1 2009-08-20 Richard Guenther <rguenther@suse.de>
3 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not
5 * c-tree.h (c_dup_lang_specific_decl): Remove.
6 (struct lang_decl, struct lang_type): Move definitions ...
7 * c-lang.h: ... here. New file.
8 * c-decl.c: Include c-lang.h.
9 (c_dup_lang_specific_decl): Remove.
10 * c-typeck.c: Include c-lang.h.
11 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12 (c-typeck.o): Likewise.
13 * c-config-lang.in (gtfiles): Add c-lang.h.
14 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
17 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
19 * config/alpha/alpha.c (alpha_end_function): Do not clear
20 crtl->emit structure and free insn locators if cfun->is_thunk is true,
21 this is now handled in generic code.
23 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
25 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
26 (s390_z10_fix_long_loop_prediction): New function.
27 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
28 (s390_reorg): Walk over the INSNs and invoke
29 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
31 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
33 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
34 "*brx_64bit", "*brx_31bit"): New patterns.
35 * config/s390/s390.c ('E'): New output modifier.
37 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
38 Richard Earnshaw <richard.earnshaw@arm.com>
40 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
41 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
43 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
45 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
47 * pa.c (emit_move_sequence): Check if address of operand1 is valid
48 for mode mode of operand0 when doing secondary reload for SAR.
50 2009-08-19 Jakub Jelinek <jakub@redhat.com>
53 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
54 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
56 2009-08-19 Jason Merrill <jason@redhat.com>
58 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
59 supported template depth in C++0x.
61 2009-08-19 Jakub Jelinek <jakub@redhat.com>
63 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
64 free_after_compilation.
65 * config/score/score7.c (score7_output_mi_thunk): Likewise.
66 * config/score/score3.c (score3_output_mi_thunk): Likewise.
67 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
68 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
69 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
70 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
71 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
73 2009-08-19 Ian Lance Taylor <iant@google.com>
75 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
76 of (plus (mult (neg B) C) A).
78 2009-08-18 Michael Matz <matz@suse.de>
80 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
81 instead of comparing TYPE_MAIN_VARIANT for equality.
82 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
83 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
84 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
85 * gimplify.c (goa_lhs_expr_p): Ditto and use
86 STRIP_USELESS_TYPE_CONVERSION.
88 2009-08-18 Michael Matz <matz@suse.de>
90 * tree-ssa-structalias.c (create_variable_info_for): Also mark
91 first field in a struct.
92 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
94 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
96 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
97 locators before emit_insn is called. Remove assert that
99 (alpha_end_function): Clear crtl->emit structure and free insn
100 locators if cfun->is_thunk is true.
102 2009-08-18 Jason Merrill <jason@redhat.com>
104 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
106 * configure.ac: Test for it.
107 * configure, config.in: Regenerate.
108 * doc/install.texi: Document --enable-gnu-unique-object.
110 2009-08-18 Richard Guenther <rguenther@suse.de>
113 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
114 pow(x,y*z) only if x is nonnegative.
116 2009-08-18 Jakub Jelinek <jakub@redhat.com>
118 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
122 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
123 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
125 2009-08-17 DJ Delorie <dj@redhat.com>
127 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
128 * config/m32c/prologue.md (epilogue_freit): New.
130 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
131 (bank_switch_p): Likewise.
132 (fast_interrupt_p): Likewise.
133 (interrupt_p): Likewise.
134 (m32c_conditional_register_usage): Round memregs size up.
135 (need_to_save): We only need to save $a0 when we use ENTER.
136 (interrupt_p): Check for fast_interrupt too.
137 (bank_switch_p): New.
138 (fast_interrupt_p): New.
139 (m32c_attribute_table): Add bank_switch and fast_interrupt.
140 (m32c_emit_prolog): Support bank switching and fast interrupts.
141 * doc/extend.texi (Function Attributes): Add bank_switch and
144 2009-08-17 Douglas B Rupp <rupp@gnat.com>
146 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
147 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
149 2009-08-16 Douglas B Rupp <rupp@gnat.com>
151 * doc/invoke.texi (Target options):
152 Add new option list for IA-64/VMS.
153 (menu): Add IA-64/VMS Options.
154 (IA-64/VMS Options): Likewise.
156 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
159 * config/mips/mips.md (*lwxs): Use :P for pointer values.
161 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
163 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
164 (mips_pop_asm_switch): Likewise.
165 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
167 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
168 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
169 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
170 (mips_print_operand_punctuation): Use them. Check mips_noreorder
171 instead of set_noreorder.
172 (mips_output_function_prologue): Use the new functions.
173 (mips_output_function_epilogue): Likewise.
174 (mips_need_noat_wrapper_p): New function, split out from...
175 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
176 Use mips_push_asm_switch and mips_pop_asm_switch.
177 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
178 and mips_pop_asm_switch.
179 (ASM_OUTPUT_REG_POP): Likewise.
180 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
181 Use mips_pop_asm_switch.
182 (mips_asm_switch): New structure.
183 (set_noreorder, set_nomacro): Replace with...
184 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
185 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
186 instead of set_nomacro.
187 (fix_truncsfsi2_macro): Likewise.
188 (cprestore): Likewise.
189 (hazard): Use mips_noreorder instead of set_noreorder.
190 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
192 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
194 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
195 from prev_active_insn.
197 2009-08-16 Anatoly Sokolov <aesok@post.ru>
199 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
200 * config/avr/avr.c (avr_override_options): Initialize
201 avr_current_arch variable.
202 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
203 __AVR_HAVE_16BIT_SP__ according to the device type.
204 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
206 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
207 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
209 2009-08-16 Dodji Seketeli <dodji@redhat.com>
212 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
213 generating inlined subroutine die only. We shouldn't be
214 called for anything else.
215 (gen_block_die): Don't generate inline subroutine debug info for
218 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
220 * graphite-poly.c (print_pbb): Print PBB index.
222 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
225 * graphite-interchange.c (ppl_max_for_le): Moved...
226 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
227 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
228 ppl_Pointset_Powerset_C_Polyhedron_maximize.
229 * graphite-ppl.h (ppl_max_for_le): Declared.
231 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
233 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
234 supported on all platforms.
235 * target.h (struct gcc_target): Remove
236 handle_pragma_redefine_extname.
237 * c-cppbuiltin.c: Remove use of
238 targetm.handle_pragma_redefine_extname.
239 * c-pragma.c: Likewise.
240 * target-def.h (TARGET_INITIALIZER): Remove
241 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
242 * config/sol2.h: Remove use of
243 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
245 2009-08-14 Douglas B Rupp <rupp@gnat.com>
247 * config/ia64/fde-vms.c: New file.
248 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
249 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
250 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
251 (uw_frame_state_for): Only register a personality routine if it is
252 known to be compatible with our expectations.
253 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
254 Declare unw_table_entry stack variable and
255 mod all calls to _Unwind_FindTableEntry to add arg.
256 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
257 (_Unwind_FindTableEntry): Add arg to prototype.
259 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
261 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
262 field 'signal_pfs_loc'.
263 (uw_frame_state_for): Remove duplicate code dealing with leaf
264 procedures without unwind info.
265 If in the frame after unwinding through a signal handler, restore
266 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
267 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
268 'pfs_loc' to the AR.PFS location in the signal context; instead
269 set 'signal_pfs_loc'.
270 Manually generate the unwind info for the AR.PFS register.
271 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
272 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
273 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
274 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
275 instead set 'signal_pfs_loc'.
276 Remove code preventing the AR.PFS register from being restored
277 from the signal context.
279 2009-08-14 Douglas B Rupp <rupp@gnat.com>
280 Tristan Gingold <gingold@adacore.com>
282 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
283 * config/ia64/t-vms: New file.
284 * config/ia64/vms64.h: New file.
285 * config/ia64/vms.h: New file.
286 * config/ia64/vms-crtinit.asm: New file.
287 * config/ia64/vms_symvec_libgcc_s.opt: New file.
288 * config/ia64/vms-unwind.h: New file.
290 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
292 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
295 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
298 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
299 version. Move declaration...
300 * real.h (do_mpc_arg2): ... here.
301 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
304 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
306 * final.c (add_debug_prefix_map): Don't use GC memory for
307 old_prefix and new_prefix.
309 2009-08-14 Richard Guenther <rguenther@suse.de>
311 * ipa-prop.c (compute_complex_pass_through): If we cannot
312 compute a non-varying offset for IPA_JF_ANCESTOR punt.
314 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
316 * c-lex.c (c_lex_with_flags): Increase size of local variable
317 to avoid memory clobber.
319 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
322 * config/i386/i386.c (ix86_fp_comparison_strategy):
323 Only enable/disable sahf at function granularity.
325 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
327 PR rtl-optimization/41064
328 * reload1.c (reload_as_needed): Don't call extract_insn
329 for known invalid replacements after calling
330 validate_replace_rtx_group and verify_changes.
332 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
336 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
337 ix86_expand_fp_vcond.
338 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
339 Assert that operation is supported by ix86_expand_int_vcond.
340 (vcondu<SSEMODE124C8:mode>): Ditto.
342 2009-08-13 DJ Delorie <dj@redhat.com>
344 * config/i386/djgpp-stdint.h: New.
345 * config.gcc (djgpp): Use it.
347 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
349 * config/sh/sh.c (sh_override_options): When flag_exceptions or
350 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
352 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
354 * tree-ssa-loop-prefetch.c
355 (prune_ref_by_group_reuse): Enhance probabilistic analysis
356 for long-stride pruning.
357 (compute_miss_rate): New function to compute the probability
358 that two memory references access different cache lines.
360 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
362 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
364 2009-08-13 Richard Guenther <rguenther@suse.de>
367 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
368 use the constant pointer type.
369 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
370 of CV qualifiers on the target pointer type.
371 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
372 conversion check before restrict check.
374 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
377 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
379 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
381 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
383 2009-08-12 Richard Guenther <rguenther@suse.de>
385 PR tree-optimization/41011
386 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
387 and reference constructing.
389 2009-08-12 Xinliang David Li <davidxl@google.com>
391 PR tree-optimization/41012
392 * tree-flow.h : New external interface.
393 * gimple-low.c (check_call_arg): Change to public function.
394 Remove argument mismatch check in lowering.
395 * tree-inline.h (tree_can_inline_p): Interface change.
396 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
398 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
399 Call change to tree_can_inline_p function.
400 (cgraph_decide_inlining_incrementally): Ditto.
402 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
404 PR tree-optimization/41031
405 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
406 on the partition variable rather than promote_mode on the source
407 type. Assert that the partition variable's type has the same
408 mode as the source value's.
410 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
412 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
414 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
416 * calls.c (expand_call): Fix typo.
417 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
419 * stmt.c (expand_value_return): Use promote_function_mode to copy out
421 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
422 * config/cris/cris.c (cris_promote_function_mode): Likewise.
423 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
424 * config/pa/pa.c (pa_promote_function_mode): Likewise.
426 2009-08-11 Andrew Haley <aph@redhat.com>
428 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
430 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
433 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
435 2009-08-12 Richard Guenther <rguenther@suse.de>
437 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
438 * gimplify.c (gimplify_modify_expr): Do not use
439 lang_hooks.types_compatible_p.
440 * tree-ssa.c (useless_type_conversion_p): For aggregates
441 just return false if the canonical types differ.
443 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
446 * sese.c (convert_for_phi_arg): New.
447 (add_guard_exit_phis): Use convert_for_phi_arg.
449 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
451 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
452 unknown subscript upper bounds.
454 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
455 Pranav Garg <pranav.garg2107@gmail.com>
457 * graphite-interchange.c (gather_access_strides): Removed.
458 (ppl_max_for_le): New.
459 (build_linearized_memory_access): New.
460 (memory_stride_in_loop): New.
461 (pbb_interchange_profitable_p): Reimplemented.
462 * graphite-ppl.h (ppl_new_id_map): New.
463 (ppl_interchange): New.
465 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
467 * graphite-interchange.c (compute_subscript): Removed.
468 (compute_array_size_cstr): Removed.
469 (compute_array_size_poly): Removed.
470 (compute_array_size): Removed.
471 (gather_access_strides_poly): Removed.
472 (gather_access_strides): Empty.
474 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
476 * graphite-dependences.c (dependence_polyhedron_1): Replace
477 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
478 (graphite_legal_transform_dr): Same.
479 (graphite_carried_dependence_level_k): Same.
480 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
481 Initialize PDR_NB_SUBSCRIPTS.
482 (print_pdr_access_layout): Replace pdr_nb_subscripts with
484 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
485 (PDR_NB_SUBSCRIPTS): New.
486 (pdr_nb_subscripts): Removed.
487 (pdr_dim): Simplified.
488 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
489 with PDR_NB_SUBSCRIPTS.
491 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
493 * graphite-interchange.c (compute_array_size): Remove use of
495 * graphite-poly.c (new_poly_dr): Remove argument data_container.
496 Do not initialize PDR_DATA_CONTAINER.
497 (print_pdr): Do not print PDR_DATA_CONTAINER.
498 * graphite-poly.h (struct poly_dr): Remove data_container field.
499 (PDR_DATA_CONTAINER): Removed.
500 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
502 (build_poly_dr): Same.
504 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
505 Sebastian Pop <sebastian.pop@amd.com>
507 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
508 copy of the dependence polyhedron. Free the temporary objects.
509 (graphite_carried_dependence_level_k): Free unused objects before
512 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
513 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
514 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
515 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
516 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
518 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
520 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
521 Early return without analyzing the data dependences if no
522 transform has been done. Call restore_scattering if the transform
524 (graphite-interchange.c): Same.
525 * graphite-poly.c (print_scattering_function): Test for
527 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
528 (apply_poly_transforms): Do not gcc_assert that
529 the transform is legal.
530 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
531 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
532 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
533 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
534 * graphite-poly.h (struct poly_scattering): New.
535 (struct poly_bb): Add original, transformed, and saved fields.
536 Remove transformed_scattering, original_scattering,
537 nb_local_variables and nb_scattering_transform fields.
538 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
539 (poly_scattering_new): New.
540 (poly_scattering_free): New.
541 (poly_scattering_copy): New.
542 (store_scattering_pbb): New.
543 (store_scattering): New.
544 (restore_scattering_pbb): New.
545 (restore_scattering): New.
546 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
547 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
549 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
551 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
554 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
556 * Makefile.in (graphite.o): Depends on PREDICT_H.
557 * graphite.c: Include predict.h.
558 (graphite_finalize): Call tree_estimate_probability.
559 * predict.c (predict_loops): Do not call scev_initialize and
561 (tree_estimate_probability_bb): New.
562 (tree_estimate_probability): Do not initialize loops: move that
563 code to the driver. Call tree_estimate_probability_bb.
564 (tree_estimate_probability_driver): New.
565 (pass_profile): Use tree_estimate_probability_driver.
566 * predict.h (tree_estimate_probability): Declared.
568 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
570 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
571 * graphite-dependences.c (graphite_legal_transform): Add time to
572 TV_GRAPHITE_DATA_DEPS.
573 (dependency_between_pbbs_p): Same.
574 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
576 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
578 PR rtl-optimization/41033
579 * alias.c (nonoverlapping_component_refs_p): Punt when strict
580 aliasing is disabled.
582 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
584 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
585 si_mask_operand, and_load_operand, low_bitmask_operand,
586 and_reg_operand, and_operand): New predicates.
587 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
588 * config/mips/mips.c (and_operands_ok): New function.
589 * config/mips/mips-protos.h (and_operands_ok): Declare it.
590 * config/mips/mips.md (move_type): Add ext_ins and logical.
592 (and<mode>3): Use and_reg_operand as the second operand's predicate.
593 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
594 shift_shift. Remove commutative constraint modifier.
595 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
597 (*clear_upper32_dext): Remove define_insn_and_split.
598 (*clear_upper32): Turn this define_insn_and_split ...
599 (splitter for ANDing register with 0xffff_ffff): .. into this.
601 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
603 * combine.c (try_widen_shift_mode): Factor out code to check if an
604 integer constant is a low-order bitmask from here ...
605 * rtlanal.c (low_bitmask_len): ... to here.
606 * rtl.h (low_bitmask_len): Declare.
608 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
611 * config/alpha/alpha.md (addsi3): Remove expander.
612 (addsi3): Rename from *addsi3_internal insn pattern.
613 (subsi3): Remove expander.
614 (subsi3): Rename from *subsi3_internal insn pattern.
616 2009-08-11 Douglas B Rupp <rupp@gnat.com>
618 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
621 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
622 Eric Botcazou <botcazou@adacore.com>
623 Douglas B Rupp <rupp@gnat.com>
625 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
626 that records that fit in 64 bits are returned by immediate value,
627 as required by OpenVMS Calling Standard.
628 (function_value): Adjust for above modification.
629 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
630 virtual_incoming_args_rtx as base object, not next_arg.
631 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
633 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
635 * reload.c (find_reloads_subreg_address): Check the original
636 req_equiv_mem address to detect the case where an address is
637 not valid in the outer mode.
639 2009-08-11 Richard Guenther <rguenther@suse.de>
642 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
644 2009-08-10 Douglas B Rupp <rupp@gnat.com>
646 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
647 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
649 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
650 Douglas B Rupp <rupp@gnat.com>
652 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
653 PT_STACK when frame_pointer_needed on OpenVMS.
654 (alpha_pv_save_size, alpha_using_fp): Remove.
655 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
656 with proper processing for PT_NULL.
657 (alpha_vms_initial_elimination_offset): New function. Support for
658 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
659 (alpha_sa_size): Force procedure type to PT_STACK when
660 frame_pointer_needed on OpenVMS.
661 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
662 (alpha_using_fp): Likewise.
663 (alpha_vms_can_eliminate): Add prototype.
664 (alpha_vms_initial_elimination_offset): Likewise.
665 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
666 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
668 2009-08-10 Eric Botcazou <botcazou@adacore.com>
669 Douglas B Rupp <rupp@gnat.com>
671 * config/alpha/alpha.c (common_object_handler): New function.
672 (vms_attribute_table): Declare a single attribute "common_object".
673 (vms_output_aligned_decl_common): New global function.
674 (SECTION_VMS_OVERLAY): Delete.
675 (SECTION_VMS_GLOBAL): Likewise.
676 (SECTION_VMS_INITIALIZE): Likewise.
677 (vms_asm_named_section): Remove support for above flags.
678 (vms_section_type_flags): Delete.
679 (TARGET_SECTION_TYPE_FLAGS): Likewise.
680 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
681 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
682 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
684 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
687 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
688 (sub_ddmmss): Likewise.
690 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
693 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
696 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
699 * reload1.c (reload_as_needed): Use cancel_changes to completely
700 undo a failed replacement attempt.
702 2009-08-10 Richard Guenther <rguenther@suse.de>
705 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
706 (useless_type_conversion_p): ... here. Require pointer targets
709 2009-08-10 Dodji Seketeli <dodji@redhat.com>
712 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
713 loose the original type of the statement list.
715 2009-08-09 Douglas B Rupp <rupp@gnat.com>
717 * config/alpha/alpha.c: Include libfuncs.h
718 (avms_asm_output_extern): New function.
719 (alpha_init_libfuncs): Init some decc libfuncs.
720 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
721 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
722 (DO_CRTL_NAMES): Define.
724 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
725 (LONG_TYPE_SIZE): Define.
726 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
727 (SUBTARGET_SWITCHES): Define malloc64 switch.
728 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
729 (MASK_RETURN_ADDR): Define.
730 doc/invoke.texi (mmalloc64): Document switch.
732 2009-08-09 Olivier Hainque <hainque@adacore.com>
733 Douglas B Rupp <rupp@gnat.com>
735 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
736 uses_condition_handler.
737 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
738 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
739 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
740 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
741 (code_for_builtin): New insn codes for the new alpha_builtins.
742 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
743 (alpha_sa_size): Account for uses_condition_handler.
744 (alpha_expand_prologue): Likewise.
745 (alpha_start_function): Likewise.
746 (alpha_expand_epilogue): Likewise.
747 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
748 establish/revert expanders.
749 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
750 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
751 New expander, resorting to the alpha.c associated function.
752 (builtin_revert_vms_condition_handler): Likewise.
753 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
754 __gcc_shell_handler, the static VMS condition handler used as
755 an indirection wrapper to the current dynamically established
757 * config/alpha/vms-unwind.h: Complete rewrite.
758 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
759 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
761 2009-08-09 Eric Botcazou <botcazou@adacore.com>
762 Douglas B Rupp <rupp@gnat.com>
764 * config/alpha/alpha.c (alpha_links): Add 'target' field.
765 (alpha_need_linkage): Handle aliases. Return function symbol.
766 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
767 Use ultimate alias target for the linkage name.
768 * config/alpha/alpha.md (movmemdi): Use the symbol returned
769 by alpha_need_linkage for the function symbol.
770 (setmemdi): Likewise.
772 2009-08-09 Douglas B Rupp <rupp@gnat.com>
774 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
775 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
776 (ASM_WEAKEN_LABEL): Define.
777 (CRT_CALL_STATIC_FUNCTION): Define.
778 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
779 (ENDFILE_SPEC): Define.
780 (INIT_SECTION_ASM_OP): Define.
781 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
782 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
784 (MULTILIB_OSDIRNAMES): Define.
785 (shlib_version): Define.
787 (SHLIB_OBJS): Define.
788 (SHLIB_NAME): Define.
789 (SHLIB_MULTILIB): Define.
790 (SHLIB_INSTALL): Define.
791 (SHLIB_SYMVEC): Define.
792 (SHLIB_SYMVECX2): Define.
793 (SHLIB_LINK): Define.
795 2009-08-09 Douglas B Rupp <rupp@gnat.com>
797 * config/alpha/alpha.c (alpha_initialize_trampoline):
798 Initialize VMS trampoline IAW ABI for bounded procedure calls.
799 (alpha_start_function): Emit transfer address on nested functions
800 for VMS trampoline call.
801 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
802 since no longer used.
803 * config/alpha/vms-tramp.asm: Remove.
804 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
805 since now only data initialized at runtime.
807 2009-08-09 Douglas B Rupp <rupp@gnat.com>
809 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
810 (LINK_GCC_C_SEQUENCE_SPEC): Define.
811 (MD_EXEC_PREFIX): Remove, no longer used.
812 (MD_STARTFILE_PREFIX): Likewise.
813 (INCLUDE_DEFAULTS): Likewise.
814 * config/alpha/t-vms:
815 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
817 2009-08-09 Richard Guenther <rguenther@suse.de>
819 PR tree-optimization/41016
820 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
821 (operand_precision): Remove.
822 (integral_operand_p): Likewise.
823 (recognize_single_bit_test): Adjust.
825 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
827 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
828 operation overflows. Likewise non-cast unary arithmetic.
829 If one arm of a conditional expression is always taken,
830 inhibit evaluation warnings for the other arm. Likewise inhibit
831 evaluation warnings for the second && or || operand if the first
832 operand is enough to determine the result.
833 * c-typeck.c (build_conditional_expr): Apply the same inhibition
835 (build_binary_op): Prevent duplicate evaluation warnings.
837 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
839 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
840 and destination have different modes, Use promote_mode to
841 determine the signedness of the conversion. Assert that the
842 promoted source mode matches the destination mode. Don't pass
843 the destination and destination mode to expand_expr if the source
844 mode is different. Simplify conversion logic.
846 2009-08-09 Ira Rosen <irar@il.ibm.com>
848 PR tree-optimization/41008
849 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
850 from condition only in case it's a comparison. Adjust checks.
852 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
854 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
855 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
856 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
857 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
858 (dump_cand): Handle them.
859 (struct iv_cand): New members COST_STEP and AINC_USE.
860 (stmt_after_increment): Likewise.
861 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
862 callers changed. Use gimple_uid comparison instead of scanning.
863 (add_candidate_1): When looking for identical candidates, take
864 AINC_USE into account. Set it for new candidates.
865 (force_expr_to_var_cost): Cast target_spill_cost to int.
866 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
867 All callers changed. Check for availability of autoinc addressing
868 modes, both in general for a given mode, and in the specific use case.
869 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
871 (get_computation_cost): Likewise.
872 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
873 add_autoinc_candidates): New static functions.
874 (add_candidate): Call add_autoinc_candidates for candidates based on
876 (find_iv_candidates): Call set_autoinc_for_original_candidates.
877 (determine_use_iv_cost_address): If we have an autoinc candidate at
878 the matching use, verify autoinc is possible and subtract the cost
879 of the candidate's step from the cost.
880 (determine_iv_cost): Record the cost of the increment in the COST_STEP
881 member of the candidate.
882 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
883 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
885 2009-08-09 Douglas B Rupp <rupp@gnat.com>
887 * config.build (ia64-hp-*vms*): New target.
888 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
890 * config.gcc (ia64-hp-*vms*): New target.
891 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
893 * config.host (ia64-hp-*vms*): New target.
894 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
897 2009-08-08 Richard Guenther <rguenther@suse.de>
899 PR tree-optimization/40991
900 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
902 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
904 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
905 mode check. Do truncations in an integer mode.
906 (force_to_mode): Handle subregs for all mode types. Only do
907 arithmetic simplifications on integer modes.
909 2009-08-07 Richard Guenther <rguenther@suse.de>
911 PR tree-optimization/40999
912 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
913 (maybe_fold_reference): Lookup constant initializers.
914 (fold_gimple_assign): Likewise.
916 2009-08-07 Richard Guenther <rguenther@suse.de>
918 * tree-ssa.c (useless_type_conversion_p_1): Only for types
919 that require structural equality defer to the langhook.
921 2009-08-07 Martin Jambor <mjambor@suse.cz>
923 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
925 (struct ipa_pass_through_data): New type.
926 (struct ipa_ancestor_jf_data): New type.
927 (union jump_func_value): Removed field formal_id, added fields
928 pass_through and ancestor.
929 (struct ipa_param_call_note): Changed type of formal_id to int from
931 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
932 operations jump functions and ancestor jump functions.
933 (compute_complex_pass_through): New function.
934 (compute_scalar_jump_functions): Call compute_complex_pass_through,
935 reflect changes in the jump function strucutre.
936 (update_jump_functions_after_inlining): Ignore complex pass-through
937 and ancestor jump functions.
938 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
939 polynomial pass-through with operation jump functions.
941 2009-08-07 Jakub Jelinek <jakub@redhat.com>
943 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
944 fde->dw_fde_begin as begin label instead of hot/cold label.
945 Use LLSDAC label instead of LLSDA for second section lsda.
946 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
947 label instead of LLSDA if it is true.
948 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
950 * except.c (add_call_site, dw2_size_of_call_site_table): Add
951 SECTION argument. Use it as index into crtl->eh.call_site_record
953 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
954 use it to determine how to print table entries instead of using
955 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
956 label instead of normal begin label as base.
957 (sjlj_assign_call_site_values): Adjust add_call_site caller.
958 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
959 ensure no EH range spans between sections and that landing pads
960 are always in the corresponding section.
961 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
962 for crtl->eh.call_site_record being an array rather than scalar.
963 (output_one_function_exception_table): New function, copied
964 from output_function_exception_table. Adjust
965 dw2_size_of_call_site_table, dw2_output_call_site_table
966 callers. For SECOND section use *C suffixed labels.
967 (output_function_exception_table): Call
968 output_one_function_exception_table and, when doing hot/cold
969 partitioning, also another time for the second section.
970 * opts.c: Include except.h.
971 (decode_options): Allow -freorder-blocks-and-partition with
972 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
973 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
974 * function.h (struct rtl_eh): Change call_site_record from
975 scalar into array of 2 elements.
977 2009-08-07 Martin Jambor <mjambor@suse.cz>
979 * ipa-prop.c (count_formal_params_1): New function.
980 (ipa_get_vector_of_formal_parms): New function.
981 (get_vector_of_formal_parm_types): New function.
982 (ipa_modify_formal_parameters): New function.
983 (ipa_modify_call_arguments): New function.
984 (index_in_adjustments_multiple_times_p): New function.
985 (ipa_combine_adjustments): New function.
986 (ipa_dump_param_adjustments): New function.
987 * ipa-prop.h (struct ipa_parm_adjustment): New type.
988 (ipa_get_vector_of_formal_parms): Declare.
989 (ipa_modify_formal_parameters): Declare.
990 (ipa_modify_call_arguments): Declare.
991 (ipa_combine_adjustments): Declare.
992 (ipa_dump_param_adjustments): Declare.
993 (build_ref_for_offset): Declare.
994 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
995 * tree-sra.c: Include ipa-prop.c.
996 (build_ref_for_offset): Make public.
998 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1000 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1002 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1004 * gcc/doc/extend.texi (__builtin_extract_return_address)
1005 (__builtin_frob_return_address): Document.
1007 2009-08-06 Paul Brook <paul@codesourcery.com>
1009 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1010 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1011 implementation on ARMv6-M.
1013 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1015 * doc/extend.texi (pcs): Document new attribute for ARM.
1017 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1019 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1022 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1024 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1027 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1029 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1031 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1033 Merge ARM/hard_vfp_branch to trunk.
1035 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1037 * arm.c (libcall_eq): New function.
1038 (libcall_hash): New function.
1039 (add_libcall): New function.
1040 (arm_libcall_uses_aapcs_base): New function.
1041 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1042 libcalls using the base PCS.
1043 (arm_init_cumulative_args): Likewise.
1045 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1047 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1048 Use base ABI for conversion libfuncs between HFmode and SFmode.
1050 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1052 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1053 V4SImode as representatives of all 64-bit and 128-bit vector
1054 types. Allow vector types without vector modes.
1055 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1056 without vector modes like BLKmode.
1057 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1058 BLKmode. Avoid unsupported vector modes or TImode moves for
1060 (aapcs_vfp_allocate_return_reg): Likewise.
1061 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1062 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1064 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1066 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1067 (arm_get_pcs_model): Pass attribute arguments to
1068 arm_pcs_from_attribute.
1069 (arm_init_cumulative_args): Use base AAPCS for conversions from
1070 floating-point types to DImode.
1071 (arm_attribute_table): Add pcs attribute.
1072 (arm_handle_pcs_attribute): New.
1073 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1074 conversions from floating-point types to DImode, also declare them
1075 to use base AAPCS and declare functions they call to use base
1076 AAPCS and their RTABI names.
1078 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1080 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1081 -mfloat-abi=hard not being supported for VFP.
1083 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1085 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1086 SYMBOL_REF to hard_libcall_value.
1088 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1089 Richard Earnshaw <rearnsha@arm.com>
1091 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1092 has been put on the stack, all remaining co-processory arguments for
1093 that co-processor also go on the stack.
1095 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1097 * config/arm/arm.c (arm_return_in_memory): Handle returning
1098 vectors of suitable size in registers also for AAPCS case.
1100 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1102 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1104 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1106 ARM Hard-VFP calling convention
1107 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1108 * target.h (gcc_target): Add libcall_value to table of call hooks.
1109 * targhooks.h (default_libcall_value): Default implementation.
1110 * targhooks.c (default_libcall_value): Likewise.
1111 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1112 * optabs.c (expand_unop): Use it.
1113 * expr.h (hard_libcall_value): Pass the function RTX through.
1114 * calls.c (emit_library_call_value_1): Update call to
1116 * explow.c (hard_libcall_value): Use new target hook.
1117 * testsuite/lib/target-supports.exp
1118 (check_effective_target_arm_hard_vfp_ok): New hook.
1119 (check_effective_target_arm_neon_ok): Improve test for neon
1121 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1122 * config/arm/arm.c: Include cgraph.h
1123 (TARGET_FUNCTION_VALUE): Override default hook.
1124 (arm_pcs_default): New variable.
1125 (arm_override_options): Don't fault hard calling convention with VFP.
1126 Add support for AAPCS variants.
1127 (arm_function_value): Make static. Handle AAPCS variants.
1128 (arm_libcall_value): New function.
1129 (arm_apply_result_size): Handle VFP registers in results.
1130 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1132 (pcs_attribute_args): New variable.
1133 (arm_pcs_from_attribute): New function.
1134 (arm_get_pcs_model): New function.
1135 (aapcs_vfp_cum_init): New function.
1136 (aapcs_vfp_sub_candidate): New function.
1137 (aapcs_vfp_is_return_candidate): New function.
1138 (aapcs_vfp_is_call_candidate): New function.
1139 (aapcs_vfp_allocate): New function.
1140 (aapcs_vfp_allocate_return_reg): New function.
1141 (aapcs_vfp_advance): New function.
1142 (aapcs_cp_arg_layout): New variable.
1143 (aapcs_select_call_coproc): New function.
1144 (aapcs_select_return_coproc): New function.
1145 (aapcs_allocate_return_reg): New function.
1146 (aapcs_libcall_value): New function.
1147 (aapcs_layout_arg): New function.
1148 (arm_init_cumulative_args): Initialize AAPCS args data.
1149 (arm_function_arg): Handle AAPCS variants using new interface.
1150 (arm_arg_parital_bytes): Likewise.
1151 (arm_function_arg_advance): New function.
1152 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1153 calling conventions.
1154 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1155 * arm.h (NUM_VFP_ARG_REGS): Define.
1156 (LIBCALL_VALUE): Update.
1157 (FUNCTION_VALUE): Delete.
1158 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1159 (arm_pcs): New enum.
1160 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1161 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1162 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1163 * arm-protos.h (arm_function_arg_advance): Add.
1164 (aapcs_libcall_value): Add.
1165 (arm_function_value): Delete.
1167 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1168 H.J. Lu <hongjiu.lu@intel.com>
1171 * config/i386/i386.c (standard_sse_mode_p): Remove.
1172 (standard_sse_constant_p): Return 2 for integer mode
1173 vector_all_ones_operand when SSE2 is enabled.
1174 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1175 (ix86_expand_vector_move): Do not check for negative values from
1176 standard_sse_constant_p.
1178 2009-08-06 Richard Guenther <rguenther@suse.de>
1180 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1181 array type comparisons frontend independent.
1182 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1183 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1184 out array reference lower bound and element size operands.
1185 (ao_ref_init_from_vn_reference): Properly compute the offset
1186 for ARRAY_RANGE_REF.
1187 (vn_reference_fold_indirect): Fill out array reference lower
1188 bound and element size operands.
1189 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1190 a non gimple valued reference operand which can happen for
1191 array reference lower bound or element size.
1192 (create_component_ref_by_pieces_1): Properly generate the
1193 element size operand for array references.
1195 2009-08-06 Richard Guenther <rguenther@suse.de>
1197 PR tree-optimization/40964
1198 * tree.c (iterative_hash_host_wide_int): Export.
1199 * tree.h (iterative_hash_host_wide_int): Declare.
1200 * tree-ssa-structalias.c (heapvar_map): New struct.
1201 (heapvar_map_eq): New function.
1202 (heapvar_map_hash): Likewise.
1203 (heapvar_lookup): Adjust.
1204 (heapvar_insert): Likewise.
1205 (make_constraint_from_heapvar): Allow multiple heap variables
1206 per decl at different offsets.
1207 (init_alias_heapvars): Adjust.
1209 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1211 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1212 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1213 trailing sync if TARGET_SYNC_AFTER_SC.
1215 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1217 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1218 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1219 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1220 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1221 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1222 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1223 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1224 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1225 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1226 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1227 the prototype declaration match the definition.
1228 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1229 instructions explicitly. Add barrier_before and operands
1231 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1232 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1233 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1234 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1235 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1236 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1238 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1240 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1242 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1243 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1246 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1249 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1251 PR rtl-optimization/40924
1252 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1253 make sure canon_rtx (mem_address) isn't simpler than
1254 canon_rtx (expanded_mem_address).
1256 2009-08-05 Li Feng <nemokingdom@gmail.com>
1258 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1260 (build_scop_drs): Build alias set for each SCoP.
1262 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1264 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1265 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1266 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1267 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1268 (BASE_DRIVER_SELF_SPECS): Likewise.
1270 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1272 * tree-ssa-alias.c: Fix some comment typos.
1274 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1276 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1277 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1279 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1282 * simplify-rtx.c (simplify_binary_operation_1): Disable
1283 simplifications for decimal float operations.
1285 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1288 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1289 operand of INDIRECT_REF.
1291 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1293 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1294 constants referencing TLS symbols.
1296 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1298 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1299 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1301 2009-08-03 Richard Guenther <rguenther@suse.de>
1303 * tree.c (make_vector_type): Build a main variant first,
1304 get the canonical one and then build the variant.
1305 * tree-ssa.c (useless_type_conversion_p_1): Handle
1307 (useless_type_conversion_p): Conversions to pointers to
1308 incomplete record types are useless.
1310 2009-08-03 Richard Guenther <rguenther@suse.de>
1312 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1313 file will be created.
1314 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1315 * toplev.c (compile_file): Adjust comment.
1317 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1319 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1320 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1321 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1322 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1323 (sh_promote_function_mode): Fix typo.
1325 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1327 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1329 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1331 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1332 declaration arguments.
1334 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1336 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1337 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1338 (ix86_split_ashl): Ditto.
1339 (ix86_expand_vector_init_one_nonzero): Ditto.
1340 (ix86_expand_vector_set): Ditto.
1341 (ix86_expand_reduc_v4sf): Ditto.
1343 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1345 * explow.c (promote_function_mode): Remove assert.
1346 * config/sh/sh.c (sh_promote_function_mode): Declare.
1348 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1350 * config/pa/pa.c (pa_promote_function_mode): Declare.
1351 Change to static. Fix promote_mode call.
1353 * gthr-dce.h (CONST_CAST2): Define if not defined.
1354 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1356 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1358 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1360 * expr.c (store_constructor): Use promote_decl_mode. Remove
1361 now write-only variable unsignedp.
1362 (expand_expr_real_1): Use promote_decl_mode.
1363 * expr.h (promote_function_mode, promote_decl_mode): New.
1364 (promote_mode): Remove last argument.
1365 * function.c (assign_temp): Drop last argument of promote_mode.
1366 (assign_parm_find_data_types): Use promote_function_mode.
1367 (assign_parm_setup_reg): Likewise.
1368 (expand_function_end): Use promote_function_mode.
1369 * calls.c (initialize_argument_information): Use promote_function_mode.
1370 (precompute_arguments): Use promote_mode instead of checking if
1371 only PROMOTE_FUNCTION_MODE is defined.
1372 (expand_call): When making sibcall decisions, use promote_function_mode.
1373 Below, remove an if for targetm.calls.promote_function_return and
1374 and use promote_function_mode.
1375 (emit_library_call_value_1): Use promote_function_mode, fix bug
1376 where promote_mode was passed FOR_CALL == 0 for a return value in an
1378 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1379 * explow.c (promote_function_mode, promote_decl_mode): New.
1380 (promote_mode): Keep only the FOR_CALL == 0 case.
1381 * combine.c (setup_incoming_promotion): Remove test of
1382 promote_function_args. Use promote_function_mode.
1383 * stmt.c (expand_value_return): Use promote_decl_mode.
1384 (expand_decl): Use promote_decl_mode.
1386 * expr.c (store_constructor): Use promote_decl_mode. Remove
1387 now write-only variable unsignedp.
1388 (expand_expr_real_1): Use promote_decl_mode.
1389 * expr.h (promote_function_mode, promote_decl_mode): New.
1390 (promote_mode): Remove last argument.
1391 * function.c (assign_temp): Drop last argument of promote_mode.
1392 (assign_parm_find_data_types): Use promote_function_mode.
1393 (assign_parm_setup_reg): Likewise.
1394 (expand_function_end): Use promote_function_mode.
1395 * calls.c (initialize_argument_information): Use promote_function_mode.
1396 (precompute_arguments): Use promote_mode instead of checking if
1397 only PROMOTE_FUNCTION_MODE is defined.
1398 (expand_call): When making sibcall decisions, use promote_function_mode.
1399 Below, remove an if for targetm.calls.promote_function_return and
1400 and use promote_function_mode.
1401 (emit_library_call_value_1): Use promote_function_mode, fix bug
1402 where promote_mode was passed FOR_CALL == 0 for a return value in an
1404 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1405 * explow.c (promote_function_mode, promote_decl_mode): New.
1406 (promote_mode): Keep only the FOR_CALL == 0 case.
1407 * combine.c (setup_incoming_promotion): Remove test of
1408 promote_function_args. Use promote_function_mode.
1409 * stmt.c (expand_value_return): Use promote_decl_mode.
1410 (expand_decl): Use promote_decl_mode.
1412 * explow.c (promote_function_mode): Just call the target hook.
1413 * targhooks.c (default_promote_function_mode,
1414 default_promote_function_mode_always_promote): New.
1415 * targhooks.h (default_promote_function_mode,
1416 default_promote_function_mode_always_promote): Declare.
1417 * target.h (promote_function_args, promote_function_return): Remove.
1418 (promote_function_mode): New.
1419 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1420 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1421 (TARGET_PROMOTE_FUNCTION_MODE): New.
1422 (TARGET_CALLS): Adjust.
1423 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1424 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1426 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1427 * config/s390/s390.c (s390_promote_function_mode): ... here,
1428 with pointer handling.
1429 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1430 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1432 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1433 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1434 with pointer handling.
1435 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1436 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1438 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1439 * config/sh/sh.c (sh_promote_function_mode): New.
1440 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1441 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1443 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1444 * config/cris/cris.c (cris_promote_function_mode): ... here.
1445 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1446 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1448 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1449 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1450 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1451 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1453 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1454 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1455 complex type handling.
1456 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1457 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1459 * config/pa/pa.c (pa_promote_function_mode): New.
1460 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1461 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1463 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1464 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1465 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1466 * config/xtensa/xtensa.c: Likewise.
1467 * config/stormy16/stormy16.c: Likewise.
1468 * config/iq2000/iq2000.c: Likewise.
1469 * config/rs6000/rs6000.c: Likewise.
1470 * config/picochip/picochip.c: Likewise.
1471 * config/arc/arc.c: Likewise.
1472 * config/mcore/mcore.c: Likewise.
1473 * config/score/score.c: Likewise.
1474 * config/mips/mips.c: Likewise.
1475 * config/bfin/bfin.c: Likewise.
1476 * config/ia64/ia64.c: Likewise (disabled though).
1478 * config/frv/frv.h: Remove pointless remark.
1480 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1481 TARGET_PROMOTE_FUNCTION_ARGS,
1482 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1483 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1485 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1487 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1488 -floop-parallelize-all.
1489 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1490 flag_loop_parallelize_all.
1491 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1492 * graphite.c (graphite_transform_loops): Same.
1494 * graphite-poly.c (apply_poly_transforms): Same.
1496 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1498 PR tree-optimization/40914
1499 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1500 if set, then check the delta field of the PMF record.
1501 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1502 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1503 call is stored in the delta.
1505 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1507 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1509 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1511 * config/i386/bsd.h (ASM_BYTE): New define.
1512 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1513 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1514 .byte. Use fputs or putc instead of fprintf where appropriate.
1515 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1516 fputs or putc instead of fprintf where appropriate.
1517 * config/i386/i386elf.h: Ditto.
1518 * config/i386/sysv4.h: Ditto.
1520 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1521 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1522 (*tls_global_dynamic_64): Ditto.
1524 2009-07-31 Christian Bruel <christian.bruel@st.com>
1526 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1528 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1530 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1531 Remove dead code for MINUS.
1533 2009-07-31 Anthony Green <green@moxielogic.com>
1535 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1537 (moxie_expand_epilogue): Ditto for epilogue.
1538 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1540 (moxie_function_arg): Ditto.
1541 (moxie_pass_by_reference): Ditto.
1542 (moxie_arg_partial_bytes): Ditto.
1543 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1544 (FUNCTION_ARG_ADVANCE) Ditto.
1545 (REG_PARM_STACK_SPACE) Ditto.
1546 (FUNCTION_ARG_REGNO_P) Dito.
1548 * config.gcc: Add moxie linux config support.
1549 * gcc/config/moxie/uclinux.h: New file.
1551 2009-07-31 DJ Delorie <dj@redhat.com>
1553 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1554 (UNSPECV_SP_SWITCH_E): New.
1555 (sp_switch_1): Change to an unspec.
1556 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1558 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1559 reference the new stack's address
1561 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1563 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1564 graphite-clast-to-gimple.o, graphite-dependences.o,
1565 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1566 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1567 (graphite-blocking.o,
1568 graphite-clast-to-gimple.o, graphite-dependences.o,
1569 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1570 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1571 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1572 * cfgloop.h (struct loop): Add can_be_parallel field.
1573 * common.opt (fgraphite-identity): Moved up.
1574 (fgraphite-force-parallel): New flag.
1575 * graphite.c: Rewrite.
1576 * graphite.h: Rewrite.
1577 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1579 * toplev.c (graphite_out_file): New file descriptor.
1580 (graphite_in_file): New.
1581 (process_options): flag_graphite_force_parallel cannot be used without
1583 * tree-ssa-loop.c: Include toplev.h.
1584 (gate_graphite_transforms): Enable flag_graphite for
1585 flag_graphite_force_parallel.
1587 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1589 * ChangeLog.graphite: New.
1590 * graphite-blocking.c: New.
1591 * graphite-clast-to-gimple.c: New.
1592 * graphite-clast-to-gimple.h: New.
1593 * graphite-dependences.c: New.
1594 * graphite-dependences.h: New.
1595 * graphite-interchange.c: New.
1596 * graphite-poly.c: New.
1597 * graphite-poly.h: New.
1598 * graphite-ppl.c: New.
1599 * graphite-ppl.h: New.
1600 * graphite-scop-detection.c: New.
1601 * graphite-scop-detection.h: New.
1602 * graphite-sese-to-poly.c: New.
1603 * graphite-sese-to-poly.h: New.
1607 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1609 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1610 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1612 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1614 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1615 (scev_is_linear_expression): Return false if the evolution is not
1616 affine multivariate.
1618 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1620 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1621 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1623 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1625 * tree-data-ref.c (debug_data_references): New.
1626 (debug_data_reference): New.
1627 * tree-data-ref.h (debug_data_references): Declared.
1628 (debug_data_reference): Declared.
1630 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1632 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1633 * tree-data-ref.h (scop_p): Removed.
1634 (struct data_reference): Remove field scop.
1636 (stmt_simple_memref_p): Removed.
1638 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1640 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1641 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1644 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1646 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1648 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1650 * doc/invoke.texi (-fgraphite-identity): Documented.
1652 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1654 * tree-scalar-evolution.c: Fix comment.
1655 (instantiate_scev_1): Return unknow from scev instantiation if the
1656 result is not above instantiate_below.
1658 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1660 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1661 static anymore. Instantiate the symbols that may have been introduced
1663 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1666 2009-07-30 DJ Delorie <dj@redhat.com>
1668 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1669 .vliw directive to VLIW sections.
1671 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1673 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1675 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1676 (AUTOHEADER): New variable.
1677 ($(srcdir)/cstamp-h.in): Use it.
1679 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1680 Pat Haugen <pthaugen@us.ibm.com>
1681 Revital Eres <ERES@il.ibm.com>
1683 * config/rs6000/vector.md (VEC_F): Add VSX support.
1687 (vector_load_<mode>): Ditto.
1688 (vector_store_<mode>): Ditto.
1689 (vector GPR move split): Ditto.
1690 (vec_reload_and_plus_<mptrsize>): Ditto.
1691 (vec_reload_and_reg_<mptrsize>): Ditto.
1692 (add<mode>3): Ditto.
1693 (sub<mode>3): Ditto.
1694 (mul<mode>3): Ditto.
1695 (neg<mode>2): Ditto.
1696 (abs<mode>2): Ditto.
1697 (smin<mode>3): Ditto.
1698 (smax<mode>3): Ditto.
1699 (vector_eq<mode>): Ditto.
1700 (vector_gt<mode>): Ditto.
1701 (vector_ge<mode>): Ditto.
1702 (vector_gtu<mode>): Ditto.
1703 (vector_select_<mode>_uns): Ditto.
1704 (vector_eq_<mode>_p): Ditto.
1705 (vector_gt_<mode>_p): Ditto.
1706 (vector_ge_<mode>_p): Ditto.
1707 (vector_gtu_<mode>_p): Ditto.
1708 (cr6_test_for_zero): Ditto.
1709 (cr6_test_for_zero_reverse): Ditto.
1710 (cr6_test_for_lt): Ditto.
1711 (cr6_test_for_lt_reverse): Ditto.
1712 (xor<mode>3): Ditto.
1713 (ior<mode>3): Ditto.
1714 (and<mode>3): Ditto.
1715 (one_cmpl<mode>2): Ditto.
1716 (nor<mode>2): Ditto.
1717 (andc<mode>2): Ditto.
1718 (float<VEC_int<mode>2): Ditto.
1719 (unsigned_float<VEC_int><mode>2): Ditto.
1720 (fix_trunc<mode><VEC_int>2): Ditto.
1721 (fixuns_trunc<mode><VEC_int>2): Ditto.
1723 (vec_set<mode>): Ditto.
1724 (vec_extract<mode>): Ditto.
1725 (vec_interleave_highv4sf): Ditto.
1726 (vec_interleave_lowv4sf): Ditto.
1727 (vec_realign_load_<mode>): Ditto.
1728 (vec_shl_<mode>): Ditto.
1729 (vec_shr_<mode>): Ditto.
1730 (div<mode>3): New patterns for VSX.
1731 (vec_interleave_highv2df): Ditto.
1732 (vec_interleave_lowv2df): Ditto.
1733 (vec_pack_trunc_v2df): Ditto.
1734 (vec_pack_sfix_trunc_v2df): Ditto.
1735 (vec_pack_ufix_trunc_v2df): Ditto.
1736 (vec_unpacks_hi_v4sf): Ditto.
1737 (vec_unpacks_lo_v4sf): Ditto.
1738 (vec_unpacks_float_hi_v4si): Ditto.
1739 (vec_unpacks_float_lo_v4si): Ditto.
1740 (vec_unpacku_float_hi_v4si): Ditto.
1741 (vec_unpacku_float_lo_v4si): Ditto.
1742 (movmisalign<mode>): Ditto.
1743 (vector_ceil<mode>2): New patterns for vectorizing math library.
1744 (vector_floor<mode>2): Ditto.
1745 (vector_btrunc<mode>2): Ditto.
1746 (vector_copysign<mode>3): Ditto.
1748 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1749 predicate for setting the high bit in each word, used for copysign.
1751 * config/rs6000/ppc-asm.h (f19): Whitespace.
1752 (f32-f63): Define if VSX.
1753 (v0-v31): Define if Altivec.
1754 (vs0-vs63): Define if VSX.
1756 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1758 * config/rs6000/power7.md: New file, provide tuning parameters for
1761 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1762 (rs6000_cpu_cpp_builtins): Ditto.
1763 (altivec_overloaded_builtins): Ditto.
1764 (altivec_resolve_overloaded_builtin): Ditto.
1766 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1767 debug switch to disable vectorizing simple math builtin
1770 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1771 Vectorize simple math builtin functions.
1772 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1773 hook to vectorize math builtins.
1774 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1775 (rs6000_builtin_conversion): Add VSX/power7 support.
1776 (rs6000_builtin_vec_perm): Ditto.
1777 (vsplits_constant): Add support for loading up a vector constant
1778 with just the high bit set in each part.
1779 (rs6000_expand_vector_init): Add VSX/power7 support.
1780 (rs6000_expand_vector_set): Ditto.
1781 (rs6000_expand_vector_extract): Ditto.
1782 (rs6000_emit_move): Ditto.
1783 (bdesc_3arg): Ditto.
1784 (bdesc_2arg): Ditto.
1785 (bdesc_1arg): Ditto.
1786 (rs6000_expand_ternop_builtin): Ditto.
1787 (altivec_expand_builtin): Ditto.
1788 (rs6000_expand_unop_builtin): Ditto.
1789 (rs6000_init_builtins): Ditto.
1790 (altivec_init_builtins): Ditto.
1791 (builtin_function_type): Ditto.
1792 (rs6000_common_init_builtins): Ditto.
1793 (rs6000_handle_altivec_attribute); Ditto.
1794 (rs6000_mangle_type): Ditto.
1795 (rs6000_vector_mode_supported_p): Ditto.
1796 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1799 * config/rs6000/vsx.md: New file for VSX support.
1801 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1802 identifing values with just the most significant bit set.
1803 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1804 vectorized builtins.
1806 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1807 (UNSPEC_VRFIM): Delete.
1808 (splitter for loading up vector with most significant bit): New
1809 splitter for vectorizing copysign.
1810 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1811 vectorizing simple math functions.
1812 (altivec_vrfip): Add support for vectorizing simple math functions.
1813 (altivec_vrfim): Ditto.
1814 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1816 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1817 (power7.md, vsx.md): Include for power7 support.
1818 (copysigndf3): Use VSX instructions if -mvsx.
1819 (negdf2_fpr): Ditto.
1820 (absdf2_fpr): Ditto.
1821 (nabsdf2_fpr): Ditto.
1822 (adddf3_fpr): Ditto.
1823 (subdf3_fpr): Ditto.
1824 (muldf3_fpr): Ditto.
1825 (divdf3_fpr): Ditto.
1826 (fix_truncdfdi2_fpr): Ditto.
1827 (cmpdf_internal1): Ditto.
1828 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1829 (btruncdf2, btruncdf2_fpr): Ditto.
1830 (ceildf2, ceildf2_fpr): Ditto.
1831 (floordf2, floordf2_fpr): Ditto.
1832 (floatdidf2, floatdidf2_fpr): Ditto.
1833 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1834 (fmsubdf4_fpr): Ditto.
1835 (fnmadddf4_fpr_1): Ditto.
1836 (fnmadddf4_fpr_2): Ditto.
1837 (fnmsubdf4_fpr_1): Ditto.
1838 (fnmsubdf4_fpr_2): Ditto.
1839 (fixuns_truncdfdi2): Add expander for VSX support.
1840 (fix_truncdfdi2): Ditto.
1841 (fix_truncdfsi2): Ditto.
1843 (btruncsf2): Whitespace.
1844 (movdf_hardfloat32): Add support for VSX registers.
1845 (movdf_softfloat32): Ditto.
1846 (movdf_hardfloat64): Ditto.
1847 (movdf_hardfloat64_mfpgpr): Ditto.
1848 (movdf_softfloat64): Ditto.
1849 (movti splitters): Add check for vector registers supporting
1850 TImode in the future.
1851 (bpermd): Add power7 bpermd instruction.
1853 * config/rs6000/altivec.h (vec_div): Define if VSX.
1857 (vec_nearbyint): Ditto.
1860 (all predicates): Use the generic builtin function, and not the V4SF
1861 specific function so that the predicates will work with VSX's V2DF.
1865 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1866 Document new VSX functions and types.
1868 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1871 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1872 "wa", and "j" constraints. Modify "v" to talk about Altivec
1873 instead of just vector.
1875 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1878 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1879 location for phi arguments.
1880 (rewrite_update_phi_arguments): Find locations for reaching defs.
1881 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1882 Add location to add_phi_arg calls.
1883 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1884 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1885 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1886 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1887 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1888 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1889 * tree-phinodes.c (make_phi_node): Initialize location.
1890 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1891 (add_phi_arg): Add location parameter.
1892 (remove_phi_arg_num): Move location when moving phi argument.
1893 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1895 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1896 slpeel_update_phi_nodes_for_guard1,
1897 slpeel_update_phi_nodes_for_guard2,
1898 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1899 vect_loop_versioning): Set locations.
1900 * tree-parloops.c (create_phi_for_local_result,
1901 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1902 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1903 * tree-vect-loop.c (get_initial_def_for_induction,
1904 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1906 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1907 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1908 (gimple_phi_arg_set_location): New. Set locus.
1909 (gimple_phi_arg_has_location): New. Check for locus.
1910 (redirect_edge_var_map_location): New. Return locus from var_map.
1911 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1912 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1913 combining PHI arguments.
1914 (cond_store_replacement): Set location.
1915 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1916 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1917 scop_add_exit_phis_edge): Add locations.
1918 * tree-cfgcleanup.c (remove_forwarder_block,
1919 remove_forwarder_block_with_phi): Add locations.
1920 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1921 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1923 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1924 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1925 flush_pending_stmts): Add source location.
1926 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1927 stack to preserve locations.
1928 * tree-vect-stmts.c (vectorizable_load): Add location.
1929 * tree-inline.c (copy_phis_for_bb): Copy locus.
1930 (setup_one_parameter): Add call locus to inlined parameter stmts.
1931 (initialize_inlined_parameters): Pass in call location as parameter
1933 (tree_function_versioning): Pass location to setup_one_parameter.
1934 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1935 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1936 copy and edge lists.
1937 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1938 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1939 locus parameter and override the stmt default if provided.
1940 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1941 elim_graph_add_edge, elim_graph_remove_succ_edge,
1942 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1943 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1944 eliminate_phi): Add locus info in elimination graph for each edge and
1946 (insert_backedge_copies): Copy locus if present.
1947 * tree-flow.h (struct _edge_var_map): Add locus field.
1948 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1949 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1950 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1952 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1954 2009-07-30 Martin Jambor <mjambor@suse.cz>
1956 PR tree-optimization/40570
1957 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1960 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1962 * ssa-loop-manip.c: Include langhooks.h.
1963 (rewrite_phi_with_iv): New.
1964 (rewrite_all_phi_nodes_with_iv): New.
1965 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1966 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1967 * tree-parloops.c (loop_parallel_p): Move out all conditions
1968 except dependency check.
1969 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1970 (gen_parallel_loop): Call canonicalize_loop_ivs without
1971 reduction_list argument.
1972 (build_new_reduction): New.
1973 (gather_scalar_reductions): New.
1974 (try_get_loop_niter): New.
1975 (try_create_reduction_list): New.
1976 (parallleize_loops): Change the parallel conditions check.
1977 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1978 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1980 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1982 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1984 * doc/options.texi (Option properties): Mention new quoting syntax.
1986 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1988 * config/alpha/alpha.c (alpha_start_function):
1989 Handle VMS_DEBUG_MAIN_POINTER
1990 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1991 * doc/invoke.texi: Document -mdebug-main switch.
1993 2009-07-29 Richard Henderson <rth@redhat.com>
1995 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1996 (cgraph_create_edge_including_clones): Likewise.
1997 * tree-inline.c (copy_bb): Operate on the correct edges
1998 when updating the callgraph.
2000 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2002 * config/alpha/vms-cc.c: Deleted.
2003 * config/alpha/vms-ld.c: Deleted.
2004 * config/alpha/t-vms64: Moved to config/vms
2005 * config/alpha/vms-crt0-64.c: Moved to config/vms
2006 * config/alpha/vms-crt0.c: Moved to config/vms
2007 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2008 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2009 * config/alpha/xm-vms.h: Moved to config/vms
2010 * config/alpha/x-vms: Moved to config/vms
2011 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2013 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2014 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2016 * config/vms/t-vms64: Moved here from config/alpha
2017 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2018 (argc,argv,envp): Enforce 32bit malloc'ing.
2019 * config/vms/vms-psxcrt0-64.c: Likewise.
2020 * config/vms/vms-crt0.c: Moved here from config/alpha.
2021 * config/vms/vms-psxcrt0.c: Likewise.
2022 * config/vms/vms-crtl-64.h: New file.
2023 * config/vms/vms-crtl.h: New file.
2024 * config/vms/vms.opt: New file.
2025 * config/vms/xm-vms64.h: New file.
2026 * config/vms/xm-vms.h: Moved here from config/alpha.
2027 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2029 * config/vms/x-vms: Moved here from config/alpha.
2030 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2031 (vms-ld.o, vms-cc.o): Removed.
2032 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2034 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2036 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2037 correct stack (obvious VMS fix).
2039 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2041 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2042 date, version info if VMS_DEBUGGING_INFO defined.
2043 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2044 size, date calculating code moved here.
2046 2009-07-29 Paul Brook <paul@codesourcery.com>
2048 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2051 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2054 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2055 to DImode when generating insq_le insn.
2057 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2059 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2060 New macro set for VMS_DEBUGGGING_INFO.
2061 (AT_string_form): Use it.
2063 2009-07-28 DJ Delorie <dj@redhat.com>
2065 * config/mep/mep.c (vtext_section): New.
2066 (vftext_section): New.
2067 (ftext_section): New.
2068 (mep_select_section): Add support for functions.
2069 (mep_unique_section): Likewise.
2070 (mep_asm_init_sections): Likewise.
2071 (mep_encode_section_info): Remove it from here.
2073 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2075 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2077 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2078 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2080 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2082 * dwarf2out.c (output_file_names): Test new macro
2083 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2084 (add_comp_dir_attribute): Likewise.
2086 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2088 * config/i386/mingw-w64.h (LINK_SPEC): Add
2089 separating space between commands.
2091 2009-07-28 Jan Hubicka <jh@suse.cz>
2093 PR tree-optimization/40759
2094 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2097 2009-07-27 DJ Delorie <dj@redhat.com>
2099 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2100 types are dword-aligned.
2101 (mep_expand_va_start): Likewise.
2103 2009-07-27 Olivier Hainque <hainque@adacore.com>
2104 Douglas B Rupp <rupp@gnat.com>
2106 * convert.c (convert_to_pointer): Don't assume the target
2107 pointer type is POINTER_SIZE long. Fetch its precision instead.
2109 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2111 * system.h (fopen): Undefine if macro.
2113 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2115 * dwarf2out.c (output_cfi_p): Removed.
2116 (output_cfis): New function.
2117 (output_fde): New function, split from output_call_frame_info.
2118 (output_call_frame_info): Use it.
2119 (dwarf2out_switch_text_section): Use output_cfis.
2121 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2123 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2124 TARGET_BI_ARCH is specified without enabling SJLJ.
2125 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2126 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2128 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2130 * arm.md (negdi2): Use DImode if forcing a value into a register.
2132 2009-07-26 Ira Rosen <irar@il.ibm.com>
2134 PR tree-optimization/40801
2135 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2136 of vector operand from the previous copy of vector statement.
2137 Pass the correct definition type value to
2138 vect_get_vec_def_for_stmt_copy().
2140 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2142 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2143 const char ** conversion.
2145 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2147 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2148 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2149 (gcc_unreachable): Invoke __builtin_unreachable() if
2150 !ENABLE_ASSERT_CHECKING.
2152 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2154 PR rtl-optimization/40445
2155 * emit-rtl.c (next_nonnote_insn_bb): New function.
2156 * rtl.h (next_nonnote_insn_bb): Declare new function.
2157 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2158 with no successors that is the successor of the ENTRY_BLOCK.
2159 Continue from the top after removing an empty fallthrough block.
2160 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2161 of next_nonnote_insn.
2163 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2165 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2167 2009-07-25 Martin Jambor <mjambor@suse.cz>
2169 * c-common.c (c_common_attribute_table): New element for noclone.
2170 (handle_noclone_attribute): New function. Forward-declare.
2171 * tree-inline.c (tree_versionable_function_p): Check for noclone
2173 * doc/extend.texi (Labels as Values): Document need for noclone.
2174 (Function Attributes): Document noclone attribute.
2176 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2178 PR rtl-optimization/34999
2179 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2180 and dw_fde_switched_cold_to_hot fields.
2181 (output_cfi_p): New function.
2182 (output_call_frame_info): If fde->dw_fde_switched_sections,
2183 output 2 FDEs instead of one with corrupted header.
2184 (dwarf2out_do_cfi_startproc): New function.
2185 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2186 and fde->dw_fde_switched_cold_to_hot.
2187 (dwarf2out_switch_text_section): Compute
2188 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2189 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2190 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2191 Otherwise, compute fde->dw_fde_switch_cfi.
2193 2009-07-24 Cary Coutant <ccoutant@google.com>
2195 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2197 2009-07-24 Cary Coutant <ccoutant@google.com>
2199 * cfghooks.c (split_block): Copy discriminator to new block.
2200 * tree-cfg.c (assign_discriminator): Check location of last
2201 instruction in block as well as first.
2203 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2205 * config/i386/linux.c: Use fputs or putc instead of fprintf
2207 * config/i386/gas.h: Ditto.
2208 * config/i386/x86-64.h: Ditto.
2209 * config/i386/att.h: Ditto.
2211 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2213 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2216 2009-07-24 Martin Jambor <mjambor@suse.cz>
2218 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2219 (ipa_push_func_to_list_1): Declare.
2220 (ipa_push_func_to_list): New function.
2222 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2223 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2224 (ipa_push_func_to_list): Removed.
2225 (ipa_pop_func_from_list): Clear node_enqueued flag.
2227 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2229 * config/s390/s390.c (override_options): Default
2230 max-unrolled-insns to 100 for z10 tuning.
2232 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2234 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2235 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2236 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2237 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2238 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2239 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2240 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2242 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2244 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2245 use default set in mingw32.h header.
2246 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2247 64-bit /mingw/include path.
2248 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2251 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2253 PR rtl-optimization/40209
2254 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2256 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2258 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2259 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2260 with the rest of string where appropriate. Use fputs or putc
2261 instead of fprintf where appropriate.
2263 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2264 Pat Haugen <pthaugen@us.ibm.com>
2265 Revital Eres <ERES@il.ibm.com>
2267 * config/rs6000/vector.md: New file. Move most of the vector
2268 expander support here from altivec.md to allow for the VSX vector
2269 unit in the future. Add support for secondary_reload patterns.
2270 Rewrite the patterns for vector comparison, and vector comparison
2271 predicate instructions so that the RTL expresses the desired
2272 behavior, instead of using unspec.
2274 * config/rs6000/constraints.md ("f" constraint): Use
2275 rs6000_constraints to hold the precalculated register class.
2276 ("d" constraint): Ditto.
2277 ("wd" constraint): New constraint for VSX.
2278 ("wf" constraint): Ditto.
2279 ("ws" constraint): Ditto.
2280 ("wa" constraint): Ditto.
2281 ("wZ" constraint): Ditto.
2282 ("j" constraint): Ditto.
2284 * config/rs6000/predicates.md (vsx_register_operand): New
2286 (vfloat_operand): New predicate for vector.md.
2287 (vint_operand): Ditto.
2288 (vlogical_operand): Ditto.
2289 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2290 (easy_vector_constant): Add VSX support.
2291 (altivec_indexed_or_indirect_operand): New predicate for
2292 recognizing Altivec style memory references with AND -16.
2294 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2295 for vector secondary reload support.
2296 (rs6000_vector_reg_class): Delete, replacing it with
2298 (rs6000_vsx_reg_class): Ditto.
2299 (rs6000_constraints): New array to hold the register classes of
2300 each of the register constraints that can vary at runtime.
2301 (builtin_mode_to_type): New static array for builtin function type
2303 (builtin_hash_table): New static hash table for builtin function
2305 (TARGET_SECONDARY_RELOAD): Define target hook.
2306 (TARGET_IRA_COVER_CLASSES): Ditto.
2307 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2308 registers are 128 bits if VSX memory reference instructions are used.
2309 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2311 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2312 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2313 Print several of the scheduling related parameters.
2314 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2315 rs6000_constraints instead of rs6000_vector_reg_class. Move
2316 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2317 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2318 Altivec. Add VSX support. Setup for secondary reload support on
2319 Altivec/VSX registers.
2320 (rs6000_override_options): Make power7 set the scheduling groups
2321 like the power5. Add support for new debug switches to override
2322 the scheduling defaults. Temporarily disable -mcpu=power7 from
2323 setting -mvsx. Add support for debug switches -malways-hint,
2324 -msched-groups, and -malign-branch-targets.
2325 (rs6000_buitlin_conversion): Add support for returning unsigned
2326 vector conversion functions to fix regressions due to stricter
2328 (rs6000_builtin_mul_widen_even): Ditto.
2329 (rs6000_builtin_mul_widen_odd): Ditto.
2330 (rs6000_builtin_vec_perm): Ditto.
2331 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2332 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2334 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2336 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2337 VSX types for bit operations. Changes to accomidate vector.md.
2338 (bdesc_2arg): Ditto.
2339 (bdesc_1arg): Ditto.
2340 (struct builtin_description_predicates): Rewrite predicate
2341 handling so that RTL describes the operation, instead of passing
2342 the instruction to be used as a string argument.
2343 (bdesc_altivec_preds): Ditto.
2344 (altivec_expand_predicate_builtin): Ditto.
2345 (altivec_expand_builtin): Ditto.
2346 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2347 statement for vsldoi support.
2348 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2349 (altivec_expand_st_builtin): Ditto.
2350 (paired_expand_builtin): Whitespace changes.
2351 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2352 builtin_mode_to_type table for secondary reload. Call
2353 builtin_function_type to build random builtin functions.
2354 (altivec_init_builtins): Change to use builtin_function_type to
2355 create builtin function types dynamically as we need them.
2356 (builtin_hash_function): New support for hashing the tree types
2357 for builtin function as we need it, rather than trying to build
2358 all of the trees that we need. Add initial preliminary VSX support.
2359 (builtin_function_type): Ditto.
2360 (builtin_function_eq): Ditto.
2361 (builtin_hash_struct): Ditto.
2362 (rs6000_init_builtins): Ditto.
2363 (rs6000_common_init_builtins): Ditto.
2364 (altivec_init_builtins): Ditto.
2365 (rs6000_common_init_builtins): Ditto.
2366 (enum reload_reg_type): New enum for simplifing reg classes.
2367 (rs6000_reload_register_type): Simplify register classes into GPR,
2368 Vector, and other registers. Altivec and VSX addresses in reload.
2369 (rs6000_secondary_reload_inner): Ditto.
2370 (rs6000_ira_cover_classes): New target hook, that returns the
2371 appropriate cover classes, based on -mvsx being used or not.
2372 (rs6000_secondary_reload_class): Add VSX support.
2373 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2374 (get_vsel_insn): Ditto.
2375 (rs6000_emit_vector_compare): Rewrite vector conditional support
2376 so that where we can, we use RTL operators, instead of blindly use
2378 (rs6000_emit_vector_select): Ditto.
2379 (rs6000_emit_vector_cond_expr): Ditto.
2380 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2381 (create_TOC_reference): Add -mdebug=addr support.
2382 (emit_frame_save): VSX loads/stores need register indexed addressing.
2384 * config/rs6000/rs6000.md: Include vector.md.
2386 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2388 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2389 support for V2DI, V2DF in logical, permute, select operations.
2391 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2392 switch for vsx/power7.
2393 (-mvsx-scalar-memory): Ditto.
2394 (-mvsx-align-128): Ditto.
2395 (-mallow-movmisalign): Ditto.
2396 (-mallow-df-permute): Ditto.
2397 (-msched-groups): Ditto.
2398 (-malways-hint): Ditto.
2399 (-malign-branch-targets): Ditto.
2401 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2403 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2404 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2405 (rs6000_vector_reg_class): Delete.
2406 (rs6000_vsx_reg_class): Ditto.
2407 (enum rs6000_reg_class_enum): New enum for the constraints that
2408 vary based on target switches.
2409 (rs6000_constraints): New array to hold the register class for all
2410 of the register constraints that vary based on the switches used.
2411 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2412 (enum rs6000_builtins): Add unsigned varients for the builtin
2413 declarations returned by target hooks for expanding multiplies,
2414 select, and permute operations. Add VSX builtins.
2415 (enum rs6000_builtin_type_index): Add entries for VSX.
2416 (V2DI_type_node): Ditto.
2417 (V2DF_type_node): Ditto.
2418 (unsigned_V2DI_type_node): Ditto.
2419 (bool_long_type_node): Ditto.
2420 (intDI_type_internal_node): Ditto.
2421 (uintDI_type_internal_node): Ditto.
2422 (double_type_internal_node): Ditto.
2424 * config/rs6000/altivec.md (whole file): Move all expanders to
2425 vector.md from altivec.md. Rename insn matching functions to be
2427 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2428 (altivec_vcmp*): Ditto.
2429 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2430 (VM): New iterator for moves that includes the VSX types.
2431 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2432 (altivec_vperm_<mode>_uns): New, for unsigned types.
2433 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2434 (altivec_eq<mode>): Ditto.
2435 (altivec_gt<mode>): Ditto.
2436 (altivec_gtu<mode>): Ditto.
2437 (altivec_eqv4sf): Ditto.
2438 (altivec_gev4sf): Ditto.
2439 (altivec_gtv4sf): Ditto.
2440 (altivec_vcmpbfp_p): Ditto.
2442 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2444 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2447 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2450 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2451 ASM_SHORT instead of .word.
2452 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2453 instead of .word in asm template.
2455 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2458 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2459 (process_bb_node_lives): Use it.
2461 * ira.c (setup_cover_and_important_classes): Don't setup
2462 ira_important_class_nums. Add cover classes to the end of
2464 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2466 (find_reg_class_closure): Use reorder_important_classes.
2468 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2470 * config/i386/i386.c (i386_ira_cover_classes): New function.
2471 (TARGET_IRA_COVER_CLASSES): Redefine.
2473 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2474 importance of order of cover classes in the array.
2476 2009-07-22 Diego Novillo <dnovillo@google.com>
2478 * tree-pass.h (TDF_EH): Define.
2479 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2480 contains TDF_EH, print the EH region number holding GS.
2481 * tree-dump.c (dump_options): Add "eh".
2482 * doc/invoke.texi: Document it.
2484 2009-07-22 Doug Kwan <dougkwan@google.com>
2486 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2488 2009-07-22 Michael Matz <matz@suse.de>
2490 PR tree-optimization/35229
2491 PR tree-optimization/39300
2493 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2494 (inhibit_phi_insertion): New function.
2495 (insert_into_preds_of_block): Call it for REFERENCEs.
2496 (init_pre): Initialize and finalize scalar evolutions.
2497 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2499 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2502 Use CONST_VECTOR_NUNITS to determine number of elements.
2504 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2506 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2507 (U, W): Constraints are now deprecated and will be removed if we
2509 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2511 ("prefetch"): Add the stcmh instruction for prefetching.
2512 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2514 (s390_short_displacement): Return always true if compiling for
2515 machines not providing the long displacement facility.
2516 (s390_mem_constraint): Support the new constraint letter Z.
2517 (s390_check_qrst_address): New function.
2519 2009-07-21 DJ Delorie <dj@redhat.com>
2521 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2524 2009-07-21 Jason Merrill <jason@redhat.com>
2526 * c-common.c (max_tinst_depth): Increase default to 1024.
2528 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2530 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2531 (vec_unpacku_float_lo_v4si): Ditto.
2533 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2536 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2537 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2538 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2539 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2541 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2543 PR tree-optimization/40813
2544 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2547 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2549 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2550 with a NOP_EXPR if needed.
2552 2009-07-21 Paul Brook <paul@codesourcery.com>
2554 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2555 Terminate debug dump with newline.
2557 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2559 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2560 Cast "1" to unsigned HOST_WIDE_INT.
2561 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2562 deposit length to the maximum length - lsb. Extend length if
2563 HOST_BITS_PER_WIDE_INT is 32.
2565 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2567 * cgraph.h (constant_pool_htab): New function.
2568 (constant_descriptor_tree): Move from varasm.c.
2569 * varasm.c (constant_pool_htab): New function.
2570 (constant_descriptor_tree): Move to cgraph.h.
2572 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2574 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2576 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2578 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2581 2009-07-20 Xinliang David Li <davidxl@google.com>
2583 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2585 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2587 * config/mips/mips.md (move_type): Add arith.
2588 (type): Handle arith.
2589 (zero_extendsidi2): Rename this into ...
2590 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2591 (zero_extendsidi2): New expander.
2592 (*zero_extendsidi2_dext): New pattern.
2594 2009-07-20 Nick Clifton <nickc@redhat.com>
2596 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2597 to set MIPS_ABI_DEFAULT.
2598 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2600 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2602 * tree-object-size.c (addr_object_size): Handle unions with
2603 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2605 PR tree-optimization/40792
2606 * tree.c (build_function_type_skip_args): Remove bogus assert.
2608 2009-07-20 Jan Hubicka <jh@suse.cz>
2609 Martin Jambor <mjambor@suse.cz>
2611 * cgraph.h (combined_args_to_skip): New field.
2612 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2613 combined_args_to_skip and args_to_skip.
2614 * tree-inline.c (update_clone_info): New function.
2615 (tree_function_versioning): Call update_clone_info.
2616 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2618 (cgraph_materialize_all_clones): More extensive dumping, working
2619 with combined_args_to_skip rather than args_to_skip.
2621 2009-07-20 Ira Rosen <irar@il.ibm.com>
2623 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2624 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2625 (get_initial_def_for_reduction): Likewise.
2626 (vectorizable_reduction): Skip the check of first operand in case
2627 of COND_EXPR. Add check that it is outer loop vectorization if
2628 nested cycle was detected. Call vectorizable_condition() for
2629 COND_EXPR. If reduction epilogue cannot be created do not fail for
2630 nested cycles (if it is not double reduction). Assert that there
2631 is only one type in the loop in case of COND_EXPR. Call
2632 vectorizable_condition() to vectorize COND_EXPR.
2633 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2634 Add parameters. Allow nested cycles if called from
2635 vectorizable_reduction(). Use reduction vector variable if provided.
2636 (vect_analyze_stmt): Call vectorizable_reduction() before
2637 vectorizable_condition().
2638 (vect_transform_stmt): Update call to vectorizable_condition().
2640 2009-07-20 Christian Bruel <christian.bruel@st.com>
2642 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2643 * doc/invoke.texi (-mfmovd): Likewise.
2644 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2646 2009-07-20 Jan Hubicka <jh@suse.cz>
2648 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2649 when handling SSA name.
2651 2009-07-19 Jan Hubicka <jh@suse.cz>
2653 PR tree-optimization/40676
2654 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2655 virtual PHIs in empty BBs.
2657 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2659 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2660 re-expanded the compound use gen_lowpart instead to convert to the
2663 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2665 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2666 OUTER_CONST arguments.
2667 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2668 the new wider mode will be masked off.
2669 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2671 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2673 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2674 high-order bits are zero.
2676 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2678 * combine.c (simplify_shift_const_1): Split code to determine
2680 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2681 new bits shifted in are identical to the old sign bit.
2683 2009-07-18 Richard Guenther <rguenther@suse.de>
2686 * gimplify.c (gimplify_call_expr): Reject code using results from
2687 functions returning void.
2689 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2691 * doc/md.texi: Document the new PowerPC "es" constraint.
2692 Document that "m" can include automodified addresses on this target,
2693 and explain how %U must be used. Extend the "Q" and "Z" documentation
2694 to suggest "es" as well as "m".
2695 * config/rs6000/constraints.md (es): New memory constraint.
2696 (Q, Z): Update strings to match new documentation.
2698 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2700 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2701 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2702 * config/rs6000/predicates.md (volatile_mem_operand): Use
2703 offsettable_nonstrict_memref_p.
2704 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2705 (*floatunssidf2_internal): Likewise.
2706 (*fix_truncdfsi2_internal): Likewise.
2707 (*fix_trunctfsi2_internal): Likewise.
2709 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2711 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2713 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2715 2009-07-17 Richard Guenther <rguenther@suse.de>
2718 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2719 (pass_warn_unused_result): Likewise.
2720 (TODO_set_props): Remove.
2721 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2723 (pass_diagnose_omp_blocks): Define.
2724 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2725 (c_gimple_diagnostics_recursively): Remove.
2726 (finish_function): Do not call it.
2727 (c_write_global_declarations): Continue after errors.
2728 Finalize the CU here.
2729 * c-gimplify.c (c_genericize): Do not gimplify here.
2730 * c-common.c (c_warn_unused_result): Move ...
2731 * tree-cfg.c (do_warn_unused_result): ... here.
2732 (run_warn_unused_result): New function.
2733 (gate_warn_unused_result): New function.
2734 (pass_warn_unused_result): New pass.
2735 * c-common.h (c_warn_unused_result): Remove.
2736 * flags.h (flag_warn_unused_result): Declare.
2737 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2738 * opts.c (flag_warn_unused_result): Initialize to false.
2739 * toplev.c (compile_file): Add comment.
2740 * omp-low.c (create_omp_child_function): Do not register
2741 the function with the frontend.
2742 (diagnose_omp_structured_block_errors): Prepare to be
2743 called as optimization pass.
2744 (gate_diagnose_omp_blocks): New function.
2745 (pass_diagnose_omp_blocks): New pass.
2746 * cgraph.h (cgraph_optimize): Remove.
2747 (cgraph_analyze_function): Likewise.
2748 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2749 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2750 before their parents here.
2751 (cgraph_finalize_function): Not here.
2752 (cgraph_analyze_function): Gimplify functions here.
2753 (cgraph_finalize_compilation_unit): Continue after errors.
2754 Optimize the callgraph from here.
2755 (cgraph_optimize): Make static.
2756 * langhooks.c (write_global_declarations): Finalize the CU.
2757 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2758 (gimplify_function_tree): Assert we gimplify only once.
2759 Set PROP_gimple_any property.
2760 * tree-nested.c (gimplify_all_functions): New function.
2761 (lower_nested_functions): Gimplify all nested functions.
2762 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2763 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2764 and pass_diagnose_omp_blocks after gimplification. Do not
2765 set TODO_set_props on all_lowering_passes.
2766 (execute_one_pass): Do not handle TODO_set_props.
2767 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2768 (gimplify.o): Add tree-pass.h dependency.
2769 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2770 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2771 (unsave_r): Likewise.
2772 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2775 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2777 * doc/service.texi (Service): Restore previously removed link,
2778 which isn't broken after all.
2780 2009-07-17 Richard Guenther <rguenther@suse.de>
2782 PR tree-optimization/40321
2783 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2784 PHI nodes to the maximal set.
2785 (make_values_for_phi): Add PHI arguments to the maximal set.
2786 (execute_pre): Dump PHI_GEN and the maximal set.
2788 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2791 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2794 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2796 * doc/extend.texi (Nested Functions): Replace broken link with
2798 * doc/service.texi (Service): Remove broken link.
2800 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2803 * builtins.c (expand_builtin_memcmp): Use loc instead of
2804 EXPR_LOCATION (exp).
2805 (expand_builtin_strncmp): Likewise.
2807 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2808 Manuel López-Ibáñez <manu@gcc.gnu.org>
2811 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2812 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2813 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2814 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2815 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2816 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2817 tree-inline.c, c-common.c, c-common.h, gimple.c,
2818 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2819 convert.c: Add location argument to fold_{unary,binary,ternary},
2820 fold_build[123], build_call_expr, build_size_arg,
2821 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2822 fold_build1_initializer, fold_build2_initializer,
2823 fold_build3_initializer, fold_build_call_array,
2824 fold_build_call_array_initializer, fold_single_bit_test,
2825 omit_one_operand, omit_two_operands, invert_truthvalue,
2826 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2827 combine_comparisons, fold_builtin_*, fold_call_expr,
2828 build_range_check, maybe_fold_offset_to_address, round_up,
2831 2009-07-16 Jason Merrill <jason@redhat.com>
2834 * c-common.c (c_common_reswords): Add __is_standard_layout
2836 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2837 * doc/implement-cxx.texi: New.
2838 * doc/gcc.texi: Include it.
2840 2009-07-16 DJ Delorie <dj@redhat.com>
2842 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2843 compares that may be indirectly affected by previous instructions.
2845 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2847 * builtins.c (do_mpc_arg2): New.
2848 (fold_builtin_2): Fold builtin cpow.
2849 * real.h (HAVE_mpc_pow): New.
2851 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2853 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2854 comparison to skip unprofitable schedule
2856 2009-07-16 Simon Baldwin <simonb@google.com>
2858 * gcc.c (option_map): New flag -no-canonical-prefixes.
2859 * (display_help): Print help text for new flag.
2860 * (process_command): Move options translation and language specifics
2861 and handle new flag early. Use it to set a function pointer to a
2862 prefix builder. Replace make_relative_prefix calls with calls to
2863 the function pointed to. Ignore new flag in regular options handling.
2864 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2866 2009-07-15 DJ Delorie <dj@redhat.com>
2868 * config/mep/mep.md (sibcall_internal): Change register to avoid
2870 (sibcall_value_internal): Likewise.
2872 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2874 PR rtl-optimization/40710
2875 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2877 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2879 * config/mips/mips.md (*extenddi_truncate<mode>,
2880 *extendsi_truncate<mode>): Change type attribute to move_type
2881 with shift_shift. Split out code handling exts from here ...
2882 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2884 (*extendhi_truncateqi): Change type attribute to move_type with
2885 shift_shift. Split out code handling exts from here ...
2886 (*extendhi_truncateqi_exts): ... to this new pattern.
2888 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2890 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2891 instead of "and" with inverted sign bit mask value. Use
2892 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2893 Allocate registers only for operand 4 and operand 5.
2895 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2898 * fold-const.c (fold_cond_expr_with_comparison): When folding
2899 < and <= to MIN, make sure the MIN uses the same type as the
2900 comparison's operands.
2902 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2904 * arm.md (ior_xor): New code iterator.
2905 (split for ior/xor with shift and zero-extend): New split pattern.
2906 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2908 2009-07-15 Richard Guenther <rguenther@suse.de>
2910 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2913 2009-07-15 Richard Guenther <rguenther@suse.de>
2916 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2918 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2920 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2921 handle 2.6.30 kernel.
2923 2009-07-15 DJ Delorie <dj@redhat.com>
2925 * config/mep/mep.md (sibcall_internal): Change register to allow
2926 for 24-bit addresses.
2927 (sibcall_value_internal): Likewise.
2929 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2931 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2932 that are enabled/disabled by the flags introduced by a previous patch.
2934 2009-07-14 DJ Delorie <dj@redhat.com>
2936 * config/mep/mep.md (sibcall_internal): Include non-toggling
2938 (sibcall_value_internal): Likewise.
2940 2009-07-14 Taras Glek <tglek@mozilla.com>
2941 Rafael Espindola <espindola@google.com>
2943 * doc/sourcebuild.texi: Document install-plugin target.
2944 * configure.ac: Added install-plugin target to language makefiles.
2945 * configure: Regenerate.
2946 * Makefile.in: (install-plugin): Install more headers,
2947 depend on lang.install-plugin.
2949 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2951 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2954 2009-07-14 DJ Delorie <dj@redhat.com>
2956 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2957 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2958 * config/mep/mep.md (sibcall_internal): Change test from
2959 mep_vliw_mode_match to mep_vliw_jmp_match.
2960 (sibcall_value_internal): Likewise.
2962 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2964 * config/i386/sse.md (copysign<mode>3): New expander.
2965 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2966 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2967 Use ix86_build_const_vector.
2968 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2969 IX86_BUILTIN_CPYSGNPD.
2970 (builtin_description): Add __builtin_ia32_copysignps and
2971 __builtin_ia32_copysignpd.
2972 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2973 and BUILT_IN_COPYSIGNF.
2975 2009-07-13 Jason Merrill <jason@redhat.com>
2977 * builtins.c (can_trust_pointer_alignment): New fn.
2978 (get_pointer_alignment): Factor it out from here.
2979 * tree.h: Declare it.
2981 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2983 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2986 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2990 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2992 2009-07-14 Richard Guenther <rguenther@suse.de>
2993 Andrey Belevantsev <abel@ispras.ru>
2996 * cfgexpand.c (partition_stack_vars): Do not bother to update
2997 alias information when not optimizing.
2999 2009-07-14 Richard Guenther <rguenther@suse.de>
3000 Andrey Belevantsev <abel@ispras.ru>
3002 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3003 (pt_solution_set): Likewise.
3004 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3005 * tree-ssa-structalias.c (pt_solution_set): New function.
3006 * final.c (rest_of_clean_state): Free SSA data structures.
3007 * print-rtl.c (print_decl_name): Remove.
3008 (print_mem_expr): Implement in terms of print_generic_expr.
3009 * alias.c (ao_ref_from_mem): New function.
3010 (rtx_refs_may_alias_p): Likewise.
3011 (true_dependence): Query alias-export info.
3012 (canon_true_dependence): Likewise.
3013 (write_dependence_p): Likewise.
3014 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3016 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3017 (mem_expr_equal_p): Use operand_equal_p.
3018 (set_mem_attributes_minus_bitpos): Do not use
3019 component_ref_for_mem_expr.
3020 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3021 (update_alias_info_with_stack_vars): Likewise.
3022 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3023 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3024 explicitly nor clear stmt operands.
3025 Free the decl-to-pointer map.
3026 * tree-optimize.c (execute_free_datastructures): Do not free
3027 SSA data structures here.
3028 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3029 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3030 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3032 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3034 2009-07-13 DJ Delorie <dj@redhat.com>
3036 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3037 unrolling at the right iteration count.
3039 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3042 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3044 * haifa-sched.c (rank_for_schedule): Introduced flags to
3045 enable/disable individual scheduling heuristics.
3046 * common.opt: Introduced flags to enable/disable individual
3047 heuristics in the scheduler.
3048 * doc/invoke.texi: Introduced flags to enable/disable individual
3049 heuristics in the scheduler.
3051 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3053 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3054 config/i386/mingw-tls.c.
3055 * config/i386/mingw-tls.c: Removed.
3057 2009-07-13 Ira Rosen <irar@il.ibm.com>
3059 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3060 checks access only relevant statements.
3061 (vectorizable_reduction): Likewise.
3063 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3065 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3066 just for 32-bit case.
3068 2009-07-12 Jan Hubicka <jh@suse.cz>
3070 PR tree-optimization/40585
3071 * except.c (expand_resx_expr): When there already is resume
3072 instruction, produce linked list.
3073 (build_post_landing_pads): Assert that resume is empty.
3074 (connect_post_landing_pads): Handle resume lists.
3075 (dump_eh_tree): Dump resume list.
3077 2009-07-12 Ira Rosen <irar@il.ibm.com>
3079 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3080 with additional argument.
3081 * tree-vectorizer.h (enum vect_def_type): Add
3082 vect_double_reduction_def.
3083 (vect_is_simple_reduction): Add argument.
3084 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3086 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3087 vect_is_simple_reduction with additional argument.
3088 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3090 (reduction_code_for_scalar_code): Handle additional codes by
3091 returning ERROR_MARK for them. Fix comment and indentation.
3092 (vect_is_simple_reduction): Fix comment, add argument to specify
3093 double reduction. Detect double reduction.
3094 (get_initial_def_for_induction): Fix indentation.
3095 (get_initial_def_for_reduction): Fix comment and indentation.
3096 Handle double reduction. Create initial definitions that do not
3097 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3098 (vect_create_epilog_for_reduction): Fix comment, add argument to
3099 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3100 epilogue result extraction. Create double reduction phi node and
3101 replace relevant uses.
3102 (vectorizable_reduction): Call vect_is_simple_reduction with
3103 additional argument. Fix indentation. Update epilogue code treatment
3104 according to the changes in reduction_code_for_scalar_code. Check
3105 for double reduction. Call vect_create_epilog_for_reduction with
3106 additional argument.
3107 * tree-vect-stmts.c (process_use): Handle double reduction, update
3109 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3110 (vect_get_vec_def_for_operand): Likewise.
3112 2009-07-12 Danny Smith <dansmister@gmail.com>
3114 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3115 dllexport if !TREE_PUBLIC.
3116 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3118 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3120 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3121 (avr_extra_arch_macro) Remove declatation.
3122 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3123 (avr_extra_arch_macro) Declare as static.
3124 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3126 2009-07-11 Jan Hubicka <jh@suse.cz>
3129 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3131 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3134 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3135 cold_in_std_section bits.
3136 (dwarf2out_begin_prologue): Initialize them.
3137 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3138 if already covered by text_section or cold_text_section range.
3140 PR rtl-optimization/40667
3141 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3142 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3143 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3144 * config/i386/i386.c (ix86_minimum_alignment): New function.
3145 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3146 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3147 * emit-rtl.c (gen_reg_rtx): Likewise.
3148 * function.c (assign_parms): Likewise. If nominal_type needs
3149 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3150 rather than passed_type's alignment.
3153 * function.c (assign_parm_setup_stack): Adjust
3154 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3155 from nominal_mode on big endian.
3157 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3159 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3161 2009-07-10 DJ Delorie <dj@redhat.com>
3163 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3165 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3167 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3169 (thumb2_cbnz): Likewise.
3171 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3174 * config.gcc (supported_defaults): Add synci.
3175 (with_synci): Add validation.
3176 (all_defaults): Add synci.
3177 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3180 * config/mips/mips.opt (msynci): New option.
3181 * config/mips/mips.c (mips_override_options): Warn on use of
3182 -msynci for targets that do now support it.
3183 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3185 * gcc/doc/invoke.texi (-msynci): Document the new option.
3186 * doc/install.texi (--with-synci): Document the new option.
3188 2009-07-10 Richard Guenther <rguenther@suse.de>
3190 PR tree-optimization/40496
3191 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3192 the PHI result with a compatible type.
3194 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3198 * c.opt (Wunused-result): New.
3199 * doc/invoke.texi: Document it.
3200 * c-common.c (c_warn_unused_result): Use it.
3202 2009-07-09 DJ Delorie <dj@redhat.com>
3204 * targhooks.c (default_target_can_inline_p): Rename from
3205 default_target_option_can_inline_p.
3206 * targhooks.h (default_target_can_inline_p): Likewise.
3207 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3208 TARGET_OPTION_CAN_INLINE_P.
3209 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3210 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3211 (mep_target_can_inline_p): Rename from
3212 mep_target_option_can_inline_p.
3215 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3216 registers used to pass vectors.
3218 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3220 2009-07-09 Tom Tromey <tromey@redhat.com>
3222 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3223 * config/mmix/mmix.c: Include dwarf2.h.
3224 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3225 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3226 * config/sh/sh.c: Include dwarf2.h.
3227 * config/i386/i386.c: Include dwarf2.h.
3228 * Makefile.in (DWARF2_H): Remove 'elf'.
3229 * except.c: Include dwarf2.h.
3230 * unwind-dw2.c: Include dwarf2.h.
3231 * dwarf2out.c: Include dwarf2.h.
3232 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3233 * unwind-dw2-fde.c: Include dwarf2.h.
3234 * dwarf2asm.c: Include dwarf2.h.
3236 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3238 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3239 (max_issue): Use it.
3240 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3242 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3243 (region_sched_info): Update.
3244 * sched-ebb.c (ebb_sched_info): Update.
3245 * modulo-sched.c (sms_sched_info): Update.
3246 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3248 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3250 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3252 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3254 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3256 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3259 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3260 arg1 with arg01 if arg1 is already INTEGER_CST.
3262 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3264 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3265 Transform (and (truncate)) into (truncate (and)).
3267 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3269 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3270 creating LHS paradoxical subregs. Fix surrounding returns to
3271 use NULL_RTX rather than 0.
3273 2009-07-08 DJ Delorie <dj@redhat.com>
3275 * config/mep/mep.c: (mep_option_can_inline_p): New.
3276 (TARGET_OPTION_CAN_INLINE_P): Define.
3278 2009-07-08 Mark Wielaard <mjw@redhat.com>
3281 * dwarf2out.c (add_data_member_location_attribute): When we have
3282 only a constant offset don't emit a new location description using
3283 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3286 2009-07-08 Richard Henderson <rth@redhat.com>
3289 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3290 (enum reg_class): Add CLOBBERED_REGS.
3291 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3292 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3293 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3294 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3295 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3296 force 64-bit sibcalls into R11.
3297 * config/i386/constraints.md (U): New constraint.
3298 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3299 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3300 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3302 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3304 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3306 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3307 * ebitmap.h (dump_ebitmap): Ditto.
3308 * optabs.h (optab_libfunc): Ditto.
3309 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3310 * tree-flow.h (vect_can_force_dr_alignment_p,
3311 get_vectype_for_scalar_type): Ditto.
3312 (vectorize_loops): Move prototype to ...
3313 * tree-vectorizer.h: ... here. Also, adjust comment.
3314 (vect_set_verbosity_level): Remove duplicate prototype.
3315 * tree-ssa-loop.c: Include tree-vectorizer.h.
3316 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3318 2009-07-08 Nick Clifton <nickc@redhat.com>
3320 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3323 2009-07-08 DJ Delorie <dj@redhat.com>
3325 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3326 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3327 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3329 * config/mep/intrinsics.md: Regenerated.
3330 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3331 registers when asm() or calls are detected.
3333 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3336 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3338 * gimple (gimple_build_call_from_tree): Likewise.
3339 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3340 no_warning flag before warning.
3342 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3344 * tree.c (set_expr_locus): Remove.
3345 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3346 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3348 * gimplify.c (internal_get_tmp_var): Likewise.
3349 (gimplify_call_expr): Likewise.
3350 (gimplify_one_sizepos): Likewise.
3352 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3355 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3356 to variables for debugging purposes.
3358 2009-06-23 Mark Loeser <mark@halcy0n.com>
3361 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3363 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3365 * pretty-print.c (pp_base_format): Remove %J.
3366 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3367 gcc_cxxdiag_char_table): Likewise.
3368 (init_dynamic_diag_info): Likewise.
3370 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3372 * pretty-print.c (pp_base_format): Remove %H.
3373 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3374 gcc_cxxdiag_char_table): Likewise.
3375 (init_dynamic_diag_info): Likewise.
3376 * config/mep/mep.c (mep_select_section): Likewise.
3378 2009-07-07 Duncan Sands <baldrick@free.fr>
3380 * final.c (pass_clean_state): Give the pass a name.
3381 * passes.c (pass_rest_of_compilation): Likewise.
3382 * tree-optimize.c (pass_all_optimizations): Likewise.
3384 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3386 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3387 an extra 'decl' for error_at.
3389 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3392 * tree-tailcall.c (adjust_return_value_with_ops,
3393 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3394 if it has complex or vector type.
3396 2009-07-07 Olivier Hainque <hainque@adacore.com>
3398 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3401 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3403 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3405 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3407 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3408 * c-decl.c: Likewise.
3409 * function.c: Likewise.
3410 * varasm.c: Likewise.
3411 * tree-ssa.c: Likewise.
3412 * c-common.c: Likewise.
3413 * tree-cfg.c: Likewise.
3414 * config/spu/spu.c: Likewise.
3415 * config/ia64/ia64.c: Likewise.
3416 * config/v850/v850.c: Likewise.
3418 2009-07-06 DJ Delorie <dj@redhat.com>
3420 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3421 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3422 unspecified accesses to control registers.
3423 * config/mep/intrinsics.md: Regenerate.
3424 * config/mep/intrinsics.h: Regenerate.
3425 * config/mep/mep-intrin.h: Regenerate.
3427 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3429 * c-lex.c: Replace %H by an explicit location. Update all calls.
3430 * c-common.c: Likewise.
3431 * c-decl.c: Likewise.
3432 * c-typeck.c: Likewise.
3433 * fold-const.c: Likewise.
3434 * gimplify.c: Likewise.
3436 * tree-cfg.c: Likewise.
3437 * tree-ssa-loop-niter.c: Likewise.
3438 * tree-vrp.c: Likewise.
3439 * value-prof.c: Likewise.
3441 2009-07-06 Diego Novillo <dnovillo@google.com>
3443 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3444 if it has one. Handle cases where VAR does not have an
3445 annotation or cfun is NULL.
3447 2009-07-06 Diego Novillo <dnovillo@google.com>
3449 * tree.c: Include debug.h.
3450 (initialize_tree_contains_struct): New.
3451 (init_ttree): Call it.
3452 (tree_node_structure_for_code): Factor out of ...
3453 (tree_node_structure): ... here.
3454 * treestruct.def (TS_PHI_NODE): Remove.
3455 (TS_GIMPLE_STATEMENT): Remove.
3457 2009-07-06 Diego Novillo <dnovillo@google.com>
3459 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3460 (debug_tree_chain): Handle cycles.
3462 2009-07-06 Nick Clifton <nickc@redhat.com>
3463 DJ Delorie <dj@redhat.com>
3465 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3466 __FMOVD_ENABLED__ is defined.
3468 (TARGET_FMOVD): Provide a default definition.
3469 (MASK_FMOVD): Likewise.
3470 (TARGET_CPU_CPP_BUILTINS): Define
3471 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3472 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3473 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3474 (split for DF load from memory into register): Also handle
3475 MEMs which consist of REG+DISP addressing.
3476 (split for DF store from register to memory): Likewise.
3477 (movsf_ie): Always use single fp_mode.
3478 * config/sh/sh.c (sh_override_options): Do not automatically
3479 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3480 that to the -mfmovd command line switch.
3481 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3482 (fldi_ok): Always allow.
3483 * config/sh/sh.opt (mfmovd): Remove this switch.
3484 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3486 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3487 Kaz Kojima <kkojima@gcc.gnu.org>
3489 PR rtl-optimization/30807
3490 * postreload.c (reload_combine): For every new use of REG_SUM,
3491 record the use of BASE.
3493 2009-07-06 Jan Hubicka <jh@suse.cz>
3495 * params.def: Revert my accidental commit at 2009-06-30.
3497 2009-07-04 Ian Lance Taylor <iant@google.com>
3500 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3502 (mingw_format_attribute_overrides): Likewise.
3504 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3507 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3508 don't check cfa.reg. Instead of cfa.indirect use
3509 fde && fde->drap_reg != INVALID_REGNUM test.
3511 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3513 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3515 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3518 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3520 2009-07-03 Richard Guenther <rguenther@suse.de>
3522 PR tree-optimization/40640
3523 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3526 2009-07-03 Jan Hubicka <jh@suse.cz>
3528 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3529 for size, reduce amount of inlining.
3531 2009-07-03 Richard Guenther <rguenther@suse.de>
3534 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3535 if t +- x is known to not overflow and the conversion widens the
3537 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3539 2009-07-03 Jan Hubicka <jh@suse.cz>
3541 * ipa-pure-const.c (analyze): Update loop optimizer init.
3542 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3543 try_remove_empty_loop, remove_empty_loops): Remove.
3544 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3545 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3546 to mark regular loops as neccesary.
3547 (degenerate_phi_p): New function.
3548 (propagate_necessity, remove_dead_phis): Use it.
3549 (forward_edge_to_pdom): Likewise.
3550 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3551 virtual PHI nodes that became unreachable.
3552 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3553 * tree-flow.h (remove_empty_loops): Remove.
3554 * passes.c (init_optimization_passes): Remove.
3556 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3558 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3559 can_create_pseudo_p.
3560 (*fix_trunc<mode>_i387_1): Ditto.
3561 (*floathi<mode>2_1): Ditto.
3562 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3563 (*fistdi2_1): Ditto.
3564 (*fist<mode>2_1): Ditto.
3565 (frndintxf2_floor): Ditto.
3566 (*fist<mode>2_floor_1): Ditto.
3567 (frndintxf2_ceil): Ditto.
3568 (*fist<mode>2_ceil_1): Ditto.
3569 (frndintxf2_trunc): Ditto.
3570 (frndintxf2_mask_pm): Ditto.
3571 (fxam<mode>2_i387_with_temp): Ditto.
3572 * config/i386/sse.md (mulv16qi3): Ditto.
3573 (*sse2_mulv4si3): Ditto.
3575 (sse4_2_pcmpestr): Ditto.
3576 (sse4_2_pcmpistr): Ditto.
3578 2009-07-03 Jan Hubicka <jh@suse.cz>
3580 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3581 (mark_stmt_necessary): Set it.
3582 (mark_operand_necessary): Set it.
3583 (mark_control_dependent_edges_necessary): Set it.
3584 (mark_virtual_phi_result_for_renaming): New function.
3585 (get_live_post_dom): New function.
3586 (forward_edge_to_pdom): New function.
3587 (remove_dead_stmt): Fix handling of control dependences.
3588 (tree_dce_init): Init new bitmap.
3589 (tree_dce_done): Free it.
3591 2009-07-02 Richard Guenther <rguenther@suse.de>
3594 * tree-ssa-structalias.c (new_var_info): Initialize
3597 2009-07-02 Jan Hubicka <jh@suse.cz>
3599 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3602 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3604 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3605 instead of recomputing it. Adjust calls.
3606 (emit_store_flag): Adjust recursive calls.
3608 2009-07-02 Richard Guenther <rguenther@suse.de>
3610 * tree-ssa-live.c (remove_unused_locals): Do not remove
3612 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3613 of DECL_EXTERNAL for HEAP variables.
3614 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3615 HEAP variables. Do not adjust RESTRICT vars.
3616 (find_what_var_points_to): Nobody cares if something
3619 2009-07-02 Ben Elliston <bje@au.ibm.com>
3621 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3622 pc_low and pc_high declarations to the top of the function.
3624 2009-07-01 DJ Delorie <dj@redhat.com>
3626 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3628 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3629 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3630 unspecified accesses to control registers.
3631 * config/mep/intrinsics.md: Regenerate.
3632 * config/mep/intrinsics.h: Regenerate.
3633 * config/mep/mep-intrin.h: Regenerate.
3635 2009-07-01 Anthony Green <green@moxielogic.com>
3637 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3638 instruction when possible.
3639 (moxie_expand_prologue): Ditto. Also, save an instruction and
3640 some complexity by popping off of $r12 instead of $sp.
3641 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3644 2009-07-01 Richard Henderson <rth@redhat.com>
3647 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3648 contained no insns, reposition note before last insn.
3650 2009-07-01 Richard Henderson <rth@redhat.com>
3653 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3654 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3656 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3659 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3660 darwin9 for printing reg addresses with %y.
3662 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3664 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3665 truncation from operands in binary operations.
3667 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3670 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3671 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3672 subreg of op0 to the original op0.
3674 * expmed.c (store_bit_field_1): Use a temporary as the destination
3675 instead of a paradoxical subreg when we need to truncate the result.
3677 2009-07-01 DJ Delorie <dj@redhat.com>
3679 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3680 names to VLIW variants.
3681 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3682 * config/mep/intrinsics.md: Regenerate.
3683 * config/mep/intrinsics.h: Regenerate.
3684 * config/mep/mep-intrin.h: Regenerate.
3686 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3689 * jump.c (returnjump_p): Revert last patch.
3690 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3692 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3695 * pa.md (casesi32p): Use jump table label to determine the offset
3697 (casesi64p): Likewise.
3699 * pa.c (forward_branch_p): Return bool type. Use instruction
3700 addresses when available. Assert that INSN has a jump label.
3701 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3704 2009-07-01 Richard Guenther <rguenther@suse.de>
3706 PR tree-optimization/19831
3707 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3708 that only act as barriers do not make any previous stores necessary.
3709 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3710 HEAP variables global, do not add a constraint from nonlocal.
3711 (find_func_aliases): Handle escapes through return statements.
3712 (compute_points_to_sets): Make escaped HEAP variables global.
3714 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3717 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3718 after reducing a DImode cstore to SImode.
3720 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3722 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3723 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3725 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3727 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3728 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3730 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3731 and umod_optab if TARGET_BSD_DIVMOD.
3732 * config/vax/lib1funcs.asm: New file.
3733 * config/vax/t-linux: New file.
3734 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3736 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3739 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3740 to type arguments that have void type.
3743 * dwarf2out.c (gen_formal_parameter_die): Call
3744 equate_decl_number_to_die if node is different from origin.
3746 2009-06-30 Anthony Green <green@moxielogic.com>
3748 Clean up moxie port for --enable-build-with-cxx.
3749 * config/moxie/moxie.c (moxie_function_value): First two
3750 parameters are const_tree, not tree.
3751 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3752 (REG_CLASS_NAMES): Ditto.
3753 (REGNO_REG_CLASS): Ditto.
3754 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3755 (moxie_function_value): Fix constyness of arguments.
3757 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3759 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3760 finalize_size_functions before further processing.
3761 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3762 (variable_size): Call self_referential_size on size expressions
3763 that contain a PLACEHOLDER_EXPR.
3764 (size_functions): New static variable.
3765 (copy_self_referential_tree_r): New static function.
3766 (self_referential_size): Likewise.
3767 (finalize_size_functions): New global function.
3768 * tree.c: Include tree-inline.h.
3769 (push_without_duplicates): New static function.
3770 (find_placeholder_in_expr): New global function.
3771 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3773 <tcc_expression>: Likewise.
3774 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3775 the call in the expression.
3776 * tree.h (finalize_size_functions): Declare.
3777 (find_placeholder_in_expr): Likewise.
3778 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3779 (substitute_placeholder_in_expr): Update comment.
3780 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3782 (copy_tree_body_r): Likewise.
3783 (copy_tree_body): New static function.
3784 (maybe_inline_call_in_expr): New global function.
3785 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3786 (maybe_inline_call_in_expr): Declare.
3787 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3788 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3791 2009-06-30 Richard Guenther <rguenther@suse.de>
3793 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3795 (propagate_necessity): Do not mark reaching defs of stores
3798 2009-06-30 Jan Hubicka <jh@suse.cz>
3800 * cfgloopanal.c (check_irred): Move into ...
3801 (mark_irreducible_loops): ... here; return true if ireducible
3803 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3804 (analyze_function): Try to prove loop finiteness.
3805 * cfgloop.h (mark_irreducible_loops): Update prototype.
3806 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3808 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3810 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3812 2009-06-30 Ira Rosen <irar@il.ibm.com>
3814 PR tree-optimization/40542
3815 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3818 2009-06-30 Martin Jambor <mjambor@suse.cz>
3820 PR tree-optimization/40582
3821 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3822 than useless_type_conversion_p.
3823 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3826 2009-06-30 Martin Jambor <mjambor@suse.cz>
3829 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3831 2009-06-30 Richard Guenther <rguenther@suse.de>
3833 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3834 use ao_ref references.
3835 (walk_aliased_vdefs): Likewise.
3836 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3837 * tree-ssa-dce.c (struct ref_data): Remove.
3838 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3839 (mark_aliased_reaching_defs_necessary): Adjust.
3840 (mark_all_reaching_defs_necessary_1): Likewise.
3842 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3845 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3846 (emit_store_flag_1): Extract from emit_store_flag, adjust
3847 calls to (what now is) emit_cstore.
3848 (emit_store_flag): Call emit_store_flag_1 and also use it
3849 for what used to be recursive calls.
3851 2009-06-30 Wei Guozhi <carrot@google.com>
3854 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3855 if the target bb post dominates from bb.
3856 * config/i386/i386.c (memory_address_length): Check existence of base
3857 register before using it.
3859 2009-06-30 Nick Clifton <nickc@redhat.com>
3860 DJ Delorie <dj@redhat.com>
3862 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3863 __FMOVD_ENABLED__ is defined.
3865 (TARGET_FMOVD): Provide a default definition.
3866 (MASK_FMOVD): Likewise.
3867 (TARGET_CPU_CPP_BUILTINS): Define
3868 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3869 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3870 two fmov instructions depending upon whether TARGET_FMOVD is
3872 (split for DF load from memory into register): Also handle
3873 MEMs which consist of REG+DISP addressing.
3874 (split for DF store from register to memory): Likewise.
3875 * config/sh/sh.opt (mfmovd): Remove this switch.
3876 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3877 * config/sh/sh.c (sh_override_options): Do not automatically
3878 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3879 that to the -mfmovd command line switch.
3881 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3883 (fldi_ok): Always allow.
3884 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3886 2009-06-29 DJ Delorie <dj@redhat.com>
3888 * doc/install.texi (mep-x-elf): Correct chip's full name.
3890 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3892 * doc/extend.texi: Fix typo.
3894 2009-06-29 Tom Tromey <tromey@redhat.com>
3897 * Makefile.in (DWARF2_H): New variable.
3899 (dwarf2out.o): Likewise.
3900 (dwarf2asm.o): Likewise.
3901 * config/i386/t-i386: Use DWARF2_H.
3902 * except.c: Include elf/dwarf2.h.
3903 * unwind-dw2.c: Include elf/dwarf2.h.
3904 * dwarf2out.c: Include elf/dwarf2.h.
3905 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3906 <dtprel>: New field.
3907 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3908 (size_of_loc_descr): Likewise.
3909 (output_loc_operands_raw): Likewise.
3910 (output_loc_operands): Handle new dtprel field.
3911 (loc_checksum): Update.
3912 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3913 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3914 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3915 * dwarf2asm.c: Include elf/dwarf2.h.
3916 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3917 * config/mmix/mmix.c: Include elf/dwarf2.h.
3918 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3919 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3920 * config/sh/sh.c: Include elf/dwarf2.h.
3921 * config/i386/i386.c: Include elf/dwarf2.h.
3923 2009-06-29 DJ Delorie <dj@redhat.com>
3925 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3927 * doc/extend.texi: Add MeP attributes and pragmas.
3928 * doc/invoke.text: Add MeP Options.
3929 * doc/contrib.texi: Add MeP contribution.
3930 * doc/md.texi: Add MeP constraints.
3931 * doc/install.texi: Add MeP target.
3933 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3935 * target.h (struct gcc_target): Add frame_pointer_required field.
3936 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3937 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3938 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3940 * reload1.c (update_eliminables): (Ditto.).
3941 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3942 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3943 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3945 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3947 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3948 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3949 (arm_frame_pointer_required): New function.
3951 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3952 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3953 (avr_frame_pointer_required_p): Declare as static.
3954 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3956 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3957 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3958 (bfin_frame_pointer_required): Make as static, change return type
3960 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3962 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3963 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3964 (cris_frame_pointer_required): New function.
3966 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3968 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3969 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3970 (fr30_frame_pointer_required): New function.
3972 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3973 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3974 (frv_frame_pointer_required): Make as static, change return type
3976 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3978 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3979 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3980 (ix86_frame_pointer_required): Make as static, change return type to
3982 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3984 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3985 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3987 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3989 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3991 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3993 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3994 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3995 (mips_frame_pointer_required): Make as static.
3996 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3998 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3999 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4000 (mmix_frame_pointer_required): Mew function.
4002 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4003 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4005 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4007 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4009 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4011 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4012 (CAN_ELIMINATE): Redefine.
4013 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4014 (sparc_frame_pointer_required): New function.
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