1 2009-04-24 DJ Delorie <dj@redhat.com>
3 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
4 __SH2A_SINGLE_ONLY__ also.
6 2009-04-24 Steve Ellcey <sje@cup.hp.com>
8 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9 (movdf_internal): Ditto.
10 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11 SFmode and DFmode constants.
12 (ia64_print_operand): Add 'G' format for printing
13 floating point constants.
15 2009-04-24 Richard Guenther <rguenther@suse.de>
17 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
18 from unsigned additions.
20 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22 * c-typeck.c (set_init_index): Allow array designators that are
23 not integer constant expressions with a pedwarn if pedantic.
25 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
27 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
28 zero if no overlap in nonzero bits between the operands.
30 2009-04-24 Ian Lance Taylor <iant@google.com>
32 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
33 (record_dead_and_set_regs): Likewise.
34 * df.h (struct df_mw_hardreg): Change flags field to int.
35 (struct df_base_ref): Likewise.
36 (struct df): Change changeable_flags field to int.
37 * df-scan.c (df_defs_record): Change clobber_flags to int.
38 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
39 constants rather than #define macros.
40 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
41 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
42 (enum dwarf_calling_convention): Likewise.
43 (enum dwarf_line_number_x_ops): Likewise.
44 (enum dwarf_call_frame_info): Likewise.
45 (enum dwarf_source_language): Likewise.
46 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
47 (add_calling_convention_attribute): Likewise.
48 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum
50 (combine_comparisons): Change compcode to int. Add cast to enum
52 * genrecog.c (maybe_both_true_2): Change c to int.
53 (write_switch): Likewise. Add cast to enum type.
54 * gimplify.c (gimplify_omp_for): Handle return values from
55 gimplify_expr using MIN rather than bitwise or.
56 (gimplify_expr): Add cast to enum type.
57 * ipa-prop.c (update_jump_functions_after_inlining): Change
58 IPA_BOTTOM to IPA_JF_UNKNOWN.
59 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to
60 int. Add casts to enum type.
61 (setup_cover_and_important_classes): Change cl to int. Add casts
63 (setup_class_translate): Change cl and mode to int.
64 (ira_init_once): Change mode to int.
65 (free_register_move_costs): Likewise.
66 (setup_prohibited_mode_move_regs): Add casts to enum type.
67 * langhooks.c (add_builtin_function_common): Rework assertion that
69 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
70 * omega.c (omega_do_elimination): Avoid math on enum types.
71 * optabs.c (expand_vec_shift_expr): Remove casts to int.
72 * opts.c (set_debug_level): Change 2 to enum constant. Use new
73 int local to handle integral_argment value.
74 * regmove.c (try_auto_increment): Change PUT_MODE to
76 * reload.c (push_secondary_reload): Add casts to enum type.
77 (secondary_reload_class, find_valid_class): Likewise.
78 * reload1.c (emit_input_reload_insns): Likewise.
79 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
80 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
81 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
83 * tree.c (build_common_builtin_nodes): Add casts to enum type.
84 * tree-complex.c (complex_lattice_t): Typedef to int rather than
86 (expand_complex_libcall): Add casts to enum type.
87 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
88 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
89 with ERROR_MARK, not NUM_TREE_CODES.
90 (vect_create_epilog_for_reduction): Likewise.
91 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
92 When not using it, set it to ERROR_MARK rather than
94 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
96 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
97 vect_unused_in_loop. Change 0 to loop_vect.
98 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum
100 * var-tracking.c (get_init_value): Change return type to enum
102 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
103 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
105 (arm_override_options): Add casts to enum type.
106 (arm_emit_tls_decoration): Likewise.
107 * config/i386/i386.c (ix86_function_specific_restore): Add casts
109 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
110 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
111 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
113 * config/s390/s390.c (code_for_builtin_64): Change to array of
115 (code_for_builtin_31): Likewise.
116 (s390_expand_builtin): Change code_for_builtin to enum insn_code
118 * config/sparc/sparc.c (sparc_override_options): Change value
119 field in struct code_model to enum cmodel. In initializer change
120 0 to NULL and add cast to enum type.
122 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
123 Change all callers. Issue a -Wc++-compat warning using
124 lhs_origtype if necessary.
125 (convert_for_assignment): Issue -Wc++-compat warnings about
126 invalid conversions to enum type on assignment.
127 * c-common.h (build_modify_expr): Update declaration.
129 2009-04-24 Nick Clifton <nickc@redhat.com>
131 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
132 (function_arg_advance): Likewise.
133 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
136 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
138 * config/s390/constraints.md ('I', 'J'): Fix condition.
140 2009-04-24 Diego Novillo <dnovillo@google.com>
142 * gengtype-parse.c (parse_error): Add newline after message.
144 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
146 * config/i386/sse.md (avxmodesuffixs): Removed.
147 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
148 (*avx_pinsr<ssevecsize>): This.
150 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
152 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
153 follow chains of regs with a single definition, and allow expressions
154 that are function_invariant_p.
155 (simple_rhs_p): Allow expressions that are function_invariant_p.
157 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
160 * fold-const.c (fold_cond_expr_with_comparison): When folding
161 > and >= to MAX, make sure the MAX uses the same type as the
162 comparison's operands.
164 2009-04-24 Nick Clifton <nickc@redhat.com>
166 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
167 addressing for DImode accesses.
168 (frv_print_operand_address): Handle PLUS case.
169 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as
172 2009-04-24 Jakub Jelinek <jakub@redhat.com>
174 PR rtl-optimization/39794
175 * alias.c (canon_true_dependence): Add x_addr argument.
176 * rtl.h (canon_true_dependence): Adjust prototype.
177 * cse.c (check_dependence): Adjust canon_true_dependence callers.
178 * cselib.c (cselib_invalidate_mem): Likewise.
179 * gcse.c (compute_transp): Likewise.
180 * dse.c (scan_reads_nospill): Likewise.
181 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
182 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
183 canon_base_addr of the group, plus optional offset.
184 (struct group_info): Rename canon_base_mem to
186 (get_group_info): Set canon_base_addr to canon_rtx of base, not
187 canon_rtx of base_mem.
189 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
191 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
192 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
194 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
196 * config/spu/spu-builtins.h: Delete file.
198 * config/spu/spu.h (enum spu_builtin_type): Move here from
200 (struct spu_builtin_description): Likewise. Add GTY marker.
201 Do not use enum spu_function_code or enum insn_code.
202 (spu_builtins): Add extern declaration.
204 * config/spu/spu.c: Do not include "spu-builtins.h".
205 (enum spu_function_code, enum spu_builtin_type_index,
206 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
207 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
208 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
209 unsigned_V2DI_type_node): Move here from spu-builtins.h.
210 (spu_builtin_types): Make static. Add GTY marker.
211 (spu_builtins): Add extern declaration with GTY marker.
214 * config/spu/spu-c.c: Do not include "spu-builtins.h".
215 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
216 Check programmatically whether all parameters are scalar.
218 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
220 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
222 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
223 assignment from the constructor either if the target is volatile.
225 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
227 * config/arm/arm.md (insv): Do not share operands[0].
229 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
231 * config/vxlib-tls.c (active_tls_threads): Delete.
232 (delete_hook_installed): New.
233 (tls_delete_hook): Don't delete the delete hook.
234 (tls_destructor): Delete it here.
235 (__gthread_set_specific): Adjust installing the delete hook.
236 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
237 __gthread_leave_tsd_dtor_context.
239 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
241 * c-format.c (gcc_tdiag_char_table): Add support for %E.
243 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
245 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
247 (alpha_rtx_costs): Ditto.
248 (emit_unlikely_jump): Use add_reg_note.
249 (emit_frame_store_1): Ditto.
250 (alpha_expand_prologue): Ditto.
251 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
252 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
254 2009-04-23 Nick Clifton <nickc@redhat.com>
256 * config/v850/v850.md (epilogue): Remove suppressed code.
257 (return): Rename to return_simple and remove test of frame size.
258 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
259 to gen_return_simple.
261 2009-04-22 Jing Yu <jingyu@google.com>
264 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
266 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
269 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
270 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
271 value is a VECTOR_CST, the element type is the element type of the
274 2009-04-22 DJ Delorie <dj@redhat.com>
276 * config/m32c/m32c.h: Update GTY annotations to new syntax.
278 2009-04-22 Jakub Jelinek <jakub@redhat.com>
280 * alias.c (find_base_term): Move around LO_SUM case, so that
281 CONST falls through into PLUS/MINUS handling.
284 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
285 into 0, use omit_one_operand.
287 2009-04-23 Ben Elliston <bje@au.ibm.com>
289 * config/rs6000/linux-unwind.h (get_regs): Remove type
290 puns. Change the type of `pc' to an array of unsigned ints and
291 update all users. Constify frame24.
293 2009-04-22 DJ Delorie <dj@redhat.com>
295 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
296 declarations before code.
297 (current_function_special_page_vector): Likewise.
298 (m32c_expand_insv): Silence a warning.
300 2009-04-21 Taras Glek <tglek@mozilla.com>
302 * alias.c: Update GTY annotations to new syntax.
303 * basic-block.h: Likewise.
304 * bitmap.h: Likewise.
305 * c-common.h: Likewise.
306 * c-decl.c: Likewise.
307 * c-parser.c: Likewise.
308 * c-pragma.c: Likewise.
309 * c-tree.h: Likewise.
310 * cfgloop.h: Likewise.
311 * cgraph.h: Likewise.
312 * config/alpha/alpha.c: Likewise.
313 * config/arm/arm.h: Likewise.
314 * config/avr/avr.h: Likewise.
315 * config/bfin/bfin.c: Likewise.
316 * config/cris/cris.c: Likewise.
317 * config/darwin.c: Likewise.
318 * config/frv/frv.c: Likewise.
319 * config/i386/i386.c: Likewise.
320 * config/i386/i386.h: Likewise.
321 * config/i386/winnt.c: Likewise.
322 * config/ia64/ia64.h: Likewise.
323 * config/iq2000/iq2000.c: Likewise.
324 * config/mips/mips.c: Likewise.
325 * config/mmix/mmix.h: Likewise.
326 * config/pa/pa.c: Likewise.
327 * config/pa/pa.h: Likewise.
328 * config/rs6000/rs6000.c: Likewise.
329 * config/s390/s390.c: Likewise.
330 * config/sparc/sparc.c: Likewise.
331 * config/xtensa/xtensa.c: Likewise.
332 * cselib.h: Likewise.
333 * dbxout.c: Likewise.
334 * dwarf2out.c: Likewise.
335 * except.c: Likewise.
336 * except.h: Likewise.
337 * fixed-value.h: Likewise.
338 * function.c: Likewise.
339 * function.h: Likewise.
340 * gimple.h: Likewise.
341 * integrate.c: Likewise.
342 * optabs.c: Likewise.
343 * output.h: Likewise.
346 * stringpool.c: Likewise.
347 * tree-data-ref.c: Likewise.
348 * tree-flow.h: Likewise.
349 * tree-scalar-evolution.c: Likewise.
350 * tree-ssa-address.c: Likewise.
351 * tree-ssa-alias.h: Likewise.
352 * tree-ssa-operands.h: Likewise.
355 * varasm.c: Likewise.
356 * varray.h: Likewise.
358 * coretypes.h: Do not define GTY macro if it is already defined.
359 * doc/gty.texi: Update GTY documentation to new syntax.
360 * gengtype-lex.l: Enforce attribute-like syntax for GTY
361 annotations on structs.
362 * gengtype-parse.c: Likewise.
364 2009-04-22 Mark Heffernan <meheff@google.com>
366 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
368 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
370 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
373 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
375 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
376 the same as a PLUS without a shift. Increase the cost of a
379 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
381 * Makefile.in: Update dependencies.
382 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
383 * errors.h: Remove bogus comment about compatibility.
384 (warning): Update declaration.
385 * genautomata.c: Update all calls to warning.
386 * gimple.c: Do not include errors.h. Include toplev.h.
387 * tree-ssa-structalias.c: Do not include errors.h.
389 * tree-ssa-reassoc.c: Likewise.
390 * config/spu/spu-c.c: Likewise.
391 * config/spu/t-spu-elf: Update dependencies.
393 2009-04-22 Richard Guenther <rguenther@suse.de>
395 PR tree-optimization/39824
396 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
397 make sure the types are compatible.
399 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
402 * c-common.c (c_parse_error): Take a token_flags parameter.
403 Use token_type for the token type instead.
404 Pass token_flags to cpp_type2name.
405 * c-common.h (c_parse_error): Update declaration.
406 * c-parser.c (c_parser_error): Pass 0 as token flags.
408 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
410 PR rtl-optimization/39580
411 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
413 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
415 * function.c (expand_function_end): Do not emit a jump to the "naked"
416 return label for fall-through returns.
417 * except.c (sjlj_emit_function_exit): Always place the call to the
418 unregister function at the location installed by expand_function_end.
420 2009-04-22 Richard Guenther <rguenther@suse.de>
422 PR tree-optimization/39845
423 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
424 (gen_inbound_check): Likewise.
426 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
428 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
430 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
431 * config/vxlib.c (__gthread_once): Add race guard for PPC.
433 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
435 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
436 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
437 shift counts to avoid out-of-bounds array accesses.
439 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
441 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
444 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
446 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
447 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
448 GET_CODE macro. Use IN_RANGE macro where appropriate.
449 * config/alpha/alpha.h: Ditto.
450 * config/alpha/alpha.md: Ditto.
451 * config/alpha/constraints.md: Ditto.
452 * config/alpha/predicates.md: Ditto.
454 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
456 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
457 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
458 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
459 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
460 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
461 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
462 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
463 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
464 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
465 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
466 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
467 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
468 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
469 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
470 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
471 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
472 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
473 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
474 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
475 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
476 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
477 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
478 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
479 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
480 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
481 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
482 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
484 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
486 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
487 references from comments.
488 * cfgbuild.c: (count_basic_blocks): Delete.
489 (find_basic_blocks_1): Delete.
490 (find_basic_blocks): Delete.
491 * except.c (finish_eh_generation): Make static. Move comment from
492 except.h here. Remove find_basic_blocks references from comments.
493 * except.h (finish_eh_generation): Delete.
494 * basic-block.h (find_basic_blocks): Delete.
495 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
497 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
499 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
500 (sdbout_parms): Likewise.
502 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
504 * config/sh/sh.c (prepare_cbranch_operands): Use
505 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
506 (expand_cbranchdi4): Likewise.
507 (from_compare): Add cast to enum type.
508 (expand_cbranchsi4): Use add_reg_note.
509 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
510 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
511 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
512 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
513 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
514 instead of CODE_FOR_nothing.
515 (cbranchdi4): Likewise. Fix the order of arguments for
517 (push_fpscr): Use add_reg_note.
518 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
519 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
521 2009-04-21 Joseph Myers <joseph@codesourcery.com>
523 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
524 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
525 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
526 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
527 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
528 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
529 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
530 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
531 config/alpha/x-vms, config/arc/t-arc,
532 config/arm/README-interworking, config/arm/arm-c.c,
533 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
534 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
535 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
536 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
537 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
538 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
539 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
540 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
541 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
542 config/cris/t-elfmulti, config/crx/t-crx,
543 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
544 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
545 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
546 config/h8300/t-h8300, config/i386/athlon.md,
547 config/i386/darwin-libgcc.10.4.ver,
548 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
549 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
550 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
551 config/i386/t-linux64, config/i386/t-nwld,
552 config/i386/t-rtems-i386, config/i386/t-sol2-10,
553 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
554 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
555 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
556 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
557 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
558 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
559 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
560 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
561 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
562 config/m68k/t-uclinux, config/mcore/t-mcore,
563 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
564 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
565 config/mips/crtn.asm, config/mips/irix-crti.asm,
566 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
567 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
568 config/mips/mips-fixed.md, config/mips/sb1.md,
569 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
570 config/mips/t-iris6, config/mips/t-isa3264,
571 config/mips/t-libgcc-mips16, config/mips/t-linux64,
572 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
573 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
574 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
575 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
576 config/mn10300/t-linux, config/mn10300/t-mn10300,
577 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
578 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
579 config/picochip/libgccExtras/clzsi2.asm,
580 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
581 config/rs6000/darwin-libgcc.10.4.ver,
582 config/rs6000/darwin-libgcc.10.5.ver,
583 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
584 config/rs6000/t-aix43, config/rs6000/t-aix52,
585 config/rs6000/t-darwin, config/rs6000/t-fprules,
586 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
587 config/rs6000/t-lynx, config/rs6000/t-netbsd,
588 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
589 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
590 config/rs6000/t-rtems, config/rs6000/t-spe,
591 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
592 config/score/t-score-elf, config/sh/divcost-analysis,
593 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
594 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
595 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
596 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
597 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
598 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
599 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
600 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
601 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
602 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
603 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
604 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
605 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
606 limitx.h, version.c, xcoff.h: Add copyright and license notices.
607 * config/h8300/genmova.sh: Include copyright and license notices
609 * config/h8300/mova.md: Regenerate.
610 * doc/install.texi2html: Include word "Copyright" in copyright
611 notice and use name "Free Software Foundation, Inc.".
612 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
613 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
614 ChangeLog-2007, ChangeLog-2008: Correct dates.
616 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
618 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
619 NE_EXPR operations as well.
620 * c-parser.c (c_parser_condition): Do not set location information on
622 (c_parser_conditional_expression): Likewise.
623 (c_parser_binary_expression): Set location information on operators.
624 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
625 TRUTH_NOT_EXPR has been folded.
626 * fold-const.c (fold_truth_not_expr): Copy location information from
627 the incoming expression to the outgoing one.
628 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
629 recursive calls on the LHS of the operator but pass that of the
630 operator to recursive calls on the RHS of the operator. Set it
632 (shortcut_cond_expr): Set the locus of the operator on the second
633 COND_EXPR and that of the expression on the first in degenerate cases.
634 Pass the locus of the expression to calls to shortcut_cond_r.
635 Set the locus of the 'then' block on the associated jump, if any.
636 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
637 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
638 expression to call to gimplify_boolean_expr.
640 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
642 * config.gcc: Add additional configuration for
643 i686-w64-mingw* and x86_64-w64-mingw* triplet.
644 * config/i386/mingw-w64.h: New mingw-w64 specific header.
645 (CPP_SPEC): Redefine for allowing -municode option.
646 (STARTFILE_SPEC): Likewise.
647 * config/i386/t-mingw-w64: New.
648 * config/i386/mingw-w64.opt: New.
649 (municode): Add new target option.
650 * doc/invoke.texi (municode): Add documentation for new option.
652 2009-04-21 Ian Lance Taylor <iant@google.com>
654 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
655 Correct test for number of arguments.
656 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
658 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
660 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
661 argument of emit_library_call.
663 2009-04-21 Richard Guenther <rguenther@suse.de>
666 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
667 inside VIEW_CONVERT_EXPRs.
669 2009-04-21 Martin Jambor <mjambor@suse.cz>
671 * tree-switch-conversion.c (build_constructors): Split a long line.
672 (constructor_contains_same_values_p): New function.
673 (build_one_array): Create assigns of constants if possible, do not
674 call mark_sym_for_renaming, call update_stmt.
675 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
676 make_rename_temp. Do not call mark_symbols_for_renaming, call
678 (gen_def_assigns): Do not call mark_symbols_for_renaming or
679 find_new_referenced_vars, call update_stmt.
680 (gen_inbound_check): Use create_tmp_var and create ssa names manually
681 instead of calling make_rename_temp. Do not call
682 find_new_referenced_vars or mark_symbols_for_renaming, call
685 2009-04-21 Richard Guenther <rguenther@suse.de>
687 PR tree-optimization/39827
688 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
689 (tree_ssa_phiprop): Pass the correct array size.
691 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
693 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
695 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
698 * c-typeck.c (lvalue_p): Move declaration ...
699 * c-common.h (lvalue_p): ... to here.
700 * c-common.c (candidate_equal_p): New.
702 (merge_tlist): Use it.
703 (warn_for_collisions_1): Likewise.
704 (warning_candidate_p): Accept more candidates.
705 (verify_tree): A warning candidate can be an expression. Use
708 2009-04-21 Ben Elliston <bje@au.ibm.com>
711 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
712 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
713 options. Remove -mcall-solaris documentation.
715 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
718 * doc/invoke.texi (-Wlong-long): Update description.
719 * c-lex (interpret_integer): Only warn if there was no previous
720 overflow and -Wlong-long is enabled.
721 * c-decl.c (declspecs_add_type): Drop redundant flags.
722 * c.opt (Wlong-long): Init to -1.
723 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
724 and front-end warn_long_long. Wlong-long only depends on other
725 flags if it is uninitialized.
726 * c-parser.c (disable_extension_diagnostics): warn_long_long is
727 the same for CPP and FE.
728 (restore_extension_diagnostics): Likewise.
730 2009-04-20 Ian Lance Taylor <iant@google.com>
732 Fix enum conversions which are invalid in C++:
733 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
734 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
735 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
736 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
737 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
738 (dbxout_parms): Likewise.
739 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
740 (df_clear_flags): Likewise.
741 * df-problems.c (df_rd_bb_local_compute_process_def): Change
742 top_flag parameter to int.
743 (df_chain_create_bb_process_use): Likewise.
744 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
746 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
747 (df_ref_create_structure, df_def_record_1): Likewise.
748 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
749 (df_notes_rescan): Change 0 to VOIDmode in function call.
750 (df_get_call_refs, df_insn_refs_collect): Likewise.
751 (df_bb_regs_collect): Likewise.
752 (df_entry_block_defs_collect): Likewise.
753 (df_exit_block_uses_collect): Likewise.
754 * df.h: Update declarations.
755 * double-int.c (double_int_divmod): Add cast to enum type.
756 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
757 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
758 (based_loc_descr): Likewise.
759 (loc_descriptor_from_tree_1): Change first_op and second_op to
760 enum dwarf_location_atom. Add cast to enum type.
761 * expmed.c (init_expmed): Change 0 to SET in function call.
762 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
763 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
764 (do_store_flag): Likewise.
765 * fixed-value.h (struct fixed_value): Change mode to enum
767 * function.c (assign_parms): Change 0 to VOIDmode in function call.
768 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
770 (insert_insn_decl, insert_decl, insert_state): Likewise.
771 (automata_list_finish): Likewise.
772 * genrecog.c (process_define_predicate): Add cast to enum type.
773 * gensupport.c (init_predicate_table): Add cast to enum type.
774 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
776 (gimple_build_call_1, gimple_build_label): Likewise.
777 (gimple_build_goto, gimple_build_asm_1): Likewise.
778 (gimple_build_switch_1, gimple_build_cdt): Likewise.
779 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
780 (enum fallback): Rename from enum fallback_t.
781 (fallback_t): Typedef as int.
782 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
783 GSI_SAME_STMT in function call.
784 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
786 (setup_reg_class_relations): Likewise.
787 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
788 (setup_prohibited_class_mode_regs): Add cast to enum type.
789 (setup_prohibited_mode_move_regs): Likewise.
790 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
791 (record_address_regs): Change i to enum reg_class.
792 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
793 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
794 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
795 (GET_MODE_2XWIDER_MODE): Likewise.
796 (GET_CLASS_NARROWEST_MODE): Likewise.
797 * omp-low.c (expand_omp_for): Add cast to enum type.
798 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
799 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
800 * postreload.c (reload_cse_simplify_operands): Change rclass local
802 * predict.c (combine_predictions_for_insn): Change best_predictor
803 and predictor to enum br_predictor.
804 (combine_predictions_for_bb): Likewise.
805 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
806 use SET_PREDICT_EXPR_OUTCOME.
807 * real.c (real_arithmetic): Change icode to code in function call.
808 * reginfo.c (init_move_cost): Add casts to enum type.
809 (init_reg_sets_1, init_fake_stack_mems): Likewise.
810 * regmove.c (regclass_compatible_p): Change class0 and class1 to
812 * reload.c (find_valid_class): Add casts to enum type.
813 (push_reload): Change 0 to NO_REGS in function call.
814 (find_reloads): Change this_alternative to array of enum
815 reg_class. Remove some now-unnecessary casts.
816 (make_memloc): Change 0 to VOIDmode in function call.
817 * reload1.c (reload): Change 0 to VOIDmode in function call.
818 (eliminate_regs_1, elimination_effects): Likewise.
819 (eliminate_regs_in_insn): Likewise.
820 (emit_input_reload_insns): Add cast to enum type.
821 (delete_output_reload): Change 0 to VOIDmode in function call.
822 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
823 to enum type in function call.
824 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
825 (SET_PREDICT_EXPR_OUTCOME): Define.
826 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
827 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
828 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
829 (dump_function): Likewise.
830 * tree-dump.h: Update declarations.
831 * tree-pass.h: Update declarations.
832 * varasm.c (assemble_integer): Change mclass to enum mode_class.
833 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
835 (arm_rtx_costs_1): Correct parenthesization.
836 (arm_rtx_costs): Add casts to enum type.
837 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
838 (vfp_emit_fstmd): Use add_rg_note.
839 (emit_multi_reg_push, emit_sfm): Likewise.
840 (thumb_set_frame_pointer): Likewise.
841 (arm_expand_prologue): Likewise.
842 (arm_regno_class): Change return type to enum reg_class.
843 (thumb1_expand_prologue): Use add_reg_note.
844 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
845 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
847 * config/arm/gentune.sh: Add cast to enum type.
848 * config/arm/arm-tune.md: Rebuild.
849 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
850 (ix86_split_fp_branch, predict_jump): Likewise.
851 (ix86_expand_multi_arg_builtin): Change sub_code from enum
852 insn_code to enum rtx_code.
853 (ix86_builtin_vectorized_function): Add cast to enum type.
854 * config/i386/i386.md (truncdfsf2): Change slot to enum
856 (truncxf<mode>2, isinf<mode>2): Likewise.
857 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
859 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
860 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
861 (insert_bundle_state): Change 1 to INSERT in function call.
862 (ia64_add_bundle_selector_before): Likewise.
863 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
864 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
865 (restore_stack_nonlocal): Likewise.
866 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
868 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
870 (mips_rtx_costs): Likewise.
871 (mips_override_options): Add casts to enum type.
872 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
874 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
875 (store_reg, set_reg_plus_d): Likewise.
876 (hppa_expand_prologue, hppa_profile_hook): Likewise.
877 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
879 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
881 (emit_unlikely_jump): Use add_reg_note.
882 (rs6000_emit_allocate_stack): Likewise.
883 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
884 (output_toc): Change 1 to INSERT in function call.
885 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
886 (rs6000_initialize_trampoline): Likewise.
887 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
889 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
890 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
891 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
892 (save_gprs): Use add_reg_note.
893 (s390_emit_prologue): Likewise.
894 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
895 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
896 (sparc_fold_builtin): Add cast to enum type.
897 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
899 (spu_expand_prologue): Use add_reg_note.
900 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
902 2009-04-20 Ian Lance Taylor <iant@google.com>
904 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
905 (c_parser_postfix_expression_after_primary): Get VEC for list of
906 arguments. Get original types of arguments. Call
907 build_function_call_vec.
908 (cached_expr_list_1, cached_expr_list_2): New static variables.
909 (c_parser_expr_list): Change return type to VEC *. Add
910 p_orig_types parameter. Change all callers.
911 (c_parser_release_expr): New static function.
912 (c_parser_vec_to_tree_list): New static function.
913 * c-typeck.c (build_function_call): Rewrite to build a VEC and
914 call build_function_call_vec.
915 (build_function_call_vec): New function, based on old
917 (convert_arguments): Remove nargs and argarray parameters. Change
918 values to a VEC. Add origtypes parameter.
919 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
920 (convert_for_assignment): Add origtype parameter. Change all
921 callers. If warn_cxx_compat, check for conversion to an enum
922 type when calling a function.
923 (store_init_value): Add origtype parameter. Change all callers.
924 (digest_init): Likewise.
925 (struct init_node): Add origtype field.
926 (add_pending_init): Add origtype parameter. Change all callers.
927 (output_init_element): Likewise.
928 (output_pending_init_elements): Pass origtype from init_node to
930 (process_init_element): Pass origtype from c_expr to
932 (c_finish_return): Add origtype parameter. Change all callers.
933 * c-common.c (sync_resolve_size): Change params to VEC *. Change
935 (sync_resolve_params): Likewise.
936 (sync_resolve_return): Change params to first_param. Change caller.
937 (resolve_overloaded_builtins): Change params to VEC *. Change
938 callers. Save first parameter around call to build_function_call_vec.
939 * c-decl.c (finish_decl): Add origtype parameter. Change all
940 callers. Call build_function_call_vec rather than
941 build_function_call for cleanup.
942 * c-tree.h: Update declarations.
943 * c-common.h: Update declarations.
944 * stub-objc.c (objc_rewrite_function_call): Change parameter from
945 params to first_param.
946 * target.h (struct gcc_target): Change resolve_overloaded_builtin
947 params parameter from tree to void *.
948 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
949 Change arglist parameter to have type void *, and to be a pointer
951 * config/rs6000/rs6000-protos.h
952 (altivec_resolve_overloaded_builtin): Update declaration.
953 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
954 fnargs parameter to have type void *, and to be a pointer to a
955 VEC. Call build_function_call_vec instead of
957 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
959 2009-04-20 Joey Ye <joey.ye@intel.com>
960 Xuepeng Guo <xuepeng.guo@intel.com>
961 H.J. Lu <hongjiu.lu@intel.com>
963 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
965 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
966 (IX86_LEA_PRIORITY): Likewise.
967 (distance_non_agu_define): New function.
968 (distance_agu_use): Likewise.
969 (ix86_lea_for_add_ok): Likewise.
970 (ix86_dep_by_shift_count): Likewise.
972 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
973 should split for LEA.
975 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
977 (ix86_dep_by_shift_count): Likewise.
979 2009-04-20 Richard Guenther <rguenther@suse.de>
981 * expr.c (handled_component_p): Move ...
982 * tree.h (handled_component_p): ... here.
983 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
984 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
985 and REALPART_EXPR to be in one group.
987 2009-04-20 Richard Guenther <rguenther@suse.de>
989 * basic-block.h (get_all_dominated_blocks): Declare.
990 * dominance.c (get_all_dominated_blocks): New function.
991 * tree-cfg.c (get_all_dominated_blocks): Remove.
992 (remove_edge_and_dominated_blocks): Adjust.
993 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
994 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
995 instead of recursing.
997 2009-04-20 Doug Kwan <dougkwan@google.com>
999 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1000 (struct cgraph_node_set_def): New type.
1001 (cgraph_node_set) New type. Also declare vector functions.
1002 (struct cgraph_node_set_element_def): New type.
1003 (cgraph_node_set_element): Ditto.
1004 (cgraph_node_set_iterator): New iterator type.
1005 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1006 cgraph_node_set_remove, dump_cgraph_node_set,
1007 debug_cgraph_node_set): New prototypes.
1008 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1009 cgraph_node_set_size): New inlines.
1010 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1012 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1013 argument to function 'write_summary'.
1014 * ipa.c: Include ggc.h.
1015 (hash_cgraph_node_set_element,
1016 eq_cgraph_node_set_element, cgraph_node_set_new,
1017 cgraph_node_set_add, cgraph_node_set_remove,
1018 cgraph_node_set_find, dump_cgraph_node_set,
1019 debug_cgraph_node_set): New functions.
1020 * Makefile.in (ipa.o): Add dependency on GGC_H.
1022 2009-04-20 Ira Rosen <irar@il.ibm.com>
1024 PR tree-optimization/39675
1025 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1026 check of the return code of vect_schedule_slp. Check that
1027 stmt_vec_info still exists for the statement, before checking its
1030 2009-04-20 Michael Matz <matz@suse.de>
1032 * Makefile.in (generated_files): Take out $(simple_generated_c).
1034 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1036 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1037 (UINTPTR_TYPE): Likewise.
1039 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1042 * c-typeck.c (digest_init): Check for initializing an array with a
1045 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1048 * c-semantics.c (pop_stmt_list): Propagate
1049 STATEMENT_LIST_HAS_LABEL to parent statement list.
1051 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1053 * config/mips/mips.h (mips_tune_attr): New macro.
1054 * config/mips/mips.md (cpu): Use it.
1056 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1059 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1062 2009-04-19 Diego Novillo <dnovillo@google.com>
1064 * toplev.c (compile_file): Move call to coverage_finish ...
1065 * cgraphunit.c (ipa_passes): ... here.
1066 Call cgraph_process_new_functions.
1067 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1068 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1070 2009-04-19 Jan Hubicka <jh@suse.cz>
1072 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1074 (dump_cgraph_node): Dump can throw external flag.
1075 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1077 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1081 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1082 * common.opt (Wlogical-op): Move from here...
1083 * c.opt (Wlogical-op): ... to here.
1084 * c-typeck.c (parser_build_binary_op): Update call to
1085 warn_logical_operator.
1086 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1088 * c-common.c (warn_logical_op): Update.
1089 * c-common.h (warn_logical_op): Update declaration.
1091 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1093 * tree.c (protected_set_expr_location): Fix formatting.
1095 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1098 * c-typeck.c (readonly_warning): new.
1099 (build_unary_op, build_modify_expr): Use readonly_warning for
1100 storing into something readonly but not const-qualified.
1102 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1105 * c-typeck.c (build_unary_op): Check for taking address of
1106 expression of type void.
1108 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1111 * c-typeck.c (build_function_call): Check for calling a function
1112 with qualified void return types. Call require_complete_type when
1115 2009-04-18 Jan Hubicka <jh@suse.cz>
1117 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1119 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1120 can_throw_external flag.
1121 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1122 * ipa-pure-const.c (ignore_edge): New function.
1123 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1124 only over can_throw_external edges.
1125 (local_pure_const): Add nothrow flag.
1126 * ipa-utils.c (searchc): Add ignore_edge callback.
1127 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1128 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1129 (set_nothrow_function_flags): Update cgraph.
1130 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
1132 2009-04-18 Richard Guenther <rguenther@suse.de>
1135 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
1136 (fold_stmt): ... this and ...
1137 (fold_stmt_inplace): ... this.
1138 (fold_stmt_1): Fold references in calls and asms.
1139 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
1141 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1143 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1144 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1146 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1148 * tree.c (function_args_count): Remove.
1149 * tree.h: Remove the prototype for function_args_count.
1151 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1153 * tree-iterator.c (expr_only): Remove.
1154 * tree.h: Remove the prototype for expr_only.
1156 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1158 * reginfo.c (cannot_change_mode_set_regs): Remove.
1159 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1161 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1163 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1164 whether operands 0 and 1 overlaps.
1166 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1169 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1170 pointer. Use warning_at instead of warning.
1171 (search_for_addr_array): Likewise.
1172 (check_array_bounds): Likewise.
1173 (check_all_array_refs): Check that the incoming edge is not in the
1174 list of edges to be removed.
1175 (check_all_array_refs): Avoid the temporal pointer.
1176 (vrp_visit_cond_stmt): Fix typo.
1177 (simplify_switch_using_ranges): Handle the case where the switch
1178 index is an integer constant.
1180 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1182 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1184 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1186 * doc/extend.texi, doc/invoke.texi: Fix typos.
1188 2009-04-17 Cary Coutant <ccoutant@google.com>
1190 * tree-flow-inline.h (get_lineno): Fix inverted test.
1192 2009-04-17 Diego Novillo <dnovillo@google.com>
1194 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1195 assertion for AVAIL_OUT.
1197 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1200 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1201 * config/sh/linux-atomic.asm: Likewise.
1203 2009-04-17 Diego Novillo <dnovillo@google.com>
1205 * except.c (debug_eh_tree): New.
1206 (struct eh_region, struct eh_status): Move ...
1207 * except.h: ... here.
1208 (add_type_for_runtime): Declare extern.
1209 (lookup_type_for_runtime): Likewise.
1210 (debug_eh_tree): Declare.
1211 * Makefile.in (GTFILES): List except.h before except.c
1213 2009-04-17 Diego Novillo <dnovillo@google.com>
1215 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1216 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1217 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1218 (find_vars_r): ... here.
1219 * tree-flow.h (find_referenced_vars_in): Declare.
1220 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1221 that AVAIL_OUT exists for BLOCK.
1222 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1223 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1224 (tree-parloops.o): Likewise.
1226 2009-04-17 Simon Baldwin <simonb@google.com>
1228 * toplev.c (default_tree_printer): Add handling for %E format.
1230 2009-04-17 Diego Novillo <dnovillo@google.com>
1232 * tree-pretty-print.c (dump_generic_node): Add break after
1233 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1234 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1235 FUNCTION_TYPE together. Call print_struct_decl when printing
1236 structures and TDF_SLIM is not given.
1237 (print_struct_decl): Fix logic for detecting recursion.
1239 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1242 * gcc.c (create_at_file): New.
1243 (compile_input_file_p): New.
1244 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1245 * main.c (main): Update call to toplev_main.
1246 * toplev.c (toplev_main): Change signature. Call expandargv.
1247 * toplev.h (toplev_main): Change signature.
1249 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1251 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1252 if the latter is not constant.
1254 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1256 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1258 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1260 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1261 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1263 2009-04-17 Richard Guenther <rguenther@suse.de>
1265 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1266 Handle component references view-converting an invariant address.
1268 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1270 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1271 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1272 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1273 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1274 Use @deftypevr rather than @deftypevar.
1276 2009-04-17 Richard Guenther <rguenther@suse.de>
1278 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1279 (get_prop_source_stmt): Likewise.
1280 (can_propagate_from): Likewise.
1282 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1284 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1285 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1286 (--with-multilib-list): Add default value.
1287 * configure: Regenerate.
1288 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1289 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1290 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1291 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1292 Don't add default cpu to multilib list unnecessarily, but do enable
1293 the relevant compiler option..
1294 Add support for --with-multilib-list=<blank> and
1295 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1296 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1297 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1298 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1300 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1301 (MULTILIB_OSDIRNAMES): New variable.
1302 * config/sh/t-1e: Delete file.
1303 * config/sh/t-mlib-sh1: Delete file.
1304 * config/sh/t-mlib-sh2: Delete file.
1305 * config/sh/t-mlib-sh2a: Delete file.
1306 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1307 * config/sh/t-mlib-sh2a-single: Delete file.
1308 * config/sh/t-mlib-sh2a-single-only: Delete file.
1309 * config/sh/t-mlib-sh2e: Delete file.
1310 * config/sh/t-mlib-sh3e: Delete file.
1311 * config/sh/t-mlib-sh4: Delete file.
1312 * config/sh/t-mlib-sh4-nofpu: Delete file.
1313 * config/sh/t-mlib-sh4-single: Delete file.
1314 * config/sh/t-mlib-sh4-single-only: Delete file.
1315 * config/sh/t-mlib-sh4a: Delete file.
1316 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1317 * config/sh/t-mlib-sh4a-single: Delete file.
1318 * config/sh/t-mlib-sh4a-single-only: Delete file.
1319 * config/sh/t-mlib-sh4al: Delete file.
1320 * config/sh/t-mlib-sh5-32media: Delete file.
1321 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1322 * config/sh/t-mlib-sh5-64media: Delete file.
1323 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1324 * config/sh/t-mlib-sh5-compact: Delete file.
1325 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1326 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1327 * doc/install.texi (Options specification): Add
1328 --with-multilib-list and --with-endian.
1330 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1332 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1334 (OBJS-common): Add plugin-version.o.
1335 (plugin-version.o): New.
1336 * gcc-plugin.h (plugin_gcc_version): New.
1337 (plugin_default_version_check): New.
1338 (plugin_init_func, plugin_init): Add version argument.
1339 * plugin-version.c: New.
1340 * plugin.c (str_plugin_gcc_version_name): New.
1341 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1342 pass it to the init function.
1343 (plugin_default_version_check): New.
1345 2009-04-17 Richard Guenther <rguenther@suse.de>
1347 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1348 for decl-vs-decl disambiguation.
1350 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1352 * config/s390/s390.h (s390_tune_attr): New macro definition.
1353 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1355 2009-04-17 Richard Guenther <rguenther@suse.de>
1357 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1358 (fold_stmt_r): Likewise.
1359 (maybe_fold_reference): New function.
1360 (fold_gimple_assign): Handle cases fold_stmt_r did.
1361 (fold_stmt): Do not use fold_stmt_r.
1362 (fold_stmt_inplace): Likewise.
1364 2009-04-17 Richard Guenther <rguenther@suse.de>
1366 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1367 (record_equivalences_from_stmt): Remove useless checks and
1369 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1370 the type is already suitable.
1372 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1374 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1376 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1378 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1379 (CMPtype): Define as __gcc_CMPtype.
1381 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1383 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1384 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1386 2009-04-17 Richard Guenther <rguenther@suse.de>
1388 PR tree-optimization/39746
1389 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1390 special-casing for builtins and static variable use/def.
1391 (call_may_clobber_ref_p_1): Likewise.
1393 2009-04-16 Ian Lance Taylor <iant@google.com>
1395 * df.h: Include "timevar.h".
1396 (struct df_problem): Change tv_id field to timevar_id_t.
1397 * tree-pass.h: Include "timevar.h".
1398 (struct opt_pass): Change tv_id field to timevar_id_t.
1399 * timevar.h (timevar_id_t): Define TV_NONE.
1400 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1401 TV_NONE rather than tv_id != 0.
1402 (execute_one_pass): Likewise.
1403 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1404 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1405 dependencies to $(TREE_PASS_H).
1406 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1408 (pass_branch_target_load_optimize2): Likewise.
1409 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1410 (pass_outof_cfg_layout_mode): Likewise.
1411 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1412 (pass_rebuild_cgraph_edges): Likewise.
1413 (pass_remove_cgraph_callee_edges): Likewise.
1414 * df-core.c (pass_df_initialize_opt): Likewise.
1415 (pass_df_initialize_no_opt): Likewise.
1416 (pass_df_finish): Likewise.
1417 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1418 * except.c (pass_set_nothrow_function_flags): Likewise.
1419 (pass_convert_to_eh_region_ranges): Likewise.
1420 * final.c (pass_compute_alignments): Likewise.
1421 * function.c (pass_instantiate_virtual_regs): Likewise.
1422 (pass_init_function): Likewise.
1423 (pass_leaf_regs): Likewise.
1424 (pass_match_asm_constraints): Likewise.
1425 * gimple-low.c (pass_lower_cf): Likewise.
1426 (pass_mark_used_blocks): Likewise.
1427 * init-regs.c (pass_initialize_regs): Likewise.
1428 * integrate.c (pass_initial_value_sets): Likewise.
1429 * ira.c (pass_ira): Likewise.
1430 * jump.c (pass_cleanup_barriers): Likewise.
1431 * omp-low.c (pass_expand_omp): Likewise.
1432 (pass_lower_omp): Likewise.
1433 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1434 * recog.c (pass_split_all_insns): Likewise.
1435 (pass_split_after_reload): Likewise.
1436 (pass_split_before_regstack): Likewise.
1437 (pass_split_before_sched2): Likewise.
1438 (pass_split_for_shorten_branches): Likewise.
1439 * reginfo.c (pass_reginfo_init): Likewise.
1440 (pass_subregs_of_mode_init): Likewise.
1441 (pass_subregs_of_mode_finish): Likewise.
1442 * passes.c (pass_postreload): Likewise.
1443 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1444 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1445 (pass_warn_function_return): Likewise.
1446 (pass_warn_function_noreturn): Likewise.
1447 * tree-complex.c (pass_lower_complex): Likewise.
1448 (pass_lower_complex_O0): Likewise.
1449 * tree-if-conv.c (pass_if_conversion): Likewise.
1450 * tree-into-ssa.c (pass_build_ssa): Likewise.
1451 * tree-mudflap.c (pass_mudflap_1): Likewise.
1452 (pass_mudflap_2): Likewise.
1453 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1454 (pass_mudflap_2): Likewise.
1455 * tree-nrv.c (pass_return_slot): Likewise.
1456 * tree-object-size.c (pass_object_sizes): Likewise.
1457 * tree-optimize.c (pass_all_optimizations): Likewise.
1458 (pass_early_local_passes): Likewise.
1459 (pass_all_early_optimizations): Likewise.
1460 (pass_cleanup_cfg): Likewise.
1461 (pass_cleanup_cfg_post_optimizing): Likewise.
1462 (pass_free_datastructures): Likewise.
1463 (pass_free_cfg_annotations): Likewise.
1464 (pass_fixup_cfg): Likewise.
1465 (pass_init_datastructures): Likewise.
1466 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1467 (pass_late_warn_uninitialized): Likewise.
1468 (pass_update_address_taken): Likewise.
1469 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1470 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1471 (pass_cse_sincos): Likewise.
1472 (pass_convert_to_rsqrt): Likewise.
1473 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1474 * tree-stdarg.c (pass_stdarg): Likewise.
1475 * tree-tailcall.c (pass_tail_recursion): Likewise.
1476 (pass_tail_calls): Likewise.
1477 * tree-vect-generic.c (pass_lower_vector): Likewise.
1478 (pass_lower_vector_ssa): Likewise.
1479 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1481 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1483 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1485 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1487 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1488 logical and signext.
1490 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1493 * config/sh/predicates.md (arith_operand): Check if the operand
1494 of TRUNCATE is a REG.
1496 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1498 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1499 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1501 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1503 * tree-iterator.c (tsi_split_statement_list_after,
1504 tsi_split_statement_list_before): Remove.
1505 * tree-iterator.h: Remove the prototypes for
1506 tsi_split_statement_list_after and tsi_split_statement_list_before.
1508 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1510 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
1511 * tree-ssa-propagate.h: Remove the prototype for
1512 stmt_makes_single_load.
1514 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1516 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
1517 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
1519 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1521 * tree-iterator.c (EXPR_LAST_BODY): Remove.
1523 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1525 * except.c (eh_region_outer_p): Remove.
1526 * except.h: Remove the prototype for eh_region_outer_p.
1528 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1530 * function.c (current_function_assembler_name): Remove.
1531 * function.h: Remove the prototype for
1532 current_function_assembler_name.
1534 2009-04-16 Ian Lance Taylor <iant@google.com>
1536 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
1537 (add_reg_note): Call alloc_reg_note.
1538 * rtl.h (alloc_reg_note): Declare.
1539 * combine.c (try_combine): Use alloc_reg_note.
1540 (recog_for_combine, move_deaths): Likewise.
1541 (distribute_notes): Use alloc_reg_note and add_reg_note.
1542 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
1543 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
1544 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
1546 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
1548 PR rtl-optimization/39762
1549 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
1550 ira_may_move_out_cost): Add comments about way of their usage.
1551 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
1553 * ira-conflicts.c (process_regs_for_copy): Use function
1554 ira_get_register_move_cost instead of global
1555 ira_register_move_cost.
1557 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
1558 color_pass, move_spill_restore, update_curr_costs): Ditto.
1560 * ira-lives.c (process_single_reg_class_operands): Ditto.
1562 * ira-emit.c (emit_move_list): Ditto.
1564 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
1565 (record_reg_classes): Ditto. Use functions
1566 ira_get_register_move_cost and ira_get_may_move_cost instead of
1567 global vars ira_register_move_cost, ira_may_move_out_cost and
1568 ira_may_move_in_cost.
1569 (record_address_regs): Don't call ira_init_register_move_cost.
1570 Use function ira_get_may_move_cost instead of global
1571 ira_may_move_in_cost.
1572 (process_bb_node_for_hard_reg_moves): Use function
1573 ira_get_register_move_cost instead of global ira_register_move_cost.
1574 (ira_costs): Don't call ira_init_register_move_cost.
1576 2009-04-16 Richard Guenther <rguenther@suse.de>
1578 * tree-cfg.c (verify_gimple_assign_binary):
1579 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
1580 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
1581 (create_general_new_stmt): Note that this function is broken.
1583 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1585 * common.opt (fhelp): Add Var(help_flag).
1586 * gcc-plugin.h (plugin_info): Add help.
1587 * plugin.c (plugin_name_args): Add help.
1588 (register_plugin_info): Set plugin->help.
1589 (print_help_one_plugin): New.
1590 (print_plugins_help): New.
1591 * plugin.h (print_plugins_help): New.
1592 * toplev.c (toplev_main): Call print_plugins_help if needed.
1594 2009-04-16 Richard Guenther <rguenther@suse.de>
1596 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
1597 (gimple_ior_addresses_taken_1): New function.
1598 (gimple_ior_addresses_taken): Likewise.
1599 * gimple.h (struct gimple_statement_with_ops_base): Remove
1600 addresses_taken member.
1601 (gimple_ior_addresses_taken): Declare.
1602 (gimple_addresses_taken, gimple_addresses_taken_ptr,
1603 gimple_set_addresses_taken): Remove.
1604 * ipa-reference.c (mark_address): New function.
1605 (scan_stmt_for_static_refs): Use it for marking addresses taken.
1606 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
1607 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
1608 (gimple_add_to_addresses_taken): Remove.
1609 (get_tmr_operands): Call mark_address_taken.
1610 (get_asm_expr_operands): Likewise.
1611 (get_expr_operands): Likewise.
1612 (build_ssa_operands): Do not clear the addresses_taken bitmap.
1613 (free_stmt_operands): Do not free it.
1614 * tree-ssa.c (delete_tree_ssa): Likewise.
1615 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
1617 2009-04-16 Richard Guenther <rguenther@suse.de>
1619 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
1620 (walk_stmt_load_store_ops): Likewise.
1621 * gimple.c (get_base_loadstore): New function.
1622 (walk_stmt_load_store_addr_ops): Likewise.
1623 (walk_stmt_load_store_ops): Likewise.
1624 * ipa-pure-const.c (check_op): Simplify.
1625 (check_load, check_store): New functions.
1626 (check_stmt): Use walk_stmt_load_store_ops.
1627 * ipa-reference.c (mark_load): Adjust signature.
1628 (mark_store): Likewise.
1629 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
1631 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1633 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
1635 * opts.c (common_handle_option): Don't call print_version.
1636 * plugin.c (plugin_name_args): Add version.
1637 (register_plugin_info): New.
1638 (register_callback): Handle PLUGIN_INFO.
1639 (try_init_one_plugin): New.
1640 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
1642 (finalize_one_plugin): New.
1643 (finalize_plugins): New.
1644 (print_one_plugin): New.
1645 (print_plugins_versions): New.
1646 * plugin.h (print_plugins_versions): New.
1647 (finalize_plugins): New.
1648 * toplev.c (compile_file): Don't call initialize_plugins.
1649 (print_version): Call print_plugins_versions.
1650 (toplev_main): Call initialize_plugins. Print version if needed.
1651 Call finalize_plugins.
1653 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1655 * common.opt (fversion): New.
1656 * gcc.c (print_version): New.
1657 (process_command): Don't print the version. Just set print_version.
1658 (main): Print version. Call subprocesses if print_version and
1659 verbose_flag are set.
1660 * opts.c (common_handle_option): Handle OPT_fversion.
1662 2009-04-16 Richard Guenther <rguenther@suse.de>
1663 Ira Rosen <irar@il.ibm.com>
1665 PR tree-optimization/39698
1666 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
1667 type of the reduction variable. Only generate the def if
1670 * omp-low.c (expand_omp_for_generic): When converting to a pointer
1671 make sure to first convert to an integer of the same precision.
1672 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
1673 the type of the evolution correctly in computing the new
1674 induction variable base.
1676 2009-04-16 Richard Guenther <rguenther@suse.de>
1679 * tree-cfg.c (make_blocks): Split statements with to-be
1680 abnormal SSA names on the lhs.
1682 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
1684 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
1685 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
1686 * c-typeck.c (really_start_incremental_init): Likewise.
1687 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
1688 (TARGET_INITIALIZER): Remove it.
1689 * target.h (struct target): Remove vector_opaque_p.
1690 * tree.c (build_opaque_vector_type): New.
1691 * tree.h (TYPE_VECTOR_OPAQUE): New.
1692 (build_opaque_vector_type): Declare.
1693 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
1694 * config/rs6000/rs6000.c (build_opaque_vector_type,
1695 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
1696 (rs6000_init_builtins): Use build_opaque_vector_type for
1697 opaque_V4SI_type_node.
1699 2009-04-15 Catherine Moore <clm@codesourcery.com>
1701 * debug.h (set_name): Declare.
1702 * dwarf2out.c (dwarf2out_set_name): Declare.
1703 (dwarf2_debug_hooks): Add set_name.
1704 (find_AT_string): New.
1705 (add_AT_string): Call find_AT_string.
1706 (dwarf2out_set_name): New.
1707 * cp/decl.c (grokdeclarator): Call set_name.
1708 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
1709 * debug.c (do_nothing_debug_hooks): Likewise.
1710 * dbxout.c (dbx_debug_hooks): Likewise.
1711 * sdbout.c (sdb_debug_hooks): Likewise.
1713 2009-04-15 Michael Eager <eager@eagercon.com>
1715 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
1716 reg for single-precision FPU.
1717 * config/rs6000/rs6000.md (movsi_internal1): Only for
1719 (movsi_internal1_single): New. Add pattern to move SI values to/from
1720 single-precision FP regs.
1722 2009-04-15 Richard Guenther <rguenther@suse.de>
1724 * omp-low.c (lower_rec_input_clauses): Build correct address
1726 (expand_omp_for_generic): Fix multiplication type.
1727 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
1728 (generate_memset_zero): Fix types.
1729 * tree-profile.c (prepare_instrumented_value): Correctly
1732 2009-04-15 Ian Lance Taylor <iant@google.com>
1734 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
1735 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
1736 for -Wall and for -Wc++-compat.
1737 (c_common_post_options): For C++, set warn_enum_compare if not
1739 * c-tree.h (struct c_expr): Add field original_type.
1740 (build_external_ref): Update declaration.
1741 * c-parser.c (c_parser_braced_init): Set original_type.
1742 (c_parser_initelt): Likewise.
1743 (c_parser_expr_no_commas): Likewise.
1744 (c_parser_conditional_expression): Likewise.
1745 (c_parser_cast_expression): Likewise.
1746 (c_parser_unary_expression): Likewise. Pull setting of
1747 original_code to top of function.
1748 (c_parser_sizeof_expression): Set original_type.
1749 (c_parser_alignof_expression): Likewise.
1750 (c_parser_postfix_expression): Likewise. Pull setting of
1751 original_code to top of function.
1752 (c_parser_postfix_expression_after_paren_type): Set original_type.
1753 (c_parser_postfix_expression_after_primary): Likewise.
1754 (c_parser_expression): Likewise.
1755 * c-typeck.c (build_external_ref): Add type parameter. Change all
1757 (c_expr_sizeof_expr): Set original_type field.
1758 (parser_build_unary_op): Likewise.
1759 (parser_build_binary_op): Likewise. Optionally warn about
1760 comparisons of enums of different types.
1761 (digest_init): Set original_type field.
1762 (really_start_incremental_init): Likewise.
1763 (push_init_level, pop_init_level): Likewise.
1764 * doc/invoke.texi (Warning Options): -Wenum-compare now
1767 2009-04-15 Richard Guenther <rguenther@suse.de>
1769 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
1770 out a necessary conversion.
1771 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
1772 names we didn't value number.
1773 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
1775 2009-04-15 Richard Guenther <rguenther@suse.de>
1777 PR tree-optimization/39764
1778 * tree-ssa-ccp.c (get_value): Canonicalize value with
1779 canonicalize_float_value.
1781 2009-04-15 Jan Hubicka <jh@suse.cz>
1783 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
1784 Wrong version of patch.
1786 2009-04-15 Jan Hubicka <jh@suse.cz>
1788 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
1790 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
1792 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
1793 our distinct integral and vector types.
1795 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
1797 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
1798 * init.c (build_vtbl_address): Remove call to assemble_external.
1800 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
1802 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
1803 output for other floating point modes.
1805 2009-04-14 Diego Novillo <dnovillo@google.com>
1807 * diagnostic.c (diagnostic_report_diagnostic): Do not
1808 warn about loaded plugins for DK_ERROR and DK_WARNING.
1809 * c-decl.c (declspecs_add_type): Move call to
1810 invoke_plugin_callbacks ...
1811 * c-parser.c (c_parser_declspecs): ... here.
1812 * plugin.c (dump_active_plugins): Tidy output.
1814 2009-04-14 Diego Novillo <dnovillo@google.com>
1815 Le-Chun Wu <lcwu@google.com>
1817 * configure.ac: Add --enable-plugin support.
1818 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
1819 * Makefile.in (PLUGIN_H): Define.
1820 Export ENABLE_PLUGIN and GMPINC to site.exp.
1821 Add PLUGINLIBS to link command.
1822 Add/modify dependencies for plugin.o and files including plugin.h.
1824 * config.in: Regenerate.
1826 * opts.c (common_handle_option): Handle OPT_fplugin_ and
1829 2009-04-14 Le-Chun Wu <lcwu@google.com>
1831 * tree-pass.h (register_one_dump_file): Add a prototype for
1832 register_one_dump_file.
1833 * toplev.c (compile_file): Call initialize_plugins.
1834 (do_compile): Call invoke_plugin_callbacks.
1835 (toplev_main): Call invoke_plugin_callbacks.
1836 * common.opt: Add -fplugin= and -fplugin-arg-.
1837 * gcc-plugin.h: New public header file for plugins to include.
1838 * plugin.c: New source file.
1839 * plugin.h: New internal header file.
1840 * passes.c (register_one_dump_file): Make it external.
1842 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
1844 2009-04-14 Diego Novillo <dnovillo@google.com>
1846 * doc/plugins.texi: New.
1847 * doc/gccint.texi: Add reference to Plugins chapter.
1848 * doc/invoke.texi: Document -fplugin and -fplugin-arg
1849 * diagnostic.c (diagnostic_report_diagnostic): Warn about
1850 loaded plugins, if any.
1851 * timevar.def (TV_PLUGIN_INIT): Define.
1852 (TV_PLUGIN_RUN): Define.
1853 * plugin.c: Include timevar.h
1854 (plugins_active_p): New.
1855 (dump_active_plugins): New.
1856 (debug_active_plugins): New.
1858 2009-04-14 Joseph Myers <joseph@codesourcery.com>
1860 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
1862 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
1864 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
1866 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
1867 the same as a minus without a shift.
1869 2009-04-14 Nick Clifton <nickc@redhat.com>
1871 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
1872 comparisons with small integers will always produce a short
1875 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
1878 2008-12-19 Diego Novillo <dnovillo@google.com>
1880 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
1882 2009-04-14 Richard Guenther <rguenther@suse.de>
1884 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
1886 (verify_gimple_assign_binary): Likewise. Handle shifts and
1888 (verify_gimple_phi): Print the mismatched argument position.
1889 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1891 (vect_update_init_of_dr): Likewise.
1892 * matrix-reorg.c (transform_access_sites): Do what the
1894 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
1896 2009-04-13 Michael Eager <eager@eagercon.com>
1898 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
1899 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
1900 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
1901 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
1902 remove duplicate config
1904 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1906 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
1907 file_name:line_number type locator of the call site.
1909 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
1911 * genautomata.c: Put blank after comma.
1912 (automaton_decls): New.
1913 (struct unit_usage): Add comments to member next.
1914 (store_alt_unit_usage): Keep the list ordered.
1915 (unit_present_on_list_p, equal_alternatives_p): New.
1916 (check_regexp_units_distribution): Check units distribution
1917 correctness correctly.
1918 (main): Don't write automata if error is found. Return correct
1921 * config/m68k/cf.md (cfv4_ds): Remove.
1922 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
1923 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
1925 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
1926 power4-load-ext, power4-store, power4-store-update,
1927 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
1928 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
1929 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
1930 power4-sqrt, power4-isync): Modify reservation to make correct
1931 unit distribution to automata.
1933 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
1934 power5-store-update, power5-two, power5-three, power5-lmul,
1935 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
1937 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
1939 * except.c (pass_set_nothrow_function_flags): Set name and add
1941 (set_nothrow_function_flags): Mention in the dump file when
1942 changing a function to nothrow.
1944 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
1947 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
1948 instead of unsigned long.
1950 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1952 * config/arm/arm.c (return_used_this_function): Remove.
1953 (arm_output_function_prologue): Remove use of
1954 return_used_this_function.
1955 (output_return_instruction): Replace use of
1956 return_used_this_function
1957 by cfun->machine->return_used_this_function.
1958 (arm_output_epilogue): Likewise.
1959 (arm_output_function_epilogue): Likewise.
1960 (thumb_unexpanded_epilogue): Likewise.
1961 * config/arm/arm.h (struct machine_function):
1962 New member return_used_this_function.
1964 2009-04-12 Mark Mitchell <mark@codesourcery.com>
1966 * doc/install.texi: Correct description of default directory for
1967 --with-gxx-include-dir.
1969 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
1971 * fold-const.c (build_range_check): Properly deal with enumeral and
1974 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
1976 * doc/invoke.texi (max_gcse_passes): Remove documentation.
1977 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
1978 * params.h (MAX_GCSE_PASSES): Remove.
1979 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
1980 in sequence. Remove ability to run multiple passes.
1981 (bypass_jumps): Report run as third CPROP pass.
1983 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
1986 * except.c (can_throw_external): Look at each insn in a SEQUENCE
1987 when deciding whether the whole SEQUENCE can throw.
1989 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
1992 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
1993 offseted label references.
1995 2009-04-11 Jan Hubicka <jh@suse.cz>
1997 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
1999 2009-04-11 Richard Guenther <rguenther@suse.de>
2002 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2003 return variables as TREE_ADDRESSABLE.
2005 2009-04-11 Richard Guenther <rguenther@suse.de>
2007 PR tree-optimization/39713
2008 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2009 reference trees have SSA_NAME operands.
2011 2009-04-11 Richard Guenther <rguenther@suse.de>
2014 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2015 address expressions.
2017 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2019 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2020 match changes in Cygwin 1.7
2021 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2022 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2024 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2026 PR tree-optimization/39701
2027 * doc/invoke.texi (Optimization Options): Document change in
2028 meaning and initialization of -fdelete-null-pointer-checks.
2030 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2033 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2035 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2038 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2040 2009-04-10 Chao-ying Fu <fu@mips.com>
2042 * doc/tm.texi (Instruction Output): Document
2043 TARGET_ASM_FINAL_POSTSCAN_INSN.
2044 * target.h (final_postscan_insn): New field in asm_out.
2045 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2046 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2047 * final.c (final_scan_insn): Call
2048 targetm.asm_out.final_postscan_insn after outputting
2049 an asm macro and a normal instruction.
2051 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2052 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2053 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2054 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2055 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2057 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2060 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2061 variables as non-NULL even with -fdelete-null-pointer-checks.
2063 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2065 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2067 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2070 * config/i386/i386.c (classify_argument): Handle SCmode with
2071 (bit_offset % 64) != 0.
2073 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2075 * doc/invoke.texi (Optimize Options): Add cross-reference to
2076 -Q --help=optimizers examples.
2078 2009-04-10 Ben Elliston <bje@au.ibm.com>
2081 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2082 regalign for the reg == fpr and TDmode case.
2084 2009-04-09 David Ayers <ayers@fsfe.org>
2087 * objc/objc-act.c (warn_with_method): Remove helper function.
2088 (check_duplicates): Call warning and inform directly.
2089 (really_start_method): Likewise.
2091 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2093 * expmed.c (expand_divmod): Always use a comparison for a division
2094 by a large unsigned integer.
2096 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2097 for things others than variables or functions as nonzero.
2099 2009-04-09 Nick Clifton <nickc@redhat.com>
2101 * unwind-compat.c: Change copyright header to refer to version
2102 3 of the GNU General Public License with version 3.1 of the
2103 GCC Runtime Library Exception and to point readers at the
2104 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2105 * config/alpha/crtfastmath.c: Likewise.
2106 * config/alpha/linux-unwind.h: Likewise.
2107 * config/alpha/qrnnd.asm: Likewise.
2108 * config/alpha/vms-crt0-64.c: Likewise.
2109 * config/alpha/vms-crt0.c: Likewise.
2110 * config/alpha/vms-dwarf2.asm: Likewise.
2111 * config/alpha/vms-dwarf2eh.asm: Likewise.
2112 * config/alpha/vms-psxcrt0-64.c: Likewise.
2113 * config/alpha/vms-psxcrt0.c: Likewise.
2114 * config/alpha/vms_tramp.asm: Likewise.
2115 * config/arc/initfini.c: Likewise.
2116 * config/arc/lib1funcs.asm: Likewise.
2117 * config/arm/bpabi-v6m.S: Likewise.
2118 * config/arm/bpabi.S: Likewise.
2119 * config/arm/bpabi.c: Likewise.
2120 * config/arm/crti.asm: Likewise.
2121 * config/arm/crtn.asm: Likewise.
2122 * config/arm/ieee754-df.S: Likewise.
2123 * config/arm/ieee754-sf.S: Likewise.
2124 * config/arm/lib1funcs.asm: Likewise.
2125 * config/arm/libunwind.S: Likewise.
2126 * config/arm/linux-atomic.c: Likewise.
2127 * config/arm/mmintrin.h: Likewise.
2128 * config/arm/pr-support.c: Likewise.
2129 * config/arm/unaligned-funcs.c: Likewise.
2130 * config/arm/unwind-arm.c: Likewise.
2131 * config/arm/unwind-arm.h: Likewise.
2132 * config/avr/libgcc.S: Likewise.
2133 * config/bfin/crti.s: Likewise.
2134 * config/bfin/crtlibid.s: Likewise.
2135 * config/bfin/crtn.s: Likewise.
2136 * config/bfin/lib1funcs.asm: Likewise.
2137 * config/bfin/linux-unwind.h: Likewise.
2138 * config/cris/arit.c: Likewise.
2139 * config/cris/cris_abi_symbol.c: Likewise.
2140 * config/darwin-64.c: Likewise.
2141 * config/darwin-crt2.c: Likewise.
2142 * config/darwin-crt3.c: Likewise.
2143 * config/darwin.h: Likewise.
2144 * config/dbxelf.h: Likewise.
2145 * config/dfp-bit.c: Likewise.
2146 * config/dfp-bit.h: Likewise.
2147 * config/elfos.h: Likewise.
2148 * config/fixed-bit.c: Likewise.
2149 * config/fixed-bit.h: Likewise.
2150 * config/fp-bit.c: Likewise.
2151 * config/fp-bit.h: Likewise.
2152 * config/fr30/crti.asm: Likewise.
2153 * config/fr30/crtn.asm: Likewise.
2154 * config/fr30/lib1funcs.asm: Likewise.
2155 * config/freebsd-spec.h: Likewise.
2156 * config/frv/cmovd.c: Likewise.
2157 * config/frv/cmovh.c: Likewise.
2158 * config/frv/cmovw.c: Likewise.
2159 * config/frv/frvbegin.c: Likewise.
2160 * config/frv/frvend.c: Likewise.
2161 * config/frv/lib1funcs.asm: Likewise.
2162 * config/glibc-stdint.h: Likewise.
2163 * config/h8300/clzhi2.c: Likewise.
2164 * config/h8300/crti.asm: Likewise.
2165 * config/h8300/crtn.asm: Likewise.
2166 * config/h8300/ctzhi2.c: Likewise.
2167 * config/h8300/fixunssfsi.c: Likewise.
2168 * config/h8300/lib1funcs.asm: Likewise.
2169 * config/h8300/parityhi2.c: Likewise.
2170 * config/h8300/popcounthi2.c: Likewise.
2171 * config/i386/ammintrin.h: Likewise.
2172 * config/i386/att.h: Likewise.
2173 * config/i386/avxintrin.h: Likewise.
2174 * config/i386/biarch64.h: Likewise.
2175 * config/i386/bmmintrin.h: Likewise.
2176 * config/i386/cpuid.h: Likewise.
2177 * config/i386/cross-stdarg.h: Likewise.
2178 * config/i386/crtfastmath.c: Likewise.
2179 * config/i386/crtprec.c: Likewise.
2180 * config/i386/cygming-crtbegin.c: Likewise.
2181 * config/i386/cygming-crtend.c: Likewise.
2182 * config/i386/cygwin.asm: Likewise.
2183 * config/i386/emmintrin.h: Likewise.
2184 * config/i386/gmm_malloc.h: Likewise.
2185 * config/i386/gthr-win32.c: Likewise.
2186 * config/i386/i386.h: Likewise.
2187 * config/i386/immintrin.h: Likewise.
2188 * config/i386/linux-unwind.h: Likewise.
2189 * config/i386/linux64.h: Likewise.
2190 * config/i386/mm3dnow.h: Likewise.
2191 * config/i386/mmintrin-common.h: Likewise.
2192 * config/i386/mmintrin.h: Likewise.
2193 * config/i386/nmmintrin.h: Likewise.
2194 * config/i386/pmm_malloc.h: Likewise.
2195 * config/i386/pmmintrin.h: Likewise.
2196 * config/i386/smmintrin.h: Likewise.
2197 * config/i386/sol2-c1.asm: Likewise.
2198 * config/i386/sol2-ci.asm: Likewise.
2199 * config/i386/sol2-cn.asm: Likewise.
2200 * config/i386/sol2-gc1.asm: Likewise.
2201 * config/i386/tmmintrin.h: Likewise.
2202 * config/i386/unix.h: Likewise.
2203 * config/i386/w32-unwind.h: Likewise.
2204 * config/i386/wmmintrin.h: Likewise.
2205 * config/i386/x86-64.h: Likewise.
2206 * config/i386/x86intrin.h: Likewise.
2207 * config/i386/xmmintrin.h: Likewise.
2208 * config/ia64/crtbegin.asm: Likewise.
2209 * config/ia64/crtend.asm: Likewise.
2210 * config/ia64/crtfastmath.c: Likewise.
2211 * config/ia64/crti.asm: Likewise.
2212 * config/ia64/crtn.asm: Likewise.
2213 * config/ia64/fde-glibc.c: Likewise.
2214 * config/ia64/lib1funcs.asm: Likewise.
2215 * config/ia64/linux-unwind.h: Likewise.
2216 * config/ia64/quadlib.c: Likewise.
2217 * config/ia64/unwind-ia64.c: Likewise.
2218 * config/linux.h: Likewise.
2219 * config/m32c/m32c-lib1.S: Likewise.
2220 * config/m32c/m32c-lib2-trapv.c: Likewise.
2221 * config/m32c/m32c-lib2.c: Likewise.
2222 * config/m32r/initfini.c: Likewise.
2223 * config/m68hc11/larith.asm: Likewise.
2224 * config/m68hc11/m68hc11-crt0.S: Likewise.
2225 * config/m68k/cf.md: Likewise.
2226 * config/m68k/crti.s: Likewise.
2227 * config/m68k/crtn.s: Likewise.
2228 * config/m68k/lb1sf68.asm: Likewise.
2229 * config/m68k/linux-unwind.h: Likewise.
2230 * config/mcore/crti.asm: Likewise.
2231 * config/mcore/crtn.asm: Likewise.
2232 * config/mcore/lib1.asm: Likewise.
2233 * config/mips/linux-unwind.h: Likewise.
2234 * config/mips/loongson.h: Likewise.
2235 * config/mips/mips16.S: Likewise.
2236 * config/mmix/crti.asm: Likewise.
2237 * config/mmix/crtn.asm: Likewise.
2238 * config/pa/fptr.c: Likewise.
2239 * config/pa/hpux-unwind.h: Likewise.
2240 * config/pa/lib2funcs.asm: Likewise.
2241 * config/pa/linux-atomic.c: Likewise.
2242 * config/pa/linux-unwind.h: Likewise.
2243 * config/pa/milli64.S: Likewise.
2244 * config/pa/quadlib.c: Likewise.
2245 * config/pa/stublib.c: Likewise.
2246 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2247 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2248 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2249 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2250 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2251 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2252 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2253 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2254 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2255 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2256 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2257 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2258 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2259 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2260 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2261 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2262 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2263 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2264 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2265 * config/rs6000/750cl.h: Likewise.
2266 * config/rs6000/altivec.h: Likewise.
2267 * config/rs6000/biarch64.h: Likewise.
2268 * config/rs6000/crtresfpr.asm: Likewise.
2269 * config/rs6000/crtresgpr.asm: Likewise.
2270 * config/rs6000/crtresxfpr.asm: Likewise.
2271 * config/rs6000/crtresxgpr.asm: Likewise.
2272 * config/rs6000/crtsavfpr.asm: Likewise.
2273 * config/rs6000/crtsavgpr.asm: Likewise.
2274 * config/rs6000/darwin-asm.h: Likewise.
2275 * config/rs6000/darwin-fallback.c: Likewise.
2276 * config/rs6000/darwin-fpsave.asm: Likewise.
2277 * config/rs6000/darwin-ldouble.c: Likewise.
2278 * config/rs6000/darwin-tramp.asm: Likewise.
2279 * config/rs6000/darwin-unwind.h: Likewise.
2280 * config/rs6000/darwin-vecsave.asm: Likewise.
2281 * config/rs6000/darwin-world.asm: Likewise.
2282 * config/rs6000/e500crtres32gpr.asm: Likewise.
2283 * config/rs6000/e500crtres64gpr.asm: Likewise.
2284 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2285 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2286 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2287 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2288 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2289 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2290 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2291 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2292 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2293 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2294 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2295 * config/rs6000/eabi-ci.asm: Likewise.
2296 * config/rs6000/eabi-cn.asm: Likewise.
2297 * config/rs6000/eabi.asm: Likewise.
2298 * config/rs6000/linux-unwind.h: Likewise.
2299 * config/rs6000/linux64.h: Likewise.
2300 * config/rs6000/paired.h: Likewise.
2301 * config/rs6000/paired.md: Likewise.
2302 * config/rs6000/ppc64-fp.c: Likewise.
2303 * config/rs6000/ppu_intrinsics.h: Likewise.
2304 * config/rs6000/rs6000.h: Likewise.
2305 * config/rs6000/si2vmx.h: Likewise.
2306 * config/rs6000/sol-ci.asm: Likewise.
2307 * config/rs6000/sol-cn.asm: Likewise.
2308 * config/rs6000/spe.h: Likewise.
2309 * config/rs6000/spu2vmx.h: Likewise.
2310 * config/rs6000/sysv4.h: Likewise.
2311 * config/rs6000/tramp.asm: Likewise.
2312 * config/rs6000/vec_types.h: Likewise.
2313 * config/s390/linux-unwind.h: Likewise.
2314 * config/s390/tpf-unwind.h: Likewise.
2315 * config/score/crti.asm: Likewise.
2316 * config/score/crtn.asm: Likewise.
2317 * config/sh/crt1.asm: Likewise.
2318 * config/sh/crti.asm: Likewise.
2319 * config/sh/crtn.asm: Likewise.
2320 * config/sh/divtab-sh4-300.c: Likewise.
2321 * config/sh/divtab-sh4.c: Likewise.
2322 * config/sh/divtab.c: Likewise.
2323 * config/sh/lib1funcs-4-300.asm: Likewise.
2324 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2325 * config/sh/lib1funcs.asm: Likewise.
2326 * config/sh/lib1funcs.h: Likewise.
2327 * config/sh/linux-atomic.asm: Likewise.
2328 * config/sh/linux-unwind.h: Likewise.
2329 * config/sh/shmedia.h: Likewise.
2330 * config/sh/sshmedia.h: Likewise.
2331 * config/sh/ushmedia.h: Likewise.
2332 * config/sparc/crtfastmath.c: Likewise.
2333 * config/sparc/linux-unwind.h: Likewise.
2334 * config/sparc/sol2-c1.asm: Likewise.
2335 * config/sparc/sol2-ci.asm: Likewise.
2336 * config/sparc/sol2-cn.asm: Likewise.
2337 * config/spu/divmodti4.c: Likewise.
2338 * config/spu/divv2df3.c: Likewise.
2339 * config/spu/float_disf.c: Likewise.
2340 * config/spu/float_unsdidf.c: Likewise.
2341 * config/spu/float_unsdisf.c: Likewise.
2342 * config/spu/float_unssidf.c: Likewise.
2343 * config/spu/mfc_multi_tag_release.c: Likewise.
2344 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2345 * config/spu/mfc_tag_release.c: Likewise.
2346 * config/spu/mfc_tag_reserve.c: Likewise.
2347 * config/spu/mfc_tag_table.c: Likewise.
2348 * config/spu/multi3.c: Likewise.
2349 * config/spu/spu_internals.h: Likewise.
2350 * config/spu/spu_intrinsics.h: Likewise.
2351 * config/spu/spu_mfcio.h: Likewise.
2352 * config/spu/vec_types.h: Likewise.
2353 * config/spu/vmx2spu.h: Likewise.
2354 * config/stormy16/stormy16-lib2.c: Likewise.
2355 * config/svr4.h: Likewise.
2356 * config/sync.c: Likewise.
2357 * config/v850/lib1funcs.asm: Likewise.
2358 * config/vxlib-tls.c: Likewise.
2359 * config/vxlib.c: Likewise.
2360 * config/vxworks-dummy.h: Likewise.
2361 * config/xtensa/crti.asm: Likewise.
2362 * config/xtensa/crtn.asm: Likewise.
2363 * config/xtensa/ieee754-df.S: Likewise.
2364 * config/xtensa/ieee754-sf.S: Likewise.
2365 * config/xtensa/lib1funcs.asm: Likewise.
2366 * config/xtensa/lib2funcs.S: Likewise.
2367 * config/xtensa/linux-unwind.h: Likewise.
2368 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2369 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2370 * coretypes.h: Likewise.
2371 * crtstuff.c: Likewise.
2372 * defaults.h: Likewise.
2373 * dwarf2.h: Likewise.
2374 * emutls.c: Likewise.
2375 * gbl-ctors.h: Likewise.
2376 * gcov-io.h: Likewise.
2377 * ginclude/float.h: Likewise.
2378 * ginclude/iso646.h: Likewise.
2379 * ginclude/stdarg.h: Likewise.
2380 * ginclude/stdbool.h: Likewise.
2381 * ginclude/stddef.h: Likewise.
2382 * ginclude/stdfix.h: Likewise.
2383 * ginclude/stdint-gcc.h: Likewise.
2384 * ginclude/tgmath.h: Likewise.
2385 * gthr-aix.h: Likewise.
2386 * gthr-dce.h: Likewise.
2387 * gthr-gnat.c: Likewise.
2388 * gthr-gnat.h: Likewise.
2389 * gthr-lynx.h: Likewise.
2390 * gthr-mipssde.h: Likewise.
2391 * gthr-nks.h: Likewise.
2392 * gthr-posix.c: Likewise.
2393 * gthr-posix.h: Likewise.
2394 * gthr-posix95.h: Likewise.
2395 * gthr-rtems.h: Likewise.
2396 * gthr-single.h: Likewise.
2397 * gthr-solaris.h: Likewise.
2398 * gthr-tpf.h: Likewise.
2399 * gthr-vxworks.h: Likewise.
2400 * gthr-win32.h: Likewise.
2402 * libgcc2.c: Likewise.
2403 * libgcc2.h: Likewise.
2404 * libgcov.c: Likewise.
2405 * tsystem.h: Likewise.
2406 * typeclass.h: Likewise.
2407 * unwind-c.c: Likewise.
2408 * unwind-compat.h: Likewise.
2409 * unwind-dw2-fde-compat.c: Likewise.
2410 * unwind-dw2-fde-darwin.c: Likewise.
2411 * unwind-dw2-fde-glibc.c: Likewise.
2412 * unwind-dw2-fde.c: Likewise.
2413 * unwind-dw2-fde.h: Likewise.
2414 * unwind-dw2.c: Likewise.
2415 * unwind-dw2.h: Likewise.
2416 * unwind-generic.h: Likewise.
2417 * unwind-pe.h: Likewise.
2418 * unwind-sjlj.c: Likewise.
2419 * unwind.inc: Likewise.
2420 * config/arm/neon-gen.ml: Change generated copyright header to
2421 refer to version 3 of the GNU General Public License with
2422 version 3.1 of the GCC Runtime Library Exception and to point
2423 readers at the COPYING3 and COPYING3.RUNTIME files and the
2424 FSF's license web page.
2425 * config/arm/arm_neon.h: Regenerate.
2427 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2429 * config/cris/cris.md: Change copyright header to refer to version
2430 3 of the GNU General Public License.
2431 * doc/install.texi2html: Change copyright header to refer to version
2432 3 of the GNU General Public License and to point readers at the
2433 COPYING3 file and the FSF's license web page.
2434 * config/vax/linux.h: Likewise.
2436 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2438 * config/i386/i386.md (cmpcc): New.
2439 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2440 (sync_compare_and_swap_cc*): Delete.
2442 * config/s390/s390.c (s390_compare_emitted): Remove.
2443 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2444 s390_compare_emitted used to be handled. Assert that modes match.
2445 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2446 refer to sync_compare_and_swap_ccsi.
2447 * config/s390/s390.h (s390_compare_emitted): Remove.
2448 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2449 instead of s390_compare_emitted.
2450 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2451 instead of s390_compare_emitted.
2452 * config/s390/s390.md (cmpcc): New.
2453 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2454 CC_REGNUM, do not pretend it's set.
2455 (sync_compare_and_swap_cc*): Delete.
2456 * config/s390/predicates.md (cc_reg_operand): New.
2458 * expr.c (sync_compare_and_swap_cc): Delete.
2459 * optabs.h (sync_compare_and_swap_cc): Delete.
2460 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2461 is being used with can_compare_p.
2462 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2464 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2465 look for a MODE_CC set instead. Use emit_store_flag.
2466 (expand_compare_and_swap_loop): Likewise, with some additional
2467 complication to avoid a force_reg when useless. Use
2468 emit_cmp_and_jump_insns.
2469 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2470 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2471 sync_compare_and_swap documentation.
2473 2009-04-09 Jan Hubicka <jh@suse.cz>
2475 * except.c (find_prev_try): Break out from ....
2476 (duplicate_eh_regions): ... here; properly update prev_try pointers
2477 when duplication part of tree.
2478 (dump_eh_tree): Improve dumping.
2479 (verify_eh_region): New.
2480 (verify_eh_tree): Use it.
2482 2009-04-06 Richard Guenther <rguenther@suse.de>
2484 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2485 &ARRAY addresses by adjusting their types and prepending
2487 * tree-cfg.c (verify_gimple_assign_single): Verify that
2488 addresses are correct.
2490 2009-04-09 Richard Guenther <rguenther@suse.de>
2492 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2493 indices into an array reference if possible.
2494 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2495 Fold POINTER_PLUS_EXPR statements with invariant address.
2497 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2500 * config.gcc (powerpc64-*-linux*): Always build biarch.
2502 2009-04-09 Joseph Myers <joseph@codesourcery.com>
2505 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
2506 it and pedwarn if this results in an INTEGER_CST.
2508 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2510 * doc/install.texi: Update minimum GMP version. Remove obsolete
2511 text in MPFR section.
2513 2009-04-08 Jakub Jelinek <jakub@redhat.com>
2515 * dwarf2out.c (class_scope_p): New static inline.
2516 (class_or_namespace_scope_p): Use it.
2517 (gen_variable_die): Use DW_TAG_member tag for static data member
2518 declarations instead of DW_TAG_variable.
2521 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
2524 2009-04-08 Richard Guenther <rguenther@suse.de>
2526 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
2527 valueize random data.
2529 2009-04-08 David Edelsohn <edelsohn@gnu.org>
2531 * config.gcc (aix tm_file): Add aix-stdint.h.
2532 (aix tm clause use_gcc_stdint): Set to wrap.
2533 * config/rs6000/aix-stdint.h: New file.
2535 2009-04-08 Richard Guenther <rguenther@suse.de>
2538 * tree-dfa.c (add_referenced_var): Do not recurse into
2539 global initializers.
2540 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
2542 (fold_const_aggregate_ref): Likewise.
2544 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2546 * recog.c (ordered_comparison_operator): New.
2547 * gensupport.c (std_preds): Add it.
2548 * doc/md.texi (Machine-Independent Predicates): Document it.
2550 2009-04-08 Jan Hubicka <jh@suse.cz>
2552 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
2553 * function.h (rtl_eh): Remove exception_handler_label_map.
2554 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
2555 remove_exception_handler_label, for_each_eh_label_1): Remove.
2556 (rtl_remove_unreachable_regions): Remove.
2557 (convert_from_eh_region_ranges): Do not remove unreachable regions.
2558 (find_exception_handler_labels): Don't build the hashtable.
2559 (maybe_remove_eh_handler): Remove.
2560 (for_each_eh_label): Rewrite to walk the tree.
2561 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
2562 * except.h (maybe_remove_eh_handler): Remove.
2563 * passes.c (init_optimization_passes): Schedule second EH cleanup
2565 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
2566 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
2568 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2570 * genoutput.c (validate_optab_operands): New.
2571 (gen_insn, gen_expand): Call it.
2573 * genflags.c (gen_insn): Detect misused iterators.
2574 (main): Pass line_no to gen_insn, exit with status 1 on error.
2576 * genextract.c (line_no): Make global.
2577 (VEC_safe_set_locstr): Change assertion to error message.
2578 (main): Exit with status 1 on error.
2580 2009-04-08 Joseph Myers <joseph@codesourcery.com>
2584 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2585 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2586 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
2587 * c-convert.c (convert): Do not call fold on results of conversion
2588 functions when the result is a C_MAYBE_CONST_EXPR.
2589 * c-parser.c (c_parser_postfix_expression): Do not fold condition
2590 of __builtin_choose_expr.
2591 * c-typeck.c (remove_c_maybe_const_expr): New.
2592 (build_unary_op, build_conditional_expr, build_compound_expr,
2593 build_binary_op, c_objc_common_truthvalue_conversion): Call
2594 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
2597 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
2599 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
2600 CODE to produce a new one. Add a prototype to use fold_convert_const
2602 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
2605 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
2606 mix declarations and code.
2608 2009-04-08 Ben Elliston <bje@au.ibm.com>
2610 * gcc.c: Replace `CC' with `GCC' throughout.
2612 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
2614 * doc/invoke.texi: Document Atom support.
2616 2009-04-07 Jason Merrill <jason@redhat.com>
2619 * c-common.h, c-common.c: Add flag_pretty_templates.
2620 * c-opts.c (c_common_handle_option): Set it.
2621 * c.opt: Add -fno-pretty-templates.
2622 * doc/invoke.texi (C++ Dialect Options): Likewise.
2624 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
2626 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
2627 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
2628 (ia64_expand_builtin): Likewise.
2630 2009-04-07 Martin Jambor <mjambor@suse.cz>
2632 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
2633 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
2634 ADDR_EXPRS are include too.
2636 2009-04-07 Richard Guenther <rguenther@suse.de>
2638 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
2639 decls are only used if passes as parameters or if they are
2640 local statics and the call is not to a builtin.
2641 (call_may_clobber_ref_p_1): Likewise.
2643 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2645 * expr.c (do_store_flag): Remove last argument. Simplify code
2646 to avoid duplication of tests already done by can_compare_p.
2647 (expand_expr_real_1): Adjust caller.
2649 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2651 * optabs.c (can_compare_p): Test the predicate of a
2652 cbranch and cstore pattern.
2654 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2656 * expr.c (convert_move): Use emit_store_flag instead of
2659 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2661 * config/i386/i386.c (ix86_compare_emitted): Remove.
2662 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
2663 ix86_compare_op0 like ix86_compare_emitted used to be handled.
2664 * config/i386/i386.h (ix86_compare_emitted): Remove.
2665 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
2666 instead of ix86_compare_emitted.
2667 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
2669 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
2671 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
2672 Add t-sysroot-suffix to tmake_file.
2673 * config/print-sysroot-suffix.sh: New file.
2674 * config/t-sysroot-suffix: New file.
2676 2009-04-07 Ben Elliston <bje@au.ibm.com>
2678 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
2679 as the latter produces a warning when the target does not support
2682 2009-04-07 Ben Elliston <bje@au.ibm.com>
2684 * dfp.c: Replace type punning assignments with memcpy throughout.
2685 * Makefile.in (dfp.o-warn): Remove.
2687 2009-04-07 Alan Modra <amodra@bigpond.net.au>
2690 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
2691 Include soft-fp/t-softfp after rs6000/t-linux64.
2693 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
2695 * stor-layout.c (set_sizetype): Use the full precision of their
2696 machine mode for bitsize types.
2698 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
2700 * config/i386/i386.md: Revert 2 accidental checkins.
2702 2009-04-06 Joey Ye <joey.ye@intel.com>
2703 Xuepeng Guo <xuepeng.guo@intel.com>
2704 H.J. Lu <hongjiu.lu@intel.com>
2706 Atom pipeline model, tuning and insn selection.
2707 * config.gcc (atom): Add atom config options and target.
2709 * config/i386/atom.md: New.
2711 * config/i386/i386.c (atom_cost): New cost.
2712 (m_ATOM): New macro flag.
2713 (initial_ix86_tune_features): Set m_ATOM.
2714 (x86_accumulate_outgoing_args): Likewise.
2715 (x86_arch_always_fancy_math_387): Likewise.
2716 (processor_target): Add Atom cost.
2717 (cpu_names): Add Atom cpu name.
2718 (override_options): Set Atom ISA.
2719 (ix86_issue_rate): New case PROCESSOR_ATOM.
2720 (ix86_adjust_cost): Likewise.
2722 * config/i386/i386.h (TARGET_ATOM): New target macro.
2723 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
2724 (TARGET_OPT_AGU): New target option.
2725 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
2726 (processor_type): Add PROCESSOR_ATOM.
2728 * config/i386/i386.md (cpu): Add new value "atom".
2729 (use_carry, movu): New attr.
2730 (atom.md): Include atom.md.
2731 (adddi3_carry_rex64): Set attr "use_carry".
2732 (addqi3_carry): Likewise.
2733 (addhi3_carry): Likewise.
2734 (addsi3_carry): Likewise.
2735 (*addsi3_carry_zext): Likewise.
2736 (subdi3_carry_rex64): Likewise.
2737 (subqi3_carry): Likewise.
2738 (subhi3_carry): Likewise.
2739 (subsi3_carry): Likewise.
2740 (x86_movdicc_0_m1_rex64): Likewise.
2741 (*x86_movdicc_0_m1_se): Likewise.
2742 (x86_movsicc_0_m1): Likewise.
2743 (*x86_movsicc_0_m1_se): Likewise.
2744 (*adddi_1_rex64): Emit add insn as much as possible.
2745 (*addsi_1): Likewise.
2746 (return_internal): Set atom_unit.
2747 (return_internal_long): Likewise.
2748 (return_pop_internal): Likewise.
2749 (*rcpsf2_sse): Set atom_sse_attr attr.
2750 (*qrt<mode>2_sse): Likewise.
2751 (*prefetch_sse): Likewise.
2753 * config/i386/i386-c.c (ix86_target_macros_internal): New case
2755 (ix86_target_macros_internal): Likewise.
2757 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
2758 (*prefetch_sse_rex): Likewise.
2759 (sse_rcpv4sf2): Likewise.
2760 (sse_vmrcpv4sf2): Likewise.
2761 (sse_sqrtv4sf2): Likewise.
2762 (<sse>_vmsqrt<mode>2): Likewise.
2763 (sse_ldmxcsr): Likewise.
2764 (sse_stmxcsr): Likewise.
2765 (*sse_sfence): Likewise.
2766 (sse2_clflush): Likewise.
2767 (*sse2_mfence): Likewise.
2768 (*sse2_lfence): Likewise.
2769 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
2770 (<sse>_movup<ssemodesuffixf2c>): Likewise.
2771 (avx_movdqu<avxmodesuffix>): Likewise.
2772 (avx_lddqu<avxmodesuffix>): Likewise.
2773 (sse2_movntv2di): Change attr "type" to "ssemov".
2774 (sse2_movntsi): Likewise.
2775 (rsqrtv8sf2): Change attr "type" to "sseadd".
2776 (sse3_addsubv2df3): Set attr "atom_unit".
2777 (sse3_h<plusminus_insn>v4sf3): Likewise.
2778 (*sse2_pmaddwd): Likewise.
2779 (*vec_extractv2di_1_rex64): Likewise.
2780 (*vec_extractv2di_1_avx): Likewise.
2781 (sse2_psadbw): Likewise.
2782 (ssse3_phaddwv8hi3): Likewise.
2783 (ssse3_phaddwv4hi3): Likewise.
2784 (ssse3_phadddv4si3): Likewise.
2785 (ssse3_phadddv2si3): Likewise.
2786 (ssse3_phaddswv8hi3): Likewise.
2787 (ssse3_phaddswv4hi3): Likewise.
2788 (ssse3_phsubwv8hi3): Likewise.
2789 (ssse3_phsubwv4hi3): Likewise.
2790 (ssse3_phsubdv4si3): Likewise.
2791 (ssse3_phsubdv2si3): Likewise.
2792 (ssse3_phsubswv8hi3): Likewise.
2793 (ssse3_phsubswv4hi3): Likewise.
2794 (ssse3_pmaddubsw128): Likewise.
2795 (sse3_pmaddubsw: Likewise.
2796 (ssse3_palignrti): Likewise.
2797 (ssse3_palignrdi): Likewise.
2799 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
2801 * doc/install.texi (Specific): Fix two cross-references to MinGW.
2803 2009-04-06 Richard Guenther <rguenther@suse.de>
2805 PR tree-optimization/28868
2806 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
2807 of which PHI results we inserted.
2808 (insert_into_preds_of_block): Record inserted PHIs.
2809 (eliminate): Eliminate redundant PHI nodes.
2810 (init_pre): Init inserted_phi_names.
2812 2009-04-06 Richard Guenther <rguenther@suse.de>
2814 PR tree-optimization/39643
2815 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
2816 IMAGPART_EXPRs of complex constants.
2817 (execute_fold_all_builtins): If we folded a call queue
2818 TODO_update_address_taken.
2820 2009-04-06 Jan Hubicka <jh@suse.cz>
2823 * except.c (remove_unreachable_regions): Propagate may_contain_throw
2826 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
2828 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
2830 (ic_invalidate_array): Likewise.
2832 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
2834 * calls.c (emit_library_call_value_1): Fix a problem with parameter
2835 alignment for library calls.
2837 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
2839 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
2840 (mingw32 tm clause use_gcc_stdint): Set to wrap.
2841 * config/i386/mingw-stdint.h: New file.
2843 2009-04-05 Richard Guenther <rguenther@suse.de>
2845 PR tree-optimization/39648
2846 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
2847 our &A vs. &A[0] IL deficiencies.
2849 2009-04-04 Jan Hubicka <jh@suse.cz>
2851 * except.c (sjlj_find_directly_reachable_regions): Be ready for
2852 removed toplevel regions.
2853 (sjlj_mark_call_sites): Likewise.
2855 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
2857 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
2858 (cygwin tm clause use_gcc_stdint): Set to wrap.
2859 * config/i386/cygwin-stdint.h: New file.
2861 2009-04-04 Richard Guenther <rguenther@suse.de>
2863 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
2864 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
2865 single-argument PHIs if we are in loop-closed SSA form.
2866 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
2867 for the pre-condition.
2868 (slpeel_tree_peel_loop_to_edge): Likewise.
2869 (vect_build_loop_niters): Take an optional sequence to append stmts.
2870 (vect_generate_tmps_on_preheader): Likewise.
2871 (vect_do_peeling_for_loop_bound): Take extra guards for the
2873 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
2874 the cost model check.
2875 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
2876 guards if we are going to peel. Do not apply versioning in that case.
2877 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
2878 (vect_do_peeling_for_loop_bound): Likewise.
2879 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
2880 loop bound only record extra pre-conditions, do not apply loop
2883 2009-04-04 Richard Guenther <rguenther@suse.de>
2885 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
2888 2009-04-04 Jan Hubicka <jh@suse.cz>
2890 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2891 last_basic_block for size of bb->index indexed array.
2892 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
2893 compute_out, link_btr_uses, build_btr_def_use_webs,
2894 build_btr_def_use_webs, migrate_btr_defs): Likewise.
2896 2009-04-04 Jan Hubicka <jh@suse.cz>
2898 * except.c (remove_eh_handler_and_replace): Break out from ...
2899 (remove_eh_handler): ... here.
2900 (bring_to_root): New function.
2901 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
2902 handled ones, bring others to root of tree.
2904 2009-04-04 Jan Hubicka <jh@suse.cz>
2906 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
2907 (all_phis_safe_to_merge): New function.
2908 (update_info): New structure.
2909 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
2910 (cleanup_empty_eh): Update SSA if possible.
2912 2009-04-04 Richard Guenther <rguenther@suse.de>
2914 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
2915 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
2916 (append_vuse): Likewise.
2918 2009-04-04 Jakub Jelinek <jakub@redhat.com>
2920 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
2921 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
2922 instead of REG_UNSAVED for DW_CFA_undefined.
2923 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
2924 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
2927 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
2930 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
2931 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
2932 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
2934 2009-04-04 Richard Guenther <rguenther@suse.de>
2936 PR tree-optimization/8781
2937 PR tree-optimization/37892
2938 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
2939 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
2940 (valueize_refs): Call it for *& valueizations.
2941 (shared_reference_ops_from_ref): Rename to ...
2942 (valueize_shared_reference_ops_from_ref): ... this and valueize.
2943 (shared_reference_ops_from_call): Rename to ...
2944 (valueize_shared_reference_ops_from_call): ... this and valueize.
2945 (vn_reference_lookup): Update.
2946 (visit_reference_op_call): Likewise.
2947 * tree-ssa-pre.c (phi_translate_1): Fold *&.
2948 (eliminate): Value-replace the call address in call statements.
2950 2009-04-04 Richard Guenther <rguenther@suse.de>
2952 PR tree-optimization/39636
2953 * tree-ssa-forwprop.c
2954 (forward_propagate_addr_into_variable_array_index): Check for
2955 GIMPLE_ASSIGN before accessing the rhs code.
2957 2009-04-03 Jason Merrill <jason@redhat.com>
2959 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
2961 2009-04-03 Steve Ellcey <sje@cup.hp.com>
2963 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
2964 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
2965 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
2966 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
2967 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
2968 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
2969 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
2970 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
2971 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
2972 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
2973 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
2974 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
2975 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
2976 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
2977 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
2978 Use fr_reg_or_fp01_operand instead of fr_register_operand
2980 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
2981 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
2982 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
2984 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
2986 PR rtl-optimization/39607
2987 PR rtl-optimization/39631
2991 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2992 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2993 instead of DF_LR_OUT.
2994 * ira-lives.c (process_bb_node_lives): Ditto.
2995 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2996 instead of DF_LR_{OUT,IN}.
2997 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2998 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3000 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3002 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3003 (execute_lower_omp): Always run but take the short way out if -fopenmp
3005 (gate_lower_omp): Remove, forcing the pass manager to always run the
3006 pass and always set PROP_gimple_lomp.
3007 (pass_lower_omp): Remove gate function.
3008 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3009 PROP_trees. Instead, require it.
3010 * ipa-cp.c (pass_ipa_cp): Likewise.
3011 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3012 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3013 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3014 and PROP_gimple_leh.
3016 2009-04-03 Richard Guenther <rguenther@suse.de>
3019 PR tree-optimization/23940
3020 PR tree-optimization/33237
3023 PR tree-optimization/36201
3024 PR tree-optimization/36230
3025 PR tree-optimization/38049
3026 PR tree-optimization/38207
3027 PR tree-optimization/38230
3028 PR tree-optimization/38301
3029 PR tree-optimization/38585
3031 PR tree-optimization/38985
3032 PR tree-optimization/39299
3033 * tree-ssa-structalias.h: Remove.
3034 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3035 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3036 (struct vuse_element_d): Remove.
3037 (struct vuse_vec_d): Likewise.
3038 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3039 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3040 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3041 VUSE_ELEMENT_VAR): Likewise.
3042 (struct voptype_d): Likewise.
3043 (NUM_VOP_FREE_BUCKETS): Likewise.
3044 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3045 (struct stmt_operands_d): Remove.
3046 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3047 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3048 VDEF_NUM, VDEF_VECT): Likewise.
3049 (copy_virtual_operands): Remove.
3050 (operand_build_cmp): Likewise.
3051 (create_ssa_artificial_load_stmt): Likewise.
3052 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3053 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3054 vuse_index and mayuse_index members. Pack and move done and iter_type
3055 members to the front.
3056 (SSA_OP_VMAYUSE): Remove.
3057 (SSA_OP_VIRTUAL_USES): Adjust.
3058 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3059 (unlink_stmt_vdef): Declare.
3060 (add_to_addressable_set): Remove.
3061 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3062 (vrp_visit_stmt): Likewise.
3063 * doc/tree-ssa.texi (Alias analysis): Update.
3064 * doc/invoke.texi (max-aliased-vops): Remove docs.
3065 (avg-aliased-vops): Likewise.
3066 * tree-into-ssa.c (syms_to_rename): Remove.
3067 (need_to_update_vops_p): Likewise.
3068 (need_to_initialize_update_ssa_p): Rename to ...
3069 (update_ssa_initialized_fn): ... this. Track function we are
3071 (symbol_marked_for_renaming): Simplify.
3072 (add_new_name_mapping): Do not set need_to_update_vops_p.
3073 (dump_currdefs): Use SYMS_TO_RENAME.
3074 (rewrite_update_stmt): Always walk all uses/defs.
3075 (dump_update_ssa): Adjust.
3076 (init_update_ssa): Take function argument. Track what we are
3078 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3079 (create_new_def_for): Initialize for cfun, assert we are initialized
3081 (mark_sym_for_renaming): Simplify.
3082 (mark_set_for_renaming): Do not initialize update-ssa.
3083 (need_ssa_update_p): Simplify. Take function argument.
3084 (name_mappings_registered_p): Assert we ask for the correct function.
3085 (name_registered_for_update_p): Likewise.
3086 (ssa_names_to_replace): Likewise.
3087 (release_ssa_name_after_update_ssa): Likewise.
3088 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3089 (dump_decl_set): Do not print a newline.
3090 (debug_decl_set): Do it here.
3091 (dump_update_ssa): And here.
3092 * tree-ssa-loop-im.c (move_computations): Adjust.
3093 (movement_possibility): Likewise.
3094 (determine_max_movement): Likewise.
3095 (gather_mem_refs_stmt): Likewise.
3096 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3098 * tree-complex.c (update_all_vops): Remove.
3099 (expand_complex_move): Adjust.
3100 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3101 Simplify test for memory referencing statement. Exclude
3102 non-invariant ADDR_EXPRs.
3103 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3104 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3105 (rdg_flag_uses): Likewise.
3106 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3108 (tree_optimize_tail_calls_1): Also split the
3109 edge from the entry block if we have degenerate PHI nodes in
3110 the first basic block.
3111 * tree.c (init_ttree): Remove memory-tag related code.
3112 (tree_code_size): Likewise.
3113 (tree_node_structure): Likewise.
3114 (build7_stat): Re-write to be build6_stat.
3115 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3116 (SSA_VAR_P): Adjust.
3117 (struct tree_memory_tag): Remove.
3118 (struct tree_memory_partition_tag): Likewise.
3119 (union tree_node): Adjust.
3120 (build7): Re-write to be build6.
3121 * tree-pass.h (pass_reset_cc_flags): Remove.
3122 (TODO_update_address_taken): New flag.
3123 (pass_simple_dse): Remove.
3124 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3125 * params.h (MAX_ALIASED_VOPS): Remove.
3126 (AVG_ALIASED_VOPS): Likewise.
3127 * omp-low.c (expand_omp_taskreg): Update SSA form.
3128 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3129 aliases the lhs in a copy stmt.
3130 * tree-ssa-dse.c (struct address_walk_data): Remove.
3131 (memory_ssa_name_same): Likewise.
3132 (memory_address_same): Likewise.
3133 (get_kill_of_stmt_lhs): Likewise.
3134 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
3135 unused stores. Look through PHI nodes into post-dominated regions.
3136 (dse_optimize_stmt): Simplify. Properly remove stores.
3137 (tree_ssa_dse): Compute dominators.
3138 (execute_simple_dse): Remove.
3139 (pass_simple_dse): Likewise.
3140 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
3141 gimple_loaded_syms and gimple_stored_syms computation.
3142 * toplev.c (dump_memory_report): Dump alias and pta stats.
3143 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3144 (vn_reference_eq): Likewise.
3145 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3146 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3147 valueize_vuses): Remove.
3148 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3149 (get_def_ref_stmt_vuse): ... this.
3150 (vn_reference_lookup_2): New function.
3151 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3152 walking equivalent vuses. Simplify.
3153 (vn_reference_lookup): Likewise.
3154 (vn_reference_insert): Likewise.
3155 (vn_reference_insert_pieces): Likewise.
3156 (visit_reference_op_call): Simplify.
3157 (visit_reference_op_load): Likewise.
3158 (visit_reference_op_store): Likewise.
3159 (init_scc_vn): Remove shared_lookup_vuses initialization.
3160 (free_scc_vn): Remove shared_lookup_vuses freeing.
3161 (sort_vuses, sort_vuses_heap): Remove.
3162 (get_ref_from_reference_ops): Export.
3163 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3164 vector with single vuse pointer.
3165 (vn_reference_lookup_pieces, vn_reference_lookup,
3166 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3167 (shared_vuses_from_stmt): Remove.
3168 (get_ref_from_reference_ops): Declare.
3169 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3170 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3171 memory-tag related code.
3172 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3173 (likely_value): Add comment, skip static-chain of call statements.
3174 (surely_varying_stmt_p): Adjust.
3175 (gimplify_and_update_call_from_tree): Likewise.
3176 (execute_fold_all_builtins): Do not rebuild alias info.
3177 (gimplify_and_update_call_from_tree): Properly update VOPs.
3178 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3179 (copy_ref_info): Remove memory-tag related code.
3180 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3181 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3182 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3184 * tree-ssa-dom.c (gimple_p): Remove typedef.
3185 (eliminate_redundant_computations): Adjust.
3186 (record_equivalences_from_stmt): Likewise.
3187 (avail_expr_hash): Likewise.
3188 (avail_expr_eq): Likewise.
3189 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3190 (stmt_makes_single_load): Likewise.
3191 (stmt_makes_single_store): Likewise.
3192 * tree-ssa-alias.c: Rewrite completely.
3193 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3194 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3195 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3196 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3197 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3198 Remove public functions.
3199 (pass_reset_cc_flags): Remove.
3200 (pass_build_alias): Move ...
3201 * tree-ssa-structalias.c (pass_build_alias): ... here.
3202 * tree-ssa-alias.c (may_be_aliased): Move ...
3203 * tree-flow-inline.h (may_be_aliased): ... here.
3204 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3205 count_uses_and_derefs): Move ...
3206 * gimple.c: ... here.
3207 * gimple.h (count_uses_and_derefs): Declare.
3208 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3209 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3210 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3211 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3212 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3213 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3214 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3216 * tree-dfa.c (refs_may_alias_p): Move ...
3217 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3218 * tree-ssa-alias.h: New file.
3219 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3220 (statement_sink_location): Likewise.
3221 * opts.c (decode_options): Do not adjust max-aliased-vops or
3222 avg-aliased-vops values.
3223 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3224 (TV_CALL_CLOBBER): Likewise.
3225 (TV_FLOW_SENSITIVE): Likewise.
3226 (TV_FLOW_INSENSITIVE): Likewise.
3227 (TV_MEMORY_PARTITIONING): Likewise.
3228 (TV_ALIAS_STMT_WALK): New timevar.
3229 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3230 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3231 (get_address_description): Remove memory-tag related code.
3232 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3233 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3234 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3235 and immediate uses in statements. Document.
3236 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3237 (dump_symbols): Remove.
3238 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3239 * alias.c (get_deref_alias_set): New function split out from ...
3240 (get_alias_set): ... here.
3241 * alias.h (get_deref_alias_set): Declare.
3242 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3243 type parameter. Remove restrict pointer handling. Create a
3244 ref-all pointer in case type-based alias sets do not conflict.
3245 (vect_analyze_data_refs): Remove SMT related code.
3246 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3247 (vectorizable_load): Likewise.
3248 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3249 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3250 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3251 Ignore vops and SMTs.
3252 (dr_analyze_alias): Likewise..
3253 (free_data_ref): Likewise.
3254 (create_data_ref): Likewise.
3255 (analyze_all_data_dependences): Likewise.
3256 (get_references_in_stmt): Adjust.
3257 * tree-flow-inline.h (gimple_aliases_computed_p,
3258 gimple_addressable_vars, gimple_call_clobbered_vars,
3259 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3260 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3261 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3262 gimple_mem_ref_stats): Remove.
3263 (gimple_vop): New function.
3264 (op_iter_next_use): Remove vuses and mayuses cases.
3265 (op_iter_next_def): Remove vdefs case.
3266 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3267 (clear_and_done_ssa_iter): Do not set removed fields.
3268 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3269 Assert we are not iterating over vuses or vdefs if not also
3270 iterating over uses or defs.
3271 (op_iter_init_use): Likewise.
3272 (op_iter_init_def): Likewise.
3273 (op_iter_next_vdef): Remove.
3274 (op_iter_next_mustdef): Likewise.
3275 (op_iter_init_vdef): Likewise.
3276 (compare_ssa_operands_equal): Likewise.
3277 (link_use_stmts_after): Handle vuse operand.
3278 (is_call_used): Use is_call_clobbered.
3279 (is_call_clobbered): Global variables are always call clobbered,
3280 query the call-clobbers bitmap.
3281 (mark_call_clobbered): Ignore global variables.
3282 (clear_call_clobbered): Likewise.
3283 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3284 virtual operands sanity check.
3285 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3287 (TARGET_MEM_REF): Remove TMR_TAG operand.
3288 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3289 Remove call-clobber related code.
3290 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3291 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3292 partitions or escape reason.
3293 (get_single_def_stmt, get_single_def_stmt_from_phi,
3294 get_single_def_stmt_with_phi): Remove.
3295 (dump_referenced_vars): Tidy.
3296 (get_ref_base_and_extent): Allow bare decls.
3297 (collect_dfa_stats): Adjust.
3298 * graphite.c (rename_variables_in_stmt): Adjust.
3299 (graphite_copy_stmts_from_block): Likewise.
3300 (translate_clast): Likewise.
3301 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3303 (translate_vuse_through_block): Use the oracle.
3304 (phi_translate_1): Adjust.
3305 (value_dies_in_block_x): Use the oracle. Cache the outcome
3307 (valid_in_sets): Check if the VUSE for
3308 a REFERENCE is available.
3309 (eliminate): Do not remove stmts during elimination,
3310 instead queue and remove them afterwards.
3311 (do_pre): Do not rebuild alias info.
3312 (pass_pre): Run TODO_rebuild_alias before PRE.
3313 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3314 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3315 (mark_all_v_defs_stmt): Remove.
3316 (mark_all_v_defs_seq): Adjust.
3317 (sra_replace): Likewise.
3318 (scalarize_use): Likewise.
3319 (scalarize_copy): Likewise.
3320 (scalarize_init): Likewise.
3321 (scalarize_ldst): Likewise.
3322 (todoflags): Remove.
3323 (tree_sra): Do not rebuild alias info.
3324 (tree_sra_early): Adjust.
3325 (pass_sra): Run TODO_update_address_taken before SRA.
3326 * tree-predcom.c (set_alias_info): Remove.
3327 (prepare_initializers_chain): Do not call it.
3328 (mark_virtual_ops_for_renaming): Adjust.
3329 (mark_virtual_ops_for_renaming_list): Remove.
3330 (initialize_root_vars): Adjust.
3331 (initialize_root_vars_lm): Likewise.
3332 (prepare_initializers_chain): Likewise.
3333 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3334 (may_propagate_copy_into_stmt): Likewise.
3335 (merge_alias_info): Do nothing for now.
3336 (propagate_tree_value_into_stmt): Adjust.
3337 (stmt_may_generate_copy): Likewise.
3338 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3339 not mark symbols for renaming.
3340 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3341 with the same statement, make sure to update the new pointed-to one.
3342 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3343 call statements, do not mark symbols for renaming.
3344 (mark_operand_necessary): Dump something.
3345 (ref_may_be_aliased): New function.
3346 (mark_aliased_reaching_defs_necessary_1): New helper function.
3347 (mark_aliased_reaching_defs_necessary): Likewise.
3348 (mark_all_reaching_defs_necessary_1): Likewise.
3349 (mark_all_reaching_defs_necessary): Likewise.
3350 (propagate_necessity): Do not process virtual PHIs. For
3351 non-aliased loads mark all reaching definitions as necessary.
3352 For aliased loads and stores mark the immediate dominating
3353 aliased clobbers as necessary.
3354 (visited): New global static.
3355 (perform_tree_ssa_dce): Free visited bitmap after propagating
3357 (remove_dead_phis): Perform simple dead virtual PHI removal.
3358 (remove_dead_stmt): Properly unlink virtual operands when
3360 (eliminate_unnecessary_stmts): Schedule PHI removal after
3362 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3363 (process_replaceable): Likewise.
3364 (find_replaceable_in_bb): Likewise.
3365 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3366 based on the single gimple vop.
3367 (verify_flow_insensitive_alias_info): Remove.
3368 (verify_flow_sensitive_alias_info): Likewise.
3369 (verify_call_clobbering): Likewise.
3370 (verify_memory_partitions): Likewise.
3371 (verify_alias_info): Likewise.
3372 (verify_ssa): Adjust..
3373 (execute_update_addresses_taken): Export. Update SSA
3374 manually. Optimize only when optimizing. Use a local bitmap.
3375 (pass_update_address_taken): Remove TODO_update_ssa, add
3377 (pass_update_address_taken): Just use TODO_update_address_taken.
3378 (init_tree_ssa): Do not initialize addressable_vars.
3379 (verify_ssa): Verify new VUSE / VDEF properties.
3380 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3381 Do not call verify_alias_info.
3382 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3383 Do not free the loaded and stored syms bitmaps. Reset the escaped
3384 and callused solutions. Do not free addressable_vars.
3385 Remove memory-tag related code.
3386 (warn_uninitialized_var): Aliases are always available.
3387 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3388 * lambda-code.c (can_put_in_inner_loop): Adjust.
3389 (can_put_after_inner_loop): Likewise.
3390 (perfect_nestify): Likewise.
3391 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3392 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3393 (vectorizable_conversion): Do not mark symbols for renaming.
3394 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3395 (expand_call_inline): Unlink the calls virtual operands before
3397 (tree_function_versioning): Do not call update_ssa if we are not
3398 updating clones. Simplify.
3399 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3400 (propagate_with_phi): Likewise..
3401 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3402 clobber code. Assert we are not aliased or global.
3403 * tree-flow.h: Include tree-ssa-alias.h
3404 (enum escape_type): Remove.
3405 (struct mem_sym_stats_d): Likewise.
3406 (struct mem_ref_stats_d): Likewise.
3407 (struct gimple_df): Add vop member. Remove global_var,
3408 call_clobbered_vars, call_used_vars, addressable_vars,
3409 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3410 escaped and callused members.
3411 (struct ptr_info_def): Remove all members, add points-to solution
3413 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3414 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3415 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3416 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3417 (tree-ssa-alias.o): Likewise.
3418 (toplev.o): Add tree-ssa-alias.h
3419 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3420 * gimple.c (gimple_set_bb): Fix off-by-one error.
3421 (is_gimple_reg): Do not handle memory tags.
3422 (gimple_copy): Also copy virtual operands.
3423 Delay updating the statement. Do not reset loaded and stored syms.
3424 (gimple_set_stored_syms): Remove.
3425 (gimple_set_loaded_syms): Likewise.
3426 (gimple_call_copy_skip_args): Copy the virtual operands
3427 and mark the new statement modified.
3428 * tree-ssa-structalias.c (may_alias_p): Remove.
3429 (set_uids_in_ptset): Take the alias set to prune with as
3430 parameter. Fold in the alias test of may_alias_p.
3431 (compute_points_to_sets): Compute whether a ptr is dereferenced
3433 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3434 other ADDRESSOF constraints on the lhs.
3435 (get_constraint_for_component_ref): Assert that we don't get
3436 ADDRESSOF constraints from the base of the reference.
3437 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3438 (struct variable_info): Remove collapsed_to member.
3439 (get_varinfo_fc): Remove.
3440 (new_var_info): Do not set collapsed_to.
3441 (dump_constraint): Do not follow cycles.
3442 (dump_constraint_graph): Likewise.
3443 (build_pred_graph): Likewise.
3444 (build_succ_graph): Likewise.
3445 (rewrite_constraints): Likewise.
3446 (do_simple_structure_copy): Remove.
3447 (do_rhs_deref_structure_copy): Remove.
3448 (do_lhs_deref_structure_copy): Remove.
3449 (collapse_rest_of_var): Remove.
3450 (do_structure_copy): Re-implement.
3451 (pta_stats): New global variable.
3452 (dump_pta_stats): New function.
3453 (struct constraint_expr): Make offset signed.
3454 (UNKNOWN_OFFSET): Define special value.
3455 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3456 (solution_set_expand): New helper function split out from ...
3457 (do_sd_constraint): ... here.
3458 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3459 (do_ds_constraint): Likewise.
3460 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3461 and CALLUSED = *CALLUSED.
3462 (set_union_with_increment): Make inc argument signed.
3463 (type_safe): Remove.
3464 (get_constraint_for_ptr_offset): Handle unknown and negative
3466 (first_vi_for_offset): Handle offsets before start. Bail
3467 out early for offsets beyond the variable extent.
3468 (first_or_preceding_vi_for_offset): New function.
3469 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3470 Together with ESCAPED = *ESCAPED this properly computes reachability.
3471 (find_what_var_points_to): New function.
3472 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3473 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3474 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3475 pt_solutions_intersect): New functions.
3476 (compute_call_used_vars): Remove.
3477 (compute_may_aliases): New main entry into PTA computation.
3478 * gimple.h (gimple_p): New typedef.
3479 (struct gimple_statement_base): Remove references_memory_p.
3480 (struct gimple_statement_with_memory_ops_base): Remove
3481 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3483 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3484 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3485 gimple_set_references_memory): Remove.
3486 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3487 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3489 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3490 (verify_expr): Allow RESULT_DECL.
3491 (gimple_duplicate_bb): Do not copy virtual operands.
3492 (gimple_duplicate_sese_region): Adjust.
3493 (gimple_duplicate_sese_tail): Likewise.
3494 (mark_virtual_ops_in_region): Remove.
3495 (move_sese_region_to_fn): Do not call it.
3496 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3497 and pass_simple_dse.
3498 (execute_function_todo): Handle TODO_update_address_taken,
3499 call execute_update_addresses_taken for TODO_rebuild_alias.
3500 (execute_todo): Adjust.
3501 (execute_one_pass): Init dump files early.
3502 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
3504 (create_general_new_stmt): Clear vops.
3505 * tree-ssa-reassoc.c (get_rank): Adjust.
3506 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
3507 symbols for renaming.
3508 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
3509 (PARAM_AVG_ALIASED_VOPS): Likewise.
3510 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
3511 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
3512 * tree-ssa-operands.c: Simplify for new virtual operand representation.
3513 (operand_build_cmp, copy_virtual_operands,
3514 create_ssa_artificial_load_stmt, add_to_addressable_set,
3515 gimple_add_to_addresses_taken): Remove public functions.
3516 (unlink_stmt_vdef): New function.
3518 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3520 * config.gcc (powerpc-*-linux*): Merge variants.
3522 2009-04-02 Chao-ying Fu <fu@mips.com>
3523 James Grosbach <james.grosbach@microchip.com>
3525 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
3526 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
3528 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
3529 keep_interrupts_masked_p, use_debug_exception_return_p.
3530 (mips_attribute_table): Add interrupt, use_shadow_register_set,
3531 keep_interrupts_masked, use_debug_exception_return.
3532 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
3533 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
3535 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
3536 (mips_print_operand): Process COP0 registers to print $0 .. $31
3537 correctly for GAS to process.
3538 (mips_interrupt_extra_call_saved_reg_p): New function.
3539 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
3541 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3542 (mips_compute_frame_info): Add supports for interrupt context that
3543 includes doubleword accumulators and COP0 registers.
3544 (mips_for_each_saved_acc): New function.
3545 (mips_for_each_saved_gpr_and_fpr): Change the function name from
3546 mips_for_each_saved_reg.
3547 (mips_save_reg): Save accumulators.
3548 (mips_kernel_reg_p): A new for_each_rtx callback.
3549 (mips_expand_prologue): Support interrupt handlers.
3550 (mips_restore_reg): Restore accumulators.
3551 (mips_expand_epilogue): Support interrupt handlers.
3552 (mips_can_use_return_insn): Return false for interrupt handlers.
3553 (mips_epilogue_uses): New function.
3554 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
3555 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
3556 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
3557 cop0_move): New instructions.
3558 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
3559 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
3561 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
3563 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
3564 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
3565 interrupt handlers, we use K0 as the temporary register.
3566 (EPILOGUE_USES): Change to a function call.
3567 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
3568 handlers, we use K0 as the temporary register.
3570 * doc/extend.texi (Function Attributes): Document interrupt,
3571 use_shadow_register_set, keep_interrupts_masked,
3572 use_debug_exception_return for MIPS attributes.
3574 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3576 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
3577 Remove a number of t-files from tmake_file.
3578 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
3579 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
3580 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
3581 target_prototype, not TARGET_PROTOTYPE.
3582 (LINK_OS_GNU_SPEC): Define.
3583 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
3584 and darwin-ldoubdle.c.
3586 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3589 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
3590 (cpp_options): Ditto.
3591 (default_compilers): Ditto.
3592 (display_help): Ditto.
3593 (process_command): Ditto.
3595 (set_input): Use lbasename instead of duplicate code.
3596 (save_temps_prefix): New static for -save-temps=obj.
3597 (save_temps_length): Ditto.
3599 * doc/invoke.texi (-save-temps=obj): Document new variant to
3602 2009-04-02 Jeff Law <law@redhat.com>
3604 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
3607 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3609 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
3610 * configure: Regenerated.
3612 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3614 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
3615 share the argument list.
3617 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3621 2009-02-12 Diego Novillo <dnovillo@google.com>
3623 * varpool.c (debug_varpool): New.
3624 * cgraph.h (debug_varpool): Declare.
3626 2009-04-02 Jan Hubicka <jh@suse.cz>
3628 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
3631 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3633 * config/i386/i386.c (ix86_abi): Move initialization to ...
3634 (override_options): Here.
3636 2009-04-02 Christian Bruel <christian.bruel@st.com>
3638 * config/sh/sh.c (sh_dwarf_register_span): New function.
3639 (TARGET_DWARF_REGISTER_SPAN): Define.
3640 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
3642 2009-04-02 Ira Rosen <irar@il.ibm.com>
3644 PR tree-optimization/39595
3645 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
3646 interleaved loads group is not greater than the SLP group size.
3648 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3650 * builtins.c (is_builtin_name): New.
3651 (called_as_built_in): Use is_builtin_name.
3652 * tree.h (is_builtin_name): New.
3653 * varasm.c (incorporeal_function_p): Use is_builtin_name
3655 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
3657 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
3659 2009-04-02 Dodji Seketeli <dodji@redhat.com>
3662 * c-decl.c (clone_underlying_type): Move this ...
3663 * c-common.c (set_underlying_type): ... here.
3664 Also, make sure the function properly sets TYPE_STUB_DECL() on
3665 the newly created typedef variant type.
3666 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
3667 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
3670 2009-04-02 Richard Guenther <rguenther@suse.de>
3672 PR tree-optimization/37221
3673 * tree-flow.h (degenerate_phi_result): Declare.
3674 * tree-ssa-dom.c (degenerate_phi_result): Export.
3675 * tree-scalar-evolution.c (analyze_initial_condition): If
3676 the initial condition is defined by a degenerate PHI node
3677 use the degenerate value.
3679 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
3681 PR rtl-optimization/39588
3682 * combine.c (merge_outer_ops): Do not set the constant when this
3684 (simplify_shift_const_1): Do not modify it either in this case.
3686 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
3688 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
3689 tuning is deprecated if -mtune value is set to an Itanium1 variant.
3691 2009-04-01 Janis Johnson <janis187@us.ibm.com>
3694 * c-lex.c (interpret_float): Default (no suffix) is double.
3696 2009-04-1 Xinliang David Li <davidxl@google.com>
3698 * config/i386/i386.c (legitimate_constant_p): Recognize
3699 all one vector constant.
3701 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3703 * gcc/config/vax/vax.c: Add #includes to silence warnings.
3704 Change #include order to silence two warnings.
3706 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3708 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
3709 (ASM_SPEC): Pass -k to the assembler for PIC code.
3711 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3713 * gcc/config.gcc: Add vax-*-linux* to the switch.
3714 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
3715 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
3717 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3719 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
3720 Use predicate macros instead of GET_CODE() == foo.
3721 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
3722 ashlsi3, rotrsi3, <unnamed>): Likewise.
3724 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3726 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
3727 jbbccihi, jbbccisi): Remova trailing whitespace.
3728 * gcc/config/vax/constraints.md: Likewise.
3729 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3730 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
3731 * gcc/config/vax/predicates.md: Likewise.
3732 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
3733 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
3734 * gcc/config/vax/vax.h: Likewise.
3735 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
3737 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3739 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
3740 (indirectable_address_p, adjacent_operands_p): Add spaces around
3742 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
3744 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3746 * gcc/config/vax/vax.c (legitimate_constant_address_p,
3747 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
3748 index_term_p, reg_plus_index_p, legitimate_address_p,
3749 vax_mode_dependent_address_p): Update comments to match functions
3750 modified by the recent int->bool conversion.
3752 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3754 * gcc/config/vax/builtins.md: Update copyright message.
3755 * gcc/config/vax/constraints.md: Likewise.
3756 * gcc/config/vax/netbsd-elf.h: Likewise.
3757 * gcc/config/vax/predicates.md: Likewise.
3758 * gcc/config/vax/vax-protos.h: Likewise.
3759 * gcc/config/vax/vax.c: Likewise.
3760 * gcc/config/vax/vax.h: Likewise.
3761 * gcc/config/vax/vax.md: Likewise.
3762 * gcc/config/vax/vax.opt: Likewise.
3764 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3766 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
3767 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
3768 * gcc/config/vax/constraints.md (B, R): Likewise.
3769 * gcc/config/vax/predicates.md (external_memory_operand,
3770 nonimmediate_addsub_di_operand): Likewise.
3771 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
3772 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
3773 untyped_call): Likewise.
3775 2009-04-01 Matt Thomas <matt@3am-software.com>
3777 * config/vax/predicates.md: New file.
3778 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
3779 external_const_operand, nonsymbolic_operand, external_memory_operand,
3780 indirect_memory_operand, indexed_memory_operand,
3781 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
3782 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
3784 * config/vax/constraints.md: New file.
3785 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
3787 * config/vax/builtins.md: New file.
3788 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
3789 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
3791 * config/vax/vax.opt (mqmath): Add option.
3792 * config/vax/vax.md (isfx): Extend with DI.
3793 (VAXintQH, VAXintQHSD): Define.
3794 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
3795 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
3796 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
3797 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
3798 (movdi): Update constraints and use vax_output_int_move().
3799 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
3800 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
3801 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
3802 nonlocal_goto): New.
3803 (mov<mode>): Extend accepted operand types.
3804 (subdi3_old): Rename from subdi3, change update constraints and use
3805 a new implementation.
3806 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
3807 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
3808 MOVE_RATIO, CLEAR_RATIO): Define.
3809 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
3810 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
3811 (PRINT_OPERAND): Redefine using a function instead of inlined code.
3812 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
3813 (split_quadword_operands): Make static and really allow variable
3815 (print_operand_address): Update for PIC generation.
3816 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
3817 indexable_address_p, fixup_mathdi_operand,
3818 vax_expand_addsub_di_operands, adjacent_operands_p): New.
3819 (vax_float_literal, legitimate_constant_p,
3820 indirectable_constant_address_p, index_term_p,
3821 reg_plus_index_p): Return bool instead of int.
3822 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
3824 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
3826 (vax_output_conditional_branch): Indent.
3827 (legitimate_constant_address_p, indirectable_constant_address_p,
3828 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
3829 vax_mode_dependent_address_p): Return bool instead of int, update for
3831 * config/vax/vax-protos.h (legitimate_constant_address_p,
3832 legitimate_constant_p, legitimate_address_p,
3833 vax_mode_dependent_address_p): Change declaration to bool.
3834 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
3835 vax_expand_addsub_di_operands, vax_output_int_subtract,
3836 vax_output_movmemsi): Declare.
3837 (split_quadword_operands, vax_float_literal): Delete declaration.
3838 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
3839 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
3840 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
3841 ASM_OUTPUT_DWARF_PCREL): Define.
3842 (ASM_SPEC): Change definition to allow PIC generation.
3844 2009-04-01 Steve Ellcey <sje@cup.hp.com>
3846 * doc/sourcebuild.texi: Update front-end requirements.
3848 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3851 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
3852 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
3853 (booldi3_internal3): Use boolean_or_operator instead of
3856 2009-04-01 Joseph Myers <joseph@codesourcery.com>
3859 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
3860 declarator whose size is not an integer constant expression but
3861 folds to an integer constant, then treat it as a constant
3864 2009-04-01 Richard Guenther <rguenther@suse.de>
3866 * fold-const.c (fold_plusminus_mult_expr): Do not fold
3867 i * 4 + 2 to (i * 2 + 1) * 2.
3869 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3872 * c-parser.c (c_parser_asm_statement): Skip until close paren and
3873 return if c_parser_asm_string_literal returned NULL.
3875 2009-04-01 Nick Clifton <nickc@redhat.com>
3877 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
3879 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
3880 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
3881 other typedefs to avoid conflicts with libgcc2.c. Define labels
3882 to gain 16-bit bit-manipulation functions from libgcc2.c and then
3884 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
3885 to gain 16-bit trapping arithmetic functions from libgcc2.c and
3888 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
3890 * varasm.c (default_function_rodata_section): Declare DOT as
3893 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
3894 Andrey Galkin <agalkin@hypercom.com>
3897 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
3898 Make object_name unique for each process.
3900 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3903 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
3904 addressable variables in the parallel that could go out of scope while
3905 running queued tasks.
3907 2009-04-01 Anatoly Sokolov <aesok@post.ru>
3909 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
3910 (CASE_VALUES_THRESHOLD): Redefine.
3911 * config/avr/avr.c (avr_override_options): Remove initialization of
3912 avr_case_values_threshold variable.
3913 (avr_case_values_threshold): Remove variable. Add new function.
3914 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
3915 * config/avr/avr.opt (mno-tablejump): Remove option.
3916 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
3918 2009-04-01 DJ Delorie <dj@redhat.com>
3920 * varasm.c (default_function_rodata_section): Don't assume
3921 anything about where the first '.' in the section name is.
3923 2009-04-01 Alan Modra <amodra@bigpond.net.au>
3925 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
3926 rs6000_emit_stack_tie.
3928 2009-03-31 Ian Lance Taylor <iant@google.com>
3930 * tree-eh.c (tree_remove_unreachable_handlers): Compare
3931 gimple_code with GIMPLE_RESX, not RESX.
3933 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3935 * c-common.c (c_get_ident): New.
3936 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
3938 2009-04-01 Ben Elliston <bje@au.ibm.com>
3940 * config/rs6000/sysv4.opt (msdata): Improve option description.
3942 2009-03-31 Steve Ellcey <sje@cup.hp.com>
3944 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
3945 (divdf3_internal_lat): Remove.
3946 (divxf3_internal_lat): Remove.
3947 (divxf3_internal_thr): Remove.
3948 (divxf): Use divxf3_internal.
3949 * config/ia64/div.md (divsf3_internal_lat): New.
3950 (divdf3_internal_lat): New.
3951 (divxf3_internal): New.
3953 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3956 * Makefile.in (USE_GCC_STDINT): Define.
3957 (stmp-int-hdrs): Install stdint.h if applicable.
3958 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
3960 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
3961 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
3962 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3963 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3964 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3965 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3966 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3967 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3968 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3969 (c_common_nodes_and_builtins): Initialize
3970 underlying_wchar_type_node. Do not initialize
3971 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
3972 nodes for new types.
3973 (c_stddef_cpp_builtins): Define macros for new types.
3974 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
3976 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
3977 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
3978 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
3979 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
3980 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
3981 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
3982 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
3983 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
3984 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
3985 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
3986 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
3987 int16_type_node, int32_type_node, int64_type_node,
3988 uint8_type_node, uint16_type_node, c_uint32_type_node,
3989 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
3990 int_least32_type_node, int_least64_type_node,
3991 uint_least8_type_node, uint_least16_type_node,
3992 uint_least32_type_node, uint_least64_type_node,
3993 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
3994 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
3995 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
3996 uintptr_type_node): Define.
3997 * c-cppbuiltin.c (builtin_define_constants,
3998 builtin_define_type_minmax): New.
3999 (builtin_define_stdint_macros): Define more macros.
4000 (c_cpp_builtins): Define more limit macros.
4002 (builtin_define_type_max): Define in terms of
4003 builtin_define_type_minmax. Remove is_long parameter. All
4005 * config.gcc (use_gcc_stdint): Define.
4006 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4007 Add newlib-stdint.h for generic targets.
4008 * config/glibc-stdint.h, config/newlib-stdint.h,
4009 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4010 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4011 * config/score/score.h (UINTPTR_TYPE): Define.
4012 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4013 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4014 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4015 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4016 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4017 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4018 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4019 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4020 * config/spu/spu.h (STDINT_LONG32): Define.
4021 * configure.ac (use_gcc_stdint): Substitute.
4022 * configure: Regenerate.
4023 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4024 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4025 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4026 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4027 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4028 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4029 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4030 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4031 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4032 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4033 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4034 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4035 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4036 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4037 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4038 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4039 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4040 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4041 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4042 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4043 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4044 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4045 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4046 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4047 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4048 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4049 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4050 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4051 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4053 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4055 * loop-iv.c (suitable_set_for_replacement): Renamed from
4056 simplify_using_assignment; changed to return bool and to accept new
4057 args DEST and SRC. Return true iff we find a source/destination pair
4058 that can be used to make a replacement, and fill SRC and DEST if so.
4059 Remove arg ALTERED. Don't deal with altered regs here. All callers
4061 (simplify_using_initial_values): Deal with altered regs here and track
4062 more precisely the effect they have on the validity of our expression.
4064 * loop-iv.c (simplify_using_condition): A condition of the form
4065 (EQ REG CONST) can be used to simply make a substitution.
4066 (simplify_using_initial_values): Keep track of conditions we have seen
4067 and keep using them to simplify new expressions, while applying the
4068 same substitutions to them as to the expression.
4070 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4071 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4074 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4075 changed. Use this when trying to improve the upper bound.
4076 Generate the comparison by using simplify_gen_relational.
4078 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4080 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4082 (simplify_using_assignment, simplify_using_initial_values): Call
4083 replace_in_expr to make replacements. Call replace_single_def_regs
4084 once on the initial version of the expression.
4086 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4089 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4091 2009-03-31 Richard Guenther <rguenther@suse.de>
4094 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4095 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4097 2009-03-31 Richard Guenther <rguenther@suse.de>
4099 * tree.h (div_if_zero_remainder): Declare.
4100 * fold-const.c (div_if_zero_remainder): Export.
4101 * tree-ssa-forwprop.c
4102 (forward_propagate_addr_into_variable_array_index): Handle
4103 constant array index addition outside of the variable index.
4105 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4108 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4109 define_splits, floatunssi<mode>2): Require x87 conversions from
4110 DImode to be permitted.
4112 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4114 PR preprocessor/15638
4115 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4117 2009-03-31 Richard Guenther <rguenther@suse.de>
4121 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4122 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4123 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4124 a separate statement.
4125 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4126 (lookup_tmp_var): Likewise.
4127 (is_gimple_formal_tmp_or_call_rhs): Remove.
4128 (is_gimple_reg_or_call_rhs): Rename to ...
4129 (is_gimple_reg_rhs_or_call): ... this.
4130 (is_gimple_mem_or_call_rhs): Rename to ...
4131 (is_gimple_mem_rhs_or_call): ... this.
4132 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
4133 DECL_GIMPLE_REG_P only if is_formal is true.
4134 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
4135 for non-proper post-modify expression gimplification.
4136 (gimplify_self_mod_expr): For post-modify expressions gimplify
4137 the lvalue to a minimal lvalue.
4138 (rhs_predicate_for): Remove formal temp case.
4139 (gimplify_modify_expr_rhs): Likewise.
4140 (gimplify_addr_expr): Use is_gimple_reg.
4141 (gimplify_expr): Remove formal temp cases.
4142 (gimple_regimplify_operands): Likewise.
4143 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4144 and FILTER_EXPR like constants.
4145 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4147 (is_gimple_formal_tmp_rhs): Remove.
4148 (is_gimple_reg_rhs): Remove special casing.
4149 (is_gimple_mem_rhs): Fix.
4150 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4151 (is_gimple_formal_tmp_var): Remove.
4152 (is_gimple_formal_tmp_reg): Likewise.
4153 (is_gimple_min_lval): Allow invariant component ref parts.
4154 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4155 is_gimple_formal_tmp_reg): Remove declarations.
4156 * tree-cfg.c (verify_expr): Verify that variables with address
4157 taken do not have DECL_GIMPLE_REG_P set.
4158 * tree-mudflap.c (mf_build_check_statement_for): Use
4159 force_gimple_operand instead of gimplify_expr.
4161 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4163 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4164 schedulable rows to compute_split_row.
4166 2009-03-31 Ben Elliston <bje@au.ibm.com>
4169 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4172 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4174 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4175 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4176 * configure: Regenerate.
4177 * config.in: Regenerate.
4178 * config/rs6000/rs6000.opt (mtls-markers): Add.
4179 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4180 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4181 (tls_ld_aix, tls_ld_sysv): Likewise.
4182 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4183 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4185 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4187 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4189 2009-03-30 Jan Hubicka <jh@suse.cz>
4191 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4193 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4194 detection and label handling.
4196 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4198 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4199 left_conflicts_size.
4200 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4201 ALLOCNO_LEFT_CONFLICTS_SIZE.
4203 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4204 remove_allocno_from_bucket_and_push,
4205 allocno_spill_priority_compare, push_allocnos_to_stack,
4206 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4207 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4208 (setup_allocno_left_conflicts_num): Ditto. Rename to
4209 setup_allocno_left_conflicts_size.
4210 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4211 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4212 setup_allocno_left_conflicts_size instead of
4213 setup_allocno_left_conflicts_num.
4215 * ira-build.c (ira_create_allocno): Use
4216 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4217 ALLOCNO_LEFT_CONFLICTS_NUM.
4219 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4221 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4222 instead of DF_LR_OUT.
4224 * ira-lives.c (process_bb_node_lives): Ditto.
4226 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4227 instead of DF_LR_{OUT,IN}.
4229 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4231 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4233 2009-03-30 Jan Hubicka <jh@suse.cz>
4235 * except.c (label_to_region_map): Fix thinko.
4237 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4240 * tree.h (tree_find_value): New declaration.
4241 * tree.c (tree_find_value): New function.
4242 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4244 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4247 * c-decl.c (struct c_binding): Add locus field.
4248 (bind): Add locus argument, set locus field from it.
4249 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4250 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4251 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4252 implicitly_declare, undeclared_variable, lookup_label,
4253 declare_label, c_make_fname_decl, c_builtin_function,
4254 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4257 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4260 * config/i386/i386.c (classify_argument): Check total size of
4263 2009-03-30 Martin Jambor <mjambor@suse.cz>
4265 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4266 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4267 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4270 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4271 seen_variable_array_ref while also traversing a union.
4273 * tree-inline.c (optimize_inline_calls): Do not call
4274 cgraph_node_remove_callees.
4275 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4276 (pass_remove_cgraph_callee_edges): New variable.
4277 * passes.c (init_optimization_passes): Add
4278 pass_remove_cgraph_callee_edges after early inlining and before all
4279 late intraprocedural passes.
4281 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4283 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4285 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4288 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4290 * combine.c (simplify_comparison): Use have_insn_for.
4291 * dojump.c (do_jump): Likewise.
4293 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4295 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4296 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4297 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4298 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4299 instead of sparc_compare_emitted.
4300 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4301 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4302 instead of sparc_compare_emitted.
4304 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4306 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4307 enter/exit cfglayout mode.
4308 (pass_partition_block): Require it.
4309 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4310 (combine_instructions): Track basic blocks instead of labels.
4311 (update_cfg_for_uncondjump): New.
4312 (try_combine): Use it. Update jumps after rescanning.
4313 (pass_combine): Require PROP_cfglayout.
4314 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4316 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4318 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4319 Provide/destroy PROP_cfglayout respectively.
4320 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4321 * tree-pass.h (PROP_cfglayout): New.
4323 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4325 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4326 fold_convert_const_fixed_from_fixed,
4327 fold_convert_const_fixed_from_int,
4328 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4329 set TREE_CONSTANT_OVERFLOW.
4330 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4331 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4333 2009-03-30 Ira Rosen <irar@il.ibm.com>
4335 * tree-vect-loop-manip.c: New file.
4336 * tree-vectorizer.c: Update documentation and included files.
4337 (vect_loop_location): Make extern.
4338 (rename_use_op): Move to tree-vect-loop-manip.c
4339 (rename_variables_in_bb, rename_variables_in_loop,
4340 slpeel_update_phis_for_duplicate_loop,
4341 slpeel_update_phi_nodes_for_guard1,
4342 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4343 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4344 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4345 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4346 find_loop_location): Likewise.
4347 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4348 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4349 get_vectype_for_scalar_type, vect_is_simple_use,
4350 supportable_widening_operation, supportable_narrowing_operation):
4352 (bb_in_loop_p): Move to tree-vect-loop.c.
4353 (new_loop_vec_info, destroy_loop_vec_info,
4354 reduction_code_for_scalar_code, report_vect_op,
4355 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4356 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4357 (vect_supportable_dr_alignment): Likewise.
4358 * tree-vectorizer.h (tree-data-ref.h): Include.
4359 (vect_loop_location): Declare.
4360 Reorganize function declarations according to the new file structure.
4361 * tree-vect-loop.c: New file.
4362 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4363 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4364 * tree-vect-data-refs.c: New file.
4365 * tree-vect-patterns.c (timevar.h): Don't include.
4366 * tree-vect-stmts.c: New file.
4367 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4368 tree-vect-slp.c, tree-vect-loop.c.
4369 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4370 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4371 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4372 (tree-vect-analyze.o): Remove.
4373 (tree-vect-transform.o): Likewise.
4374 (tree-vect-data-refs.o): Add rule.
4375 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4376 tree-vect-slp.o): Likewise.
4377 (tree-vect-patterns.o): Remove redundant dependencies.
4378 (tree-vectorizer.o): Likewise.
4379 * tree-vect-slp.c: New file.
4381 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4383 * optc-gen.awk: Warn if an option flag has multiple different
4386 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4388 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4389 -floop-block): Document dependences on PPL, CLooG and Graphite.
4391 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4393 PR rtl-optimization/323
4394 * c-common.c (c_fully_fold, convert_and_check,
4395 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4396 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4397 * c-common.def (EXCESS_PRECISION_EXPR): New.
4398 * c-cppbuiltin.c (builtin_define_float_constants): Define
4399 constants with enough digits for long double.
4400 * c-lex.c (interpret_float): Interpret constant with excess
4401 precision where appropriate.
4402 * c-opts.c (c_common_post_options): Set
4403 flag_excess_precision_cmdline. Give an error for
4404 -fexcess-precision=standard for C++ for processors where the
4405 option is significant.
4406 * c-parser.c (c_parser_conditional_expression): Handle excess
4407 precision in condition.
4408 * c-typeck.c (convert_arguments): Handle arguments with excess
4410 (build_unary_op): Move excess precision outside operation.
4411 (build_conditional_expr): Likewise.
4412 (build_compound_expr): Likewise.
4413 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4414 (build_modify_expr): Handle excess precision in RHS.
4415 (convert_for_assignment): Handle excess precision in converted
4417 (digest_init, output_init_element, process_init_element): Handle
4418 excess precision in initializer.
4419 (c_finish_return): Handle excess precision in return value.
4420 (build_binary_op): Handle excess precision in operands and add
4421 excess precision as needed for operation.
4422 * common.opt (-fexcess-precision=): New option.
4423 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4424 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4425 For standard excess precision, output explicit conversion to and
4426 truncation from XFmode.
4427 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4428 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4429 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4430 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4431 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4432 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4433 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4434 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4435 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4436 define_splits, sqrt<mode>2): Disable where appropriate for
4437 standard excess precision.
4438 * convert.c (convert_to_real): Do not shorten arithmetic to type
4439 for which excess precision would be used.
4440 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4441 * doc/invoke.texi (-fexcess-precision=): Document option.
4442 (-mfpmath=): Correct index entry.
4443 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4444 flag_excess_precision): New.
4445 * langhooks.c (lhd_post_options): Set
4446 flag_excess_precision_cmdline.
4447 * opts.c (common_handle_option): Handle -fexcess-precision=.
4448 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4449 init_excess_precision): New.
4450 (lang_dependent_init_target): Call init_excess_precision.
4451 * tree.c (excess_precision_type): New.
4452 * tree.h (excess_precision_type): Declare.
4454 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4457 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4458 non-lvalue to component.
4460 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4462 PR preprocessor/34695
4463 * Makefile.in (c-opts.o): Depend on c-tree.h.
4464 * c-common.c: Move down include of diagnostic.h.
4465 (done_lexing, c_cpp_error): New.
4466 * c-common.h (done_lexing): Declare.
4467 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4469 * c-opts.c: Include c-tree.h.
4470 (c_common_init_options): Set preprocessor error callback.
4471 (c_common_handle_option): Do not set preprocessor
4472 inhibit_warnings, warnings_are_errors, warn_system_headers,
4473 pedantic_errors or inhibit_warnings flags.
4474 (c_common_post_options): Do not check cpp_errors (parse_in).
4475 (c_common_finish): Do not output dependencies if there were
4476 errors. Do not check return value of cpp_finish.
4477 * c-ppoutput.c (pp_file_change): Set input_location.
4478 * c-tree.h (c_cpp_error): Declare.
4479 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4481 (diagnostic_build_prefix): Check override_column.
4482 * diagnostic.h (diagnostic_info): Add override_column field.
4483 (diagnostic_override_column): Define.
4485 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4487 * c-common.c (c_expand_expr, c_staticp): Remove.
4488 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4489 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4490 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4491 * c-gimplify.c (gimplify_compound_literal_expr,
4492 optimize_compound_literals_in_ctor): Remove.
4493 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4494 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4495 * c-semantics.c (emit_local_var): Remove.
4497 * langhooks-def.h (lhd_expand_expr): Remove.
4498 * langhooks.c (lhd_expand_expr): Remove.
4499 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4501 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
4502 handling from c-semantics.c; don't call into langhook.
4503 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
4504 * gimplify.c (gimplify_compound_literal_expr,
4505 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
4506 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
4507 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
4508 as was done in c-gimplify.c.
4509 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
4510 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
4511 Move from c-common.h.
4512 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
4514 * tree.c (staticp): Do not call langhook.
4515 * langhooks.c (lhd_staticp): Delete.
4516 * langhooks-def.h (lhd_staticp): Delete prototype.
4517 (LANG_HOOKS_STATICP): Delete.
4518 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
4520 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
4521 instead of DECL_STMTs.
4523 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4531 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
4533 (fold_call_expr): Return a NOP_EXPR from folding rather than the
4534 contained expression.
4535 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
4536 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
4537 conditional expressions for C.
4538 (decl_constant_value_for_optimization): Move from
4539 decl_constant_value_for_broken_optimization in c-typeck.c. Check
4540 whether optimizing and that the expression is a VAR_DECL not of
4541 array type instead of doing such checks in the caller. Do not
4542 check pedantic. Call gcc_unreachable for C++.
4543 * c-common.def (C_MAYBE_CONST_EXPR): New.
4544 * c-common.h (c_fully_fold, c_save_expr,
4545 decl_constant_value_for_optimization): New prototypes.
4546 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4547 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4548 EXPR_INT_CONST_OPERANDS): Define.
4549 * c-convert.c (convert): Strip nops from expression.
4550 * c-decl.c (groktypename): Take extra parameters expr and
4551 expr_const_operands. Update call to grokdeclarator.
4552 (start_decl): Update call to grokdeclarator. Add statement for
4553 expressions used in type of decl.
4554 (grokparm): Update call to grokdeclarator.
4555 (push_parm_decl): Update call to grokdeclarator.
4556 (build_compound_literal): Add parameter non_const and build a
4557 C_MAYBE_COSNT_EXPR if applicable.
4558 (grokdeclarator): Take extra parameters expr and
4559 expr_const_operands. Track expressions used in declaration
4560 specifiers and declarators. Fold array sizes and track whether
4561 they are constant expressions and whether they are integer
4562 constant expressions.
4563 (parser_xref_tag): Set expr and expr_const_operands fields in
4565 (grokfield): Update call to grokdeclarator.
4566 (start_function): Update call to grokdeclarator.
4567 (build_null_declspecs): Set expr and expr_const_operands fields in
4569 (declspecs_add_type): Handle expressions in typeof specifiers.
4570 * c-parser.c (c_parser_declspecs): Set expr and
4571 expr_const_operands fields for declaration specifiers.
4572 (c_parser_enum_specifier): Likewise.
4573 (c_parser_struct_or_union_specifier): Likewise.
4574 (c_parser_typeof_specifier): Likewise. Update call to
4575 groktypename. Fold expression as needed. Return expressions with
4576 type instead of adding statements.
4577 (c_parser_attributes): Update calls to c_parser_expr_list.
4578 (c_parser_statement_after_labels): Fold expression before passing
4579 to objc_build_throw_stmt.
4580 (c_parser_condition): Fold expression.
4581 (c_parser_asm_operands): Fold expression.
4582 (c_parser_conditional_expression): Use c_save_expr. Update call
4583 to build_conditional_expr.
4584 (c_parser_alignof_expression): Update call to groktypename.
4585 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
4586 original_code. Fold expression argument of va_arg. Create
4587 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
4588 argument to va_arg. Update calls to groktypename. Fold array
4589 index for offsetof. Verify that first argument to
4590 __builtin_choose_expr has integer type.
4591 (c_parser_postfix_expression_after_paren_type): Update calls to
4592 groktypename and build_compound_literal. Handle expressions with
4593 side effects in type name.
4594 (c_parser_postfix_expression_after_primary): Update call to
4595 c_parser_expr_list. Set original_code for calls to
4596 __builtin_constant_p.
4597 (c_parser_expr_list): Take extra parameter fold_p. Fold
4598 expressions if requested.
4599 (c_parser_objc_type_name): Update call to groktypename.
4600 (c_parser_objc_synchronized_statement): Fold expression.
4601 (c_parser_objc_receiver): Fold expression.
4602 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
4603 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
4604 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
4605 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
4606 (struct c_typespec): Add elements expr and expr_const_operands.
4607 (struct c_declspecs): Add elements expr and expr_const_operands.
4608 (groktypename, build_conditional_expr, build_compound_literal):
4610 (in_late_binary_op): Declare.
4611 * c-typeck.c (note_integer_operands): New function.
4612 (in_late_binary_op): New variable.
4613 (decl_constant_value_for_broken_optimization): Move to c-common.c
4614 and rename to decl_constant_value_for_optimization.
4615 (default_function_array_conversion): Do not strip nops.
4616 (default_conversion): Do not call
4617 decl_constant_value_for_broken_optimization.
4618 (build_array_ref): Do not fold result.
4619 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
4620 result when operand is a VLA.
4621 (c_expr_sizeof_type): Update call to groktypename. Handle
4622 expressions included in type name. Use C_MAYBE_CONST_EXPR for
4623 result when operand names a VLA type.
4624 (build_function_call): Update call to build_compound_literal.
4625 Only fold result for calls to __builtin_* functions. Strip
4626 NOP_EXPR from INTEGER_CST returned from such functions. Fold
4627 the function designator.
4628 (convert_arguments): Fold arguments. Update call to
4629 convert_for_assignment.
4630 (build_unary_op): Handle increment and decrement of
4631 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
4632 decrement earlier. Fold operand of increment and decrement.
4633 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
4634 built for integer operand. Wrap returns that are INTEGER_CSTs
4635 without being integer constant expressions or that have integer
4636 constant operands without being INTEGER_CSTs.
4637 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
4638 (build_conditional_expr): Add operand ifexp_bcp. Track whether
4639 result is an integer constant expression or can be used in
4640 unevaluated parts of one and avoid folding and wrap as
4641 appropriate. Fold operands before possibly doing -Wsign-compare
4643 (build_compound_expr): Wrap result for C99 if operands can be used
4644 in integer constant expressions.
4645 (build_c_cast): Update call to digest_init. Do not ignore
4646 overflow from casting floating-point constants to integers. Wrap
4647 results that could be confused with integer constant expressions,
4648 null pointer constants or floating-point constants.
4649 (c_cast_expr): Update call to groktypename. Handle expressions
4650 included in type name.
4651 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
4652 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
4653 Update calls to convert_for_assignment.
4654 (convert_for_assignment): Take new parameter
4655 null_pointer_constant. Do not strip nops or call
4656 decl_constant_value_for_broken_optimization. Set
4657 in_late_binary_op for conversions to boolean.
4658 (store_init_value): Update call to digest_init.
4659 (digest_init): Take new parameter null_pointer_constant. Do not
4660 call decl_constant_value_for_broken_optimization. pedwarn for
4661 initializers not constant expressions. Update calls to
4662 convert_for_assignment.
4663 (constructor_nonconst): New.
4664 (struct constructor_stack): Add nonconst element.
4665 (really_start_incremental_init, push_init_level, pop_init_level):
4666 Handle constructor_nonconst and nonconst element.
4667 (set_init_index): Call constant_expression_warning for array
4669 (output_init_element): Fold value. Set constructor_nonconst as
4670 applicable. pedwarn for initializers not constant expressions.
4671 Update call to digest_init. Call constant_expression_warning
4672 where constant initializers are required.
4673 (process_init_element): Use c_save_expr.
4674 (c_finish_goto_ptr): Fold expression.
4675 (c_finish_return): Fold return value. Update call to
4676 convert_for_assignment.
4677 (c_start_case): Fold switch expression.
4678 (c_process_expr_stmt): Fold expression.
4679 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
4680 ensure statement expression is not evaluated in constant expression.
4681 (build_binary_op): Track whether results are integer constant
4682 expressions or may occur in such, disable folding and wrap results
4683 as applicable. Fold operands for -Wsign-compare warnings unless
4685 (c_objc_common_truthvalue_conversion): Handle results folded to
4686 integer constants that are not integer constant expressions.
4687 * doc/extend.texi: Document when typeof operands are evaluated,
4688 that condition of __builtin_choose_expr is an integer constant
4689 expression, and more about use of __builtin_constant_p in
4692 2009-03-29 Richard Guenther <rguenther@suse.de>
4694 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
4695 propagate addresses of array references.
4697 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
4699 * regmove.c (perhaps_ends_bb_p): Remove.
4700 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
4701 from INSN and check that the main loop stays within that basic block.
4702 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
4703 (regmove_forward_pass): Split out from regmove_optimize. Use
4704 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
4705 (regmove_backward_pass): Split out from regmove_optimize. Use
4706 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
4707 (regmove_optimize): Simplify.
4709 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4712 * config/i386/i386.c (classify_argument): Ignore flexible array
4713 member in struct and warn ABI change.
4715 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4717 * config/i386/i386-protos.h (ix86_agi_dependent): New.
4719 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
4720 (ix86_adjust_cost): Updated.
4722 2009-03-29 Jan Hubicka <jh@suse.cz>
4725 * tree-pass.h (pass_cleanup_eh): New function.
4726 (remove_unreachable_regions): Break code handling RTL
4727 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
4728 that can not be reached by runtime.
4729 (can_be_reached_by_runtime): New function.
4730 (label_to_region_map): New function.
4731 (num_eh_regions): New function.
4732 (rtl_remove_unreachable_regions): New function.
4733 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
4734 (remove_eh_region): New function.
4735 * except.h: Include sbitmap and vecprim.
4736 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
4737 num_eh_regions): Declare.
4738 * passes.c (init_optimization_passes): Schedule cleanup_eh.
4739 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
4740 * tree-eh.c (tree_remove_unreachable_handlers): New function.
4741 (tree_empty_eh_handler_p): New function.
4742 (cleanup_empty_eh): New function.
4743 (cleanup_eh): New function.
4744 (pass_cleanup_eh): New function.
4746 2009-03-29 Jan Hubicka <jh@suse.cz>
4748 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
4749 for removed regions.
4751 2009-03-29 Jan Hubicka <jh@suse.cz>
4753 * except.c (dump_eh_tree): Dump all datastructures.
4755 2009-03-29 Jan Hubicka <jh@suse.cz>
4757 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
4758 (duplicate_eh_regions_1): Likewise.
4759 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
4760 vector; call EH verification.
4761 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4762 Be ready for region being removed.
4764 2009-03-29 Jan Hubicka <jh@suse.cz>
4766 * bitmap.c (bitmap_last_set_bit): New function.
4767 * bitmap.h (bitmap_last_set_bit): Declare.
4769 2009-03-29 David Ayers <ayers@fsfe.org>
4772 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
4773 by calling objc_compare_types and surpress warnings about
4774 incompatible C pointers that are compatible ObjC pointers.
4776 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
4778 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
4779 call initialize_inline_failed.
4780 (initialize_inline_failed): Move it from here ...
4781 * cgraph.c (initialize_inline_failed): ... to here.
4782 (cgraph_create_edge): Call initialize_inline_failed rather than
4783 setting inline_failed directly.
4785 2009-03-29 Ben Elliston <bje@au.ibm.com>
4788 * sysv4.opt (msdata): Improve comment.
4789 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
4790 * sysv4.h (SVR4_ASM_SPEC): Likewise.
4792 2009-03-29 Ben Elliston <bje@au.ibm.com>
4795 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
4796 load and store attributes.
4798 2009-03-29 Ben Elliston <bje@au.ibm.com>
4800 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
4801 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
4802 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
4803 * doc/extend.texi (X86 Built-in Functions): Add index entries for
4804 __builtin_infq and __builtin_huge_valq.
4806 2009-03-28 Anatoly Sokolov <aesok@post.ru>
4808 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
4810 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4811 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
4813 2009-03-28 Xinliang David Li <davidxl@google.com>
4815 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
4816 (do_dbg_cnt): New function.
4818 2009-03-28 Jan Hubicka <jh@suse.cz>
4820 Merge from pretty-ipa:
4822 2009-03-27 Jan Hubicka <jh@suse.cz>
4824 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4825 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
4826 * passes.c (function_called_by_processed_nodes_p): New.
4827 * ipa-pure-const.c (check_call): Fix handling of operands.
4828 (analyze_function): Dump debug output for skipped bodies.
4829 (local_pure_const): Use function_called_by_processed_nodes_p.
4830 * dwarf2out.c (reference_to_unused): Use output.
4831 * passes.c (do_per_function_toporder): Likewise.
4833 2008-11-12 Jan Hubicka <jh@suse.cz>
4835 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
4836 * ipa-pure-const.c (funct_state_d): Add can throw field; make
4837 state_set_in_source enum
4838 (check_decl): Ignore memory tags; do not set fake looping flags;
4840 (check_operand, check_tree, check_rhs_var, check_lhs_var,
4841 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
4842 (check_call, analyze_function): Rewrite.
4844 (add_new_function): Update call of analyze_function.
4845 (generate_summary): Add call of analyze_function.
4846 (propagate): Propagate can_throw; handle state_set_in_source correctly.
4847 (local_pure_const): New function.
4848 (pass_local_pure_const): New pass.
4849 * ipa-inline.c (inline_transform): Set after_inlining.
4850 * tree-eh.c (stmt_can_throw_external): New.
4851 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
4852 work with aliasing built.
4853 * tree-flow.h (stmt_can_throw_external): New.
4854 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
4855 and local pure/const pass in early and late optimization queue.
4857 2009-03-28 Martin Jambor <mjambor@suse.cz>
4859 * fold-const.c (get_pointer_modulus_and_residue): New parameter
4861 (fold_binary): Allow function decl aligment consideration is the
4862 second argument is integer constant one.
4863 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
4864 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
4865 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
4867 2009-03-28 Jan Hubicka <jh@suse.cz>
4869 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
4870 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
4871 * function.h (rtl_data): Add nothrow flag.
4872 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
4873 set DECL_NOTHROW for AVAILABLE functions.
4875 2009-03-28 Jakub Jelinek <jakub@redhat.com>
4877 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
4878 following vector keyword has expansion starting with pixel or bool
4879 keyword, expand vector to __vector and pixel or bool to __pixel or
4883 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
4884 warn_if_disallowed_function_p): Removed.
4885 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
4886 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
4887 warning_if_disallowed_function_p.
4888 * flags.h (warn_if_disallowed_function_p,
4889 warn_disallowed_functions): Removed.
4890 * common.opt (Wdisallowed-function-list=): Removed.
4891 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
4893 2009-03-28 Richard Guenther <rguenther@suse.de>
4895 PR tree-optimization/38723
4896 * tree-ssa-pre.c (compute_avail): Add all default definitions to
4899 2009-03-28 Jan Hubicka <jh@suse.cz>
4901 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
4902 test introduced by my previous patch.
4904 2009-03-28 Richard Guenther <rguenther@suse.de>
4906 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
4907 the PHIs value undefined.
4909 2009-03-28 Jan Hubicka <jh@suse.cz>
4911 * tree-pass.h (pass_fixup_cfg): New pass.
4912 * ipa-inline.c (inline_transform): Set
4913 always_inline_functions_inlined/after_inlining.
4914 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
4915 (pass_fixup_cfg): New pass.
4916 * passes.c (init_optimization_passes): Add fixup_cfg.
4918 2009-03-28 Richard Guenther <rguenther@suse.de>
4920 PR tree-optimization/38458
4921 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
4922 argument use the arguments copy-of value.
4924 2009-03-28 Richard Guenther <rguenther@suse.de>
4926 PR tree-optimization/38180
4927 * tree-ssa-ccp.c (get_default_value): Simplify.
4928 (likely_value): Likewise.
4929 (surely_varying_stmt_p): Properly handle VOP case.
4930 (ccp_initialize): Likewise.
4931 (ccp_fold): Handle propagating through *&.
4932 (fold_const_aggregate_ref): Also handle decls.
4934 2009-03-28 Jan Hubicka <jh@suse.cz>
4936 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4937 * cgraph.h (cgraph_node): Likewise.
4938 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
4939 (cgraph_reset_node): Use process flag.
4940 (cgraph_mark_functions_to_output): Likewise.
4941 (cgraph_expand_function): Likewise.
4942 (cgraph_expand_all_functions): Likewise.
4943 (cgraph_output_in_order): Likewise.
4944 * dwarf2out.c (reference_to_unused): Likewise.
4945 * passes.c do_per_function_toporder): Likewise.
4947 2009-03-28 Jan Hubicka <jh@suse.cz>
4949 Bring from lto-branch:
4951 2008-09-03 Doug Kwan <dougkwan@google.com>
4953 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
4954 enums instead of reason strings.
4955 * cgraph.c (cgraph_create_edge): Same.
4956 (cgraph_inline_failed_string): New function.
4957 * cgraph.h (cgraph_inline_failed_t): New enum type.
4958 (cgraph_inline_failed_string): New prototype.
4959 (struct cgraph_edge): Change type of INLINED_FAILED from constant
4960 char pointer to cgraph_inline_failed_t.
4961 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
4962 (cgraph_default_inline_p): Ditto.
4963 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
4964 to cgraph_inline_failed_t pointer.
4965 * cif-code.def: New file.
4966 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
4968 (cgraph_check_inline_limits): Change type of REASON to pointer to
4969 cgraph_inline_failed_t. Replace reason strings with enums.
4970 (cgraph_default_inline_p): Ditto.
4971 (cgraph_recursive_inlining_p): Ditto.
4972 (update_caller_keys): Change type of FAILED_REASON to
4973 cgraph_inline_failed_t.
4974 (cgraph_set_inline_failed): Change type of REASON to pointer to
4975 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
4976 convert enums to strings for text output.
4977 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
4978 to be of type cgraph_inline_failed_t. Replace reason strings with
4979 enums. Call cgraph_inline_failed_string to covert enums
4980 to strings for text output.
4981 (cgraph_decide_inlining): Replace reason strings with enums.
4982 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
4983 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
4985 * tree-inline.c (expand_call_inline): Change type of REASON
4986 to cgraph_inline_failed_t. Replace reason strings with enums.
4987 Call cgraph_inline_failed_string for text output.
4988 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
4991 2009-03-28 Jan Hubicka <jh@suse.cz>
4993 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
4994 cgraph_clone_node): Remove master clone handling.
4995 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4996 * cgraph.h (master_clone): Remove.
4997 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4998 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
4999 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5001 2009-03-28 Jan Hubicka <jh@suse.cz>
5003 * cgraph.c (cgraph_function_body_availability): Functions declared
5004 inline are always safe to assume that it is not going to be replaced.
5006 2009-03-28 Richard Guenther <rguenther@suse.de>
5008 PR tree-optimization/38513
5009 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5010 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5011 EXC_PTR_EXPR and FILTER_EXPR.
5012 (get_ref_from_reference_ops): Likewise.
5014 2009-03-28 Richard Guenther <rguenther@suse.de>
5016 PR tree-optimization/38968
5017 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5018 Use FLOOR_MOD_EXPR to compute misalignment.
5020 2009-03-28 Richard Guenther <rguenther@suse.de>
5022 PR tree-optimization/37795
5023 * tree.h (combine_comparisons): Declare.
5024 * fold-const.c (combine_comparisons): Export.
5025 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5027 (ifcombine_iforif): Use combine_comparisons.
5029 2009-03-28 Jan Hubicka <jh@suse.cz>
5031 * tree-eh.c (inlinable_call_p): New function.
5032 (make_eh_edges): Use it.
5033 (verify_eh_edges): Use it.
5034 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5035 * except.c (reachable_next_level): Add inlinable_function argument
5036 (sjlj_find_directly_reachable_regions): Update.
5037 (add_reachable_handler): Do not set saw_any_handlers.
5038 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5039 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5040 Add new inlinable call parameter.
5041 (can_throw_internal, can_throw_external): Update.
5042 * except.h (can_throw_internal_1, can_throw_external_1,
5043 foreach_reachable_handler): Update declaration.
5045 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5047 * config/arm/t-arm-coff, config/h8300/coff.h,
5048 config/i386/i386-aout.h, config/i386/i386-coff.h,
5049 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5050 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5051 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5052 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5053 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5054 sys-types.h: Remove.
5055 * Makefile.in: Remove protoize and fixproto support and references
5057 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5058 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5060 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5061 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5062 unprotoize$(exeext).
5063 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5064 (.PHONY): Don't depend on proto.
5065 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5066 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5067 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5068 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5069 build/gen-protos.o, build/scan.o, xsys-protos.h,
5070 build/fix-header$(build_exeext), build/fix-header.o,
5071 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5072 stmp-install-fixproto): Remove.
5073 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5074 SYSCALLS.c or fixproto files.
5075 (install-common): Don't install protoize.
5076 (install-headers-tar, install-headers-cpio, install-headers-cp):
5077 Don't depend on $(STMP_FIXPROTO).
5078 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5079 install fixproto files or write out fixproto settings.
5080 (uninstall): Don't uninstall protoize.
5081 * config.gcc (use_fixproto): Remove.
5082 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5083 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5084 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5085 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5086 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5087 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5088 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5089 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5090 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5091 * config/t-vxworks (STMP_FIXPROTO): Remove.
5092 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5093 STMP_FIXPROTO): Remove.
5094 * config.in, configure: Regenerate.
5095 * crtstuff.c (gid_t, uid_t): Don't undefine.
5096 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5097 (arm-*-coff, arm-*-aout: Remove target entries.
5098 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5099 Remove mention of AIX 4.1.
5100 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5101 * doc/invoke.texi (Running Protoize): Remove.
5102 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5103 (Protoize Caveats): Remove.
5104 * tsystem.h: Update comments on headers assumed to exist.
5106 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5108 * genautomata.c: Add a new year to the copyright. Add a new
5110 (struct insn_reserv_decl): Add comments for member bypass_list.
5111 (find_bypass): Remove.
5112 (insert_bypass): New.
5113 (process_decls): Use insert_bypass.
5114 (output_internal_insn_latency_func): Output all bypasses with the
5115 same input insn in one switch case.
5117 * rtl.def (define_bypass): Describe bypass choice.
5118 * doc/md.texi (define_bypass): Ditto.
5120 2009-03-27 Richard Guenther <rguenther@suse.de>
5122 * gimplify.c (mark_addressable): Export.
5123 * tree-flow.h (mark_addressable): Declare.
5124 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5125 * tree-ssa.c (verify_phi_args): Verify that address taken
5126 variables have TREE_ADDRESSABLE set.
5128 2009-03-27 Richard Guenther <rguenther@suse.de>
5130 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
5131 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
5132 Do not mark decls TREE_ADDRESSABLE.
5133 (build_fold_addr_expr): Adjust.
5134 (fold_addr_expr): Remove.
5135 (fold_unary): Use build_fold_addr_expr.
5136 (fold_comparison): Likewise.
5137 (split_address_to_core_and_offset): Likewise.
5138 * coverage.c (tree_coverage_counter_addr): Mark the array decl
5140 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
5141 (gimplify_modify_expr_to_memcpy): Mark source and destination
5143 * omp-low.c (create_omp_child_function): Mark the object decl
5145 (lower_rec_input_clauses): Mark the var we take the address of
5147 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5149 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5152 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5153 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5155 2009-03-27 Richard Guenther <rguenther@suse.de>
5157 PR tree-optimization/39120
5158 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5160 (handle_lhs_call): Process return constraints. Add escape
5161 constraints if necessary.
5162 (handle_const_call): Fill out return constraints. Make nested
5163 case more precise. Avoid consttmp if possible.
5164 (handle_pure_call): Fill out return constraints. Avoid
5165 callused if possible.
5166 (find_func_aliases): Simplify call handling.
5168 2009-03-27 Richard Guenther <rguenther@suse.de>
5170 PR tree-optimization/39120
5171 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5172 as a representative.
5173 (solve_graph): Do propagate CALLUSED.
5174 (handle_pure_call): Use a scalar constraint from CALLUSED for
5176 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5179 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5182 * c-common.c (handle_aligned_attribute): Properly check alignment
5183 overflow. Use (1U << i) instead of (1 << i).
5185 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5187 * expr.h (get_mem_align_offset): Updated.
5189 * tree.h (tree_decl_common): Change align to "unsigned int" and
5190 move it before pointer_alias_set.
5192 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5193 Jakub Jelinek <jakub@redhat.com>
5196 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5197 gr_register_operand with gr_reg_or_0_operand.
5198 (cmpxchg_rel_di): Likewise.
5199 (sync_lock_test_and_set<mode>): Likewise.
5201 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5203 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5204 (true_regnum): Likewise.
5206 * rtlanal.c (subreg_info): Moved to ...
5207 * rtl.h (subreg_info): Here. New.
5208 (subreg_get_info): New.
5210 * rtlanal.c (subreg_get_info): Make it extern.
5212 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5215 * config/i386/i386.c (ix86_abi): New.
5216 (override_options): Handle -mabi=.
5217 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5218 (ix86_call_abi_override): Likewise.
5219 (init_cumulative_args): Likewise.
5220 (function_arg_advance): Likewise.
5221 (function_arg_64): Likewise.
5222 (function_arg): Likewise.
5223 (ix86_pass_by_reference): Likewise.
5224 (ix86_function_value_regno_p): Likewise.
5225 (ix86_build_builtin_va_list_abi): Likewise.
5226 (setup_incoming_varargs_64): Likewise.
5227 (is_va_list_char_pointer): Likewise.
5228 (ix86_init_machine_status): Likewise.
5229 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5230 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5231 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5232 (ix86_function_abi): Make it static and return enum calling_abi.
5233 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5235 (ix86_fn_abi_va_list): Updated.
5237 * config/i386/i386.h (ix86_abi): New.
5238 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5239 (CONDITIONAL_REGISTER_USAGE): Likewise.
5240 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5241 (machine_function): Likewise.
5243 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5245 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5246 (STACK_BOUNDARY): Likewise.
5247 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5249 * config/i386/i386.opt (mabi=): New.
5251 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5252 return enum calling_abi.
5253 (ix86_function_type_abi): Likewise.
5254 (ix86_function_abi): Removed.
5256 * doc/invoke.texi: Document -mabi= option for x86.
5258 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5260 * builtins.c (real_dconstp): Delete.
5261 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5263 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5264 Jakub Jelinek <jakub@redhat.com>
5267 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5268 (gen_subprogram_die): When a function is explicit, generate the
5269 DW_AT_explicit attribute.
5270 * langhooks.h (struct lang_hooks_for_decls): Add
5271 function_decl_explicit_p langhook.
5272 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5273 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5275 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5277 * builtins.c (fold_builtin_memory_op): Optimize memmove
5278 into memcpy if we can prove source and destination don't overlap.
5280 * tree-inline.c: Include gt-tree-inline.h.
5281 (clone_fn_id_num): New variable.
5282 (clone_function_name): New function.
5283 (tree_function_versioning): Use it.
5284 * Makefile.in (GTFILES): Add tree-inline.c.
5286 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5288 * BASE-VER: Change to 4.5.0.
5290 2009-03-27 Xinliang David Li <davidxl@google.com>
5292 PR tree-optimization/39557
5293 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5295 2009-03-27 Xinliang David Li <davidxl@google.com>
5297 PR tree-optimization/39548
5298 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5301 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5303 * c-common.c (pointer_int_sum): Use %wd on return from
5306 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5308 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5309 on return from tree_low_cst.
5311 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5314 * ginclude/stdarg.h (va_copy): Define also for
5315 __GXX_EXPERIMENTAL_CXX0X__.
5317 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5320 * builtins.h (c_strlen): Do not warn here.
5321 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5322 * c-common.c (pointer_int_sum): Take an explicit location.
5323 Warn about offsets out of bounds.
5324 * c-common.h (pointer_int_sum): Adjust declaration.
5326 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5328 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5331 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5334 * opts.c (warn_if_disallowed_function_p): Don't assume
5335 get_callee_fndecl must return non-NULL.
5337 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5339 PR rtl-optimization/39522
5340 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5341 when reg_reloaded_valid is set.
5343 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5345 * config/spu/divv2df3.c: New file.
5346 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5347 (DPBIT_FUNCS): Filter out _div_df.
5349 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5351 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5352 a jump insn, count that jump in the distance to the loop start.
5354 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5357 * config/sh/sh.c (calc_live_regs): Fix condition for global
5358 registers except PIC_OFFSET_TABLE_REGNUM.
5360 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5363 * doc/invoke.texi (-mconsole): New.
5367 (-mnop-fun-dllimport): New.
5371 (sub section "i386 and x86-64 Windows Options"): New.
5373 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5375 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5376 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5378 2009-03-25 Richard Guenther <rguenther@suse.de>
5381 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5384 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5386 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5387 neither of haifa/selective schedulers are working.
5389 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5391 * doc/invoke.texi (Debugging Options): Fix description of
5392 -fno-merge-debug-strings.
5394 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5396 * config/cris/libgcc.ver: New version-script.
5397 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5399 * configure.ac <GAS features, nop mnemonic>: Add pattern
5400 crisv32-*-* for "nop".
5401 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5402 * configure: Regenerate.
5404 2009-03-24 Ira Rosen <irar@il.ibm.com>
5406 PR tree-optimization/39529
5407 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5408 mark_sym_for_renaming for the tag copied to the new vector
5411 2009-03-24 Arthur Loiret <aloiret@debian.org>
5413 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5414 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5415 EXTRA_SPEC_FUNCTIONS.
5416 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5417 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5418 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5419 -march and -mtune options.
5421 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5423 * config/m68k/t-rtems: Add m5329 multilib.
5425 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5426 Jakub Jelinek <jakub@redhat.com>
5429 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5432 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5435 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5436 instead of c_parser_expression_conv, if original_code isn't one of the
5437 4 allowed comparison codes, fail.
5439 2009-03-23 Richard Guenther <rguenther@suse.de>
5441 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5442 * tree.h (struct tree_type): Likewise.
5443 * reload.h (struct insn_chain): Likewise.
5444 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5445 * function.h (struct function): Likewise.
5446 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5448 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5450 PR tree-optimization/39516
5451 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5453 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5455 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5456 should be set true if BITS_PER_WORD of target is bigger than 32
5458 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5460 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5461 Translate -B-options to -rpath-link. Correct existing
5462 rpath-link and conditionalize on !nostdlib.
5464 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5466 * doc/extend.texi (Function Attributes, Variable Attributes):
5468 * doc/invoke.texi (Debugging Options, Optimize Options)
5469 (i386 and x86-64 Options, MCore Options): Likewise.
5471 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5474 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5475 it for block local namespace aliases.
5476 (gen_decl_die): Pass context_die to gen_namespace_die.
5478 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5481 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5482 minimum or maximum value.
5484 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5486 * reginfo.c (globalize_reg): Recompute derived reg sets.
5488 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5491 * libgcc2.c (mprotect): Do not use signed arguments for
5492 VirtualProtect, use DWORD arguments. Also fix the 'may
5493 be used uninitialized' warning for the np variable.
5495 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5498 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5499 functions using regparm calling conventions when not optimizing.
5500 (ix86_function_sseregparm): Similarly for sseregparm calling
5503 2009-03-19 Li Feng <nemokingdom@gmail.com>
5506 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
5507 dependence if the first conflict is after niter iterations.
5509 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
5512 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
5513 functions with dynamic stack-pointer adjustments.
5515 2009-03-19 Ben Elliston <bje@au.ibm.com>
5517 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
5518 option; change to -msdata=data.
5520 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5522 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
5525 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
5528 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
5530 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
5532 * doc/invoke.texi (Code Gen Options): Expand discussion of
5535 2009-03-18 Jakub Jelinek <jakub@redhat.com>
5537 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
5538 * matrix-reorg.c (struct matrix_info): Likewise.
5539 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
5540 * rtl.h (struct mem_attrs): Likewise.
5541 * df.h (struct df): Likewise.
5542 * tree-data-ref.h (struct data_dependence_relation): Likewise.
5543 * ira-int.h (struct ira_allocno): Likewise.
5544 * df-scan.c (struct df_collection_rec): Likewise.
5545 * ira.c (struct equivalence): Likewise.
5546 * function.c (struct temp_slot): Likewise.
5547 * cfgloop.h (struct loop): Likewise.
5550 * function.c (use_register_for_decl): When not optimizing, disregard
5551 register keyword for variables with types containing methods.
5553 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
5556 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
5557 (is_simple_operand): Call contains_component_ref_p before calling data
5558 reference analysis that would fail on COMPONENT_REFs.
5560 * tree-vrp.c (search_for_addr_array): Fix formatting.
5562 2009-03-18 Richard Guenther <rguenther@suse.de>
5564 * tree-vect-transform.c (vect_loop_versioning): Fold the
5565 generated comparisons.
5566 * tree-vectorizer.c (set_prologue_iterations): Likewise.
5567 (slpeel_tree_peel_loop_to_edge): Likewise.
5569 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5572 * opts.c (print_specific_help): In addition to `undocumented',
5573 accept `separate' and `joined' flags if passed alone. Describe
5574 output by the first matched one of those.
5575 (common_handle_option): Skip over empty strings.
5576 * gcc.c (display_help): Fix help string for `--help='.
5577 * doc/invoke.texi (Option Summary, Overall Options): With
5578 `--help=', classes and qualifiers can both be repeated, but
5579 only the latter can be negated. One should not pass only
5580 negated qualifiers. Fix markup and examples.
5583 2008-10-14 Jakub Jelinek <jakub@redhat.com>
5585 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
5586 and -fhelp=separate.
5588 2009-03-17 Jing Yu <jingyu@google.com>
5591 * function.h (struct rtl_data): Move is_thunk from here...
5592 (struct function): ...to here.
5593 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
5594 * varasm.c (assemble_start_function): Change is_thunk from crtl to
5596 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
5598 (alpha_does_function_need_gp, alpha_start_function): Likewise.
5599 (alpha_output_function_end_prologue): Likewise.
5600 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
5601 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
5602 (rs6000_output_function_epilogue): Likewise.
5603 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5605 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
5608 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
5609 from different units in a single alternative.
5610 (*truncdfsf_i387): Ditto.
5611 (*truncxfsf2_mixed): Ditto.
5612 (*truncxfdf2_mixed): Ditto.
5614 2009-03-17 Jakub Jelinek <jakub@redhat.com>
5616 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
5617 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
5620 * tree-ssa-live.c (remove_unused_locals): Don't remove local
5621 unused non-artificial variables when not optimizing.
5624 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
5625 DW_TAG_imported_module even if decl is IMPORTED_DECL with
5626 NAMESPACE_DECL in its DECL_INITIAL.
5629 * optabs.c (set_user_assembler_libfunc): New function.
5630 * expr.h (set_user_assembler_libfunc): New prototype.
5631 * c-common.c: Include libfuncs.h.
5632 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
5633 for memcmp, memset, memcpy, memmove and abort.
5634 * Makefile.in (c-common.o): Depend on libfuncs.h.
5637 * dwarf2out.c (gen_inlined_enumeration_type_die,
5638 gen_inlined_structure_type_die, gen_inlined_union_type_die,
5639 gen_tagged_type_instantiation_die): Removed.
5640 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
5643 2009-03-17 Janis Johnson <janis187@us.ibm.com>
5646 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
5648 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
5649 (check-parallel-%): Ditto.
5650 (check-consistency): Ditto.
5652 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
5654 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
5655 local variable rhs by NULL_TREE.
5657 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5660 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
5662 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5665 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
5667 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5670 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
5671 for ms->sysv ABI calls only in 64bit mode.
5673 * config/i386/i386.md (untyped_call): Support 32bit.
5675 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
5677 * doc/extend.texi: Replace x86_65 with x86_64.
5679 2009-03-16 Jakub Jelinek <jakub@redhat.com>
5681 PR tree-optimization/39455
5682 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
5683 mismatches for POINTER_TYPE_P (type).
5684 (number_of_iterations_le): Likewise.
5686 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5688 * config/picochip/picochip.c: Removed profiling support.
5689 * config/picochip/picochip.md: Removed profiling instruction.
5690 * config/picochip/picochip.h: Removed profiling builtin.
5692 2009-03-16 Joseph Myers <joseph@codesourcery.com>
5694 * doc/install.texi (--with-host-libstdcxx): Document.
5696 2009-03-14 Anatoly Sokolov <aesok@post.ru>
5699 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
5700 generate a warning if the function name does not begin with
5701 "__vector" and the function has either the 'signal' or 'interrupt'
5702 attribute, from here to ...
5703 (avr_declare_function_name): ...here. New function.
5704 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
5705 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
5707 2009-03-14 Jakub Jelinek <jakub@redhat.com>
5710 * cse.c (fold_rtx): Don't modify original const_arg1 when
5711 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
5712 separate variable instead.
5713 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
5714 from out of range shift counts.
5715 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
5717 2009-03-13 Catherine Moore <clm@codesourcery.com>
5719 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
5720 diagnostic.h with $(DIAGNOSTIC_H).
5722 2009-03-12 Jakub Jelinek <jakub@redhat.com>
5725 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
5727 * config/i386/sync.md (sync_compare_and_swap<mode>,
5728 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
5729 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
5731 (sync_double_compare_and_swapdi_pic,
5732 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
5733 cmpxchg8b_pic_memory_operand instead of just memory_operand.
5735 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5738 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
5740 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5743 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5744 (avx_addsubv4df3): Likewise.
5745 (*avx_addsubv4sf3): Likewise.
5746 (sse3_addsubv4sf3): Likewise.
5748 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5751 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
5753 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
5756 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
5757 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
5758 registers for allocnos created from user-defined variables.
5760 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5763 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
5764 of non-integer mode as well.
5766 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
5768 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
5769 for functions for which the parameter types are unknown.
5771 2009-03-11 Jakub Jelinek <jakub@redhat.com>
5774 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
5775 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
5776 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
5777 * config/i386/i386.c (ix86_local_alignment): For
5778 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
5779 long long variables on the stack to avoid dynamic realignment.
5780 Allow the first argument to be a decl rather than type.
5781 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
5783 2009-03-11 Nick Clifton <nickc@redhat.com>
5786 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
5788 Add description to mno-lsim option.
5789 * config/mcore/mcore.h: Remove comment about deprecated m4align
5791 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
5792 * doc/invoke.texi: Add description of mno-lsim and
5793 mstack-increment options.
5795 * config/fr30/fr30.opt: Document the -mno-lsim option.
5796 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
5797 and -mno-lsim options.
5799 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5801 * fold-const.c (fold_comparison): Only call fold_inf_compare
5802 if the mode supports infinities.
5804 2009-03-11 Jason Merrill <jason@redhat.com>
5807 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
5808 end already did. Notice GIMPLE_CALL modifications of the result.
5809 Don't copy debug information from an ignored decl or a decl from
5812 2009-03-10 Richard Guenther <rguenther@suse.de>
5813 Nathan Froyd <froydnj@codesourcery.com>
5816 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
5817 (__divMODE3): Likewise.
5819 2009-03-09 Jakub Jelinek <jakub@redhat.com>
5821 PR tree-optimization/39394
5822 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
5823 DECL_SIZE_UNIT of variable length FIELD_DECLs.
5825 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5827 * recog.c (verfiy_changes): Disallow renaming of hard regs in
5828 inline asms for register asm ("") declarations.
5830 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
5832 * fold-const.c (fold_unary): Fix comment.
5834 2009-03-07 Jan Hubicka <jh@suse.cz>
5837 * tree-inline.c (setup_one_parameter): Do replacement of const
5838 argument by constant in SSA form.
5840 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5843 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
5844 determine alignment passed to assign_stack_local.
5845 (assign_parms_unsplit_complex): Likewise.
5846 * except.c (sjlj_build_landing_pads): Likewise.
5848 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5851 * tree-flow.h (add_referenced_var): Return bool instead of void.
5852 * tree-dfa.c (add_referenced_var): Return result of
5853 referenced_var_check_and_insert call.
5854 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
5855 of referenced_var_check_and_insert.
5858 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
5859 (gen_variable_die): Emit DW_AT_location on abstract static variable's
5860 DIE, don't emit it if abstract origin already has it.
5861 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
5862 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
5864 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5866 * genpreds.c (needs_variable): Fix parentheses at variable name
5868 (write_tm_constrs_h): Indent generated code.
5870 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5872 * doc/extend.texi (Function Attributes): Add documentation
5875 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5878 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
5879 take locus from its DECL_SOURCE_LOCATION instead of input_location.
5881 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5883 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
5886 2009-03-05 Jakub Jelinek <jakub@redhat.com>
5889 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
5890 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
5892 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
5894 * config/i386/i386.md (R8_REG, R9_REG): New constants.
5895 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
5896 constants instead of magic numbers.
5897 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5899 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
5900 (x86_64_ms_abi_int_parameter_registers): Ditto.
5901 (x86_64_int_return_registers): Ditto.
5902 (ix86_maybe_switch_abi): Ditto.
5903 (ix86_expand_call): Ditto for clobbered_registers array.
5904 (ix86_hard_regno_mode_ok): Ditto.
5905 (x86_extended_QIreg_mentioned_p): Ditto.
5907 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
5909 PR tree-optimization/39349
5910 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
5912 * combine.c (gen_lowpart_for_combine): Use omode when generating
5915 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
5917 PR rtl-optimization/39235
5918 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
5920 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5922 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
5924 2009-03-04 Richard Guenther <rguenther@suse.de>
5926 PR tree-optimization/39362
5927 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
5928 that occur in abnormal PHIs should be varying.
5930 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5932 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
5934 (simple_iv): Take loop as an argument instead of statement.
5935 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5936 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
5938 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
5940 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
5941 * matrix-reorg.c (analyze_transpose): Ditto.
5942 * tree-data-ref.c (dr_analyze_innermost): Ditto.
5943 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5944 * tree-predcom.c (ref_at_iteration): Ditto.
5945 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
5947 2009-03-04 Richard Guenther <rguenther@suse.de>
5949 PR tree-optimization/39358
5950 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
5951 escaped_id and callused_id.
5952 (solve_graph): Likewise.
5954 2009-03-04 Richard Guenther <rguenther@suse.de>
5956 PR tree-optimization/39339
5957 * tree-sra.c (try_instantiate_multiple_fields): Make it
5958 no longer ICE on the above.
5960 2009-03-03 Joseph Myers <joseph@codesourcery.com>
5962 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
5963 that fits within Pmode.
5965 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5968 * tm.texi (LIBCALL_VALUE): Update description.
5970 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5973 * doc/extend.texi (section): Update description.
5975 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
5978 * tree-inline.c (remapped_type): New.
5979 (can_be_nonlocal): Call remapped_type instead of remap_type.
5981 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5984 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
5985 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
5987 2009-03-03 Richard Guenther <rguenther@suse.de>
5990 * tree.c (tree_nonartificial_location): New function.
5991 * tree.h (tree_nonartificial_location): Declare.
5992 * builtins.c (expand_builtin_memory_chk): Provide location
5993 of the call location for artificial function pieces.
5994 (maybe_emit_chk_warning): Likewise.
5995 (maybe_emit_sprintf_chk_warning): Likewise.
5996 (maybe_emit_free_warning): Likewise.
5997 * expr.c (expand_expr_real_1): Likewise.
5999 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6001 PR tree-optimization/39343
6002 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6003 COMPONENT_REF t has ARRAY_TYPE.
6005 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6008 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6009 when the type precision of the induction variable should be
6010 larger than the type precision of nit.
6011 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6012 * graphite.c (graphite_loop_normal_form): Same.
6013 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6015 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6017 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6018 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6019 numbers to describe clobbered registers.
6020 (*call_value_0_rex64_ms_sysv): Ditto.
6021 * config/i386/mmx.md (mmx_emms): Ditto.
6024 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6026 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6029 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6031 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6032 (spu_section_type_flags): New function.
6034 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6036 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6037 reg_class_contents of FLOAT_REGS into a temporary.
6039 2009-03-02 Richard Guenther <rguenther@suse.de>
6040 Ira Rosen <irar@il.ibm.com>
6042 PR tree-optimization/39318
6043 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6044 information to the vectorized statement.
6046 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6048 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6049 variable. Use defined names instead of magic constants for REX SSE
6052 2009-03-01 Richard Guenther <rguenther@suse.de>
6054 PR tree-optimization/39331
6055 * omp-low.c (lower_send_shared_vars): Do not receive new
6056 values for the reference of DECL_BY_REFERENCE parms or results.
6058 2009-03-01 Jan Hubicka <jh@suse.cz>
6061 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6062 BLOCK_NONLOCALIZED_VAR): New macros.
6063 (tree_block): Add nonlocalized_vars.
6064 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6065 gen_decl_die): Add origin argument. Allow generation of die with
6066 origin at hand only.
6067 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6068 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6070 (gen_block_die): Fix checking for unused blocks.
6071 (process_scope_var): Break out from .... ; work with origins only.
6072 (decls_for_scope) ... here; process nonlocalized list.
6073 (dwarf2out_ignore_block): Look for nonlocalized vars.
6074 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6076 (dump_scope_block): Dump them.
6077 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6078 (remap_block): Likewise.
6079 (can_be_nonlocal): New predicate.
6080 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6082 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6084 * configure: Regenerate.
6086 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6088 * optc-gen.awk: No need to duplicate option flags twice.
6089 Reuse help texts for duplicate options which do not have any.
6091 * gcc.c (display_help): Document --version.
6093 * gcc.c (main): If print_help_list and verbose_flag, ensure
6094 driver output comes before subprocess output.
6096 * optc-gen.awk: Assign all remaining fields to help string,
6097 space-separated, for multi-line help in *.opt.
6099 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6100 -Wno-pedantic-ms-format is for MinGW targets only.
6102 * doc/options.texi (Option file format): Fix bad indentation,
6103 restoring dropped sentence.
6105 2009-02-28 Jan Hubicka <jh@suse.cz>
6107 * tree-inline.c (tree_function_versioning): Output debug info.
6109 2009-02-28 Jan Hubicka <jh@suse.cz>
6112 * tree-inline.c (setup_one_parameter): Do not copy propagate
6113 arguments when not optimizing.
6115 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6118 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6119 (avx_addsubv4df3): Likewise.
6120 (*avx_addsubv4sf3): Likewise.
6121 (sse3_addsubv4sf3): Likewise.
6122 (*avx_addsubv2df3): Likewise.
6123 (sse3_addsubv2df3): Likewise.
6124 (avx_unpckhps256): Correct item selectors.
6125 (avx_unpcklps256): Likewise.
6126 (avx_unpckhpd256): Likewise.
6127 (avx_unpcklpd256): Likewise.
6129 2009-02-28 Jan Hubicka <jh@suse.cz>
6131 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
6133 (copy_arguments_for_versioning): If var is declared don't declare it.
6134 (tree_function_versioning): First setup substitutions and then copy
6137 2009-02-27 Jan Hubicka <jh@suse.cz>
6140 * cgraph.h (varpool_output_debug_info): Remove.
6141 * cgraphunit.c (varpool_output_debug_info): Remove.
6142 * dwarf2out.c (deferred_locations_struct): New struct
6143 (deferred_locations): New type.
6144 (deferred_locations_list): New static var.
6145 (deffer_location): New function.
6146 (gen_variable_die): Use it.
6147 (decls_for_scope): Output info on local static vars.
6148 (dwarf2out_finish): Process deferred locations.
6149 * varpool.c (varpool_output_debug_info): Remove.
6151 2009-02-27 Jan Hubicka <jh@suse.cz>
6154 * tree.h (TREE_PROTECTED): Fix comment.
6155 (BLOCK_HANDLER_BLOCK): Remove.
6156 (struct tree_block): Remove handler_block add body_block.
6157 (inlined_function_outer_scope_p): New.
6158 (is_body_block): Remove.
6159 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6160 * dwarf2out.c (is_inlined_entry_point): Remove.
6161 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6162 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6164 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6165 * gimplify.c (gimplify_expr): Gimplify body blocks.
6166 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6167 block with multiple subblocks.
6168 (dump_scope_block): Prettier output; dump more flags and info.
6169 (dump_scope_blocks): New.
6170 (remove_unused_locals): Use dump_scope_blocks.
6171 * tree-flow.h (dump_scope_blocks): Declare.
6172 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6173 * stmt.c (is_body_block): Remove.
6174 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6175 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6177 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6180 * graphite.c (graphite_loop_normal_form): Do not call
6181 number_of_iterations_exit from a gcc_assert.
6183 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6185 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6186 jumps if COND is NULL.
6187 (find_cond_jump): New function.
6188 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6189 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6191 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6193 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6194 force_const_mem returns NULL_RTX.
6196 2009-02-26 Jan Hubicka <jh@suse.cz>
6199 * cgraph.h (varpool_output_debug_info): Remove.
6200 * cgraphunit.c (varpool_output_debug_info): Remove.
6201 * dwarf2out.c (deferred_locations_struct): New struct
6202 (deferred_locations): New type.
6203 (deferred_locations_list): New static var.
6204 (deffer_location): New function.
6205 (gen_variable_die): Use it.
6206 (decls_for_scope): Output info on local static vars.
6207 (dwarf2out_finish): Process deferred locations.
6208 * varpool.c (varpool_output_debug_info): Remove.
6210 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6212 PR rtl-optimization/39241
6213 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6214 to subreg_offset_representable_p.
6216 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6218 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6219 execute function prototype. Get f and nregs from max_reg_num
6220 and get_insns. Remove the first backward pass as it's dead,
6221 guard the forward pass by flag_expensive_optimizations.
6222 (rest_of_handle_regmove): Delete.
6223 (pass_regmove): Replace it with regmove_optimize.
6225 2009-02-25 Martin Jambor <mjambor@suse.cz>
6227 PR tree-optimization/39259
6228 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6229 calls_alloca function flags.
6230 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6233 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6235 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6236 flags_set_1_rtx, flags_set_1_set): Delete.
6237 (regmove_optimize): Do not call mark_flags_life_zones.
6239 2009-02-24 Julian Brown <julian@codesourcery.com>
6242 * config/arm/arm.c (require_pic_register): Only set
6243 cfun->machine->pic_reg once per function.
6245 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6247 * doc/invoke.texi (Link Options): Document an easier way to pass
6248 options that take arguments to the GNU linker using -Xlinker and -Wl.
6250 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6253 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6255 2009-02-24 Richard Guenther <rguenther@suse.de>
6258 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6260 2009-02-24 Richard Guenther <rguenther@suse.de>
6261 Zdenek Dvorak <ook@ucw.cz>
6263 PR tree-optimization/39233
6264 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6265 from converting them to a generic type.
6267 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6269 PR tree-optimization/39260
6270 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6271 contains a condition with a real type.
6272 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6274 2009-02-23 Jason Merrill <jason@redhat.com>
6277 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6278 narrowing_initializer_constant_valid_p.
6279 (narrowing_initializer_constant_valid_p): Don't return
6280 null_pointer_node for adding a pointer to itself.
6282 2009-02-23 Jan Hubicka <jh@suse.cz>
6285 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6288 2009-02-23 Jan Hubicka <jh@suse.cz>
6290 PR tree-optimization/37709
6291 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6292 * tree.h (block_ultimate_origin): Declare.
6293 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6294 * tree-ssa-live.c (remove_unused_scope_block_p):
6295 Eliminate blocks containig no instructions nor live variables nor
6297 (dump_scope_block): New function.
6298 (remove_unused_locals): Enable removal of dead blocks by default;
6299 enable dumping at TDF_DETAILS.
6301 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6303 * config/i386/i386.c (classify_argument): Don't allow COImode
6305 (function_arg_advance_32): Don't allow OImode.
6306 (function_arg_32): Likewise.
6307 (function_value_32): Likewise.
6308 (return_in_memory_32): Likewise.
6309 (function_arg_64): Remove OImode comment.
6311 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6314 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6315 ix86_expand_vector_set for V4DImode in 64bit mode only.
6316 (ix86_expand_vector_init_one_var): Likewise.
6318 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6320 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6322 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6325 * loop-iv.c: Revert last change.
6326 * emit-rtl.c: Likewise.
6328 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6331 * config/i386/i386.c (type_natural_mode): Remove an extra
6332 space in the warning message.
6333 (function_value_32): Handle 32-byte vector modes.
6334 (return_in_memory_32): Likewise.
6336 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6338 * loop-iv.c (truncate_value): New function.
6339 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6341 (lowpart_subreg): Move to...
6342 * emit-rtl.c: ...here.
6344 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6346 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6347 accidental and undocumented change at revision 140860.
6349 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6351 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6352 take gimple_seq * arguments.
6353 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6354 types_compatible_p langhook.
6356 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6357 Joseph Myers <joseph@codesourcery.com>
6359 * config/arm/arm.c (arm_builtin_va_list): New function.
6360 (arm_expand_builtin_va_start): Likewise.
6361 (arm_gimplify_va_arg_expr): Likewise.
6362 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6363 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6364 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6365 (va_list_type): New variable.
6366 (arm_mangle_type): Mangle va_list_type appropriately.
6368 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6371 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6372 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6373 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6374 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6375 parameter to 1000 for -O1 by default.
6376 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6378 * loop-invariant.c: Include params.h.
6379 (move_loop_invariants): Don't call move_single_loop_invariants on
6382 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6384 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6385 offset when calculating bounds for indexing stack_usage_map. Fixes
6386 a buffer overflow with certain target setups.
6388 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6391 * calls.c (expand_call): Clear try_tail_call if caller and callee
6392 disagree in promotion of function return value.
6394 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6397 * c-common.c (c_determine_visibility): If visibility changed and
6398 DECL_RTL has been already set, call make_decl_rtl to update symbol
6401 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6404 * varasm.c (assemble_variable): Don't check DECL_NAME when
6405 globalizing a variable.
6407 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6410 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6411 expression before any __builtin_trap call.
6412 * c-typeck.c (build_function_call): Convert and check function
6413 arguments before generating a call to a trap. Evaluate the
6414 function arguments before the trap.
6416 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6419 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6420 (UNSPEC_FXAM_MEM): New unspec.
6421 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6422 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6423 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6425 2009-02-19 Richard Guenther <rguenther@suse.de>
6427 PR tree-optimization/39207
6428 PR tree-optimization/39074
6429 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6430 storedanything_tree): New.
6431 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6432 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6433 (build_succ_graph): Add edges from STOREDANYTHING to all
6435 (init_base_vars): Initialize STOREDANYTHING.
6436 (compute_points_to_sets): Free substitution info after
6437 building the succ graph.
6438 (ipa_pta_execute): Likewise.
6440 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6442 (do_ds_constraint): Do not add to special var or non-pointer
6444 (type_could_have_pointers): Split out from ...
6445 (could_have_pointers): ... here. For arrays use the element type.
6446 (create_variable_info_for): Initialize may_have_pointers.
6447 (new_var_info): Likewise.
6448 (handle_lhs_call): Make the HEAP variable unknown-sized.
6449 (intra_create_variable_infos): Use a type with pointers for
6450 PARM_NOALIAS, make it unknown-sized.
6452 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6455 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6457 2009-02-18 Jason Merrill <jason@redhat.com>
6460 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6461 value if DECL_EXTERNAL.
6462 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6463 * target.h (gcc_target::binds_local_p): Clarify "module".
6464 * tree.h (TREE_PUBLIC): Clarify "module".
6466 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6469 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6470 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6472 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6475 * c.opt (Wabi): Support C and ObjC.
6478 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6480 * config/i386/i386.c (classify_argument): Warn once about the ABI
6481 change when passing union with long double.
6483 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6485 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6488 * c-parser.c (c_parser_compound_statement): Always enter and leave
6491 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6494 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6496 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6498 PR tree-optimization/36922
6499 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6500 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
6503 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6505 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6508 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6510 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
6512 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6514 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
6517 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
6518 Richard Sandiford <rdsandiford@googlemail.com>
6520 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
6521 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
6522 (loongson_biadd): ...this.
6524 2009-02-17 Richard Guenther <rguenther@suse.de>
6526 PR tree-optimization/39202
6527 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
6528 a var make sure to follow existing collapses.
6530 2009-02-17 Richard Guenther <rguenther@suse.de>
6533 * langhooks.c (lhd_print_error_function): Check for NULL block.
6535 2009-02-17 Richard Guenther <rguenther@suse.de>
6537 PR tree-optimization/39204
6538 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
6541 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
6543 * config/soft-fp/double.h: Update from glibc CVS.
6545 2009-02-17 Richard Guenther <rguenther@suse.de>
6547 PR tree-optimization/39207
6548 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
6549 strict-aliasing warnings for pointers pointing to NULL.
6551 2009-02-16 Joseph Myers <joseph@codesourcery.com>
6554 * c-parser.c (c_parser_braced_init): Call pop_init_level when
6555 skipping until next close brace.
6557 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
6560 * config/i386/i386.c (ix86_expand_push): Set memory alignment
6561 to function argument boundary.
6563 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6565 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
6566 in the lea_add. Reload eventually constraints it properly.
6567 * config/picochip/constraints.md : Remove the target constraint
6568 "b", since it is not needed anymore.
6570 2009-02-16 Jakub Jelinek <jakub@redhat.com>
6572 * gthr-dce.h: Uglify function parameter and local variable names.
6573 * gthr-gnat.h: Likewise.
6574 * gthr-mipssde.h: Likewise.
6575 * gthr-nks.h: Likewise.
6576 * gthr-posix95.h: Likewise.
6577 * gthr-posix.h: Likewise.
6578 * gthr-rtems.h: Likewise.
6579 * gthr-single.h: Likewise.
6580 * gthr-solaris.h: Likewise.
6581 * gthr-tpf.h: Likewise.
6582 * gthr-vxworks.h: Likewise.
6583 * gthr-win32.h: Likewise.
6585 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
6588 * config/i386/i386.md: Restrict the new peephole2 to move
6589 between MMX/SSE registers.
6591 2009-02-15 Richard Guenther <rguenther@suse.de>
6594 2009-02-13 Richard Guenther <rguenther@suse.de>
6596 * configure.ac: Enable LFS.
6597 * configure: Re-generate.
6598 * config.in: Likewise.
6600 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6602 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
6603 spu_srqwbyte, spu_srqwbytebc): Define.
6604 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
6605 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
6606 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
6607 "shrqby_<mode>"): New insn-and-split patterns.
6608 * config/spu/spu.c (expand_builtin_args): Determine and return
6609 number of operands using spu_builtin_description data.
6610 (spu_expand_builtin_1): Use it.
6612 2009-02-13 Steve Ellcey <sje@cup.hp.com>
6615 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
6618 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6621 * config/i386/i386.c (override_options): Correct warning
6622 messages for -malign-loops, -malign-jumps and -malign-functions.
6624 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6627 * config/i386/i386.md: Restrict the new peephole2 to move
6628 between the general purpose registers.
6630 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6633 * config/i386/i386.c (type_natural_mode): Add a new argument.
6634 Return the original mode and warn ABI change if vector size is 32byte.
6635 (function_arg_advance): Updated.
6636 (function_arg): Likewise.
6637 (ix86_function_value): Likewise.
6638 (ix86_return_in_memory): Likewise.
6639 (ix86_sol10_return_in_memory): Likewise.
6640 (ix86_gimplify_va_arg): Likewise.
6641 (function_arg_32): Don't warn ABX ABI change here.
6642 (function_arg_64): Likewise.
6644 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
6646 * loop-iv.c (implies_p): In the final case, test that operands 0
6647 of the two comparisons match.
6649 * config/bfin/bfin.c (find_prev_insn_start): New function.
6650 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
6651 (find_next_insn_start): Move.
6653 2009-02-13 Richard Guenther <rguenther@suse.de>
6655 * configure.ac: Enable LFS.
6656 * configure: Re-generate.
6657 * config.in: Likewise.
6659 2009-02-13 Joseph Myers <joseph@codesourcery.com>
6662 * c-parser.c (c_parser_parms_list_declarator): Discard pending
6663 sizes on syntax error after some arguments have been parsed.
6665 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6667 * doc/invoke.texi (-fira): Remove.
6669 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6671 * caller-save.c: Replace regclass.c with reginfo.c in comments.
6672 * recog.c: Likewise.
6675 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
6677 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
6678 (umul_ppmm): Likewise.
6679 (count_leading_zeros): Likewise.
6680 (count_trailing_zeros): Likewise.
6681 (UMUL_TIME): Likewise.
6683 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6685 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
6686 soft-fp/t-softfp to tmake_file.
6688 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
6689 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
6690 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
6691 IA64_BUILTIN_INFQ]: New.
6692 (ia64_init_builtins): Initialize __builtin_infq,
6693 __builtin_fabsq and __builtin_copysignq if not HPUX.
6694 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
6695 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
6697 * config/ia64/lib1funcs.asm (__divtf3): Define only if
6699 (__fixtfti): Likewise.
6700 (__fixunstfti): Likewise.
6701 (__floattitf): Likewise.
6703 * config/ia64/libgcc-glibc.ver: New.
6704 * config/ia64/t-fprules-softfp: Likewise.
6705 * config/ia64/sfp-machine.h: Likewise.
6707 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
6708 (LIBGCC2_TF_CEXT): Likewise.
6709 (TF_SIZE): Likewise.
6710 (TARGET_INIT_LIBFUNCS): Likewise.
6712 * config/ia64/t-glibc (SHLINB_MAPFILES):
6713 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
6715 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6717 * config/i386/i386.c (construct_container): Rewrite processing
6718 BLKmode with X86_64_SSE_CLASS.
6720 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
6723 * config/i386/i386.md: Replace simplify_replace_rtx with
6724 replace_rtx in the new peephole2.
6726 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
6728 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
6729 loop unrolling do not happen at -O2.
6731 2009-02-12 Michael Matz <matz@suse.de>
6733 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
6735 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6737 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
6740 2009-02-12 Ben Elliston <bje@au.ibm.com>
6742 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
6743 patterns when updating the back chain. Missed in the 2009-02-10
6746 2009-02-11 Janis Johnson <janis187@us.ibm.com>
6748 * doc/extend.texi (Decimal Floating Types): Update identifier of
6749 draft TR and list of missing support.
6751 2009-02-11 Jakub Jelinek <jakub@redhat.com>
6754 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
6755 bit to variable length decl's flags, add it also to its
6756 pointer replacement variable.
6758 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
6759 Jakub Jelinek <jakub@redhat.com>
6762 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
6763 (memory_blockage): New expander.
6764 (*memory_blockage): New insn pattern.
6765 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
6766 instead of general blockage at the end of function prologue when
6767 frame pointer is used to access red zone area. Do not emit blockage
6768 when profiling, it is emitted in generic code.
6769 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
6770 function epilogue when frame pointer is used to access red zone area.
6772 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
6775 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
6776 by arithmetic with memory operands.
6777 * config/i386/predicates.md (commutative_operator): New.
6779 2009-02-10 Janis Johnson <janis187@us.ibm.com>
6781 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
6784 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
6786 * alias.h (record_alias_subset): Declare.
6787 * alias.c (record_alias_subset): Make global.
6789 2009-02-10 Nick Clifton <nickc@redhat.com>
6791 * tree-parloops.c: Change license to GPLv3.
6792 * ipa-struct-reorg.c: Change license to GPLv3.
6793 * ipa-struct-reorg.h: Change license to GPLv3.
6795 2009-02-10 Steve Ellcey <sje@cup.hp.com>
6798 * c-decl.c (start_struct): Return NULL on error.
6800 2009-02-10 Jakub Jelinek <jakub@redhat.com>
6803 * cfgloopmanip.c (remove_path): Call remove_bbs after
6804 cancel_loop_tree, not before it.
6807 * function.h (struct function): Add has_local_explicit_reg_vars bit.
6808 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
6809 VAR_DECLs were seen.
6810 * tree-ssa-live.c (remove_unused_locals): Recompute
6811 cfun->has_local_explicit_reg_vars.
6812 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
6813 copies or clearings if cfun->has_local_explicit_reg_vars.
6815 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
6818 * config/i386/i386.c (expand_prologue): Emit blockage at the end
6819 of function prologue when frame pointer is used to access
6822 2009-02-10 Richard Guenther <rguenther@suse.de>
6825 * gimplify.c (gimple_regimplify_operands): Always look if
6826 we need to create a temporary.
6828 2009-02-10 Richard Guenther <rguenther@suse.de>
6830 PR tree-optimization/39132
6831 * tree-loop-distribution.c (todo): New global var.
6832 (generate_memset_zero): Trigger TODO_rebuild_alias.
6833 (tree_loop_distribution): Return todo.
6835 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
6838 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
6839 (x86_64_reg_class_name): Removed.
6840 (classify_argument): Return 0 if bytes > 32. Return 0 if the
6841 first one isn't X86_64_SSE_CLASS or any other ones aren't
6842 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
6843 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
6844 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
6845 and 3 X86_64_SSEUP_CLASS.
6846 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
6847 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
6849 2009-02-10 Ben Elliston <bje@au.ibm.com>
6851 * config/rs6000/rs6000.md (allocate_stack): Always use an update
6852 form instruction to update the stack back chain word, even if the
6853 user has disabled the generation of update instructions.
6854 (movdi_<mode>_update_stack): New.
6855 (movsi_update_stack): Likewise.
6856 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
6857 always use an update form instruction to update the stack back
6860 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
6863 * graphite.c (if_region_set_false_region): After moving a region in
6864 the false branch of a condition, remove the empty dummy basic block.
6865 (gloog): Remove wrong fix for PR38953.
6867 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6869 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
6870 generation due to implicit sign extension.
6872 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
6875 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
6876 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
6878 2009-02-09 Richard Guenther <rguenther@suse.de>
6881 * convert.c (convert_to_real): Disable (float)fn((double)x)
6882 to fnf(x) conversion if errno differences may occur and
6883 -fmath-errno is set.
6885 2009-02-07 Anatoly Sokolov <aesok@post.ru>
6887 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
6888 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6889 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6891 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6894 * c-common.c (handle_alias_attribute): Disallow attribute for
6895 anything not a FUNCTION_DECL or VAR_DECL.
6897 2009-02-06 Janis Johnson <janis187@us.ibm.com>
6900 * real.c (do_compare): Special-case compare of zero against
6901 decimal float value.
6903 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6906 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
6907 as indicating flexible array members unless the field itself is
6908 being declarared as the incomplete array.
6910 2009-02-06 Jan Hubicka <jh@suse.cz>
6912 PR tree-optimization/38844
6913 * ipa-inline.c (try_inline): Stop inlining recursion when edge
6916 2009-02-06 Richard Guenther <rguenther@suse.de>
6919 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
6920 fork because we may expand it as __gcov_fork.
6922 2009-02-06 Nick Clifton <nickc@redhat.com>
6924 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
6926 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
6928 PR tree-optimization/35659
6929 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
6930 vn_phi_eq): Shortcut if hashcode does not match.
6931 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
6933 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
6934 and avoid iterative_hash_expr.
6935 (FOR_EACH_VALUE_ID_IN_SET): New.
6936 (value_id_compare): Remove.
6937 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
6938 sort expressions by value id.
6940 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
6943 * config/sh/predicates.md (general_movsrc_operand): Don't check
6944 the subreg of system registers here.
6946 2009-02-05 Jakub Jelinek <jakub@redhat.com>
6949 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
6952 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
6954 PR rtl-optimization/39110
6955 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
6956 addresses, not aligned ones.
6958 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
6959 Richard Guenther <rguenther@suse.de>
6961 PR tree-optimization/39100
6962 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
6963 comment says and add edges.
6965 2009-02-05 Joseph Myers <joseph@codesourcery.com>
6968 * c-common.c (handle_tls_model_attribute): Ignore attribute for
6969 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
6971 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
6973 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
6974 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
6975 register_bb_in_sese, new_sese, free_sese): Moved.
6976 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
6977 outermost_loop_in_scop, build_scop_iteration_domain,
6978 expand_scalar_variables_ssa_name, get_vdef_before_scop,
6979 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
6980 Use loop_in_sese_p instead of loop_in_scop_p.
6981 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
6982 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
6983 (scopdet_basic_block_info): Fix bug in scop detection.
6984 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6985 eq_loop_to_cloog_loop): Remove.
6986 (nb_loops_around_loop_in_scop, nb_loop
6987 ref_nb_loops): Moved here...
6988 * graphite.h (ref_nb_loops): ... from here.
6989 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
6990 (loop_domain_dim, loop_iteration_vector_dim): Remove.
6991 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
6992 * testsuite/gcc.dg/graphite/scop-19.c: New
6994 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
6995 Hans-Peter Nilsson <hp@axis.com>
6997 PR rtl-optimization/37889
6998 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
6999 Move offset handling from PLUS to before the switch. Use new
7000 arguments when considering SYMBOL_REFs too.
7001 (rtx_addr_can_trap_p): Pass dummy offset and size.
7002 (enum may_trap_p_flags): Remove.
7003 (may_trap_p_1): Pass size from MEM_SIZE.
7005 PR rtl-optimization/38921
7006 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7007 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7008 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7009 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7011 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7013 AVX Programming Reference (January, 2009)
7014 * config/i386/sse.md (*vpclmulqdq): New.
7016 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7018 PR tree-optimization/38977
7019 PR gcov-profile/38292
7020 * calls.c (special_function_p): Disregard __builtin_ prefix.
7022 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7024 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7025 non-indexable addresses even before reload.
7027 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7030 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7031 as having variable size. Do not give an error for unnamed
7032 parameters with [*] declarators. Give a warning for type names
7033 with [*] declarators and mark them as variable size.
7034 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7035 for sizeof applied to [*] type names.
7037 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7040 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7042 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7044 * gcc.c (process_command): Update copyright notice dates.
7045 * gcov.c (print_version): Likewise.
7046 * gcov-dump.c (print_version): Likewise.
7047 * mips-tfile.c (main): Likewise.
7048 * mips-tdump.c (main): Likewise.
7050 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7053 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7054 for composite type involving a zero-length array type.
7056 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7059 * function.c (match_asm_constraints_1): Skip over
7060 initial optional % in the constraint.
7063 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7064 supported, don't accept FIXED_CSTs.
7065 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7066 and _Sat is used without _Fract/_Accum. Set specs->type to
7067 integer_type_node for cts_fract/cts_accum if fixed point is not
7070 2009-02-02 Catherine Moore <clm@codesourcery.com>
7072 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7074 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7076 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7077 (ABI_HAS_64BIT_SYMBOLS): Use it.
7078 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7080 2009-02-02 Paul Brook <paul@codesourcery.com>
7082 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7084 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7087 * recog.h (asm_operand_ok): Add constraints argument.
7088 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7089 recurse on matching constraint.
7090 (check_asm_operands): Pass constraints as 3rd argument to
7091 asm_operand_ok. Don't look up matching constraint here.
7092 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7095 2009-02-02 Ben Elliston <bje@au.ibm.com>
7097 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7098 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7100 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7102 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7103 information. Remove some obsolete information. Reorganize.
7105 * config/pa/fptr.c: Revert license to GPL 2.
7106 * config/pa/milli64.S: Likewise.
7108 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7111 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7112 LIBRARY name in, instead of hard-coding it.
7113 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7114 extra target make frag to tmake_files according to EH model.
7115 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7116 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7117 frags that define makefile variable EH_MODEL appropriately.
7118 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7119 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7120 to "-sjlj" according to type of EH configured.
7121 (LIBGCC_SONAME): Concatenate it to shared library base name.
7122 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7123 to "_sjlj" according to type of EH configured.
7124 (LIBGCC_SONAME): Concatenate it to shared library base name.
7125 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7126 (SHLIB_LINK): Add missing semicolon to if-else construct.
7127 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7128 string value of "pe_dll" command-line option.
7129 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
7130 (SHLIB_SONAME): Use it when overriding t-cygming default.
7131 (SHLIB_IMPLIB): Override t-cygming default.
7132 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7133 string value of "pe_dll" command-line option.
7135 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7138 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
7139 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
7141 2009-01-31 Richard Guenther <rguenther@suse.de>
7143 PR tree-optimization/38937
7144 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7145 computing the transitive closure.
7147 2009-01-30 Richard Guenther <rguenther@suse.de>
7149 PR tree-optimization/39041
7150 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7151 Propagate variable indices only if the types match for this stmt.
7153 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7156 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7157 inline but never defined.
7159 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7161 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7162 (*insv_h_di_reg_extimm): New insn.
7163 (*insv_l<mode>_reg_extimm): New insn.
7165 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7167 * config/picochip/picochip.c (flag_conserve_stack): set
7168 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7169 fconserve-stack. Reduce call-overhead used by inliner.
7171 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7174 * common.opt (flag_conserve_stack): Initialised to zero.
7176 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7179 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7180 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7183 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7185 * ira-color.c (allocno_reload_assign): Update comments.
7186 * regmove.c (regmove_optimize): Likewise.
7190 2009-01-29 Robert Millan <rmh@aybabtu.com>
7192 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7193 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7194 `MD_UNWIND_SUPPORT'.
7195 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7197 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7199 PR tree-optimization/39007
7200 * tree-loop-distribution.c (generate_builtin): Use
7201 recompute_dominator to compute the immediate dominator of the
7202 basic block just after the loop.
7204 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7206 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7207 (ASM_OUTPUT_DWARF_PCREL): Define.
7209 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7211 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7212 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7213 global. Modify entries about regmove and IRA.
7215 * ra-conflict.c: Remove the file.
7217 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7219 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7220 (pass_regclass_init): Rename to pass_reginfo_init.
7222 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7224 * toplev.h (flag_ira): Remove.
7226 * caller-save.c (setup_save_areas): Remove flag_ira.
7228 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7230 * global.c: Remove the file.
7232 * opts.c (decode_options): Remove flag_ira.
7234 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7236 * regmove.c: Modify file description.
7237 (find_use_as_address, try_auto_increment): Define them only if
7238 AUTO_INC_DEC is defined.
7239 (replacement_quality, replace_in_call_usage, fixup_match_1,
7240 stable_and_no_regs_but_for_p): Remove.
7241 (reg_set_in_bb): Make it static.
7242 (regmove_optimize): Remove flag_ira and code which worked for
7245 * local-alloc.c: Remove the file.
7247 * common.opt (fira): Remove.
7249 * ira.c: Include except.h.
7250 (eliminable_regset): Move from global.c.
7251 (mark_elimination): Ditto. Remove flag_ira.
7252 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7253 equiv_mem_modified, validate_equiv_mem_from_store,
7254 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7255 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7256 no_equiv, recorded_label_ref): Move from local-alloc.c.
7257 (update_equiv_regs): Ditto. Make it static.
7258 (print_insn_chain, print_insn_chains): Move it from global.c.
7259 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7260 (build_insn_chain): Ditto. Make it static.
7261 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7262 Rename to init_live_subregs.
7263 (gate_ira): Remove flag_ira.
7265 * regclass.c: Rename reginfo.c. Change file description.
7266 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7267 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7268 (init_reg_sets_1): Remove code for evaluation of
7269 reg_class_superclasses and losing_caller_save_reg_set.
7270 (init_regs): Remove init_reg_autoinc.
7271 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7272 ok_for_base_p_nonstrict): Remove.
7273 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7274 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7275 corresponding entries.
7276 (dump_regclass, record_operand_costs, scan_one_insn,
7277 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7278 record_address_regs, auto_inc_dec_reg_p): Remove.
7279 (gt-regclass.h): Rename to gt-reginfo.h.
7281 * rtl.h (dump_global_regs, retry_global_alloc,
7282 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7284 * Makefile.in (RA_H): Remove.
7285 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7286 Rename regclass.o to reginfo.o.
7287 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7289 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7290 (GTFILES): Rename regclass.c to reginfo.c.
7292 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7293 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7295 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7296 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7298 (finish_spills): Ditto. Remove code for !flag_ira.
7300 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7303 * doc/invoke.texi (rtl debug options): Complete rewrite.
7304 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7306 * mode-switching.c (pass_mode_switching): Rename pass from
7307 "mode-sw" to "mode_sw".
7308 * except.c (pass_convert_to_eh_ranges): Rename pass from
7309 "eh-ranges" to "eh_ranges".
7310 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7314 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7315 Alexander Monakov <amonakov@ispras.ru>
7318 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7320 (move_exprs_to_boundary): Change return type and pass through
7321 should_move from move_op. Relax assert. Update usage ...
7322 (schedule_expr_on_boundary): ... here. Use should_move instead of
7324 (move_op_orig_expr_found): Indicate that insn was disconnected from
7326 (code_motion_process_successors): Do not call after_merge_succs
7327 callback if original expression was not found when traversing any of
7329 (code_motion_path_driver): Change return type. Update prototype.
7330 (move_op): Update comment. Add a new parameter (should_move). Update
7331 prototype. Set *should_move based on indication provided by
7332 move_op_orig_expr_found.
7334 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7336 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7337 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7338 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7339 * config/rs6000/rs6000.c (rs6000_override_options): Default
7340 avoid-indexed-addresses on for Power6, off for everything else.
7341 (avoiding_indexed_address_p): New function.
7342 (rs6000_legitimize_address): Use it.
7343 (rs6000_legitimate_address): Likewise.
7344 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7346 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7348 PR tree-optimization/38997
7349 * tree-loop-distribution.c (generate_memset_zero): Use
7350 POINTER_PLUS_EXPR for a pointer addition.
7352 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7354 * config/s390/s390.md (bswap<mode>2): New pattern added.
7356 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7358 * config/s390/s390.md (*tls_load_31): Added type attribute.
7360 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7362 * config/s390/s390.md: Fix a few comments.
7364 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7366 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7367 (*tm<mode>_full): Fixed z10prop attribute.
7368 (*tst<mode>_extimm): Fixed z10prop attribute.
7369 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7370 (*tstqiCCT_cconly): Fixed z10prop attribute.
7371 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7372 (*movsi_larl): Fixed z10prop attribute.
7373 (*movsi_zarch): Fixed z10prop attribute.
7374 (*movsi_eas): Fixed z10prop attribute.
7375 (*movhi): Fixed z10prop attribute.
7376 (*movqi): Fixed z10prop attribute.
7377 (*movstrictqi): Fixed z10prop attribute.
7378 (*mov<mode>): Fixed z10prop attribute.
7379 (*movcc): Fixed z10prop attribute.
7380 (*sethighpartdi_64): Fixed z10prop attribute.
7381 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7382 (*negdi2_sign_cc): Fixed z10prop attribute.
7383 (*negdi2_sign): Fixed z10prop attribute.
7384 (*absdi2_sign_cc): Fixed z10prop attribute.
7385 (*absdi2_sign): Fixed z10prop attribute.
7386 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7387 (*negabsdi2_sign): Fixed z10prop attribute.
7388 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7389 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7390 (doloop_si64): Fixed z10prop attribute.
7391 (doloop_si31): Fixed z10prop attribute.
7392 (doloop_long): Fixed z10prop attribute.
7393 (indirect_jump): Fixed z10prop attribute.
7394 (nop): Fixed z10prop attribute.
7395 (main_base_64): Fixed z10prop attribute.
7396 (reload_base_64): Fixed z10prop attribute.
7398 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7400 PR rtl-optimization/38740
7401 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7403 * config/mips/mips.c (mips_reorg): Likewise.
7405 2009-01-28 Richard Guenther <rguenther@suse.de>
7407 PR tree-optimization/38926
7408 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7409 with the correct value id to a value.
7410 (do_regular_insertion): Use the value number of edoubleprime
7411 for the value number of the expr.
7414 2008-08-21 Richard Guenther <rguenther@suse.de>
7416 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7417 a PHI ask VN if it is already available.
7418 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7419 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7421 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7424 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7425 set to varying whenever max has TREE_OVERFLOW set, similarly
7426 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7428 2009-01-28 Richard Guenther <rguenther@suse.de>
7431 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7432 uninitialized aggregate uses in call arguments.
7434 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7436 PR tree-optimization/38984
7437 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7438 the nothing_id variable if -fno-delete-null-pointer-checks.
7440 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7443 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7444 (set_got_offset_rex64): Ditto.
7446 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7449 * doc/extend.texi: Improve local variable with asm reg.
7451 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7453 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7454 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7455 was not supplied then set warn_packed_bitfield_compat to the
7457 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7460 2009-01-27 Richard Guenther <rguenther@suse.de>
7462 PR tree-optimization/38503
7463 * cfgexpand.c (expand_gimple_basic_block): Ignore
7464 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7465 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7466 variables that cannot have TBAA applied.
7467 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7470 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7473 * calls.c (initialize_argument_information): Do not wrap complex
7474 arguments in SAVE_EXPR.
7476 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7478 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7479 (INSTALL_LIBGCC): Revert typo commit.
7481 2009-01-26 Richard Guenther <rguenther@suse.de>
7483 PR tree-optimization/38745
7484 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7485 from special handling.
7487 2009-01-26 Richard Guenther <rguenther@suse.de>
7489 PR tree-optimization/38745
7490 * tree-ssa.c (execute_update_addresses_taken): Do not include
7491 variables that cannot possibly be a register in not_reg_needs.
7492 Do not clear TREE_ADDRESSABLE on vars that may not become
7494 * tree-ssa.c (update_alias_info_1): Include those in the set
7495 of addressable vars.
7497 2009-01-26 Richard Guenther <rguenther@suse.de>
7500 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7501 * tree-ssa-dse.c: Include langhooks.h
7502 (execute_simple_dse): Remove stores with zero size.
7504 2009-01-24 Jakub Jelinek <jakub@redhat.com>
7507 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
7510 2009-01-24 Julian Brown <julian@codesourcery.com>
7512 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
7513 config/arm/linux-atomic.c.
7514 * config/arm/linux-atomic.c: New.
7516 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
7518 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
7519 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
7520 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
7522 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
7525 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
7528 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
7530 PR tree-optimization/38953
7531 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
7532 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
7533 (gloog): Split the exit of the scop when the scop exit is a loop exit.
7534 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
7537 2009-01-24 Paul Brook <paul@codesourcery.com>
7539 * config/arm/neon.md (neon_type): Move to arm.md.
7540 (neon_mov<VSTRUCT>): Add neon_type attribute.
7541 * config/arm/arm.md (neon_type): Move to here.
7542 (conds): Add "unconditioal" and use as default for NEON insns.
7544 2009-01-24 Ben Elliston <bje@au.ibm.com>
7546 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
7547 void *' warning from -Wc++-compat.
7548 * Makefile.in (dominance.o-warn): Remove.
7550 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
7552 PR tree-optimization/38932
7553 * fold-const.c (fold_unary_ignore_overflow): New.
7554 * tree.h (fold_unary_ignore_overflow): Declare.
7555 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
7556 * tree-ssa-sccvn.c (visit_reference_op_load,
7557 simplify_unary_expression): Likewise.
7559 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
7561 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
7562 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
7563 regardless of their type.
7564 * c-common.c (handle_packed_attribute): Don't ignore packed on
7566 * c.opt (Wpacked-bitfield-compat): New warning option.
7567 * stor-layout.c (place_field): Warn if offset of a field changed.
7568 * doc/extend.texi (packed): Mention the ABI change.
7569 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
7570 (Warning Options): Add it to the list.
7572 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
7574 * c-opts.c (c_common_post_options): Fix a typo in comments.
7576 2009-01-22 Steve Ellcey <sje@cup.hp.com>
7579 * gimplify.c (gimplify_init_constructor): Fix promotion of const
7580 variables to static.
7581 * doc/invoke.texi (-fmerge-all-constants): Update description.
7583 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
7586 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
7587 (*movdi_1_rex64): Use type "mmx" for alternative 5.
7589 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
7591 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
7593 (LOCAL_ALIGNMENT): Similarly.
7595 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7596 Joseph Myers <joseph@codesourcery.com>
7598 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
7599 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
7600 * config/arm/arm-tune.md: Regenerate.
7601 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
7604 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7606 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
7607 version number to five.
7609 2009-01-22 Dodji Seketeli <dodji@redhat.com>
7612 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
7613 * c-common.c (set_underlying_type): Likewise.
7614 (is_typedef_decl ): Likewise
7616 (set_underlying_type): Likewise.
7617 (is_typedef_type): Likewise.
7619 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
7622 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
7625 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7628 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
7629 (LIBGCC_SPEC): Don't define.
7630 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
7632 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
7634 PR rtl-optimization/38879
7635 * alias.c (base_alias_check): Unaligned access via AND address can
7636 alias all surrounding object types except those with sizes equal
7637 or wider than the size of unaligned access.
7639 2009-01-21 Dodji Seketeli <dodji@redhat.com>
7642 * c-decl.c (clone_underlying_type): Move this ...
7643 * c-common.c (set_underlying_type): ... here.
7644 Also, make sure the function properly sets TYPE_STUB_DECL() on
7645 the newly created typedef variant type.
7646 (is_typedef_decl ): New entry point.
7647 * tree.h: Added a new member member_types_needing_access_check to
7648 struct tree_decl_non_common.
7649 (set_underlying_type): New entry point.
7650 (is_typedef_type): Likewise.
7652 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
7654 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
7655 Check whether two instructions have memory references that
7656 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
7657 are helper functions for traversing.
7658 * alias.h (insn_alias_sets_confilict_p): New prototypes.
7659 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
7660 not to draw dependency edge for instructions with non-conflicting
7663 2009-01-20 Joseph Myers <joseph@codesourcery.com>
7666 * longlong.h: Update copyright years. Use soft-fp license notice.
7667 Sync __clz_tab declaration with glibc.
7669 2009-01-20 Steve Ellcey <sje@cup.hp.com>
7672 * doc/extend.texi (syscall_linkage): New.
7673 (version_id): Modify.
7675 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7676 Richard Guenther <rguenther@suse.de>
7678 PR tree-optimization/38747
7679 PR tree-optimization/38748
7680 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
7681 conversion if the base address is an indirect reference and the
7682 aliasing sets could cause issues.
7684 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7686 * common.opt (fgraphite, fgraphite-identity): Add comment for
7687 explaining why these options are not documented.
7689 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7691 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
7692 gimple_call_lhs is NULL.
7694 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
7697 * emit-rtl.c (adjust_address_1): Make sure memref is never
7700 2009-01-20 Ben Elliston <bje@au.ibm.com>
7702 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7703 const qualifier from arg parameter. Remove unnecessary cast to char *.
7704 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7705 const qualifier from arg 2.
7707 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7709 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
7711 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
7714 * rtl.h (reinit_regs): New prototype.
7715 * regclass.c: Include ira.h.
7717 * Makefile.in (regclass.o): Add ira.h.
7718 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
7720 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
7723 * c-common.c (handle_aligned_attribute): Use
7724 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
7725 default alignment value.
7727 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
7729 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
7730 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
7732 * doc/extend.texi: Update __attribute__ ((aligned)). Document
7733 __BIGGEST_ALIGNMENT__.
7735 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
7737 2009-01-18 Richard Guenther <rguenther@suse.de>
7739 PR tree-optimization/38819
7740 * tree-flow.h (operation_could_trap_helper_p): Declare.
7741 * tree-eh.c (operation_could_trap_helper_p): Export.
7742 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
7743 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
7744 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
7745 are about to insert a possibly trapping instruction and fail
7748 2009-01-18 Andreas Schwab <schwab@suse.de>
7750 * doc/install.texi (Configuration): Remove obsolete paragraph
7751 about use of --with-gnu-ld with --with-gnu-as.
7753 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
7755 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
7756 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
7757 Follow spelling conventions.
7759 2009-01-18 Ben Elliston <bje@au.ibm.com>
7761 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
7762 C++ warning about implicit conversion from void * to struct
7764 (bitmap_obstack_free): Likewise for bitmap_element *.
7765 * Makefile.in (bitmap.o-warn): Remove.
7767 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
7769 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
7771 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
7772 Tobias Grosser <tobi.grosser@amd.com>
7774 * graphite.c (graphite_trans_scop_block): Do not block single
7777 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
7779 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
7780 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
7781 test with assertion.
7783 2009-01-16 Richard Guenther <rguenther@suse.de>
7785 PR tree-optimization/38835
7787 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
7788 and INT + PTR -> (INT)(PTR p+ INT) folding.
7789 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
7791 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
7794 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
7795 the subreg from a lowpart subreg if it is also casting the value.
7797 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7798 Tobias Grosser <tobi.grosser@amd.com>
7800 * graphite.c (compare_prefix_loops): New.
7801 (build_scop_canonical_schedules): Rewritten.
7802 (graphite_transform_loops): Move build_scop_canonical_schedules
7803 after build_scop_iteration_domain.
7805 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7806 Tobias Grosser <tobi.grosser@amd.com>
7808 * graphite.c (add_conditions_to_domain): Add the loops to
7809 the dimension of the iteration domain. Do copy the domain
7810 only when it exists.
7811 (build_scop_conditions_1): Do not call add_conditions_to_domain.
7812 (add_conditions_to_constraints): New.
7813 (can_generate_code_stmt, can_generate_code): Removed.
7814 (gloog): Do not call can_generate_code.
7815 (graphite_transform_loops): Call add_conditions_to_constraints
7816 after building the iteration domain.
7818 2009-01-16 Jakub Jelinek <jakub@redhat.com>
7820 PR tree-optimization/38789
7821 * tree-ssa-threadedge.c
7822 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7823 __builtin_constant_p.
7825 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7827 * dce.c (delete_unmarked_insns): Reversed the order that insns are
7828 examined before deleting them.
7830 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
7832 * function.c (aggregate_value_p): Correctly extract the function
7833 type from CALL_EXPR_FN lookup.
7835 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7837 * config/picochip/picochip.c (picochip_override_options): Revert
7838 CFI asm flag disable commited previously.
7840 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
7841 Tobias Grosser <tobi.grosser@amd.com>
7842 Jan Sjodin <jan.sjodin@amd.com>
7844 * graphite.c (scan_tree_for_params): On substractions negate
7845 all the coefficients of the term.
7846 (clast_to_gcc_expression_red): New. Handle reduction expressions
7847 of more than two operands.
7848 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
7849 (get_vdef_before_scop): Handle also the case of default definitions.
7851 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7853 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
7854 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
7855 Also use them when walking CALL_INSN_FUNCTION_USAGE.
7857 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
7858 Joey Ye <joey.ye@intel.com>
7861 * cfgexpand.c (expand_stack_alignment): Don't update stack
7862 boundary nor check incoming stack boundary here.
7863 (gimple_expand_cfg): Update stack boundary and check incoming
7864 stack boundary here.
7866 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7868 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
7870 2009-01-14 Jakub Jelinek <jakub@redhat.com>
7872 PR rtl-optimization/38245
7873 * calls.c (expand_call): Add stack arguments to
7874 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7875 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
7876 in regs and partially in memory or BLKmode arguments.
7877 (emit_library_call_value_1): Add stack arguments to
7878 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7879 ACCUMULATE_OUTGOING_ARGS).
7880 * dce.c: Include tm_p.h.
7881 (find_call_stack_args): New function.
7882 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
7884 (mark_insn): Call find_call_stack_args for CALL_Ps.
7885 (prescan_insns_for_dce): Walk insns backwards in bb rather than
7886 forwards. Allocate and free arg_stores bitmap if needed, pass it
7887 down to deletable_insn_p, don't mark stores set in arg_stores
7888 bitmap, clear the bitmap at the beginning of each bb.
7889 * Makefile.in (dce.o): Depend on $(TM_P_H).
7891 2009-01-14 Michael Meissner <gnu@the-meissners.org>
7894 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
7895 to make sure the insn is a conditional test (bug 22599). Reformat a
7898 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
7901 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
7902 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
7903 (gloog): Do not call cleanup_tree_cfg.
7904 (graphite_transform_loops): Call cleanup_tree_cfg after all
7905 scops have been code generated.
7907 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
7908 * doc/gty.texi (Invoking the garbage collector): Added new node
7909 and section documenting ggc_collect.
7911 2009-01-14 Richard Guenther <rguenther@suse.de>
7913 PR tree-optimization/38826
7915 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
7916 initialization notes only if we actually emitted a warning.
7917 (intra_create_variable_infos): Add constraints for a result decl
7918 that is passed by hidden reference.
7919 (build_pred_graph): Mark all related variables non-direct on
7922 2009-01-14 Nick Clifton <nickc@redhat.com>
7924 * ira-conflicts.c: Include addresses.h for the definition of
7926 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
7927 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
7929 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
7932 * Makefile.in (ira-lives.o): Add except.h.
7934 * ira-lives.c: Include except.h.
7935 (process_bb_node_lives): Process can_throw_internal.
7937 2009-01-13 Jakub Jelinek <jakub@redhat.com>
7939 PR rtl-optimization/38774
7940 * combine.c (simplify_set): When undoing cc_use change, don't do
7941 PUT_CODE on the newly created comparison, but instead put back the
7944 2009-01-13 Joseph Myers <joseph@codesourcery.com>
7946 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
7947 values. Remove duplicate arm8 entry.
7949 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7951 PR tree-optimization/38786
7952 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
7953 the SSA_NAME case of expand_scalar_variables_expr.
7954 Set the type of an expression to the type of its assign statement.
7955 (expand_scalar_variables_expr): Also gather the scalar computation
7956 used to index the memory access. Do not pass loop_p.
7957 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
7958 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
7959 the gimple_stmt_iterator where it inserts new code.
7961 (copy_bb_and_scalar_dependences): Do not pass loop_p.
7962 (translate_clast): Update call to copy_bb_and_scalar_dependences.
7964 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7966 * graphite.h (debug_value): Removed.
7967 * graphite.c (debug_value): Removed.
7969 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7971 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
7972 ldrd/strd with two 32-bit instructions.
7974 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7976 * config/arm/arm.c (struct processors): Pass for speed down into
7977 cost helper functions.
7978 (const_ok_for_op): Handle COMPARE and inequality nodes.
7979 (arm_rtx_costs_1): Rewrite.
7980 (arm_size_rtx_costs): Update prototype.
7981 (arm_rtx_costs): Pass speed down to helper functions.
7982 (arm_slowmul_rtx_costs): Rework cost calculations.
7983 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
7984 (arm_9e_rtx_costs): Likewise.
7986 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
7988 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
7989 relocations of local symbols wider than UNITS_PER_WORD are not valid.
7990 (alpha_legitimize_address): Do not split local symbols wider than
7991 UNITS_PER_WORD into HIGH/LO_SUM parts.
7993 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
7996 * gcc.c (process_command): Replace call to execvp with calls
7997 to pex_one and exit.
7999 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8002 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8003 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8004 variant for devices with 3-byte PC.
8005 (__tablejump_elpm__): New.
8007 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8010 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8011 offsetof member-designator, handle it as `[0].'.
8013 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8015 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8016 function when not using named sections on targets with named sections
8017 if branch distance is less than 262132.
8019 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8021 * combine.c (combine_instructions): Recompute
8022 optimize_this_for_speed_p for each BB in the main combine loop.
8024 2009-01-12 Tomas Bily <tbily@suse.cz>
8027 * tree-loop-distribution.c (prop_phis): New function.
8028 (generate_builtin): Call prop_phis.
8029 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8031 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8033 PR tree-optimization/38807
8034 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8035 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8037 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8039 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8040 subreg of op0 to the original op0.
8042 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8044 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8046 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8049 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8050 starting with digits.
8052 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8055 * config/arm/arm.c (arm_is_long_call_p): Don't call
8056 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8058 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8060 * regrename.c (regrename_optimize): Fix dumping.
8061 (find_oldest_value_reg): Preserve REG_POINTER.
8062 (copy_hardreg_forward_1): Likewise.
8064 2009-01-09 Diego Novillo <dnovillo@google.com>
8066 * gimple.h (struct gimple_statement_base) <uid>: Document
8067 the restrictions on its use.
8069 (gimple_set_uid): Tidy.
8071 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8073 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8074 zero guard even if align_bytes != 0 and count is smaller than
8077 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8079 PR rtl-optimization/38495
8080 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8081 (add_range_and_copies_from_move_list): Print all added ranges.
8082 Add ranges to memory optimized destination.
8084 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8088 * config/i386/i386.c (override_options): Reject
8089 -mstringop-strategy=rep_8byte with -m32.
8090 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8091 to 1. Do count comparison against epilogue_size_needed at compile
8092 time even when count_exp was constant forced into register. For
8093 size_needed don't jump to epilogue, instead just avoid aligning
8094 and invoke the body algorithm. If need_zero_guard, add zero guard
8095 even if count is non-zero, but smaller than size_needed + number of
8096 bytes that could be stored for alignment.
8097 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8098 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8099 but smaller than size_needed + number of bytes that could be stored
8100 for alignment. Compare size_needed with epilogue_size_needed instead
8101 of desired_align - align, don't adjust size_needed, pass
8102 epilogue_size_needed to the epilogue expanders.
8105 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8107 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8109 * pa.c (last_address): Change to unsigned.
8110 (update_total_code_bytes): Change argument to unsigned. Don't
8111 check if insn addresses are set.
8112 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8113 addresses are not set.
8114 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8116 2009-01-09 Nick Clifton <nickc@redhat.com>
8118 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8119 DECL_DECLARED_INLINE_P.
8121 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8124 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8125 GET_MODE (op0) in operand_subword_force calls.
8128 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8129 fold_convert arg0 operands to TREE_TYPE (op0) first.
8131 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
8133 * params.def (ira-max-conflict-table-size): Decrease default value
8136 2009-01-08 Jakub Jelinek <jakub@redhat.com>
8138 PR tree-optimization/37031
8139 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
8141 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
8142 allocate it using gc instead of heap, use VEC_quick_push instead of
8144 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8145 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8146 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8147 allocated vector from heap allocated.
8148 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8149 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8150 vector only after perfect_loop_nest_depth call.
8152 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8153 Jan Sjodin <jan.sjodin@amd.com>
8155 PR tree-optimization/38559
8156 * graphite.c (debug_value, copy_constraint,
8157 swap_constraint_variables, scale_constraint_variable, ): New.
8158 (get_lower_bound, get_upper_bound): Removed.
8159 (graphite_trans_bb_strip_mine): Clean up this code that works
8160 only for constant number of iterations. Fully copy upper and
8161 lower bound constraints, not only the constant part of them.
8162 * graphite.h (debug_value): Declared.
8164 2009-01-08 Ira Rosen <irar@il.ibm.com>
8166 PR tree-optimization/37194
8167 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8168 Don't add the cost of cost model guard in prologue to scalar
8169 outside cost in case of known number of iterations.
8171 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8172 Alan Modra <amodra@bigpond.net.au>
8174 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8175 non-word-aligned REG+CONST addressing.
8177 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8180 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8181 free_after_compilation when outputting a thunk.
8182 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8183 Do not call free_after_compilation here.
8185 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8187 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8188 (ix86_valid_target_attribute_inner_p): Ditto.
8190 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8192 PR tree-optimization/38492
8193 PR tree-optimization/38498
8194 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8195 * tree-chrec.h (scev_is_linear_expression): Declared.
8196 * graphite.c (graphite_cannot_represent_loop_niter): New.
8197 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8198 (graphite_loop_normal_form): Use gcc_assert.
8199 (scan_tree_for_params): Use CASE_CONVERT.
8200 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8201 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8202 Use gcc_assert. Discard scops that contain unhandled cases.
8203 (build_scop_conditions): Return a boolean status for unhandled cases.
8204 (strip_mine_profitable_p): Print the loop number, not its depth.
8205 (is_interchange_valid): Pass the depth of the loop nest, don't
8206 recompute it wrongly.
8207 (graphite_trans_bb_block): Same.
8208 (graphite_trans_bb_block): Print tentative of loop blocking.
8209 (graphite_trans_scop_block): Do not print that the loop has been
8211 (graphite_transform_loops): Do not handle scops that contain condition
8214 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8216 AVX Programming Reference (December, 2008)
8217 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8218 (_mm256_stream_pd): Likewise.
8219 (_mm256_stream_ps): Likewise.
8221 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8222 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8223 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8224 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8225 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8226 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8227 (ix86_expand_special_args_builtin): Likewise.
8229 * config/i386/sse.md (AVXMODEDI): New.
8230 (avx_movnt<mode>): Likewise.
8231 (avx_movnt<mode>): Likewise.
8232 (<sse>_movnt<mode>): Remove AVX support.
8233 (sse2_movntv2di): Likewise.
8235 2009-01-07 Richard Guenther <rguenther@suse.de>
8238 * fold-const.c (extract_muldiv): Remove obsolete comment.
8239 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8240 to PLUS_EXPR canonicalization for the canonicalization.
8242 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8244 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8245 hosted cross-compilers generating less efficient code.
8247 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8249 * function.h (rtl_data): Add a dbr_scheduled_p field.
8250 * reorg.c (dbr_schedule): Set it.
8251 (gate_handle_delay_slots): Check it.
8252 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8253 (mips_reorg): Check flag_delayed_branch instead of
8254 mips_base_delayed_branch.
8255 (mips_override_options): Don't set mips_base_delayed_branch
8256 or flag_delayed_branch.
8258 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8260 PR rtl-optimization/38426.
8261 * ira.c (ira): Set current_function_is_leaf earlier.
8263 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8265 PR rtl-optimization/38722
8266 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8267 too early, only set a flag and modify after last possible
8270 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8273 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8274 * real.c (decimal_single_format): Correct values of emin and emax.
8275 (decimal_double_format): Ditto.
8276 (decimal_quad_format): Ditto.
8277 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8278 computation of DECnn_MIN and DECnn_MAX for corrected values of
8279 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8280 __DECnn_MIN__, and adjust its computation for the corrected value
8283 2009-01-06 Jan Hubicka <jh@suse.cz>
8286 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8288 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8290 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8291 Add Robert Clark to the list of testers.
8293 2009-01-06 Jan Hubicka <jh@suse.cz>
8294 Kai Tietz <kai.tietz@onevision.com>
8296 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8297 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8299 2009-01-06 Jan Hubicka <jh@suse.cz>
8300 Kai Tietz <kai.tietz@onevision.com>
8302 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8304 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8305 (ix86_nsaved_regs): Count only general purpose regs.
8306 (ix86_nsaved_sseregs): New.
8307 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8308 to 16 for w64; compute padding and size of sse reg save area.
8309 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8310 general purpose regs.
8311 (ix86_emit_save_sse_regs_using_mov): New.
8312 (ix86_expand_prologue): Save SSE regs if needed.
8313 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8314 (ix86_emit_restore_sse_regs_using_mov): New.
8315 (ix86_expand_epilogue): Save SSE regs if needed.
8317 2009-01-06 Jan Hubicka <jh@suse.cz>
8318 Kai Tietz <kai.tietz@onevision.com>
8320 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8321 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8322 functions when accumulate outgoing args is off.
8324 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8327 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8328 before using pseudos_have_intersected_live_ranges_p.
8330 * ira-int.h (ira_assert): Always define.
8332 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8334 AVX Programming Reference (December, 2008)
8335 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8336 (_mm256_permute2_pd): Likewise.
8337 (_mm_permute2_ps): Likewise.
8338 (_mm256_permute2_ps): Likewise.
8339 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8340 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8342 * config/i386/i386.c (ix86_builtins): Remove
8343 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8344 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8345 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8346 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8347 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8348 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8349 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8350 __builtin_ia32_vpermil2ps256.
8351 (ix86_init_mmx_sse_builtins): Updated.
8352 (ix86_expand_args_builtin): Likewise.
8354 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8356 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8357 long absolute calls when generating PA 2.0 code.
8359 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8361 PR rtl-optimization/38583
8362 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8364 * params.def (ira-max-conflict-table-size): New.
8366 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8368 * ira.h (ira_conflicts_p): New external definition.
8370 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8371 table. Report this. Return result of building.
8372 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8373 building conflict table.
8375 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8376 (ira_color): Use ira_conflicts_p.
8378 * global.c: Include ira.h.
8379 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8382 * Makefile.in (global.o): Add ira.h.
8384 * ira-build.c (mark_all_loops_for_removal,
8385 propagate_some_info_from_allocno): New.
8386 (remove_unnecessary_allocnos): Call
8387 propagate_some_info_from_allocno.
8388 (remove_low_level_allocnos): New.
8389 (remove_unnecessary_regions): Add parameter. Call
8390 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8391 parameter to remove_unnecessary_regions.
8392 (ira_build): Remove all regions but root if the conflict table was
8393 not built. Update conflict hard regs for allocnos crossing calls.
8395 * ira.c (ira_conflicts_p): New global.
8396 (ira): Define and use ira_conflicts_p.
8398 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8399 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8400 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8402 2009-01-06 Ben Elliston <bje@au.ibm.com>
8404 * gengtype-lex.l (YY_NO_INPUT): Define.
8406 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8409 * c-common.c (handle_vector_size_attribute): Also reject
8412 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8414 PR tree-optimization/38492
8415 * graphite.c (rename_map_elt, debug_rename_elt,
8416 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8417 rename_map_elt_info, eq_rename_map_elts,
8418 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8419 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8420 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8421 (sese_build_livein_liveouts): New.
8422 (new_sese, free_sese): New.
8423 (new_scop): Call new_sese.
8424 (free_scop): Call free_sese.
8425 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8426 (register_old_new_names): Renamed register_old_and_new_names.
8427 (register_scop_liveout_renames, add_loop_exit_phis,
8428 insert_loop_close_phis, struct igp,
8429 default_liveout_before_guard, add_guard_exit_phis,
8430 insert_guard_phis, copy_renames): New.
8431 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8432 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8433 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8434 (scop_adjust_phis_for_liveouts): New.
8435 (gloog): Call scop_adjust_phis_for_liveouts.
8437 * graphite.h (struct sese): Documented. Added fields liveout,
8439 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8440 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8441 (struct scop): Added field liveout_renames.
8442 (SCOP_LIVEOUT_RENAMES): New.
8444 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8446 PR tree-optimization/38510
8447 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8448 (translate_clast): Call recompute_all_dominators before
8450 (gloog): Call recompute_all_dominators before graphite_verify.
8452 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8453 Jan Sjodin <jan.sjodin@amd.com>
8455 PR tree-optimization/38500
8456 * graphite.c (create_sese_edges): Call fix_loop_structure after
8459 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8461 * config.gcc: Add m32r*-*-rtems*.
8462 * config/m32r/rtems.h: New file.
8464 2009-01-05 Ben Elliston <bje@au.ibm.com>
8466 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8467 (.po.pox): Likewise.
8468 (po/gcc.pot): Likewise.
8470 2009-01-04 David S. Miller <davem@davemloft.net>
8472 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8473 (STARTING_FRAME_OFFSET): Always set to zero.
8475 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8477 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8478 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8479 fixed-point types, and vectors of the same.
8481 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8483 * config/mips/sync.md (*mb_barrier): Rename to...
8484 (*memory_barrier): ...this.
8486 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8488 * doc/extend.texi (Function Attributes): Move @cindex after @item
8489 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8490 and put in alphabetical order. Fix 'target' name and put in order.
8491 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8494 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8496 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8497 (memory_barrier): Expand as unspec instead of unspec_volatile.
8498 Remove mem:BLK from insn operands. Use Pmode scratch register.
8499 (*memory_barrier): Define as unspec instead of unspec_volatile.
8500 Use (match_dup 0) as input operand.
8502 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
8503 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
8504 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
8505 scratch register. Remove operand 1.
8506 (*stbar): Define as unspec instead of unspec_volatile.
8507 Use (match_dup 0) as input operand, remove (const_int 8).
8508 (*membar): Define as unspec instead of unspec_volatile.
8509 Use (match_dup 0) as input operand, remove input operand 2.
8511 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
8512 (memory_barrier): Expand as unspec instead of unspec_volatile.
8513 Remove mem:BLK from insn operands. Use Pmode scratch register.
8514 (*memory_barrier): Define as unspec instead of unspec_volatile.
8515 Use (match_dup 0) as input operand.
8517 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
8518 Remove mem:BLK from insn operands. Use Pmode scratch register.
8519 Set volatile flag on operand 0.
8520 (*memory_barrier): New insn pattern.
8522 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
8524 (*memory_barrier): Use (match_dup 0) as input operand.
8526 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
8527 Remove mem:BLK from insn operands. Use Pmode scratch register.
8528 Set volatile flag on operand 0.
8529 (*mb_internal): New insn pattern.
8531 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
8533 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8536 * function.c (struct temp_slot): Move to the section of the file
8537 that deals with temp slots. Remove field 'address'.
8538 (temp_slot_address_table): New hash table of address -> temp slot.
8539 (struct temp_slot_address_entry): New struct, items for the table.
8540 (temp_slot_address_compute_hash, temp_slot_address_hash,
8541 temp_slot_address_eq, insert_temp_slot_address): Support functions
8543 (find_temp_slot_from_address): Rewrite to use the new hash table.
8544 (remove_unused_temp_slot_addresses): Remove addresses of temp
8545 slots that have been made available.
8546 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
8547 worker function for remove_unused_temp_slot_addresses.
8548 (assign_stack_temp_for_type): Don't clear the temp slot address list.
8549 Add the temp slot address to the address -> temp slot map.
8550 (update_temp_slot_address): Update via insert_temp_slot_address.
8551 (free_temp_slots): Call remove_unused_temp_slot_addresses.
8552 (pop_temp_slots): Likewise.
8553 (init_temp_slots): Allocate the address -> temp slot map, or empty
8554 the map if it is already allocated.
8555 (prepare_function_start): Initialize temp slot processing.
8557 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8560 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
8561 Calculate the size of all stack vars assuming no packing of stack
8562 vars will happen, replacing a quadratic algorithm with a linear one.
8564 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8567 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
8570 2009-01-03 Diego Novillo <dnovillo@google.com>
8572 * doc/contrib.texi: Update contributions.
8574 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8577 * builtins.c (fold_builtin_memory_op): Give up if either operand
8578 is volatile. Set srctype or desttype to non-qualified version
8582 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
8585 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
8587 PR rtl-optimization/35805
8588 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
8589 problem if fast dce is able to remove any instructions.
8590 * dce.c (dce_process_block): Fix dump message.
8592 2009-01-02 Mark Mitchell <mark@codesourcery.com>
8595 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
8597 2009-01-02 Jakub Jelinek <jakub@redhat.com>
8600 * tree-flow.h (op_code_prio, op_prio): New prototypes.
8601 * tree-pretty-print.c (op_code_prio): New function.
8602 (op_prio): No longer static. Use op_code_prio.
8603 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
8604 Use op_prio and op_code_prio to determine if () should be
8605 printed around operand(s) or not.
8607 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
8608 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
8609 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
8610 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
8611 pp_character instead of pp_string for single letter printing.
8613 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8615 * doc/extend.texi: Fix '#pragma GCC option' typo.
8617 2009-01-02 Richard Guenther <rguenther@suse.de>
8619 * doc/install.texi (--enable-checking): Mention different
8621 (--enable-stage1-checking): Document.
8623 2009-01-01 Andrew Pinski <pinskia@gmail.com>
8626 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
8627 case to be an error.
8629 2009-01-02 Ben Elliston <bje@au.ibm.com>
8631 * config/fp-bit.h (pack_d): Constify argument.
8632 * config/fp-bit.c (makenan): Constify return type. Remove casts.
8633 (isnan): Constify argument.
8637 (_fpadd_parts): Constify return type.
8638 (_fpmul_parts): Likewise.
8639 (_fpdiv_parts): Likewise.
8641 2009-01-01 Jakub Jelinek <jakub@redhat.com>
8644 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
8645 warn about overwriting initializer with side-effects or
8646 -Woverride-init if !IMPLICIT.
8647 (output_init_element): Likewise. Pass IMPLICIT down to
8649 (process_init_element): Add IMPLICIT argument. Pass it down
8650 to output_init_element.
8651 (push_init_element, pop_init_level, set_designator): Adjust
8652 process_init_element callers.
8653 (set_nonincremental_init, set_nonincremental_init_from_string):
8654 Adjust add_pending_init callers.
8655 (output_pending_init_elements): Adjust output_init_element callers.
8656 * c-tree.h (process_init_element): Adjust prototype.
8657 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
8658 process_init_element callers.
8661 Copyright (C) 2009 Free Software Foundation, Inc.
8663 Copying and distribution of this file, with or without modification,
8664 are permitted in any medium without royalty provided the copyright
8665 notice and this notice are preserved.