.
17874 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17875 char pointer to cgraph_inline_failed_t.
17876 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17877 (cgraph_default_inline_p): Ditto.
17878 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17879 to cgraph_inline_failed_t pointer.
17880 * cif-code.def: New file.
17881 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17883 (cgraph_check_inline_limits): Change type of REASON to pointer to
17884 cgraph_inline_failed_t. Replace reason strings with enums.
17885 (cgraph_default_inline_p): Ditto.
17886 (cgraph_recursive_inlining_p): Ditto.
17887 (update_caller_keys): Change type of FAILED_REASON to
17888 cgraph_inline_failed_t.
17889 (cgraph_set_inline_failed): Change type of REASON to pointer to
17890 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17891 convert enums to strings for text output.
17892 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17893 to be of type cgraph_inline_failed_t. Replace reason strings with
17894 enums. Call cgraph_inline_failed_string to covert enums
17895 to strings for text output.
17896 (cgraph_decide_inlining): Replace reason strings with enums.
17897 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17898 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17900 * tree-inline.c (expand_call_inline): Change type of REASON
17901 to cgraph_inline_failed_t. Replace reason strings with enums.
17902 Call cgraph_inline_failed_string for text output.
17903 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17906 2009-03-28 Jan Hubicka <jh@suse.cz>
17908 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17909 cgraph_clone_node): Remove master clone handling.
17910 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17911 * cgraph.h (master_clone): Remove.
17912 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17913 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17914 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17916 2009-03-28 Jan Hubicka <jh@suse.cz>
17918 * cgraph.c (cgraph_function_body_availability): Functions declared
17919 inline are always safe to assume that it is not going to be replaced.
17921 2009-03-28 Richard Guenther <rguenther@suse.de>
17923 PR tree-optimization/38513
17924 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17925 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17926 EXC_PTR_EXPR and FILTER_EXPR.
17927 (get_ref_from_reference_ops): Likewise.
17929 2009-03-28 Richard Guenther <rguenther@suse.de>
17931 PR tree-optimization/38968
17932 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17933 Use FLOOR_MOD_EXPR to compute misalignment.
17935 2009-03-28 Richard Guenther <rguenther@suse.de>
17937 PR tree-optimization/37795
17938 * tree.h (combine_comparisons): Declare.
17939 * fold-const.c (combine_comparisons): Export.
17940 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17942 (ifcombine_iforif): Use combine_comparisons.
17944 2009-03-28 Jan Hubicka <jh@suse.cz>
17946 * tree-eh.c (inlinable_call_p): New function.
17947 (make_eh_edges): Use it.
17948 (verify_eh_edges): Use it.
17949 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17950 * except.c (reachable_next_level): Add inlinable_function argument
17951 (sjlj_find_directly_reachable_regions): Update.
17952 (add_reachable_handler): Do not set saw_any_handlers.
17953 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17954 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17955 Add new inlinable call parameter.
17956 (can_throw_internal, can_throw_external): Update.
17957 * except.h (can_throw_internal_1, can_throw_external_1,
17958 foreach_reachable_handler): Update declaration.
17960 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17962 * config/arm/t-arm-coff, config/h8300/coff.h,
17963 config/i386/i386-aout.h, config/i386/i386-coff.h,
17964 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17965 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17966 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17967 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17968 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17969 sys-types.h: Remove.
17970 * Makefile.in: Remove protoize and fixproto support and references
17972 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17973 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17975 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17976 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17977 unprotoize$(exeext).
17978 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17979 (.PHONY): Don't depend on proto.
17980 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17981 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17982 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17983 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17984 build/gen-protos.o, build/scan.o, xsys-protos.h,
17985 build/fix-header$(build_exeext), build/fix-header.o,
17986 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17987 stmp-install-fixproto): Remove.
17988 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17989 SYSCALLS.c or fixproto files.
17990 (install-common): Don't install protoize.
17991 (install-headers-tar, install-headers-cpio, install-headers-cp):
17992 Don't depend on $(STMP_FIXPROTO).
17993 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17994 install fixproto files or write out fixproto settings.
17995 (uninstall): Don't uninstall protoize.
17996 * config.gcc (use_fixproto): Remove.
17997 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17998 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17999 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18000 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18001 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18002 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18003 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18004 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18005 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18006 * config/t-vxworks (STMP_FIXPROTO): Remove.
18007 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18008 STMP_FIXPROTO): Remove.
18009 * config.in, configure: Regenerate.
18010 * crtstuff.c (gid_t, uid_t): Don't undefine.
18011 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18012 (arm-*-coff, arm-*-aout: Remove target entries.
18013 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18014 Remove mention of AIX 4.1.
18015 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18016 * doc/invoke.texi (Running Protoize): Remove.
18017 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18018 (Protoize Caveats): Remove.
18019 * tsystem.h: Update comments on headers assumed to exist.
18021 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18023 * genautomata.c: Add a new year to the copyright. Add a new
18025 (struct insn_reserv_decl): Add comments for member bypass_list.
18026 (find_bypass): Remove.
18027 (insert_bypass): New.
18028 (process_decls): Use insert_bypass.
18029 (output_internal_insn_latency_func): Output all bypasses with the
18030 same input insn in one switch case.
18032 * rtl.def (define_bypass): Describe bypass choice.
18033 * doc/md.texi (define_bypass): Ditto.
18035 2009-03-27 Richard Guenther <rguenther@suse.de>
18037 * gimplify.c (mark_addressable): Export.
18038 * tree-flow.h (mark_addressable): Declare.
18039 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18040 * tree-ssa.c (verify_phi_args): Verify that address taken
18041 variables have TREE_ADDRESSABLE set.
18043 2009-03-27 Richard Guenther <rguenther@suse.de>
18045 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18046 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18047 Do not mark decls TREE_ADDRESSABLE.
18048 (build_fold_addr_expr): Adjust.
18049 (fold_addr_expr): Remove.
18050 (fold_unary): Use build_fold_addr_expr.
18051 (fold_comparison): Likewise.
18052 (split_address_to_core_and_offset): Likewise.
18053 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18055 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18056 (gimplify_modify_expr_to_memcpy): Mark source and destination
18058 * omp-low.c (create_omp_child_function): Mark the object decl
18060 (lower_rec_input_clauses): Mark the var we take the address of
18062 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18064 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18066 PR middle-end/39315
18067 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18068 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18070 2009-03-27 Richard Guenther <rguenther@suse.de>
18072 PR tree-optimization/39120
18073 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18075 (handle_lhs_call): Process return constraints. Add escape
18076 constraints if necessary.
18077 (handle_const_call): Fill out return constraints. Make nested
18078 case more precise. Avoid consttmp if possible.
18079 (handle_pure_call): Fill out return constraints. Avoid
18080 callused if possible.
18081 (find_func_aliases): Simplify call handling.
18083 2009-03-27 Richard Guenther <rguenther@suse.de>
18085 PR tree-optimization/39120
18086 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18087 as a representative.
18088 (solve_graph): Do propagate CALLUSED.
18089 (handle_pure_call): Use a scalar constraint from CALLUSED for
18091 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18094 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18097 * c-common.c (handle_aligned_attribute): Properly check alignment
18098 overflow. Use (1U << i) instead of (1 << i).
18100 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18102 * expr.h (get_mem_align_offset): Updated.
18104 * tree.h (tree_decl_common): Change align to "unsigned int" and
18105 move it before pointer_alias_set.
18107 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18108 Jakub Jelinek <jakub@redhat.com>
18111 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18112 gr_register_operand with gr_reg_or_0_operand.
18113 (cmpxchg_rel_di): Likewise.
18114 (sync_lock_test_and_set<mode>): Likewise.
18116 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18118 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18119 (true_regnum): Likewise.
18121 * rtlanal.c (subreg_info): Moved to ...
18122 * rtl.h (subreg_info): Here. New.
18123 (subreg_get_info): New.
18125 * rtlanal.c (subreg_get_info): Make it extern.
18127 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18130 * config/i386/i386.c (ix86_abi): New.
18131 (override_options): Handle -mabi=.
18132 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18133 (ix86_call_abi_override): Likewise.
18134 (init_cumulative_args): Likewise.
18135 (function_arg_advance): Likewise.
18136 (function_arg_64): Likewise.
18137 (function_arg): Likewise.
18138 (ix86_pass_by_reference): Likewise.
18139 (ix86_function_value_regno_p): Likewise.
18140 (ix86_build_builtin_va_list_abi): Likewise.
18141 (setup_incoming_varargs_64): Likewise.
18142 (is_va_list_char_pointer): Likewise.
18143 (ix86_init_machine_status): Likewise.
18144 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18145 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18146 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18147 (ix86_function_abi): Make it static and return enum calling_abi.
18148 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18150 (ix86_fn_abi_va_list): Updated.
18152 * config/i386/i386.h (ix86_abi): New.
18153 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18154 (CONDITIONAL_REGISTER_USAGE): Likewise.
18155 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18156 (machine_function): Likewise.
18158 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18160 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18161 (STACK_BOUNDARY): Likewise.
18162 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18164 * config/i386/i386.opt (mabi=): New.
18166 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18167 return enum calling_abi.
18168 (ix86_function_type_abi): Likewise.
18169 (ix86_function_abi): Removed.
18171 * doc/invoke.texi: Document -mabi= option for x86.
18173 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18175 * builtins.c (real_dconstp): Delete.
18176 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18178 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18179 Jakub Jelinek <jakub@redhat.com>
18182 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18183 (gen_subprogram_die): When a function is explicit, generate the
18184 DW_AT_explicit attribute.
18185 * langhooks.h (struct lang_hooks_for_decls): Add
18186 function_decl_explicit_p langhook.
18187 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18188 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18190 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18192 * builtins.c (fold_builtin_memory_op): Optimize memmove
18193 into memcpy if we can prove source and destination don't overlap.
18195 * tree-inline.c: Include gt-tree-inline.h.
18196 (clone_fn_id_num): New variable.
18197 (clone_function_name): New function.
18198 (tree_function_versioning): Use it.
18199 * Makefile.in (GTFILES): Add tree-inline.c.
18201 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18203 * BASE-VER: Change to 4.5.0.
18205 2009-03-27 Xinliang David Li <davidxl@google.com>
18207 PR tree-optimization/39557
18208 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18210 2009-03-27 Xinliang David Li <davidxl@google.com>
18212 PR tree-optimization/39548
18213 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18216 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18218 * c-common.c (pointer_int_sum): Use %wd on return from
18221 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18223 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18224 on return from tree_low_cst.
18226 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18229 * ginclude/stdarg.h (va_copy): Define also for
18230 __GXX_EXPERIMENTAL_CXX0X__.
18232 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18235 * builtins.h (c_strlen): Do not warn here.
18236 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18237 * c-common.c (pointer_int_sum): Take an explicit location.
18238 Warn about offsets out of bounds.
18239 * c-common.h (pointer_int_sum): Adjust declaration.
18241 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18243 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18246 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18249 * opts.c (warn_if_disallowed_function_p): Don't assume
18250 get_callee_fndecl must return non-NULL.
18252 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18254 PR rtl-optimization/39522
18255 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18256 when reg_reloaded_valid is set.
18258 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18260 * config/spu/divv2df3.c: New file.
18261 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18262 (DPBIT_FUNCS): Filter out _div_df.
18264 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18266 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18267 a jump insn, count that jump in the distance to the loop start.
18269 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18272 * config/sh/sh.c (calc_live_regs): Fix condition for global
18273 registers except PIC_OFFSET_TABLE_REGNUM.
18275 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18278 * doc/invoke.texi (-mconsole): New.
18280 (-mno-cygwin): New.
18282 (-mnop-fun-dllimport): New.
18286 (sub section "i386 and x86-64 Windows Options"): New.
18288 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18290 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18291 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18293 2009-03-25 Richard Guenther <rguenther@suse.de>
18295 PR middle-end/39497
18296 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18299 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18301 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18302 neither of haifa/selective schedulers are working.
18304 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18306 * doc/invoke.texi (Debugging Options): Fix description of
18307 -fno-merge-debug-strings.
18309 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18311 * config/cris/libgcc.ver: New version-script.
18312 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18314 * configure.ac <GAS features, nop mnemonic>: Add pattern
18315 crisv32-*-* for "nop".
18316 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18317 * configure: Regenerate.
18319 2009-03-24 Ira Rosen <irar@il.ibm.com>
18321 PR tree-optimization/39529
18322 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18323 mark_sym_for_renaming for the tag copied to the new vector
18326 2009-03-24 Arthur Loiret <aloiret@debian.org>
18328 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18329 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18330 EXTRA_SPEC_FUNCTIONS.
18331 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18332 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18333 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18334 -march and -mtune options.
18336 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18338 * config/m68k/t-rtems: Add m5329 multilib.
18340 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18341 Jakub Jelinek <jakub@redhat.com>
18344 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18347 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18350 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18351 instead of c_parser_expression_conv, if original_code isn't one of the
18352 4 allowed comparison codes, fail.
18354 2009-03-23 Richard Guenther <rguenther@suse.de>
18356 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18357 * tree.h (struct tree_type): Likewise.
18358 * reload.h (struct insn_chain): Likewise.
18359 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18360 * function.h (struct function): Likewise.
18361 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18363 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18365 PR tree-optimization/39516
18366 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18368 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18370 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18371 should be set true if BITS_PER_WORD of target is bigger than 32
18373 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18375 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18376 Translate -B-options to -rpath-link. Correct existing
18377 rpath-link and conditionalize on !nostdlib.
18379 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18381 * doc/extend.texi (Function Attributes, Variable Attributes):
18383 * doc/invoke.texi (Debugging Options, Optimize Options)
18384 (i386 and x86-64 Options, MCore Options): Likewise.
18386 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18389 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18390 it for block local namespace aliases.
18391 (gen_decl_die): Pass context_die to gen_namespace_die.
18393 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18396 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18397 minimum or maximum value.
18399 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18401 * reginfo.c (globalize_reg): Recompute derived reg sets.
18403 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18406 * libgcc2.c (mprotect): Do not use signed arguments for
18407 VirtualProtect, use DWORD arguments. Also fix the 'may
18408 be used uninitialized' warning for the np variable.
18410 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18413 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18414 functions using regparm calling conventions when not optimizing.
18415 (ix86_function_sseregparm): Similarly for sseregparm calling
18418 2009-03-19 Li Feng <nemokingdom@gmail.com>
18420 PR middle-end/39500
18421 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18422 dependence if the first conflict is after niter iterations.
18424 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18426 PR middle-end/38609
18427 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18428 functions with dynamic stack-pointer adjustments.
18430 2009-03-19 Ben Elliston <bje@au.ibm.com>
18432 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18433 option; change to -msdata=data.
18435 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18437 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18440 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18443 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18445 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18447 * doc/invoke.texi (Code Gen Options): Expand discussion of
18450 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18452 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18453 * matrix-reorg.c (struct matrix_info): Likewise.
18454 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18455 * rtl.h (struct mem_attrs): Likewise.
18456 * df.h (struct df): Likewise.
18457 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18458 * ira-int.h (struct ira_allocno): Likewise.
18459 * df-scan.c (struct df_collection_rec): Likewise.
18460 * ira.c (struct equivalence): Likewise.
18461 * function.c (struct temp_slot): Likewise.
18462 * cfgloop.h (struct loop): Likewise.
18465 * function.c (use_register_for_decl): When not optimizing, disregard
18466 register keyword for variables with types containing methods.
18468 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18470 PR middle-end/39447
18471 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18472 (is_simple_operand): Call contains_component_ref_p before calling data
18473 reference analysis that would fail on COMPONENT_REFs.
18475 * tree-vrp.c (search_for_addr_array): Fix formatting.
18477 2009-03-18 Richard Guenther <rguenther@suse.de>
18479 * tree-vect-transform.c (vect_loop_versioning): Fold the
18480 generated comparisons.
18481 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18482 (slpeel_tree_peel_loop_to_edge): Likewise.
18484 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18486 PR middle-end/37805
18487 * opts.c (print_specific_help): In addition to `undocumented',
18488 accept `separate' and `joined' flags if passed alone. Describe
18489 output by the first matched one of those.
18490 (common_handle_option): Skip over empty strings.
18491 * gcc.c (display_help): Fix help string for `--help='.
18492 * doc/invoke.texi (Option Summary, Overall Options): With
18493 `--help=', classes and qualifiers can both be repeated, but
18494 only the latter can be negated. One should not pass only
18495 negated qualifiers. Fix markup and examples.
18498 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18499 PR middle-end/37805
18500 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18501 and -fhelp=separate.
18503 2009-03-17 Jing Yu <jingyu@google.com>
18505 PR middle-end/39378
18506 * function.h (struct rtl_data): Move is_thunk from here...
18507 (struct function): ...to here.
18508 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18509 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18511 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18513 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18514 (alpha_output_function_end_prologue): Likewise.
18515 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18516 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18517 (rs6000_output_function_epilogue): Likewise.
18518 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18520 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18523 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18524 from different units in a single alternative.
18525 (*truncdfsf_i387): Ditto.
18526 (*truncxfsf2_mixed): Ditto.
18527 (*truncxfdf2_mixed): Ditto.
18529 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18531 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18532 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18535 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18536 unused non-artificial variables when not optimizing.
18539 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18540 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18541 NAMESPACE_DECL in its DECL_INITIAL.
18543 PR middle-end/39443
18544 * optabs.c (set_user_assembler_libfunc): New function.
18545 * expr.h (set_user_assembler_libfunc): New prototype.
18546 * c-common.c: Include libfuncs.h.
18547 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18548 for memcmp, memset, memcpy, memmove and abort.
18549 * Makefile.in (c-common.o): Depend on libfuncs.h.
18552 * dwarf2out.c (gen_inlined_enumeration_type_die,
18553 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18554 gen_tagged_type_instantiation_die): Removed.
18555 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18558 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18561 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18563 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18564 (check-parallel-%): Ditto.
18565 (check-consistency): Ditto.
18567 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18569 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18570 local variable rhs by NULL_TREE.
18572 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18575 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18577 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18580 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18582 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18585 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18586 for ms->sysv ABI calls only in 64bit mode.
18588 * config/i386/i386.md (untyped_call): Support 32bit.
18590 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18592 * doc/extend.texi: Replace x86_65 with x86_64.
18594 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18596 PR tree-optimization/39455
18597 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18598 mismatches for POINTER_TYPE_P (type).
18599 (number_of_iterations_le): Likewise.
18601 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18603 * config/picochip/picochip.c: Removed profiling support.
18604 * config/picochip/picochip.md: Removed profiling instruction.
18605 * config/picochip/picochip.h: Removed profiling builtin.
18607 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18609 * doc/install.texi (--with-host-libstdcxx): Document.
18611 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18614 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18615 generate a warning if the function name does not begin with
18616 "__vector" and the function has either the 'signal' or 'interrupt'
18617 attribute, from here to ...
18618 (avr_declare_function_name): ...here. New function.
18619 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18620 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18622 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18625 * cse.c (fold_rtx): Don't modify original const_arg1 when
18626 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18627 separate variable instead.
18628 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18629 from out of range shift counts.
18630 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18632 2009-03-13 Catherine Moore <clm@codesourcery.com>
18634 * config/i386/x-mingw32 (host-mingw32.o): Replace
18635 diagnostic.h with $(DIAGNOSTIC_H).
18637 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18640 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18642 * config/i386/sync.md (sync_compare_and_swap<mode>,
18643 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18644 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18646 (sync_double_compare_and_swapdi_pic,
18647 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18648 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18650 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18653 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18655 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18658 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18659 (avx_addsubv4df3): Likewise.
18660 (*avx_addsubv4sf3): Likewise.
18661 (sse3_addsubv4sf3): Likewise.
18663 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18666 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18668 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18671 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18672 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18673 registers for allocnos created from user-defined variables.
18675 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18678 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18679 of non-integer mode as well.
18681 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18683 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18684 for functions for which the parameter types are unknown.
18686 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18689 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18690 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18691 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18692 * config/i386/i386.c (ix86_local_alignment): For
18693 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18694 long long variables on the stack to avoid dynamic realignment.
18695 Allow the first argument to be a decl rather than type.
18696 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18698 2009-03-11 Nick Clifton <nickc@redhat.com>
18701 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18703 Add description to mno-lsim option.
18704 * config/mcore/mcore.h: Remove comment about deprecated m4align
18706 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18707 * doc/invoke.texi: Add description of mno-lsim and
18708 mstack-increment options.
18710 * config/fr30/fr30.opt: Document the -mno-lsim option.
18711 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18712 and -mno-lsim options.
18714 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18716 * fold-const.c (fold_comparison): Only call fold_inf_compare
18717 if the mode supports infinities.
18719 2009-03-11 Jason Merrill <jason@redhat.com>
18722 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18723 end already did. Notice GIMPLE_CALL modifications of the result.
18724 Don't copy debug information from an ignored decl or a decl from
18727 2009-03-10 Richard Guenther <rguenther@suse.de>
18728 Nathan Froyd <froydnj@codesourcery.com>
18730 PR middle-end/37850
18731 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18732 (__divMODE3): Likewise.
18734 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18736 PR tree-optimization/39394
18737 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18738 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18740 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18742 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18743 inline asms for register asm ("") declarations.
18745 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18747 * fold-const.c (fold_unary): Fix comment.
18749 2009-03-07 Jan Hubicka <jh@suse.cz>
18752 * tree-inline.c (setup_one_parameter): Do replacement of const
18753 argument by constant in SSA form.
18755 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18757 PR middle-end/38028
18758 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18759 determine alignment passed to assign_stack_local.
18760 (assign_parms_unsplit_complex): Likewise.
18761 * except.c (sjlj_build_landing_pads): Likewise.
18763 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18765 PR middle-end/39360
18766 * tree-flow.h (add_referenced_var): Return bool instead of void.
18767 * tree-dfa.c (add_referenced_var): Return result of
18768 referenced_var_check_and_insert call.
18769 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18770 of referenced_var_check_and_insert.
18773 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18774 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18775 DIE, don't emit it if abstract origin already has it.
18776 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18777 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18779 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18781 * genpreds.c (needs_variable): Fix parentheses at variable name
18783 (write_tm_constrs_h): Indent generated code.
18785 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18787 * doc/extend.texi (Function Attributes): Add documentation
18788 for isr attributes.
18790 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18793 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18794 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18796 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18798 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18801 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18804 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18805 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18807 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18809 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18810 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18811 constants instead of magic numbers.
18812 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18814 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18815 (x86_64_ms_abi_int_parameter_registers): Ditto.
18816 (x86_64_int_return_registers): Ditto.
18817 (ix86_maybe_switch_abi): Ditto.
18818 (ix86_expand_call): Ditto for clobbered_registers array.
18819 (ix86_hard_regno_mode_ok): Ditto.
18820 (x86_extended_QIreg_mentioned_p): Ditto.
18822 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18824 PR tree-optimization/39349
18825 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18827 * combine.c (gen_lowpart_for_combine): Use omode when generating
18830 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18832 PR rtl-optimization/39235
18833 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18835 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18837 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18839 2009-03-04 Richard Guenther <rguenther@suse.de>
18841 PR tree-optimization/39362
18842 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18843 that occur in abnormal PHIs should be varying.
18845 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18847 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18849 (simple_iv): Take loop as an argument instead of statement.
18850 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18851 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18853 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18855 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18856 * matrix-reorg.c (analyze_transpose): Ditto.
18857 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18858 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18859 * tree-predcom.c (ref_at_iteration): Ditto.
18860 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18862 2009-03-04 Richard Guenther <rguenther@suse.de>
18864 PR tree-optimization/39358
18865 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18866 escaped_id and callused_id.
18867 (solve_graph): Likewise.
18869 2009-03-04 Richard Guenther <rguenther@suse.de>
18871 PR tree-optimization/39339
18872 * tree-sra.c (try_instantiate_multiple_fields): Make it
18873 no longer ICE on the above.
18875 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18877 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18878 that fits within Pmode.
18880 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18882 PR middle-end/10109
18883 * tm.texi (LIBCALL_VALUE): Update description.
18885 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18887 PR middle-end/34443
18888 * doc/extend.texi (section): Update description.
18890 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18892 PR middle-end/39345
18893 * tree-inline.c (remapped_type): New.
18894 (can_be_nonlocal): Call remapped_type instead of remap_type.
18896 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18899 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18900 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18902 2009-03-03 Richard Guenther <rguenther@suse.de>
18904 PR middle-end/39272
18905 * tree.c (tree_nonartificial_location): New function.
18906 * tree.h (tree_nonartificial_location): Declare.
18907 * builtins.c (expand_builtin_memory_chk): Provide location
18908 of the call location for artificial function pieces.
18909 (maybe_emit_chk_warning): Likewise.
18910 (maybe_emit_sprintf_chk_warning): Likewise.
18911 (maybe_emit_free_warning): Likewise.
18912 * expr.c (expand_expr_real_1): Likewise.
18914 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18916 PR tree-optimization/39343
18917 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18918 COMPONENT_REF t has ARRAY_TYPE.
18920 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18922 PR middle-end/39335
18923 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18924 when the type precision of the induction variable should be
18925 larger than the type precision of nit.
18926 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18927 * graphite.c (graphite_loop_normal_form): Same.
18928 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18930 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18932 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18933 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18934 numbers to describe clobbered registers.
18935 (*call_value_0_rex64_ms_sysv): Ditto.
18936 * config/i386/mmx.md (mmx_emms): Ditto.
18937 (mmx_femms): Ditto.
18939 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18941 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18944 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18946 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18947 (spu_section_type_flags): New function.
18949 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18951 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18952 reg_class_contents of FLOAT_REGS into a temporary.
18954 2009-03-02 Richard Guenther <rguenther@suse.de>
18955 Ira Rosen <irar@il.ibm.com>
18957 PR tree-optimization/39318
18958 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18959 information to the vectorized statement.
18961 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18963 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18964 variable. Use defined names instead of magic constants for REX SSE
18967 2009-03-01 Richard Guenther <rguenther@suse.de>
18969 PR tree-optimization/39331
18970 * omp-low.c (lower_send_shared_vars): Do not receive new
18971 values for the reference of DECL_BY_REFERENCE parms or results.
18973 2009-03-01 Jan Hubicka <jh@suse.cz>
18976 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18977 BLOCK_NONLOCALIZED_VAR): New macros.
18978 (tree_block): Add nonlocalized_vars.
18979 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18980 gen_decl_die): Add origin argument. Allow generation of die with
18981 origin at hand only.
18982 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18983 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18985 (gen_block_die): Fix checking for unused blocks.
18986 (process_scope_var): Break out from .... ; work with origins only.
18987 (decls_for_scope) ... here; process nonlocalized list.
18988 (dwarf2out_ignore_block): Look for nonlocalized vars.
18989 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18991 (dump_scope_block): Dump them.
18992 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18993 (remap_block): Likewise.
18994 (can_be_nonlocal): New predicate.
18995 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18997 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18999 * configure: Regenerate.
19001 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19003 * optc-gen.awk: No need to duplicate option flags twice.
19004 Reuse help texts for duplicate options which do not have any.
19006 * gcc.c (display_help): Document --version.
19008 * gcc.c (main): If print_help_list and verbose_flag, ensure
19009 driver output comes before subprocess output.
19011 * optc-gen.awk: Assign all remaining fields to help string,
19012 space-separated, for multi-line help in *.opt.
19014 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19015 -Wno-pedantic-ms-format is for MinGW targets only.
19017 * doc/options.texi (Option file format): Fix bad indentation,
19018 restoring dropped sentence.
19020 2009-02-28 Jan Hubicka <jh@suse.cz>
19022 * tree-inline.c (tree_function_versioning): Output debug info.
19024 2009-02-28 Jan Hubicka <jh@suse.cz>
19027 * tree-inline.c (setup_one_parameter): Do not copy propagate
19028 arguments when not optimizing.
19030 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19033 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19034 (avx_addsubv4df3): Likewise.
19035 (*avx_addsubv4sf3): Likewise.
19036 (sse3_addsubv4sf3): Likewise.
19037 (*avx_addsubv2df3): Likewise.
19038 (sse3_addsubv2df3): Likewise.
19039 (avx_unpckhps256): Correct item selectors.
19040 (avx_unpcklps256): Likewise.
19041 (avx_unpckhpd256): Likewise.
19042 (avx_unpcklpd256): Likewise.
19044 2009-02-28 Jan Hubicka <jh@suse.cz>
19046 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19048 (copy_arguments_for_versioning): If var is declared don't declare it.
19049 (tree_function_versioning): First setup substitutions and then copy
19052 2009-02-27 Jan Hubicka <jh@suse.cz>
19055 * cgraph.h (varpool_output_debug_info): Remove.
19056 * cgraphunit.c (varpool_output_debug_info): Remove.
19057 * dwarf2out.c (deferred_locations_struct): New struct
19058 (deferred_locations): New type.
19059 (deferred_locations_list): New static var.
19060 (deffer_location): New function.
19061 (gen_variable_die): Use it.
19062 (decls_for_scope): Output info on local static vars.
19063 (dwarf2out_finish): Process deferred locations.
19064 * varpool.c (varpool_output_debug_info): Remove.
19066 2009-02-27 Jan Hubicka <jh@suse.cz>
19069 * tree.h (TREE_PROTECTED): Fix comment.
19070 (BLOCK_HANDLER_BLOCK): Remove.
19071 (struct tree_block): Remove handler_block add body_block.
19072 (inlined_function_outer_scope_p): New.
19073 (is_body_block): Remove.
19074 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19075 * dwarf2out.c (is_inlined_entry_point): Remove.
19076 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19077 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19079 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19080 * gimplify.c (gimplify_expr): Gimplify body blocks.
19081 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19082 block with multiple subblocks.
19083 (dump_scope_block): Prettier output; dump more flags and info.
19084 (dump_scope_blocks): New.
19085 (remove_unused_locals): Use dump_scope_blocks.
19086 * tree-flow.h (dump_scope_blocks): Declare.
19087 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19088 * stmt.c (is_body_block): Remove.
19089 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19090 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19092 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19094 PR middle-end/39308
19095 * graphite.c (graphite_loop_normal_form): Do not call
19096 number_of_iterations_exit from a gcc_assert.
19098 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19100 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19101 jumps if COND is NULL.
19102 (find_cond_jump): New function.
19103 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19104 * config/s390/s390.md: Remove z10_cobra attribute value.
19106 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19108 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19109 force_const_mem returns NULL_RTX.
19111 2009-02-26 Jan Hubicka <jh@suse.cz>
19114 * cgraph.h (varpool_output_debug_info): Remove.
19115 * cgraphunit.c (varpool_output_debug_info): Remove.
19116 * dwarf2out.c (deferred_locations_struct): New struct
19117 (deferred_locations): New type.
19118 (deferred_locations_list): New static var.
19119 (deffer_location): New function.
19120 (gen_variable_die): Use it.
19121 (decls_for_scope): Output info on local static vars.
19122 (dwarf2out_finish): Process deferred locations.
19123 * varpool.c (varpool_output_debug_info): Remove.
19125 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19127 PR rtl-optimization/39241
19128 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19129 to subreg_offset_representable_p.
19131 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19133 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19134 execute function prototype. Get f and nregs from max_reg_num
19135 and get_insns. Remove the first backward pass as it's dead,
19136 guard the forward pass by flag_expensive_optimizations.
19137 (rest_of_handle_regmove): Delete.
19138 (pass_regmove): Replace it with regmove_optimize.
19140 2009-02-25 Martin Jambor <mjambor@suse.cz>
19142 PR tree-optimization/39259
19143 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19144 calls_alloca function flags.
19145 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19146 calls are detected.
19148 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19150 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19151 flags_set_1_rtx, flags_set_1_set): Delete.
19152 (regmove_optimize): Do not call mark_flags_life_zones.
19154 2009-02-24 Julian Brown <julian@codesourcery.com>
19157 * config/arm/arm.c (require_pic_register): Only set
19158 cfun->machine->pic_reg once per function.
19160 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19162 * doc/invoke.texi (Link Options): Document an easier way to pass
19163 options that take arguments to the GNU linker using -Xlinker and -Wl.
19165 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19168 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19170 2009-02-24 Richard Guenther <rguenther@suse.de>
19173 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19175 2009-02-24 Richard Guenther <rguenther@suse.de>
19176 Zdenek Dvorak <ook@ucw.cz>
19178 PR tree-optimization/39233
19179 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19180 from converting them to a generic type.
19182 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19184 PR tree-optimization/39260
19185 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19186 contains a condition with a real type.
19187 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19189 2009-02-23 Jason Merrill <jason@redhat.com>
19192 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19193 narrowing_initializer_constant_valid_p.
19194 (narrowing_initializer_constant_valid_p): Don't return
19195 null_pointer_node for adding a pointer to itself.
19197 2009-02-23 Jan Hubicka <jh@suse.cz>
19200 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19203 2009-02-23 Jan Hubicka <jh@suse.cz>
19205 PR tree-optimization/37709
19206 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19207 * tree.h (block_ultimate_origin): Declare.
19208 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19209 * tree-ssa-live.c (remove_unused_scope_block_p):
19210 Eliminate blocks containig no instructions nor live variables nor
19212 (dump_scope_block): New function.
19213 (remove_unused_locals): Enable removal of dead blocks by default;
19214 enable dumping at TDF_DETAILS.
19216 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19218 * config/i386/i386.c (classify_argument): Don't allow COImode
19220 (function_arg_advance_32): Don't allow OImode.
19221 (function_arg_32): Likewise.
19222 (function_value_32): Likewise.
19223 (return_in_memory_32): Likewise.
19224 (function_arg_64): Remove OImode comment.
19226 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19229 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19230 ix86_expand_vector_set for V4DImode in 64bit mode only.
19231 (ix86_expand_vector_init_one_var): Likewise.
19233 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19235 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19237 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19240 * loop-iv.c: Revert last change.
19241 * emit-rtl.c: Likewise.
19243 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19246 * config/i386/i386.c (type_natural_mode): Remove an extra
19247 space in the warning message.
19248 (function_value_32): Handle 32-byte vector modes.
19249 (return_in_memory_32): Likewise.
19251 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19253 * loop-iv.c (truncate_value): New function.
19254 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19256 (lowpart_subreg): Move to...
19257 * emit-rtl.c: ...here.
19259 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19261 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19262 accidental and undocumented change at revision 140860.
19264 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19266 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19267 take gimple_seq * arguments.
19268 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19269 types_compatible_p langhook.
19271 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19272 Joseph Myers <joseph@codesourcery.com>
19274 * config/arm/arm.c (arm_builtin_va_list): New function.
19275 (arm_expand_builtin_va_start): Likewise.
19276 (arm_gimplify_va_arg_expr): Likewise.
19277 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19278 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19279 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19280 (va_list_type): New variable.
19281 (arm_mangle_type): Mangle va_list_type appropriately.
19283 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19285 PR middle-end/39157
19286 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19287 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19288 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19289 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19290 parameter to 1000 for -O1 by default.
19291 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19293 * loop-invariant.c: Include params.h.
19294 (move_loop_invariants): Don't call move_single_loop_invariants on
19297 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19299 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19300 offset when calculating bounds for indexing stack_usage_map. Fixes
19301 a buffer overflow with certain target setups.
19303 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19306 * calls.c (expand_call): Clear try_tail_call if caller and callee
19307 disagree in promotion of function return value.
19309 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19312 * c-common.c (c_determine_visibility): If visibility changed and
19313 DECL_RTL has been already set, call make_decl_rtl to update symbol
19316 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19319 * varasm.c (assemble_variable): Don't check DECL_NAME when
19320 globalizing a variable.
19322 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19325 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19326 expression before any __builtin_trap call.
19327 * c-typeck.c (build_function_call): Convert and check function
19328 arguments before generating a call to a trap. Evaluate the
19329 function arguments before the trap.
19331 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19334 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19335 (UNSPEC_FXAM_MEM): New unspec.
19336 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19337 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19338 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19340 2009-02-19 Richard Guenther <rguenther@suse.de>
19342 PR tree-optimization/39207
19343 PR tree-optimization/39074
19344 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19345 storedanything_tree): New.
19346 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19347 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19348 (build_succ_graph): Add edges from STOREDANYTHING to all
19350 (init_base_vars): Initialize STOREDANYTHING.
19351 (compute_points_to_sets): Free substitution info after
19352 building the succ graph.
19353 (ipa_pta_execute): Likewise.
19355 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19357 (do_ds_constraint): Do not add to special var or non-pointer
19359 (type_could_have_pointers): Split out from ...
19360 (could_have_pointers): ... here. For arrays use the element type.
19361 (create_variable_info_for): Initialize may_have_pointers.
19362 (new_var_info): Likewise.
19363 (handle_lhs_call): Make the HEAP variable unknown-sized.
19364 (intra_create_variable_infos): Use a type with pointers for
19365 PARM_NOALIAS, make it unknown-sized.
19367 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19370 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19372 2009-02-18 Jason Merrill <jason@redhat.com>
19375 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19376 value if DECL_EXTERNAL.
19377 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19378 * target.h (gcc_target::binds_local_p): Clarify "module".
19379 * tree.h (TREE_PUBLIC): Clarify "module".
19381 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19384 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19385 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19387 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19390 * c.opt (Wabi): Support C and ObjC.
19393 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19395 * config/i386/i386.c (classify_argument): Warn once about the ABI
19396 change when passing union with long double.
19398 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19400 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19403 * c-parser.c (c_parser_compound_statement): Always enter and leave
19406 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19409 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19411 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19413 PR tree-optimization/36922
19414 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19415 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19418 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19420 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19423 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19425 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19427 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19429 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19432 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19433 Richard Sandiford <rdsandiford@googlemail.com>
19435 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19436 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19437 (loongson_biadd): ...this.
19439 2009-02-17 Richard Guenther <rguenther@suse.de>
19441 PR tree-optimization/39202
19442 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19443 a var make sure to follow existing collapses.
19445 2009-02-17 Richard Guenther <rguenther@suse.de>
19447 PR middle-end/39214
19448 * langhooks.c (lhd_print_error_function): Check for NULL block.
19450 2009-02-17 Richard Guenther <rguenther@suse.de>
19452 PR tree-optimization/39204
19453 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19456 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19458 * config/soft-fp/double.h: Update from glibc CVS.
19460 2009-02-17 Richard Guenther <rguenther@suse.de>
19462 PR tree-optimization/39207
19463 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19464 strict-aliasing warnings for pointers pointing to NULL.
19466 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19469 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19470 skipping until next close brace.
19472 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19475 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19476 to function argument boundary.
19478 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19480 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19481 in the lea_add. Reload eventually constraints it properly.
19482 * config/picochip/constraints.md: Remove the target constraint
19483 "b", since it is not needed anymore.
19485 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19487 * gthr-dce.h: Uglify function parameter and local variable names.
19488 * gthr-gnat.h: Likewise.
19489 * gthr-mipssde.h: Likewise.
19490 * gthr-nks.h: Likewise.
19491 * gthr-posix95.h: Likewise.
19492 * gthr-posix.h: Likewise.
19493 * gthr-rtems.h: Likewise.
19494 * gthr-single.h: Likewise.
19495 * gthr-solaris.h: Likewise.
19496 * gthr-tpf.h: Likewise.
19497 * gthr-vxworks.h: Likewise.
19498 * gthr-win32.h: Likewise.
19500 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19503 * config/i386/i386.md: Restrict the new peephole2 to move
19504 between MMX/SSE registers.
19506 2009-02-15 Richard Guenther <rguenther@suse.de>
19509 2009-02-13 Richard Guenther <rguenther@suse.de>
19511 * configure.ac: Enable LFS.
19512 * configure: Re-generate.
19513 * config.in: Likewise.
19515 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19517 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19518 spu_srqwbyte, spu_srqwbytebc): Define.
19519 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19520 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19521 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19522 "shrqby_<mode>"): New insn-and-split patterns.
19523 * config/spu/spu.c (expand_builtin_args): Determine and return
19524 number of operands using spu_builtin_description data.
19525 (spu_expand_builtin_1): Use it.
19527 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19530 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19533 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19536 * config/i386/i386.c (override_options): Correct warning
19537 messages for -malign-loops, -malign-jumps and -malign-functions.
19539 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19542 * config/i386/i386.md: Restrict the new peephole2 to move
19543 between the general purpose registers.
19545 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19548 * config/i386/i386.c (type_natural_mode): Add a new argument.
19549 Return the original mode and warn ABI change if vector size is 32byte.
19550 (function_arg_advance): Updated.
19551 (function_arg): Likewise.
19552 (ix86_function_value): Likewise.
19553 (ix86_return_in_memory): Likewise.
19554 (ix86_sol10_return_in_memory): Likewise.
19555 (ix86_gimplify_va_arg): Likewise.
19556 (function_arg_32): Don't warn ABX ABI change here.
19557 (function_arg_64): Likewise.
19559 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19561 * loop-iv.c (implies_p): In the final case, test that operands 0
19562 of the two comparisons match.
19564 * config/bfin/bfin.c (find_prev_insn_start): New function.
19565 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19566 (find_next_insn_start): Move.
19568 2009-02-13 Richard Guenther <rguenther@suse.de>
19570 * configure.ac: Enable LFS.
19571 * configure: Re-generate.
19572 * config.in: Likewise.
19574 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19577 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19578 sizes on syntax error after some arguments have been parsed.
19580 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19582 * doc/invoke.texi (-fira): Remove.
19584 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19586 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19587 * recog.c: Likewise.
19590 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19592 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19593 (umul_ppmm): Likewise.
19594 (count_leading_zeros): Likewise.
19595 (count_trailing_zeros): Likewise.
19596 (UMUL_TIME): Likewise.
19598 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19600 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19601 soft-fp/t-softfp to tmake_file.
19603 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19604 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19605 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19606 IA64_BUILTIN_INFQ]: New.
19607 (ia64_init_builtins): Initialize __builtin_infq,
19608 __builtin_fabsq and __builtin_copysignq if not HPUX.
19609 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19610 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19612 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19614 (__fixtfti): Likewise.
19615 (__fixunstfti): Likewise.
19616 (__floattitf): Likewise.
19618 * config/ia64/libgcc-glibc.ver: New.
19619 * config/ia64/t-fprules-softfp: Likewise.
19620 * config/ia64/sfp-machine.h: Likewise.
19622 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19623 (LIBGCC2_TF_CEXT): Likewise.
19624 (TF_SIZE): Likewise.
19625 (TARGET_INIT_LIBFUNCS): Likewise.
19627 * config/ia64/t-glibc (SHLINB_MAPFILES):
19628 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19630 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19632 * config/i386/i386.c (construct_container): Rewrite processing
19633 BLKmode with X86_64_SSE_CLASS.
19635 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19638 * config/i386/i386.md: Replace simplify_replace_rtx with
19639 replace_rtx in the new peephole2.
19641 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19643 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19644 loop unrolling do not happen at -O2.
19646 2009-02-12 Michael Matz <matz@suse.de>
19648 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19650 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19652 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19655 2009-02-12 Ben Elliston <bje@au.ibm.com>
19657 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19658 patterns when updating the back chain. Missed in the 2009-02-10
19661 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19663 * doc/extend.texi (Decimal Floating Types): Update identifier of
19664 draft TR and list of missing support.
19666 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19668 PR middle-end/39154
19669 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19670 bit to variable length decl's flags, add it also to its
19671 pointer replacement variable.
19673 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19674 Jakub Jelinek <jakub@redhat.com>
19677 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19678 (memory_blockage): New expander.
19679 (*memory_blockage): New insn pattern.
19680 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19681 instead of general blockage at the end of function prologue when
19682 frame pointer is used to access red zone area. Do not emit blockage
19683 when profiling, it is emitted in generic code.
19684 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19685 function epilogue when frame pointer is used to access red zone area.
19687 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19690 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19691 by arithmetic with memory operands.
19692 * config/i386/predicates.md (commutative_operator): New.
19694 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19696 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19699 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19701 * alias.h (record_alias_subset): Declare.
19702 * alias.c (record_alias_subset): Make global.
19704 2009-02-10 Nick Clifton <nickc@redhat.com>
19706 * tree-parloops.c: Change license to GPLv3.
19707 * ipa-struct-reorg.c: Change license to GPLv3.
19708 * ipa-struct-reorg.h: Change license to GPLv3.
19710 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19713 * c-decl.c (start_struct): Return NULL on error.
19715 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19717 PR middle-end/39124
19718 * cfgloopmanip.c (remove_path): Call remove_bbs after
19719 cancel_loop_tree, not before it.
19722 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19723 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19724 VAR_DECLs were seen.
19725 * tree-ssa-live.c (remove_unused_locals): Recompute
19726 cfun->has_local_explicit_reg_vars.
19727 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19728 copies or clearings if cfun->has_local_explicit_reg_vars.
19730 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19733 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19734 of function prologue when frame pointer is used to access
19737 2009-02-10 Richard Guenther <rguenther@suse.de>
19739 PR middle-end/39127
19740 * gimplify.c (gimple_regimplify_operands): Always look if
19741 we need to create a temporary.
19743 2009-02-10 Richard Guenther <rguenther@suse.de>
19745 PR tree-optimization/39132
19746 * tree-loop-distribution.c (todo): New global var.
19747 (generate_memset_zero): Trigger TODO_rebuild_alias.
19748 (tree_loop_distribution): Return todo.
19750 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19753 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19754 (x86_64_reg_class_name): Removed.
19755 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19756 first one isn't X86_64_SSE_CLASS or any other ones aren't
19757 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19758 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19759 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19760 and 3 X86_64_SSEUP_CLASS.
19761 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19762 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19764 2009-02-10 Ben Elliston <bje@au.ibm.com>
19766 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19767 form instruction to update the stack back chain word, even if the
19768 user has disabled the generation of update instructions.
19769 (movdi_<mode>_update_stack): New.
19770 (movsi_update_stack): Likewise.
19771 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19772 always use an update form instruction to update the stack back
19775 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19777 PR middle-end/38953
19778 * graphite.c (if_region_set_false_region): After moving a region in
19779 the false branch of a condition, remove the empty dummy basic block.
19780 (gloog): Remove wrong fix for PR38953.
19782 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19784 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19785 generation due to implicit sign extension.
19787 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19789 PR middle-end/38981
19790 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19791 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19793 2009-02-09 Richard Guenther <rguenther@suse.de>
19795 PR middle-end/35202
19796 * convert.c (convert_to_real): Disable (float)fn((double)x)
19797 to fnf(x) conversion if errno differences may occur and
19798 -fmath-errno is set.
19800 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19802 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19803 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19804 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19806 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19809 * c-common.c (handle_alias_attribute): Disallow attribute for
19810 anything not a FUNCTION_DECL or VAR_DECL.
19812 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19815 * real.c (do_compare): Special-case compare of zero against
19816 decimal float value.
19818 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19821 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19822 as indicating flexible array members unless the field itself is
19823 being declarared as the incomplete array.
19825 2009-02-06 Jan Hubicka <jh@suse.cz>
19827 PR tree-optimization/38844
19828 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19829 is already inlined.
19831 2009-02-06 Richard Guenther <rguenther@suse.de>
19833 PR middle-end/38977
19834 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19835 fork because we may expand it as __gcov_fork.
19837 2009-02-06 Nick Clifton <nickc@redhat.com>
19839 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19841 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19843 PR tree-optimization/35659
19844 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19845 vn_phi_eq): Shortcut if hashcode does not match.
19846 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19848 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19849 and avoid iterative_hash_expr.
19850 (FOR_EACH_VALUE_ID_IN_SET): New.
19851 (value_id_compare): Remove.
19852 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19853 sort expressions by value id.
19855 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19858 * config/sh/predicates.md (general_movsrc_operand): Don't check
19859 the subreg of system registers here.
19861 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19864 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19865 on the copied decl.
19867 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19869 PR rtl-optimization/39110
19870 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19871 addresses, not aligned ones.
19873 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19874 Richard Guenther <rguenther@suse.de>
19876 PR tree-optimization/39100
19877 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19878 comment says and add edges.
19880 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19883 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19884 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19886 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19888 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19889 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19890 register_bb_in_sese, new_sese, free_sese): Moved.
19891 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19892 outermost_loop_in_scop, build_scop_iteration_domain,
19893 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19894 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19895 Use loop_in_sese_p instead of loop_in_scop_p.
19896 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19897 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19898 (scopdet_basic_block_info): Fix bug in scop detection.
19899 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19900 eq_loop_to_cloog_loop): Remove.
19901 (nb_loops_around_loop_in_scop, nb_loop
19902 ref_nb_loops): Moved here...
19903 * graphite.h (ref_nb_loops): ... from here.
19904 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19905 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19906 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19907 * testsuite/gcc.dg/graphite/scop-19.c: New
19909 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19910 Hans-Peter Nilsson <hp@axis.com>
19912 PR rtl-optimization/37889
19913 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19914 Move offset handling from PLUS to before the switch. Use new
19915 arguments when considering SYMBOL_REFs too.
19916 (rtx_addr_can_trap_p): Pass dummy offset and size.
19917 (enum may_trap_p_flags): Remove.
19918 (may_trap_p_1): Pass size from MEM_SIZE.
19920 PR rtl-optimization/38921
19921 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19922 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19923 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19924 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19926 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19928 AVX Programming Reference (January, 2009)
19929 * config/i386/sse.md (*vpclmulqdq): New.
19931 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19933 PR tree-optimization/38977
19934 PR gcov-profile/38292
19935 * calls.c (special_function_p): Disregard __builtin_ prefix.
19937 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19939 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19940 non-indexable addresses even before reload.
19942 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19945 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19946 as having variable size. Do not give an error for unnamed
19947 parameters with [*] declarators. Give a warning for type names
19948 with [*] declarators and mark them as variable size.
19949 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19950 for sizeof applied to [*] type names.
19952 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19955 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19957 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19959 * gcc.c (process_command): Update copyright notice dates.
19960 * gcov.c (print_version): Likewise.
19961 * gcov-dump.c (print_version): Likewise.
19962 * mips-tfile.c (main): Likewise.
19963 * mips-tdump.c (main): Likewise.
19965 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19968 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19969 for composite type involving a zero-length array type.
19971 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19974 * function.c (match_asm_constraints_1): Skip over
19975 initial optional % in the constraint.
19977 PR inline-asm/39059
19978 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19979 supported, don't accept FIXED_CSTs.
19980 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19981 and _Sat is used without _Fract/_Accum. Set specs->type to
19982 integer_type_node for cts_fract/cts_accum if fixed point is not
19985 2009-02-02 Catherine Moore <clm@codesourcery.com>
19987 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19989 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19991 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19992 (ABI_HAS_64BIT_SYMBOLS): Use it.
19993 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19995 2009-02-02 Paul Brook <paul@codesourcery.com>
19997 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19999 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20001 PR inline-asm/39058
20002 * recog.h (asm_operand_ok): Add constraints argument.
20003 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20004 recurse on matching constraint.
20005 (check_asm_operands): Pass constraints as 3rd argument to
20006 asm_operand_ok. Don't look up matching constraint here.
20007 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20010 2009-02-02 Ben Elliston <bje@au.ibm.com>
20012 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20013 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20015 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20017 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20018 information. Remove some obsolete information. Reorganize.
20020 * config/pa/fptr.c: Revert license to GPL 2.
20021 * config/pa/milli64.S: Likewise.
20023 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20026 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20027 LIBRARY name in, instead of hard-coding it.
20028 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20029 extra target make frag to tmake_files according to EH model.
20030 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20031 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20032 frags that define makefile variable EH_MODEL appropriately.
20033 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20034 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20035 to "-sjlj" according to type of EH configured.
20036 (LIBGCC_SONAME): Concatenate it to shared library base name.
20037 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20038 to "_sjlj" according to type of EH configured.
20039 (LIBGCC_SONAME): Concatenate it to shared library base name.
20040 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20041 (SHLIB_LINK): Add missing semicolon to if-else construct.
20042 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20043 string value of "pe_dll" command-line option.
20044 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20045 (SHLIB_SONAME): Use it when overriding t-cygming default.
20046 (SHLIB_IMPLIB): Override t-cygming default.
20047 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20048 string value of "pe_dll" command-line option.
20050 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20053 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20054 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20056 2009-01-31 Richard Guenther <rguenther@suse.de>
20058 PR tree-optimization/38937
20059 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20060 computing the transitive closure.
20062 2009-01-30 Richard Guenther <rguenther@suse.de>
20064 PR tree-optimization/39041
20065 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20066 Propagate variable indices only if the types match for this stmt.
20068 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20071 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20072 inline but never defined.
20074 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20076 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20077 (*insv_h_di_reg_extimm): New insn.
20078 (*insv_l<mode>_reg_extimm): New insn.
20080 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20082 * config/picochip/picochip.c (flag_conserve_stack): set
20083 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20084 fconserve-stack. Reduce call-overhead used by inliner.
20086 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20089 * common.opt (flag_conserve_stack): Initialised to zero.
20091 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20094 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20095 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20098 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20100 * ira-color.c (allocno_reload_assign): Update comments.
20101 * regmove.c (regmove_optimize): Likewise.
20105 2009-01-29 Robert Millan <rmh@aybabtu.com>
20107 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20108 * config/i386/kopensolaris-gnu.h: New file. Undefine
20109 `MD_UNWIND_SUPPORT'.
20110 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20112 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20114 PR tree-optimization/39007
20115 * tree-loop-distribution.c (generate_builtin): Use
20116 recompute_dominator to compute the immediate dominator of the
20117 basic block just after the loop.
20119 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20121 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20122 (ASM_OUTPUT_DWARF_PCREL): Define.
20124 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20126 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20127 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20128 global. Modify entries about regmove and IRA.
20130 * ra-conflict.c: Remove the file.
20132 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20134 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20135 (pass_regclass_init): Rename to pass_reginfo_init.
20137 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20139 * toplev.h (flag_ira): Remove.
20141 * caller-save.c (setup_save_areas): Remove flag_ira.
20143 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20145 * global.c: Remove the file.
20147 * opts.c (decode_options): Remove flag_ira.
20149 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20151 * regmove.c: Modify file description.
20152 (find_use_as_address, try_auto_increment): Define them only if
20153 AUTO_INC_DEC is defined.
20154 (replacement_quality, replace_in_call_usage, fixup_match_1,
20155 stable_and_no_regs_but_for_p): Remove.
20156 (reg_set_in_bb): Make it static.
20157 (regmove_optimize): Remove flag_ira and code which worked for
20160 * local-alloc.c: Remove the file.
20162 * common.opt (fira): Remove.
20164 * ira.c: Include except.h.
20165 (eliminable_regset): Move from global.c.
20166 (mark_elimination): Ditto. Remove flag_ira.
20167 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20168 equiv_mem_modified, validate_equiv_mem_from_store,
20169 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20170 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20171 no_equiv, recorded_label_ref): Move from local-alloc.c.
20172 (update_equiv_regs): Ditto. Make it static.
20173 (print_insn_chain, print_insn_chains): Move it from global.c.
20174 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20175 (build_insn_chain): Ditto. Make it static.
20176 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20177 Rename to init_live_subregs.
20178 (gate_ira): Remove flag_ira.
20180 * regclass.c: Rename reginfo.c. Change file description.
20181 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20182 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20183 (init_reg_sets_1): Remove code for evaluation of
20184 reg_class_superclasses and losing_caller_save_reg_set.
20185 (init_regs): Remove init_reg_autoinc.
20186 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20187 ok_for_base_p_nonstrict): Remove.
20188 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20189 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20190 corresponding entries.
20191 (dump_regclass, record_operand_costs, scan_one_insn,
20192 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20193 record_address_regs, auto_inc_dec_reg_p): Remove.
20194 (gt-regclass.h): Rename to gt-reginfo.h.
20196 * rtl.h (dump_global_regs, retry_global_alloc,
20197 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20199 * Makefile.in (RA_H): Remove.
20200 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20201 Rename regclass.o to reginfo.o.
20202 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20204 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20205 (GTFILES): Rename regclass.c to reginfo.c.
20207 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20208 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20210 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20211 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20213 (finish_spills): Ditto. Remove code for !flag_ira.
20215 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20217 PR middle-end/35854
20218 * doc/invoke.texi (rtl debug options): Complete rewrite.
20219 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20221 * mode-switching.c (pass_mode_switching): Rename pass from
20222 "mode-sw" to "mode_sw".
20223 * except.c (pass_convert_to_eh_ranges): Rename pass from
20224 "eh-ranges" to "eh_ranges".
20225 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20229 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20230 Alexander Monakov <amonakov@ispras.ru>
20232 PR middle-end/38857
20233 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20235 (move_exprs_to_boundary): Change return type and pass through
20236 should_move from move_op. Relax assert. Update usage ...
20237 (schedule_expr_on_boundary): ... here. Use should_move instead of
20239 (move_op_orig_expr_found): Indicate that insn was disconnected from
20241 (code_motion_process_successors): Do not call after_merge_succs
20242 callback if original expression was not found when traversing any of
20244 (code_motion_path_driver): Change return type. Update prototype.
20245 (move_op): Update comment. Add a new parameter (should_move). Update
20246 prototype. Set *should_move based on indication provided by
20247 move_op_orig_expr_found.
20249 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20251 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20252 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20253 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20254 * config/rs6000/rs6000.c (rs6000_override_options): Default
20255 avoid-indexed-addresses on for Power6, off for everything else.
20256 (avoiding_indexed_address_p): New function.
20257 (rs6000_legitimize_address): Use it.
20258 (rs6000_legitimate_address): Likewise.
20259 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20261 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20263 PR tree-optimization/38997
20264 * tree-loop-distribution.c (generate_memset_zero): Use
20265 POINTER_PLUS_EXPR for a pointer addition.
20267 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20269 * config/s390/s390.md (bswap<mode>2): New pattern added.
20271 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20273 * config/s390/s390.md (*tls_load_31): Added type attribute.
20275 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20277 * config/s390/s390.md: Fix a few comments.
20279 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20281 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20282 (*tm<mode>_full): Fixed z10prop attribute.
20283 (*tst<mode>_extimm): Fixed z10prop attribute.
20284 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20285 (*tstqiCCT_cconly): Fixed z10prop attribute.
20286 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20287 (*movsi_larl): Fixed z10prop attribute.
20288 (*movsi_zarch): Fixed z10prop attribute.
20289 (*movsi_eas): Fixed z10prop attribute.
20290 (*movhi): Fixed z10prop attribute.
20291 (*movqi): Fixed z10prop attribute.
20292 (*movstrictqi): Fixed z10prop attribute.
20293 (*mov<mode>): Fixed z10prop attribute.
20294 (*movcc): Fixed z10prop attribute.
20295 (*sethighpartdi_64): Fixed z10prop attribute.
20296 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20297 (*negdi2_sign_cc): Fixed z10prop attribute.
20298 (*negdi2_sign): Fixed z10prop attribute.
20299 (*absdi2_sign_cc): Fixed z10prop attribute.
20300 (*absdi2_sign): Fixed z10prop attribute.
20301 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20302 (*negabsdi2_sign): Fixed z10prop attribute.
20303 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20304 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20305 (doloop_si64): Fixed z10prop attribute.
20306 (doloop_si31): Fixed z10prop attribute.
20307 (doloop_long): Fixed z10prop attribute.
20308 (indirect_jump): Fixed z10prop attribute.
20309 (nop): Fixed z10prop attribute.
20310 (main_base_64): Fixed z10prop attribute.
20311 (reload_base_64): Fixed z10prop attribute.
20313 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20315 PR rtl-optimization/38740
20316 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20318 * config/mips/mips.c (mips_reorg): Likewise.
20320 2009-01-28 Richard Guenther <rguenther@suse.de>
20322 PR tree-optimization/38926
20323 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20324 with the correct value id to a value.
20325 (do_regular_insertion): Use the value number of edoubleprime
20326 for the value number of the expr.
20329 2008-08-21 Richard Guenther <rguenther@suse.de>
20331 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20332 a PHI ask VN if it is already available.
20333 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20334 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20336 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20338 PR middle-end/38934
20339 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20340 set to varying whenever max has TREE_OVERFLOW set, similarly
20341 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20343 2009-01-28 Richard Guenther <rguenther@suse.de>
20345 PR middle-end/38908
20346 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20347 uninitialized aggregate uses in call arguments.
20349 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20351 PR tree-optimization/38984
20352 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20353 the nothing_id variable if -fno-delete-null-pointer-checks.
20355 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20358 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20359 (set_got_offset_rex64): Ditto.
20361 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20364 * doc/extend.texi: Improve local variable with asm reg.
20366 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20368 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20369 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20370 was not supplied then set warn_packed_bitfield_compat to the
20371 default value of 1.
20372 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20375 2009-01-27 Richard Guenther <rguenther@suse.de>
20377 PR tree-optimization/38503
20378 * cfgexpand.c (expand_gimple_basic_block): Ignore
20379 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20380 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20381 variables that cannot have TBAA applied.
20382 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20385 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20387 PR middle-end/38969
20388 * calls.c (initialize_argument_information): Do not wrap complex
20389 arguments in SAVE_EXPR.
20391 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20393 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20394 (INSTALL_LIBGCC): Revert typo commit.
20396 2009-01-26 Richard Guenther <rguenther@suse.de>
20398 PR tree-optimization/38745
20399 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20400 from special handling.
20402 2009-01-26 Richard Guenther <rguenther@suse.de>
20404 PR tree-optimization/38745
20405 * tree-ssa.c (execute_update_addresses_taken): Do not include
20406 variables that cannot possibly be a register in not_reg_needs.
20407 Do not clear TREE_ADDRESSABLE on vars that may not become
20409 * tree-ssa.c (update_alias_info_1): Include those in the set
20410 of addressable vars.
20412 2009-01-26 Richard Guenther <rguenther@suse.de>
20414 PR middle-end/38851
20415 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20416 * tree-ssa-dse.c: Include langhooks.h
20417 (execute_simple_dse): Remove stores with zero size.
20419 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20422 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20425 2009-01-24 Julian Brown <julian@codesourcery.com>
20427 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20428 config/arm/linux-atomic.c.
20429 * config/arm/linux-atomic.c: New.
20431 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20433 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20434 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20435 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20437 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20440 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20443 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20445 PR tree-optimization/38953
20446 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20447 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20448 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20449 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20452 2009-01-24 Paul Brook <paul@codesourcery.com>
20454 * config/arm/neon.md (neon_type): Move to arm.md.
20455 (neon_mov<VSTRUCT>): Add neon_type attribute.
20456 * config/arm/arm.md (neon_type): Move to here.
20457 (conds): Add "unconditioal" and use as default for NEON insns.
20459 2009-01-24 Ben Elliston <bje@au.ibm.com>
20461 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20462 void *' warning from -Wc++-compat.
20463 * Makefile.in (dominance.o-warn): Remove.
20465 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20467 PR tree-optimization/38932
20468 * fold-const.c (fold_unary_ignore_overflow): New.
20469 * tree.h (fold_unary_ignore_overflow): Declare.
20470 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20471 * tree-ssa-sccvn.c (visit_reference_op_load,
20472 simplify_unary_expression): Likewise.
20474 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20476 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20477 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20478 regardless of their type.
20479 * c-common.c (handle_packed_attribute): Don't ignore packed on
20481 * c.opt (Wpacked-bitfield-compat): New warning option.
20482 * stor-layout.c (place_field): Warn if offset of a field changed.
20483 * doc/extend.texi (packed): Mention the ABI change.
20484 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20485 (Warning Options): Add it to the list.
20487 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20489 * c-opts.c (c_common_post_options): Fix a typo in comments.
20491 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20493 PR middle-end/38615
20494 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20495 variables to static.
20496 * doc/invoke.texi (-fmerge-all-constants): Update description.
20498 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20501 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20502 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20504 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20506 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20508 (LOCAL_ALIGNMENT): Similarly.
20510 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20511 Joseph Myers <joseph@codesourcery.com>
20513 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20514 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20515 * config/arm/arm-tune.md: Regenerate.
20516 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20519 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20521 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20522 version number to five.
20524 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20527 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20528 * c-common.c (set_underlying_type): Likewise.
20529 (is_typedef_decl ): Likewise
20531 (set_underlying_type): Likewise.
20532 (is_typedef_type): Likewise.
20534 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20536 PR middle-end/38587
20537 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20540 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20543 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20544 (LIBGCC_SPEC): Don't define.
20545 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20547 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20549 PR rtl-optimization/38879
20550 * alias.c (base_alias_check): Unaligned access via AND address can
20551 alias all surrounding object types except those with sizes equal
20552 or wider than the size of unaligned access.
20554 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20557 * c-decl.c (clone_underlying_type): Move this ...
20558 * c-common.c (set_underlying_type): ... here.
20559 Also, make sure the function properly sets TYPE_STUB_DECL() on
20560 the newly created typedef variant type.
20561 (is_typedef_decl ): New entry point.
20562 * tree.h: Added a new member member_types_needing_access_check to
20563 struct tree_decl_non_common.
20564 (set_underlying_type): New entry point.
20565 (is_typedef_type): Likewise.
20567 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20569 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20570 Check whether two instructions have memory references that
20571 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20572 are helper functions for traversing.
20573 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20574 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20575 not to draw dependency edge for instructions with non-conflicting
20578 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20581 * longlong.h: Update copyright years. Use soft-fp license notice.
20582 Sync __clz_tab declaration with glibc.
20584 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20587 * doc/extend.texi (syscall_linkage): New.
20588 (version_id): Modify.
20590 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20591 Richard Guenther <rguenther@suse.de>
20593 PR tree-optimization/38747
20594 PR tree-optimization/38748
20595 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20596 conversion if the base address is an indirect reference and the
20597 aliasing sets could cause issues.
20599 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20601 * common.opt (fgraphite, fgraphite-identity): Add comment for
20602 explaining why these options are not documented.
20604 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20606 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20607 gimple_call_lhs is NULL.
20609 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20612 * emit-rtl.c (adjust_address_1): Make sure memref is never
20615 2009-01-20 Ben Elliston <bje@au.ibm.com>
20617 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20618 const qualifier from arg parameter. Remove unnecessary cast to char *.
20619 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20620 const qualifier from arg 2.
20622 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20624 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20626 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20629 * rtl.h (reinit_regs): New prototype.
20630 * regclass.c: Include ira.h.
20631 (reinit_regs): New.
20632 * Makefile.in (regclass.o): Add ira.h.
20633 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20635 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20638 * c-common.c (handle_aligned_attribute): Use
20639 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20640 default alignment value.
20642 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20644 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20645 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20647 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20648 __BIGGEST_ALIGNMENT__.
20650 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20652 2009-01-18 Richard Guenther <rguenther@suse.de>
20654 PR tree-optimization/38819
20655 * tree-flow.h (operation_could_trap_helper_p): Declare.
20656 * tree-eh.c (operation_could_trap_helper_p): Export.
20657 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20658 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20659 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20660 are about to insert a possibly trapping instruction and fail
20663 2009-01-18 Andreas Schwab <schwab@suse.de>
20665 * doc/install.texi (Configuration): Remove obsolete paragraph
20666 about use of --with-gnu-ld with --with-gnu-as.
20668 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20670 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20671 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20672 Follow spelling conventions.
20674 2009-01-18 Ben Elliston <bje@au.ibm.com>
20676 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20677 C++ warning about implicit conversion from void * to struct
20679 (bitmap_obstack_free): Likewise for bitmap_element *.
20680 * Makefile.in (bitmap.o-warn): Remove.
20682 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20684 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20686 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20687 Tobias Grosser <tobi.grosser@amd.com>
20689 * graphite.c (graphite_trans_scop_block): Do not block single
20692 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20694 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20695 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20696 test with assertion.
20698 2009-01-16 Richard Guenther <rguenther@suse.de>
20700 PR tree-optimization/38835
20701 PR middle-end/36227
20702 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20703 and INT + PTR -> (INT)(PTR p+ INT) folding.
20704 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20706 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20709 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20710 the subreg from a lowpart subreg if it is also casting the value.
20712 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20713 Tobias Grosser <tobi.grosser@amd.com>
20715 * graphite.c (compare_prefix_loops): New.
20716 (build_scop_canonical_schedules): Rewritten.
20717 (graphite_transform_loops): Move build_scop_canonical_schedules
20718 after build_scop_iteration_domain.
20720 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20721 Tobias Grosser <tobi.grosser@amd.com>
20723 * graphite.c (add_conditions_to_domain): Add the loops to
20724 the dimension of the iteration domain. Do copy the domain
20725 only when it exists.
20726 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20727 (add_conditions_to_constraints): New.
20728 (can_generate_code_stmt, can_generate_code): Removed.
20729 (gloog): Do not call can_generate_code.
20730 (graphite_transform_loops): Call add_conditions_to_constraints
20731 after building the iteration domain.
20733 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20735 PR tree-optimization/38789
20736 * tree-ssa-threadedge.c
20737 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20738 __builtin_constant_p.
20740 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20742 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20743 examined before deleting them.
20745 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20747 * function.c (aggregate_value_p): Correctly extract the function
20748 type from CALL_EXPR_FN lookup.
20750 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20752 * config/picochip/picochip.c (picochip_override_options): Revert
20753 CFI asm flag disable commited previously.
20755 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20756 Tobias Grosser <tobi.grosser@amd.com>
20757 Jan Sjodin <jan.sjodin@amd.com>
20759 * graphite.c (scan_tree_for_params): On substractions negate
20760 all the coefficients of the term.
20761 (clast_to_gcc_expression_red): New. Handle reduction expressions
20762 of more than two operands.
20763 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20764 (get_vdef_before_scop): Handle also the case of default definitions.
20766 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20768 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20769 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20770 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20772 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20773 Joey Ye <joey.ye@intel.com>
20775 PR middle-end/37843
20776 * cfgexpand.c (expand_stack_alignment): Don't update stack
20777 boundary nor check incoming stack boundary here.
20778 (gimple_expand_cfg): Update stack boundary and check incoming
20779 stack boundary here.
20781 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20783 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20785 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20787 PR rtl-optimization/38245
20788 * calls.c (expand_call): Add stack arguments to
20789 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20790 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20791 in regs and partially in memory or BLKmode arguments.
20792 (emit_library_call_value_1): Add stack arguments to
20793 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20794 ACCUMULATE_OUTGOING_ARGS).
20795 * dce.c: Include tm_p.h.
20796 (find_call_stack_args): New function.
20797 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20799 (mark_insn): Call find_call_stack_args for CALL_Ps.
20800 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20801 forwards. Allocate and free arg_stores bitmap if needed, pass it
20802 down to deletable_insn_p, don't mark stores set in arg_stores
20803 bitmap, clear the bitmap at the beginning of each bb.
20804 * Makefile.in (dce.o): Depend on $(TM_P_H).
20806 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20809 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20810 to make sure the insn is a conditional test (bug 22599). Reformat a
20813 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20815 PR middle-end/38431
20816 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20817 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20818 (gloog): Do not call cleanup_tree_cfg.
20819 (graphite_transform_loops): Call cleanup_tree_cfg after all
20820 scops have been code generated.
20822 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20823 * doc/gty.texi (Invoking the garbage collector): Added new node
20824 and section documenting ggc_collect.
20826 2009-01-14 Richard Guenther <rguenther@suse.de>
20828 PR tree-optimization/38826
20829 PR middle-end/38477
20830 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20831 initialization notes only if we actually emitted a warning.
20832 (intra_create_variable_infos): Add constraints for a result decl
20833 that is passed by hidden reference.
20834 (build_pred_graph): Mark all related variables non-direct on
20837 2009-01-14 Nick Clifton <nickc@redhat.com>
20839 * ira-conflicts.c: Include addresses.h for the definition of
20841 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20842 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20844 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20847 * Makefile.in (ira-lives.o): Add except.h.
20849 * ira-lives.c: Include except.h.
20850 (process_bb_node_lives): Process can_throw_internal.
20852 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20854 PR rtl-optimization/38774
20855 * combine.c (simplify_set): When undoing cc_use change, don't do
20856 PUT_CODE on the newly created comparison, but instead put back the
20859 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20861 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20862 values. Remove duplicate arm8 entry.
20864 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20866 PR tree-optimization/38786
20867 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20868 the SSA_NAME case of expand_scalar_variables_expr.
20869 Set the type of an expression to the type of its assign statement.
20870 (expand_scalar_variables_expr): Also gather the scalar computation
20871 used to index the memory access. Do not pass loop_p.
20872 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20873 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20874 the gimple_stmt_iterator where it inserts new code.
20875 Do not pass loop_p.
20876 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20877 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20879 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20881 * graphite.h (debug_value): Removed.
20882 * graphite.c (debug_value): Removed.
20884 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20886 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20887 ldrd/strd with two 32-bit instructions.
20889 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20891 * config/arm/arm.c (struct processors): Pass for speed down into
20892 cost helper functions.
20893 (const_ok_for_op): Handle COMPARE and inequality nodes.
20894 (arm_rtx_costs_1): Rewrite.
20895 (arm_size_rtx_costs): Update prototype.
20896 (arm_rtx_costs): Pass speed down to helper functions.
20897 (arm_slowmul_rtx_costs): Rework cost calculations.
20898 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20899 (arm_9e_rtx_costs): Likewise.
20901 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20903 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20904 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20905 (alpha_legitimize_address): Do not split local symbols wider than
20906 UNITS_PER_WORD into HIGH/LO_SUM parts.
20908 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20911 * gcc.c (process_command): Replace call to execvp with calls
20912 to pex_one and exit.
20914 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20917 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20918 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20919 variant for devices with 3-byte PC.
20920 (__tablejump_elpm__): New.
20922 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20925 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20926 offsetof member-designator, handle it as `[0].'.
20928 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20930 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20931 function when not using named sections on targets with named sections
20932 if branch distance is less than 262132.
20934 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20936 * combine.c (combine_instructions): Recompute
20937 optimize_this_for_speed_p for each BB in the main combine loop.
20939 2009-01-12 Tomas Bily <tbily@suse.cz>
20942 * tree-loop-distribution.c (prop_phis): New function.
20943 (generate_builtin): Call prop_phis.
20944 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20946 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20948 PR tree-optimization/38807
20949 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20950 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20952 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20954 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20955 subreg of op0 to the original op0.
20957 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20959 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20961 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20964 * mips-tfile.c (parse_def): Fix parsing of def strings
20965 starting with digits.
20967 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20970 * config/arm/arm.c (arm_is_long_call_p): Don't call
20971 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20973 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20975 * regrename.c (regrename_optimize): Fix dumping.
20976 (find_oldest_value_reg): Preserve REG_POINTER.
20977 (copy_hardreg_forward_1): Likewise.
20979 2009-01-09 Diego Novillo <dnovillo@google.com>
20981 * gimple.h (struct gimple_statement_base) <uid>: Document
20982 the restrictions on its use.
20983 (gimple_uid): Tidy.
20984 (gimple_set_uid): Tidy.
20986 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20988 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20989 zero guard even if align_bytes != 0 and count is smaller than
20992 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20994 PR rtl-optimization/38495
20995 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20996 (add_range_and_copies_from_move_list): Print all added ranges.
20997 Add ranges to memory optimized destination.
20999 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21003 * config/i386/i386.c (override_options): Reject
21004 -mstringop-strategy=rep_8byte with -m32.
21005 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21006 to 1. Do count comparison against epilogue_size_needed at compile
21007 time even when count_exp was constant forced into register. For
21008 size_needed don't jump to epilogue, instead just avoid aligning
21009 and invoke the body algorithm. If need_zero_guard, add zero guard
21010 even if count is non-zero, but smaller than size_needed + number of
21011 bytes that could be stored for alignment.
21012 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21013 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21014 but smaller than size_needed + number of bytes that could be stored
21015 for alignment. Compare size_needed with epilogue_size_needed instead
21016 of desired_align - align, don't adjust size_needed, pass
21017 epilogue_size_needed to the epilogue expanders.
21020 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21022 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21024 * pa.c (last_address): Change to unsigned.
21025 (update_total_code_bytes): Change argument to unsigned. Don't
21026 check if insn addresses are set.
21027 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21028 addresses are not set.
21029 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21031 2009-01-09 Nick Clifton <nickc@redhat.com>
21033 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21034 DECL_DECLARED_INLINE_P.
21036 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21038 PR middle-end/38347
21039 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21040 GET_MODE (op0) in operand_subword_force calls.
21042 PR middle-end/38771
21043 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21044 fold_convert arg0 operands to TREE_TYPE (op0) first.
21046 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21048 * params.def (ira-max-conflict-table-size): Decrease default value
21051 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21053 PR tree-optimization/37031
21054 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21056 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21057 allocate it using gc instead of heap, use VEC_quick_push instead of
21059 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21060 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21061 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21062 allocated vector from heap allocated.
21063 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21064 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21065 vector only after perfect_loop_nest_depth call.
21067 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21068 Jan Sjodin <jan.sjodin@amd.com>
21070 PR tree-optimization/38559
21071 * graphite.c (debug_value, copy_constraint,
21072 swap_constraint_variables, scale_constraint_variable, ): New.
21073 (get_lower_bound, get_upper_bound): Removed.
21074 (graphite_trans_bb_strip_mine): Clean up this code that works
21075 only for constant number of iterations. Fully copy upper and
21076 lower bound constraints, not only the constant part of them.
21077 * graphite.h (debug_value): Declared.
21079 2009-01-08 Ira Rosen <irar@il.ibm.com>
21081 PR tree-optimization/37194
21082 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21083 Don't add the cost of cost model guard in prologue to scalar
21084 outside cost in case of known number of iterations.
21086 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21087 Alan Modra <amodra@bigpond.net.au>
21089 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21090 non-word-aligned REG+CONST addressing.
21092 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21095 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21096 free_after_compilation when outputting a thunk.
21097 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21098 Do not call free_after_compilation here.
21100 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21102 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21103 (ix86_valid_target_attribute_inner_p): Ditto.
21105 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21107 PR tree-optimization/38492
21108 PR tree-optimization/38498
21109 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21110 * tree-chrec.h (scev_is_linear_expression): Declared.
21111 * graphite.c (graphite_cannot_represent_loop_niter): New.
21112 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21113 (graphite_loop_normal_form): Use gcc_assert.
21114 (scan_tree_for_params): Use CASE_CONVERT.
21115 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21116 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21117 Use gcc_assert. Discard scops that contain unhandled cases.
21118 (build_scop_conditions): Return a boolean status for unhandled cases.
21119 (strip_mine_profitable_p): Print the loop number, not its depth.
21120 (is_interchange_valid): Pass the depth of the loop nest, don't
21121 recompute it wrongly.
21122 (graphite_trans_bb_block): Same.
21123 (graphite_trans_bb_block): Print tentative of loop blocking.
21124 (graphite_trans_scop_block): Do not print that the loop has been
21126 (graphite_transform_loops): Do not handle scops that contain condition
21129 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21131 AVX Programming Reference (December, 2008)
21132 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21133 (_mm256_stream_pd): Likewise.
21134 (_mm256_stream_ps): Likewise.
21136 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21137 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21138 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21139 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21140 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21141 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21142 (ix86_expand_special_args_builtin): Likewise.
21144 * config/i386/sse.md (AVXMODEDI): New.
21145 (avx_movnt<mode>): Likewise.
21146 (avx_movnt<mode>): Likewise.
21147 (<sse>_movnt<mode>): Remove AVX support.
21148 (sse2_movntv2di): Likewise.
21150 2009-01-07 Richard Guenther <rguenther@suse.de>
21152 PR middle-end/38751
21153 * fold-const.c (extract_muldiv): Remove obsolete comment.
21154 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21155 to PLUS_EXPR canonicalization for the canonicalization.
21157 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21159 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21160 hosted cross-compilers generating less efficient code.
21162 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21164 * function.h (rtl_data): Add a dbr_scheduled_p field.
21165 * reorg.c (dbr_schedule): Set it.
21166 (gate_handle_delay_slots): Check it.
21167 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21168 (mips_reorg): Check flag_delayed_branch instead of
21169 mips_base_delayed_branch.
21170 (mips_override_options): Don't set mips_base_delayed_branch
21171 or flag_delayed_branch.
21173 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21175 PR rtl-optimization/38426.
21176 * ira.c (ira): Set current_function_is_leaf earlier.
21178 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21180 PR rtl-optimization/38722
21181 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21182 too early, only set a flag and modify after last possible
21185 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21188 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21189 * real.c (decimal_single_format): Correct values of emin and emax.
21190 (decimal_double_format): Ditto.
21191 (decimal_quad_format): Ditto.
21192 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21193 computation of DECnn_MIN and DECnn_MAX for corrected values of
21194 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21195 __DECnn_MIN__, and adjust its computation for the corrected value
21198 2009-01-06 Jan Hubicka <jh@suse.cz>
21201 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21203 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21205 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21206 Add Robert Clark to the list of testers.
21208 2009-01-06 Jan Hubicka <jh@suse.cz>
21209 Kai Tietz <kai.tietz@onevision.com>
21211 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21212 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21214 2009-01-06 Jan Hubicka <jh@suse.cz>
21215 Kai Tietz <kai.tietz@onevision.com>
21217 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21219 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21220 (ix86_nsaved_regs): Count only general purpose regs.
21221 (ix86_nsaved_sseregs): New.
21222 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21223 to 16 for w64; compute padding and size of sse reg save area.
21224 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21225 general purpose regs.
21226 (ix86_emit_save_sse_regs_using_mov): New.
21227 (ix86_expand_prologue): Save SSE regs if needed.
21228 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21229 (ix86_emit_restore_sse_regs_using_mov): New.
21230 (ix86_expand_epilogue): Save SSE regs if needed.
21232 2009-01-06 Jan Hubicka <jh@suse.cz>
21233 Kai Tietz <kai.tietz@onevision.com>
21235 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21236 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21237 functions when accumulate outgoing args is off.
21239 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21242 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21243 before using pseudos_have_intersected_live_ranges_p.
21245 * ira-int.h (ira_assert): Always define.
21247 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21249 AVX Programming Reference (December, 2008)
21250 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21251 (_mm256_permute2_pd): Likewise.
21252 (_mm_permute2_ps): Likewise.
21253 (_mm256_permute2_ps): Likewise.
21254 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21255 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21257 * config/i386/i386.c (ix86_builtins): Remove
21258 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21259 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21260 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21261 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21262 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21263 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21264 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21265 __builtin_ia32_vpermil2ps256.
21266 (ix86_init_mmx_sse_builtins): Updated.
21267 (ix86_expand_args_builtin): Likewise.
21269 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21271 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21272 long absolute calls when generating PA 2.0 code.
21274 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21276 PR rtl-optimization/38583
21277 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21279 * params.def (ira-max-conflict-table-size): New.
21281 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21283 * ira.h (ira_conflicts_p): New external definition.
21285 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21286 table. Report this. Return result of building.
21287 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21288 building conflict table.
21290 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21291 (ira_color): Use ira_conflicts_p.
21293 * global.c: Include ira.h.
21294 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21297 * Makefile.in (global.o): Add ira.h.
21299 * ira-build.c (mark_all_loops_for_removal,
21300 propagate_some_info_from_allocno): New.
21301 (remove_unnecessary_allocnos): Call
21302 propagate_some_info_from_allocno.
21303 (remove_low_level_allocnos): New.
21304 (remove_unnecessary_regions): Add parameter. Call
21305 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21306 parameter to remove_unnecessary_regions.
21307 (ira_build): Remove all regions but root if the conflict table was
21308 not built. Update conflict hard regs for allocnos crossing calls.
21310 * ira.c (ira_conflicts_p): New global.
21311 (ira): Define and use ira_conflicts_p.
21313 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21314 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21315 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21317 2009-01-06 Ben Elliston <bje@au.ibm.com>
21319 * gengtype-lex.l (YY_NO_INPUT): Define.
21321 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21324 * c-common.c (handle_vector_size_attribute): Also reject
21325 BOOLEAN_TYPE types.
21327 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21329 PR tree-optimization/38492
21330 * graphite.c (rename_map_elt, debug_rename_elt,
21331 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21332 rename_map_elt_info, eq_rename_map_elts,
21333 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21334 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21335 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21336 (sese_build_livein_liveouts): New.
21337 (new_sese, free_sese): New.
21338 (new_scop): Call new_sese.
21339 (free_scop): Call free_sese.
21340 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21341 (register_old_new_names): Renamed register_old_and_new_names.
21342 (register_scop_liveout_renames, add_loop_exit_phis,
21343 insert_loop_close_phis, struct igp,
21344 default_liveout_before_guard, add_guard_exit_phis,
21345 insert_guard_phis, copy_renames): New.
21346 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21347 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21348 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21349 (scop_adjust_phis_for_liveouts): New.
21350 (gloog): Call scop_adjust_phis_for_liveouts.
21352 * graphite.h (struct sese): Documented. Added fields liveout,
21353 num_ver and livein.
21354 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21355 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21356 (struct scop): Added field liveout_renames.
21357 (SCOP_LIVEOUT_RENAMES): New.
21359 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21361 PR tree-optimization/38510
21362 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21363 (translate_clast): Call recompute_all_dominators before
21365 (gloog): Call recompute_all_dominators before graphite_verify.
21367 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21368 Jan Sjodin <jan.sjodin@amd.com>
21370 PR tree-optimization/38500
21371 * graphite.c (create_sese_edges): Call fix_loop_structure after
21374 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21376 * config.gcc: Add m32r*-*-rtems*.
21377 * config/m32r/rtems.h: New file.
21379 2009-01-05 Ben Elliston <bje@au.ibm.com>
21381 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21382 (.po.pox): Likewise.
21383 (po/gcc.pot): Likewise.
21385 2009-01-04 David S. Miller <davem@davemloft.net>
21387 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21388 (STARTING_FRAME_OFFSET): Always set to zero.
21390 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21392 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21393 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21394 fixed-point types, and vectors of the same.
21396 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21398 * config/mips/sync.md (*mb_barrier): Rename to...
21399 (*memory_barrier): ...this.
21401 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21403 * doc/extend.texi (Function Attributes): Move @cindex after @item
21404 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21405 and put in alphabetical order. Fix 'target' name and put in order.
21406 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21409 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21411 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21412 (memory_barrier): Expand as unspec instead of unspec_volatile.
21413 Remove mem:BLK from insn operands. Use Pmode scratch register.
21414 (*memory_barrier): Define as unspec instead of unspec_volatile.
21415 Use (match_dup 0) as input operand.
21417 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21418 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21419 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21420 scratch register. Remove operand 1.
21421 (*stbar): Define as unspec instead of unspec_volatile.
21422 Use (match_dup 0) as input operand, remove (const_int 8).
21423 (*membar): Define as unspec instead of unspec_volatile.
21424 Use (match_dup 0) as input operand, remove input operand 2.
21426 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21427 (memory_barrier): Expand as unspec instead of unspec_volatile.
21428 Remove mem:BLK from insn operands. Use Pmode scratch register.
21429 (*memory_barrier): Define as unspec instead of unspec_volatile.
21430 Use (match_dup 0) as input operand.
21432 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21433 Remove mem:BLK from insn operands. Use Pmode scratch register.
21434 Set volatile flag on operand 0.
21435 (*memory_barrier): New insn pattern.
21437 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21439 (*memory_barrier): Use (match_dup 0) as input operand.
21441 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21442 Remove mem:BLK from insn operands. Use Pmode scratch register.
21443 Set volatile flag on operand 0.
21444 (*mb_internal): New insn pattern.
21446 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21448 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21450 PR middle-end/38586
21451 * function.c (struct temp_slot): Move to the section of the file
21452 that deals with temp slots. Remove field 'address'.
21453 (temp_slot_address_table): New hash table of address -> temp slot.
21454 (struct temp_slot_address_entry): New struct, items for the table.
21455 (temp_slot_address_compute_hash, temp_slot_address_hash,
21456 temp_slot_address_eq, insert_temp_slot_address): Support functions
21458 (find_temp_slot_from_address): Rewrite to use the new hash table.
21459 (remove_unused_temp_slot_addresses): Remove addresses of temp
21460 slots that have been made available.
21461 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21462 worker function for remove_unused_temp_slot_addresses.
21463 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21464 Add the temp slot address to the address -> temp slot map.
21465 (update_temp_slot_address): Update via insert_temp_slot_address.
21466 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21467 (pop_temp_slots): Likewise.
21468 (init_temp_slots): Allocate the address -> temp slot map, or empty
21469 the map if it is already allocated.
21470 (prepare_function_start): Initialize temp slot processing.
21472 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21474 PR middle-end/38584
21475 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21476 Calculate the size of all stack vars assuming no packing of stack
21477 vars will happen, replacing a quadratic algorithm with a linear one.
21479 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21482 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21485 2009-01-03 Diego Novillo <dnovillo@google.com>
21487 * doc/contrib.texi: Update contributions.
21489 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21492 * builtins.c (fold_builtin_memory_op): Give up if either operand
21493 is volatile. Set srctype or desttype to non-qualified version
21497 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21498 and FUNCTION_DECLs.
21500 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21502 PR rtl-optimization/35805
21503 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21504 problem if fast dce is able to remove any instructions.
21505 * dce.c (dce_process_block): Fix dump message.
21507 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21510 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21512 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21514 PR middle-end/38690
21515 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21516 * tree-pretty-print.c (op_code_prio): New function.
21517 (op_prio): No longer static. Use op_code_prio.
21518 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21519 Use op_prio and op_code_prio to determine if () should be
21520 printed around operand(s) or not.
21522 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21523 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21524 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21525 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21526 pp_character instead of pp_string for single letter printing.
21528 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21530 * doc/extend.texi: Fix '#pragma GCC option' typo.
21532 2009-01-02 Richard Guenther <rguenther@suse.de>
21534 * doc/install.texi (--enable-checking): Mention different
21535 default for stage1.
21536 (--enable-stage1-checking): Document.
21538 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21540 PR middle-end/30142
21541 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21542 case to be an error.
21544 2009-01-02 Ben Elliston <bje@au.ibm.com>
21546 * config/fp-bit.h (pack_d): Constify argument.
21547 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21548 (isnan): Constify argument.
21550 (iszero): Likewise.
21551 (pack_d): Likewise.
21552 (_fpadd_parts): Constify return type.
21553 (_fpmul_parts): Likewise.
21554 (_fpdiv_parts): Likewise.
21556 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21559 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21560 warn about overwriting initializer with side-effects or
21561 -Woverride-init if !IMPLICIT.
21562 (output_init_element): Likewise. Pass IMPLICIT down to
21564 (process_init_element): Add IMPLICIT argument. Pass it down
21565 to output_init_element.
21566 (push_init_element, pop_init_level, set_designator): Adjust
21567 process_init_element callers.
21568 (set_nonincremental_init, set_nonincremental_init_from_string):
21569 Adjust add_pending_init callers.
21570 (output_pending_init_elements): Adjust output_init_element callers.
21571 * c-tree.h (process_init_element): Adjust prototype.
21572 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21573 process_init_element callers.
21576 Copyright (C) 2009 Free Software Foundation, Inc.
21578 Copying and distribution of this file, with or without modification,
21579 are permitted in any medium without royalty provided the copyright
21580 notice and this notice are preserved.